github.com/cwntr/go-defi@v0.0.0-20210629134751-07f9ec2f7e66/contracts/handlers/uniswap/UniswapV2Interfaces.sol (about) 1 pragma solidity ^0.5.0; 2 3 4 interface IUniswapV2Factory { 5 event PairCreated(address indexed token0, address indexed token1, address pair, uint); 6 function getPair(address tokenA, address tokenB) external view returns (address pair); 7 function allPairs(uint) external view returns (address pair); 8 function allPairsLength() external view returns (uint); 9 function feeTo() external view returns (address); 10 function feeToSetter() external view returns (address); 11 function createPair(address tokenA, address tokenB) external returns (address pair); 12 } 13 14 15 interface IUniswapV2Pair { 16 event Approval(address indexed owner, address indexed spender, uint value); 17 event Transfer(address indexed from, address indexed to, uint value); 18 function name() external pure returns (string memory); 19 function symbol() external pure returns (string memory); 20 function decimals() external pure returns (uint8); 21 function totalSupply() external view returns (uint); 22 function balanceOf(address owner) external view returns (uint); 23 function allowance(address owner, address spender) external view returns (uint); 24 function approve(address spender, uint value) external returns (bool); 25 function transfer(address to, uint value) external returns (bool); 26 function transferFrom(address from, address to, uint value) external returns (bool); 27 function DOMAIN_SEPARATOR() external view returns (bytes32); 28 function PERMIT_TYPEHASH() external pure returns (bytes32); 29 function nonces(address owner) external view returns (uint); 30 function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external; 31 event Mint(address indexed sender, uint amount0, uint amount1); 32 event Burn(address indexed sender, uint amount0, uint amount1, address indexed to); 33 event Swap( 34 address indexed sender, 35 uint amount0In, 36 uint amount1In, 37 uint amount0Out, 38 uint amount1Out, 39 address indexed to 40 ); 41 event Sync(uint112 reserve0, uint112 reserve1); 42 function MINIMUM_LIQUIDITY() external pure returns (uint); 43 function factory() external view returns (address); 44 function token0() external view returns (address); 45 function token1() external view returns (address); 46 function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast); 47 function price0CumulativeLast() external view returns (uint); 48 function price1CumulativeLast() external view returns (uint); 49 function kLast() external view returns (uint); 50 function mint(address to) external returns (uint liquidity); 51 function burn(address to) external returns (uint amount0, uint amount1); 52 function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external; 53 function skim(address to) external; 54 function sync() external; 55 } 56 57 58 interface IERC20 { 59 function totalSupply() external view returns (uint256); 60 function balanceOf(address account) external view returns (uint256); 61 function transfer(address recipient, uint256 amount) external returns (bool); 62 function allowance(address owner, address spender) external view returns (uint256); 63 function approve(address spender, uint256 amount) external returns (bool); 64 function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); 65 function name() external view returns (string memory); 66 function decimals() external view returns (uint8); 67 event Transfer(address indexed from, address indexed to, uint256 value); 68 event Approval(address indexed owner, address indexed spender, uint256 value); 69 } 70 71 interface IWETH { 72 function withdraw(uint) external; 73 function deposit() external payable; 74 }