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// SPDX-License-Identifier: GPL-3.0

/*
    This file is part of the Enzyme Protocol.

    (c) Enzyme Council <[email protected]>

    For the full license information, please view the LICENSE
    file that was distributed with this source code.
*/

pragma solidity 0.6.12;

import "./utils/ProtocolFeeProxyConstants.sol";
import "./utils/ProxiableProtocolFeeReserveLib.sol";

/// @title ProtocolFeeReserveProxy Contract
/// @author Enzyme Council <[email protected]>
/// @notice A proxy contract for a protocol fee reserve, slightly modified from EIP-1822
/// @dev Adapted from the recommended implementation of a Proxy in EIP-1822, updated for solc 0.6.12,
/// and using the EIP-1967 storage slot for the proxiable implementation.
/// See: https://eips.ethereum.org/EIPS/eip-1822
/// See: https://eips.ethereum.org/EIPS/eip-1967
contract ProtocolFeeReserveProxy is ProtocolFeeProxyConstants {
    constructor(bytes memory _constructData, address _protocolFeeReserveLib) public {
        // Validate constants
        require(
            EIP_1822_PROXIABLE_UUID == bytes32(keccak256("mln.proxiable.protocolFeeReserveLib")),
            "constructor: Invalid EIP_1822_PROXIABLE_UUID"
        );
        require(
            EIP_1967_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1),
            "constructor: Invalid EIP_1967_SLOT"
        );

        require(
            ProxiableProtocolFeeReserveLib(_protocolFeeReserveLib).proxiableUUID() ==
                EIP_1822_PROXIABLE_UUID,
            "constructor: _protocolFeeReserveLib not compatible"
        );

        assembly {
            sstore(EIP_1967_SLOT, _protocolFeeReserveLib)
        }

        (bool success, bytes memory returnData) = _protocolFeeReserveLib.delegatecall(
            _constructData
        );
        require(success, string(returnData));
    }

    fallback() external payable {
        assembly {
            let contractLogic := sload(EIP_1967_SLOT)
            calldatacopy(0x0, 0x0, calldatasize())
            let success := delegatecall(
                sub(gas(), 10000),
                contractLogic,
                0x0,
                calldatasize(),
                0,
                0
            )
            let retSz := returndatasize()
            returndatacopy(0, 0, retSz)
            switch success
                case 0 {
                    revert(0, retSz)
                }
                default {
                    return(0, retSz)
                }
        }
    }
}

// SPDX-License-Identifier: GPL-3.0

/*
    This file is part of the Enzyme Protocol.

    (c) Enzyme Council <[email protected]>

    For the full license information, please view the LICENSE
    file that was distributed with this source code.
*/

pragma solidity 0.6.12;

/// @title ProtocolFeeProxyConstants Contract
/// @author Enzyme Council <[email protected]>
/// @notice Constant values used in ProtocolFee proxy-related contracts
abstract contract ProtocolFeeProxyConstants {
    // `bytes32(keccak256('mln.proxiable.protocolFeeReserveLib'))`
    bytes32
        internal constant EIP_1822_PROXIABLE_UUID = 0xbc966524590ce702cc9340e80d86ea9095afa6b8eecbb5d6213f576332239181;
    // `bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1)`
    bytes32
        internal constant EIP_1967_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
}

// SPDX-License-Identifier: GPL-3.0

/*
    This file is part of the Enzyme Protocol.

    (c) Enzyme Council <[email protected]>

    For the full license information, please view the LICENSE
    file that was distributed with this source code.
*/

import "./ProtocolFeeProxyConstants.sol";

pragma solidity 0.6.12;

/// @title ProxiableProtocolFeeReserveLib Contract
/// @author Enzyme Council <[email protected]>
/// @notice A contract that defines the upgrade behavior for ProtocolFeeReserveLib instances
/// @dev The recommended implementation of the target of a proxy according to EIP-1822 and EIP-1967
/// See: https://eips.ethereum.org/EIPS/eip-1822
/// See: https://eips.ethereum.org/EIPS/eip-1967
abstract contract ProxiableProtocolFeeReserveLib is ProtocolFeeProxyConstants {
    /// @dev Updates the target of the proxy to be the contract at _nextProtocolFeeReserveLib
    function __updateCodeAddress(address _nextProtocolFeeReserveLib) internal {
        require(
            ProxiableProtocolFeeReserveLib(_nextProtocolFeeReserveLib).proxiableUUID() ==
                bytes32(EIP_1822_PROXIABLE_UUID),
            "__updateCodeAddress: _nextProtocolFeeReserveLib not compatible"
        );
        assembly {
            sstore(EIP_1967_SLOT, _nextProtocolFeeReserveLib)
        }
    }

    /// @notice Returns a unique bytes32 hash for ProtocolFeeReserveLib instances
    /// @return uuid_ The bytes32 hash representing the UUID
    function proxiableUUID() public pure returns (bytes32 uuid_) {
        return EIP_1822_PROXIABLE_UUID;
    }
}

{
  "evmVersion": "istanbul",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "details": {
      "constantOptimizer": true,
      "cse": true,
      "deduplicate": true,
      "jumpdestRemover": true,
      "orderLiterals": true,
      "peephole": true,
      "yul": false
    },
    "runs": 200
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

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[{"inputs":[{"internalType":"bytes","name":"_constructData","type":"bytes"},{"internalType":"address","name":"_protocolFeeReserveLib","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"}]

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

0x60806040527f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc543660008037600080366000846127105a03f43d806000803e818015604957816000f35b816000fdfea26469706673582212206546d9db02a97fa8bfefacaf3ab76fd3a296019b999bd3e3b654a632a8d99eb764736f6c634300060c0033

0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000a0ed89af63367ddc8e1dd6b992f20d1214ccb51c000000000000000000000000000000000000000000000000000000000000002419ab453c000000000000000000000000c3dc853dd716bd5754f421ef94fdcbac3902ab3200000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _constructData (bytes): 0x19ab453c000000000000000000000000c3dc853dd716bd5754f421ef94fdcbac3902ab32
Arg [1] : _protocolFeeReserveLib (address): 0xA0ed89af63367Ddc8e1dd6b992F20D1214cCB51C

-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 000000000000000000000000a0ed89af63367ddc8e1dd6b992f20d1214ccb51c
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000024
Arg [3] : 19ab453c000000000000000000000000c3dc853dd716bd5754f421ef94fdcbac
Arg [4] : 3902ab3200000000000000000000000000000000000000000000000000000000