Overview
ETH Balance
0 ETH
ETH Value
$0.00Token Holdings
More Info
Private Name Tags
ContractCreator
Latest 5 from a total of 5 transactions
View more zero value Internal Transactions in Advanced View mode
Advanced mode:
Loading...
Loading
This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.
Contract Name:
Nya
Compiler Version
v0.8.20+commit.a1b79de6
Optimization Enabled:
Yes with 1000 runs
Other Settings:
shanghai EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT // Compatible with OpenZeppelin Contracts ^5.0.0 pragma solidity ^0.8.20; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20BurnableUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PausableUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20PermitUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/token/ERC20/extensions/ERC20VotesUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol"; contract Nya is Initializable, ERC20BurnableUpgradeable, ERC20PausableUpgradeable, AccessControlUpgradeable, ERC20PermitUpgradeable, ERC20VotesUpgradeable, UUPSUpgradeable { bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE"); bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE"); bytes32 public constant UPGRADER_ROLE = keccak256("UPGRADER_ROLE"); /// @custom:oz-upgrades-unsafe-allow constructor constructor() { _disableInitializers(); } /** * @dev Initializes the contract with the specified parameters. * @param defaultAdmin The address to be granted all roles. * @param shouldMint Boolean to determine if initial tokens should be minted. */ function initialize(address defaultAdmin, bool shouldMint) initializer public { __ERC20_init("Nya", "NYA"); __ERC20Burnable_init(); __ERC20Pausable_init(); __AccessControl_init(); __ERC20Permit_init("Nya"); __ERC20Votes_init(); __UUPSUpgradeable_init(); if(shouldMint) { _mint(defaultAdmin, 99999999999999 * 10 ** decimals()); } _grantRole(DEFAULT_ADMIN_ROLE, defaultAdmin); _grantRole(PAUSER_ROLE, defaultAdmin); _grantRole(MINTER_ROLE, defaultAdmin); _grantRole(UPGRADER_ROLE, defaultAdmin); } /** * @dev Pauses the token. * Requirements: * - The caller must have the `PAUSER_ROLE`. */ function pause() public onlyRole(PAUSER_ROLE) { _pause(); } /** * @dev Unpauses the token. * Requirements: * - The caller must have the `PAUSER_ROLE`. */ function unpause() public onlyRole(PAUSER_ROLE) { _unpause(); } /** * @dev Mints new tokens. * @param to The address that will receive the minted tokens. * @param amount The amount of tokens to mint. * Requirements: * - The caller must have the `MINTER_ROLE`. * - The contract must not be paused. */ function mint(address to, uint256 amount) public onlyRole(MINTER_ROLE) whenNotPaused { _mint(to, amount); } /** * @dev Returns the current timestamp as the clock value. * @return The current timestamp. */ function clock() public view override returns (uint48) { return uint48(block.timestamp); } /** * @dev Returns a string indicating that the contract uses timestamps. * @return A string with the value "mode=timestamp". */ // solhint-disable-next-line func-name-mixedcase function CLOCK_MODE() public pure override returns (string memory) { return "mode=timestamp"; } /** * @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. * @param newImplementation Address of the new implementation. */ function _authorizeUpgrade(address newImplementation) internal onlyRole(UPGRADER_ROLE) override {} /** * @dev Hook that is called before any transfer of tokens. * @param from The address tokens are transferred from. * @param to The address tokens are transferred to. * @param value The amount of tokens transferred. */ function _update(address from, address to, uint256 value) internal override(ERC20Upgradeable, ERC20PausableUpgradeable, ERC20VotesUpgradeable) { super._update(from, to, value); } /** * @dev Returns the current nonce for the given owner. * @param owner The address of the account to query the nonce for. * @return The current nonce for the given owner. */ function nonces(address owner) public view override(ERC20PermitUpgradeable, NoncesUpgradeable) returns (uint256) { return super.nonces(owner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/AccessControl.sol) pragma solidity ^0.8.20; import {IAccessControl} from "@openzeppelin/contracts/access/IAccessControl.sol"; import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol"; import {ERC165Upgradeable} from "../utils/introspection/ERC165Upgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module that allows children to implement role-based access * control mechanisms. This is a lightweight version that doesn't allow enumerating role * members except through off-chain means by accessing the contract event logs. Some * applications may benefit from on-chain enumerability, for those cases see * {AccessControlEnumerable}. * * Roles are referred to by their `bytes32` identifier. These should be exposed * in the external API and be unique. The best way to achieve this is by * using `public constant` hash digests: * * ```solidity * bytes32 public constant MY_ROLE = keccak256("MY_ROLE"); * ``` * * Roles can be used to represent a set of permissions. To restrict access to a * function call, use {hasRole}: * * ```solidity * function foo() public { * require(hasRole(MY_ROLE, msg.sender)); * ... * } * ``` * * Roles can be granted and revoked dynamically via the {grantRole} and * {revokeRole} functions. Each role has an associated admin role, and only * accounts that have a role's admin role can call {grantRole} and {revokeRole}. * * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means * that only accounts with this role will be able to grant or revoke other * roles. More complex role relationships can be created by using * {_setRoleAdmin}. * * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to * grant and revoke this role. Extra precautions should be taken to secure * accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules} * to enforce additional security measures for this role. */ abstract contract AccessControlUpgradeable is Initializable, ContextUpgradeable, IAccessControl, ERC165Upgradeable { struct RoleData { mapping(address account => bool) hasRole; bytes32 adminRole; } 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 { } 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; 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; emit RoleRevoked(role, account, _msgSender()); return true; } else { return false; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (governance/utils/Votes.sol) pragma solidity ^0.8.20; import {IERC5805} from "@openzeppelin/contracts/interfaces/IERC5805.sol"; import {ContextUpgradeable} from "../../utils/ContextUpgradeable.sol"; import {NoncesUpgradeable} from "../../utils/NoncesUpgradeable.sol"; import {EIP712Upgradeable} from "../../utils/cryptography/EIP712Upgradeable.sol"; import {Checkpoints} from "@openzeppelin/contracts/utils/structs/Checkpoints.sol"; import {SafeCast} from "@openzeppelin/contracts/utils/math/SafeCast.sol"; import {ECDSA} from "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; import {Time} from "@openzeppelin/contracts/utils/types/Time.sol"; import {Initializable} from "../../proxy/utils/Initializable.sol"; /** * @dev This is a base abstract contract that tracks voting units, which are a measure of voting power that can be * transferred, and provides a system of vote delegation, where an account can delegate its voting units to a sort of * "representative" that will pool delegated voting units from different accounts and can then use it to vote in * decisions. In fact, voting units _must_ be delegated in order to count as actual votes, and an account has to * delegate those votes to itself if it wishes to participate in decisions and does not have a trusted representative. * * This contract is often combined with a token contract such that voting units correspond to token units. For an * example, see {ERC721Votes}. * * The full history of delegate votes is tracked on-chain so that governance protocols can consider votes as distributed * at a particular block number to protect against flash loans and double voting. The opt-in delegate system makes the * cost of this history tracking optional. * * When using this module the derived contract must implement {_getVotingUnits} (for example, make it return * {ERC721-balanceOf}), and can use {_transferVotingUnits} to track a change in the distribution of those units (in the * previous example, it would be included in {ERC721-_update}). */ abstract contract VotesUpgradeable is Initializable, ContextUpgradeable, EIP712Upgradeable, NoncesUpgradeable, IERC5805 { using Checkpoints for Checkpoints.Trace208; bytes32 private constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)"); /// @custom:storage-location erc7201:openzeppelin.storage.Votes struct VotesStorage { mapping(address account => address) _delegatee; mapping(address delegatee => Checkpoints.Trace208) _delegateCheckpoints; Checkpoints.Trace208 _totalCheckpoints; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Votes")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant VotesStorageLocation = 0xe8b26c30fad74198956032a3533d903385d56dd795af560196f9c78d4af40d00; function _getVotesStorage() private pure returns (VotesStorage storage $) { assembly { $.slot := VotesStorageLocation } } /** * @dev The clock was incorrectly modified. */ error ERC6372InconsistentClock(); /** * @dev Lookup to future votes is not available. */ error ERC5805FutureLookup(uint256 timepoint, uint48 clock); function __Votes_init() internal onlyInitializing { } function __Votes_init_unchained() internal onlyInitializing { } /** * @dev Clock used for flagging checkpoints. Can be overridden to implement timestamp based * checkpoints (and voting), in which case {CLOCK_MODE} should be overridden as well to match. */ function clock() public view virtual returns (uint48) { return Time.blockNumber(); } /** * @dev Machine-readable description of the clock as specified in EIP-6372. */ // solhint-disable-next-line func-name-mixedcase function CLOCK_MODE() public view virtual returns (string memory) { // Check that the clock was not modified if (clock() != Time.blockNumber()) { revert ERC6372InconsistentClock(); } return "mode=blocknumber&from=default"; } /** * @dev Returns the current amount of votes that `account` has. */ function getVotes(address account) public view virtual returns (uint256) { VotesStorage storage $ = _getVotesStorage(); return $._delegateCheckpoints[account].latest(); } /** * @dev Returns the amount of votes that `account` had at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. * * Requirements: * * - `timepoint` must be in the past. If operating using block numbers, the block must be already mined. */ function getPastVotes(address account, uint256 timepoint) public view virtual returns (uint256) { VotesStorage storage $ = _getVotesStorage(); uint48 currentTimepoint = clock(); if (timepoint >= currentTimepoint) { revert ERC5805FutureLookup(timepoint, currentTimepoint); } return $._delegateCheckpoints[account].upperLookupRecent(SafeCast.toUint48(timepoint)); } /** * @dev Returns the total supply of votes available at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. * * NOTE: This value is the sum of all available votes, which is not necessarily the sum of all delegated votes. * Votes that have not been delegated are still part of total supply, even though they would not participate in a * vote. * * Requirements: * * - `timepoint` must be in the past. If operating using block numbers, the block must be already mined. */ function getPastTotalSupply(uint256 timepoint) public view virtual returns (uint256) { VotesStorage storage $ = _getVotesStorage(); uint48 currentTimepoint = clock(); if (timepoint >= currentTimepoint) { revert ERC5805FutureLookup(timepoint, currentTimepoint); } return $._totalCheckpoints.upperLookupRecent(SafeCast.toUint48(timepoint)); } /** * @dev Returns the current total supply of votes. */ function _getTotalSupply() internal view virtual returns (uint256) { VotesStorage storage $ = _getVotesStorage(); return $._totalCheckpoints.latest(); } /** * @dev Returns the delegate that `account` has chosen. */ function delegates(address account) public view virtual returns (address) { VotesStorage storage $ = _getVotesStorage(); return $._delegatee[account]; } /** * @dev Delegates votes from the sender to `delegatee`. */ function delegate(address delegatee) public virtual { address account = _msgSender(); _delegate(account, delegatee); } /** * @dev Delegates votes from signer to `delegatee`. */ function delegateBySig( address delegatee, uint256 nonce, uint256 expiry, uint8 v, bytes32 r, bytes32 s ) public virtual { if (block.timestamp > expiry) { revert VotesExpiredSignature(expiry); } address signer = ECDSA.recover( _hashTypedDataV4(keccak256(abi.encode(DELEGATION_TYPEHASH, delegatee, nonce, expiry))), v, r, s ); _useCheckedNonce(signer, nonce); _delegate(signer, delegatee); } /** * @dev Delegate all of `account`'s voting units to `delegatee`. * * Emits events {IVotes-DelegateChanged} and {IVotes-DelegateVotesChanged}. */ function _delegate(address account, address delegatee) internal virtual { VotesStorage storage $ = _getVotesStorage(); address oldDelegate = delegates(account); $._delegatee[account] = delegatee; emit DelegateChanged(account, oldDelegate, delegatee); _moveDelegateVotes(oldDelegate, delegatee, _getVotingUnits(account)); } /** * @dev Transfers, mints, or burns voting units. To register a mint, `from` should be zero. To register a burn, `to` * should be zero. Total supply of voting units will be adjusted with mints and burns. */ function _transferVotingUnits(address from, address to, uint256 amount) internal virtual { VotesStorage storage $ = _getVotesStorage(); if (from == address(0)) { _push($._totalCheckpoints, _add, SafeCast.toUint208(amount)); } if (to == address(0)) { _push($._totalCheckpoints, _subtract, SafeCast.toUint208(amount)); } _moveDelegateVotes(delegates(from), delegates(to), amount); } /** * @dev Moves delegated votes from one delegate to another. */ function _moveDelegateVotes(address from, address to, uint256 amount) private { VotesStorage storage $ = _getVotesStorage(); if (from != to && amount > 0) { if (from != address(0)) { (uint256 oldValue, uint256 newValue) = _push( $._delegateCheckpoints[from], _subtract, SafeCast.toUint208(amount) ); emit DelegateVotesChanged(from, oldValue, newValue); } if (to != address(0)) { (uint256 oldValue, uint256 newValue) = _push( $._delegateCheckpoints[to], _add, SafeCast.toUint208(amount) ); emit DelegateVotesChanged(to, oldValue, newValue); } } } /** * @dev Get number of checkpoints for `account`. */ function _numCheckpoints(address account) internal view virtual returns (uint32) { VotesStorage storage $ = _getVotesStorage(); return SafeCast.toUint32($._delegateCheckpoints[account].length()); } /** * @dev Get the `pos`-th checkpoint for `account`. */ function _checkpoints( address account, uint32 pos ) internal view virtual returns (Checkpoints.Checkpoint208 memory) { VotesStorage storage $ = _getVotesStorage(); return $._delegateCheckpoints[account].at(pos); } function _push( Checkpoints.Trace208 storage store, function(uint208, uint208) view returns (uint208) op, uint208 delta ) private returns (uint208, uint208) { return store.push(clock(), op(store.latest(), delta)); } function _add(uint208 a, uint208 b) private pure returns (uint208) { return a + b; } function _subtract(uint208 a, uint208 b) private pure returns (uint208) { return a - b; } /** * @dev Must return the voting units held by an account. */ function _getVotingUnits(address) internal view virtual returns (uint256); }
// 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 } } }
// 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); } } }
// 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); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Burnable.sol) pragma solidity ^0.8.20; import {ERC20Upgradeable} from "../ERC20Upgradeable.sol"; import {ContextUpgradeable} from "../../../utils/ContextUpgradeable.sol"; import {Initializable} from "../../../proxy/utils/Initializable.sol"; /** * @dev Extension of {ERC20} that allows token holders to destroy both their own * tokens and those that they have an allowance for, in a way that can be * recognized off-chain (via event analysis). */ abstract contract ERC20BurnableUpgradeable is Initializable, ContextUpgradeable, ERC20Upgradeable { function __ERC20Burnable_init() internal onlyInitializing { } function __ERC20Burnable_init_unchained() internal onlyInitializing { } /** * @dev Destroys a `value` amount of tokens from the caller. * * See {ERC20-_burn}. */ function burn(uint256 value) public virtual { _burn(_msgSender(), value); } /** * @dev Destroys a `value` amount of tokens from `account`, deducting from * the caller's allowance. * * See {ERC20-_burn} and {ERC20-allowance}. * * Requirements: * * - the caller must have allowance for ``accounts``'s tokens of at least * `value`. */ function burnFrom(address account, uint256 value) public virtual { _spendAllowance(account, _msgSender(), value); _burn(account, value); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Pausable.sol) pragma solidity ^0.8.20; import {ERC20Upgradeable} from "../ERC20Upgradeable.sol"; import {PausableUpgradeable} from "../../../utils/PausableUpgradeable.sol"; import {Initializable} from "../../../proxy/utils/Initializable.sol"; /** * @dev ERC20 token with pausable token transfers, minting and burning. * * Useful for scenarios such as preventing trades until the end of an evaluation * period, or having an emergency switch for freezing all token transfers in the * event of a large bug. * * IMPORTANT: This contract does not include public pause and unpause functions. In * addition to inheriting this contract, you must define both functions, invoking the * {Pausable-_pause} and {Pausable-_unpause} internal functions, with appropriate * access control, e.g. using {AccessControl} or {Ownable}. Not doing so will * make the contract pause mechanism of the contract unreachable, and thus unusable. */ abstract contract ERC20PausableUpgradeable is Initializable, ERC20Upgradeable, PausableUpgradeable { function __ERC20Pausable_init() internal onlyInitializing { __Pausable_init_unchained(); } function __ERC20Pausable_init_unchained() internal onlyInitializing { } /** * @dev See {ERC20-_update}. * * Requirements: * * - the contract must not be paused. */ function _update(address from, address to, uint256 value) internal virtual override whenNotPaused { super._update(from, to, value); } }
// 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(); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Votes.sol) pragma solidity ^0.8.20; import {ERC20Upgradeable} from "../ERC20Upgradeable.sol"; import {VotesUpgradeable} from "../../../governance/utils/VotesUpgradeable.sol"; import {Checkpoints} from "@openzeppelin/contracts/utils/structs/Checkpoints.sol"; import {Initializable} from "../../../proxy/utils/Initializable.sol"; /** * @dev Extension of ERC20 to support Compound-like voting and delegation. This version is more generic than Compound's, * and supports token supply up to 2^208^ - 1, while COMP is limited to 2^96^ - 1. * * NOTE: This contract does not provide interface compatibility with Compound's COMP token. * * This extension keeps a history (checkpoints) of each account's vote power. Vote power can be delegated either * by calling the {delegate} function directly, or by providing a signature to be used with {delegateBySig}. Voting * power can be queried through the public accessors {getVotes} and {getPastVotes}. * * By default, token balance does not account for voting power. This makes transfers cheaper. The downside is that it * requires users to delegate to themselves in order to activate checkpoints and have their voting power tracked. */ abstract contract ERC20VotesUpgradeable is Initializable, ERC20Upgradeable, VotesUpgradeable { /** * @dev Total supply cap has been exceeded, introducing a risk of votes overflowing. */ error ERC20ExceededSafeSupply(uint256 increasedSupply, uint256 cap); function __ERC20Votes_init() internal onlyInitializing { } function __ERC20Votes_init_unchained() internal onlyInitializing { } /** * @dev Maximum token supply. Defaults to `type(uint208).max` (2^208^ - 1). * * This maximum is enforced in {_update}. It limits the total supply of the token, which is otherwise a uint256, * so that checkpoints can be stored in the Trace208 structure used by {{Votes}}. Increasing this value will not * remove the underlying limitation, and will cause {_update} to fail because of a math overflow in * {_transferVotingUnits}. An override could be used to further restrict the total supply (to a lower value) if * additional logic requires it. When resolving override conflicts on this function, the minimum should be * returned. */ function _maxSupply() internal view virtual returns (uint256) { return type(uint208).max; } /** * @dev Move voting power when tokens are transferred. * * Emits a {IVotes-DelegateVotesChanged} event. */ function _update(address from, address to, uint256 value) internal virtual override { super._update(from, to, value); if (from == address(0)) { uint256 supply = totalSupply(); uint256 cap = _maxSupply(); if (supply > cap) { revert ERC20ExceededSafeSupply(supply, cap); } } _transferVotingUnits(from, to, value); } /** * @dev Returns the voting units of an `account`. * * WARNING: Overriding this function may compromise the internal vote accounting. * `ERC20Votes` assumes tokens map to voting units 1:1 and this is not easy to change. */ function _getVotingUnits(address account) internal view virtual override returns (uint256) { return balanceOf(account); } /** * @dev Get number of checkpoints for `account`. */ function numCheckpoints(address account) public view virtual returns (uint32) { return _numCheckpoints(account); } /** * @dev Get the `pos`-th checkpoint for `account`. */ function checkpoints(address account, uint32 pos) public view virtual returns (Checkpoints.Checkpoint208 memory) { return _checkpoints(account, pos); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.1) (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; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// 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(""); } } } }
// 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; } }
// 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); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Pausable.sol) pragma solidity ^0.8.20; import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract PausableUpgradeable is Initializable, ContextUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.Pausable struct PausableStorage { bool _paused; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Pausable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant PausableStorageLocation = 0xcd5ed15c6e187e77e9aee88184c21f4f2182ab5827cb3b7e07fbedcd63f03300; function _getPausableStorage() private pure returns (PausableStorage storage $) { assembly { $.slot := PausableStorageLocation } } /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); /** * @dev The operation failed because the contract is paused. */ error EnforcedPause(); /** * @dev The operation failed because the contract is not paused. */ error ExpectedPause(); /** * @dev Initializes the contract in unpaused state. */ function __Pausable_init() internal onlyInitializing { __Pausable_init_unchained(); } function __Pausable_init_unchained() internal onlyInitializing { PausableStorage storage $ = _getPausableStorage(); $._paused = false; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { _requireNotPaused(); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { _requirePaused(); _; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { PausableStorage storage $ = _getPausableStorage(); return $._paused; } /** * @dev Throws if the contract is paused. */ function _requireNotPaused() internal view virtual { if (paused()) { revert EnforcedPause(); } } /** * @dev Throws if the contract is not paused. */ function _requirePaused() internal view virtual { if (!paused()) { revert ExpectedPause(); } } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { PausableStorage storage $ = _getPausableStorage(); $._paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { PausableStorage storage $ = _getPausableStorage(); $._paused = false; emit Unpaused(_msgSender()); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/IAccessControl.sol) pragma solidity ^0.8.20; /** * @dev External interface of AccessControl declared to support ERC165 detection. */ 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; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (governance/utils/IVotes.sol) pragma solidity ^0.8.20; /** * @dev Common interface for {ERC20Votes}, {ERC721Votes}, and other {Votes}-enabled contracts. */ interface IVotes { /** * @dev The signature used has expired. */ error VotesExpiredSignature(uint256 expiry); /** * @dev Emitted when an account changes their delegate. */ event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate); /** * @dev Emitted when a token transfer or delegate change results in changes to a delegate's number of voting units. */ event DelegateVotesChanged(address indexed delegate, uint256 previousVotes, uint256 newVotes); /** * @dev Returns the current amount of votes that `account` has. */ function getVotes(address account) external view returns (uint256); /** * @dev Returns the amount of votes that `account` had at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. */ function getPastVotes(address account, uint256 timepoint) external view returns (uint256); /** * @dev Returns the total supply of votes available at a specific moment in the past. If the `clock()` is * configured to use block numbers, this will return the value at the end of the corresponding block. * * NOTE: This value is the sum of all available votes, which is not necessarily the sum of all delegated votes. * Votes that have not been delegated are still part of total supply, even though they would not participate in a * vote. */ function getPastTotalSupply(uint256 timepoint) external view returns (uint256); /** * @dev Returns the delegate that `account` has chosen. */ function delegates(address account) external view returns (address); /** * @dev Delegates votes from the sender to `delegatee`. */ function delegate(address delegatee) external; /** * @dev Delegates votes from signer to `delegatee`. */ function delegateBySig(address delegatee, uint256 nonce, uint256 expiry, uint8 v, bytes32 r, bytes32 s) external; }
// 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); }
// 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); }
// 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 ); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC5805.sol) pragma solidity ^0.8.20; import {IVotes} from "../governance/utils/IVotes.sol"; import {IERC6372} from "./IERC6372.sol"; interface IERC5805 is IERC6372, IVotes {}
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC6372.sol) pragma solidity ^0.8.20; interface IERC6372 { /** * @dev Clock used for flagging checkpoints. Can be overridden to implement timestamp based checkpoints (and voting). */ function clock() external view returns (uint48); /** * @dev Description of the clock */ // solhint-disable-next-line func-name-mixedcase function CLOCK_MODE() external view returns (string memory); }
// 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); }
// 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(); } } }
// 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); }
// 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); }
// 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); }
// 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(); } } }
// 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); } } }
// 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) } } }
// 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); }
// 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; } }
// 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); } }
// 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); } } }
// 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 } } }
// 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)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/structs/Checkpoints.sol) // This file was procedurally generated from scripts/generate/templates/Checkpoints.js. pragma solidity ^0.8.20; import {Math} from "../math/Math.sol"; /** * @dev This library defines the `Trace*` struct, for checkpointing values as they change at different points in * time, and later looking up past values by block number. See {Votes} as an example. * * To create a history of checkpoints define a variable type `Checkpoints.Trace*` in your contract, and store a new * checkpoint for the current transaction block using the {push} function. */ library Checkpoints { /** * @dev A value was attempted to be inserted on a past checkpoint. */ error CheckpointUnorderedInsertion(); struct Trace224 { Checkpoint224[] _checkpoints; } struct Checkpoint224 { uint32 _key; uint224 _value; } /** * @dev Pushes a (`key`, `value`) pair into a Trace224 so that it is stored as the checkpoint. * * Returns previous value and new value. * * IMPORTANT: Never accept `key` as a user input, since an arbitrary `type(uint32).max` key set will disable the * library. */ function push(Trace224 storage self, uint32 key, uint224 value) internal returns (uint224, uint224) { return _insert(self._checkpoints, key, value); } /** * @dev Returns the value in the first (oldest) checkpoint with key greater or equal than the search key, or zero if * there is none. */ function lowerLookup(Trace224 storage self, uint32 key) internal view returns (uint224) { uint256 len = self._checkpoints.length; uint256 pos = _lowerBinaryLookup(self._checkpoints, key, 0, len); return pos == len ? 0 : _unsafeAccess(self._checkpoints, pos)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. */ function upperLookup(Trace224 storage self, uint32 key) internal view returns (uint224) { uint256 len = self._checkpoints.length; uint256 pos = _upperBinaryLookup(self._checkpoints, key, 0, len); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. * * NOTE: This is a variant of {upperLookup} that is optimised to find "recent" checkpoint (checkpoints with high * keys). */ function upperLookupRecent(Trace224 storage self, uint32 key) internal view returns (uint224) { uint256 len = self._checkpoints.length; uint256 low = 0; uint256 high = len; if (len > 5) { uint256 mid = len - Math.sqrt(len); if (key < _unsafeAccess(self._checkpoints, mid)._key) { high = mid; } else { low = mid + 1; } } uint256 pos = _upperBinaryLookup(self._checkpoints, key, low, high); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the most recent checkpoint, or zero if there are no checkpoints. */ function latest(Trace224 storage self) internal view returns (uint224) { uint256 pos = self._checkpoints.length; return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns whether there is a checkpoint in the structure (i.e. it is not empty), and if so the key and value * in the most recent checkpoint. */ function latestCheckpoint(Trace224 storage self) internal view returns (bool exists, uint32 _key, uint224 _value) { uint256 pos = self._checkpoints.length; if (pos == 0) { return (false, 0, 0); } else { Checkpoint224 memory ckpt = _unsafeAccess(self._checkpoints, pos - 1); return (true, ckpt._key, ckpt._value); } } /** * @dev Returns the number of checkpoint. */ function length(Trace224 storage self) internal view returns (uint256) { return self._checkpoints.length; } /** * @dev Returns checkpoint at given position. */ function at(Trace224 storage self, uint32 pos) internal view returns (Checkpoint224 memory) { return self._checkpoints[pos]; } /** * @dev Pushes a (`key`, `value`) pair into an ordered list of checkpoints, either by inserting a new checkpoint, * or by updating the last one. */ function _insert(Checkpoint224[] storage self, uint32 key, uint224 value) private returns (uint224, uint224) { uint256 pos = self.length; if (pos > 0) { // Copying to memory is important here. Checkpoint224 memory last = _unsafeAccess(self, pos - 1); // Checkpoint keys must be non-decreasing. if (last._key > key) { revert CheckpointUnorderedInsertion(); } // Update or push new checkpoint if (last._key == key) { _unsafeAccess(self, pos - 1)._value = value; } else { self.push(Checkpoint224({_key: key, _value: value})); } return (last._value, value); } else { self.push(Checkpoint224({_key: key, _value: value})); return (0, value); } } /** * @dev Return the index of the last (most recent) checkpoint with key lower or equal than the search key, or `high` * if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and exclusive * `high`. * * WARNING: `high` should not be greater than the array's length. */ function _upperBinaryLookup( Checkpoint224[] storage self, uint32 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key > key) { high = mid; } else { low = mid + 1; } } return high; } /** * @dev Return the index of the first (oldest) checkpoint with key is greater or equal than the search key, or * `high` if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and * exclusive `high`. * * WARNING: `high` should not be greater than the array's length. */ function _lowerBinaryLookup( Checkpoint224[] storage self, uint32 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key < key) { low = mid + 1; } else { high = mid; } } return high; } /** * @dev Access an element of the array without performing bounds check. The position is assumed to be within bounds. */ function _unsafeAccess( Checkpoint224[] storage self, uint256 pos ) private pure returns (Checkpoint224 storage result) { assembly { mstore(0, self.slot) result.slot := add(keccak256(0, 0x20), pos) } } struct Trace208 { Checkpoint208[] _checkpoints; } struct Checkpoint208 { uint48 _key; uint208 _value; } /** * @dev Pushes a (`key`, `value`) pair into a Trace208 so that it is stored as the checkpoint. * * Returns previous value and new value. * * IMPORTANT: Never accept `key` as a user input, since an arbitrary `type(uint48).max` key set will disable the * library. */ function push(Trace208 storage self, uint48 key, uint208 value) internal returns (uint208, uint208) { return _insert(self._checkpoints, key, value); } /** * @dev Returns the value in the first (oldest) checkpoint with key greater or equal than the search key, or zero if * there is none. */ function lowerLookup(Trace208 storage self, uint48 key) internal view returns (uint208) { uint256 len = self._checkpoints.length; uint256 pos = _lowerBinaryLookup(self._checkpoints, key, 0, len); return pos == len ? 0 : _unsafeAccess(self._checkpoints, pos)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. */ function upperLookup(Trace208 storage self, uint48 key) internal view returns (uint208) { uint256 len = self._checkpoints.length; uint256 pos = _upperBinaryLookup(self._checkpoints, key, 0, len); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. * * NOTE: This is a variant of {upperLookup} that is optimised to find "recent" checkpoint (checkpoints with high * keys). */ function upperLookupRecent(Trace208 storage self, uint48 key) internal view returns (uint208) { uint256 len = self._checkpoints.length; uint256 low = 0; uint256 high = len; if (len > 5) { uint256 mid = len - Math.sqrt(len); if (key < _unsafeAccess(self._checkpoints, mid)._key) { high = mid; } else { low = mid + 1; } } uint256 pos = _upperBinaryLookup(self._checkpoints, key, low, high); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the most recent checkpoint, or zero if there are no checkpoints. */ function latest(Trace208 storage self) internal view returns (uint208) { uint256 pos = self._checkpoints.length; return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns whether there is a checkpoint in the structure (i.e. it is not empty), and if so the key and value * in the most recent checkpoint. */ function latestCheckpoint(Trace208 storage self) internal view returns (bool exists, uint48 _key, uint208 _value) { uint256 pos = self._checkpoints.length; if (pos == 0) { return (false, 0, 0); } else { Checkpoint208 memory ckpt = _unsafeAccess(self._checkpoints, pos - 1); return (true, ckpt._key, ckpt._value); } } /** * @dev Returns the number of checkpoint. */ function length(Trace208 storage self) internal view returns (uint256) { return self._checkpoints.length; } /** * @dev Returns checkpoint at given position. */ function at(Trace208 storage self, uint32 pos) internal view returns (Checkpoint208 memory) { return self._checkpoints[pos]; } /** * @dev Pushes a (`key`, `value`) pair into an ordered list of checkpoints, either by inserting a new checkpoint, * or by updating the last one. */ function _insert(Checkpoint208[] storage self, uint48 key, uint208 value) private returns (uint208, uint208) { uint256 pos = self.length; if (pos > 0) { // Copying to memory is important here. Checkpoint208 memory last = _unsafeAccess(self, pos - 1); // Checkpoint keys must be non-decreasing. if (last._key > key) { revert CheckpointUnorderedInsertion(); } // Update or push new checkpoint if (last._key == key) { _unsafeAccess(self, pos - 1)._value = value; } else { self.push(Checkpoint208({_key: key, _value: value})); } return (last._value, value); } else { self.push(Checkpoint208({_key: key, _value: value})); return (0, value); } } /** * @dev Return the index of the last (most recent) checkpoint with key lower or equal than the search key, or `high` * if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and exclusive * `high`. * * WARNING: `high` should not be greater than the array's length. */ function _upperBinaryLookup( Checkpoint208[] storage self, uint48 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key > key) { high = mid; } else { low = mid + 1; } } return high; } /** * @dev Return the index of the first (oldest) checkpoint with key is greater or equal than the search key, or * `high` if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and * exclusive `high`. * * WARNING: `high` should not be greater than the array's length. */ function _lowerBinaryLookup( Checkpoint208[] storage self, uint48 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key < key) { low = mid + 1; } else { high = mid; } } return high; } /** * @dev Access an element of the array without performing bounds check. The position is assumed to be within bounds. */ function _unsafeAccess( Checkpoint208[] storage self, uint256 pos ) private pure returns (Checkpoint208 storage result) { assembly { mstore(0, self.slot) result.slot := add(keccak256(0, 0x20), pos) } } struct Trace160 { Checkpoint160[] _checkpoints; } struct Checkpoint160 { uint96 _key; uint160 _value; } /** * @dev Pushes a (`key`, `value`) pair into a Trace160 so that it is stored as the checkpoint. * * Returns previous value and new value. * * IMPORTANT: Never accept `key` as a user input, since an arbitrary `type(uint96).max` key set will disable the * library. */ function push(Trace160 storage self, uint96 key, uint160 value) internal returns (uint160, uint160) { return _insert(self._checkpoints, key, value); } /** * @dev Returns the value in the first (oldest) checkpoint with key greater or equal than the search key, or zero if * there is none. */ function lowerLookup(Trace160 storage self, uint96 key) internal view returns (uint160) { uint256 len = self._checkpoints.length; uint256 pos = _lowerBinaryLookup(self._checkpoints, key, 0, len); return pos == len ? 0 : _unsafeAccess(self._checkpoints, pos)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. */ function upperLookup(Trace160 storage self, uint96 key) internal view returns (uint160) { uint256 len = self._checkpoints.length; uint256 pos = _upperBinaryLookup(self._checkpoints, key, 0, len); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the last (most recent) checkpoint with key lower or equal than the search key, or zero * if there is none. * * NOTE: This is a variant of {upperLookup} that is optimised to find "recent" checkpoint (checkpoints with high * keys). */ function upperLookupRecent(Trace160 storage self, uint96 key) internal view returns (uint160) { uint256 len = self._checkpoints.length; uint256 low = 0; uint256 high = len; if (len > 5) { uint256 mid = len - Math.sqrt(len); if (key < _unsafeAccess(self._checkpoints, mid)._key) { high = mid; } else { low = mid + 1; } } uint256 pos = _upperBinaryLookup(self._checkpoints, key, low, high); return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns the value in the most recent checkpoint, or zero if there are no checkpoints. */ function latest(Trace160 storage self) internal view returns (uint160) { uint256 pos = self._checkpoints.length; return pos == 0 ? 0 : _unsafeAccess(self._checkpoints, pos - 1)._value; } /** * @dev Returns whether there is a checkpoint in the structure (i.e. it is not empty), and if so the key and value * in the most recent checkpoint. */ function latestCheckpoint(Trace160 storage self) internal view returns (bool exists, uint96 _key, uint160 _value) { uint256 pos = self._checkpoints.length; if (pos == 0) { return (false, 0, 0); } else { Checkpoint160 memory ckpt = _unsafeAccess(self._checkpoints, pos - 1); return (true, ckpt._key, ckpt._value); } } /** * @dev Returns the number of checkpoint. */ function length(Trace160 storage self) internal view returns (uint256) { return self._checkpoints.length; } /** * @dev Returns checkpoint at given position. */ function at(Trace160 storage self, uint32 pos) internal view returns (Checkpoint160 memory) { return self._checkpoints[pos]; } /** * @dev Pushes a (`key`, `value`) pair into an ordered list of checkpoints, either by inserting a new checkpoint, * or by updating the last one. */ function _insert(Checkpoint160[] storage self, uint96 key, uint160 value) private returns (uint160, uint160) { uint256 pos = self.length; if (pos > 0) { // Copying to memory is important here. Checkpoint160 memory last = _unsafeAccess(self, pos - 1); // Checkpoint keys must be non-decreasing. if (last._key > key) { revert CheckpointUnorderedInsertion(); } // Update or push new checkpoint if (last._key == key) { _unsafeAccess(self, pos - 1)._value = value; } else { self.push(Checkpoint160({_key: key, _value: value})); } return (last._value, value); } else { self.push(Checkpoint160({_key: key, _value: value})); return (0, value); } } /** * @dev Return the index of the last (most recent) checkpoint with key lower or equal than the search key, or `high` * if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and exclusive * `high`. * * WARNING: `high` should not be greater than the array's length. */ function _upperBinaryLookup( Checkpoint160[] storage self, uint96 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key > key) { high = mid; } else { low = mid + 1; } } return high; } /** * @dev Return the index of the first (oldest) checkpoint with key is greater or equal than the search key, or * `high` if there is none. `low` and `high` define a section where to do the search, with inclusive `low` and * exclusive `high`. * * WARNING: `high` should not be greater than the array's length. */ function _lowerBinaryLookup( Checkpoint160[] storage self, uint96 key, uint256 low, uint256 high ) private view returns (uint256) { while (low < high) { uint256 mid = Math.average(low, high); if (_unsafeAccess(self, mid)._key < key) { low = mid + 1; } else { high = mid; } } return high; } /** * @dev Access an element of the array without performing bounds check. The position is assumed to be within bounds. */ function _unsafeAccess( Checkpoint160[] storage self, uint256 pos ) private pure returns (Checkpoint160 storage result) { assembly { mstore(0, self.slot) result.slot := add(keccak256(0, 0x20), pos) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/types/Time.sol) pragma solidity ^0.8.20; import {Math} from "../math/Math.sol"; import {SafeCast} from "../math/SafeCast.sol"; /** * @dev This library provides helpers for manipulating time-related objects. * * It uses the following types: * - `uint48` for timepoints * - `uint32` for durations * * While the library doesn't provide specific types for timepoints and duration, it does provide: * - a `Delay` type to represent duration that can be programmed to change value automatically at a given point * - additional helper functions */ library Time { using Time for *; /** * @dev Get the block timestamp as a Timepoint. */ function timestamp() internal view returns (uint48) { return SafeCast.toUint48(block.timestamp); } /** * @dev Get the block number as a Timepoint. */ function blockNumber() internal view returns (uint48) { return SafeCast.toUint48(block.number); } // ==================================================== Delay ===================================================== /** * @dev A `Delay` is a uint32 duration that can be programmed to change value automatically at a given point in the * future. The "effect" timepoint describes when the transitions happens from the "old" value to the "new" value. * This allows updating the delay applied to some operation while keeping some guarantees. * * In particular, the {update} function guarantees that if the delay is reduced, the old delay still applies for * some time. For example if the delay is currently 7 days to do an upgrade, the admin should not be able to set * the delay to 0 and upgrade immediately. If the admin wants to reduce the delay, the old delay (7 days) should * still apply for some time. * * * The `Delay` type is 112 bits long, and packs the following: * * ``` * | [uint48]: effect date (timepoint) * | | [uint32]: value before (duration) * ↓ ↓ ↓ [uint32]: value after (duration) * 0xAAAAAAAAAAAABBBBBBBBCCCCCCCC * ``` * * NOTE: The {get} and {withUpdate} functions operate using timestamps. Block number based delays are not currently * supported. */ type Delay is uint112; /** * @dev Wrap a duration into a Delay to add the one-step "update in the future" feature */ function toDelay(uint32 duration) internal pure returns (Delay) { return Delay.wrap(duration); } /** * @dev Get the value at a given timepoint plus the pending value and effect timepoint if there is a scheduled * change after this timepoint. If the effect timepoint is 0, then the pending value should not be considered. */ function _getFullAt(Delay self, uint48 timepoint) private pure returns (uint32, uint32, uint48) { (uint32 valueBefore, uint32 valueAfter, uint48 effect) = self.unpack(); return effect <= timepoint ? (valueAfter, 0, 0) : (valueBefore, valueAfter, effect); } /** * @dev Get the current value plus the pending value and effect timepoint if there is a scheduled change. If the * effect timepoint is 0, then the pending value should not be considered. */ function getFull(Delay self) internal view returns (uint32, uint32, uint48) { return _getFullAt(self, timestamp()); } /** * @dev Get the current value. */ function get(Delay self) internal view returns (uint32) { (uint32 delay, , ) = self.getFull(); return delay; } /** * @dev Update a Delay object so that it takes a new duration after a timepoint that is automatically computed to * enforce the old delay at the moment of the update. Returns the updated Delay object and the timestamp when the * new delay becomes effective. */ function withUpdate( Delay self, uint32 newValue, uint32 minSetback ) internal view returns (Delay updatedDelay, uint48 effect) { uint32 value = self.get(); uint32 setback = uint32(Math.max(minSetback, value > newValue ? value - newValue : 0)); effect = timestamp() + setback; return (pack(value, newValue, effect), effect); } /** * @dev Split a delay into its components: valueBefore, valueAfter and effect (transition timepoint). */ function unpack(Delay self) internal pure returns (uint32 valueBefore, uint32 valueAfter, uint48 effect) { uint112 raw = Delay.unwrap(self); valueAfter = uint32(raw); valueBefore = uint32(raw >> 32); effect = uint48(raw >> 64); return (valueBefore, valueAfter, effect); } /** * @dev pack the components into a Delay object. */ function pack(uint32 valueBefore, uint32 valueAfter, uint48 effect) internal pure returns (Delay) { return Delay.wrap((uint112(effect) << 64) | (uint112(valueBefore) << 32) | uint112(valueAfter)); } }
{ "optimizer": { "enabled": true, "runs": 1000, "details": { "peephole": true, "inliner": true, "jumpdestRemover": true, "orderLiterals": true, "deduplicate": true, "cse": true, "constantOptimizer": true, "yul": true, "yulDetails": { "stackAllocation": true } } }, "evmVersion": "shanghai", "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AccessControlBadConfirmation","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bytes32","name":"neededRole","type":"bytes32"}],"name":"AccessControlUnauthorizedAccount","type":"error"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[],"name":"CheckpointUnorderedInsertion","type":"error"},{"inputs":[],"name":"ECDSAInvalidSignature","type":"error"},{"inputs":[{"internalType":"uint256","name":"length","type":"uint256"}],"name":"ECDSAInvalidSignatureLength","type":"error"},{"inputs":[{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"ECDSAInvalidSignatureS","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"ERC1967InvalidImplementation","type":"error"},{"inputs":[],"name":"ERC1967NonPayable","type":"error"},{"inputs":[{"internalType":"uint256","name":"increasedSupply","type":"uint256"},{"internalType":"uint256","name":"cap","type":"uint256"}],"name":"ERC20ExceededSafeSupply","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"allowance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientAllowance","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"balance","type":"uint256"},{"internalType":"uint256","name":"needed","type":"uint256"}],"name":"ERC20InsufficientBalance","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC20InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC20InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC20InvalidSender","type":"error"},{"inputs":[{"internalType":"address","name":"spender","type":"address"}],"name":"ERC20InvalidSpender","type":"error"},{"inputs":[{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"ERC2612ExpiredSignature","type":"error"},{"inputs":[{"internalType":"address","name":"signer","type":"address"},{"internalType":"address","name":"owner","type":"address"}],"name":"ERC2612InvalidSigner","type":"error"},{"inputs":[{"internalType":"uint256","name":"timepoint","type":"uint256"},{"internalType":"uint48","name":"clock","type":"uint48"}],"name":"ERC5805FutureLookup","type":"error"},{"inputs":[],"name":"ERC6372InconsistentClock","type":"error"},{"inputs":[],"name":"EnforcedPause","type":"error"},{"inputs":[],"name":"ExpectedPause","type":"error"},{"inputs":[],"name":"FailedInnerCall","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"currentNonce","type":"uint256"}],"name":"InvalidAccountNonce","type":"error"},{"inputs":[],"name":"InvalidInitialization","type":"error"},{"inputs":[],"name":"NotInitializing","type":"error"},{"inputs":[{"internalType":"uint8","name":"bits","type":"uint8"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"SafeCastOverflowedUintDowncast","type":"error"},{"inputs":[],"name":"UUPSUnauthorizedCallContext","type":"error"},{"inputs":[{"internalType":"bytes32","name":"slot","type":"bytes32"}],"name":"UUPSUnsupportedProxiableUUID","type":"error"},{"inputs":[{"internalType":"uint256","name":"expiry","type":"uint256"}],"name":"VotesExpiredSignature","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousVotes","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newVotes","type":"uint256"}],"name":"DelegateVotesChanged","type":"event"},{"anonymous":false,"inputs":[],"name":"EIP712DomainChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint64","name":"version","type":"uint64"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"inputs":[],"name":"CLOCK_MODE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_SEPARATOR","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PAUSER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"UPGRADER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"UPGRADE_INTERFACE_VERSION","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burnFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint32","name":"pos","type":"uint32"}],"name":"checkpoints","outputs":[{"components":[{"internalType":"uint48","name":"_key","type":"uint48"},{"internalType":"uint208","name":"_value","type":"uint208"}],"internalType":"struct Checkpoints.Checkpoint208","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"clock","outputs":[{"internalType":"uint48","name":"","type":"uint48"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"}],"name":"delegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"eip712Domain","outputs":[{"internalType":"bytes1","name":"fields","type":"bytes1"},{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"version","type":"string"},{"internalType":"uint256","name":"chainId","type":"uint256"},{"internalType":"address","name":"verifyingContract","type":"address"},{"internalType":"bytes32","name":"salt","type":"bytes32"},{"internalType":"uint256[]","name":"extensions","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"timepoint","type":"uint256"}],"name":"getPastTotalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"timepoint","type":"uint256"}],"name":"getPastVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"defaultAdmin","type":"address"},{"internalType":"bool","name":"shouldMint","type":"bool"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"permit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"proxiableUUID","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"callerConfirmation","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 30 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|---|---|---|---|---|
BSC | 62.38% | $698.81 | 164.1955 | $114,740.87 | |
BSC | 10.80% | $2.23 | 8,898.4201 | $19,871.23 | |
BSC | 9.20% | $0.000316 | 53,566,735.66 | $16,922.17 | |
BSC | 1.79% | <$0.000001 | 10,010,117,585.8128 | $3,287.38 | |
BSC | 1.14% | $1 | 2,099.2598 | $2,101.36 | |
BSC | 0.77% | $1 | 1,413.5054 | $1,414.51 | |
BSC | 0.41% | <$0.000001 | 6,210,794,867.2 | $753.42 | |
BSC | 0.29% | $1.31 | 408.721 | $537.11 | |
BSC | 0.17% | <$0.000001 | 14,589,668,812,992.092 | $304.31 | |
BSC | 0.15% | $0.000047 | 5,793,728.4981 | $271.45 | |
BSC | 0.12% | $3,760.79 | 0.0569 | $214.04 | |
BSC | 0.11% | <$0.000001 | 70,061,747,167.5776 | $210.19 | |
BSC | 0.08% | $3.51 | 41.5188 | $145.73 | |
BSC | 0.07% | <$0.000001 | 20,107,185,689.3192 | $120.72 | |
BSC | 0.04% | $216.99 | 0.3332 | $72.3 | |
BSC | 0.03% | $0.000027 | 1,790,234.63 | $48.87 | |
BSC | 0.02% | $0.000038 | 1,115,904.7891 | $42.63 | |
BSC | 0.02% | $0.001192 | 32,319.9928 | $38.52 | |
BSC | 0.02% | $97,662.47 | 0.00031615 | $30.88 | |
BSC | 0.02% | $1.02 | 26.9795 | $27.62 | |
BSC | 0.01% | <$0.000001 | 73,037,681.1721 | $25.12 | |
BSC | <0.01% | <$0.000001 | 42,550,917,773.238 | $17.07 | |
BSC | <0.01% | <$0.000001 | 40,517,373,689.8773 | $12.16 | |
BSC | <0.01% | $0.000024 | 500,000 | $11.94 | |
BSC | <0.01% | $0.002696 | 4,161 | $11.22 | |
BSC | <0.01% | $0.000045 | 219,826.0391 | $9.87 | |
BSC | <0.01% | $0.169337 | 42.243 | $7.15 | |
BSC | <0.01% | $0.411448 | 17.16 | $7.06 | |
BSC | <0.01% | <$0.000001 | 7,204,266,481.8948 | $6.34 | |
BSC | <0.01% | <$0.000001 | 6,442,350,840.5751 | $6.18 | |
BSC | <0.01% | <$0.000001 | 633,188,481.0431 | $5.78 | |
BSC | <0.01% | $0.108966 | 45.9934 | $5.01 | |
BSC | <0.01% | <$0.000001 | 231,390,887,623 | $4.19 | |
BSC | <0.01% | <$0.000001 | 1,172,466,549.7552 | $3.54 | |
BSC | <0.01% | <$0.000001 | 3,217,243,666.3411 | $3.22 | |
BSC | <0.01% | $0.000653 | 4,586.1538 | $2.99 | |
BSC | <0.01% | <$0.000001 | 8,546,672.511 | $2.52 | |
BSC | <0.01% | <$0.000001 | 6,315,099,948.9621 | $2.06 | |
BSC | <0.01% | $0.000261 | 6,000 | $1.57 | |
BSC | <0.01% | <$0.000001 | 603,593,158.7657 | $1.38 | |
BSC | <0.01% | $0.006706 | 99.0728 | $0.6644 | |
BSC | <0.01% | $0.18673 | 2.86 | $0.534 | |
BSC | <0.01% | $0.000002 | 294,944.41 | $0.5102 | |
BSC | <0.01% | $0.005495 | 91.4278 | $0.5023 | |
BSC | <0.01% | <$0.000001 | 49,258,248,523.3491 | $0.4501 | |
BSC | <0.01% | <$0.000001 | 433,000,919.7706 | $0.4342 | |
BSC | <0.01% | <$0.000001 | 3,632,584,155.2398 | $0.3632 | |
BSC | <0.01% | $0.000168 | 2,015.5982 | $0.3386 | |
BSC | <0.01% | <$0.000001 | 100,000,000,000,000,000 | $0.30 | |
BSC | <0.01% | $0.000003 | 80,000 | $0.2232 | |
BSC | <0.01% | <$0.000001 | 13,832,092,340.667 | $0.1975 | |
BSC | <0.01% | $0.00087 | 220 | $0.1913 | |
BSC | <0.01% | $0.001886 | 100 | $0.1885 | |
BSC | <0.01% | $0.000037 | 5,000 | $0.1836 | |
BSC | <0.01% | <$0.000001 | 112,740,654.347 | $0.1546 | |
BSC | <0.01% | $0.00093 | 163.8794 | $0.1524 | |
BSC | <0.01% | $0.002902 | 50 | $0.145 | |
BSC | <0.01% | $0.001945 | 69 | $0.1342 | |
BSC | <0.01% | <$0.000001 | 83,937,831,971.513 | $0.1269 | |
BSC | <0.01% | $0.016158 | 7.65 | $0.1236 | |
ETH | 6.90% | $3,754.25 | 3.3817 | $12,695.93 | |
ETH | 2.42% | $3.5 | 1,272.6311 | $4,454.21 | |
ETH | 1.64% | $1 | 3,017.5307 | $3,017.53 | |
ETH | 0.39% | $0.000234 | 3,076,564.1926 | $721.05 | |
ETH | 0.36% | $0.999997 | 667.22 | $667.22 | |
ETH | 0.31% | $0.000027 | 20,996,392.8396 | $573.41 | |
ETH | 0.16% | $700.74 | 0.4229 | $296.36 | |
ETH | 0.04% | $0.000001 | 72,418,925.5008 | $73.14 | |
ETH | 0.03% | $0.595975 | 80 | $47.68 | |
ETH | 0.01% | $0.043124 | 514.88 | $22.2 | |
ETH | <0.01% | $0.031654 | 257.5693 | $8.15 | |
ETH | <0.01% | $4.62 | 1 | $4.62 | |
ETH | <0.01% | $100.61 | 0.01 | $1.01 | |
AVAX | 0.03% | $46.28 | 1.2852 | $59.47 | |
AVAX | <0.01% | $1 | 0.11 | $0.11 | |
POL | <0.01% | $0.595967 | 2 | $1.19 | |
XDC | <0.01% | $0.000316 | 1,000 | $0.3161 |
[ Download: CSV Export ]
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.