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pragma solidity ^0.4.17;
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 tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData); }
contract token {
string public standard = "T10 1.0";
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
mapping(address=>uint256) public indexes;
mapping(uint256=>address) public addresses;
uint256 public lastIndex = 0;
event Transfer(address indexed from, address indexed to, uint256 value);
function token(
uint256 initialSupply,
string tokenName,
uint8 decimalUnits,
string tokenSymbol
) {
balanceOf[msg.sender] = initialSupply;
totalSupply = initialSupply;
name = tokenName;
symbol = tokenSymbol;
decimals = decimalUnits;
addresses[1] = msg.sender;
indexes[msg.sender] = 1;
lastIndex = 1;
}
function transfer(address _to, uint256 _value) {
if (balanceOf[msg.sender] < _value) throw;
if (balanceOf[_to] + _value < balanceOf[_to]) throw;
balanceOf[msg.sender] -= _value;
balanceOf[_to] += _value;
Transfer(msg.sender, _to, _value);
}
function approve(address _spender, uint256 _value)
returns (bool success) {
allowance[msg.sender][_spender] = _value;
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData)
returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
if (balanceOf[_from] < _value) throw;
if (balanceOf[_to] + _value < balanceOf[_to]) throw;
if (_value > allowance[_from][msg.sender]) throw;
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
allowance[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
}
function () {
throw;
}
}
contract CCindexToken is owned, token {
uint256 public sellPrice;
uint256 public buyPrice;
mapping(address=>bool) public frozenAccount;
event FrozenFunds(address target, bool frozen);
uint256 public constant initialSupply = 40000000 * 10**18;
uint8 public constant decimalUnits = 18;
string public tokenName = "CCindex10";
string public tokenSymbol = "T10";
function CCindexToken() token (initialSupply, tokenName, decimalUnits, tokenSymbol) {}
function transfer(address _to, uint256 _value) {
if (balanceOf[msg.sender] < _value) throw;
if (balanceOf[_to] + _value < balanceOf[_to]) throw;
if (frozenAccount[msg.sender]) throw;
balanceOf[msg.sender] -= _value;
balanceOf[_to] += _value;
Transfer(msg.sender, _to, _value);
if(_value > 0){
if(balanceOf[msg.sender] == 0){
addresses[indexes[msg.sender]] = addresses[lastIndex];
indexes[addresses[lastIndex]] = indexes[msg.sender];
indexes[msg.sender] = 0;
delete addresses[lastIndex];
lastIndex--;
}
if(indexes[_to]==0){
lastIndex++;
addresses[lastIndex] = _to;
indexes[_to] = lastIndex;
}
}
}
function getAddresses() constant returns (address[]){
address[] memory addrs = new address[](lastIndex);
for(uint i = 0; i < lastIndex; i++){
addrs[i] = addresses[i+1];
}
return addrs;
}
function distributeTokens(uint startIndex,uint endIndex) onlyOwner returns (uint) {
uint distributed = 0;
require(startIndex < endIndex);
for(uint i = startIndex; i < lastIndex; i++){
address holder = addresses[i+1];
uint reward = balanceOf[holder] * 3 / 100;
balanceOf[holder] += reward;
distributed += reward;
Transfer(0, holder, reward);
}
totalSupply += distributed;
return distributed;
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
if (frozenAccount[_from]) throw;
if (balanceOf[_from] < _value) throw;
if (balanceOf[_to] + _value < balanceOf[_to]) throw;
if (_value > allowance[_from][msg.sender]) throw;
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
allowance[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
}
function mintToken(address target, uint256 mintedAmount) onlyOwner {
balanceOf[target] += mintedAmount;
totalSupply += mintedAmount;
Transfer(0, this, mintedAmount);
Transfer(this, target, mintedAmount);
}
function freezeAccount(address target, bool freeze) onlyOwner {
frozenAccount[target] = freeze;
FrozenFunds(target, freeze);
}
function setPrices(uint256 newSellPrice, uint256 newBuyPrice) onlyOwner {
sellPrice = newSellPrice;
buyPrice = newBuyPrice;
}
function buy() payable {
uint amount = msg.value / buyPrice;
if (balanceOf[this] < amount) throw;
balanceOf[msg.sender] += amount;
balanceOf[this] -= amount;
Transfer(this, msg.sender, amount);
}
function sell(uint256 amount) {
if (balanceOf[msg.sender] < amount ) throw;
balanceOf[this] += amount;
balanceOf[msg.sender] -= amount;
if (!msg.sender.send(amount * sellPrice)) {
throw;
} else {
Transfer(msg.sender, this, amount);
}
}
} |