Contract Source Code (Solidity Standard Json-Input format)

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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

import "IERC20.sol";

/// @title Migrator
/// @dev This contract allows users to swap DFX for clDFX.
contract Migrator {
    event ChangeOwner(address newOwner);
    event Exchange(address user, uint256 amount);
    event Withdraw(address admin, uint256 amount);

    address public owner;
    IERC20 public bridgedDfx;
    IERC20 public ccipDfx;

    /// @notice Ensures only the owner can call the function.
    modifier onlyOwner() {
        require(msg.sender == owner, "Not the contract owner");
        _;
    }

    /// @param _dfx The address of bridged DFX.
    /// @param _ccipDfx The address of CCIP DFX.
    constructor(address _dfx, address _ccipDfx) {
        owner = msg.sender;
        bridgedDfx = IERC20(_dfx);
        ccipDfx = IERC20(_ccipDfx);
    }

    /// @notice Swaps `amount` of bridged DFX for an equivalent amount of CCIP DFX.
    /// @param amount The amount of bridged DFX to be swapped.
    function swapBridgedDfxToCcipDfx(uint256 amount) external {
        require(bridgedDfx.transferFrom(msg.sender, address(this), amount), "Transfer of bridged DFX failed");
        require(ccipDfx.transfer(msg.sender, amount), "Transfer of CCIP DFX failed");
        emit Exchange(msg.sender, amount);
    }

    /// @notice Allows the owner to withdraw any ERC20 token from the contract.
    /// @param tokenAddress The address of the ERC20 token to be withdrawn.
    function adminWithdraw(address tokenAddress, uint256 amount) external onlyOwner {
        IERC20 token = IERC20(tokenAddress);
        require(token.transfer(owner, amount), "Emergency withdraw failed");
        emit Withdraw(msg.sender, amount);
    }

    /// @notice Allows the owner to set a new contract owner.
    /// @param newOwner The address of the new contract owner.
    function setOwner(address newOwner) external onlyOwner {
        owner = newOwner;
        emit ChangeOwner(newOwner);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

interface IERC20 {
    function transfer(address recipient, uint256 amount) external returns (bool);
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
    function balanceOf(address account) external view returns (uint256);
}

{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "libraries": {
    "Migrator.sol": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

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[{"inputs":[{"internalType":"address","name":"_dfx","type":"address"},{"internalType":"address","name":"_ccipDfx","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"newOwner","type":"address"}],"name":"ChangeOwner","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Exchange","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"admin","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[{"internalType":"address","name":"tokenAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"adminWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"bridgedDfx","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ccipDfx","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"swapBridgedDfxToCcipDfx","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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000000000000000000000000a4914b824ef261d4ed0ccecec29500862d57c0a100000000000000000000000027f485b62c4a7e635f561a87560adf5090239e93

-----Decoded View---------------
Arg [0] : _dfx (address): 0xA4914B824eF261D4ED0Ccecec29500862d57c0a1
Arg [1] : _ccipDfx (address): 0x27f485b62C4A7E635F561A87560Adf5090239E93

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000a4914b824ef261d4ed0ccecec29500862d57c0a1
Arg [1] : 00000000000000000000000027f485b62c4a7e635f561a87560adf5090239e93