Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Is this a proxy?
• Similar
• Submit Audit
• Compare

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

import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol";
import "@openzeppelin/contracts/proxy/Proxy.sol";

/// @custom:security-contact [email protected]
contract BeaconProxy is Proxy {
    IBeacon private immutable _beacon;

    event BeaconUpgraded(IBeacon indexed beacon);

    constructor(IBeacon beacon)
    {
        _beacon = beacon;
        emit BeaconUpgraded(beacon);
    }

    function _implementation()
        internal
        view
        override
        returns (address)
    {
        return _beacon.implementation();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (proxy/beacon/IBeacon.sol)

pragma solidity ^0.8.0;

/**
 * @dev This is the interface that {BeaconProxy} expects of its beacon.
 */
interface IBeacon {
    /**
     * @dev Must return an address that can be used as a delegate call target.
     *
     * {BeaconProxy} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol)

pragma solidity ^0.8.0;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    /**
     * @dev This is a virtual function that should be overridden so it returns the address to which the fallback function
     * and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internal call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _beforeFallback();
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback() external payable virtual {
        _fallback();
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive() external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overridden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "viaIR": true,
  "debug": {
    "revertStrings": "strip"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"contract IBeacon","name":"beacon","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IBeacon","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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