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此合同的源代码已经过验证！

合同元数据

编译器

0.7.6+commit.7338295f

语言

Solidity

合同源代码

文件 1 的 2：ETHBRIDGE.sol

pragma solidity ^0.7.6;
//SPDX-License-Identifier: MIT
import './IToken.sol';

contract BRIDGEETH {
  address public admin;
  IToken public token;
  uint256 public taxfee;


  constructor(address _token) {
    admin = msg.sender;
    token = IToken(_token);
    taxfee = 500;
  }

  function burn(uint amount) external {
    token.transferFrom(msg.sender, address(this), amount-(taxfee*(10**(token.decimals()))));
    token.transferFrom(msg.sender, admin, (taxfee*(10**(token.decimals()))));
  }

  function mint(address to, uint amount) external {
    require(msg.sender == admin, 'only admin');
    token.transferFrom(admin, to, amount);
  }
  function getContractTokenBalance() external view returns (uint256) {
    return token.balanceOf(address(this));
  }
  function withdraw(uint amount) external {
    require(msg.sender == admin, 'only admin');
    token.transfer(msg.sender, amount);
  }
  function changeAdmin(address newAdmin) external {
    require(msg.sender == admin, 'only admin');
    admin = newAdmin;
  }
  function setTaxFee(uint newTaxFee) external {
    require(msg.sender == admin, 'only admin');
    taxfee = newTaxFee;
  }
}

合同源代码

文件 2 的 2：IToken.sol

pragma solidity ^0.7.6;
//SPDX-License-Identifier: MIT


interface IToken {
  function mint(address to, uint amount) external;
  function burn(address owner, uint amount) external;
  function burnFrom(address account, uint256 amount) external;
  function totalSupply() external view returns (uint256);
  function decimals() external view returns (uint8);
  function balanceOf(address account) external view returns (uint256);
  function transfer(address to, 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 from,
      address to,
      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);
}

设置

{
  "compilationTarget": {
    "ETHBRIDGE.sol": "BRIDGEETH"
  },
  "evmVersion": "istanbul",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}

ABI

[{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getContractTokenBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newTaxFee","type":"uint256"}],"name":"setTaxFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"taxfee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"contract IToken","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]