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Contract Source Code Verified (Exact Match)
Contract Name:
VaultConfigurator
Compiler Version
v0.8.25+commit.b61c2a91
Optimization Enabled:
Yes with 200 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {BaseSlasher} from "./slasher/BaseSlasher.sol"; import {DelegatorFactory} from "./DelegatorFactory.sol"; import {SlasherFactory} from "./SlasherFactory.sol"; import {VaultFactory} from "./VaultFactory.sol"; import {Vault} from "./vault/Vault.sol"; import {IVaultConfigurator} from "../interfaces/IVaultConfigurator.sol"; contract VaultConfigurator is IVaultConfigurator { /** * @inheritdoc IVaultConfigurator */ address public immutable VAULT_FACTORY; /** * @inheritdoc IVaultConfigurator */ address public immutable DELEGATOR_FACTORY; /** * @inheritdoc IVaultConfigurator */ address public immutable SLASHER_FACTORY; constructor(address vaultFactory, address delegatorFactory, address slasherFactory) { VAULT_FACTORY = vaultFactory; DELEGATOR_FACTORY = delegatorFactory; SLASHER_FACTORY = slasherFactory; } /** * @inheritdoc IVaultConfigurator */ function create( InitParams memory params ) public returns (address vault, address delegator, address slasher) { vault = VaultFactory(VAULT_FACTORY).create(params.version, params.owner, params.vaultParams); delegator = DelegatorFactory(DELEGATOR_FACTORY).create(params.delegatorIndex, abi.encode(vault, params.delegatorParams)); if (params.withSlasher) { slasher = SlasherFactory(SLASHER_FACTORY).create(params.slasherIndex, abi.encode(vault, params.slasherParams)); } Vault(vault).setDelegator(delegator); Vault(vault).setSlasher(slasher); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {Entity} from "../common/Entity.sol"; import {StaticDelegateCallable} from "../common/StaticDelegateCallable.sol"; import {IBaseDelegator} from "../../interfaces/delegator/IBaseDelegator.sol"; import {IBaseSlasher} from "../../interfaces/slasher/IBaseSlasher.sol"; import {INetworkMiddlewareService} from "../../interfaces/service/INetworkMiddlewareService.sol"; import {IRegistry} from "../../interfaces/common/IRegistry.sol"; import {IVault} from "../../interfaces/vault/IVault.sol"; import {Checkpoints} from "../libraries/Checkpoints.sol"; import {Subnetwork} from "../libraries/Subnetwork.sol"; import {Math} from "@openzeppelin/contracts/utils/math/Math.sol"; import {ReentrancyGuardUpgradeable} from "@openzeppelin/contracts-upgradeable/utils/ReentrancyGuardUpgradeable.sol"; import {Time} from "@openzeppelin/contracts/utils/types/Time.sol"; abstract contract BaseSlasher is Entity, StaticDelegateCallable, ReentrancyGuardUpgradeable, IBaseSlasher { using Checkpoints for Checkpoints.Trace256; using Subnetwork for bytes32; /** * @inheritdoc IBaseSlasher */ address public immutable VAULT_FACTORY; /** * @inheritdoc IBaseSlasher */ address public immutable NETWORK_MIDDLEWARE_SERVICE; /** * @inheritdoc IBaseSlasher */ address public vault; /** * @inheritdoc IBaseSlasher */ mapping(bytes32 subnetwork => mapping(address operator => uint48 value)) public latestSlashedCaptureTimestamp; Checkpoints.Trace256 internal _globalCumulativeSlash; mapping(bytes32 subnetwork => mapping(address operator => Checkpoints.Trace256 amount)) internal _cumulativeSlash; modifier onlyNetworkMiddleware( bytes32 subnetwork ) { _checkNetworkMiddleware(subnetwork); _; } constructor( address vaultFactory, address networkMiddlewareService, address slasherFactory, uint64 entityType ) Entity(slasherFactory, entityType) { VAULT_FACTORY = vaultFactory; NETWORK_MIDDLEWARE_SERVICE = networkMiddlewareService; } /** * @inheritdoc IBaseSlasher */ function globalCumulativeSlashAt(uint48 timestamp, bytes memory hint) public view returns (uint256) { return _globalCumulativeSlash.upperLookupRecent(timestamp, hint); } /** * @inheritdoc IBaseSlasher */ function globalCumulativeSlash() public view returns (uint256) { return _globalCumulativeSlash.latest(); } /** * @inheritdoc IBaseSlasher */ function cumulativeSlashAt( bytes32 subnetwork, address operator, uint48 timestamp, bytes memory hint ) public view returns (uint256) { return _cumulativeSlash[subnetwork][operator].upperLookupRecent(timestamp, hint); } /** * @inheritdoc IBaseSlasher */ function cumulativeSlash(bytes32 subnetwork, address operator) public view returns (uint256) { return _cumulativeSlash[subnetwork][operator].latest(); } /** * @inheritdoc IBaseSlasher */ function slashableStake( bytes32 subnetwork, address operator, uint48 captureTimestamp, bytes memory hints ) public view returns (uint256) { SlashableStakeHints memory slashableStakeHints; if (hints.length > 0) { slashableStakeHints = abi.decode(hints, (SlashableStakeHints)); } if ( captureTimestamp < Time.timestamp() - IVault(vault).epochDuration() || captureTimestamp >= Time.timestamp() || captureTimestamp < latestSlashedCaptureTimestamp[subnetwork][operator] ) { return 0; } uint256 activeStake = IVault(vault).activeStakeAt(captureTimestamp, slashableStakeHints.activeStakeHint); uint256 stakeAmount = IBaseDelegator(IVault(vault).delegator()).stakeAt( subnetwork, operator, captureTimestamp, slashableStakeHints.stakeHints ); return Math.min( activeStake - Math.min( globalCumulativeSlash() - globalCumulativeSlashAt(captureTimestamp, slashableStakeHints.globalCumulativeSlashFromHint), activeStake ), stakeAmount - Math.min( cumulativeSlash(subnetwork, operator) - cumulativeSlashAt(subnetwork, operator, captureTimestamp, slashableStakeHints.cumulativeSlashFromHint), stakeAmount ) ); } function _checkNetworkMiddleware( bytes32 subnetwork ) internal view { if (INetworkMiddlewareService(NETWORK_MIDDLEWARE_SERVICE).middleware(subnetwork.network()) != msg.sender) { revert NotNetworkMiddleware(); } } function _checkLatestSlashedCaptureTimestamp( bytes32 subnetwork, address operator, uint48 captureTimestamp ) internal view { if (captureTimestamp < latestSlashedCaptureTimestamp[subnetwork][operator]) { revert OutdatedCaptureTimestamp(); } } function _updateLatestSlashedCaptureTimestamp( bytes32 subnetwork, address operator, uint48 captureTimestamp ) internal { if (latestSlashedCaptureTimestamp[subnetwork][operator] < captureTimestamp) { latestSlashedCaptureTimestamp[subnetwork][operator] = captureTimestamp; } } function _updateCumulativeSlash(bytes32 subnetwork, address operator, uint256 amount) internal { _globalCumulativeSlash.push(Time.timestamp(), globalCumulativeSlash() + amount); _cumulativeSlash[subnetwork][operator].push(Time.timestamp(), cumulativeSlash(subnetwork, operator) + amount); } function _initialize( bytes calldata data ) internal override { (address vault_, bytes memory data_) = abi.decode(data, (address, bytes)); if (!IRegistry(VAULT_FACTORY).isEntity(vault_)) { revert NotVault(); } __ReentrancyGuard_init(); vault = vault_; __initialize(vault_, data_); } function __initialize(address vault_, bytes memory data) internal virtual {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {Factory} from "./common/Factory.sol"; import {IDelegatorFactory} from "../interfaces/IDelegatorFactory.sol"; contract DelegatorFactory is Factory, IDelegatorFactory { constructor( address owner_ ) Factory(owner_) {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {Factory} from "./common/Factory.sol"; import {ISlasherFactory} from "../interfaces/ISlasherFactory.sol"; contract SlasherFactory is Factory, ISlasherFactory { constructor( address owner_ ) Factory(owner_) {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {MigratablesFactory} from "./common/MigratablesFactory.sol"; import {IVaultFactory} from "../interfaces/IVaultFactory.sol"; contract VaultFactory is MigratablesFactory, IVaultFactory { constructor( address owner_ ) MigratablesFactory(owner_) {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {MigratableEntity} from "../common/MigratableEntity.sol"; import {VaultStorage} from "./VaultStorage.sol"; import {IBaseDelegator} from "../../interfaces/delegator/IBaseDelegator.sol"; import {IBaseSlasher} from "../../interfaces/slasher/IBaseSlasher.sol"; import {IRegistry} from "../../interfaces/common/IRegistry.sol"; import {IVault} from "../../interfaces/vault/IVault.sol"; import {Checkpoints} from "../libraries/Checkpoints.sol"; import {ERC4626Math} from "../libraries/ERC4626Math.sol"; import {AccessControlUpgradeable} from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol"; import {Math} from "@openzeppelin/contracts/utils/math/Math.sol"; import {SafeCast} from "@openzeppelin/contracts/utils/math/SafeCast.sol"; import {SafeERC20, IERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import {Time} from "@openzeppelin/contracts/utils/types/Time.sol"; contract Vault is VaultStorage, MigratableEntity, AccessControlUpgradeable, IVault { using Checkpoints for Checkpoints.Trace256; using Math for uint256; using SafeCast for uint256; using SafeERC20 for IERC20; constructor( address delegatorFactory, address slasherFactory, address vaultFactory ) VaultStorage(delegatorFactory, slasherFactory) MigratableEntity(vaultFactory) {} /** * @inheritdoc IVault */ function isInitialized() external view returns (bool) { return isDelegatorInitialized && isSlasherInitialized; } /** * @inheritdoc IVault */ function totalStake() public view returns (uint256) { uint256 epoch = currentEpoch(); return activeStake() + withdrawals[epoch] + withdrawals[epoch + 1]; } /** * @inheritdoc IVault */ function activeBalanceOfAt(address account, uint48 timestamp, bytes calldata hints) public view returns (uint256) { ActiveBalanceOfHints memory activeBalanceOfHints; if (hints.length > 0) { activeBalanceOfHints = abi.decode(hints, (ActiveBalanceOfHints)); } return ERC4626Math.previewRedeem( activeSharesOfAt(account, timestamp, activeBalanceOfHints.activeSharesOfHint), activeStakeAt(timestamp, activeBalanceOfHints.activeStakeHint), activeSharesAt(timestamp, activeBalanceOfHints.activeSharesHint) ); } /** * @inheritdoc IVault */ function activeBalanceOf( address account ) public view returns (uint256) { return ERC4626Math.previewRedeem(activeSharesOf(account), activeStake(), activeShares()); } /** * @inheritdoc IVault */ function withdrawalsOf(uint256 epoch, address account) public view returns (uint256) { return ERC4626Math.previewRedeem(withdrawalSharesOf[epoch][account], withdrawals[epoch], withdrawalShares[epoch]); } /** * @inheritdoc IVault */ function slashableBalanceOf( address account ) external view returns (uint256) { uint256 epoch = currentEpoch(); return activeBalanceOf(account) + withdrawalsOf(epoch, account) + withdrawalsOf(epoch + 1, account); } /** * @inheritdoc IVault */ function deposit( address onBehalfOf, uint256 amount ) external virtual nonReentrant returns (uint256 depositedAmount, uint256 mintedShares) { if (onBehalfOf == address(0)) { revert InvalidOnBehalfOf(); } if (depositWhitelist && !isDepositorWhitelisted[msg.sender]) { revert NotWhitelistedDepositor(); } uint256 balanceBefore = IERC20(collateral).balanceOf(address(this)); IERC20(collateral).safeTransferFrom(msg.sender, address(this), amount); depositedAmount = IERC20(collateral).balanceOf(address(this)) - balanceBefore; if (depositedAmount == 0) { revert InsufficientDeposit(); } if (isDepositLimit && totalStake() + depositedAmount > depositLimit) { revert DepositLimitReached(); } uint256 activeStake_ = activeStake(); uint256 activeShares_ = activeShares(); mintedShares = ERC4626Math.previewDeposit(depositedAmount, activeShares_, activeStake_); _activeStake.push(Time.timestamp(), activeStake_ + depositedAmount); _activeShares.push(Time.timestamp(), activeShares_ + mintedShares); _activeSharesOf[onBehalfOf].push(Time.timestamp(), activeSharesOf(onBehalfOf) + mintedShares); emit Deposit(msg.sender, onBehalfOf, depositedAmount, mintedShares); } /** * @inheritdoc IVault */ function withdraw( address claimer, uint256 amount ) external nonReentrant returns (uint256 burnedShares, uint256 mintedShares) { if (claimer == address(0)) { revert InvalidClaimer(); } if (amount == 0) { revert InsufficientWithdrawal(); } burnedShares = ERC4626Math.previewWithdraw(amount, activeShares(), activeStake()); if (burnedShares > activeSharesOf(msg.sender)) { revert TooMuchWithdraw(); } mintedShares = _withdraw(claimer, amount, burnedShares); emit Withdraw(msg.sender, claimer, amount, burnedShares, mintedShares); } /** * @inheritdoc IVault */ function redeem( address claimer, uint256 shares ) external nonReentrant returns (uint256 withdrawnAssets, uint256 mintedShares) { if (claimer == address(0)) { revert InvalidClaimer(); } if (shares > activeSharesOf(msg.sender)) { revert TooMuchRedeem(); } withdrawnAssets = ERC4626Math.previewRedeem(shares, activeStake(), activeShares()); if (withdrawnAssets == 0) { revert InsufficientRedemption(); } mintedShares = _withdraw(claimer, withdrawnAssets, shares); emit Redeem(msg.sender, claimer, shares, withdrawnAssets, mintedShares); } /** * @inheritdoc IVault */ function claim(address recipient, uint256 epoch) external nonReentrant returns (uint256 amount) { if (recipient == address(0)) { revert InvalidRecipient(); } amount = _claim(epoch); IERC20(collateral).safeTransfer(recipient, amount); emit Claim(msg.sender, recipient, epoch, amount); } /** * @inheritdoc IVault */ function claimBatch(address recipient, uint256[] calldata epochs) external nonReentrant returns (uint256 amount) { if (recipient == address(0)) { revert InvalidRecipient(); } uint256 length = epochs.length; if (length == 0) { revert InvalidLengthEpochs(); } for (uint256 i; i < length; ++i) { amount += _claim(epochs[i]); } IERC20(collateral).safeTransfer(recipient, amount); emit ClaimBatch(msg.sender, recipient, epochs, amount); } /** * @inheritdoc IVault */ function onSlash(uint256 slashedAmount, uint48 captureTimestamp) external nonReentrant { if (msg.sender != slasher) { revert NotSlasher(); } uint256 currentEpoch_ = currentEpoch(); uint256 captureEpoch = epochAt(captureTimestamp); if ((currentEpoch_ > 0 && captureEpoch < currentEpoch_ - 1) || captureEpoch > currentEpoch_) { revert InvalidCaptureEpoch(); } uint256 activeStake_ = activeStake(); uint256 nextWithdrawals = withdrawals[currentEpoch_ + 1]; if (captureEpoch == currentEpoch_) { uint256 slashableStake = activeStake_ + nextWithdrawals; slashedAmount = Math.min(slashedAmount, slashableStake); if (slashedAmount > 0) { uint256 activeSlashed = slashedAmount.mulDiv(activeStake_, slashableStake); uint256 nextWithdrawalsSlashed = slashedAmount - activeSlashed; _activeStake.push(Time.timestamp(), activeStake_ - activeSlashed); withdrawals[captureEpoch + 1] = nextWithdrawals - nextWithdrawalsSlashed; } } else { uint256 withdrawals_ = withdrawals[currentEpoch_]; uint256 slashableStake = activeStake_ + withdrawals_ + nextWithdrawals; slashedAmount = Math.min(slashedAmount, slashableStake); if (slashedAmount > 0) { uint256 activeSlashed = slashedAmount.mulDiv(activeStake_, slashableStake); uint256 nextWithdrawalsSlashed = slashedAmount.mulDiv(nextWithdrawals, slashableStake); uint256 withdrawalsSlashed = slashedAmount - activeSlashed - nextWithdrawalsSlashed; if (withdrawals_ < withdrawalsSlashed) { nextWithdrawalsSlashed += withdrawalsSlashed - withdrawals_; withdrawalsSlashed = withdrawals_; } _activeStake.push(Time.timestamp(), activeStake_ - activeSlashed); withdrawals[currentEpoch_ + 1] = nextWithdrawals - nextWithdrawalsSlashed; withdrawals[currentEpoch_] = withdrawals_ - withdrawalsSlashed; } } if (slashedAmount > 0) { IERC20(collateral).safeTransfer(burner, slashedAmount); } emit OnSlash(msg.sender, slashedAmount); } /** * @inheritdoc IVault */ function setDepositWhitelist( bool status ) external nonReentrant onlyRole(DEPOSIT_WHITELIST_SET_ROLE) { if (depositWhitelist == status) { revert AlreadySet(); } depositWhitelist = status; emit SetDepositWhitelist(status); } /** * @inheritdoc IVault */ function setDepositorWhitelistStatus( address account, bool status ) external nonReentrant onlyRole(DEPOSITOR_WHITELIST_ROLE) { if (account == address(0)) { revert InvalidAccount(); } if (isDepositorWhitelisted[account] == status) { revert AlreadySet(); } if (status && !depositWhitelist) { revert NoDepositWhitelist(); } isDepositorWhitelisted[account] = status; emit SetDepositorWhitelistStatus(account, status); } /** * @inheritdoc IVault */ function setIsDepositLimit( bool status ) external nonReentrant onlyRole(IS_DEPOSIT_LIMIT_SET_ROLE) { if (isDepositLimit == status) { revert AlreadySet(); } isDepositLimit = status; emit SetIsDepositLimit(status); } /** * @inheritdoc IVault */ function setDepositLimit( uint256 limit ) external nonReentrant onlyRole(DEPOSIT_LIMIT_SET_ROLE) { if (limit != 0 && !isDepositLimit) { revert NoDepositLimit(); } if (depositLimit == limit) { revert AlreadySet(); } depositLimit = limit; emit SetDepositLimit(limit); } function setDelegator( address delegator_ ) external nonReentrant { if (isDelegatorInitialized) { revert DelegatorAlreadyInitialized(); } if (!IRegistry(DELEGATOR_FACTORY).isEntity(delegator_)) { revert NotDelegator(); } if (IBaseDelegator(delegator_).vault() != address(this)) { revert InvalidDelegator(); } delegator = delegator_; isDelegatorInitialized = true; emit SetDelegator(delegator_); } function setSlasher( address slasher_ ) external nonReentrant { if (isSlasherInitialized) { revert SlasherAlreadyInitialized(); } if (slasher_ != address(0)) { if (!IRegistry(SLASHER_FACTORY).isEntity(slasher_)) { revert NotSlasher(); } if (IBaseSlasher(slasher_).vault() != address(this)) { revert InvalidSlasher(); } slasher = slasher_; } isSlasherInitialized = true; emit SetSlasher(slasher_); } function _withdraw( address claimer, uint256 withdrawnAssets, uint256 burnedShares ) internal virtual returns (uint256 mintedShares) { _activeSharesOf[msg.sender].push(Time.timestamp(), activeSharesOf(msg.sender) - burnedShares); _activeShares.push(Time.timestamp(), activeShares() - burnedShares); _activeStake.push(Time.timestamp(), activeStake() - withdrawnAssets); uint256 epoch = currentEpoch() + 1; uint256 withdrawals_ = withdrawals[epoch]; uint256 withdrawalsShares_ = withdrawalShares[epoch]; mintedShares = ERC4626Math.previewDeposit(withdrawnAssets, withdrawalsShares_, withdrawals_); withdrawals[epoch] = withdrawals_ + withdrawnAssets; withdrawalShares[epoch] = withdrawalsShares_ + mintedShares; withdrawalSharesOf[epoch][claimer] += mintedShares; } function _claim( uint256 epoch ) internal returns (uint256 amount) { if (epoch >= currentEpoch()) { revert InvalidEpoch(); } if (isWithdrawalsClaimed[epoch][msg.sender]) { revert AlreadyClaimed(); } amount = withdrawalsOf(epoch, msg.sender); if (amount == 0) { revert InsufficientClaim(); } isWithdrawalsClaimed[epoch][msg.sender] = true; } function _initialize(uint64, address, bytes calldata data) internal virtual override { (InitParams memory params) = abi.decode(data, (InitParams)); if (params.collateral == address(0)) { revert InvalidCollateral(); } if (params.epochDuration == 0) { revert InvalidEpochDuration(); } if (params.defaultAdminRoleHolder == address(0)) { if (params.depositWhitelistSetRoleHolder == address(0)) { if (params.depositWhitelist) { if (params.depositorWhitelistRoleHolder == address(0)) { revert MissingRoles(); } } else if (params.depositorWhitelistRoleHolder != address(0)) { revert MissingRoles(); } } if (params.isDepositLimitSetRoleHolder == address(0)) { if (params.isDepositLimit) { if (params.depositLimit == 0 && params.depositLimitSetRoleHolder == address(0)) { revert MissingRoles(); } } else if (params.depositLimit != 0 || params.depositLimitSetRoleHolder != address(0)) { revert MissingRoles(); } } } collateral = params.collateral; burner = params.burner; epochDurationInit = Time.timestamp(); epochDuration = params.epochDuration; depositWhitelist = params.depositWhitelist; isDepositLimit = params.isDepositLimit; depositLimit = params.depositLimit; if (params.defaultAdminRoleHolder != address(0)) { _grantRole(DEFAULT_ADMIN_ROLE, params.defaultAdminRoleHolder); } if (params.depositWhitelistSetRoleHolder != address(0)) { _grantRole(DEPOSIT_WHITELIST_SET_ROLE, params.depositWhitelistSetRoleHolder); } if (params.depositorWhitelistRoleHolder != address(0)) { _grantRole(DEPOSITOR_WHITELIST_ROLE, params.depositorWhitelistRoleHolder); } if (params.isDepositLimitSetRoleHolder != address(0)) { _grantRole(IS_DEPOSIT_LIMIT_SET_ROLE, params.isDepositLimitSetRoleHolder); } if (params.depositLimitSetRoleHolder != address(0)) { _grantRole(DEPOSIT_LIMIT_SET_ROLE, params.depositLimitSetRoleHolder); } } function _migrate(uint64, uint64, bytes calldata) internal override { revert(); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IVaultConfigurator { error DirtyInitParams(); /** * @notice Initial parameters needed for a vault with a delegator and a slasher deployment. * @param version entity's version to use * @param owner initial owner of the entity * @param vaultParams parameters for the vault initialization * @param delegatorIndex delegator's index of the implementation to deploy * @param delegatorParams parameters for the delegator initialization * @param withSlasher whether to deploy a slasher or not * @param slasherIndex slasher's index of the implementation to deploy (used only if withSlasher == true) * @param slasherParams parameters for the slasher initialization (used only if withSlasher == true) */ struct InitParams { uint64 version; address owner; bytes vaultParams; uint64 delegatorIndex; bytes delegatorParams; bool withSlasher; uint64 slasherIndex; bytes slasherParams; } /** * @notice Get the vault factory's address. * @return address of the vault factory */ function VAULT_FACTORY() external view returns (address); /** * @notice Get the delegator factory's address. * @return address of the delegator factory */ function DELEGATOR_FACTORY() external view returns (address); /** * @notice Get the slasher factory's address. * @return address of the slasher factory */ function SLASHER_FACTORY() external view returns (address); /** * @notice Create a new vault with a delegator and a slasher. * @param params initial parameters needed for a vault with a delegator and a slasher deployment * @return vault address of the vault * @return delegator address of the delegator * @return slasher address of the slasher */ function create( InitParams calldata params ) external returns (address vault, address delegator, address slasher); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {IEntity} from "../../interfaces/common/IEntity.sol"; import {Initializable} from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; abstract contract Entity is Initializable, IEntity { /** * @inheritdoc IEntity */ address public immutable FACTORY; /** * @inheritdoc IEntity */ uint64 public immutable TYPE; constructor(address factory, uint64 type_) { _disableInitializers(); FACTORY = factory; TYPE = type_; } /** * @inheritdoc IEntity */ function initialize( bytes calldata data ) external initializer { _initialize(data); } function _initialize( bytes calldata ) internal virtual {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; abstract contract StaticDelegateCallable { function staticDelegateCall(address target, bytes calldata data) external { (bool success, bytes memory returndata) = target.delegatecall(data); bytes memory revertData = abi.encode(success, returndata); assembly { revert(add(32, revertData), mload(revertData)) } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IEntity} from "../common/IEntity.sol"; interface IBaseDelegator is IEntity { error AlreadySet(); error InsufficientHookGas(); error NotNetwork(); error NotSlasher(); error NotVault(); /** * @notice Base parameters needed for delegators' deployment. * @param defaultAdminRoleHolder address of the initial DEFAULT_ADMIN_ROLE holder * @param hook address of the hook contract * @param hookSetRoleHolder address of the initial HOOK_SET_ROLE holder */ struct BaseParams { address defaultAdminRoleHolder; address hook; address hookSetRoleHolder; } /** * @notice Base hints for a stake. * @param operatorVaultOptInHint hint for the operator-vault opt-in * @param operatorNetworkOptInHint hint for the operator-network opt-in */ struct StakeBaseHints { bytes operatorVaultOptInHint; bytes operatorNetworkOptInHint; } /** * @notice Emitted when a subnetwork's maximum limit is set. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param amount new maximum subnetwork's limit (how much stake the subnetwork is ready to get) */ event SetMaxNetworkLimit(bytes32 indexed subnetwork, uint256 amount); /** * @notice Emitted when a slash happened. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @param slashedAmount amount of the collateral slashed */ event OnSlash(bytes32 indexed subnetwork, address indexed operator, uint256 slashedAmount); /** * @notice Emitted when a hook is set. * @param hook address of the hook */ event SetHook(address indexed hook); /** * @notice Get a version of the delegator (different versions mean different interfaces). * @return version of the delegator * @dev Must return 1 for this one. */ function VERSION() external view returns (uint64); /** * @notice Get the network registry's address. * @return address of the network registry */ function NETWORK_REGISTRY() external view returns (address); /** * @notice Get the vault factory's address. * @return address of the vault factory */ function VAULT_FACTORY() external view returns (address); /** * @notice Get the operator-vault opt-in service's address. * @return address of the operator-vault opt-in service */ function OPERATOR_VAULT_OPT_IN_SERVICE() external view returns (address); /** * @notice Get the operator-network opt-in service's address. * @return address of the operator-network opt-in service */ function OPERATOR_NETWORK_OPT_IN_SERVICE() external view returns (address); /** * @notice Get a gas limit for the hook. * @return value of the hook gas limit */ function HOOK_GAS_LIMIT() external view returns (uint256); /** * @notice Get a reserve gas between the gas limit check and the hook's execution. * @return value of the reserve gas */ function HOOK_RESERVE() external view returns (uint256); /** * @notice Get a hook setter's role. * @return identifier of the hook setter role */ function HOOK_SET_ROLE() external view returns (bytes32); /** * @notice Get the vault's address. * @return address of the vault */ function vault() external view returns (address); /** * @notice Get the hook's address. * @return address of the hook * @dev The hook can have arbitrary logic under certain functions, however, it doesn't affect the stake guarantees. */ function hook() external view returns (address); /** * @notice Get a particular subnetwork's maximum limit * (meaning the subnetwork is not ready to get more as a stake). * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @return maximum limit of the subnetwork */ function maxNetworkLimit( bytes32 subnetwork ) external view returns (uint256); /** * @notice Get a stake that a given subnetwork could be able to slash for a certain operator at a given timestamp * until the end of the consequent epoch using hints (if no cross-slashing and no slashings by the subnetwork). * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @param timestamp time point to capture the stake at * @param hints hints for the checkpoints' indexes * @return slashable stake at the given timestamp until the end of the consequent epoch * @dev Warning: it is not safe to use timestamp >= current one for the stake capturing, as it can change later. */ function stakeAt( bytes32 subnetwork, address operator, uint48 timestamp, bytes memory hints ) external view returns (uint256); /** * @notice Get a stake that a given subnetwork will be able to slash * for a certain operator until the end of the next epoch (if no cross-slashing and no slashings by the subnetwork). * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @return slashable stake until the end of the next epoch * @dev Warning: this function is not safe to use for stake capturing, as it can change by the end of the block. */ function stake(bytes32 subnetwork, address operator) external view returns (uint256); /** * @notice Set a maximum limit for a subnetwork (how much stake the subnetwork is ready to get). * identifier identifier of the subnetwork * @param amount new maximum subnetwork's limit * @dev Only a network can call this function. */ function setMaxNetworkLimit(uint96 identifier, uint256 amount) external; /** * @notice Set a new hook. * @param hook address of the hook * @dev Only a HOOK_SET_ROLE holder can call this function. * The hook can have arbitrary logic under certain functions, however, it doesn't affect the stake guarantees. */ function setHook( address hook ) external; /** * @notice Called when a slash happens. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @param slashedAmount amount of the collateral slashed * @param captureTimestamp time point when the stake was captured * @param data some additional data * @dev Only the vault's slasher can call this function. */ function onSlash( bytes32 subnetwork, address operator, uint256 slashedAmount, uint48 captureTimestamp, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IEntity} from "../common/IEntity.sol"; interface IBaseSlasher is IEntity { error NotNetworkMiddleware(); error NotVault(); error OutdatedCaptureTimestamp(); /** * @notice Hints for a slashable stake. * @param activeStakeHint hint for the active stake checkpoint * @param stakeHints hints for the stake checkpoints * @param globalCumulativeSlashFromHint hint for the global cumulative slash amount at a capture timestamp * @param cumulativeSlashFromHint hint for the cumulative slash amount at a capture timestamp */ struct SlashableStakeHints { bytes activeStakeHint; bytes stakeHints; bytes globalCumulativeSlashFromHint; bytes cumulativeSlashFromHint; } /** * @notice Get the vault factory's address. * @return address of the vault factory */ function VAULT_FACTORY() external view returns (address); /** * @notice Get the network middleware service's address. * @return address of the network middleware service */ function NETWORK_MIDDLEWARE_SERVICE() external view returns (address); /** * @notice Get the vault's address. * @return address of the vault to perform slashings on */ function vault() external view returns (address); /** * @notice Get the latest capture timestamp that was slashed on a subnetwork. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @return latest capture timestamp that was slashed */ function latestSlashedCaptureTimestamp(bytes32 subnetwork, address operator) external view returns (uint48); /** * @notice Get a global cumulative slash amount until a given timestamp (inclusively) using a hint. * @param timestamp time point to get the cumulative slash amount until (inclusively) * @param hint hint for the checkpoint index * @return cumulative slash amount until the given timestamp (inclusively) */ function globalCumulativeSlashAt(uint48 timestamp, bytes memory hint) external view returns (uint256); /** * @notice Get a global cumulative slash amount. * @return cumulative slash amount */ function globalCumulativeSlash() external view returns (uint256); /** * @notice Get a cumulative slash amount for an operator on a subnetwork until a given timestamp (inclusively) using a hint. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @param timestamp time point to get the cumulative slash amount until (inclusively) * @param hint hint for the checkpoint index * @return cumulative slash amount until the given timestamp (inclusively) */ function cumulativeSlashAt( bytes32 subnetwork, address operator, uint48 timestamp, bytes memory hint ) external view returns (uint256); /** * @notice Get a cumulative slash amount for an operator on a subnetwork. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @return cumulative slash amount */ function cumulativeSlash(bytes32 subnetwork, address operator) external view returns (uint256); /** * @notice Get a slashable amount of a stake got at a given capture timestamp using hints. * @param subnetwork full identifier of the subnetwork (address of the network concatenated with the uint96 identifier) * @param operator address of the operator * @param captureTimestamp time point to get the stake amount at * @param hints hints for the checkpoints' indexes * @return slashable amount of the stake */ function slashableStake( bytes32 subnetwork, address operator, uint48 captureTimestamp, bytes memory hints ) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface INetworkMiddlewareService { error AlreadySet(); error NotNetwork(); /** * @notice Emitted when a middleware is set for a network. * @param network address of the network * @param middleware new middleware of the network */ event SetMiddleware(address indexed network, address middleware); /** * @notice Get the network registry's address. * @return address of the network registry */ function NETWORK_REGISTRY() external view returns (address); /** * @notice Get a given network's middleware. * @param network address of the network * @return middleware of the network */ function middleware( address network ) external view returns (address); /** * @notice Set a new middleware for a calling network. * @param middleware new middleware of the network */ function setMiddleware( address middleware ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IRegistry { error EntityNotExist(); /** * @notice Emitted when an entity is added. * @param entity address of the added entity */ event AddEntity(address indexed entity); /** * @notice Get if a given address is an entity. * @param account address to check * @return if the given address is an entity */ function isEntity( address account ) external view returns (bool); /** * @notice Get a total number of entities. * @return total number of entities added */ function totalEntities() external view returns (uint256); /** * @notice Get an entity given its index. * @param index index of the entity to get * @return address of the entity */ function entity( uint256 index ) external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IMigratableEntity} from "../common/IMigratableEntity.sol"; import {IVaultStorage} from "./IVaultStorage.sol"; interface IVault is IMigratableEntity, IVaultStorage { error AlreadyClaimed(); error AlreadySet(); error DelegatorAlreadyInitialized(); error DepositLimitReached(); error InsufficientClaim(); error InsufficientDeposit(); error InsufficientRedemption(); error InsufficientWithdrawal(); error InvalidAccount(); error InvalidCaptureEpoch(); error InvalidClaimer(); error InvalidCollateral(); error InvalidDelegator(); error InvalidEpoch(); error InvalidEpochDuration(); error InvalidLengthEpochs(); error InvalidOnBehalfOf(); error InvalidRecipient(); error InvalidSlasher(); error MissingRoles(); error NoDepositLimit(); error NoDepositWhitelist(); error NotDelegator(); error NotSlasher(); error NotWhitelistedDepositor(); error SlasherAlreadyInitialized(); error TooMuchRedeem(); error TooMuchWithdraw(); /** * @notice Initial parameters needed for a vault deployment. * @param collateral vault's underlying collateral * @param burner vault's burner to issue debt to (e.g., 0xdEaD or some unwrapper contract) * @param epochDuration duration of the vault epoch (it determines sync points for withdrawals) * @param depositWhitelist if enabling deposit whitelist * @param isDepositLimit if enabling deposit limit * @param depositLimit deposit limit (maximum amount of the collateral that can be in the vault simultaneously) * @param defaultAdminRoleHolder address of the initial DEFAULT_ADMIN_ROLE holder * @param depositWhitelistSetRoleHolder address of the initial DEPOSIT_WHITELIST_SET_ROLE holder * @param depositorWhitelistRoleHolder address of the initial DEPOSITOR_WHITELIST_ROLE holder * @param isDepositLimitSetRoleHolder address of the initial IS_DEPOSIT_LIMIT_SET_ROLE holder * @param depositLimitSetRoleHolder address of the initial DEPOSIT_LIMIT_SET_ROLE holder */ struct InitParams { address collateral; address burner; uint48 epochDuration; bool depositWhitelist; bool isDepositLimit; uint256 depositLimit; address defaultAdminRoleHolder; address depositWhitelistSetRoleHolder; address depositorWhitelistRoleHolder; address isDepositLimitSetRoleHolder; address depositLimitSetRoleHolder; } /** * @notice Hints for an active balance. * @param activeSharesOfHint hint for the active shares of checkpoint * @param activeStakeHint hint for the active stake checkpoint * @param activeSharesHint hint for the active shares checkpoint */ struct ActiveBalanceOfHints { bytes activeSharesOfHint; bytes activeStakeHint; bytes activeSharesHint; } /** * @notice Emitted when a deposit is made. * @param depositor account that made the deposit * @param onBehalfOf account the deposit was made on behalf of * @param amount amount of the collateral deposited * @param shares amount of the active shares minted */ event Deposit(address indexed depositor, address indexed onBehalfOf, uint256 amount, uint256 shares); /** * @notice Emitted when a withdrawal is made. * @param withdrawer account that made the withdrawal * @param claimer account that needs to claim the withdrawal * @param amount amount of the collateral withdrawn * @param burnedShares amount of the active shares burned * @param mintedShares amount of the epoch withdrawal shares minted */ event Withdraw( address indexed withdrawer, address indexed claimer, uint256 amount, uint256 burnedShares, uint256 mintedShares ); /** * @notice Emitted when a redemption is made. * @param redeemer account that redeemed * @param claimer account that needs to claim the withdrawal * @param shares amount of the active shares burned * @param withdrawnAssets amount of the collateral withdrawn * @param mintedShares amount of the epoch withdrawal shares minted */ event Redeem( address indexed redeemer, address indexed claimer, uint256 shares, uint256 withdrawnAssets, uint256 mintedShares ); /** * @notice Emitted when a claim is made. * @param claimer account that claimed * @param recipient account that received the collateral * @param epoch epoch the collateral was claimed for * @param amount amount of the collateral claimed */ event Claim(address indexed claimer, address indexed recipient, uint256 epoch, uint256 amount); /** * @notice Emitted when a batch claim is made. * @param claimer account that claimed * @param recipient account that received the collateral * @param epochs epochs the collateral was claimed for * @param amount amount of the collateral claimed */ event ClaimBatch(address indexed claimer, address indexed recipient, uint256[] epochs, uint256 amount); /** * @notice Emitted when a slash happened. * @param slasher address of the slasher * @param slashedAmount amount of the collateral slashed */ event OnSlash(address indexed slasher, uint256 slashedAmount); /** * @notice Emitted when a deposit whitelist status is enabled/disabled. * @param status if enabled deposit whitelist */ event SetDepositWhitelist(bool status); /** * @notice Emitted when a depositor whitelist status is set. * @param account account for which the whitelist status is set * @param status if whitelisted the account */ event SetDepositorWhitelistStatus(address indexed account, bool status); /** * @notice Emitted when a deposit limit status is enabled/disabled. * @param status if enabled deposit limit */ event SetIsDepositLimit(bool status); /** * @notice Emitted when a deposit limit is set. * @param limit deposit limit (maximum amount of the collateral that can be in the vault simultaneously) */ event SetDepositLimit(uint256 limit); /** * @notice Emitted when a delegator is set. * @param delegator vault's delegator to delegate the stake to networks and operators * @dev Can be set only once. */ event SetDelegator(address indexed delegator); /** * @notice Emitted when a slasher is set. * @param slasher vault's slasher to provide a slashing mechanism to networks * @dev Can be set only once. */ event SetSlasher(address indexed slasher); /** * @notice Check if the vault is fully initialized (a delegator and a slasher are set). * @return if the vault is fully initialized */ function isInitialized() external view returns (bool); /** * @notice Get a total amount of the collateral that can be slashed. * @return total amount of the slashable collateral */ function totalStake() external view returns (uint256); /** * @notice Get an active balance for a particular account at a given timestamp using hints. * @param account account to get the active balance for * @param timestamp time point to get the active balance for the account at * @param hints hints for checkpoints' indexes * @return active balance for the account at the timestamp */ function activeBalanceOfAt( address account, uint48 timestamp, bytes calldata hints ) external view returns (uint256); /** * @notice Get an active balance for a particular account. * @param account account to get the active balance for * @return active balance for the account */ function activeBalanceOf( address account ) external view returns (uint256); /** * @notice Get withdrawals for a particular account at a given epoch (zero if claimed). * @param epoch epoch to get the withdrawals for the account at * @param account account to get the withdrawals for * @return withdrawals for the account at the epoch */ function withdrawalsOf(uint256 epoch, address account) external view returns (uint256); /** * @notice Get a total amount of the collateral that can be slashed for a given account. * @return total amount of the slashable collateral */ function slashableBalanceOf( address account ) external view returns (uint256); /** * @notice Deposit collateral into the vault. * @param onBehalfOf account the deposit is made on behalf of * @param amount amount of the collateral to deposit * @return depositedAmount amount of the collateral deposited * @return mintedShares amount of the active shares minted */ function deposit( address onBehalfOf, uint256 amount ) external returns (uint256 depositedAmount, uint256 mintedShares); /** * @notice Withdraw collateral from the vault (it will be claimable after the next epoch). * @param claimer account that needs to claim the withdrawal * @param amount amount of the collateral to withdraw * @return burnedShares amount of the active shares burned * @return mintedShares amount of the epoch withdrawal shares minted */ function withdraw(address claimer, uint256 amount) external returns (uint256 burnedShares, uint256 mintedShares); /** * @notice Redeem collateral from the vault (it will be claimable after the next epoch). * @param claimer account that needs to claim the withdrawal * @param shares amount of the active shares to redeem * @return withdrawnAssets amount of the collateral withdrawn * @return mintedShares amount of the epoch withdrawal shares minted */ function redeem(address claimer, uint256 shares) external returns (uint256 withdrawnAssets, uint256 mintedShares); /** * @notice Claim collateral from the vault. * @param recipient account that receives the collateral * @param epoch epoch to claim the collateral for * @return amount amount of the collateral claimed */ function claim(address recipient, uint256 epoch) external returns (uint256 amount); /** * @notice Claim collateral from the vault for multiple epochs. * @param recipient account that receives the collateral * @param epochs epochs to claim the collateral for * @return amount amount of the collateral claimed */ function claimBatch(address recipient, uint256[] calldata epochs) external returns (uint256 amount); /** * @notice Slash callback for burning collateral. * @param slashedAmount amount to slash * @param captureTimestamp time point when the stake was captured * @dev Only the slasher can call this function. */ function onSlash(uint256 slashedAmount, uint48 captureTimestamp) external; /** * @notice Enable/disable deposit whitelist. * @param status if enabling deposit whitelist * @dev Only a DEPOSIT_WHITELIST_SET_ROLE holder can call this function. */ function setDepositWhitelist( bool status ) external; /** * @notice Set a depositor whitelist status. * @param account account for which the whitelist status is set * @param status if whitelisting the account * @dev Only a DEPOSITOR_WHITELIST_ROLE holder can call this function. */ function setDepositorWhitelistStatus(address account, bool status) external; /** * @notice Enable/disable deposit limit. * @param status if enabling deposit limit * @dev Only a IS_DEPOSIT_LIMIT_SET_ROLE holder can call this function. */ function setIsDepositLimit( bool status ) external; /** * @notice Set a deposit limit. * @param limit deposit limit (maximum amount of the collateral that can be in the vault simultaneously) * @dev Only a DEPOSIT_LIMIT_SET_ROLE holder can call this function. */ function setDepositLimit( uint256 limit ) external; /** * @notice Set a delegator. * @param delegator vault's delegator to delegate the stake to networks and operators * @dev Can be set only once. */ function setDelegator( address delegator ) external; /** * @notice Set a slasher. * @param slasher vault's slasher to provide a slashing mechanism to networks * @dev Can be set only once. */ function setSlasher( address slasher ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {Checkpoints as OZCheckpoints} from "@openzeppelin/contracts/utils/structs/Checkpoints.sol"; import {Math} from "@openzeppelin/contracts/utils/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 key. */ library Checkpoints { using OZCheckpoints for OZCheckpoints.Trace208; error SystemCheckpoint(); struct Trace208 { OZCheckpoints.Trace208 _trace; } struct Checkpoint208 { uint48 _key; uint208 _value; } struct Trace256 { OZCheckpoints.Trace208 _trace; uint256[] _values; } struct Checkpoint256 { uint48 _key; uint256 _value; } /** * @dev Pushes a (`key`, `value`) pair into a Trace208 so that it is stored as the checkpoint. * * Returns previous value and new value. */ function push(Trace208 storage self, uint48 key, uint208 value) internal returns (uint208, uint208) { return self._trace.push(key, value); } /** * @dev Returns the value in the last (most recent) checkpoint with a key lower or equal than the search key, or zero * if there is none. */ function upperLookupRecent(Trace208 storage self, uint48 key) internal view returns (uint208) { return self._trace.upperLookupRecent(key); } /** * @dev Returns the value in the last (most recent) checkpoint with a key lower or equal than the search key, or zero * if there is none. * * NOTE: This is a variant of {upperLookupRecent} that can be optimized by getting the hint * (index of the checkpoint with a key lower or equal than the search key). */ function upperLookupRecent(Trace208 storage self, uint48 key, bytes memory hint_) internal view returns (uint208) { if (hint_.length == 0) { return upperLookupRecent(self, key); } uint32 hint = abi.decode(hint_, (uint32)); Checkpoint208 memory checkpoint = at(self, hint); if (checkpoint._key == key) { return checkpoint._value; } if (checkpoint._key < key && (hint == length(self) - 1 || at(self, hint + 1)._key > key)) { return checkpoint._value; } return upperLookupRecent(self, key); } /** * @dev Returns whether there is a checkpoint with a key lower or equal than the search key in the structure (i.e. it is not empty), * and if so the key and value in the checkpoint, and its position in the trace. */ function upperLookupRecentCheckpoint( Trace208 storage self, uint48 key ) internal view returns (bool, uint48, uint208, uint32) { uint256 len = self._trace._checkpoints.length; uint256 low = 0; uint256 high = len; if (len > 5) { uint256 mid = len - Math.sqrt(len); if (key < _unsafeAccess(self._trace._checkpoints, mid)._key) { high = mid; } else { low = mid + 1; } } uint256 pos = _upperBinaryLookup(self._trace._checkpoints, key, low, high); if (pos == 0) { return (false, 0, 0, 0); } OZCheckpoints.Checkpoint208 memory checkpoint = _unsafeAccess(self._trace._checkpoints, pos - 1); return (true, checkpoint._key, checkpoint._value, uint32(pos - 1)); } /** * @dev Returns whether there is a checkpoint with a key lower or equal than the search key in the structure (i.e. it is not empty), * and if so the key and value in the checkpoint, and its position in the trace. * * NOTE: This is a variant of {upperLookupRecentCheckpoint} that can be optimized by getting the hint * (index of the checkpoint with a key lower or equal than the search key). */ function upperLookupRecentCheckpoint( Trace208 storage self, uint48 key, bytes memory hint_ ) internal view returns (bool, uint48, uint208, uint32) { if (hint_.length == 0) { return upperLookupRecentCheckpoint(self, key); } uint32 hint = abi.decode(hint_, (uint32)); Checkpoint208 memory checkpoint = at(self, hint); if (checkpoint._key == key) { return (true, checkpoint._key, checkpoint._value, hint); } if (checkpoint._key < key && (hint == length(self) - 1 || at(self, hint + 1)._key > key)) { return (true, checkpoint._key, checkpoint._value, hint); } return upperLookupRecentCheckpoint(self, key); } /** * @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) { return self._trace.latest(); } /** * @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, uint48, uint208) { return self._trace.latestCheckpoint(); } /** * @dev Returns a total number of checkpoints. */ function length( Trace208 storage self ) internal view returns (uint256) { return self._trace.length(); } /** * @dev Returns checkpoint at a given position. */ function at(Trace208 storage self, uint32 pos) internal view returns (Checkpoint208 memory) { OZCheckpoints.Checkpoint208 memory checkpoint = self._trace.at(pos); return Checkpoint208({_key: checkpoint._key, _value: checkpoint._value}); } /** * @dev Pops the last (most recent) checkpoint. */ function pop( Trace208 storage self ) internal returns (uint208 value) { value = self._trace.latest(); self._trace._checkpoints.pop(); } /** * @dev Pushes a (`key`, `value`) pair into a Trace256 so that it is stored as the checkpoint. * * Returns previous value and new value. */ function push(Trace256 storage self, uint48 key, uint256 value) internal returns (uint256, uint256) { if (self._values.length == 0) { self._values.push(0); } uint256 len = self._values.length; self._trace.push(key, uint208(len)); self._values.push(value); return (self._values[len - 1], value); } /** * @dev Returns the value in the last (most recent) checkpoint with a key lower or equal than the search key, or zero * if there is none. */ function upperLookupRecent(Trace256 storage self, uint48 key) internal view returns (uint256) { uint208 idx = self._trace.upperLookupRecent(key); return idx > 0 ? self._values[idx] : 0; } /** * @dev Returns the value in the last (most recent) checkpoint with a key lower or equal than the search key, or zero * if there is none. * * NOTE: This is a variant of {upperLookupRecent} that can be optimized by getting the hint * (index of the checkpoint with a key lower or equal than the search key). */ function upperLookupRecent(Trace256 storage self, uint48 key, bytes memory hint_) internal view returns (uint256) { if (hint_.length == 0) { return upperLookupRecent(self, key); } uint32 hint = abi.decode(hint_, (uint32)); Checkpoint256 memory checkpoint = at(self, hint); if (checkpoint._key == key) { return checkpoint._value; } if (checkpoint._key < key && (hint == length(self) - 1 || at(self, hint + 1)._key > key)) { return checkpoint._value; } return upperLookupRecent(self, key); } /** * @dev Returns whether there is a checkpoint with a key lower or equal than the search key in the structure (i.e. it is not empty), * and if so the key and value in the checkpoint, and its position in the trace. */ function upperLookupRecentCheckpoint( Trace256 storage self, uint48 key ) internal view returns (bool, uint48, uint256, uint32) { uint256 len = self._trace._checkpoints.length; uint256 low = 0; uint256 high = len; if (len > 5) { uint256 mid = len - Math.sqrt(len); if (key < _unsafeAccess(self._trace._checkpoints, mid)._key) { high = mid; } else { low = mid + 1; } } uint256 pos = _upperBinaryLookup(self._trace._checkpoints, key, low, high); if (pos == 0) { return (false, 0, 0, 0); } OZCheckpoints.Checkpoint208 memory checkpoint = _unsafeAccess(self._trace._checkpoints, pos - 1); return (true, checkpoint._key, self._values[checkpoint._value], uint32(pos - 1)); } /** * @dev Returns whether there is a checkpoint with a key lower or equal than the search key in the structure (i.e. it is not empty), * and if so the key and value in the checkpoint, and its position in the trace. * * NOTE: This is a variant of {upperLookupRecentCheckpoint} that can be optimized by getting the hint * (index of the checkpoint with a key lower or equal than the search key). */ function upperLookupRecentCheckpoint( Trace256 storage self, uint48 key, bytes memory hint_ ) internal view returns (bool, uint48, uint256, uint32) { if (hint_.length == 0) { return upperLookupRecentCheckpoint(self, key); } uint32 hint = abi.decode(hint_, (uint32)); Checkpoint256 memory checkpoint = at(self, hint); if (checkpoint._key == key) { return (true, checkpoint._key, self._values[checkpoint._value], hint); } if (checkpoint._key < key && (hint == length(self) - 1 || at(self, hint + 1)._key > key)) { return (true, checkpoint._key, self._values[checkpoint._value], hint); } return upperLookupRecentCheckpoint(self, key); } /** * @dev Returns the value in the most recent checkpoint, or zero if there are no checkpoints. */ function latest( Trace256 storage self ) internal view returns (uint256) { uint208 idx = self._trace.latest(); return idx > 0 ? self._values[idx] : 0; } /** * @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( Trace256 storage self ) internal view returns (bool exists, uint48 _key, uint256 _value) { uint256 idx; (exists, _key, idx) = self._trace.latestCheckpoint(); _value = exists ? self._values[idx] : 0; } /** * @dev Returns a total number of checkpoints. */ function length( Trace256 storage self ) internal view returns (uint256) { return self._trace.length(); } /** * @dev Returns checkpoint at a given position. */ function at(Trace256 storage self, uint32 pos) internal view returns (Checkpoint256 memory) { OZCheckpoints.Checkpoint208 memory checkpoint = self._trace.at(pos); return Checkpoint256({_key: checkpoint._key, _value: self._values[checkpoint._value]}); } /** * @dev Pops the last (most recent) checkpoint. */ function pop( Trace256 storage self ) internal returns (uint256 value) { uint208 idx = self._trace.latest(); if (idx == 0) { revert SystemCheckpoint(); } value = self._values[idx]; self._trace._checkpoints.pop(); } /** * @dev Return the index of the last (most recent) checkpoint with a 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( OZCheckpoints.Checkpoint208[] 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 Access an element of the array without performing a bounds check. The position is assumed to be within bounds. */ function _unsafeAccess( OZCheckpoints.Checkpoint208[] storage self, uint256 pos ) private pure returns (OZCheckpoints.Checkpoint208 storage result) { assembly { mstore(0, self.slot) result.slot := add(keccak256(0, 0x20), pos) } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev This library adds functions to work with subnetworks. */ library Subnetwork { function subnetwork(address network_, uint96 identifier_) internal pure returns (bytes32) { return bytes32(uint256(uint160(network_)) << 96 | identifier_); } function network( bytes32 subnetwork_ ) internal pure returns (address) { return address(uint160(uint256(subnetwork_ >> 96))); } function identifier( bytes32 subnetwork_ ) internal pure returns (uint96) { return uint96(uint256(subnetwork_)); } }
// 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/ReentrancyGuard.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuardUpgradeable is Initializable { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant NOT_ENTERED = 1; uint256 private constant ENTERED = 2; /// @custom:storage-location erc7201:openzeppelin.storage.ReentrancyGuard struct ReentrancyGuardStorage { uint256 _status; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ReentrancyGuard")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant ReentrancyGuardStorageLocation = 0x9b779b17422d0df92223018b32b4d1fa46e071723d6817e2486d003becc55f00; function _getReentrancyGuardStorage() private pure returns (ReentrancyGuardStorage storage $) { assembly { $.slot := ReentrancyGuardStorageLocation } } /** * @dev Unauthorized reentrant call. */ error ReentrancyGuardReentrantCall(); function __ReentrancyGuard_init() internal onlyInitializing { __ReentrancyGuard_init_unchained(); } function __ReentrancyGuard_init_unchained() internal onlyInitializing { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); $._status = NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); // On the first call to nonReentrant, _status will be NOT_ENTERED if ($._status == ENTERED) { revert ReentrancyGuardReentrantCall(); } // Any calls to nonReentrant after this point will fail $._status = ENTERED; } function _nonReentrantAfter() private { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) $._status = NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); return $._status == ENTERED; } }
// 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: BUSL-1.1 pragma solidity 0.8.25; import {Registry} from "./Registry.sol"; import {IEntity} from "../../interfaces/common/IEntity.sol"; import {IFactory} from "../../interfaces/common/IFactory.sol"; import {Clones} from "@openzeppelin/contracts/proxy/Clones.sol"; import {EnumerableSet} from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; contract Factory is Registry, Ownable, IFactory { using EnumerableSet for EnumerableSet.AddressSet; using Clones for address; /** * @inheritdoc IFactory */ mapping(uint64 type_ => bool value) public blacklisted; EnumerableSet.AddressSet private _whitelistedImplementations; modifier checkType( uint64 type_ ) { if (type_ >= totalTypes()) { revert InvalidType(); } _; } constructor( address owner_ ) Ownable(owner_) {} /** * @inheritdoc IFactory */ function totalTypes() public view returns (uint64) { return uint64(_whitelistedImplementations.length()); } /** * @inheritdoc IFactory */ function implementation( uint64 type_ ) public view returns (address) { return _whitelistedImplementations.at(type_); } /** * @inheritdoc IFactory */ function whitelist( address implementation_ ) external onlyOwner { if (IEntity(implementation_).FACTORY() != address(this) || IEntity(implementation_).TYPE() != totalTypes()) { revert InvalidImplementation(); } if (!_whitelistedImplementations.add(implementation_)) { revert AlreadyWhitelisted(); } emit Whitelist(implementation_); } /** * @inheritdoc IFactory */ function blacklist( uint64 type_ ) external onlyOwner checkType(type_) { if (blacklisted[type_]) { revert AlreadyBlacklisted(); } blacklisted[type_] = true; emit Blacklist(type_); } /** * @inheritdoc IFactory */ function create(uint64 type_, bytes calldata data) external returns (address entity_) { entity_ = implementation(type_).cloneDeterministic(keccak256(abi.encode(totalEntities(), type_, data))); _addEntity(entity_); IEntity(entity_).initialize(data); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IFactory} from "./common/IFactory.sol"; interface IDelegatorFactory is IFactory {}
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IFactory} from "./common/IFactory.sol"; interface ISlasherFactory is IFactory {}
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {MigratableEntityProxy} from "./MigratableEntityProxy.sol"; import {Registry} from "./Registry.sol"; import {IMigratableEntityProxy} from "../../interfaces/common/IMigratableEntityProxy.sol"; import {IMigratableEntity} from "../../interfaces/common/IMigratableEntity.sol"; import {IMigratablesFactory} from "../../interfaces/common/IMigratablesFactory.sol"; import {Address} from "@openzeppelin/contracts/utils/Address.sol"; import {EnumerableSet} from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; contract MigratablesFactory is Registry, Ownable, IMigratablesFactory { using EnumerableSet for EnumerableSet.AddressSet; using Address for address; /** * @inheritdoc IMigratablesFactory */ mapping(uint64 version => bool value) public blacklisted; EnumerableSet.AddressSet private _whitelistedImplementations; modifier checkVersion( uint64 version ) { if (version == 0 || version > lastVersion()) { revert InvalidVersion(); } _; } constructor( address owner_ ) Ownable(owner_) {} /** * @inheritdoc IMigratablesFactory */ function lastVersion() public view returns (uint64) { return uint64(_whitelistedImplementations.length()); } /** * @inheritdoc IMigratablesFactory */ function implementation( uint64 version ) public view checkVersion(version) returns (address) { return _whitelistedImplementations.at(version - 1); } /** * @inheritdoc IMigratablesFactory */ function whitelist( address implementation_ ) external onlyOwner { if (IMigratableEntity(implementation_).FACTORY() != address(this)) { revert InvalidImplementation(); } if (!_whitelistedImplementations.add(implementation_)) { revert AlreadyWhitelisted(); } emit Whitelist(implementation_); } /** * @inheritdoc IMigratablesFactory */ function blacklist( uint64 version ) external onlyOwner checkVersion(version) { if (blacklisted[version]) { revert AlreadyBlacklisted(); } blacklisted[version] = true; emit Blacklist(version); } /** * @inheritdoc IMigratablesFactory */ function create(uint64 version, address owner_, bytes calldata data) external returns (address entity_) { entity_ = address( new MigratableEntityProxy{salt: keccak256(abi.encode(totalEntities(), version, owner_, data))}( implementation(version), abi.encodeWithSelector(IMigratableEntity.initialize.selector, version, owner_, data) ) ); _addEntity(entity_); } /** * @inheritdoc IMigratablesFactory */ function migrate(address entity_, uint64 newVersion, bytes calldata data) external checkEntity(entity_) { if (msg.sender != Ownable(entity_).owner()) { revert NotOwner(); } if (newVersion <= IMigratableEntity(entity_).version()) { revert OldVersion(); } IMigratableEntityProxy(entity_).upgradeToAndCall( implementation(newVersion), abi.encodeWithSelector(IMigratableEntity.migrate.selector, newVersion, data) ); emit Migrate(entity_, newVersion); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IMigratablesFactory} from "./common/IMigratablesFactory.sol"; interface IVaultFactory is IMigratablesFactory {}
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {IMigratableEntity} from "../../interfaces/common/IMigratableEntity.sol"; import {IMigratablesFactory} from "../../interfaces/common/IMigratablesFactory.sol"; import {Initializable} from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import {OwnableUpgradeable} from "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol"; import {ReentrancyGuardUpgradeable} from "@openzeppelin/contracts-upgradeable/utils/ReentrancyGuardUpgradeable.sol"; abstract contract MigratableEntity is Initializable, OwnableUpgradeable, ReentrancyGuardUpgradeable, IMigratableEntity { /** * @inheritdoc IMigratableEntity */ address public immutable FACTORY; modifier notInitialized() { if (_getInitializedVersion() != 0) { revert AlreadyInitialized(); } _; } constructor( address factory ) { _disableInitializers(); FACTORY = factory; } /** * @inheritdoc IMigratableEntity */ function version() external view returns (uint64) { return _getInitializedVersion(); } /** * @inheritdoc IMigratableEntity */ function initialize( uint64 initialVersion, address owner_, bytes calldata data ) external notInitialized reinitializer(initialVersion) { __ReentrancyGuard_init(); if (owner_ != address(0)) { __Ownable_init(owner_); } _initialize(initialVersion, owner_, data); } /** * @inheritdoc IMigratableEntity */ function migrate(uint64 newVersion, bytes calldata data) external nonReentrant { if (msg.sender != FACTORY) { revert NotFactory(); } _migrateInternal(_getInitializedVersion(), newVersion, data); } function _migrateInternal( uint64 oldVersion, uint64 newVersion, bytes calldata data ) private reinitializer(newVersion) { _migrate(oldVersion, newVersion, data); } function _initialize(uint64, address, bytes calldata) internal virtual {} function _migrate(uint64, uint64, bytes calldata) internal virtual {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {StaticDelegateCallable} from "../common/StaticDelegateCallable.sol"; import {IVaultStorage} from "../../interfaces/vault/IVaultStorage.sol"; import {Checkpoints} from "../libraries/Checkpoints.sol"; import {SafeCast} from "@openzeppelin/contracts/utils/math/SafeCast.sol"; import {Time} from "@openzeppelin/contracts/utils/types/Time.sol"; contract VaultStorage is StaticDelegateCallable, IVaultStorage { using Checkpoints for Checkpoints.Trace256; using SafeCast for uint256; /** * @inheritdoc IVaultStorage */ bytes32 public constant DEPOSIT_WHITELIST_SET_ROLE = keccak256("DEPOSIT_WHITELIST_SET_ROLE"); /** * @inheritdoc IVaultStorage */ bytes32 public constant DEPOSITOR_WHITELIST_ROLE = keccak256("DEPOSITOR_WHITELIST_ROLE"); /** * @inheritdoc IVaultStorage */ bytes32 public constant IS_DEPOSIT_LIMIT_SET_ROLE = keccak256("IS_DEPOSIT_LIMIT_SET_ROLE"); /** * @inheritdoc IVaultStorage */ bytes32 public constant DEPOSIT_LIMIT_SET_ROLE = keccak256("DEPOSIT_LIMIT_SET_ROLE"); /** * @inheritdoc IVaultStorage */ address public immutable DELEGATOR_FACTORY; /** * @inheritdoc IVaultStorage */ address public immutable SLASHER_FACTORY; /** * @inheritdoc IVaultStorage */ bool public depositWhitelist; /** * @inheritdoc IVaultStorage */ bool public isDepositLimit; /** * @inheritdoc IVaultStorage */ address public collateral; /** * @inheritdoc IVaultStorage */ address public burner; /** * @inheritdoc IVaultStorage */ uint48 public epochDurationInit; /** * @inheritdoc IVaultStorage */ uint48 public epochDuration; /** * @inheritdoc IVaultStorage */ address public delegator; /** * @inheritdoc IVaultStorage */ bool public isDelegatorInitialized; /** * @inheritdoc IVaultStorage */ address public slasher; /** * @inheritdoc IVaultStorage */ bool public isSlasherInitialized; /** * @inheritdoc IVaultStorage */ uint256 public depositLimit; /** * @inheritdoc IVaultStorage */ mapping(address account => bool value) public isDepositorWhitelisted; /** * @inheritdoc IVaultStorage */ mapping(uint256 epoch => uint256 amount) public withdrawals; /** * @inheritdoc IVaultStorage */ mapping(uint256 epoch => uint256 amount) public withdrawalShares; /** * @inheritdoc IVaultStorage */ mapping(uint256 epoch => mapping(address account => uint256 amount)) public withdrawalSharesOf; /** * @inheritdoc IVaultStorage */ mapping(uint256 epoch => mapping(address account => bool value)) public isWithdrawalsClaimed; Checkpoints.Trace256 internal _activeShares; Checkpoints.Trace256 internal _activeStake; mapping(address account => Checkpoints.Trace256 shares) internal _activeSharesOf; constructor(address delegatorFactory, address slasherFactory) { DELEGATOR_FACTORY = delegatorFactory; SLASHER_FACTORY = slasherFactory; } /** * @inheritdoc IVaultStorage */ function epochAt( uint48 timestamp ) public view returns (uint256) { if (timestamp < epochDurationInit) { revert InvalidTimestamp(); } return (timestamp - epochDurationInit) / epochDuration; } /** * @inheritdoc IVaultStorage */ function currentEpoch() public view returns (uint256) { return (Time.timestamp() - epochDurationInit) / epochDuration; } /** * @inheritdoc IVaultStorage */ function currentEpochStart() public view returns (uint48) { return (epochDurationInit + currentEpoch() * epochDuration).toUint48(); } /** * @inheritdoc IVaultStorage */ function previousEpochStart() public view returns (uint48) { uint256 epoch = currentEpoch(); if (epoch == 0) { revert NoPreviousEpoch(); } return (epochDurationInit + (epoch - 1) * epochDuration).toUint48(); } /** * @inheritdoc IVaultStorage */ function nextEpochStart() public view returns (uint48) { return (epochDurationInit + (currentEpoch() + 1) * epochDuration).toUint48(); } /** * @inheritdoc IVaultStorage */ function activeSharesAt(uint48 timestamp, bytes memory hint) public view returns (uint256) { return _activeShares.upperLookupRecent(timestamp, hint); } /** * @inheritdoc IVaultStorage */ function activeShares() public view returns (uint256) { return _activeShares.latest(); } /** * @inheritdoc IVaultStorage */ function activeStakeAt(uint48 timestamp, bytes memory hint) public view returns (uint256) { return _activeStake.upperLookupRecent(timestamp, hint); } /** * @inheritdoc IVaultStorage */ function activeStake() public view returns (uint256) { return _activeStake.latest(); } /** * @inheritdoc IVaultStorage */ function activeSharesOfAt(address account, uint48 timestamp, bytes memory hint) public view returns (uint256) { return _activeSharesOf[account].upperLookupRecent(timestamp, hint); } /** * @inheritdoc IVaultStorage */ function activeSharesOf( address account ) public view returns (uint256) { return _activeSharesOf[account].latest(); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {Math} from "@openzeppelin/contracts/utils/math/Math.sol"; /** * @dev This library adds helper functions for ERC4626 math operations. */ library ERC4626Math { using Math for uint256; function previewDeposit(uint256 assets, uint256 totalShares, uint256 totalAssets) internal pure returns (uint256) { return convertToShares(assets, totalShares, totalAssets, Math.Rounding.Floor); } function previewMint(uint256 shares, uint256 totalAssets, uint256 totalShares) internal pure returns (uint256) { return convertToAssets(shares, totalAssets, totalShares, Math.Rounding.Ceil); } function previewWithdraw( uint256 assets, uint256 totalShares, uint256 totalAssets ) internal pure returns (uint256) { return convertToShares(assets, totalShares, totalAssets, Math.Rounding.Ceil); } function previewRedeem(uint256 shares, uint256 totalAssets, uint256 totalShares) internal pure returns (uint256) { return convertToAssets(shares, totalAssets, totalShares, Math.Rounding.Floor); } /** * @dev Internal conversion function (from assets to shares) with support for rounding direction. */ function convertToShares( uint256 assets, uint256 totalShares, uint256 totalAssets, Math.Rounding rounding ) internal pure returns (uint256) { return assets.mulDiv(totalShares + 10 ** _decimalsOffset(), totalAssets + 1, rounding); } /** * @dev Internal conversion function (from shares to assets) with support for rounding direction. */ function convertToAssets( uint256 shares, uint256 totalAssets, uint256 totalShares, Math.Rounding rounding ) internal pure returns (uint256) { return shares.mulDiv(totalAssets + 1, totalShares + 10 ** _decimalsOffset(), rounding); } function _decimalsOffset() private pure returns (uint8) { return 0; } }
// 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) (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) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; import {IERC20Permit} from "../extensions/IERC20Permit.sol"; import {Address} from "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev An operation with an ERC20 token failed. */ error SafeERC20FailedOperation(address token); /** * @dev Indicates a failed `decreaseAllowance` request. */ error SafeERC20FailedDecreaseAllowance(address spender, uint256 currentAllowance, uint256 requestedDecrease); /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transfer, (to, value))); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value))); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); forceApprove(token, spender, oldAllowance + value); } /** * @dev Decrease the calling contract's allowance toward `spender` by `requestedDecrease`. If `token` returns no * value, non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 requestedDecrease) internal { unchecked { uint256 currentAllowance = token.allowance(address(this), spender); if (currentAllowance < requestedDecrease) { revert SafeERC20FailedDecreaseAllowance(spender, currentAllowance, requestedDecrease); } forceApprove(token, spender, currentAllowance - requestedDecrease); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeCall(token.approve, (spender, value)); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeCall(token.approve, (spender, 0))); _callOptionalReturn(token, approvalCall); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data); if (returndata.length != 0 && !abi.decode(returndata, (bool))) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && address(token).code.length > 0; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IEntity { error NotInitialized(); /** * @notice Get the factory's address. * @return address of the factory */ function FACTORY() external view returns (address); /** * @notice Get the entity's type. * @return type of the entity */ function TYPE() external view returns (uint64); /** * @notice Initialize this entity contract by using a given data. * @param data some data to use */ function initialize( bytes calldata data ) external; }
// 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 pragma solidity ^0.8.0; interface IMigratableEntity { error AlreadyInitialized(); error NotFactory(); error NotInitialized(); /** * @notice Get the factory's address. * @return address of the factory */ function FACTORY() external view returns (address); /** * @notice Get the entity's version. * @return version of the entity * @dev Starts from 1. */ function version() external view returns (uint64); /** * @notice Initialize this entity contract by using a given data and setting a particular version and owner. * @param initialVersion initial version of the entity * @param owner initial owner of the entity * @param data some data to use */ function initialize(uint64 initialVersion, address owner, bytes calldata data) external; /** * @notice Migrate this entity to a particular newer version using a given data. * @param newVersion new version of the entity * @param data some data to use */ function migrate(uint64 newVersion, bytes calldata data) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IVaultStorage { error InvalidTimestamp(); error NoPreviousEpoch(); /** * @notice Get a deposit whitelist enabler/disabler's role. * @return identifier of the whitelist enabler/disabler role */ function DEPOSIT_WHITELIST_SET_ROLE() external view returns (bytes32); /** * @notice Get a depositor whitelist status setter's role. * @return identifier of the depositor whitelist status setter role */ function DEPOSITOR_WHITELIST_ROLE() external view returns (bytes32); /** * @notice Get a deposit limit enabler/disabler's role. * @return identifier of the deposit limit enabler/disabler role */ function IS_DEPOSIT_LIMIT_SET_ROLE() external view returns (bytes32); /** * @notice Get a deposit limit setter's role. * @return identifier of the deposit limit setter role */ function DEPOSIT_LIMIT_SET_ROLE() external view returns (bytes32); /** * @notice Get the delegator factory's address. * @return address of the delegator factory */ function DELEGATOR_FACTORY() external view returns (address); /** * @notice Get the slasher factory's address. * @return address of the slasher factory */ function SLASHER_FACTORY() external view returns (address); /** * @notice Get a vault collateral. * @return address of the underlying collateral */ function collateral() external view returns (address); /** * @dev Get a burner to issue debt to (e.g., 0xdEaD or some unwrapper contract). * @return address of the burner */ function burner() external view returns (address); /** * @notice Get a delegator (it delegates the vault's stake to networks and operators). * @return address of the delegator */ function delegator() external view returns (address); /** * @notice Get if the delegator is initialized. * @return if the delegator is initialized */ function isDelegatorInitialized() external view returns (bool); /** * @notice Get a slasher (it provides networks a slashing mechanism). * @return address of the slasher */ function slasher() external view returns (address); /** * @notice Get if the slasher is initialized. * @return if the slasher is initialized */ function isSlasherInitialized() external view returns (bool); /** * @notice Get a time point of the epoch duration set. * @return time point of the epoch duration set */ function epochDurationInit() external view returns (uint48); /** * @notice Get a duration of the vault epoch. * @return duration of the epoch */ function epochDuration() external view returns (uint48); /** * @notice Get an epoch at a given timestamp. * @param timestamp time point to get the epoch at * @return epoch at the timestamp * @dev Reverts if the timestamp is less than the start of the epoch 0. */ function epochAt( uint48 timestamp ) external view returns (uint256); /** * @notice Get a current vault epoch. * @return current epoch */ function currentEpoch() external view returns (uint256); /** * @notice Get a start of the current vault epoch. * @return start of the current epoch */ function currentEpochStart() external view returns (uint48); /** * @notice Get a start of the previous vault epoch. * @return start of the previous epoch * @dev Reverts if the current epoch is 0. */ function previousEpochStart() external view returns (uint48); /** * @notice Get a start of the next vault epoch. * @return start of the next epoch */ function nextEpochStart() external view returns (uint48); /** * @notice Get if the deposit whitelist is enabled. * @return if the deposit whitelist is enabled */ function depositWhitelist() external view returns (bool); /** * @notice Get if a given account is whitelisted as a depositor. * @param account address to check * @return if the account is whitelisted as a depositor */ function isDepositorWhitelisted( address account ) external view returns (bool); /** * @notice Get if the deposit limit is set. * @return if the deposit limit is set */ function isDepositLimit() external view returns (bool); /** * @notice Get a deposit limit (maximum amount of the collateral that can be in the vault simultaneously). * @return deposit limit */ function depositLimit() external view returns (uint256); /** * @notice Get a total number of active shares in the vault at a given timestamp using a hint. * @param timestamp time point to get the total number of active shares at * @param hint hint for the checkpoint index * @return total number of active shares at the timestamp */ function activeSharesAt(uint48 timestamp, bytes memory hint) external view returns (uint256); /** * @notice Get a total number of active shares in the vault. * @return total number of active shares */ function activeShares() external view returns (uint256); /** * @notice Get a total amount of active stake in the vault at a given timestamp using a hint. * @param timestamp time point to get the total active stake at * @param hint hint for the checkpoint index * @return total amount of active stake at the timestamp */ function activeStakeAt(uint48 timestamp, bytes memory hint) external view returns (uint256); /** * @notice Get a total amount of active stake in the vault. * @return total amount of active stake */ function activeStake() external view returns (uint256); /** * @notice Get a total number of active shares for a particular account at a given timestamp using a hint. * @param account account to get the number of active shares for * @param timestamp time point to get the number of active shares for the account at * @param hint hint for the checkpoint index * @return number of active shares for the account at the timestamp */ function activeSharesOfAt(address account, uint48 timestamp, bytes memory hint) external view returns (uint256); /** * @notice Get a number of active shares for a particular account. * @param account account to get the number of active shares for * @return number of active shares for the account */ function activeSharesOf( address account ) external view returns (uint256); /** * @notice Get a total amount of the withdrawals at a given epoch. * @param epoch epoch to get the total amount of the withdrawals at * @return total amount of the withdrawals at the epoch */ function withdrawals( uint256 epoch ) external view returns (uint256); /** * @notice Get a total number of withdrawal shares at a given epoch. * @param epoch epoch to get the total number of withdrawal shares at * @return total number of withdrawal shares at the epoch */ function withdrawalShares( uint256 epoch ) external view returns (uint256); /** * @notice Get a number of withdrawal shares for a particular account at a given epoch (zero if claimed). * @param epoch epoch to get the number of withdrawal shares for the account at * @param account account to get the number of withdrawal shares for * @return number of withdrawal shares for the account at the epoch */ function withdrawalSharesOf(uint256 epoch, address account) external view returns (uint256); /** * @notice Get if the withdrawals are claimed for a particular account at a given epoch. * @param epoch epoch to check the withdrawals for the account at * @param account account to check the withdrawals for * @return if the withdrawals are claimed for the account at the epoch */ function isWithdrawalsClaimed(uint256 epoch, address account) external view returns (bool); }
// 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: BUSL-1.1 pragma solidity 0.8.25; import {IRegistry} from "../../interfaces/common/IRegistry.sol"; import {EnumerableSet} from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; abstract contract Registry is IRegistry { using EnumerableSet for EnumerableSet.AddressSet; EnumerableSet.AddressSet private _entities; modifier checkEntity( address account ) { _checkEntity(account); _; } /** * @inheritdoc IRegistry */ function isEntity( address entity_ ) public view returns (bool) { return _entities.contains(entity_); } /** * @inheritdoc IRegistry */ function totalEntities() public view returns (uint256) { return _entities.length(); } /** * @inheritdoc IRegistry */ function entity( uint256 index ) public view returns (address) { return _entities.at(index); } function _addEntity( address entity_ ) internal { _entities.add(entity_); emit AddEntity(entity_); } function _checkEntity( address account ) internal view { if (!isEntity(account)) { revert EntityNotExist(); } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IRegistry} from "./IRegistry.sol"; interface IFactory is IRegistry { error AlreadyBlacklisted(); error AlreadyWhitelisted(); error InvalidImplementation(); error InvalidType(); /** * @notice Emitted when a new type is whitelisted. * @param implementation address of the new implementation */ event Whitelist(address indexed implementation); /** * @notice Emitted when a type is blacklisted (e.g., in case of invalid implementation). * @param type_ type that was blacklisted * @dev The given type is still deployable. */ event Blacklist(uint64 indexed type_); /** * @notice Get the total number of whitelisted types. * @return total number of types */ function totalTypes() external view returns (uint64); /** * @notice Get the implementation for a given type. * @param type_ position to get the implementation at * @return address of the implementation */ function implementation( uint64 type_ ) external view returns (address); /** * @notice Get if a type is blacklisted (e.g., in case of invalid implementation). * @param type_ type to check * @return whether the type is blacklisted * @dev The given type is still deployable. */ function blacklisted( uint64 type_ ) external view returns (bool); /** * @notice Whitelist a new type of entity. * @param implementation address of the new implementation */ function whitelist( address implementation ) external; /** * @notice Blacklist a type of entity. * @param type_ type to blacklist * @dev The given type will still be deployable. */ function blacklist( uint64 type_ ) external; /** * @notice Create a new entity at the factory. * @param type_ type's implementation to use * @param data initial data for the entity creation * @return address of the entity * @dev CREATE2 salt is constructed from the given parameters. */ function create(uint64 type_, bytes calldata data) external returns (address); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/Clones.sol) pragma solidity ^0.8.20; /** * @dev https://eips.ethereum.org/EIPS/eip-1167[EIP 1167] is a standard for * deploying minimal proxy contracts, also known as "clones". * * > To simply and cheaply clone contract functionality in an immutable way, this standard specifies * > a minimal bytecode implementation that delegates all calls to a known, fixed address. * * The library includes functions to deploy a proxy using either `create` (traditional deployment) or `create2` * (salted deterministic deployment). It also includes functions to predict the addresses of clones deployed using the * deterministic method. */ library Clones { /** * @dev A clone instance deployment failed. */ error ERC1167FailedCreateClone(); /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create opcode, which should never revert. */ function clone(address implementation) internal returns (address instance) { /// @solidity memory-safe-assembly assembly { // Cleans the upper 96 bits of the `implementation` word, then packs the first 3 bytes // of the `implementation` address with the bytecode before the address. mstore(0x00, or(shr(0xe8, shl(0x60, implementation)), 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000)) // Packs the remaining 17 bytes of `implementation` with the bytecode after the address. mstore(0x20, or(shl(0x78, implementation), 0x5af43d82803e903d91602b57fd5bf3)) instance := create(0, 0x09, 0x37) } if (instance == address(0)) { revert ERC1167FailedCreateClone(); } } /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create2 opcode and a `salt` to deterministically deploy * the clone. Using the same `implementation` and `salt` multiple time will revert, since * the clones cannot be deployed twice at the same address. */ function cloneDeterministic(address implementation, bytes32 salt) internal returns (address instance) { /// @solidity memory-safe-assembly assembly { // Cleans the upper 96 bits of the `implementation` word, then packs the first 3 bytes // of the `implementation` address with the bytecode before the address. mstore(0x00, or(shr(0xe8, shl(0x60, implementation)), 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000)) // Packs the remaining 17 bytes of `implementation` with the bytecode after the address. mstore(0x20, or(shl(0x78, implementation), 0x5af43d82803e903d91602b57fd5bf3)) instance := create2(0, 0x09, 0x37, salt) } if (instance == address(0)) { revert ERC1167FailedCreateClone(); } } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress( address implementation, bytes32 salt, address deployer ) internal pure returns (address predicted) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(add(ptr, 0x38), deployer) mstore(add(ptr, 0x24), 0x5af43d82803e903d91602b57fd5bf3ff) mstore(add(ptr, 0x14), implementation) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73) mstore(add(ptr, 0x58), salt) mstore(add(ptr, 0x78), keccak256(add(ptr, 0x0c), 0x37)) predicted := keccak256(add(ptr, 0x43), 0x55) } } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress( address implementation, bytes32 salt ) internal view returns (address predicted) { return predictDeterministicAddress(implementation, salt, address(this)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. pragma solidity ^0.8.20; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ```solidity * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure * unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an * array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position is the index of the value in the `values` array plus 1. // Position 0 is used to mean a value is not in the set. mapping(bytes32 value => uint256) _positions; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._positions[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We cache the value's position to prevent multiple reads from the same storage slot uint256 position = set._positions[value]; if (position != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 valueIndex = position - 1; uint256 lastIndex = set._values.length - 1; if (valueIndex != lastIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the lastValue to the index where the value to delete is set._values[valueIndex] = lastValue; // Update the tracked position of the lastValue (that was just moved) set._positions[lastValue] = position; } // Delete the slot where the moved value was stored set._values.pop(); // Delete the tracked position for the deleted slot delete set._positions[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._positions[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values in the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; import {Context} from "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ constructor(address initialOwner) { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.25; import {IMigratableEntityProxy} from "../../interfaces/common/IMigratableEntityProxy.sol"; import {ERC1967Proxy} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol"; import {ERC1967Utils} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol"; contract MigratableEntityProxy is ERC1967Proxy, IMigratableEntityProxy { // An immutable address for the admin to avoid unnecessary SLOADs before each call. address private immutable _admin; /** * @dev The proxy caller is the current admin, and can't fallback to the proxy target. */ error ProxyDeniedAdminAccess(); /** * @dev Initializes an upgradeable proxy managed by `msg.sender`, * backed by the implementation at `logic`, and optionally initialized with `data` as explained in * {ERC1967Proxy-constructor}. */ constructor(address logic, bytes memory data) ERC1967Proxy(logic, data) { _admin = msg.sender; // Set the storage value and emit an event for ERC-1967 compatibility ERC1967Utils.changeAdmin(_proxyAdmin()); } /** * @inheritdoc IMigratableEntityProxy */ function upgradeToAndCall(address newImplementation, bytes calldata data) external { if (msg.sender != _proxyAdmin()) { revert ProxyDeniedAdminAccess(); } ERC1967Utils.upgradeToAndCall(newImplementation, data); } /** * @dev Returns the admin of this proxy. */ function _proxyAdmin() internal view returns (address) { return _admin; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IMigratableEntityProxy { /** * @notice Upgrade the proxy to a new implementation and call a function on the new implementation. * @param newImplementation address of the new implementation * @param data data to call on the new implementation */ function upgradeToAndCall(address newImplementation, bytes calldata data) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import {IRegistry} from "./IRegistry.sol"; interface IMigratablesFactory is IRegistry { error AlreadyBlacklisted(); error AlreadyWhitelisted(); error InvalidImplementation(); error InvalidVersion(); error NotOwner(); error OldVersion(); /** * @notice Emitted when a new implementation is whitelisted. * @param implementation address of the new implementation */ event Whitelist(address indexed implementation); /** * @notice Emitted when a version is blacklisted (e.g., in case of invalid implementation). * @param version version that was blacklisted * @dev The given version is still deployable. */ event Blacklist(uint64 indexed version); /** * @notice Emitted when an entity is migrated to a new version. * @param entity address of the entity * @param newVersion new version of the entity */ event Migrate(address indexed entity, uint64 newVersion); /** * @notice Get the last available version. * @return version of the last implementation * @dev If zero, no implementations are whitelisted. */ function lastVersion() external view returns (uint64); /** * @notice Get the implementation for a given version. * @param version version to get the implementation for * @return address of the implementation * @dev Reverts when an invalid version. */ function implementation( uint64 version ) external view returns (address); /** * @notice Get if a version is blacklisted (e.g., in case of invalid implementation). * @param version version to check * @return whether the version is blacklisted * @dev The given version is still deployable. */ function blacklisted( uint64 version ) external view returns (bool); /** * @notice Whitelist a new implementation for entities. * @param implementation address of the new implementation */ function whitelist( address implementation ) external; /** * @notice Blacklist a version of entities. * @param version version to blacklist * @dev The given version will still be deployable. */ function blacklist( uint64 version ) external; /** * @notice Create a new entity at the factory. * @param version entity's version to use * @param owner initial owner of the entity * @param data initial data for the entity creation * @return address of the entity * @dev CREATE2 salt is constructed from the given parameters. */ function create(uint64 version, address owner, bytes calldata data) external returns (address); /** * @notice Migrate a given entity to a given newer version. * @param entity address of the entity to migrate * @param newVersion new version to migrate to * @param data some data to reinitialize the contract with * @dev Only the entity's owner can call this function. */ function migrate(address entity, uint64 newVersion, bytes calldata data) external; }
// 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) (access/Ownable.sol) pragma solidity ^0.8.20; import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.Ownable struct OwnableStorage { address _owner; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Ownable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant OwnableStorageLocation = 0x9016d09d72d40fdae2fd8ceac6b6234c7706214fd39c1cd1e609a0528c199300; function _getOwnableStorage() private pure returns (OwnableStorage storage $) { assembly { $.slot := OwnableStorageLocation } } /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ function __Ownable_init(address initialOwner) internal onlyInitializing { __Ownable_init_unchained(initialOwner); } function __Ownable_init_unchained(address initialOwner) internal onlyInitializing { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { OwnableStorage storage $ = _getOwnableStorage(); return $._owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { OwnableStorage storage $ = _getOwnableStorage(); address oldOwner = $._owner; $._owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// 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 v5.0.1) (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/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) (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) (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 v5.0.1) (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; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/ERC1967/ERC1967Proxy.sol) pragma solidity ^0.8.20; import {Proxy} from "../Proxy.sol"; import {ERC1967Utils} from "./ERC1967Utils.sol"; /** * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an * implementation address that can be changed. This address is stored in storage in the location specified by * https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the * implementation behind the proxy. */ contract ERC1967Proxy is Proxy { /** * @dev Initializes the upgradeable proxy with an initial implementation specified by `implementation`. * * If `_data` is nonempty, it's used as data in a delegate call to `implementation`. This will typically be an * encoded function call, and allows initializing the storage of the proxy like a Solidity constructor. * * Requirements: * * - If `data` is empty, `msg.value` must be zero. */ constructor(address implementation, bytes memory _data) payable { ERC1967Utils.upgradeToAndCall(implementation, _data); } /** * @dev Returns the current implementation address. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using * the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc` */ function _implementation() internal view virtual override returns (address) { return ERC1967Utils.getImplementation(); } }
// 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) (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) (proxy/Proxy.sol) pragma solidity ^0.8.20; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internal call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overridden so it returns the address to which the fallback * function and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internal call site, it will return directly to the external caller. */ function _fallback() internal virtual { _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback() external payable virtual { _fallback(); } }
// 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) (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 } } }
{ "remappings": [ "forge-std/=lib/forge-std/src/", "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "ds-test/=lib/openzeppelin-contracts/lib/forge-std/lib/ds-test/src/", "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/", "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/", "openzeppelin-contracts/=lib/openzeppelin-contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "useLiteralContent": false, "bytecodeHash": "ipfs", "appendCBOR": true }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "paris", "viaIR": true, "libraries": {} }
[{"inputs":[{"internalType":"address","name":"vaultFactory","type":"address"},{"internalType":"address","name":"delegatorFactory","type":"address"},{"internalType":"address","name":"slasherFactory","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"DirtyInitParams","type":"error"},{"inputs":[],"name":"DELEGATOR_FACTORY","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SLASHER_FACTORY","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"VAULT_FACTORY","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint64","name":"version","type":"uint64"},{"internalType":"address","name":"owner","type":"address"},{"internalType":"bytes","name":"vaultParams","type":"bytes"},{"internalType":"uint64","name":"delegatorIndex","type":"uint64"},{"internalType":"bytes","name":"delegatorParams","type":"bytes"},{"internalType":"bool","name":"withSlasher","type":"bool"},{"internalType":"uint64","name":"slasherIndex","type":"uint64"},{"internalType":"bytes","name":"slasherParams","type":"bytes"}],"internalType":"struct IVaultConfigurator.InitParams","name":"params","type":"tuple"}],"name":"create","outputs":[{"internalType":"address","name":"vault","type":"address"},{"internalType":"address","name":"delegator","type":"address"},{"internalType":"address","name":"slasher","type":"address"}],"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)
00000000000000000000000018c659a269a7172ef78bbc19fe47ad2237be0590000000000000000000000000de2ad96117b48bd614a9ed8ff6bcf5d7eb815596000000000000000000000000cee813788efd2edd87b2abe96eaf4789dbdb3d7d
-----Decoded View---------------
Arg [0] : vaultFactory (address): 0x18C659a269a7172eF78BBC19Fe47ad2237Be0590
Arg [1] : delegatorFactory (address): 0xdE2Ad96117b48bd614A9ed8Ff6bcf5D7eB815596
Arg [2] : slasherFactory (address): 0xCeE813788eFD2edD87B2ABE96EAF4789Dbdb3d7D
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000018c659a269a7172ef78bbc19fe47ad2237be0590
Arg [1] : 000000000000000000000000de2ad96117b48bd614a9ed8ff6bcf5d7eb815596
Arg [2] : 000000000000000000000000cee813788efd2edd87b2abe96eaf4789dbdb3d7d
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