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•  contract Governance
•    - function _checkGovernance()
•    - function transferGovernance(
•  contract InitGov *
•    - function signTxn(address _contract, a ...
•    - function transferGovernance(
•    - function _transferGovernance(
•    - function getTxnId(

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/**
 *Submitted for verification at SonicScan.org on 2024-12-12
*/

/**
 *Submitted for verification at Etherscan.io on 2024-09-24
*/

// SPDX-License-Identifier: AGPL-3.0
pragma solidity >=0.8.18 ^0.8.18;

// src/utils/Governance.sol

contract Governance {
    /// @notice Emitted when the governance address is updated.
    event GovernanceTransferred(
        address indexed previousGovernance,
        address indexed newGovernance
    );

    modifier onlyGovernance() {
        _checkGovernance();
        _;
    }

    /// @notice Checks if the msg sender is the governance.
    function _checkGovernance() internal view virtual {
        require(governance == msg.sender, "!governance");
    }

    /// @notice Address that can set the default base fee and provider
    address public governance;

    constructor(address _governance) {
        governance = _governance;

        emit GovernanceTransferred(address(0), _governance);
    }

    /**
     * @notice Sets a new address as the governance of the contract.
     * @dev Throws if the caller is not current governance.
     * @param _newGovernance The new governance address.
     */
    function transferGovernance(
        address _newGovernance
    ) external virtual onlyGovernance {
        require(_newGovernance != address(0), "ZERO ADDRESS");
        address oldGovernance = governance;
        governance = _newGovernance;

        emit GovernanceTransferred(oldGovernance, _newGovernance);
    }
}

// src/utils/InitGov.sol

/// @notice Multi chain contract to be the initial governance for contracts on deployment.
contract InitGov {
    address public constant SAFE = 0x33333333D5eFb92f19a5F94a43456b3cec2797AE;

    address public constant SIGNER_ONE =
        0x6d2b80BA79871281Be7F70b079996a052B8D62F4;
    address public constant SIGNER_TWO =
        0x305af52AC31d3F9Daa1EC6231bA7b36Bb40f42f4;
    address public constant SIGNER_THREE =
        0xa05c4256ff0dd38697e63D48dF146e6e2FE7fe4A;
    address public constant SIGNER_FOUR =
        0x623d4A04e19328244924D1dee48252987C02fC0a;
    address public constant SIGNER_FIVE =
        0x5C166A5919cC07d785837d8Cc1261c67229d271D;
    address public constant SIGNER_SIX =
        0x80f751EdcB3012d5AF5530AFE97d5dC6EE176Bc0;

    uint256 public constant THRESHOLD = 3;

    mapping(address => bool) public isSigner;

    mapping(bytes32 => uint256) public numberSigned;

    mapping(address => mapping(bytes32 => bool)) public signed;

    constructor() {
        isSigner[SIGNER_ONE] = true;
        isSigner[SIGNER_TWO] = true;
        isSigner[SIGNER_THREE] = true;
        isSigner[SIGNER_FOUR] = true;
        isSigner[SIGNER_FIVE] = true;
        isSigner[SIGNER_SIX] = true;
    }

    /// @notice To sign a txn from an eoa.
    function signTxn(address _contract, address _newGovernance) external {
        require(isSigner[msg.sender], "!signer");
        bytes32 id = getTxnId(_contract, _newGovernance);
        require(!signed[msg.sender][id], "already signed");

        signed[msg.sender][id] = true;
        numberSigned[id] += 1;

        // Execute if we have reached the threshold.
        if (numberSigned[id] == THRESHOLD)
            _transferGovernance(_contract, _newGovernance);
    }

    /// @notice Can only be called by safe
    function transferGovernance(
        address _contract,
        address _newGovernance
    ) external {
        require(msg.sender == SAFE, "!safe");
        _transferGovernance(_contract, _newGovernance);
    }

    function _transferGovernance(
        address _contract,
        address _newGovernance
    ) internal {
        Governance(_contract).transferGovernance(_newGovernance);
    }

    function getTxnId(
        address _contract,
        address _newGovernance
    ) public pure returns (bytes32) {
        return keccak256(abi.encodePacked(_contract, _newGovernance));
    }
}

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[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"SAFE","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_FIVE","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_FOUR","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_ONE","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_SIX","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_THREE","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_TWO","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"THRESHOLD","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_contract","type":"address"},{"internalType":"address","name":"_newGovernance","type":"address"}],"name":"getTxnId","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"isSigner","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"numberSigned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_contract","type":"address"},{"internalType":"address","name":"_newGovernance","type":"address"}],"name":"signTxn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"signed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_contract","type":"address"},{"internalType":"address","name":"_newGovernance","type":"address"}],"name":"transferGovernance","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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