// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./Proxy.sol";

interface ERC165 {
    function supportsInterface(bytes4 id) external view returns (bool);
}

///@notice Proxy implementing EIP173 for ownership management
contract EIP173Proxy is Proxy {
    // ////////////////////////// EVENTS ///////////////////////////////////////////////////////////////////////

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    // /////////////////////// CONSTRUCTOR //////////////////////////////////////////////////////////////////////

    constructor(
        address implementationAddress,
        address ownerAddress,
        bytes memory data
    ) payable {
        _setOwner(ownerAddress);
        _setImplementation(implementationAddress, data);
    }

    // ///////////////////// EXTERNAL ///////////////////////////////////////////////////////////////////////////

    function owner() external view returns (address) {
        return _owner();
    }

    function supportsInterface(bytes4 id) external view returns (bool) {
        if (id == 0x01ffc9a7 || id == 0x7f5828d0) {
            return true;
        }
        if (id == 0xFFFFFFFF) {
            return false;
        }

        ERC165 implementation;
        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            implementation := sload(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc)
        }

        // Technically this is not standard compliant as ERC-165 require 30,000 gas which that call cannot ensure
        // because it is itself inside `supportsInterface` that might only get 30,000 gas.
        // In practise this is unlikely to be an issue.
        try implementation.supportsInterface(id) returns (bool support) {
            return support;
        } catch {
            return false;
        }
    }

    function transferOwnership(address newOwner) external onlyOwner {
        _setOwner(newOwner);
    }

    function upgradeTo(address newImplementation) external onlyOwner {
        _setImplementation(newImplementation, "");
    }

    function upgradeToAndCall(address newImplementation, bytes calldata data) external payable onlyOwner {
        _setImplementation(newImplementation, data);
    }

    // /////////////////////// MODIFIERS ////////////////////////////////////////////////////////////////////////

    modifier onlyOwner() {
        require(msg.sender == _owner(), "NOT_AUTHORIZED");
        _;
    }

    // ///////////////////////// INTERNAL //////////////////////////////////////////////////////////////////////

    function _owner() internal view returns (address adminAddress) {
        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            adminAddress := sload(0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103)
        }
    }

    function _setOwner(address newOwner) internal {
        address previousOwner = _owner();
        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            sstore(0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103, newOwner)
        }
        emit OwnershipTransferred(previousOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

// EIP-1967
abstract contract Proxy {
    // /////////////////////// EVENTS ///////////////////////////////////////////////////////////////////////////

    event ProxyImplementationUpdated(address indexed previousImplementation, address indexed newImplementation);

    // ///////////////////// EXTERNAL ///////////////////////////////////////////////////////////////////////////

    receive() external payable virtual {
        revert("ETHER_REJECTED"); // explicit reject by default
    }

    fallback() external payable {
        _fallback();
    }

    // ///////////////////////// INTERNAL //////////////////////////////////////////////////////////////////////

    function _fallback() internal {
        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            let implementationAddress := sload(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc)
            calldatacopy(0x0, 0x0, calldatasize())
            let success := delegatecall(gas(), implementationAddress, 0x0, calldatasize(), 0, 0)
            let retSz := returndatasize()
            returndatacopy(0, 0, retSz)
            switch success
            case 0 {
                revert(0, retSz)
            }
            default {
                return(0, retSz)
            }
        }
    }

    function _setImplementation(address newImplementation, bytes memory data) internal {
        address previousImplementation;
        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            previousImplementation := sload(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc)
        }

        // solhint-disable-next-line security/no-inline-assembly
        assembly {
            sstore(0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc, newImplementation)
        }

        emit ProxyImplementationUpdated(previousImplementation, newImplementation);

        if (data.length > 0) {
            (bool success, ) = newImplementation.delegatecall(data);
            if (!success) {
                assembly {
                    // This assembly ensure the revert contains the exact string data
                    let returnDataSize := returndatasize()
                    returndatacopy(0, 0, returnDataSize)
                    revert(0, returnDataSize)
                }
            }
        }
    }
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"implementationAddress","type":"address"},{"internalType":"address","name":"ownerAddress","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousImplementation","type":"address"},{"indexed":true,"internalType":"address","name":"newImplementation","type":"address"}],"name":"ProxyImplementationUpdated","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"id","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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