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// SPDX-License-Identifier: MIT

pragma solidity 0.8.9;

import { IAxelarGateway } from './interfaces/IAxelarGateway.sol';

import { EternalStorage } from './EternalStorage.sol';

contract AxelarGatewayProxy is EternalStorage {
    error InvalidImplementation();
    error SetupFailed();
    error NativeCurrencyNotAccepted();

    /// @dev Storage slot with the address of the current factory. `keccak256('eip1967.proxy.implementation') - 1`.
    bytes32 internal constant KEY_IMPLEMENTATION = bytes32(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc);

    constructor(address gatewayImplementation, bytes memory params) {
        _setAddress(KEY_IMPLEMENTATION, gatewayImplementation);

        if (gatewayImplementation.code.length == 0) revert InvalidImplementation();

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, ) = gatewayImplementation.delegatecall(abi.encodeWithSelector(IAxelarGateway.setup.selector, params));

        if (!success) revert SetupFailed();
    }

    // solhint-disable-next-line no-empty-blocks
    function setup(bytes calldata params) external {}

    // solhint-disable-next-line no-complex-fallback
    fallback() external payable {
        address implementation = getAddress(KEY_IMPLEMENTATION);

        // solhint-disable-next-line no-inline-assembly
        assembly {
            calldatacopy(0, 0, calldatasize())

            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            returndatacopy(0, 0, returndatasize())

            switch result
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    receive() external payable {
        revert NativeCurrencyNotAccepted();
    }
}

// SPDX-License-Identifier: MIT

pragma solidity 0.8.9;

/**
 * @title EternalStorage
 * @dev This contract holds all the necessary state variables to carry out the storage of any contract.
 */
contract EternalStorage {
    mapping(bytes32 => uint256) private _uintStorage;
    mapping(bytes32 => string) private _stringStorage;
    mapping(bytes32 => address) private _addressStorage;
    mapping(bytes32 => bytes) private _bytesStorage;
    mapping(bytes32 => bool) private _boolStorage;
    mapping(bytes32 => int256) private _intStorage;

    // *** Getter Methods ***
    function getUint(bytes32 key) public view returns (uint256) {
        return _uintStorage[key];
    }

    function getString(bytes32 key) public view returns (string memory) {
        return _stringStorage[key];
    }

    function getAddress(bytes32 key) public view returns (address) {
        return _addressStorage[key];
    }

    function getBytes(bytes32 key) public view returns (bytes memory) {
        return _bytesStorage[key];
    }

    function getBool(bytes32 key) public view returns (bool) {
        return _boolStorage[key];
    }

    function getInt(bytes32 key) public view returns (int256) {
        return _intStorage[key];
    }

    // *** Setter Methods ***
    function _setUint(bytes32 key, uint256 value) internal {
        _uintStorage[key] = value;
    }

    function _setString(bytes32 key, string memory value) internal {
        _stringStorage[key] = value;
    }

    function _setAddress(bytes32 key, address value) internal {
        _addressStorage[key] = value;
    }

    function _setBytes(bytes32 key, bytes memory value) internal {
        _bytesStorage[key] = value;
    }

    function _setBool(bytes32 key, bool value) internal {
        _boolStorage[key] = value;
    }

    function _setInt(bytes32 key, int256 value) internal {
        _intStorage[key] = value;
    }

    // *** Delete Methods ***
    function _deleteUint(bytes32 key) internal {
        delete _uintStorage[key];
    }

    function _deleteString(bytes32 key) internal {
        delete _stringStorage[key];
    }

    function _deleteAddress(bytes32 key) internal {
        delete _addressStorage[key];
    }

    function _deleteBytes(bytes32 key) internal {
        delete _bytesStorage[key];
    }

    function _deleteBool(bytes32 key) internal {
        delete _boolStorage[key];
    }

    function _deleteInt(bytes32 key) internal {
        delete _intStorage[key];
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.9;

interface IAxelarGateway {
    /**********\
    |* Errors *|
    \**********/

    error NotSelf();
    error NotProxy();
    error InvalidCodeHash();
    error SetupFailed();
    error InvalidAuthModule();
    error InvalidTokenDeployer();
    error InvalidAmount();
    error InvalidChainId();
    error InvalidCommands();
    error TokenDoesNotExist(string symbol);
    error TokenAlreadyExists(string symbol);
    error TokenDeployFailed(string symbol);
    error TokenContractDoesNotExist(address token);
    error BurnFailed(string symbol);
    error MintFailed(string symbol);
    error InvalidSetMintLimitsParams();
    error ExceedMintLimit(string symbol);

    /**********\
    |* Events *|
    \**********/

    event TokenSent(address indexed sender, string destinationChain, string destinationAddress, string symbol, uint256 amount);

    event ContractCall(
        address indexed sender,
        string destinationChain,
        string destinationContractAddress,
        bytes32 indexed payloadHash,
        bytes payload
    );

    event ContractCallWithToken(
        address indexed sender,
        string destinationChain,
        string destinationContractAddress,
        bytes32 indexed payloadHash,
        bytes payload,
        string symbol,
        uint256 amount
    );

    event Executed(bytes32 indexed commandId);

    event TokenDeployed(string symbol, address tokenAddresses);

    event ContractCallApproved(
        bytes32 indexed commandId,
        string sourceChain,
        string sourceAddress,
        address indexed contractAddress,
        bytes32 indexed payloadHash,
        bytes32 sourceTxHash,
        uint256 sourceEventIndex
    );

    event ContractCallApprovedWithMint(
        bytes32 indexed commandId,
        string sourceChain,
        string sourceAddress,
        address indexed contractAddress,
        bytes32 indexed payloadHash,
        string symbol,
        uint256 amount,
        bytes32 sourceTxHash,
        uint256 sourceEventIndex
    );

    event TokenMintLimitUpdated(string symbol, uint256 limit);

    event OperatorshipTransferred(bytes newOperatorsData);

    event Upgraded(address indexed implementation);

    /********************\
    |* Public Functions *|
    \********************/

    function sendToken(
        string calldata destinationChain,
        string calldata destinationAddress,
        string calldata symbol,
        uint256 amount
    ) external;

    function callContract(
        string calldata destinationChain,
        string calldata contractAddress,
        bytes calldata payload
    ) external;

    function callContractWithToken(
        string calldata destinationChain,
        string calldata contractAddress,
        bytes calldata payload,
        string calldata symbol,
        uint256 amount
    ) external;

    function isContractCallApproved(
        bytes32 commandId,
        string calldata sourceChain,
        string calldata sourceAddress,
        address contractAddress,
        bytes32 payloadHash
    ) external view returns (bool);

    function isContractCallAndMintApproved(
        bytes32 commandId,
        string calldata sourceChain,
        string calldata sourceAddress,
        address contractAddress,
        bytes32 payloadHash,
        string calldata symbol,
        uint256 amount
    ) external view returns (bool);

    function validateContractCall(
        bytes32 commandId,
        string calldata sourceChain,
        string calldata sourceAddress,
        bytes32 payloadHash
    ) external returns (bool);

    function validateContractCallAndMint(
        bytes32 commandId,
        string calldata sourceChain,
        string calldata sourceAddress,
        bytes32 payloadHash,
        string calldata symbol,
        uint256 amount
    ) external returns (bool);

    /***********\
    |* Getters *|
    \***********/

    function authModule() external view returns (address);

    function tokenDeployer() external view returns (address);

    function tokenMintLimit(string memory symbol) external view returns (uint256);

    function tokenMintAmount(string memory symbol) external view returns (uint256);

    function allTokensFrozen() external view returns (bool);

    function implementation() external view returns (address);

    function tokenAddresses(string memory symbol) external view returns (address);

    function tokenFrozen(string memory symbol) external view returns (bool);

    function isCommandExecuted(bytes32 commandId) external view returns (bool);

    function adminEpoch() external view returns (uint256);

    function adminThreshold(uint256 epoch) external view returns (uint256);

    function admins(uint256 epoch) external view returns (address[] memory);

    /*******************\
    |* Admin Functions *|
    \*******************/

    function setTokenMintLimits(string[] calldata symbols, uint256[] calldata limits) external;

    function upgrade(
        address newImplementation,
        bytes32 newImplementationCodeHash,
        bytes calldata setupParams
    ) external;

    /**********************\
    |* External Functions *|
    \**********************/

    function setup(bytes calldata params) external;

    function execute(bytes calldata input) external;
}

{
  "evmVersion": "london",
  "optimizer": {
    "enabled": true,
    "runs": 1000,
    "details": {
      "peephole": true,
      "inliner": true,
      "jumpdestRemover": true,
      "orderLiterals": true,
      "deduplicate": true,
      "cse": true,
      "constantOptimizer": true,
      "yul": true,
      "yulDetails": {
        "stackAllocation": true
      }
    }
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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-----Decoded View---------------
Arg [0] : gatewayImplementation (address): 0x05823c334150a48ACD5D325fBA16147c21bA3653
Arg [1] : params (bytes): 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

-----Encoded View---------------
16 Constructor Arguments found :
Arg [0] : 00000000000000000000000005823c334150a48acd5d325fba16147c21ba3653
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 00000000000000000000000000000000000000000000000000000000000001a0
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000180
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [7] : 0000000000000000000000003f5876a2b06e54949ab106651ab6694d0289b2b4
Arg [8] : 0000000000000000000000009256fd872118ed3a97754b0fb42c15015d17e0cc
Arg [9] : 0000000000000000000000005c8ef9ca7b43c93ac4a146bef77fafbc7d3e69b7
Arg [10] : 0000000000000000000000001486157d505c7f7e546ad00e3e2eee25bf665c9b
Arg [11] : 0000000000000000000000002ec991b5c0b742abd9d2ea31fe6c14a85e91c821
Arg [12] : 000000000000000000000000f505462a29e36e26f25ef0175ca1ecba09cc118f
Arg [13] : 000000000000000000000000027c1882b975e2cd771ae068b0389fa38b9dda73
Arg [14] : 00000000000000000000000030932ac1f0477fbd63e4c5be1928f367a58a45a1
Arg [15] : 0000000000000000000000000000000000000000000000000000000000000000