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// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023.
// SPDX-License-Identifier: GPL-3.0
pragma solidity ^0.8.1;
interface IERC20 {
function approve(address spender, uint256 amount) external returns (bool);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
}
interface ISwapRouter {
struct ExactInputParams {
bytes path;
address recipient;
uint256 deadline;
uint256 amountIn;
uint256 amountOutMinimum;
}
struct ExactOutputParams {
bytes path;
address recipient;
uint256 deadline;
uint256 amountOut;
uint256 amountInMaximum;
}
function exactInput(ExactInputParams calldata params) external payable returns (uint256 amountOut);
function exactOutput(ExactOutputParams calldata params) external payable returns (uint256 amountIn);
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);
}
contract ArbSwap {
struct Params {
bytes path;
uint256 amountIn;
uint256 amountOut;
}
address owner;
address v3Router = 0xE592427A0AEce92De3Edee1F18E0157C05861564;
constructor() {
owner = msg.sender;
}
function ammSwap(address router,bool input,address[] calldata path,uint amountIn, uint amountOut) public {
require(msg.sender == owner,"fake");
IERC20(path[0]).approve(router,amountIn);
input ? ISwapRouter(router).swapTokensForExactTokens(amountOut,amountIn,path,address(this),block.timestamp) : ISwapRouter(router).swapExactTokensForTokens(amountIn,amountOut,path,address(this),block.timestamp);
}
function uniV3Swap(bool input,address approveAddress ,Params calldata params) public {
require(msg.sender == owner,"fake");
IERC20(approveAddress).approve(v3Router,params.amountIn);
if(input) {
ISwapRouter.ExactOutputParams memory inputParams = ISwapRouter.ExactOutputParams({
path: params.path,
recipient: address(this),
deadline: block.timestamp,
amountOut: params.amountOut,
amountInMaximum: params.amountIn
});
ISwapRouter(v3Router).exactOutput(inputParams);
} else {
ISwapRouter.ExactInputParams memory outParams = ISwapRouter.ExactInputParams({
path: params.path,
recipient: address(this),
deadline: block.timestamp,
amountIn: params.amountIn,
amountOutMinimum: params.amountOut
});
ISwapRouter(v3Router).exactInput(outParams);
}
}
function withdraw (address coin,address manage) public {
require(msg.sender == owner,"fake");
IERC20 token = IERC20(coin);
uint256 amount = token.balanceOf(address(this));
token.transfer(manage,amount);
}
receive () external payable {}
} |