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Contract Name:
TransparentUpgradeableProxy
Compiler Version
v0.8.19+commit.7dd6d404
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (proxy/transparent/TransparentUpgradeableProxy.sol) pragma solidity ^0.8.0; import "../ERC1967/ERC1967Proxy.sol"; /** * @dev This contract implements a proxy that is upgradeable by an admin. * * To avoid https://medium.com/nomic-labs-blog/malicious-backdoors-in-ethereum-proxies-62629adf3357[proxy selector * clashing], which can potentially be used in an attack, this contract uses the * https://blog.openzeppelin.com/the-transparent-proxy-pattern/[transparent proxy pattern]. This pattern implies two * things that go hand in hand: * * 1. If any account other than the admin calls the proxy, the call will be forwarded to the implementation, even if * that call matches one of the admin functions exposed by the proxy itself. * 2. If the admin calls the proxy, it can access the admin functions, but its calls will never be forwarded to the * implementation. If the admin tries to call a function on the implementation it will fail with an error that says * "admin cannot fallback to proxy target". * * These properties mean that the admin account can only be used for admin actions like upgrading the proxy or changing * the admin, so it's best if it's a dedicated account that is not used for anything else. This will avoid headaches due * to sudden errors when trying to call a function from the proxy implementation. * * Our recommendation is for the dedicated account to be an instance of the {ProxyAdmin} contract. If set up this way, * you should think of the `ProxyAdmin` instance as the real administrative interface of your proxy. */ contract TransparentUpgradeableProxy is ERC1967Proxy { /** * @dev Initializes an upgradeable proxy managed by `_admin`, backed by the implementation at `_logic`, and * optionally initialized with `_data` as explained in {ERC1967Proxy-constructor}. */ constructor( address _logic, address admin_, bytes memory _data ) payable ERC1967Proxy(_logic, _data) { _changeAdmin(admin_); } /** * @dev Modifier used internally that will delegate the call to the implementation unless the sender is the admin. */ modifier ifAdmin() { if (msg.sender == _getAdmin()) { _; } else { _fallback(); } } /** * @dev Returns the current admin. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyAdmin}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103` */ function admin() external ifAdmin returns (address admin_) { admin_ = _getAdmin(); } /** * @dev Returns the current implementation. * * NOTE: Only the admin can call this function. See {ProxyAdmin-getProxyImplementation}. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using the * https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc` */ function implementation() external ifAdmin returns (address implementation_) { implementation_ = _implementation(); } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. * * NOTE: Only the admin can call this function. See {ProxyAdmin-changeProxyAdmin}. */ function changeAdmin(address newAdmin) external virtual ifAdmin { _changeAdmin(newAdmin); } /** * @dev Upgrade the implementation of the proxy. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgrade}. */ function upgradeTo(address newImplementation) external ifAdmin { _upgradeToAndCall(newImplementation, bytes(""), false); } /** * @dev Upgrade the implementation of the proxy, and then call a function from the new implementation as specified * by `data`, which should be an encoded function call. This is useful to initialize new storage variables in the * proxied contract. * * NOTE: Only the admin can call this function. See {ProxyAdmin-upgradeAndCall}. */ function upgradeToAndCall(address newImplementation, bytes calldata data) external payable ifAdmin { _upgradeToAndCall(newImplementation, data, true); } /** * @dev Returns the current admin. */ function _admin() internal view virtual returns (address) { return _getAdmin(); } /** * @dev Makes sure the admin cannot access the fallback function. See {Proxy-_beforeFallback}. */ function _beforeFallback() internal virtual override { require(msg.sender != _getAdmin(), "TransparentUpgradeableProxy: admin cannot fallback to proxy target"); super._beforeFallback(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (interfaces/draft-IERC1822.sol) pragma solidity ^0.8.0; /** * @dev ERC1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified * proxy whose upgrades are fully controlled by the current implementation. */ interface IERC1822Proxiable { /** * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation * address. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. */ function proxiableUUID() external view returns (bytes32); }
// 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 v4.7.0) (proxy/ERC1967/ERC1967Proxy.sol) pragma solidity ^0.8.0; import "../Proxy.sol"; import "./ERC1967Upgrade.sol"; /** * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an * implementation address that can be changed. This address is stored in storage in the location specified by * https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the * implementation behind the proxy. */ contract ERC1967Proxy is Proxy, ERC1967Upgrade { /** * @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`. * * If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded * function call, and allows initializing the storage of the proxy like a Solidity constructor. */ constructor(address _logic, bytes memory _data) payable { _upgradeToAndCall(_logic, _data, false); } /** * @dev Returns the current implementation address. */ function _implementation() internal view virtual override returns (address impl) { return ERC1967Upgrade._getImplementation(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (proxy/ERC1967/ERC1967Upgrade.sol) pragma solidity ^0.8.2; import "../beacon/IBeacon.sol"; import "../../interfaces/draft-IERC1822.sol"; import "../../utils/Address.sol"; import "../../utils/StorageSlot.sol"; /** * @dev This abstract contract provides getters and event emitting update functions for * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots. * * _Available since v4.1._ * * @custom:oz-upgrades-unsafe-allow delegatecall */ abstract contract ERC1967Upgrade { // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1 bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143; /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Emitted when the implementation is upgraded. */ event Upgraded(address indexed implementation); /** * @dev Returns the current implementation address. */ function _getImplementation() internal view returns (address) { return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; } /** * @dev Stores a new address in the EIP1967 implementation slot. */ function _setImplementation(address newImplementation) private { require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; } /** * @dev Perform implementation upgrade * * Emits an {Upgraded} event. */ function _upgradeTo(address newImplementation) internal { _setImplementation(newImplementation); emit Upgraded(newImplementation); } /** * @dev Perform implementation upgrade with additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCall( address newImplementation, bytes memory data, bool forceCall ) internal { _upgradeTo(newImplementation); if (data.length > 0 || forceCall) { Address.functionDelegateCall(newImplementation, data); } } /** * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call. * * Emits an {Upgraded} event. */ function _upgradeToAndCallUUPS( address newImplementation, bytes memory data, bool forceCall ) internal { // Upgrades from old implementations will perform a rollback test. This test requires the new // implementation to upgrade back to the old, non-ERC1822 compliant, implementation. Removing // this special case will break upgrade paths from old UUPS implementation to new ones. if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) { _setImplementation(newImplementation); } else { try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) { require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID"); } catch { revert("ERC1967Upgrade: new implementation is not UUPS"); } _upgradeToAndCall(newImplementation, data, forceCall); } } /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103; /** * @dev Emitted when the admin account has changed. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Returns the current admin. */ function _getAdmin() internal view returns (address) { return StorageSlot.getAddressSlot(_ADMIN_SLOT).value; } /** * @dev Stores a new address in the EIP1967 admin slot. */ function _setAdmin(address newAdmin) private { require(newAdmin != address(0), "ERC1967: new admin is the zero address"); StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin; } /** * @dev Changes the admin of the proxy. * * Emits an {AdminChanged} event. */ function _changeAdmin(address newAdmin) internal { emit AdminChanged(_getAdmin(), newAdmin); _setAdmin(newAdmin); } /** * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy. * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor. */ bytes32 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50; /** * @dev Emitted when the beacon is upgraded. */ event BeaconUpgraded(address indexed beacon); /** * @dev Returns the current beacon. */ function _getBeacon() internal view returns (address) { return StorageSlot.getAddressSlot(_BEACON_SLOT).value; } /** * @dev Stores a new beacon in the EIP1967 beacon slot. */ function _setBeacon(address newBeacon) private { require(Address.isContract(newBeacon), "ERC1967: new beacon is not a contract"); require( Address.isContract(IBeacon(newBeacon).implementation()), "ERC1967: beacon implementation is not a contract" ); StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon; } /** * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that). * * Emits a {BeaconUpgraded} event. */ function _upgradeBeaconToAndCall( address newBeacon, bytes memory data, bool forceCall ) internal { _setBeacon(newBeacon); emit BeaconUpgraded(newBeacon); if (data.length > 0 || forceCall) { Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data); } } }
// 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 {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/StorageSlot.sol) pragma solidity ^0.8.0; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC1967 implementation slot: * ``` * contract ERC1967 { * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } /** * @dev Returns an `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { /// @solidity memory-safe-assembly assembly { r.slot := slot } } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"address","name":"admin_","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"admin_","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"implementation_","type":"address"}],"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"}]
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)
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
-----Decoded View---------------
Arg [0] : _logic (address): 0xae9EC95F86503C98C88BCaF4E968f755684632B0
Arg [1] : admin_ (address): 0x539A2f8A92e91273487Ab4E6F820921FEc3745A0
Arg [2] : _data (bytes): 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
-----Encoded View---------------
14 Constructor Arguments found :
Arg [0] : 000000000000000000000000ae9ec95f86503c98c88bcaf4e968f755684632b0
Arg [1] : 000000000000000000000000539a2f8a92e91273487ab4e6f820921fec3745a0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000124
Arg [4] : 29ff0286000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead908
Arg [5] : 3c756cc2000000000000000000000000137ddb47ee24eaa998a535ab00378d6b
Arg [6] : fa84f893000000000000000000000000cf7b51ce5755513d4be016b0e28d6ede
Arg [7] : ffa1d52a00000000000000000000000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [9] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [10] : 00000000000000000000000000000000a950974f64aa33f27f6c5e017eee93bf
Arg [11] : 7588ed0700000000000000000000000028e395a54a64284dba39652921cd9992
Arg [12] : 4f4e37970000000000000000000000006a79acb5148b6b62121c243f7124c999
Arg [13] : 7cb1d47d00000000000000000000000000000000000000000000000000000000
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Multichain Portfolio | 26 Chains
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.