Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
- Contract name:
- HexWrappedUSDC
- Optimization enabled
- false
- Compiler version
- v0.8.20+commit.a1b79de6
- EVM Version
- london
- Verified at
- 2023-12-20T03:42:23.211767Z
contracts/token/HexWrappedUSDC.sol
//SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {HexWrappedToken} from "contracts/token/HexWrappedToken.sol"; import {UUPSUpgradeable} from "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol"; import {RoleConstant} from "contracts/utils/RoleConstant.sol"; /** * @title ERC20 Upgradable token with the name 'HexWrappedUSDC' */ contract HexWrappedUSDC is HexWrappedToken, UUPSUpgradeable { function initialize(address _owner) external initializer { __HexWrappedToken_init(_owner, "Wrapped USDC", "WUSDC", 6); __UUPSUpgradeable_init(); } /// @custom:oz-upgrades-unsafe-allow constructor constructor() { _disableInitializers(); } // VERSIONS function getVersion() external pure virtual returns (uint256) { return 1; } /** * @dev required by the OZ UUPS module * - Setting upgradability control as UPGRADE_ADMIN_ROLE */ function _authorizeUpgrade( address newImplementation ) internal override onlyRole(RoleConstant.UPGRADE_ADMIN_ROLE) quorumSatisfied checkImplementation(newImplementation) { _clearRequest(); } }
contracts-exposed/utils/Context.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../../contracts/utils/Context.sol"; contract $Context is Context { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; constructor() payable { } receive() external payable {} }
@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/utils/Initializable.sol) pragma solidity ^0.8.20; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ```solidity * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Storage of the initializable contract. * * It's implemented on a custom ERC-7201 namespace to reduce the risk of storage collisions * when using with upgradeable contracts. * * @custom:storage-location erc7201:openzeppelin.storage.Initializable */ struct InitializableStorage { /** * @dev Indicates that the contract has been initialized. */ uint64 _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool _initializing; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Initializable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant INITIALIZABLE_STORAGE = 0xf0c57e16840df040f15088dc2f81fe391c3923bec73e23a9662efc9c229c6a00; /** * @dev The contract is already initialized. */ error InvalidInitialization(); /** * @dev The contract is not initializing. */ error NotInitializing(); /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint64 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. * * Similar to `reinitializer(1)`, except that in the context of a constructor an `initializer` may be invoked any * number of times. This behavior in the constructor can be useful during testing and is not expected to be used in * production. * * Emits an {Initialized} event. */ modifier initializer() { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); // Cache values to avoid duplicated sloads bool isTopLevelCall = !$._initializing; uint64 initialized = $._initialized; // Allowed calls: // - initialSetup: the contract is not in the initializing state and no previous version was // initialized // - construction: the contract is initialized at version 1 (no reininitialization) and the // current contract is just being deployed bool initialSetup = initialized == 0 && isTopLevelCall; bool construction = initialized == 1 && address(this).code.length == 0; if (!initialSetup && !construction) { revert InvalidInitialization(); } $._initialized = 1; if (isTopLevelCall) { $._initializing = true; } _; if (isTopLevelCall) { $._initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * A reinitializer may be used after the original initialization step. This is essential to configure modules that * are added through upgrades and that require initialization. * * When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer` * cannot be nested. If one is invoked in the context of another, execution will revert. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. * * WARNING: Setting the version to 2**64 - 1 will prevent any future reinitialization. * * Emits an {Initialized} event. */ modifier reinitializer(uint64 version) { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing || $._initialized >= version) { revert InvalidInitialization(); } $._initialized = version; $._initializing = true; _; $._initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { _checkInitializing(); _; } /** * @dev Reverts if the contract is not in an initializing state. See {onlyInitializing}. */ function _checkInitializing() internal view virtual { if (!_isInitializing()) { revert NotInitializing(); } } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. * * Emits an {Initialized} event the first time it is successfully executed. */ function _disableInitializers() internal virtual { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing) { revert InvalidInitialization(); } if ($._initialized != type(uint64).max) { $._initialized = type(uint64).max; emit Initialized(type(uint64).max); } } /** * @dev Returns the highest version that has been initialized. See {reinitializer}. */ function _getInitializedVersion() internal view returns (uint64) { return _getInitializableStorage()._initialized; } /** * @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}. */ function _isInitializing() internal view returns (bool) { return _getInitializableStorage()._initializing; } /** * @dev Returns a pointer to the storage namespace. */ // solhint-disable-next-line var-name-mixedcase function _getInitializableStorage() private pure returns (InitializableStorage storage $) { assembly { $.slot := INITIALIZABLE_STORAGE } } }
@openzeppelin/contracts/interfaces/draft-IERC1822.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC1822.sol) pragma solidity ^0.8.20; /** * @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); }
contracts/AccessControlDefaultAdminRulesUpgradeable.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {IAccessControlDefaultAdminRules} from "./interface/IAccessControlDefaultAdminRules.sol"; import {AccessControlUpgradeable} from "./AccessControlUpgradeable.sol"; import {IAccessControl} from "./interface/IAccessControl.sol"; import {SafeCast} from "@openzeppelin/contracts/utils/math/SafeCast.sol"; import {Math} from "@openzeppelin/contracts/utils/math/Math.sol"; import {IERC5313} from "@openzeppelin/contracts/interfaces/IERC5313.sol"; import {Initializable} from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import {RoleConstant} from "./utils/RoleConstant.sol"; /** * @dev Forked from https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/blob/master/contracts/access/extensions/AccessControlDefaultAdminRulesUpgradeable.sol * @dev Extension of {AccessControl} that allows specifying special rules to manage * the `DEFAULT_ADMIN_ROLE` holder, which is a sensitive role with special permissions * over other roles that may potentially have privileged rights in the system. * * Changes: * 1. Change initializers to remove initialDelay * 2. Remove time delay related functions: _pendingDefaultAdminSchedule, _currentDelay, _pendingDelay, _pendingDelaySchedule * defaultAdminDelay, pendingDefaultAdminDelay, defaultAdminDelayIncreaseWait, changeDefaultAdminDelay, _changeDefaultAdminDelay * changeDefaultAdminDelay, _changeDefaultAdminDelay, rollbackDefaultAdminDelay, _rollbackDefaultAdminDelay * _delayChangeWait, _setPendingDelay, _isScheduleSet, _hasSchedulePassed * 3. Remove renounceRole() function * 4. Remove _pendingDefaultAdminSchedule from pendingDefaultAdmin function * 5. Remove time delay elements from _beginDefaultAdminTransfer and _setPendingDefaultAdmin * 7. Change _acceptDefaultAdminTransfer to remove time delay elements */ abstract contract AccessControlDefaultAdminRulesUpgradeable is Initializable, IAccessControlDefaultAdminRules, IERC5313, AccessControlUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.AccessControlDefaultAdminRules struct AccessControlDefaultAdminRulesStorage { // pending admin pair read/written together frequently address _pendingDefaultAdmin; address _currentDefaultAdmin; } /** * @dev WARNING: Initialization Behavior During Upgrade * When performing an upgrade, if the target storage slot of the access control module is kept the same, the initialization process may revert. * However, if the target slot for the access control module is modified, the contract's initialization will not revert, potentially allowing anyone to take control of the contracts by initializing them. * It is important to be aware of this behavior when planning upgrades that involve changing the target access control slot. * Proper initialization will be required for future upgrades that modify the access control module's storage slot. * RECOMMENDATION: * Consider this scenario when planning upgrades that involve changes to the access control slot. * Ensure proper initialization is performed to avoid unintended consequences. */ // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.AccessControlDefaultAdminRules")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant AccessControlDefaultAdminRulesStorageLocation = 0xeef3dac4538c82c8ace4063ab0acd2d15cdb5883aa1dff7c2673abb3d8698400; function _getAccessControlDefaultAdminRulesStorage() private pure returns (AccessControlDefaultAdminRulesStorage storage $) { assembly { $.slot := AccessControlDefaultAdminRulesStorageLocation } } /** * @dev Sets the initial values for {defaultAdmin} address. */ function __AccessControlDefaultAdminRules_init( address initialDefaultAdmin ) internal onlyInitializing { __AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function __AccessControlDefaultAdminRules_init_unchained( address initialDefaultAdmin ) internal onlyInitializing { if (initialDefaultAdmin == address(0)) { revert AccessControlInvalidDefaultAdmin(address(0)); } _grantRole(DEFAULT_ADMIN_ROLE, initialDefaultAdmin); } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface( bytes4 interfaceId ) public view virtual override returns (bool) { return interfaceId == type(IAccessControlDefaultAdminRules).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC5313-owner}. */ function owner() public view virtual returns (address) { return defaultAdmin(); } /// /// Override AccessControl role management /// /** * @dev See {AccessControl-grantRole}. Reverts for `DEFAULT_ADMIN_ROLE`. */ function grantRole( bytes32 role, address account ) public virtual override(AccessControlUpgradeable, IAccessControl) { if (role == DEFAULT_ADMIN_ROLE) { revert AccessControlEnforcedDefaultAdminRules(); } super.grantRole(role, account); } /** * @dev See {AccessControl-revokeRole}. Reverts for `DEFAULT_ADMIN_ROLE`. */ function revokeRole( bytes32 role, address account ) public virtual override(AccessControlUpgradeable, IAccessControl) { if (role == DEFAULT_ADMIN_ROLE) { revert AccessControlEnforcedDefaultAdminRules(); } super.revokeRole(role, account); } /** * @dev See {AccessControl-_grantRole}. * * For `DEFAULT_ADMIN_ROLE`, it only allows granting if there isn't already a {defaultAdmin} * * NOTE: Exposing this function through another mechanism may make the `DEFAULT_ADMIN_ROLE` * assignable again. Make sure to guarantee this is the expected behavior in your implementation. */ function _grantRole( bytes32 role, address account ) internal virtual override returns (bool) { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); if (role == DEFAULT_ADMIN_ROLE) { if (defaultAdmin() != address(0)) { revert AccessControlEnforcedDefaultAdminRules(); } $._currentDefaultAdmin = account; } return super._grantRole(role, account); } /** * @dev See {AccessControl-_revokeRole}. */ function _revokeRole( bytes32 role, address account ) internal virtual override returns (bool) { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); if (role == DEFAULT_ADMIN_ROLE && account == defaultAdmin()) { delete $._currentDefaultAdmin; } return super._revokeRole(role, account); } /** * @dev See {AccessControl-_setRoleAdmin}. Reverts for `DEFAULT_ADMIN_ROLE`. */ function _setRoleAdmin( bytes32 role, bytes32 adminRole ) internal virtual override { if (role == DEFAULT_ADMIN_ROLE) { revert AccessControlEnforcedDefaultAdminRules(); } super._setRoleAdmin(role, adminRole); } /// /// AccessControlDefaultAdminRules accessors /// /** * @inheritdoc IAccessControlDefaultAdminRules */ function defaultAdmin() public view virtual returns (address) { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); return $._currentDefaultAdmin; } /** * @inheritdoc IAccessControlDefaultAdminRules */ function pendingDefaultAdmin() public view virtual returns (address newAdmin) { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); return $._pendingDefaultAdmin; } /// /// AccessControlDefaultAdminRules public and internal setters for defaultAdmin/pendingDefaultAdmin /// /** * @inheritdoc IAccessControlDefaultAdminRules */ function beginDefaultAdminTransfer( address newAdmin ) public virtual onlyRole(DEFAULT_ADMIN_ROLE) { _beginDefaultAdminTransfer(newAdmin); } /** * @dev See {beginDefaultAdminTransfer}. * * Internal function without access restriction. */ function _beginDefaultAdminTransfer(address newAdmin) internal virtual { _setPendingDefaultAdmin(newAdmin); emit DefaultAdminTransferScheduled(newAdmin); } /** * @inheritdoc IAccessControlDefaultAdminRules */ function cancelDefaultAdminTransfer() public virtual onlyRole(DEFAULT_ADMIN_ROLE) { _cancelDefaultAdminTransfer(); } /** * @dev See {cancelDefaultAdminTransfer}. * * Internal function without access restriction. */ function _cancelDefaultAdminTransfer() internal virtual { _setPendingDefaultAdmin(address(0)); } /** * @inheritdoc IAccessControlDefaultAdminRules */ function acceptDefaultAdminTransfer() public virtual { address newDefaultAdmin = pendingDefaultAdmin(); if (_msgSender() != newDefaultAdmin) { // Enforce newDefaultAdmin explicit acceptance. revert AccessControlInvalidDefaultAdmin(_msgSender()); } _acceptDefaultAdminTransfer(); } /** * @dev See {acceptDefaultAdminTransfer}. * * Internal function without access restriction. */ function _acceptDefaultAdminTransfer() internal virtual { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); address newAdmin = pendingDefaultAdmin(); _revokeRole(DEFAULT_ADMIN_ROLE, defaultAdmin()); _grantRole(DEFAULT_ADMIN_ROLE, newAdmin); delete $._pendingDefaultAdmin; } /// /// Private setters /// /** * @dev Setter of pending admin * * May emit a DefaultAdminTransferCanceled event. */ function _setPendingDefaultAdmin(address newAdmin) private { AccessControlDefaultAdminRulesStorage storage $ = _getAccessControlDefaultAdminRulesStorage(); $._pendingDefaultAdmin = newAdmin; } }
contracts/utils/Context.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; abstract contract Context { /** * @dev The operation failed because the address is already zero address */ error ZeroAddress(); /** * @dev The operation failed because it is zero value */ error ZeroValue(); /** * @dev Modifier to prevent calling zero address */ modifier nonZA(address addr) { if (addr == address(0)) revert ZeroAddress(); _; } /** * @dev Modifier to prevent zero value */ modifier nonZV(uint256 amount) { if (amount == 0) revert ZeroValue(); _; } }
@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. * * ==== Security Considerations * * There are two important considerations concerning the use of `permit`. The first is that a valid permit signature * expresses an allowance, and it should not be assumed to convey additional meaning. In particular, it should not be * considered as an intention to spend the allowance in any specific way. The second is that because permits have * built-in replay protection and can be submitted by anyone, they can be frontrun. A protocol that uses permits should * take this into consideration and allow a `permit` call to fail. Combining these two aspects, a pattern that may be * generally recommended is: * * ```solidity * function doThingWithPermit(..., uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) public { * try token.permit(msg.sender, address(this), value, deadline, v, r, s) {} catch {} * doThing(..., value); * } * * function doThing(..., uint256 value) public { * token.safeTransferFrom(msg.sender, address(this), value); * ... * } * ``` * * Observe that: 1) `msg.sender` is used as the owner, leaving no ambiguity as to the signer intent, and 2) the use of * `try/catch` allows the permit to fail and makes the code tolerant to frontrunning. (See also * {SafeERC20-safeTransferFrom}). * * Additionally, note that smart contract wallets (such as Argent or Safe) are not able to produce permit signatures, so * contracts should have entry points that don't rely on permit. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. * * CAUTION: See Security Considerations above. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
contracts-exposed/token/HexWrappedUSDC.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../../contracts/token/HexWrappedUSDC.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol"; import "@openzeppelin/contracts/interfaces/draft-IERC1822.sol"; import "../../contracts/token/HexWrappedToken.sol"; import "../../contracts/ERC20PermitWithRolesUpgradeable.sol"; import "../../contracts/QuorumUpgradeable.sol"; import "../../contracts/BlacklistableUpgradeable.sol"; import "../../contracts/utils/Context.sol"; import "../../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/NoncesUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/cryptography/EIP712Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/IERC5267.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/draft-IERC6093.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../../contracts/utils/RoleConstant.sol"; import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol"; import "@openzeppelin/contracts/proxy/beacon/IBeacon.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/StorageSlot.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/math/SignedMath.sol"; contract $HexWrappedUSDC is HexWrappedUSDC { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); event return$_useNonce(uint256 ret0); constructor() payable { } function $_authorizeUpgrade(address newImplementation) external { super._authorizeUpgrade(newImplementation); } function $__UUPSUpgradeable_init() external { super.__UUPSUpgradeable_init(); } function $__UUPSUpgradeable_init_unchained() external { super.__UUPSUpgradeable_init_unchained(); } function $_checkProxy() external view { super._checkProxy(); } function $_checkNotDelegated() external view { super._checkNotDelegated(); } function $__HexWrappedToken_init(address _owner,string calldata _name,string calldata _symbol,uint8 _decimals) external { super.__HexWrappedToken_init(_owner,_name,_symbol,_decimals); } function $__ERC20PermitWithRoles_init(string calldata _name,string calldata _symbol,uint8 _decimals) external { super.__ERC20PermitWithRoles_init(_name,_symbol,_decimals); } function $_update(address from,address to,uint256 value) external { super._update(from,to,value); } function $__Quorum_init() external { super.__Quorum_init(); } function $_clearRequest() external { super._clearRequest(); } function $__Blacklistable_init() external { super.__Blacklistable_init(); } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__ERC20Permit_init(string calldata name) external { super.__ERC20Permit_init(name); } function $__ERC20Permit_init_unchained(string calldata arg0) external { super.__ERC20Permit_init_unchained(arg0); } function $__Nonces_init() external { super.__Nonces_init(); } function $__Nonces_init_unchained() external { super.__Nonces_init_unchained(); } function $_useNonce(address owner) external returns (uint256 ret0) { (ret0) = super._useNonce(owner); emit return$_useNonce(ret0); } function $_useCheckedNonce(address owner,uint256 nonce) external { super._useCheckedNonce(owner,nonce); } function $__EIP712_init(string calldata name,string calldata version) external { super.__EIP712_init(name,version); } function $__EIP712_init_unchained(string calldata name,string calldata version) external { super.__EIP712_init_unchained(name,version); } function $_domainSeparatorV4() external view returns (bytes32 ret0) { (ret0) = super._domainSeparatorV4(); } function $_hashTypedDataV4(bytes32 structHash) external view returns (bytes32 ret0) { (ret0) = super._hashTypedDataV4(structHash); } function $_EIP712Name() external view returns (string memory ret0) { (ret0) = super._EIP712Name(); } function $_EIP712Version() external view returns (string memory ret0) { (ret0) = super._EIP712Version(); } function $_EIP712NameHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712NameHash(); } function $_EIP712VersionHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712VersionHash(); } function $__ERC20_init(string calldata name_,string calldata symbol_) external { super.__ERC20_init(name_,symbol_); } function $__ERC20_init_unchained(string calldata name_,string calldata symbol_) external { super.__ERC20_init_unchained(name_,symbol_); } function $_transfer(address from,address to,uint256 value) external { super._transfer(from,to,value); } function $_mint(address account,uint256 value) external { super._mint(account,value); } function $_burn(address account,uint256 value) external { super._burn(account,value); } function $_approve(address owner,address spender,uint256 value) external { super._approve(owner,spender,value); } function $_approve(address owner,address spender,uint256 value,bool emitEvent) external { super._approve(owner,spender,value,emitEvent); } function $_spendAllowance(address owner,address spender,uint256 value) external { super._spendAllowance(owner,spender,value); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts/interfaces/IERC5313.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC5313.sol) pragma solidity ^0.8.20; /** * @dev Interface for the Light Contract Ownership Standard. * * A standardized minimal interface required to identify an account that controls a contract */ interface IERC5313 { /** * @dev Gets the address of the owner. */ function owner() external view returns (address); }
@openzeppelin/contracts/utils/Strings.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Strings.sol) pragma solidity ^0.8.20; import {Math} from "./math/Math.sol"; import {SignedMath} from "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant HEX_DIGITS = "0123456789abcdef"; uint8 private constant ADDRESS_LENGTH = 20; /** * @dev The `value` string doesn't fit in the specified `length`. */ error StringsInsufficientHexLength(uint256 value, uint256 length); /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), HEX_DIGITS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toStringSigned(int256 value) internal pure returns (string memory) { return string.concat(value < 0 ? "-" : "", toString(SignedMath.abs(value))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { uint256 localValue = value; bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = HEX_DIGITS[localValue & 0xf]; localValue >>= 4; } if (localValue != 0) { revert StringsInsufficientHexLength(value, length); } return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal * representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return bytes(a).length == bytes(b).length && keccak256(bytes(a)) == keccak256(bytes(b)); } }
@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/utils/UUPSUpgradeable.sol) pragma solidity ^0.8.20; import {IERC1822Proxiable} from "@openzeppelin/contracts/interfaces/draft-IERC1822.sol"; import {ERC1967Utils} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol"; import {Initializable} from "./Initializable.sol"; /** * @dev An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an * {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy. * * A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is * reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing * `UUPSUpgradeable` with a custom implementation of upgrades. * * The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism. */ abstract contract UUPSUpgradeable is Initializable, IERC1822Proxiable { /// @custom:oz-upgrades-unsafe-allow state-variable-immutable address private immutable __self = address(this); /** * @dev The version of the upgrade interface of the contract. If this getter is missing, both `upgradeTo(address)` * and `upgradeToAndCall(address,bytes)` are present, and `upgradeTo` must be used if no function should be called, * while `upgradeToAndCall` will invoke the `receive` function if the second argument is the empty byte string. * If the getter returns `"5.0.0"`, only `upgradeToAndCall(address,bytes)` is present, and the second argument must * be the empty byte string if no function should be called, making it impossible to invoke the `receive` function * during an upgrade. */ string public constant UPGRADE_INTERFACE_VERSION = "5.0.0"; /** * @dev The call is from an unauthorized context. */ error UUPSUnauthorizedCallContext(); /** * @dev The storage `slot` is unsupported as a UUID. */ error UUPSUnsupportedProxiableUUID(bytes32 slot); /** * @dev Check that the execution is being performed through a delegatecall call and that the execution context is * a proxy contract with an implementation (as defined in ERC1967) pointing to self. This should only be the case * for UUPS and transparent proxies that are using the current contract as their implementation. Execution of a * function through ERC1167 minimal proxies (clones) would not normally pass this test, but is not guaranteed to * fail. */ modifier onlyProxy() { _checkProxy(); _; } /** * @dev Check that the execution is not being performed through a delegate call. This allows a function to be * callable on the implementing contract but not through proxies. */ modifier notDelegated() { _checkNotDelegated(); _; } function __UUPSUpgradeable_init() internal onlyInitializing { } function __UUPSUpgradeable_init_unchained() internal onlyInitializing { } /** * @dev Implementation of the ERC1822 {proxiableUUID} function. This returns the storage slot used by the * implementation. It is used to validate the implementation's compatibility when performing an upgrade. * * 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. This is guaranteed by the `notDelegated` modifier. */ function proxiableUUID() external view virtual notDelegated returns (bytes32) { return ERC1967Utils.IMPLEMENTATION_SLOT; } /** * @dev Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call * encoded in `data`. * * Calls {_authorizeUpgrade}. * * Emits an {Upgraded} event. * * @custom:oz-upgrades-unsafe-allow-reachable delegatecall */ function upgradeToAndCall(address newImplementation, bytes memory data) public payable virtual onlyProxy { _authorizeUpgrade(newImplementation); _upgradeToAndCallUUPS(newImplementation, data); } /** * @dev Reverts if the execution is not performed via delegatecall or the execution * context is not of a proxy with an ERC1967-compliant implementation pointing to self. * See {_onlyProxy}. */ function _checkProxy() internal view virtual { if ( address(this) == __self || // Must be called through delegatecall ERC1967Utils.getImplementation() != __self // Must be called through an active proxy ) { revert UUPSUnauthorizedCallContext(); } } /** * @dev Reverts if the execution is performed via delegatecall. * See {notDelegated}. */ function _checkNotDelegated() internal view virtual { if (address(this) != __self) { // Must not be called through delegatecall revert UUPSUnauthorizedCallContext(); } } /** * @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. Called by * {upgradeToAndCall}. * * Normally, this function will use an xref:access.adoc[access control] modifier such as {Ownable-onlyOwner}. * * ```solidity * function _authorizeUpgrade(address) internal onlyOwner {} * ``` */ function _authorizeUpgrade(address newImplementation) internal virtual; /** * @dev Performs an implementation upgrade with a security check for UUPS proxies, and additional setup call. * * As a security check, {proxiableUUID} is invoked in the new implementation, and the return value * is expected to be the implementation slot in ERC1967. * * Emits an {IERC1967-Upgraded} event. */ function _upgradeToAndCallUUPS(address newImplementation, bytes memory data) private { try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) { if (slot != ERC1967Utils.IMPLEMENTATION_SLOT) { revert UUPSUnsupportedProxiableUUID(slot); } ERC1967Utils.upgradeToAndCall(newImplementation, data); } catch { // The implementation is not UUPS revert ERC1967Utils.ERC1967InvalidImplementation(newImplementation); } } }
contracts-exposed/utils/RoleConstant.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../../contracts/utils/RoleConstant.sol"; contract $RoleConstant { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; constructor() payable { } function $MINTER_ROLE() external pure returns (bytes32) { return RoleConstant.MINTER_ROLE; } function $BURNER_ROLE() external pure returns (bytes32) { return RoleConstant.BURNER_ROLE; } function $BLACKLISTER_ROLE() external pure returns (bytes32) { return RoleConstant.BLACKLISTER_ROLE; } function $MERCHANTS_ROLE() external pure returns (bytes32) { return RoleConstant.MERCHANTS_ROLE; } function $REVIEWERS_ROLE() external pure returns (bytes32) { return RoleConstant.REVIEWERS_ROLE; } function $UPGRADE_ADMIN_ROLE() external pure returns (bytes32) { return RoleConstant.UPGRADE_ADMIN_ROLE; } receive() external payable {} }
contracts-exposed/AccessControlUpgradeable.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; contract $AccessControlUpgradeable is AccessControlUpgradeable { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); constructor() payable { } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
contracts/AccessControlUpgradeable.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {IAccessControl} from "./interface/IAccessControl.sol"; import {ContextUpgradeable} from "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import {ERC165Upgradeable} from "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import {Initializable} from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; /** * @dev Forked from https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable/blob/9a47a37c4b8ce2ac465e8656f31d32ac6fe26eaa/contracts/access/AccessControlUpgradeable.sol * @dev Extension of {AccessControlUpgradeable} that allows specifying role member count * Changes: * 1. Add getRoleMemberCount to enable role member count * 2. Add roleCount in RoleData to enable counting * 3. Add increase or decrease roleCount in _grantRole and _revokeRole */ abstract contract AccessControlUpgradeable is Initializable, ContextUpgradeable, IAccessControl, ERC165Upgradeable { struct RoleData { mapping(address account => bool) hasRole; bytes32 adminRole; uint256 roleCount; } bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00; /// @custom:storage-location erc7201:openzeppelin.storage.AccessControl struct AccessControlStorage { mapping(bytes32 role => RoleData) _roles; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.AccessControl")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant AccessControlStorageLocation = 0x02dd7bc7dec4dceedda775e58dd541e08a116c6c53815c0bd028192f7b626800; function _getAccessControlStorage() private pure returns (AccessControlStorage storage $) { assembly { $.slot := AccessControlStorageLocation } } /** * @dev Modifier that checks that an account has a specific role. Reverts * with an {AccessControlUnauthorizedAccount} error including the required role. */ modifier onlyRole(bytes32 role) { _checkRole(role); _; } function __AccessControl_init() internal onlyInitializing { __AccessControl_init_unchained(); } function __AccessControl_init_unchained() internal onlyInitializing {} /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface( bytes4 interfaceId ) public view virtual override returns (bool) { return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole( bytes32 role, address account ) public view virtual returns (bool) { AccessControlStorage storage $ = _getAccessControlStorage(); return $._roles[role].hasRole[account]; } /** * @dev Reverts with an {AccessControlUnauthorizedAccount} error if `_msgSender()` * is missing `role`. Overriding this function changes the behavior of the {onlyRole} modifier. */ function _checkRole(bytes32 role) internal view virtual { _checkRole(role, _msgSender()); } /** * @dev Reverts with an {AccessControlUnauthorizedAccount} error if `account` * is missing `role`. */ function _checkRole(bytes32 role, address account) internal view virtual { if (!hasRole(role, account)) { revert AccessControlUnauthorizedAccount(account, role); } } /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) public view virtual returns (bytes32) { AccessControlStorage storage $ = _getAccessControlStorage(); return $._roles[role].adminRole; } /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleGranted} event. */ function grantRole( bytes32 role, address account ) public virtual onlyRole(getRoleAdmin(role)) { _grantRole(role, account); } /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. * * May emit a {RoleRevoked} event. */ function revokeRole( bytes32 role, address account ) public virtual onlyRole(getRoleAdmin(role)) { _revokeRole(role, account); } /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been revoked `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `callerConfirmation`. * * May emit a {RoleRevoked} event. */ function renounceRole( bytes32 role, address callerConfirmation ) public virtual { if (callerConfirmation != _msgSender()) { revert AccessControlBadConfirmation(); } _revokeRole(role, callerConfirmation); } /** * @dev Sets `adminRole` as ``role``'s admin role. * * Emits a {RoleAdminChanged} event. */ function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual { AccessControlStorage storage $ = _getAccessControlStorage(); bytes32 previousAdminRole = getRoleAdmin(role); $._roles[role].adminRole = adminRole; emit RoleAdminChanged(role, previousAdminRole, adminRole); } /** * @dev Attempts to grant `role` to `account` and returns a boolean indicating if `role` was granted. * * Internal function without access restriction. * * May emit a {RoleGranted} event. */ function _grantRole( bytes32 role, address account ) internal virtual returns (bool) { AccessControlStorage storage $ = _getAccessControlStorage(); if (!hasRole(role, account)) { $._roles[role].hasRole[account] = true; $._roles[role].roleCount += 1; emit RoleGranted(role, account, _msgSender()); return true; } else { return false; } } /** * @dev Attempts to revoke `role` to `account` and returns a boolean indicating if `role` was revoked. * * Internal function without access restriction. * * May emit a {RoleRevoked} event. */ function _revokeRole( bytes32 role, address account ) internal virtual returns (bool) { AccessControlStorage storage $ = _getAccessControlStorage(); if (hasRole(role, account)) { $._roles[role].hasRole[account] = false; $._roles[role].roleCount -= 1; emit RoleRevoked(role, account, _msgSender()); return true; } else { return false; } } /** * @dev Returns the number of accounts that have `role`. */ function getRoleMemberCount(bytes32 role) public view returns (uint256) { AccessControlStorage storage $ = _getAccessControlStorage(); return $._roles[role].roleCount; } }
contracts-exposed/token/HexWrappedToken.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../../contracts/token/HexWrappedToken.sol"; import "../../contracts/ERC20PermitWithRolesUpgradeable.sol"; import "../../contracts/QuorumUpgradeable.sol"; import "../../contracts/BlacklistableUpgradeable.sol"; import "../../contracts/utils/Context.sol"; import "../../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/NoncesUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/cryptography/EIP712Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/IERC5267.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/draft-IERC6093.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../../contracts/utils/RoleConstant.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/math/SignedMath.sol"; contract $HexWrappedToken is HexWrappedToken { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); event return$_useNonce(uint256 ret0); constructor() payable { } function $__HexWrappedToken_init(address _owner,string calldata _name,string calldata _symbol,uint8 _decimals) external { super.__HexWrappedToken_init(_owner,_name,_symbol,_decimals); } function $__ERC20PermitWithRoles_init(string calldata _name,string calldata _symbol,uint8 _decimals) external { super.__ERC20PermitWithRoles_init(_name,_symbol,_decimals); } function $_update(address from,address to,uint256 value) external { super._update(from,to,value); } function $__Quorum_init() external { super.__Quorum_init(); } function $_clearRequest() external { super._clearRequest(); } function $__Blacklistable_init() external { super.__Blacklistable_init(); } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__ERC20Permit_init(string calldata name) external { super.__ERC20Permit_init(name); } function $__ERC20Permit_init_unchained(string calldata arg0) external { super.__ERC20Permit_init_unchained(arg0); } function $__Nonces_init() external { super.__Nonces_init(); } function $__Nonces_init_unchained() external { super.__Nonces_init_unchained(); } function $_useNonce(address owner) external returns (uint256 ret0) { (ret0) = super._useNonce(owner); emit return$_useNonce(ret0); } function $_useCheckedNonce(address owner,uint256 nonce) external { super._useCheckedNonce(owner,nonce); } function $__EIP712_init(string calldata name,string calldata version) external { super.__EIP712_init(name,version); } function $__EIP712_init_unchained(string calldata name,string calldata version) external { super.__EIP712_init_unchained(name,version); } function $_domainSeparatorV4() external view returns (bytes32 ret0) { (ret0) = super._domainSeparatorV4(); } function $_hashTypedDataV4(bytes32 structHash) external view returns (bytes32 ret0) { (ret0) = super._hashTypedDataV4(structHash); } function $_EIP712Name() external view returns (string memory ret0) { (ret0) = super._EIP712Name(); } function $_EIP712Version() external view returns (string memory ret0) { (ret0) = super._EIP712Version(); } function $_EIP712NameHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712NameHash(); } function $_EIP712VersionHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712VersionHash(); } function $__ERC20_init(string calldata name_,string calldata symbol_) external { super.__ERC20_init(name_,symbol_); } function $__ERC20_init_unchained(string calldata name_,string calldata symbol_) external { super.__ERC20_init_unchained(name_,symbol_); } function $_transfer(address from,address to,uint256 value) external { super._transfer(from,to,value); } function $_mint(address account,uint256 value) external { super._mint(account,value); } function $_burn(address account,uint256 value) external { super._burn(account,value); } function $_approve(address owner,address spender,uint256 value) external { super._approve(owner,spender,value); } function $_approve(address owner,address spender,uint256 value,bool emitEvent) external { super._approve(owner,spender,value,emitEvent); } function $_spendAllowance(address owner,address spender,uint256 value) external { super._spendAllowance(owner,spender,value); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts-upgradeable/utils/cryptography/EIP712Upgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/EIP712.sol) pragma solidity ^0.8.20; import {MessageHashUtils} from "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol"; import {IERC5267} from "@openzeppelin/contracts/interfaces/IERC5267.sol"; import {Initializable} from "../../proxy/utils/Initializable.sol"; /** * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data. * * The encoding scheme specified in the EIP requires a domain separator and a hash of the typed structured data, whose * encoding is very generic and therefore its implementation in Solidity is not feasible, thus this contract * does not implement the encoding itself. Protocols need to implement the type-specific encoding they need in order to * produce the hash of their typed data using a combination of `abi.encode` and `keccak256`. * * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA * ({_hashTypedDataV4}). * * The implementation of the domain separator was designed to be as efficient as possible while still properly updating * the chain id to protect against replay attacks on an eventual fork of the chain. * * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask]. * * NOTE: In the upgradeable version of this contract, the cached values will correspond to the address, and the domain * separator of the implementation contract. This will cause the {_domainSeparatorV4} function to always rebuild the * separator from the immutable values, which is cheaper than accessing a cached version in cold storage. */ abstract contract EIP712Upgradeable is Initializable, IERC5267 { bytes32 private constant TYPE_HASH = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"); /// @custom:storage-location erc7201:openzeppelin.storage.EIP712 struct EIP712Storage { /// @custom:oz-renamed-from _HASHED_NAME bytes32 _hashedName; /// @custom:oz-renamed-from _HASHED_VERSION bytes32 _hashedVersion; string _name; string _version; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.EIP712")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant EIP712StorageLocation = 0xa16a46d94261c7517cc8ff89f61c0ce93598e3c849801011dee649a6a557d100; function _getEIP712Storage() private pure returns (EIP712Storage storage $) { assembly { $.slot := EIP712StorageLocation } } /** * @dev Initializes the domain separator and parameter caches. * * The meaning of `name` and `version` is specified in * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]: * * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol. * - `version`: the current major version of the signing domain. * * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart * contract upgrade]. */ function __EIP712_init(string memory name, string memory version) internal onlyInitializing { __EIP712_init_unchained(name, version); } function __EIP712_init_unchained(string memory name, string memory version) internal onlyInitializing { EIP712Storage storage $ = _getEIP712Storage(); $._name = name; $._version = version; // Reset prior values in storage if upgrading $._hashedName = 0; $._hashedVersion = 0; } /** * @dev Returns the domain separator for the current chain. */ function _domainSeparatorV4() internal view returns (bytes32) { return _buildDomainSeparator(); } function _buildDomainSeparator() private view returns (bytes32) { return keccak256(abi.encode(TYPE_HASH, _EIP712NameHash(), _EIP712VersionHash(), block.chainid, address(this))); } /** * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this * function returns the hash of the fully encoded EIP712 message for this domain. * * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example: * * ```solidity * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode( * keccak256("Mail(address to,string contents)"), * mailTo, * keccak256(bytes(mailContents)) * ))); * address signer = ECDSA.recover(digest, signature); * ``` */ function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) { return MessageHashUtils.toTypedDataHash(_domainSeparatorV4(), structHash); } /** * @dev See {IERC-5267}. */ function eip712Domain() public view virtual returns ( bytes1 fields, string memory name, string memory version, uint256 chainId, address verifyingContract, bytes32 salt, uint256[] memory extensions ) { EIP712Storage storage $ = _getEIP712Storage(); // If the hashed name and version in storage are non-zero, the contract hasn't been properly initialized // and the EIP712 domain is not reliable, as it will be missing name and version. require($._hashedName == 0 && $._hashedVersion == 0, "EIP712: Uninitialized"); return ( hex"0f", // 01111 _EIP712Name(), _EIP712Version(), block.chainid, address(this), bytes32(0), new uint256[](0) ); } /** * @dev The name parameter for the EIP712 domain. * * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs * are a concern. */ function _EIP712Name() internal view virtual returns (string memory) { EIP712Storage storage $ = _getEIP712Storage(); return $._name; } /** * @dev The version parameter for the EIP712 domain. * * NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs * are a concern. */ function _EIP712Version() internal view virtual returns (string memory) { EIP712Storage storage $ = _getEIP712Storage(); return $._version; } /** * @dev The hash of the name parameter for the EIP712 domain. * * NOTE: In previous versions this function was virtual. In this version you should override `_EIP712Name` instead. */ function _EIP712NameHash() internal view returns (bytes32) { EIP712Storage storage $ = _getEIP712Storage(); string memory name = _EIP712Name(); if (bytes(name).length > 0) { return keccak256(bytes(name)); } else { // If the name is empty, the contract may have been upgraded without initializing the new storage. // We return the name hash in storage if non-zero, otherwise we assume the name is empty by design. bytes32 hashedName = $._hashedName; if (hashedName != 0) { return hashedName; } else { return keccak256(""); } } } /** * @dev The hash of the version parameter for the EIP712 domain. * * NOTE: In previous versions this function was virtual. In this version you should override `_EIP712Version` instead. */ function _EIP712VersionHash() internal view returns (bytes32) { EIP712Storage storage $ = _getEIP712Storage(); string memory version = _EIP712Version(); if (bytes(version).length > 0) { return keccak256(bytes(version)); } else { // If the version is empty, the contract may have been upgraded without initializing the new storage. // We return the version hash in storage if non-zero, otherwise we assume the version is empty by design. bytes32 hashedVersion = $._hashedVersion; if (hashedVersion != 0) { return hashedVersion; } else { return keccak256(""); } } } }
@openzeppelin/contracts/utils/cryptography/ECDSA.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.20; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS } /** * @dev The signature derives the `address(0)`. */ error ECDSAInvalidSignature(); /** * @dev The signature has an invalid length. */ error ECDSAInvalidSignatureLength(uint256 length); /** * @dev The signature has an S value that is in the upper half order. */ error ECDSAInvalidSignatureS(bytes32 s); /** * @dev Returns the address that signed a hashed message (`hash`) with `signature` or an error. This will not * return address(0) without also returning an error description. Errors are documented using an enum (error type) * and a bytes32 providing additional information about the error. * * If no error is returned, then the address can be used for verification purposes. * * The `ecrecover` EVM precompile allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError, bytes32) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength, bytes32(signature.length)); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM precompile allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, signature); _throwError(error, errorArg); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] */ function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address, RecoverError, bytes32) { unchecked { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); // We do not check for an overflow here since the shift operation results in 0 or 1. uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. */ function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, r, vs); _throwError(error, errorArg); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError, bytes32) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS, s); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature, bytes32(0)); } return (signer, RecoverError.NoError, bytes32(0)); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, v, r, s); _throwError(error, errorArg); return recovered; } /** * @dev Optionally reverts with the corresponding custom error according to the `error` argument provided. */ function _throwError(RecoverError error, bytes32 errorArg) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert ECDSAInvalidSignature(); } else if (error == RecoverError.InvalidSignatureLength) { revert ECDSAInvalidSignatureLength(uint256(errorArg)); } else if (error == RecoverError.InvalidSignatureS) { revert ECDSAInvalidSignatureS(errorArg); } } }
@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Permit.sol) pragma solidity ^0.8.20; import {IERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol"; import {ERC20Upgradeable} from "../ERC20Upgradeable.sol"; import {ECDSA} from "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import {EIP712Upgradeable} from "../../../utils/cryptography/EIP712Upgradeable.sol"; import {NoncesUpgradeable} from "../../../utils/NoncesUpgradeable.sol"; import {Initializable} from "../../../proxy/utils/Initializable.sol"; /** * @dev Implementation of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on `{IERC20-approve}`, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ abstract contract ERC20PermitUpgradeable is Initializable, ERC20Upgradeable, IERC20Permit, EIP712Upgradeable, NoncesUpgradeable { bytes32 private constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"); /** * @dev Permit deadline has expired. */ error ERC2612ExpiredSignature(uint256 deadline); /** * @dev Mismatched signature. */ error ERC2612InvalidSigner(address signer, address owner); /** * @dev Initializes the {EIP712} domain separator using the `name` parameter, and setting `version` to `"1"`. * * It's a good idea to use the same `name` that is defined as the ERC20 token name. */ function __ERC20Permit_init(string memory name) internal onlyInitializing { __EIP712_init_unchained(name, "1"); } function __ERC20Permit_init_unchained(string memory) internal onlyInitializing {} /** * @inheritdoc IERC20Permit */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) public virtual { if (block.timestamp > deadline) { revert ERC2612ExpiredSignature(deadline); } bytes32 structHash = keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, _useNonce(owner), deadline)); bytes32 hash = _hashTypedDataV4(structHash); address signer = ECDSA.recover(hash, v, r, s); if (signer != owner) { revert ERC2612InvalidSigner(signer, owner); } _approve(owner, spender, value); } /** * @inheritdoc IERC20Permit */ function nonces(address owner) public view virtual override(IERC20Permit, NoncesUpgradeable) returns (uint256) { return super.nonces(owner); } /** * @inheritdoc IERC20Permit */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view virtual returns (bytes32) { return _domainSeparatorV4(); } }
contracts-exposed/BlacklistableUpgradeable.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../contracts/BlacklistableUpgradeable.sol"; import "../contracts/utils/Context.sol"; import "../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../contracts/utils/RoleConstant.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; contract $BlacklistableUpgradeable is BlacklistableUpgradeable { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); constructor() payable { } function $__Blacklistable_init() external { super.__Blacklistable_init(); } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts/interfaces/draft-IERC6093.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol) pragma solidity ^0.8.20; /** * @dev Standard ERC20 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens. */ interface IERC20Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC20InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC20InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers. * @param spender Address that may be allowed to operate on tokens without being their owner. * @param allowance Amount of tokens a `spender` is allowed to operate with. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC20InvalidApprover(address approver); /** * @dev Indicates a failure with the `spender` to be approved. Used in approvals. * @param spender Address that may be allowed to operate on tokens without being their owner. */ error ERC20InvalidSpender(address spender); } /** * @dev Standard ERC721 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens. */ interface IERC721Errors { /** * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20. * Used in balance queries. * @param owner Address of the current owner of a token. */ error ERC721InvalidOwner(address owner); /** * @dev Indicates a `tokenId` whose `owner` is the zero address. * @param tokenId Identifier number of a token. */ error ERC721NonexistentToken(uint256 tokenId); /** * @dev Indicates an error related to the ownership over a particular token. Used in transfers. * @param sender Address whose tokens are being transferred. * @param tokenId Identifier number of a token. * @param owner Address of the current owner of a token. */ error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC721InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC721InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param tokenId Identifier number of a token. */ error ERC721InsufficientApproval(address operator, uint256 tokenId); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC721InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC721InvalidOperator(address operator); } /** * @dev Standard ERC1155 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens. */ interface IERC1155Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. * @param tokenId Identifier number of a token. */ error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC1155InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC1155InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param owner Address of the current owner of a token. */ error ERC1155MissingApprovalForAll(address operator, address owner); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC1155InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC1155InvalidOperator(address operator); /** * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation. * Used in batch transfers. * @param idsLength Length of the array of token identifiers * @param valuesLength Length of the array of token amounts */ error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength); }
@openzeppelin/contracts/utils/introspection/IERC165.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/IERC165.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
@openzeppelin/contracts/utils/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 } } }
@openzeppelin/contracts/interfaces/IERC5267.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC5267.sol) pragma solidity ^0.8.20; interface IERC5267 { /** * @dev MAY be emitted to signal that the domain could have changed. */ event EIP712DomainChanged(); /** * @dev returns the fields and values that describe the domain separator used by this contract for EIP-712 * signature. */ function eip712Domain() external view returns ( bytes1 fields, string memory name, string memory version, uint256 chainId, address verifyingContract, bytes32 salt, uint256[] memory extensions ); }
@openzeppelin/contracts-upgradeable/utils/NoncesUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Nonces.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Provides tracking nonces for addresses. Nonces will only increment. */ abstract contract NoncesUpgradeable is Initializable { /** * @dev The nonce used for an `account` is not the expected current nonce. */ error InvalidAccountNonce(address account, uint256 currentNonce); /// @custom:storage-location erc7201:openzeppelin.storage.Nonces struct NoncesStorage { mapping(address account => uint256) _nonces; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Nonces")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant NoncesStorageLocation = 0x5ab42ced628888259c08ac98db1eb0cf702fc1501344311d8b100cd1bfe4bb00; function _getNoncesStorage() private pure returns (NoncesStorage storage $) { assembly { $.slot := NoncesStorageLocation } } function __Nonces_init() internal onlyInitializing { } function __Nonces_init_unchained() internal onlyInitializing { } /** * @dev Returns the next unused nonce for an address. */ function nonces(address owner) public view virtual returns (uint256) { NoncesStorage storage $ = _getNoncesStorage(); return $._nonces[owner]; } /** * @dev Consumes a nonce. * * Returns the current value and increments nonce. */ function _useNonce(address owner) internal virtual returns (uint256) { NoncesStorage storage $ = _getNoncesStorage(); // For each account, the nonce has an initial value of 0, can only be incremented by one, and cannot be // decremented or reset. This guarantees that the nonce never overflows. unchecked { // It is important to do x++ and not ++x here. return $._nonces[owner]++; } } /** * @dev Same as {_useNonce} but checking that `nonce` is the next valid for `owner`. */ function _useCheckedNonce(address owner, uint256 nonce) internal virtual { uint256 current = _useNonce(owner); if (nonce != current) { revert InvalidAccountNonce(owner, current); } } }
@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import {ContextUpgradeable} from "../../utils/ContextUpgradeable.sol"; import {IERC20Errors} from "@openzeppelin/contracts/interfaces/draft-IERC6093.sol"; import {Initializable} from "../../proxy/utils/Initializable.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * * TIP: For a detailed writeup see our guide * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * The default value of {decimals} is 18. To change this, you should override * this function so it returns a different value. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. */ abstract contract ERC20Upgradeable is Initializable, ContextUpgradeable, IERC20, IERC20Metadata, IERC20Errors { /// @custom:storage-location erc7201:openzeppelin.storage.ERC20 struct ERC20Storage { mapping(address account => uint256) _balances; mapping(address account => mapping(address spender => uint256)) _allowances; uint256 _totalSupply; string _name; string _symbol; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ERC20")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant ERC20StorageLocation = 0x52c63247e1f47db19d5ce0460030c497f067ca4cebf71ba98eeadabe20bace00; function _getERC20Storage() private pure returns (ERC20Storage storage $) { assembly { $.slot := ERC20StorageLocation } } /** * @dev Sets the values for {name} and {symbol}. * * All two of these values are immutable: they can only be set once during * construction. */ function __ERC20_init(string memory name_, string memory symbol_) internal onlyInitializing { __ERC20_init_unchained(name_, symbol_); } function __ERC20_init_unchained(string memory name_, string memory symbol_) internal onlyInitializing { ERC20Storage storage $ = _getERC20Storage(); $._name = name_; $._symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual returns (string memory) { ERC20Storage storage $ = _getERC20Storage(); return $._name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual returns (string memory) { ERC20Storage storage $ = _getERC20Storage(); return $._symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5.05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the default value returned by this function, unless * it's overridden. * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `to` cannot be the zero address. * - the caller must have a balance of at least `value`. */ function transfer(address to, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _transfer(owner, to, value); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on * `transferFrom`. This is semantically equivalent to an infinite approval. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _approve(owner, spender, value); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * NOTE: Does not update the allowance if the current allowance * is the maximum `uint256`. * * Requirements: * * - `from` and `to` cannot be the zero address. * - `from` must have a balance of at least `value`. * - the caller must have allowance for ``from``'s tokens of at least * `value`. */ function transferFrom(address from, address to, uint256 value) public virtual returns (bool) { address spender = _msgSender(); _spendAllowance(from, spender, value); _transfer(from, to, value); return true; } /** * @dev Moves a `value` amount of tokens from `from` to `to`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _transfer(address from, address to, uint256 value) internal { if (from == address(0)) { revert ERC20InvalidSender(address(0)); } if (to == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(from, to, value); } /** * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from` * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding * this function. * * Emits a {Transfer} event. */ function _update(address from, address to, uint256 value) internal virtual { ERC20Storage storage $ = _getERC20Storage(); if (from == address(0)) { // Overflow check required: The rest of the code assumes that totalSupply never overflows $._totalSupply += value; } else { uint256 fromBalance = $._balances[from]; if (fromBalance < value) { revert ERC20InsufficientBalance(from, fromBalance, value); } unchecked { // Overflow not possible: value <= fromBalance <= totalSupply. $._balances[from] = fromBalance - value; } } if (to == address(0)) { unchecked { // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply. $._totalSupply -= value; } } else { unchecked { // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256. $._balances[to] += value; } } emit Transfer(from, to, value); } /** * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0). * Relies on the `_update` mechanism * * Emits a {Transfer} event with `from` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _mint(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(address(0), account, value); } /** * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply. * Relies on the `_update` mechanism. * * Emits a {Transfer} event with `to` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead */ function _burn(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidSender(address(0)); } _update(account, address(0), value); } /** * @dev Sets `value` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. * * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument. */ function _approve(address owner, address spender, uint256 value) internal { _approve(owner, spender, value, true); } /** * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event. * * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any * `Approval` event during `transferFrom` operations. * * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to * true using the following override: * ``` * function _approve(address owner, address spender, uint256 value, bool) internal virtual override { * super._approve(owner, spender, value, true); * } * ``` * * Requirements are the same as {_approve}. */ function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual { ERC20Storage storage $ = _getERC20Storage(); if (owner == address(0)) { revert ERC20InvalidApprover(address(0)); } if (spender == address(0)) { revert ERC20InvalidSpender(address(0)); } $._allowances[owner][spender] = value; if (emitEvent) { emit Approval(owner, spender, value); } } /** * @dev Updates `owner` s allowance for `spender` based on spent `value`. * * Does not update the allowance value in case of infinite allowance. * Revert if not enough allowance is available. * * Does not emit an {Approval} event. */ function _spendAllowance(address owner, address spender, uint256 value) internal virtual { uint256 currentAllowance = allowance(owner, spender); if (currentAllowance != type(uint256).max) { if (currentAllowance < value) { revert ERC20InsufficientAllowance(spender, currentAllowance, value); } unchecked { _approve(owner, spender, currentAllowance - value, false); } } } }
@openzeppelin/contracts/utils/math/SafeCast.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/math/SafeCast.sol) // This file was procedurally generated from scripts/generate/templates/SafeCast.js. pragma solidity ^0.8.20; /** * @dev Wrappers over Solidity's uintXX/intXX casting operators with added overflow * checks. * * Downcasting from uint256/int256 in Solidity does not revert on overflow. This can * easily result in undesired exploitation or bugs, since developers usually * assume that overflows raise errors. `SafeCast` restores this intuition by * reverting the transaction when such an operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeCast { /** * @dev Value doesn't fit in an uint of `bits` size. */ error SafeCastOverflowedUintDowncast(uint8 bits, uint256 value); /** * @dev An int value doesn't fit in an uint of `bits` size. */ error SafeCastOverflowedIntToUint(int256 value); /** * @dev Value doesn't fit in an int of `bits` size. */ error SafeCastOverflowedIntDowncast(uint8 bits, int256 value); /** * @dev An uint value doesn't fit in an int of `bits` size. */ error SafeCastOverflowedUintToInt(uint256 value); /** * @dev Returns the downcasted uint248 from uint256, reverting on * overflow (when the input is greater than largest uint248). * * Counterpart to Solidity's `uint248` operator. * * Requirements: * * - input must fit into 248 bits */ function toUint248(uint256 value) internal pure returns (uint248) { if (value > type(uint248).max) { revert SafeCastOverflowedUintDowncast(248, value); } return uint248(value); } /** * @dev Returns the downcasted uint240 from uint256, reverting on * overflow (when the input is greater than largest uint240). * * Counterpart to Solidity's `uint240` operator. * * Requirements: * * - input must fit into 240 bits */ function toUint240(uint256 value) internal pure returns (uint240) { if (value > type(uint240).max) { revert SafeCastOverflowedUintDowncast(240, value); } return uint240(value); } /** * @dev Returns the downcasted uint232 from uint256, reverting on * overflow (when the input is greater than largest uint232). * * Counterpart to Solidity's `uint232` operator. * * Requirements: * * - input must fit into 232 bits */ function toUint232(uint256 value) internal pure returns (uint232) { if (value > type(uint232).max) { revert SafeCastOverflowedUintDowncast(232, value); } return uint232(value); } /** * @dev Returns the downcasted uint224 from uint256, reverting on * overflow (when the input is greater than largest uint224). * * Counterpart to Solidity's `uint224` operator. * * Requirements: * * - input must fit into 224 bits */ function toUint224(uint256 value) internal pure returns (uint224) { if (value > type(uint224).max) { revert SafeCastOverflowedUintDowncast(224, value); } return uint224(value); } /** * @dev Returns the downcasted uint216 from uint256, reverting on * overflow (when the input is greater than largest uint216). * * Counterpart to Solidity's `uint216` operator. * * Requirements: * * - input must fit into 216 bits */ function toUint216(uint256 value) internal pure returns (uint216) { if (value > type(uint216).max) { revert SafeCastOverflowedUintDowncast(216, value); } return uint216(value); } /** * @dev Returns the downcasted uint208 from uint256, reverting on * overflow (when the input is greater than largest uint208). * * Counterpart to Solidity's `uint208` operator. * * Requirements: * * - input must fit into 208 bits */ function toUint208(uint256 value) internal pure returns (uint208) { if (value > type(uint208).max) { revert SafeCastOverflowedUintDowncast(208, value); } return uint208(value); } /** * @dev Returns the downcasted uint200 from uint256, reverting on * overflow (when the input is greater than largest uint200). * * Counterpart to Solidity's `uint200` operator. * * Requirements: * * - input must fit into 200 bits */ function toUint200(uint256 value) internal pure returns (uint200) { if (value > type(uint200).max) { revert SafeCastOverflowedUintDowncast(200, value); } return uint200(value); } /** * @dev Returns the downcasted uint192 from uint256, reverting on * overflow (when the input is greater than largest uint192). * * Counterpart to Solidity's `uint192` operator. * * Requirements: * * - input must fit into 192 bits */ function toUint192(uint256 value) internal pure returns (uint192) { if (value > type(uint192).max) { revert SafeCastOverflowedUintDowncast(192, value); } return uint192(value); } /** * @dev Returns the downcasted uint184 from uint256, reverting on * overflow (when the input is greater than largest uint184). * * Counterpart to Solidity's `uint184` operator. * * Requirements: * * - input must fit into 184 bits */ function toUint184(uint256 value) internal pure returns (uint184) { if (value > type(uint184).max) { revert SafeCastOverflowedUintDowncast(184, value); } return uint184(value); } /** * @dev Returns the downcasted uint176 from uint256, reverting on * overflow (when the input is greater than largest uint176). * * Counterpart to Solidity's `uint176` operator. * * Requirements: * * - input must fit into 176 bits */ function toUint176(uint256 value) internal pure returns (uint176) { if (value > type(uint176).max) { revert SafeCastOverflowedUintDowncast(176, value); } return uint176(value); } /** * @dev Returns the downcasted uint168 from uint256, reverting on * overflow (when the input is greater than largest uint168). * * Counterpart to Solidity's `uint168` operator. * * Requirements: * * - input must fit into 168 bits */ function toUint168(uint256 value) internal pure returns (uint168) { if (value > type(uint168).max) { revert SafeCastOverflowedUintDowncast(168, value); } return uint168(value); } /** * @dev Returns the downcasted uint160 from uint256, reverting on * overflow (when the input is greater than largest uint160). * * Counterpart to Solidity's `uint160` operator. * * Requirements: * * - input must fit into 160 bits */ function toUint160(uint256 value) internal pure returns (uint160) { if (value > type(uint160).max) { revert SafeCastOverflowedUintDowncast(160, value); } return uint160(value); } /** * @dev Returns the downcasted uint152 from uint256, reverting on * overflow (when the input is greater than largest uint152). * * Counterpart to Solidity's `uint152` operator. * * Requirements: * * - input must fit into 152 bits */ function toUint152(uint256 value) internal pure returns (uint152) { if (value > type(uint152).max) { revert SafeCastOverflowedUintDowncast(152, value); } return uint152(value); } /** * @dev Returns the downcasted uint144 from uint256, reverting on * overflow (when the input is greater than largest uint144). * * Counterpart to Solidity's `uint144` operator. * * Requirements: * * - input must fit into 144 bits */ function toUint144(uint256 value) internal pure returns (uint144) { if (value > type(uint144).max) { revert SafeCastOverflowedUintDowncast(144, value); } return uint144(value); } /** * @dev Returns the downcasted uint136 from uint256, reverting on * overflow (when the input is greater than largest uint136). * * Counterpart to Solidity's `uint136` operator. * * Requirements: * * - input must fit into 136 bits */ function toUint136(uint256 value) internal pure returns (uint136) { if (value > type(uint136).max) { revert SafeCastOverflowedUintDowncast(136, value); } return uint136(value); } /** * @dev Returns the downcasted uint128 from uint256, reverting on * overflow (when the input is greater than largest uint128). * * Counterpart to Solidity's `uint128` operator. * * Requirements: * * - input must fit into 128 bits */ function toUint128(uint256 value) internal pure returns (uint128) { if (value > type(uint128).max) { revert SafeCastOverflowedUintDowncast(128, value); } return uint128(value); } /** * @dev Returns the downcasted uint120 from uint256, reverting on * overflow (when the input is greater than largest uint120). * * Counterpart to Solidity's `uint120` operator. * * Requirements: * * - input must fit into 120 bits */ function toUint120(uint256 value) internal pure returns (uint120) { if (value > type(uint120).max) { revert SafeCastOverflowedUintDowncast(120, value); } return uint120(value); } /** * @dev Returns the downcasted uint112 from uint256, reverting on * overflow (when the input is greater than largest uint112). * * Counterpart to Solidity's `uint112` operator. * * Requirements: * * - input must fit into 112 bits */ function toUint112(uint256 value) internal pure returns (uint112) { if (value > type(uint112).max) { revert SafeCastOverflowedUintDowncast(112, value); } return uint112(value); } /** * @dev Returns the downcasted uint104 from uint256, reverting on * overflow (when the input is greater than largest uint104). * * Counterpart to Solidity's `uint104` operator. * * Requirements: * * - input must fit into 104 bits */ function toUint104(uint256 value) internal pure returns (uint104) { if (value > type(uint104).max) { revert SafeCastOverflowedUintDowncast(104, value); } return uint104(value); } /** * @dev Returns the downcasted uint96 from uint256, reverting on * overflow (when the input is greater than largest uint96). * * Counterpart to Solidity's `uint96` operator. * * Requirements: * * - input must fit into 96 bits */ function toUint96(uint256 value) internal pure returns (uint96) { if (value > type(uint96).max) { revert SafeCastOverflowedUintDowncast(96, value); } return uint96(value); } /** * @dev Returns the downcasted uint88 from uint256, reverting on * overflow (when the input is greater than largest uint88). * * Counterpart to Solidity's `uint88` operator. * * Requirements: * * - input must fit into 88 bits */ function toUint88(uint256 value) internal pure returns (uint88) { if (value > type(uint88).max) { revert SafeCastOverflowedUintDowncast(88, value); } return uint88(value); } /** * @dev Returns the downcasted uint80 from uint256, reverting on * overflow (when the input is greater than largest uint80). * * Counterpart to Solidity's `uint80` operator. * * Requirements: * * - input must fit into 80 bits */ function toUint80(uint256 value) internal pure returns (uint80) { if (value > type(uint80).max) { revert SafeCastOverflowedUintDowncast(80, value); } return uint80(value); } /** * @dev Returns the downcasted uint72 from uint256, reverting on * overflow (when the input is greater than largest uint72). * * Counterpart to Solidity's `uint72` operator. * * Requirements: * * - input must fit into 72 bits */ function toUint72(uint256 value) internal pure returns (uint72) { if (value > type(uint72).max) { revert SafeCastOverflowedUintDowncast(72, value); } return uint72(value); } /** * @dev Returns the downcasted uint64 from uint256, reverting on * overflow (when the input is greater than largest uint64). * * Counterpart to Solidity's `uint64` operator. * * Requirements: * * - input must fit into 64 bits */ function toUint64(uint256 value) internal pure returns (uint64) { if (value > type(uint64).max) { revert SafeCastOverflowedUintDowncast(64, value); } return uint64(value); } /** * @dev Returns the downcasted uint56 from uint256, reverting on * overflow (when the input is greater than largest uint56). * * Counterpart to Solidity's `uint56` operator. * * Requirements: * * - input must fit into 56 bits */ function toUint56(uint256 value) internal pure returns (uint56) { if (value > type(uint56).max) { revert SafeCastOverflowedUintDowncast(56, value); } return uint56(value); } /** * @dev Returns the downcasted uint48 from uint256, reverting on * overflow (when the input is greater than largest uint48). * * Counterpart to Solidity's `uint48` operator. * * Requirements: * * - input must fit into 48 bits */ function toUint48(uint256 value) internal pure returns (uint48) { if (value > type(uint48).max) { revert SafeCastOverflowedUintDowncast(48, value); } return uint48(value); } /** * @dev Returns the downcasted uint40 from uint256, reverting on * overflow (when the input is greater than largest uint40). * * Counterpart to Solidity's `uint40` operator. * * Requirements: * * - input must fit into 40 bits */ function toUint40(uint256 value) internal pure returns (uint40) { if (value > type(uint40).max) { revert SafeCastOverflowedUintDowncast(40, value); } return uint40(value); } /** * @dev Returns the downcasted uint32 from uint256, reverting on * overflow (when the input is greater than largest uint32). * * Counterpart to Solidity's `uint32` operator. * * Requirements: * * - input must fit into 32 bits */ function toUint32(uint256 value) internal pure returns (uint32) { if (value > type(uint32).max) { revert SafeCastOverflowedUintDowncast(32, value); } return uint32(value); } /** * @dev Returns the downcasted uint24 from uint256, reverting on * overflow (when the input is greater than largest uint24). * * Counterpart to Solidity's `uint24` operator. * * Requirements: * * - input must fit into 24 bits */ function toUint24(uint256 value) internal pure returns (uint24) { if (value > type(uint24).max) { revert SafeCastOverflowedUintDowncast(24, value); } return uint24(value); } /** * @dev Returns the downcasted uint16 from uint256, reverting on * overflow (when the input is greater than largest uint16). * * Counterpart to Solidity's `uint16` operator. * * Requirements: * * - input must fit into 16 bits */ function toUint16(uint256 value) internal pure returns (uint16) { if (value > type(uint16).max) { revert SafeCastOverflowedUintDowncast(16, value); } return uint16(value); } /** * @dev Returns the downcasted uint8 from uint256, reverting on * overflow (when the input is greater than largest uint8). * * Counterpart to Solidity's `uint8` operator. * * Requirements: * * - input must fit into 8 bits */ function toUint8(uint256 value) internal pure returns (uint8) { if (value > type(uint8).max) { revert SafeCastOverflowedUintDowncast(8, value); } return uint8(value); } /** * @dev Converts a signed int256 into an unsigned uint256. * * Requirements: * * - input must be greater than or equal to 0. */ function toUint256(int256 value) internal pure returns (uint256) { if (value < 0) { revert SafeCastOverflowedIntToUint(value); } return uint256(value); } /** * @dev Returns the downcasted int248 from int256, reverting on * overflow (when the input is less than smallest int248 or * greater than largest int248). * * Counterpart to Solidity's `int248` operator. * * Requirements: * * - input must fit into 248 bits */ function toInt248(int256 value) internal pure returns (int248 downcasted) { downcasted = int248(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(248, value); } } /** * @dev Returns the downcasted int240 from int256, reverting on * overflow (when the input is less than smallest int240 or * greater than largest int240). * * Counterpart to Solidity's `int240` operator. * * Requirements: * * - input must fit into 240 bits */ function toInt240(int256 value) internal pure returns (int240 downcasted) { downcasted = int240(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(240, value); } } /** * @dev Returns the downcasted int232 from int256, reverting on * overflow (when the input is less than smallest int232 or * greater than largest int232). * * Counterpart to Solidity's `int232` operator. * * Requirements: * * - input must fit into 232 bits */ function toInt232(int256 value) internal pure returns (int232 downcasted) { downcasted = int232(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(232, value); } } /** * @dev Returns the downcasted int224 from int256, reverting on * overflow (when the input is less than smallest int224 or * greater than largest int224). * * Counterpart to Solidity's `int224` operator. * * Requirements: * * - input must fit into 224 bits */ function toInt224(int256 value) internal pure returns (int224 downcasted) { downcasted = int224(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(224, value); } } /** * @dev Returns the downcasted int216 from int256, reverting on * overflow (when the input is less than smallest int216 or * greater than largest int216). * * Counterpart to Solidity's `int216` operator. * * Requirements: * * - input must fit into 216 bits */ function toInt216(int256 value) internal pure returns (int216 downcasted) { downcasted = int216(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(216, value); } } /** * @dev Returns the downcasted int208 from int256, reverting on * overflow (when the input is less than smallest int208 or * greater than largest int208). * * Counterpart to Solidity's `int208` operator. * * Requirements: * * - input must fit into 208 bits */ function toInt208(int256 value) internal pure returns (int208 downcasted) { downcasted = int208(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(208, value); } } /** * @dev Returns the downcasted int200 from int256, reverting on * overflow (when the input is less than smallest int200 or * greater than largest int200). * * Counterpart to Solidity's `int200` operator. * * Requirements: * * - input must fit into 200 bits */ function toInt200(int256 value) internal pure returns (int200 downcasted) { downcasted = int200(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(200, value); } } /** * @dev Returns the downcasted int192 from int256, reverting on * overflow (when the input is less than smallest int192 or * greater than largest int192). * * Counterpart to Solidity's `int192` operator. * * Requirements: * * - input must fit into 192 bits */ function toInt192(int256 value) internal pure returns (int192 downcasted) { downcasted = int192(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(192, value); } } /** * @dev Returns the downcasted int184 from int256, reverting on * overflow (when the input is less than smallest int184 or * greater than largest int184). * * Counterpart to Solidity's `int184` operator. * * Requirements: * * - input must fit into 184 bits */ function toInt184(int256 value) internal pure returns (int184 downcasted) { downcasted = int184(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(184, value); } } /** * @dev Returns the downcasted int176 from int256, reverting on * overflow (when the input is less than smallest int176 or * greater than largest int176). * * Counterpart to Solidity's `int176` operator. * * Requirements: * * - input must fit into 176 bits */ function toInt176(int256 value) internal pure returns (int176 downcasted) { downcasted = int176(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(176, value); } } /** * @dev Returns the downcasted int168 from int256, reverting on * overflow (when the input is less than smallest int168 or * greater than largest int168). * * Counterpart to Solidity's `int168` operator. * * Requirements: * * - input must fit into 168 bits */ function toInt168(int256 value) internal pure returns (int168 downcasted) { downcasted = int168(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(168, value); } } /** * @dev Returns the downcasted int160 from int256, reverting on * overflow (when the input is less than smallest int160 or * greater than largest int160). * * Counterpart to Solidity's `int160` operator. * * Requirements: * * - input must fit into 160 bits */ function toInt160(int256 value) internal pure returns (int160 downcasted) { downcasted = int160(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(160, value); } } /** * @dev Returns the downcasted int152 from int256, reverting on * overflow (when the input is less than smallest int152 or * greater than largest int152). * * Counterpart to Solidity's `int152` operator. * * Requirements: * * - input must fit into 152 bits */ function toInt152(int256 value) internal pure returns (int152 downcasted) { downcasted = int152(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(152, value); } } /** * @dev Returns the downcasted int144 from int256, reverting on * overflow (when the input is less than smallest int144 or * greater than largest int144). * * Counterpart to Solidity's `int144` operator. * * Requirements: * * - input must fit into 144 bits */ function toInt144(int256 value) internal pure returns (int144 downcasted) { downcasted = int144(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(144, value); } } /** * @dev Returns the downcasted int136 from int256, reverting on * overflow (when the input is less than smallest int136 or * greater than largest int136). * * Counterpart to Solidity's `int136` operator. * * Requirements: * * - input must fit into 136 bits */ function toInt136(int256 value) internal pure returns (int136 downcasted) { downcasted = int136(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(136, value); } } /** * @dev Returns the downcasted int128 from int256, reverting on * overflow (when the input is less than smallest int128 or * greater than largest int128). * * Counterpart to Solidity's `int128` operator. * * Requirements: * * - input must fit into 128 bits */ function toInt128(int256 value) internal pure returns (int128 downcasted) { downcasted = int128(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(128, value); } } /** * @dev Returns the downcasted int120 from int256, reverting on * overflow (when the input is less than smallest int120 or * greater than largest int120). * * Counterpart to Solidity's `int120` operator. * * Requirements: * * - input must fit into 120 bits */ function toInt120(int256 value) internal pure returns (int120 downcasted) { downcasted = int120(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(120, value); } } /** * @dev Returns the downcasted int112 from int256, reverting on * overflow (when the input is less than smallest int112 or * greater than largest int112). * * Counterpart to Solidity's `int112` operator. * * Requirements: * * - input must fit into 112 bits */ function toInt112(int256 value) internal pure returns (int112 downcasted) { downcasted = int112(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(112, value); } } /** * @dev Returns the downcasted int104 from int256, reverting on * overflow (when the input is less than smallest int104 or * greater than largest int104). * * Counterpart to Solidity's `int104` operator. * * Requirements: * * - input must fit into 104 bits */ function toInt104(int256 value) internal pure returns (int104 downcasted) { downcasted = int104(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(104, value); } } /** * @dev Returns the downcasted int96 from int256, reverting on * overflow (when the input is less than smallest int96 or * greater than largest int96). * * Counterpart to Solidity's `int96` operator. * * Requirements: * * - input must fit into 96 bits */ function toInt96(int256 value) internal pure returns (int96 downcasted) { downcasted = int96(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(96, value); } } /** * @dev Returns the downcasted int88 from int256, reverting on * overflow (when the input is less than smallest int88 or * greater than largest int88). * * Counterpart to Solidity's `int88` operator. * * Requirements: * * - input must fit into 88 bits */ function toInt88(int256 value) internal pure returns (int88 downcasted) { downcasted = int88(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(88, value); } } /** * @dev Returns the downcasted int80 from int256, reverting on * overflow (when the input is less than smallest int80 or * greater than largest int80). * * Counterpart to Solidity's `int80` operator. * * Requirements: * * - input must fit into 80 bits */ function toInt80(int256 value) internal pure returns (int80 downcasted) { downcasted = int80(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(80, value); } } /** * @dev Returns the downcasted int72 from int256, reverting on * overflow (when the input is less than smallest int72 or * greater than largest int72). * * Counterpart to Solidity's `int72` operator. * * Requirements: * * - input must fit into 72 bits */ function toInt72(int256 value) internal pure returns (int72 downcasted) { downcasted = int72(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(72, value); } } /** * @dev Returns the downcasted int64 from int256, reverting on * overflow (when the input is less than smallest int64 or * greater than largest int64). * * Counterpart to Solidity's `int64` operator. * * Requirements: * * - input must fit into 64 bits */ function toInt64(int256 value) internal pure returns (int64 downcasted) { downcasted = int64(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(64, value); } } /** * @dev Returns the downcasted int56 from int256, reverting on * overflow (when the input is less than smallest int56 or * greater than largest int56). * * Counterpart to Solidity's `int56` operator. * * Requirements: * * - input must fit into 56 bits */ function toInt56(int256 value) internal pure returns (int56 downcasted) { downcasted = int56(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(56, value); } } /** * @dev Returns the downcasted int48 from int256, reverting on * overflow (when the input is less than smallest int48 or * greater than largest int48). * * Counterpart to Solidity's `int48` operator. * * Requirements: * * - input must fit into 48 bits */ function toInt48(int256 value) internal pure returns (int48 downcasted) { downcasted = int48(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(48, value); } } /** * @dev Returns the downcasted int40 from int256, reverting on * overflow (when the input is less than smallest int40 or * greater than largest int40). * * Counterpart to Solidity's `int40` operator. * * Requirements: * * - input must fit into 40 bits */ function toInt40(int256 value) internal pure returns (int40 downcasted) { downcasted = int40(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(40, value); } } /** * @dev Returns the downcasted int32 from int256, reverting on * overflow (when the input is less than smallest int32 or * greater than largest int32). * * Counterpart to Solidity's `int32` operator. * * Requirements: * * - input must fit into 32 bits */ function toInt32(int256 value) internal pure returns (int32 downcasted) { downcasted = int32(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(32, value); } } /** * @dev Returns the downcasted int24 from int256, reverting on * overflow (when the input is less than smallest int24 or * greater than largest int24). * * Counterpart to Solidity's `int24` operator. * * Requirements: * * - input must fit into 24 bits */ function toInt24(int256 value) internal pure returns (int24 downcasted) { downcasted = int24(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(24, value); } } /** * @dev Returns the downcasted int16 from int256, reverting on * overflow (when the input is less than smallest int16 or * greater than largest int16). * * Counterpart to Solidity's `int16` operator. * * Requirements: * * - input must fit into 16 bits */ function toInt16(int256 value) internal pure returns (int16 downcasted) { downcasted = int16(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(16, value); } } /** * @dev Returns the downcasted int8 from int256, reverting on * overflow (when the input is less than smallest int8 or * greater than largest int8). * * Counterpart to Solidity's `int8` operator. * * Requirements: * * - input must fit into 8 bits */ function toInt8(int256 value) internal pure returns (int8 downcasted) { downcasted = int8(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(8, value); } } /** * @dev Converts an unsigned uint256 into a signed int256. * * Requirements: * * - input must be less than or equal to maxInt256. */ function toInt256(uint256 value) internal pure returns (int256) { // Note: Unsafe cast below is okay because `type(int256).max` is guaranteed to be positive if (value > uint256(type(int256).max)) { revert SafeCastOverflowedUintToInt(value); } return int256(value); } }
@openzeppelin/contracts/proxy/ERC1967/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(); } } }
contracts/QuorumUpgradeable.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {BlacklistableUpgradeable} from "./BlacklistableUpgradeable.sol"; import {RoleConstant} from "./utils/RoleConstant.sol"; /** * @title QuorumUpgradeable * @dev Quorum for contract upgrade */ abstract contract QuorumUpgradeable is BlacklistableUpgradeable { struct Request { address requester; address newImplementationAddress; bool quorumReached; uint numConfirmationsRequired; address[] confirmers; } /// @custom:storage-location erc7201:QuorumStorage struct QuorumStorage { Request _request; } bytes32 private constant QuorumStorageLocation = 0xa451f11aae952721404fbdb186048e0939df0f413489797f65f9f426d682b100; function _getQuorumStorageLocation() private pure returns (QuorumStorage storage $) { assembly { $.slot := QuorumStorageLocation } } /** * @dev Emitted when upgrade request is submitted */ event SubmitUpgradeRequest(address indexed _reviewer); /** * @dev Emitted when upgrade request is confirmed */ event ConfirmUpgradeRequest(address indexed _reviewer); /** * @dev Emitted when upgrade request is revoked */ event RevokeUpgradeRequest(address indexed _reviewer); /** * @dev Emitted when quorum is reached */ event QuorumReached(); /** * @dev Modifier to make function callable when request exists to confirm */ modifier RequestExists() { QuorumStorage storage $ = _getQuorumStorageLocation(); if ($._request.requester == address(0)) revert RequestNotExists(); _; } /** * @dev Modifier to make function callable when request is not yet confirmed by _reviewer */ modifier notConfirmed(address _reviewer) { QuorumStorage storage $ = _getQuorumStorageLocation(); if (hasConfirmed(_reviewer)) revert RequestAlreadyConfirmed(_reviewer); _; } /** * @dev Modifier to make function callable when request has been confirmed by _reviewer */ modifier alreadyConfirmed(address _reviewer) { QuorumStorage storage $ = _getQuorumStorageLocation(); if (!hasConfirmed(_reviewer)) revert RequestNotConfirmed(_reviewer); _; } /** * @dev Modifier to make function callable when requirements are valid */ modifier validRequirement(uint _numConfirmationsRequired) { QuorumStorage storage $ = _getQuorumStorageLocation(); uint _reviewerCount = getRoleMemberCount(RoleConstant.REVIEWERS_ROLE); if ( !(_reviewerCount != 0 && _numConfirmationsRequired != 0 && _numConfirmationsRequired <= _reviewerCount && _numConfirmationsRequired > _reviewerCount / 2) ) revert NotValidRequirements(); _; } /** * @dev Modifier to make function callable when quorums are met */ modifier quorumSatisfied() { QuorumStorage storage $ = _getQuorumStorageLocation(); if (!$._request.quorumReached) revert NotSatisfied(); _; } /** * @dev Modifier to check implementation address is correct */ modifier checkImplementation(address newImplementation) { QuorumStorage storage $ = _getQuorumStorageLocation(); if (newImplementation != $._request.newImplementationAddress) revert ImplementationNotMatched( newImplementation, $._request.newImplementationAddress ); _; } /** * @dev The operation failed because implementation address suggested does not match with the one in request */ error ImplementationNotMatched( address newImplementation, address newImplementationRequest ); /** * @dev The operation failed because sender is not reviewer */ error NotReviewer(address _caller); /** * @dev The operation failed because request does not exists */ error RequestNotExists(); /** * @dev The operation failed because quorum has been reached */ error QuorumAlreadyReached(); /** * @dev The operation failed because request has been already confirmed by _reviewer */ error RequestAlreadyConfirmed(address _reviewer); /** * @dev The operation failed because request has been not confirmed by _reviewer */ error RequestNotConfirmed(address _reviewer); /** * @dev The operation failed because one of the following reason: * - _reviewerCount == 0 * - _numConfirmationsRequired == 0 * - _numConfirmationsRequired > _reviewerCount * - _numConfirmationsRequired <= _reviewerCount / 2 */ error NotValidRequirements(); /** * @dev The operation failed because quorum is not met */ error NotSatisfied(); /** * @dev initialize quorum contract */ function __Quorum_init() internal onlyInitializing {} /** * @dev submit upgrade request. Previous request will be overriden. * @param _numConfirmationsRequired - number of quorum */ function submitUpgradeRequest( address newImplementationAddress, uint _numConfirmationsRequired ) external onlyRole(RoleConstant.UPGRADE_ADMIN_ROLE) validRequirement(_numConfirmationsRequired) nonZA(newImplementationAddress) { QuorumStorage storage $ = _getQuorumStorageLocation(); $._request = Request({ requester: msg.sender, newImplementationAddress: newImplementationAddress, quorumReached: false, numConfirmationsRequired: _numConfirmationsRequired, confirmers: new address[](0) }); emit SubmitUpgradeRequest(msg.sender); } /** * @dev confirm upgrade request */ function confirmUpgradeRequest() external onlyRole(RoleConstant.REVIEWERS_ROLE) RequestExists notConfirmed(msg.sender) { QuorumStorage storage $ = _getQuorumStorageLocation(); $._request.confirmers.push(msg.sender); emit ConfirmUpgradeRequest(msg.sender); if (_checkQuorum()) { $._request.quorumReached = true; emit QuorumReached(); } } /** * @dev revoke upgrade request */ function revokeUpgradeRequest() external onlyRole(RoleConstant.REVIEWERS_ROLE) RequestExists alreadyConfirmed(msg.sender) { QuorumStorage storage $ = _getQuorumStorageLocation(); if ( $._request.quorumReached && $._request.confirmers.length == $._request.numConfirmationsRequired ) { $._request.quorumReached = false; } deleteArrayElement($._request.confirmers, msg.sender); emit RevokeUpgradeRequest(msg.sender); } /** * @dev check quorum is reached or not */ function _checkQuorum() private view returns (bool) { QuorumStorage storage $ = _getQuorumStorageLocation(); return ($._request.confirmers.length >= $._request.numConfirmationsRequired); } /** * @dev return current status of request */ function getUpgradeRequest() external view returns ( address requester, address newImplementationAddress, bool quorumReached, uint numConfirmationsRequired, address[] memory confirmers ) { QuorumStorage storage $ = _getQuorumStorageLocation(); Request storage request = $._request; return ( request.requester, request.newImplementationAddress, request.quorumReached, request.numConfirmationsRequired, request.confirmers ); } // Helper functions function _clearRequest() internal { QuorumStorage storage $ = _getQuorumStorageLocation(); $._request = Request({ requester: address(0), newImplementationAddress: address(0), quorumReached: false, numConfirmationsRequired: 0, confirmers: new address[](0) }); } function hasConfirmed(address _reviewer) private view returns (bool) { QuorumStorage storage $ = _getQuorumStorageLocation(); for (uint i = 0; i < $._request.confirmers.length; i++) { if ($._request.confirmers[i] == _reviewer) { return true; } } return false; } function deleteArrayElement( address[] storage array, address target ) private { for (uint i = 0; i < array.length; i++) { if (array[i] == target) { if (i != array.length - 1) { array[i] = array[array.length - 1]; } array.pop(); return; } } } }
@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Context.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @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 ContextUpgradeable is Initializable { function __Context_init() internal onlyInitializing { } function __Context_init_unchained() internal onlyInitializing { } function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
contracts-exposed/AccessControlDefaultAdminRulesUpgradeable.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; import "../contracts/utils/RoleConstant.sol"; contract $AccessControlDefaultAdminRulesUpgradeable is AccessControlDefaultAdminRulesUpgradeable { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); constructor() payable { } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts/utils/math/Math.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/math/Math.sol) pragma solidity ^0.8.20; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { /** * @dev Muldiv operation overflow. */ error MathOverflowedMulDiv(); enum Rounding { Floor, // Toward negative infinity Ceil, // Toward positive infinity Trunc, // Toward zero Expand // Away from zero } /** * @dev Returns the addition of two unsigned integers, with an overflow flag. */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an overflow flag. */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds towards infinity instead * of rounding towards zero. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { if (b == 0) { // Guarantee the same behavior as in a regular Solidity division. return a / b; } // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or * denominator == 0. * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) with further edits by * Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0 = x * y; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. if (denominator <= prod1) { revert MathOverflowedMulDiv(); } /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. // Always >= 1. See https://cs.stackexchange.com/q/138556/92363. uint256 twos = denominator & (0 - denominator); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also // works in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded * towards zero. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (unsignedRoundsUp(rounding) && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (unsignedRoundsUp(rounding) && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (unsignedRoundsUp(rounding) && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256 of a positive value rounded towards zero. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (unsignedRoundsUp(rounding) && 1 << (result << 3) < value ? 1 : 0); } } /** * @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers. */ function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) { return uint8(rounding) % 2 == 1; } }
contracts/token/HexWrappedToken.sol
//SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {ERC20PermitWithRolesUpgradeable} from "../ERC20PermitWithRolesUpgradeable.sol"; import {RoleConstant} from "../utils/RoleConstant.sol"; import {QuorumUpgradeable} from "../QuorumUpgradeable.sol"; /** * @title ERC20 Upgradable token with the name 'HexWrappedToken' */ abstract contract HexWrappedToken is ERC20PermitWithRolesUpgradeable { /** * @dev Initializing the ERC20, setting name,decimals and symbol; * - Setting role admin as DEFAULT_ADMIN_ROLE * @param _owner initial owner * @param _name name * @param _symbol symbol * @param _decimals decimal */ function __HexWrappedToken_init( address _owner, string memory _name, string memory _symbol, uint8 _decimals ) internal onlyInitializing { __AccessControlDefaultAdminRules_init(_owner); __Blacklistable_init(); __Quorum_init(); __ERC20PermitWithRoles_init(_name, _symbol, _decimals); __AccessControl_init(); } }
@openzeppelin/contracts/utils/math/SignedMath.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.20; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
@openzeppelin/contracts/utils/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(); } } }
contracts/BlacklistableUpgradeable.sol
//SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {AccessControlDefaultAdminRulesUpgradeable} from "./AccessControlDefaultAdminRulesUpgradeable.sol"; import {Context} from "./utils/Context.sol"; import {RoleConstant} from "./utils/RoleConstant.sol"; /** * @title BlacklistableStorage * @dev Allows users to be blacklisted by BLACKLISTER_ROLE */ abstract contract BlacklistableUpgradeable is AccessControlDefaultAdminRulesUpgradeable, Context { /// @custom:storage-location erc7201:BlacklistableStorage struct BlacklistableStorage { mapping(address => bool) _blacklisted; } // keccak256(abi.encode(uint256(keccak256("storage.blacklistable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant BlacklistableStorageLocation = 0x7b8c66b06ab2a5b9694594d3e1497062eaf332a02e6508b6950edd463f4bb000; function _getBlacklistableStorageLocation() private pure returns (BlacklistableStorage storage $) { assembly { $.slot := BlacklistableStorageLocation } } /** * @dev Emitted when the user is blacklisted */ event AddedBlacklist(address user); /** * @dev Emitted when the user is removed from blacklist */ event RemovedBlacklist(address user); /** * @dev Modifier to prevent blacklisting the contract */ modifier notBlacklistThisContract(address addr) { if (addr == address(this)) revert BlacklistNotAllowed(); _; } /** * @dev Modifier to prevent blacklisting the owner and role addresses */ modifier notBlacklistMembers(address addr) { if (addr == owner()) revert BlacklistNotAllowed(); if ( hasRole(RoleConstant.MINTER_ROLE, addr) || hasRole(RoleConstant.BURNER_ROLE, addr) || hasRole(RoleConstant.BLACKLISTER_ROLE, addr) || hasRole(RoleConstant.MERCHANTS_ROLE, addr) || hasRole(RoleConstant.REVIEWERS_ROLE, addr) || hasRole(RoleConstant.UPGRADE_ADMIN_ROLE, addr) ) revert BlacklistNotAllowed(); _; } /** * @dev Modifier to make a function callable only when the user is not blacklisted. */ modifier whenNotBlacklisted(address user) { BlacklistableStorage storage $ = _getBlacklistableStorageLocation(); if ($._blacklisted[user]) revert AlreadyBlacklisted(user); _; } /** * @dev Modifier to make a function callable only when the user is already blacklisted. */ modifier whenBlacklisted(address user) { BlacklistableStorage storage $ = _getBlacklistableStorageLocation(); if (!$._blacklisted[user]) revert NotBlacklisted(user); _; } /** * @dev The operation failed because the address is already blacklisted */ error AlreadyBlacklisted(address sender); /** * @dev The operation failed because the address is not blacklisted */ error NotBlacklisted(address sender); /** * @dev The operation failed because the contract itself and owner cannot be blacklisted */ error BlacklistNotAllowed(); /** * @dev initialize blacklistable */ function __Blacklistable_init() internal onlyInitializing {} /** * @notice Remove a blacklisted user * @param user - The address of the user to be removed from blacklist */ function removeBlacklist( address user ) external onlyRole(RoleConstant.BLACKLISTER_ROLE) nonZA(user) whenBlacklisted(user) { BlacklistableStorage storage $ = _getBlacklistableStorageLocation(); $._blacklisted[user] = false; emit RemovedBlacklist(user); } /** * @notice Add the user in blacklist * @param user - The address of the user to be added in blakclist */ function addBlacklist( address user ) external onlyRole(RoleConstant.BLACKLISTER_ROLE) nonZA(user) whenNotBlacklisted(user) notBlacklistThisContract(user) notBlacklistMembers(user) { BlacklistableStorage storage $ = _getBlacklistableStorageLocation(); $._blacklisted[user] = true; emit AddedBlacklist(user); } /** * @notice Function for check the blacklist status of the user: * @param user - Address of the user * @return - Boolean value if it's blacklisted or not */ function isBlacklisted(address user) external view returns (bool) { BlacklistableStorage storage $ = _getBlacklistableStorageLocation(); return $._blacklisted[user]; } }
contracts/utils/RoleConstant.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; library RoleConstant { /** * @dev hashed role string * MINTER_ROLE: 0x9f2df0fed2c77648de5860a4cc508cd0818c85b8b8a1ab4ceeef8d981c8956a6 * BURNER_ROLE: 0x3c11d16cbaffd01df69ce1c404f6340ee057498f5f00246190ea54220576a848 * BLACKLISTER_ROLE: 0x98db8a220cd0f09badce9f22d0ba7e93edb3d404448cc3560d391ab096ad16e9 * MERCHANTS_ROLE: 0xb2b5b7f126fca9c90fed6ed9b87fe3805da60c5b8555ed91e6723b29ec089beb * REVIWERES_ROLE: 0x0af5a654c3633c3ee828a4c4d45787675025690e4f9043a1f35d9c8fa4725e08 * UPGRADE_ADMIN_ROLE: 0xf5e41b69db3149675767a8769b58cb4060b90e5e3d4bab8b1c958708ed9c9259 */ bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE"); bytes32 public constant BURNER_ROLE = keccak256("BURNER_ROLE"); bytes32 public constant BLACKLISTER_ROLE = keccak256("BLACKLISTER_ROLE"); bytes32 public constant MERCHANTS_ROLE = keccak256("MERCHANTS_ROLE"); bytes32 public constant REVIEWERS_ROLE = keccak256("REVIEWERS_ROLE"); bytes32 public constant UPGRADE_ADMIN_ROLE = keccak256("UPGRADE_ADMIN_ROLE"); }
contracts/ERC20PermitWithRolesUpgradeable.sol
//SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {ERC20PermitUpgradeable} from "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol"; import {QuorumUpgradeable} from "./QuorumUpgradeable.sol"; import {RoleConstant} from "./utils/RoleConstant.sol"; /** * @title ERC20PermitWithRolesUpgradeable * @dev ERC20 implementation with permit */ abstract contract ERC20PermitWithRolesUpgradeable is ERC20PermitUpgradeable, QuorumUpgradeable { /// @custom:storage-location erc7201:ERC20PermitWithRolesStorage struct ERC20PermitWithRolesStorage { uint8 __decimals; } // keccak256(abi.encode(uint256(keccak256("storage.erc20permitwithroles")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant ERC20PermitWithRolesStorageLocation = 0xca9f925fef3dbb774d38900628aeb2aadd15cbcc97f7235c0c6e551c90fc5a00; function _getERC20PermitWithRolesStorageLocation() private pure returns (ERC20PermitWithRolesStorage storage $) { assembly { $.slot := ERC20PermitWithRolesStorageLocation } } /** * @dev Emitted when the token is retrieved from contract */ event TokenRetrieved(); /** * @dev initialize ercpermitwithroles * - Setting and saving the token name, symbol and decimals * - Initializes the {EIP712} domain separator using the `name` parameter, and setting `version` to `"1"`. * @param _name name * @param _symbol symbol * @param _decimals decimal */ function __ERC20PermitWithRoles_init( string memory _name, string memory _symbol, uint8 _decimals ) internal onlyInitializing { ERC20PermitWithRolesStorage storage $ = _getERC20PermitWithRolesStorageLocation(); __ERC20_init(_name, _symbol); __ERC20Permit_init(_name); $.__decimals = _decimals; } /** * @dev return decimals of the token */ function decimals() public view override returns (uint8) { ERC20PermitWithRolesStorage storage $ = _getERC20PermitWithRolesStorageLocation(); return $.__decimals; } /** * @dev control transfer of token from/to unblacklisted address * @param from Address * @param to Address where token are transferred to * @param value Number of tokens to be transferred */ function _update( address from, address to, uint256 value ) internal virtual override whenNotBlacklisted(from) whenNotBlacklisted(to) { super._update(from, to, value); } // TOKEN SUPPLY /** * @dev Mint a new amount of tokens for specific address * @param to Address for transfering tokens * @param amount Number of tokens to be minted */ function mint( address to, uint256 amount ) external onlyRole(RoleConstant.MINTER_ROLE) nonZA(to) nonZV(amount) whenNotBlacklisted(to) { _mint(to, amount); } /** * @dev Remove a certain amount of tokens from burner's balance. * @param amount Number of tokens to be burned */ function burn( uint256 amount ) external onlyRole(RoleConstant.BURNER_ROLE) nonZV(amount) { _burn(msg.sender, amount); } }
contracts/interface/IAccessControl.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; /** * @dev External interface of AccessControl declared to support ERC165 detection. * @dev Forked from https://github.com/OpenZeppelin/openzeppelin-contracts/blob/3e6c86392c97fbc30d3d20a378a6f58beba08eba/contracts/access/IAccessControl.sol * Changes: * 1. Add getRoleMemberCount() */ interface IAccessControl { /** * @dev The `account` is missing a role. */ error AccessControlUnauthorizedAccount(address account, bytes32 neededRole); /** * @dev The caller of a function is not the expected one. * * NOTE: Don't confuse with {AccessControlUnauthorizedAccount}. */ error AccessControlBadConfirmation(); /** * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole` * * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite * {RoleAdminChanged} not being emitted signaling this. */ event RoleAdminChanged( bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole ); /** * @dev Emitted when `account` is granted `role`. * * `sender` is the account that originated the contract call, an admin role * bearer except when using {AccessControl-_setupRole}. */ event RoleGranted( bytes32 indexed role, address indexed account, address indexed sender ); /** * @dev Emitted when `account` is revoked `role`. * * `sender` is the account that originated the contract call: * - if using `revokeRole`, it is the admin role bearer * - if using `renounceRole`, it is the role bearer (i.e. `account`) */ event RoleRevoked( bytes32 indexed role, address indexed account, address indexed sender ); /** * @dev Returns `true` if `account` has been granted `role`. */ function hasRole( bytes32 role, address account ) external view returns (bool); /** * @dev Returns the admin role that controls `role`. See {grantRole} and * {revokeRole}. * * To change a role's admin, use {AccessControl-_setRoleAdmin}. */ function getRoleAdmin(bytes32 role) external view returns (bytes32); /** * @dev Grants `role` to `account`. * * If `account` had not been already granted `role`, emits a {RoleGranted} * event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function grantRole(bytes32 role, address account) external; /** * @dev Revokes `role` from `account`. * * If `account` had been granted `role`, emits a {RoleRevoked} event. * * Requirements: * * - the caller must have ``role``'s admin role. */ function revokeRole(bytes32 role, address account) external; /** * @dev Revokes `role` from the calling account. * * Roles are often managed via {grantRole} and {revokeRole}: this function's * purpose is to provide a mechanism for accounts to lose their privileges * if they are compromised (such as when a trusted device is misplaced). * * If the calling account had been granted `role`, emits a {RoleRevoked} * event. * * Requirements: * * - the caller must be `callerConfirmation`. */ function renounceRole(bytes32 role, address callerConfirmation) external; /** * @dev Returns the number of accounts that have `role`. */ function getRoleMemberCount(bytes32 role) external view returns (uint256); }
contracts-exposed/QuorumUpgradeable.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../contracts/QuorumUpgradeable.sol"; import "../contracts/BlacklistableUpgradeable.sol"; import "../contracts/utils/Context.sol"; import "../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../contracts/utils/RoleConstant.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; contract $QuorumUpgradeable is QuorumUpgradeable { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); constructor() payable { } function $__Quorum_init() external { super.__Quorum_init(); } function $_clearRequest() external { super._clearRequest(); } function $__Blacklistable_init() external { super.__Blacklistable_init(); } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
contracts/interface/IAccessControlDefaultAdminRules.sol
// SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {IAccessControl} from "./IAccessControl.sol"; /** * @dev External interface of AccessControlDefaultAdminRules declared to support ERC165 detection. * @dev Forked from https://github.com/OpenZeppelin/openzeppelin-contracts/blob/3e6c86392c97fbc30d3d20a378a6f58beba08eba/contracts/access/extensions/IAccessControlDefaultAdminRules.sol * Changes: * 1. Remove AccessControlEnforcedDefaultAdminDelay error * 2. Remove acceptSchedule from event DefaultAdminTransferScheduled * 3. Remove DefaultAdminDelayChangeScheduled/DefaultAdminDelayChangeCanceled event * 5. Remove acceptSchedule from pendingDefaultAdmin function * 6. Remove defaultAdminDelay/pendingDefaultAdminDelay/changeDefaultAdminDelay/rollbackDefaultAdminDelay/defaultAdminDelayIncreaseWait function */ interface IAccessControlDefaultAdminRules is IAccessControl { /** * @dev The new default admin is not a valid default admin. */ error AccessControlInvalidDefaultAdmin(address defaultAdmin); /** * @dev At least one of the following rules was violated: * * - The `DEFAULT_ADMIN_ROLE` must only be managed by itself. * - The `DEFAULT_ADMIN_ROLE` must only be held by one account at the time. * - Any `DEFAULT_ADMIN_ROLE` transfer must be in two delayed steps. */ error AccessControlEnforcedDefaultAdminRules(); /** * @dev Emitted when a {defaultAdmin} transfer is started, setting `newAdmin` as the next * address to become the {defaultAdmin} by calling {acceptDefaultAdminTransfer} */ event DefaultAdminTransferScheduled(address indexed newAdmin); /** * @dev Emitted when a {pendingDefaultAdmin} is reset if it was never accepted */ event DefaultAdminTransferCanceled(); /** * @dev Returns the address of the current `DEFAULT_ADMIN_ROLE` holder. */ function defaultAdmin() external view returns (address); /** * @dev Returns `newAdmin` address * * `newAdmin` will be able to accept the {defaultAdmin} role * by calling {acceptDefaultAdminTransfer}, completing the role transfer. * * NOTE: A zero address `newAdmin` means that {defaultAdmin} is being renounced. */ function pendingDefaultAdmin() external view returns (address newAdmin); /** * @dev Starts a {defaultAdmin} transfer by setting a {pendingDefaultAdmin} * * Requirements: * * - Only can be called by the current {defaultAdmin}. * * Emits a DefaultAdminRoleChangeStarted event. */ function beginDefaultAdminTransfer(address newAdmin) external; /** * @dev Cancels a {defaultAdmin} transfer previously started with {beginDefaultAdminTransfer}. * * A {pendingDefaultAdmin} not yet accepted can also be cancelled with this function. * * Requirements: * * - Only can be called by the current {defaultAdmin}. * * May emit a DefaultAdminTransferCanceled event. */ function cancelDefaultAdminTransfer() external; /** * @dev Completes a {defaultAdmin} transfer previously started with {beginDefaultAdminTransfer}. * * After calling the function: * * - `DEFAULT_ADMIN_ROLE` should be granted to the caller. * - `DEFAULT_ADMIN_ROLE` should be revoked from the previous holder. * - {pendingDefaultAdmin} should be reset to zero values. * * Requirements: * * - Only can be called by the {pendingDefaultAdmin}'s `newAdmin`. */ function acceptDefaultAdminTransfer() external; }
contracts-exposed/ERC20PermitWithRolesUpgradeable.sol
// SPDX-License-Identifier: UNLICENSED pragma solidity >=0.6.0; import "../contracts/ERC20PermitWithRolesUpgradeable.sol"; import "../contracts/QuorumUpgradeable.sol"; import "../contracts/BlacklistableUpgradeable.sol"; import "../contracts/utils/Context.sol"; import "../contracts/AccessControlDefaultAdminRulesUpgradeable.sol"; import "../contracts/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol"; import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import "@openzeppelin/contracts/interfaces/IERC5313.sol"; import "../contracts/interface/IAccessControlDefaultAdminRules.sol"; import "../contracts/interface/IAccessControl.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/NoncesUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/utils/cryptography/EIP712Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/IERC5267.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol"; import "@openzeppelin/contracts/interfaces/draft-IERC6093.sol"; import "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../contracts/utils/RoleConstant.sol"; import "@openzeppelin/contracts/utils/math/SafeCast.sol"; import "@openzeppelin/contracts/utils/math/Math.sol"; import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/math/SignedMath.sol"; contract $ERC20PermitWithRolesUpgradeable is ERC20PermitWithRolesUpgradeable { bytes32 public constant __hh_exposed_bytecode_marker = "hardhat-exposed"; event return$_grantRole(bool ret0); event return$_revokeRole(bool ret0); event return$_useNonce(uint256 ret0); constructor() payable { } function $__ERC20PermitWithRoles_init(string calldata _name,string calldata _symbol,uint8 _decimals) external { super.__ERC20PermitWithRoles_init(_name,_symbol,_decimals); } function $_update(address from,address to,uint256 value) external { super._update(from,to,value); } function $__Quorum_init() external { super.__Quorum_init(); } function $_clearRequest() external { super._clearRequest(); } function $__Blacklistable_init() external { super.__Blacklistable_init(); } function $__AccessControlDefaultAdminRules_init(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init(initialDefaultAdmin); } function $__AccessControlDefaultAdminRules_init_unchained(address initialDefaultAdmin) external { super.__AccessControlDefaultAdminRules_init_unchained(initialDefaultAdmin); } function $_grantRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._grantRole(role,account); emit return$_grantRole(ret0); } function $_revokeRole(bytes32 role,address account) external returns (bool ret0) { (ret0) = super._revokeRole(role,account); emit return$_revokeRole(ret0); } function $_setRoleAdmin(bytes32 role,bytes32 adminRole) external { super._setRoleAdmin(role,adminRole); } function $_beginDefaultAdminTransfer(address newAdmin) external { super._beginDefaultAdminTransfer(newAdmin); } function $_cancelDefaultAdminTransfer() external { super._cancelDefaultAdminTransfer(); } function $_acceptDefaultAdminTransfer() external { super._acceptDefaultAdminTransfer(); } function $__AccessControl_init() external { super.__AccessControl_init(); } function $__AccessControl_init_unchained() external { super.__AccessControl_init_unchained(); } function $_checkRole(bytes32 role) external view { super._checkRole(role); } function $_checkRole(bytes32 role,address account) external view { super._checkRole(role,account); } function $__ERC165_init() external { super.__ERC165_init(); } function $__ERC165_init_unchained() external { super.__ERC165_init_unchained(); } function $__ERC20Permit_init(string calldata name) external { super.__ERC20Permit_init(name); } function $__ERC20Permit_init_unchained(string calldata arg0) external { super.__ERC20Permit_init_unchained(arg0); } function $__Nonces_init() external { super.__Nonces_init(); } function $__Nonces_init_unchained() external { super.__Nonces_init_unchained(); } function $_useNonce(address owner) external returns (uint256 ret0) { (ret0) = super._useNonce(owner); emit return$_useNonce(ret0); } function $_useCheckedNonce(address owner,uint256 nonce) external { super._useCheckedNonce(owner,nonce); } function $__EIP712_init(string calldata name,string calldata version) external { super.__EIP712_init(name,version); } function $__EIP712_init_unchained(string calldata name,string calldata version) external { super.__EIP712_init_unchained(name,version); } function $_domainSeparatorV4() external view returns (bytes32 ret0) { (ret0) = super._domainSeparatorV4(); } function $_hashTypedDataV4(bytes32 structHash) external view returns (bytes32 ret0) { (ret0) = super._hashTypedDataV4(structHash); } function $_EIP712Name() external view returns (string memory ret0) { (ret0) = super._EIP712Name(); } function $_EIP712Version() external view returns (string memory ret0) { (ret0) = super._EIP712Version(); } function $_EIP712NameHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712NameHash(); } function $_EIP712VersionHash() external view returns (bytes32 ret0) { (ret0) = super._EIP712VersionHash(); } function $__ERC20_init(string calldata name_,string calldata symbol_) external { super.__ERC20_init(name_,symbol_); } function $__ERC20_init_unchained(string calldata name_,string calldata symbol_) external { super.__ERC20_init_unchained(name_,symbol_); } function $_transfer(address from,address to,uint256 value) external { super._transfer(from,to,value); } function $_mint(address account,uint256 value) external { super._mint(account,value); } function $_burn(address account,uint256 value) external { super._burn(account,value); } function $_approve(address owner,address spender,uint256 value) external { super._approve(owner,spender,value); } function $_approve(address owner,address spender,uint256 value,bool emitEvent) external { super._approve(owner,spender,value,emitEvent); } function $_spendAllowance(address owner,address spender,uint256 value) external { super._spendAllowance(owner,spender,value); } function $__Context_init() external { super.__Context_init(); } function $__Context_init_unchained() external { super.__Context_init_unchained(); } function $_msgSender() external view returns (address ret0) { (ret0) = super._msgSender(); } function $_msgData() external view returns (bytes memory ret0) { (ret0) = super._msgData(); } function $_checkInitializing() external view { super._checkInitializing(); } function $_disableInitializers() external { super._disableInitializers(); } function $_getInitializedVersion() external view returns (uint64 ret0) { (ret0) = super._getInitializedVersion(); } function $_isInitializing() external view returns (bool ret0) { (ret0) = super._isInitializing(); } receive() external payable {} }
@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/ERC165.sol) pragma solidity ^0.8.20; import {IERC165} from "@openzeppelin/contracts/utils/introspection/IERC165.sol"; import {Initializable} from "../../proxy/utils/Initializable.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` */ abstract contract ERC165Upgradeable is Initializable, IERC165 { function __ERC165_init() internal onlyInitializing { } function __ERC165_init_unchained() internal onlyInitializing { } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
@openzeppelin/contracts/proxy/beacon/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); }
@openzeppelin/contracts/token/ERC20/IERC20.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the value of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the value of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves a `value` amount of tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 value) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets a `value` amount of tokens as the allowance of `spender` over the * caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the * allowance mechanism. `value` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 value) external returns (bool); }
@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/MessageHashUtils.sol) pragma solidity ^0.8.20; import {Strings} from "../Strings.sol"; /** * @dev Signature message hash utilities for producing digests to be consumed by {ECDSA} recovery or signing. * * The library provides methods for generating a hash of a message that conforms to the * https://eips.ethereum.org/EIPS/eip-191[EIP 191] and https://eips.ethereum.org/EIPS/eip-712[EIP 712] * specifications. */ library MessageHashUtils { /** * @dev Returns the keccak256 digest of an EIP-191 signed data with version * `0x45` (`personal_sign` messages). * * The digest is calculated by prefixing a bytes32 `messageHash` with * `"\x19Ethereum Signed Message:\n32"` and hashing the result. It corresponds with the * hash signed when using the https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] JSON-RPC method. * * NOTE: The `messageHash` parameter is intended to be the result of hashing a raw message with * keccak256, although any bytes32 value can be safely used because the final digest will * be re-hashed. * * See {ECDSA-recover}. */ function toEthSignedMessageHash(bytes32 messageHash) internal pure returns (bytes32 digest) { /// @solidity memory-safe-assembly assembly { mstore(0x00, "\x19Ethereum Signed Message:\n32") // 32 is the bytes-length of messageHash mstore(0x1c, messageHash) // 0x1c (28) is the length of the prefix digest := keccak256(0x00, 0x3c) // 0x3c is the length of the prefix (0x1c) + messageHash (0x20) } } /** * @dev Returns the keccak256 digest of an EIP-191 signed data with version * `0x45` (`personal_sign` messages). * * The digest is calculated by prefixing an arbitrary `message` with * `"\x19Ethereum Signed Message:\n" + len(message)` and hashing the result. It corresponds with the * hash signed when using the https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] JSON-RPC method. * * See {ECDSA-recover}. */ function toEthSignedMessageHash(bytes memory message) internal pure returns (bytes32) { return keccak256(bytes.concat("\x19Ethereum Signed Message:\n", bytes(Strings.toString(message.length)), message)); } /** * @dev Returns the keccak256 digest of an EIP-191 signed data with version * `0x00` (data with intended validator). * * The digest is calculated by prefixing an arbitrary `data` with `"\x19\x00"` and the intended * `validator` address. Then hashing the result. * * See {ECDSA-recover}. */ function toDataWithIntendedValidatorHash(address validator, bytes memory data) internal pure returns (bytes32) { return keccak256(abi.encodePacked(hex"19_00", validator, data)); } /** * @dev Returns the keccak256 digest of an EIP-712 typed data (EIP-191 version `0x01`). * * The digest is calculated from a `domainSeparator` and a `structHash`, by prefixing them with * `\x19\x01` and hashing the result. It corresponds to the hash signed by the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] JSON-RPC method as part of EIP-712. * * See {ECDSA-recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32 digest) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(ptr, hex"19_01") mstore(add(ptr, 0x02), domainSeparator) mstore(add(ptr, 0x22), structHash) digest := keccak256(ptr, 0x42) } } }
Compiler Settings
{"outputSelection":{"*":{"*":["abi","evm.bytecode","evm.deployedBytecode","evm.methodIdentifiers"]}},"optimizer":{"runs":200,"enabled":false},"libraries":{},"evmVersion":"london"}
Contract ABI
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tateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"nonces","inputs":[{"type":"address","name":"owner","internalType":"address"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"owner","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"newAdmin","internalType":"address"}],"name":"pendingDefaultAdmin","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"permit","inputs":[{"type":"address","name":"owner","internalType":"address"},{"type":"address","name":"spender","internalType":"address"},{"type":"uint256","name":"value","internalType":"uint256"},{"type":"uint256","name":"deadline","internalType":"uint256"},{"type":"uint8","name":"v","internalType":"uint8"},{"type":"bytes32","name":"r","internalType":"bytes32"},{"type":"bytes32","name":"s","internalType":"bytes32"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bytes32","name":"","internalType":"bytes32"}],"name":"proxiableUUID","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"removeBlacklist","inputs":[{"type":"address","name":"user","internalType":"address"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"renounceRole","inputs":[{"type":"bytes32","name":"role","internalType":"bytes32"},{"type":"address","name":"callerConfirmation","internalType":"address"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"revokeRole","inputs":[{"type":"bytes32","name":"role","internalType":"bytes32"},{"type":"address","name":"account","internalType":"address"}]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"revokeUpgradeRequest","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[],"name":"submitUpgradeRequest","inputs":[{"type":"address","name":"newImplementationAddress","internalType":"address"},{"type":"uint256","name":"_numConfirmationsRequired","internalType":"uint256"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"supportsInterface","inputs":[{"type":"bytes4","name":"interfaceId","internalType":"bytes4"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"symbol","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint256","name":"","internalType":"uint256"}],"name":"totalSupply","inputs":[]},{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"transfer","inputs":[{"type":"address","name":"to","internalType":"address"},{"type":"uint256","name":"value","internalType":"uint256"}]},{"type":"function","stateMutability":"nonpayable","outputs":[{"type":"bool","name":"","internalType":"bool"}],"name":"transferFrom","inputs":[{"type":"address","name":"from","internalType":"address"},{"type":"address","name":"to","internalType":"address"},{"type":"uint256","name":"value","internalType":"uint256"}]},{"type":"function","stateMutability":"payable","outputs":[],"name":"upgradeToAndCall","inputs":[{"type":"address","name":"newImplementation","internalType":"address"},{"type":"bytes","name":"data","internalType":"bytes"}]},{"type":"event","name":"AddedBlacklist","inputs":[{"type":"address","name":"user","indexed":false}],"anonymous":false},{"type":"event","name":"Approval","inputs":[{"type":"address","name":"owner","indexed":true},{"type":"address","name":"spender","indexed":true},{"type":"uint256","name":"value","indexed":false}],"anonymous":false},{"type":"event","name":"ConfirmUpgradeRequest","inputs":[{"type":"address","name":"_reviewer","indexed":true}],"anonymous":false},{"type":"event","name":"DefaultAdminTransferCanceled","inputs":[],"anonymous":false},{"type":"event","name":"DefaultAdminTransferScheduled","inputs":[{"type":"address","name":"newAdmin","indexed":true}],"anonymous":false},{"type":"event","name":"EIP712DomainChanged","inputs":[],"anonymous":false},{"type":"event","name":"Initialized","inputs":[{"type":"uint64","name":"version","indexed":false}],"anonymous":false},{"type":"event","name":"QuorumReached","inputs":[],"anonymous":false},{"type":"event","name":"RemovedBlacklist","inputs":[{"type":"address","name":"user","indexed":false}],"anonymous":false},{"type":"event","name":"RevokeUpgradeRequest","inputs":[{"type":"address","name":"_reviewer","indexed":true}],"anonymous":false},{"type":"event","name":"RoleAdminChanged","inputs":[{"type":"bytes32","name":"role","indexed":true},{"type":"bytes32","name":"previousAdminRole","indexed":true},{"type":"bytes32","name":"newAdminRole","indexed":true}],"anonymous":false},{"type":"event","name":"RoleGranted","inputs":[{"type":"bytes32","name":"role","indexed":true},{"type":"address","name":"account","indexed":true},{"type":"address","name":"sender","indexed":true}],"anon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Contract Creation Code
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