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Contract Name:
AMBeacon
Compiler Version
v0.8.20+commit.a1b79de6
Optimization Enabled:
Yes with 200 runs
Other Settings:
shanghai EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/beacon/UpgradeableBeacon.sol) // Modified by Spectra to use AccessManager instead of Ownable for access control pragma solidity 0.8.20; import {IBeacon} from "openzeppelin-contracts/proxy/beacon/IBeacon.sol"; import "openzeppelin-contracts/access/manager/AccessManaged.sol"; /** * @title AMBeacon * @dev This contract is used in conjunction with one or more instances of {BeaconProxy} to determine their * implementation contract, which is where they will delegate all function calls. * * Previously, the contract relied on the Ownable pattern from OpenZeppelin. * It has been modified by Spectra to use the AccessManaged for access control instead. * * The authority can change the implementation the beacon points to, thus upgrading the proxies that use this beacon. */ contract AMBeacon is IBeacon, AccessManaged { address private _implementation; /** * @dev The `implementation` of the beacon is invalid. */ error BeaconInvalidImplementation(address implementation); /** * @dev Emitted when the implementation returned by the beacon is changed. */ event Upgraded(address indexed implementation); /** * @dev Initializes the contract setting the address of the initial implementation and the initial authority (Access Manager contract). * * @param implementation_ Address of the initial implementation. * @param initialAuthority Address of the initial authority (Access Manager contract). */ constructor(address implementation_, address initialAuthority) AccessManaged(initialAuthority) { _setImplementation(implementation_); } /** * @dev Returns the current implementation address. */ function implementation() public view virtual returns (address) { return _implementation; } /** * @dev Upgrades the beacon to a new implementation. * * Emits an {Upgraded} event. * * Requirements: * * - msg.sender must have the appropriate role in the authority. * By default it is the ADMIN_ROLE of the AccessManager contract. * Other roles can be used see setTargetFunctionRole(target, selectors, roleId) * in AccessManager.sol (OpenZeppelin 5.0) * - `newImplementation` must be a contract. */ function upgradeTo(address newImplementation) public virtual restricted { _setImplementation(newImplementation); } /** * @dev Sets the implementation contract address for this beacon * * Requirements: * * - `newImplementation` must be a contract. * */ function _setImplementation(address newImplementation) private { if (newImplementation.code.length == 0) { revert BeaconInvalidImplementation(newImplementation); } _implementation = newImplementation; emit Upgraded(newImplementation); } }
// 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) (access/manager/AccessManaged.sol) pragma solidity ^0.8.20; import {IAuthority} from "./IAuthority.sol"; import {AuthorityUtils} from "./AuthorityUtils.sol"; import {IAccessManager} from "./IAccessManager.sol"; import {IAccessManaged} from "./IAccessManaged.sol"; import {Context} from "../../utils/Context.sol"; /** * @dev This contract module makes available a {restricted} modifier. Functions decorated with this modifier will be * permissioned according to an "authority": a contract like {AccessManager} that follows the {IAuthority} interface, * implementing a policy that allows certain callers to access certain functions. * * IMPORTANT: The `restricted` modifier should never be used on `internal` functions, judiciously used in `public` * functions, and ideally only used in `external` functions. See {restricted}. */ abstract contract AccessManaged is Context, IAccessManaged { address private _authority; bool private _consumingSchedule; /** * @dev Initializes the contract connected to an initial authority. */ constructor(address initialAuthority) { _setAuthority(initialAuthority); } /** * @dev Restricts access to a function as defined by the connected Authority for this contract and the * caller and selector of the function that entered the contract. * * [IMPORTANT] * ==== * In general, this modifier should only be used on `external` functions. It is okay to use it on `public` * functions that are used as external entry points and are not called internally. Unless you know what you're * doing, it should never be used on `internal` functions. Failure to follow these rules can have critical security * implications! This is because the permissions are determined by the function that entered the contract, i.e. the * function at the bottom of the call stack, and not the function where the modifier is visible in the source code. * ==== * * [WARNING] * ==== * Avoid adding this modifier to the https://docs.soliditylang.org/en/v0.8.20/contracts.html#receive-ether-function[`receive()`] * function or the https://docs.soliditylang.org/en/v0.8.20/contracts.html#fallback-function[`fallback()`]. These * functions are the only execution paths where a function selector cannot be unambiguosly determined from the calldata * since the selector defaults to `0x00000000` in the `receive()` function and similarly in the `fallback()` function * if no calldata is provided. (See {_checkCanCall}). * * The `receive()` function will always panic whereas the `fallback()` may panic depending on the calldata length. * ==== */ modifier restricted() { _checkCanCall(_msgSender(), _msgData()); _; } /// @inheritdoc IAccessManaged function authority() public view virtual returns (address) { return _authority; } /// @inheritdoc IAccessManaged function setAuthority(address newAuthority) public virtual { address caller = _msgSender(); if (caller != authority()) { revert AccessManagedUnauthorized(caller); } if (newAuthority.code.length == 0) { revert AccessManagedInvalidAuthority(newAuthority); } _setAuthority(newAuthority); } /// @inheritdoc IAccessManaged function isConsumingScheduledOp() public view returns (bytes4) { return _consumingSchedule ? this.isConsumingScheduledOp.selector : bytes4(0); } /** * @dev Transfers control to a new authority. Internal function with no access restriction. Allows bypassing the * permissions set by the current authority. */ function _setAuthority(address newAuthority) internal virtual { _authority = newAuthority; emit AuthorityUpdated(newAuthority); } /** * @dev Reverts if the caller is not allowed to call the function identified by a selector. Panics if the calldata * is less than 4 bytes long. */ function _checkCanCall(address caller, bytes calldata data) internal virtual { (bool immediate, uint32 delay) = AuthorityUtils.canCallWithDelay( authority(), caller, address(this), bytes4(data[0:4]) ); if (!immediate) { if (delay > 0) { _consumingSchedule = true; IAccessManager(authority()).consumeScheduledOp(caller, data); _consumingSchedule = false; } else { revert AccessManagedUnauthorized(caller); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/manager/IAuthority.sol) pragma solidity ^0.8.20; /** * @dev Standard interface for permissioning originally defined in Dappsys. */ interface IAuthority { /** * @dev Returns true if the caller can invoke on a target the function identified by a function selector. */ function canCall(address caller, address target, bytes4 selector) external view returns (bool allowed); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/manager/AuthorityUtils.sol) pragma solidity ^0.8.20; import {IAuthority} from "./IAuthority.sol"; library AuthorityUtils { /** * @dev Since `AccessManager` implements an extended IAuthority interface, invoking `canCall` with backwards compatibility * for the preexisting `IAuthority` interface requires special care to avoid reverting on insufficient return data. * This helper function takes care of invoking `canCall` in a backwards compatible way without reverting. */ function canCallWithDelay( address authority, address caller, address target, bytes4 selector ) internal view returns (bool immediate, uint32 delay) { (bool success, bytes memory data) = authority.staticcall( abi.encodeCall(IAuthority.canCall, (caller, target, selector)) ); if (success) { if (data.length >= 0x40) { (immediate, delay) = abi.decode(data, (bool, uint32)); } else if (data.length >= 0x20) { immediate = abi.decode(data, (bool)); } } return (immediate, delay); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/manager/IAccessManager.sol) pragma solidity ^0.8.20; import {IAccessManaged} from "./IAccessManaged.sol"; import {Time} from "../../utils/types/Time.sol"; interface IAccessManager { /** * @dev A delayed operation was scheduled. */ event OperationScheduled( bytes32 indexed operationId, uint32 indexed nonce, uint48 schedule, address caller, address target, bytes data ); /** * @dev A scheduled operation was executed. */ event OperationExecuted(bytes32 indexed operationId, uint32 indexed nonce); /** * @dev A scheduled operation was canceled. */ event OperationCanceled(bytes32 indexed operationId, uint32 indexed nonce); /** * @dev Informational labelling for a roleId. */ event RoleLabel(uint64 indexed roleId, string label); /** * @dev Emitted when `account` is granted `roleId`. * * NOTE: The meaning of the `since` argument depends on the `newMember` argument. * If the role is granted to a new member, the `since` argument indicates when the account becomes a member of the role, * otherwise it indicates the execution delay for this account and roleId is updated. */ event RoleGranted(uint64 indexed roleId, address indexed account, uint32 delay, uint48 since, bool newMember); /** * @dev Emitted when `account` membership or `roleId` is revoked. Unlike granting, revoking is instantaneous. */ event RoleRevoked(uint64 indexed roleId, address indexed account); /** * @dev Role acting as admin over a given `roleId` is updated. */ event RoleAdminChanged(uint64 indexed roleId, uint64 indexed admin); /** * @dev Role acting as guardian over a given `roleId` is updated. */ event RoleGuardianChanged(uint64 indexed roleId, uint64 indexed guardian); /** * @dev Grant delay for a given `roleId` will be updated to `delay` when `since` is reached. */ event RoleGrantDelayChanged(uint64 indexed roleId, uint32 delay, uint48 since); /** * @dev Target mode is updated (true = closed, false = open). */ event TargetClosed(address indexed target, bool closed); /** * @dev Role required to invoke `selector` on `target` is updated to `roleId`. */ event TargetFunctionRoleUpdated(address indexed target, bytes4 selector, uint64 indexed roleId); /** * @dev Admin delay for a given `target` will be updated to `delay` when `since` is reached. */ event TargetAdminDelayUpdated(address indexed target, uint32 delay, uint48 since); error AccessManagerAlreadyScheduled(bytes32 operationId); error AccessManagerNotScheduled(bytes32 operationId); error AccessManagerNotReady(bytes32 operationId); error AccessManagerExpired(bytes32 operationId); error AccessManagerLockedAccount(address account); error AccessManagerLockedRole(uint64 roleId); error AccessManagerBadConfirmation(); error AccessManagerUnauthorizedAccount(address msgsender, uint64 roleId); error AccessManagerUnauthorizedCall(address caller, address target, bytes4 selector); error AccessManagerUnauthorizedConsume(address target); error AccessManagerUnauthorizedCancel(address msgsender, address caller, address target, bytes4 selector); error AccessManagerInvalidInitialAdmin(address initialAdmin); /** * @dev Check if an address (`caller`) is authorised to call a given function on a given contract directly (with * no restriction). Additionally, it returns the delay needed to perform the call indirectly through the {schedule} * & {execute} workflow. * * This function is usually called by the targeted contract to control immediate execution of restricted functions. * Therefore we only return true if the call can be performed without any delay. If the call is subject to a * previously set delay (not zero), then the function should return false and the caller should schedule the operation * for future execution. * * If `immediate` is true, the delay can be disregarded and the operation can be immediately executed, otherwise * the operation can be executed if and only if delay is greater than 0. * * NOTE: The IAuthority interface does not include the `uint32` delay. This is an extension of that interface that * is backward compatible. Some contracts may thus ignore the second return argument. In that case they will fail * to identify the indirect workflow, and will consider calls that require a delay to be forbidden. * * NOTE: This function does not report the permissions of this manager itself. These are defined by the * {_canCallSelf} function instead. */ function canCall( address caller, address target, bytes4 selector ) external view returns (bool allowed, uint32 delay); /** * @dev Expiration delay for scheduled proposals. Defaults to 1 week. * * IMPORTANT: Avoid overriding the expiration with 0. Otherwise every contract proposal will be expired immediately, * disabling any scheduling usage. */ function expiration() external view returns (uint32); /** * @dev Minimum setback for all delay updates, with the exception of execution delays. It * can be increased without setback (and reset via {revokeRole} in the case event of an * accidental increase). Defaults to 5 days. */ function minSetback() external view returns (uint32); /** * @dev Get whether the contract is closed disabling any access. Otherwise role permissions are applied. */ function isTargetClosed(address target) external view returns (bool); /** * @dev Get the role required to call a function. */ function getTargetFunctionRole(address target, bytes4 selector) external view returns (uint64); /** * @dev Get the admin delay for a target contract. Changes to contract configuration are subject to this delay. */ function getTargetAdminDelay(address target) external view returns (uint32); /** * @dev Get the id of the role that acts as an admin for the given role. * * The admin permission is required to grant the role, revoke the role and update the execution delay to execute * an operation that is restricted to this role. */ function getRoleAdmin(uint64 roleId) external view returns (uint64); /** * @dev Get the role that acts as a guardian for a given role. * * The guardian permission allows canceling operations that have been scheduled under the role. */ function getRoleGuardian(uint64 roleId) external view returns (uint64); /** * @dev Get the role current grant delay. * * Its value may change at any point without an event emitted following a call to {setGrantDelay}. * Changes to this value, including effect timepoint are notified in advance by the {RoleGrantDelayChanged} event. */ function getRoleGrantDelay(uint64 roleId) external view returns (uint32); /** * @dev Get the access details for a given account for a given role. These details include the timepoint at which * membership becomes active, and the delay applied to all operation by this user that requires this permission * level. * * Returns: * [0] Timestamp at which the account membership becomes valid. 0 means role is not granted. * [1] Current execution delay for the account. * [2] Pending execution delay for the account. * [3] Timestamp at which the pending execution delay will become active. 0 means no delay update is scheduled. */ function getAccess(uint64 roleId, address account) external view returns (uint48, uint32, uint32, uint48); /** * @dev Check if a given account currently has the permission level corresponding to a given role. Note that this * permission might be associated with an execution delay. {getAccess} can provide more details. */ function hasRole(uint64 roleId, address account) external view returns (bool, uint32); /** * @dev Give a label to a role, for improved role discoverability by UIs. * * Requirements: * * - the caller must be a global admin * * Emits a {RoleLabel} event. */ function labelRole(uint64 roleId, string calldata label) external; /** * @dev Add `account` to `roleId`, or change its execution delay. * * This gives the account the authorization to call any function that is restricted to this role. An optional * execution delay (in seconds) can be set. If that delay is non 0, the user is required to schedule any operation * that is restricted to members of this role. The user will only be able to execute the operation after the delay has * passed, before it has expired. During this period, admin and guardians can cancel the operation (see {cancel}). * * If the account has already been granted this role, the execution delay will be updated. This update is not * immediate and follows the delay rules. For example, if a user currently has a delay of 3 hours, and this is * called to reduce that delay to 1 hour, the new delay will take some time to take effect, enforcing that any * operation executed in the 3 hours that follows this update was indeed scheduled before this update. * * Requirements: * * - the caller must be an admin for the role (see {getRoleAdmin}) * - granted role must not be the `PUBLIC_ROLE` * * Emits a {RoleGranted} event. */ function grantRole(uint64 roleId, address account, uint32 executionDelay) external; /** * @dev Remove an account from a role, with immediate effect. If the account does not have the role, this call has * no effect. * * Requirements: * * - the caller must be an admin for the role (see {getRoleAdmin}) * - revoked role must not be the `PUBLIC_ROLE` * * Emits a {RoleRevoked} event if the account had the role. */ function revokeRole(uint64 roleId, address account) external; /** * @dev Renounce role permissions for the calling account with immediate effect. If the sender is not in * the role this call has no effect. * * Requirements: * * - the caller must be `callerConfirmation`. * * Emits a {RoleRevoked} event if the account had the role. */ function renounceRole(uint64 roleId, address callerConfirmation) external; /** * @dev Change admin role for a given role. * * Requirements: * * - the caller must be a global admin * * Emits a {RoleAdminChanged} event */ function setRoleAdmin(uint64 roleId, uint64 admin) external; /** * @dev Change guardian role for a given role. * * Requirements: * * - the caller must be a global admin * * Emits a {RoleGuardianChanged} event */ function setRoleGuardian(uint64 roleId, uint64 guardian) external; /** * @dev Update the delay for granting a `roleId`. * * Requirements: * * - the caller must be a global admin * * Emits a {RoleGrantDelayChanged} event. */ function setGrantDelay(uint64 roleId, uint32 newDelay) external; /** * @dev Set the role required to call functions identified by the `selectors` in the `target` contract. * * Requirements: * * - the caller must be a global admin * * Emits a {TargetFunctionRoleUpdated} event per selector. */ function setTargetFunctionRole(address target, bytes4[] calldata selectors, uint64 roleId) external; /** * @dev Set the delay for changing the configuration of a given target contract. * * Requirements: * * - the caller must be a global admin * * Emits a {TargetAdminDelayUpdated} event. */ function setTargetAdminDelay(address target, uint32 newDelay) external; /** * @dev Set the closed flag for a contract. * * Requirements: * * - the caller must be a global admin * * Emits a {TargetClosed} event. */ function setTargetClosed(address target, bool closed) external; /** * @dev Return the timepoint at which a scheduled operation will be ready for execution. This returns 0 if the * operation is not yet scheduled, has expired, was executed, or was canceled. */ function getSchedule(bytes32 id) external view returns (uint48); /** * @dev Return the nonce for the latest scheduled operation with a given id. Returns 0 if the operation has never * been scheduled. */ function getNonce(bytes32 id) external view returns (uint32); /** * @dev Schedule a delayed operation for future execution, and return the operation identifier. It is possible to * choose the timestamp at which the operation becomes executable as long as it satisfies the execution delays * required for the caller. The special value zero will automatically set the earliest possible time. * * Returns the `operationId` that was scheduled. Since this value is a hash of the parameters, it can reoccur when * the same parameters are used; if this is relevant, the returned `nonce` can be used to uniquely identify this * scheduled operation from other occurrences of the same `operationId` in invocations of {execute} and {cancel}. * * Emits a {OperationScheduled} event. * * NOTE: It is not possible to concurrently schedule more than one operation with the same `target` and `data`. If * this is necessary, a random byte can be appended to `data` to act as a salt that will be ignored by the target * contract if it is using standard Solidity ABI encoding. */ function schedule(address target, bytes calldata data, uint48 when) external returns (bytes32, uint32); /** * @dev Execute a function that is delay restricted, provided it was properly scheduled beforehand, or the * execution delay is 0. * * Returns the nonce that identifies the previously scheduled operation that is executed, or 0 if the * operation wasn't previously scheduled (if the caller doesn't have an execution delay). * * Emits an {OperationExecuted} event only if the call was scheduled and delayed. */ function execute(address target, bytes calldata data) external payable returns (uint32); /** * @dev Cancel a scheduled (delayed) operation. Returns the nonce that identifies the previously scheduled * operation that is cancelled. * * Requirements: * * - the caller must be the proposer, a guardian of the targeted function, or a global admin * * Emits a {OperationCanceled} event. */ function cancel(address caller, address target, bytes calldata data) external returns (uint32); /** * @dev Consume a scheduled operation targeting the caller. If such an operation exists, mark it as consumed * (emit an {OperationExecuted} event and clean the state). Otherwise, throw an error. * * This is useful for contract that want to enforce that calls targeting them were scheduled on the manager, * with all the verifications that it implies. * * Emit a {OperationExecuted} event. */ function consumeScheduledOp(address caller, bytes calldata data) external; /** * @dev Hashing function for delayed operations. */ function hashOperation(address caller, address target, bytes calldata data) external view returns (bytes32); /** * @dev Changes the authority of a target managed by this manager instance. * * Requirements: * * - the caller must be a global admin */ function updateAuthority(address target, address newAuthority) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/manager/IAccessManaged.sol) pragma solidity ^0.8.20; interface IAccessManaged { /** * @dev Authority that manages this contract was updated. */ event AuthorityUpdated(address authority); error AccessManagedUnauthorized(address caller); error AccessManagedRequiredDelay(address caller, uint32 delay); error AccessManagedInvalidAuthority(address authority); /** * @dev Returns the current authority. */ function authority() external view returns (address); /** * @dev Transfers control to a new authority. The caller must be the current authority. */ function setAuthority(address) external; /** * @dev Returns true only in the context of a delayed restricted call, at the moment that the scheduled operation is * being consumed. Prevents denial of service for delayed restricted calls in the case that the contract performs * attacker controlled calls. */ function isConsumingScheduledOp() external view returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/Context.sol) pragma solidity ^0.8.20; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated 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)); } }
// 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); } }
{ "remappings": [ "ds-test/=lib/forge-std/lib/ds-test/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "forge-std/=lib/forge-std/src/", "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "openzeppelin-contracts/=lib/openzeppelin-contracts/contracts/", "openzeppelin-erc20-basic/=lib/openzeppelin-contracts/contracts/token/ERC20/", "openzeppelin-erc20-extensions/=lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/", "openzeppelin-erc20/=lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/", "openzeppelin-math/=lib/openzeppelin-contracts/contracts/utils/math/", "openzeppelin-proxy/=lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/", "openzeppelin-utils/=lib/openzeppelin-contracts/contracts/utils/", "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "useLiteralContent": false, "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "shanghai", "viaIR": false, "libraries": { "src/libraries/CurvePoolUtil.sol": { "CurvePoolUtil": "0xe6c69Dd9c450406c3E4383431bAe36B7B6aE018c" }, "src/libraries/PrincipalTokenUtil.sol": { "PrincipalTokenUtil": "0x335408Ca7f0258427F99eF2457291583B55d757c" } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"implementation_","type":"address"},{"internalType":"address","name":"initialAuthority","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"authority","type":"address"}],"name":"AccessManagedInvalidAuthority","type":"error"},{"inputs":[{"internalType":"address","name":"caller","type":"address"},{"internalType":"uint32","name":"delay","type":"uint32"}],"name":"AccessManagedRequiredDelay","type":"error"},{"inputs":[{"internalType":"address","name":"caller","type":"address"}],"name":"AccessManagedUnauthorized","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"BeaconInvalidImplementation","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"authority","type":"address"}],"name":"AuthorityUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"inputs":[],"name":"authority","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isConsumingScheduledOp","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newAuthority","type":"address"}],"name":"setAuthority","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000009176eacaa413cc0722aa5ad716820e8f19682b70000000000000000000000008f2ce1f5b4811b97b3ad3c8721f0a4676002c3b8
-----Decoded View---------------
Arg [0] : implementation_ (address): 0x09176eacAA413cc0722aa5AD716820E8f19682b7
Arg [1] : initialAuthority (address): 0x8f2cE1f5B4811b97b3AD3c8721F0A4676002c3B8
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 00000000000000000000000009176eacaa413cc0722aa5ad716820e8f19682b7
Arg [1] : 0000000000000000000000008f2ce1f5b4811b97b3ad3c8721f0a4676002c3b8
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Multichain Portfolio | 30 Chains
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.