// SPDX-License-Identifier: BSL 1.1 - Copyright 2024 MetaLayer Labs Ltd.
pragma solidity 0.8.15;
import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";
/// @custom:legacy
/// @title AddressManager
/// @notice AddressManager is a legacy contract that was used in the old version of the Optimism
/// system to manage a registry of string names to addresses. We now use a more standard
/// proxy system instead, but this contract is still necessary for backwards compatibility
/// with several older contracts.
contract AddressManager is Ownable {
/// @notice Mapping of the hashes of string names to addresses.
mapping(bytes32 => address) private addresses;
/// @notice Emitted when an address is modified in the registry.
/// @param name String name being set in the registry.
/// @param newAddress Address set for the given name.
/// @param oldAddress Address that was previously set for the given name.
event AddressSet(string indexed name, address newAddress, address oldAddress);
/// @notice Changes the address associated with a particular name.
/// @param _name String name to associate an address with.
/// @param _address Address to associate with the name.
function setAddress(string memory _name, address _address) external onlyOwner {
bytes32 nameHash = _getNameHash(_name);
address oldAddress = addresses[nameHash];
addresses[nameHash] = _address;
emit AddressSet(_name, _address, oldAddress);
}
/// @notice Retrieves the address associated with a given name.
/// @param _name Name to retrieve an address for.
/// @return Address associated with the given name.
function getAddress(string memory _name) external view returns (address) {
return addresses[_getNameHash(_name)];
}
/// @notice Computes the hash of a name.
/// @param _name Name to compute a hash for.
/// @return Hash of the given name.
function _getNameHash(string memory _name) internal pure returns (bytes32) {
return keccak256(abi.encodePacked(_name));
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
import "../utils/Context.sol";
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// SPDX-License-Identifier: BSL 1.1 - Copyright 2024 MetaLayer Labs Ltd.
pragma solidity 0.8.15;
import { AddressManager } from "src/legacy/AddressManager.sol";
/// @custom:legacy
/// @title ResolvedDelegateProxy
/// @notice ResolvedDelegateProxy is a legacy proxy contract that makes use of the AddressManager to
/// resolve the implementation address. We're maintaining this contract for backwards
/// compatibility so we can manage all legacy proxies where necessary.
contract ResolvedDelegateProxy {
/// @notice Mapping used to store the implementation name that corresponds to this contract. A
/// mapping was originally used as a way to bypass the same issue normally solved by
/// storing the implementation address in a specific storage slot that does not conflict
/// with any other storage slot. Generally NOT a safe solution but works as long as the
/// implementation does not also keep a mapping in the first storage slot.
mapping(address => string) private implementationName;
/// @notice Mapping used to store the address of the AddressManager contract where the
/// implementation address will be resolved from. Same concept here as with the above
/// mapping. Also generally unsafe but fine if the implementation doesn't keep a mapping
/// in the second storage slot.
mapping(address => AddressManager) private addressManager;
/// @param _addressManager Address of the AddressManager.
/// @param _implementationName implementationName of the contract to proxy to.
constructor(AddressManager _addressManager, string memory _implementationName) {
addressManager[address(this)] = _addressManager;
implementationName[address(this)] = _implementationName;
}
/// @notice Fallback, performs a delegatecall to the resolved implementation address.
// solhint-disable-next-line no-complex-fallback
fallback() external payable {
address target = addressManager[address(this)].getAddress((implementationName[address(this)]));
require(target != address(0), "ResolvedDelegateProxy: target address must be initialized");
// slither-disable-next-line controlled-delegatecall
(bool success, bytes memory returndata) = target.delegatecall(msg.data);
if (success == true) {
assembly {
return(add(returndata, 0x20), mload(returndata))
}
} else {
assembly {
revert(add(returndata, 0x20), mload(returndata))
}
}
}
}
{
"compilationTarget": {
"src/legacy/ResolvedDelegateProxy.sol": "ResolvedDelegateProxy"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "none"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": [
":@cwia/=lib/clones-with-immutable-args/src/",
":@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
":@rari-capital/solmate/=lib/solmate/",
":clones-with-immutable-args/=lib/clones-with-immutable-args/src/",
":ds-test/=lib/forge-std/lib/ds-test/src/",
":erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
":forge-std/=lib/forge-std/src/",
":openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
":openzeppelin-contracts/=lib/openzeppelin-contracts/",
":openzeppelin/=lib/openzeppelin-contracts-upgradeable/contracts/",
":safe-contracts/=lib/safe-contracts/contracts/",
":solmate/=lib/solmate/src/"
]
}
[{"inputs":[{"internalType":"contract AddressManager","name":"_addressManager","type":"address"},{"internalType":"string","name":"_implementationName","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"}]