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Contract

0xD2e0b028489E24ED832f8f7D95353565d1eFbdE8

Overview

APE Balance

Apechain LogoApechain LogoApechain Logo0 APE

APE Value

$0.00

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Transaction Hash
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Block
From
To
Purchase Credits48734982024-11-21 11:23:049 mins ago1732188184IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48720162024-11-21 11:02:5029 mins ago1732186970IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48702642024-11-21 10:41:0751 mins ago1732185667IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48697892024-11-21 10:33:221 hrs ago1732185202IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48677362024-11-21 10:02:081 hr ago1732183328IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48668972024-11-21 9:50:251 hr ago1732182625IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48655562024-11-21 9:30:302 hrs ago1732181430IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48638392024-11-21 9:04:242 hrs ago1732179864IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48619042024-11-21 8:32:003 hrs ago1732177920IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48605742024-11-21 8:11:133 hrs ago1732176673IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48600632024-11-21 8:03:113 hrs ago1732176191IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48599112024-11-21 8:00:543 hrs ago1732176054IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48598522024-11-21 8:00:103 hrs ago1732176010IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48598452024-11-21 8:00:013 hrs ago1732176001IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48597012024-11-21 7:57:493 hrs ago1732175869IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48593682024-11-21 7:53:133 hrs ago1732175593IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48590892024-11-21 7:49:243 hrs ago1732175364IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48565732024-11-21 7:11:494 hrs ago1732173109IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48535302024-11-21 6:22:115 hrs ago1732170131IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48534972024-11-21 6:21:345 hrs ago1732170094IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48534952024-11-21 6:21:325 hrs ago1732170092IN
0xD2e0b028...5d1eFbdE8
0 APE0.0027174725.42069
Purchase Credits48534662024-11-21 6:21:035 hrs ago1732170063IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48534442024-11-21 6:20:415 hrs ago1732170041IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48523682024-11-21 6:03:095 hrs ago1732168989IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827725.42069
Purchase Credits48522942024-11-21 6:02:065 hrs ago1732168926IN
0xD2e0b028...5d1eFbdE8
0 APE0.0022827525.42069
View all transactions

Latest 25 internal transactions (View All)

Parent Transaction Hash Block From To
48640132024-11-21 9:07:032 hrs ago1732180023
0xD2e0b028...5d1eFbdE8
10 APE
48640132024-11-21 9:07:032 hrs ago1732180023
0xD2e0b028...5d1eFbdE8
10 APE
48625662024-11-21 8:43:532 hrs ago1732178633
0xD2e0b028...5d1eFbdE8
10 APE
48625662024-11-21 8:43:532 hrs ago1732178633
0xD2e0b028...5d1eFbdE8
10 APE
48605422024-11-21 8:10:423 hrs ago1732176642
0xD2e0b028...5d1eFbdE8
10 APE
48605422024-11-21 8:10:423 hrs ago1732176642
0xD2e0b028...5d1eFbdE8
10 APE
48604812024-11-21 8:09:493 hrs ago1732176589
0xD2e0b028...5d1eFbdE8
10 APE
48604812024-11-21 8:09:493 hrs ago1732176589
0xD2e0b028...5d1eFbdE8
10 APE
48604432024-11-21 8:09:133 hrs ago1732176553
0xD2e0b028...5d1eFbdE8
10 APE
48604432024-11-21 8:09:133 hrs ago1732176553
0xD2e0b028...5d1eFbdE8
10 APE
48603952024-11-21 8:08:333 hrs ago1732176513
0xD2e0b028...5d1eFbdE8
10 APE
48603952024-11-21 8:08:333 hrs ago1732176513
0xD2e0b028...5d1eFbdE8
10 APE
48589872024-11-21 7:47:573 hrs ago1732175277
0xD2e0b028...5d1eFbdE8
10 APE
48589872024-11-21 7:47:573 hrs ago1732175277
0xD2e0b028...5d1eFbdE8
10 APE
48538552024-11-21 6:27:535 hrs ago1732170473
0xD2e0b028...5d1eFbdE8
10 APE
48538552024-11-21 6:27:535 hrs ago1732170473
0xD2e0b028...5d1eFbdE8
10 APE
48492472024-11-21 5:19:416 hrs ago1732166381
0xD2e0b028...5d1eFbdE8
100 APE
48490062024-11-21 5:16:046 hrs ago1732166164
0xD2e0b028...5d1eFbdE8
10 APE
48490062024-11-21 5:16:046 hrs ago1732166164
0xD2e0b028...5d1eFbdE8
10 APE
48448232024-11-21 4:08:577 hrs ago1732162137
0xD2e0b028...5d1eFbdE8
10 APE
48448232024-11-21 4:08:577 hrs ago1732162137
0xD2e0b028...5d1eFbdE8
10 APE
48443322024-11-21 4:00:227 hrs ago1732161622
0xD2e0b028...5d1eFbdE8
10 APE
48443322024-11-21 4:00:227 hrs ago1732161622
0xD2e0b028...5d1eFbdE8
10 APE
48406682024-11-21 3:00:218 hrs ago1732158021
0xD2e0b028...5d1eFbdE8
10 APE
48406682024-11-21 3:00:218 hrs ago1732158021
0xD2e0b028...5d1eFbdE8
10 APE
View All Internal Transactions

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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xd7Fc2527...d47450f56
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
PVProxy

Compiler Version
v0.8.27+commit.40a35a09

Optimization Enabled:
Yes with 10 runs

Other Settings:
paris EvmVersion
File 1 of 7 : Proxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.27;

import {ERC1967Proxy} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";

contract PVProxy is ERC1967Proxy {
    constructor(address implementation, bytes memory _data) ERC1967Proxy(implementation, _data) {}
}

File 2 of 7 : IBeacon.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/beacon/IBeacon.sol)

pragma solidity ^0.8.20;

/**
 * @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.
     *
     * {UpgradeableBeacon} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

File 3 of 7 : ERC1967Proxy.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/ERC1967/ERC1967Proxy.sol)

pragma solidity ^0.8.20;

import {Proxy} from "../Proxy.sol";
import {ERC1967Utils} from "./ERC1967Utils.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 {
    /**
     * @dev Initializes the upgradeable proxy with an initial implementation specified by `implementation`.
     *
     * If `_data` is nonempty, it's used as data in a delegate call to `implementation`. This will typically be an
     * encoded function call, and allows initializing the storage of the proxy like a Solidity constructor.
     *
     * Requirements:
     *
     * - If `data` is empty, `msg.value` must be zero.
     */
    constructor(address implementation, bytes memory _data) payable {
        ERC1967Utils.upgradeToAndCall(implementation, _data);
    }

    /**
     * @dev Returns the current implementation address.
     *
     * 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() internal view virtual override returns (address) {
        return ERC1967Utils.getImplementation();
    }
}

File 4 of 7 : ERC1967Utils.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/ERC1967/ERC1967Utils.sol)

pragma solidity ^0.8.20;

import {IBeacon} from "../beacon/IBeacon.sol";
import {Address} from "../../utils/Address.sol";
import {StorageSlot} from "../../utils/StorageSlot.sol";

/**
 * @dev This abstract contract provides getters and event emitting update functions for
 * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots.
 */
library ERC1967Utils {
    // We re-declare ERC-1967 events here because they can't be used directly from IERC1967.
    // This will be fixed in Solidity 0.8.21. At that point we should remove these events.
    /**
     * @dev Emitted when the implementation is upgraded.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Emitted when the admin account has changed.
     */
    event AdminChanged(address previousAdmin, address newAdmin);

    /**
     * @dev Emitted when the beacon is changed.
     */
    event BeaconUpgraded(address indexed beacon);

    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev The `implementation` of the proxy is invalid.
     */
    error ERC1967InvalidImplementation(address implementation);

    /**
     * @dev The `admin` of the proxy is invalid.
     */
    error ERC1967InvalidAdmin(address admin);

    /**
     * @dev The `beacon` of the proxy is invalid.
     */
    error ERC1967InvalidBeacon(address beacon);

    /**
     * @dev An upgrade function sees `msg.value > 0` that may be lost.
     */
    error ERC1967NonPayable();

    /**
     * @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 {
        if (newImplementation.code.length == 0) {
            revert ERC1967InvalidImplementation(newImplementation);
        }
        StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value = newImplementation;
    }

    /**
     * @dev Performs implementation upgrade with additional setup call if data is nonempty.
     * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
     * to avoid stuck value in the contract.
     *
     * Emits an {IERC1967-Upgraded} event.
     */
    function upgradeToAndCall(address newImplementation, bytes memory data) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);

        if (data.length > 0) {
            Address.functionDelegateCall(newImplementation, data);
        } else {
            _checkNonPayable();
        }
    }

    /**
     * @dev Storage slot with the admin of the contract.
     * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @dev Returns the current admin.
     *
     * 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 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 {
        if (newAdmin == address(0)) {
            revert ERC1967InvalidAdmin(address(0));
        }
        StorageSlot.getAddressSlot(ADMIN_SLOT).value = newAdmin;
    }

    /**
     * @dev Changes the admin of the proxy.
     *
     * Emits an {IERC1967-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 the keccak-256 hash of "eip1967.proxy.beacon" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @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 {
        if (newBeacon.code.length == 0) {
            revert ERC1967InvalidBeacon(newBeacon);
        }

        StorageSlot.getAddressSlot(BEACON_SLOT).value = newBeacon;

        address beaconImplementation = IBeacon(newBeacon).implementation();
        if (beaconImplementation.code.length == 0) {
            revert ERC1967InvalidImplementation(beaconImplementation);
        }
    }

    /**
     * @dev Change the beacon and trigger a setup call if data is nonempty.
     * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
     * to avoid stuck value in the contract.
     *
     * Emits an {IERC1967-BeaconUpgraded} event.
     *
     * CAUTION: Invoking this function has no effect on an instance of {BeaconProxy} since v5, since
     * it uses an immutable beacon without looking at the value of the ERC-1967 beacon slot for
     * efficiency.
     */
    function upgradeBeaconToAndCall(address newBeacon, bytes memory data) internal {
        _setBeacon(newBeacon);
        emit BeaconUpgraded(newBeacon);

        if (data.length > 0) {
            Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
        } else {
            _checkNonPayable();
        }
    }

    /**
     * @dev Reverts if `msg.value` is not zero. It can be used to avoid `msg.value` stuck in the contract
     * if an upgrade doesn't perform an initialization call.
     */
    function _checkNonPayable() private {
        if (msg.value > 0) {
            revert ERC1967NonPayable();
        }
    }
}

File 5 of 7 : Proxy.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/Proxy.sol)

pragma solidity ^0.8.20;

/**
 * @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 {
        _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();
    }
}

File 6 of 7 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Address.sol)

pragma solidity ^0.8.20;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev The ETH balance of the account is not enough to perform the operation.
     */
    error AddressInsufficientBalance(address account);

    /**
     * @dev There's no code at `target` (it is not a contract).
     */
    error AddressEmptyCode(address target);

    /**
     * @dev A call to an address target failed. The target may have reverted.
     */
    error FailedInnerCall();

    /**
     * @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://consensys.net/diligence/blog/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/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        if (address(this).balance < amount) {
            revert AddressInsufficientBalance(address(this));
        }

        (bool success, ) = recipient.call{value: amount}("");
        if (!success) {
            revert FailedInnerCall();
        }
    }

    /**
     * @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 or custom error, it is bubbled
     * up by this function (like regular Solidity function calls). However, if
     * the call reverted with no returned reason, this function reverts with a
     * {FailedInnerCall} error.
     *
     * 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.
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0);
    }

    /**
     * @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`.
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        if (address(this).balance < value) {
            revert AddressInsufficientBalance(address(this));
        }
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
     * was not a contract or bubbling up the revert reason (falling back to {FailedInnerCall}) in case of an
     * unsuccessful call.
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata
    ) internal view returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            // only check if target is a contract if the call was successful and the return data is empty
            // otherwise we already know that it was a contract
            if (returndata.length == 0 && target.code.length == 0) {
                revert AddressEmptyCode(target);
            }
            return returndata;
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
     * revert reason or with a default {FailedInnerCall} error.
     */
    function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            return returndata;
        }
    }

    /**
     * @dev Reverts with returndata if present. Otherwise reverts with {FailedInnerCall}.
     */
    function _revert(bytes memory returndata) private pure {
        // 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 FailedInnerCall();
        }
    }
}

File 7 of 7 : StorageSlot.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/StorageSlot.sol)
// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.

pragma solidity ^0.8.20;

/**
 * @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:
 * ```solidity
 * 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(newImplementation.code.length > 0);
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    struct StringSlot {
        string value;
    }

    struct BytesSlot {
        bytes 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
        }
    }

    /**
     * @dev Returns an `StringSlot` with member `value` located at `slot`.
     */
    function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `StringSlot` representation of the string storage pointer `store`.
     */
    function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := store.slot
        }
    }

    /**
     * @dev Returns an `BytesSlot` with member `value` located at `slot`.
     */
    function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.
     */
    function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := store.slot
        }
    }
}

Settings
{
  "viaIR": false,
  "optimizer": {
    "enabled": true,
    "runs": 10
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"implementation","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"ERC1967InvalidImplementation","type":"error"},{"inputs":[],"name":"ERC1967NonPayable","type":"error"},{"inputs":[],"name":"FailedInnerCall","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"}]

Deployed Bytecode

0x6080604052600a600c565b005b60186014601a565b6051565b565b6000604c7f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc546001600160a01b031690565b905090565b3660008037600080366000845af43d6000803e808015606f573d6000f35b3d6000fdfea2646970667358221220ee4bc665181d51e60ca8eddd84b962e650add64add5b10234c7353b438bc957364736f6c634300081b0033

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