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Parent Transaction Hash | Block | From | To | |||
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18786732 | 218 days ago | Contract Creation | 0 ETH |
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Contract Name:
BeaconProxy
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// 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": {} }
Contract Security Audit
- 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"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000023b0c2381075df4002bc6d3b9baf52ab0acb1e9b
-----Decoded View---------------
Arg [0] : beacon (address): 0x23b0C2381075dF4002BC6D3B9baF52Ab0ACB1E9B
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000023b0c2381075df4002bc6d3b9baf52ab0acb1e9b
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