Description:
Multi-signature wallet contract requiring multiple confirmations for transaction execution.
Blockchain: Ethereum
Source Code: View Code On The Blockchain
Solidity Source Code:
{{
"language": "Solidity",
"sources": {
"lib/admin-plugin/packages/contracts/src/AdminSetup.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {IPluginSetup} from "@aragon/osx-commons-contracts/src/plugin/setup/IPluginSetup.sol";
import {PluginSetup} from "@aragon/osx-commons-contracts/src/plugin/setup/PluginSetup.sol";
import {PermissionLib} from "@aragon/osx-commons-contracts/src/permission/PermissionLib.sol";
import {ProxyLib} from "@aragon/osx-commons-contracts/src/utils/deployment/ProxyLib.sol";
import {IDAO} from "@aragon/osx-commons-contracts/src/dao/IDAO.sol";
import {IPlugin} from "@aragon/osx-commons-contracts/src/plugin/IPlugin.sol";
import {Admin} from "./Admin.sol";
/// @title AdminAddressSetup
/// @author Aragon X - 2022-2024
/// @notice The setup contract of the `Admin` plugin.
/// @dev v1.2 (Release 1, Build 2)
/// @custom:security-contact sirt@aragon.org
contract AdminSetup is PluginSetup {
using ProxyLib for address;
/// @notice The ID of the permission required to call the `execute` function.
bytes32 internal constant EXECUTE_PERMISSION_ID = keccak256("EXECUTE_PERMISSION");
/// @notice The ID of the permission required to call the `executeProposal` function.
bytes32 public constant EXECUTE_PROPOSAL_PERMISSION_ID =
keccak256("EXECUTE_PROPOSAL_PERMISSION");
/// @notice The ID of the permission required to call the `setTargetConfig` function.
bytes32 private constant SET_TARGET_CONFIG_PERMISSION_ID =
keccak256("SET_TARGET_CONFIG_PERMISSION");
/// @notice Thrown if the admin address is zero.
/// @param admin The admin address.
error AdminAddressInvalid(address admin);
/// @notice The constructor setting the `Admin` implementation contract to clone from.
constructor() PluginSetup(address(new Admin())) {}
/// @inheritdoc IPluginSetup
function prepareInstallation(
address _dao,
bytes calldata _data
) external returns (address plugin, PreparedSetupData memory preparedSetupData) {
// Decode `_data` to extract the params needed for cloning and initializing the `Admin` plugin.
(address admin, IPlugin.TargetConfig memory targetConfig) = abi.decode(
_data,
(address, IPlugin.TargetConfig)
);
if (admin == address(0)) {
revert AdminAddressInvalid({admin: admin});
}
// Clone and initialize the plugin contract.
bytes memory initData = abi.encodeCall(Admin.initialize, (IDAO(_dao), targetConfig));
plugin = IMPLEMENTATION.deployMinimalProxy(initData);
// Prepare permissions
PermissionLib.MultiTargetPermission[]
memory permissions = new PermissionLib.MultiTargetPermission[](3);
// Grant `ADMIN_EXECUTE_PERMISSION` of the plugin to the admin.
permissions[0] = PermissionLib.MultiTargetPermission({
operation: PermissionLib.Operation.Grant,
where: plugin,
who: admin,
condition: PermissionLib.NO_CONDITION,
permissionId: EXECUTE_PROPOSAL_PERMISSION_ID
});
permissions[1] = PermissionLib.MultiTargetPermission({
operation: PermissionLib.Operation.Grant,
where: plugin,
who: _dao,
condition: PermissionLib.NO_CONDITION,
permissionId: SET_TARGET_CONFIG_PERMISSION_ID
});
// Grant `EXECUTE_PERMISSION` on the DAO to the plugin.
permissions[2] = PermissionLib.MultiTargetPermission({
operation: PermissionLib.Operation.Grant,
where: _dao,
who: plugin,
condition: PermissionLib.NO_CONDITION,
permissionId: EXECUTE_PERMISSION_ID
});
preparedSetupData.permissions = permissions;
}
/// @inheritdoc IPluginSetup
/// @dev Currently, there is no reliable way to revoke the `ADMIN_EXECUTE_PERMISSION_ID` from all addresses
/// it has been granted to. Accordingly, only the `EXECUTE_PERMISSION_ID` is revoked for this uninstallation.
function prepareUninstallation(
address _dao,
SetupPayload calldata _payload
) external pure returns (PermissionLib.MultiTargetPermission[] memory permissions) {
// Prepare permissions
permissions = new PermissionLib.MultiTargetPermission[](2);
permissions[0] = PermissionLib.MultiTargetPermission({
operation: PermissionLib.Operation.Revoke,
where: _dao,
who: _payload.plugin,
condition: PermissionLib.NO_CONDITION,
permissionId: EXECUTE_PERMISSION_ID
});
permissions[1] = PermissionLib.MultiTargetPermission({
operation: PermissionLib.Operation.Revoke,
where: _payload.plugin,
who: _dao,
condition: PermissionLib.NO_CONDITION,
permissionId: SET_TARGET_CONFIG_PERMISSION_ID
});
}
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/plugin/setup/IPluginSetup.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {PermissionLib} from "../../permission/PermissionLib.sol";
// solhint-disable-next-line no-unused-import
import {IDAO} from "../../dao/IDAO.sol";
/// @title IPluginSetup
/// @author Aragon X - 2022-2023
/// @notice The interface required for a plugin setup contract to be consumed by the `PluginSetupProcessor` for plugin installations, updates, and uninstallations.
/// @custom:security-contact sirt@aragon.org
interface IPluginSetup {
/// @notice The data associated with a prepared setup.
/// @param helpers The address array of helpers (contracts or EOAs) associated with this plugin version after the installation or update.
/// @param permissions The array of multi-targeted permission operations to be applied by the `PluginSetupProcessor` to the installing or updating DAO.
struct PreparedSetupData {
address[] helpers;
PermissionLib.MultiTargetPermission[] permissions;
}
/// @notice The payload for plugin updates and uninstallations containing the existing contracts as well as optional data to be consumed by the plugin setup.
/// @param plugin The address of the `Plugin`.
/// @param currentHelpers The address array of all current helpers (contracts or EOAs) associated with the plugin to update from.
/// @param data The bytes-encoded data containing the input parameters for the preparation of update/uninstall as specified in the corresponding ABI on the version's metadata.
struct SetupPayload {
address plugin;
address[] currentHelpers;
bytes data;
}
/// @notice Prepares the installation of a plugin.
/// @param _dao The address of the installing DAO.
/// @param _data The bytes-encoded data containing the input parameters for the installation as specified in the plugin's build metadata JSON file.
/// @return plugin The address of the `Plugin` contract being prepared for installation.
/// @return preparedSetupData The deployed plugin's relevant data which consists of helpers and permissions.
function prepareInstallation(
address _dao,
bytes calldata _data
) external returns (address plugin, PreparedSetupData memory preparedSetupData);
/// @notice Prepares the update of a plugin.
/// @param _dao The address of the updating DAO.
/// @param _fromBuild The build number of the plugin to update from.
/// @param _payload The relevant data necessary for the `prepareUpdate`. See above.
/// @return initData The initialization data to be passed to upgradeable contracts when the update is applied in the `PluginSetupProcessor`.
/// @return preparedSetupData The deployed plugin's relevant data which consists of helpers and permissions.
function prepareUpdate(
address _dao,
uint16 _fromBuild,
SetupPayload calldata _payload
) external returns (bytes memory initData, PreparedSetupData memory preparedSetupData);
/// @notice Prepares the uninstallation of a plugin.
/// @param _dao The address of the uninstalling DAO.
/// @param _payload The relevant data necessary for the `prepareUninstallation`. See above.
/// @return permissions The array of multi-targeted permission operations to be applied by the `PluginSetupProcessor` to the uninstalling DAO.
function prepareUninstallation(
address _dao,
SetupPayload calldata _payload
) external returns (PermissionLib.MultiTargetPermission[] memory permissions);
/// @notice Returns the plugin implementation address.
/// @return The address of the plugin implementation contract.
/// @dev The implementation can be instantiated via the `new` keyword, cloned via the minimal proxy pattern (see [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167)), or proxied via the UUPS proxy pattern (see [ERC-1822](https://eips.ethereum.org/EIPS/eip-1822)).
function implementation() external view returns (address);
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/plugin/setup/PluginSetup.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {ERC165} from "@openzeppelin/contracts/utils/introspection/ERC165.sol";
import {IProtocolVersion} from "../../utils/versioning/IProtocolVersion.sol";
import {ProtocolVersion} from "../../utils/versioning/ProtocolVersion.sol";
import {IPluginSetup} from "./IPluginSetup.sol";
/// @title PluginSetup
/// @author Aragon X - 2022-2024
/// @notice An abstract contract to inherit from to implement the plugin setup for non-upgradeable plugins, i.e,
/// - `Plugin` being deployed via the `new` keyword
/// - `PluginCloneable` being deployed via the minimal proxy pattern (see [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167)).
/// @custom:security-contact sirt@aragon.org
abstract contract PluginSetup is ERC165, IPluginSetup, ProtocolVersion {
/// @notice The address of the plugin implementation contract for initial block explorer verification and, in the case of `PluginClonable` implementations, to create [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167) clones from.
address internal immutable IMPLEMENTATION;
/// @notice Thrown when attempting to prepare an update on a non-upgradeable plugin.
error NonUpgradeablePlugin();
/// @notice The contract constructor, that setting the plugin implementation contract.
/// @param _implementation The address of the plugin implementation contract.
constructor(address _implementation) {
IMPLEMENTATION = _implementation;
}
/// @inheritdoc IPluginSetup
/// @dev Since the underlying plugin is non-upgradeable, this non-virtual function must always revert.
function prepareUpdate(
address _dao,
uint16 _fromBuild,
SetupPayload calldata _payload
) external returns (bytes memory, PreparedSetupData memory) {
(_dao, _fromBuild, _payload);
revert NonUpgradeablePlugin();
}
/// @notice Checks if this or the parent contract supports an interface by its ID.
/// @param _interfaceId The ID of the interface.
/// @return Returns `true` if the interface is supported.
function supportsInterface(bytes4 _interfaceId) public view virtual override returns (bool) {
return
_interfaceId == type(IPluginSetup).interfaceId ||
_interfaceId == type(IProtocolVersion).interfaceId ||
super.supportsInterface(_interfaceId);
}
/// @inheritdoc IPluginSetup
function implementation() public view returns (address) {
return IMPLEMENTATION;
}
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/permission/PermissionLib.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
/// @title PermissionLib
/// @author Aragon X - 2021-2023
/// @notice A library containing objects for permission processing.
/// @custom:security-contact sirt@aragon.org
library PermissionLib {
/// @notice A constant expressing that no condition is applied to a permission.
address public constant NO_CONDITION = address(0);
/// @notice The types of permission operations available in the `PermissionManager`.
/// @param Grant The grant operation setting a permission without a condition.
/// @param Revoke The revoke operation removing a permission (that was granted with or without a condition).
/// @param GrantWithCondition The grant operation setting a permission with a condition.
enum Operation {
Grant,
Revoke,
GrantWithCondition
}
/// @notice A struct containing the information for a permission to be applied on a single target contract without a condition.
/// @param operation The permission operation type.
/// @param who The address (EOA or contract) receiving the permission.
/// @param permissionId The permission identifier.
struct SingleTargetPermission {
Operation operation;
address who;
bytes32 permissionId;
}
/// @notice A struct containing the information for a permission to be applied on multiple target contracts, optionally, with a condition.
/// @param operation The permission operation type.
/// @param where The address of the target contract for which `who` receives permission.
/// @param who The address (EOA or contract) receiving the permission.
/// @param condition The `PermissionCondition` that will be asked for authorization on calls connected to the specified permission identifier.
/// @param permissionId The permission identifier.
struct MultiTargetPermission {
Operation operation;
address where;
address who;
address condition;
bytes32 permissionId;
}
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/utils/deployment/ProxyLib.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {ERC1967Proxy} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol";
import {Clones} from "@openzeppelin/contracts/proxy/Clones.sol";
import {Address} from "@openzeppelin/contracts/utils/Address.sol";
/// @title ProxyLib
/// @author Aragon X - 2024
/// @notice A library containing methods for the deployment of proxies via the UUPS pattern (see [ERC-1822](https://eips.ethereum.org/EIPS/eip-1822)) and minimal proxy pattern (see [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167)).
/// @custom:security-contact sirt@aragon.org
library ProxyLib {
using Address for address;
using Clones for address;
/// @notice Creates an [ERC-1967](https://eips.ethereum.org/EIPS/eip-1967) UUPS proxy contract pointing to a logic contract and allows to immediately initialize it.
/// @param _logic The logic contract the proxy is pointing to.
/// @param _initCalldata The initialization data for this contract.
/// @return uupsProxy The address of the UUPS proxy contract created.
/// @dev If `_initCalldata` is non-empty, it is used in a delegate call to the `_logic` contract. This will typically be an encoded function call initializing the storage of the proxy (see [OpenZeppelin ERC1967Proxy-constructor](https://docs.openzeppelin.com/contracts/4.x/api/proxy#ERC1967Proxy-constructor-address-bytes-)).
function deployUUPSProxy(
address _logic,
bytes memory _initCalldata
) internal returns (address uupsProxy) {
uupsProxy = address(new ERC1967Proxy({_logic: _logic, _data: _initCalldata}));
}
/// @notice Creates an [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167) minimal proxy contract, also known as clones, pointing to a logic contract and allows to immediately initialize it.
/// @param _logic The logic contract the proxy is pointing to.
/// @param _initCalldata The initialization data for this contract.
/// @return minimalProxy The address of the minimal proxy contract created.
/// @dev If `_initCalldata` is non-empty, it is used in a call to the clone contract. This will typically be an encoded function call initializing the storage of the contract.
function deployMinimalProxy(
address _logic,
bytes memory _initCalldata
) internal returns (address minimalProxy) {
minimalProxy = _logic.clone();
if (_initCalldata.length > 0) {
minimalProxy.functionCall({data: _initCalldata});
}
}
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/dao/IDAO.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
/// @title IDAO
/// @author Aragon X - 2022-2024
/// @notice The interface required for DAOs within the Aragon App DAO framework.
/// @custom:security-contact sirt@aragon.org
interface IDAO {
/// @notice Checks if an address has permission on a contract via a permission identifier and considers if `ANY_ADDRESS` was used in the granting process.
/// @param _where The address of the contract.
/// @param _who The address of a EOA or contract to give the permissions.
/// @param _permissionId The permission identifier.
/// @param _data The optional data passed to the `PermissionCondition` registered.
/// @return Returns true if the address has permission, false if not.
function hasPermission(
address _where,
address _who,
bytes32 _permissionId,
bytes memory _data
) external view returns (bool);
/// @notice Updates the DAO metadata (e.g., an IPFS hash).
/// @param _metadata The IPFS hash of the new metadata object.
function setMetadata(bytes calldata _metadata) external;
/// @notice Emitted when the DAO metadata is updated.
/// @param metadata The IPFS hash of the new metadata object.
event MetadataSet(bytes metadata);
/// @notice Emitted when a standard callback is registered.
/// @param interfaceId The ID of the interface.
/// @param callbackSelector The selector of the callback function.
/// @param magicNumber The magic number to be registered for the callback function selector.
event StandardCallbackRegistered(
bytes4 interfaceId,
bytes4 callbackSelector,
bytes4 magicNumber
);
/// @notice Deposits (native) tokens to the DAO contract with a reference string.
/// @param _token The address of the token or address(0) in case of the native token.
/// @param _amount The amount of tokens to deposit.
/// @param _reference The reference describing the deposit reason.
function deposit(address _token, uint256 _amount, string calldata _reference) external payable;
/// @notice Emitted when a token deposit has been made to the DAO.
/// @param sender The address of the sender.
/// @param token The address of the deposited token.
/// @param amount The amount of tokens deposited.
/// @param _reference The reference describing the deposit reason.
event Deposited(
address indexed sender,
address indexed token,
uint256 amount,
string _reference
);
/// @notice Emitted when a native token deposit has been made to the DAO.
/// @dev This event is intended to be emitted in the `receive` function and is therefore bound by the gas limitations for `send`/`transfer` calls introduced by [ERC-2929](https://eips.ethereum.org/EIPS/eip-2929).
/// @param sender The address of the sender.
/// @param amount The amount of native tokens deposited.
event NativeTokenDeposited(address sender, uint256 amount);
/// @notice Setter for the trusted forwarder verifying the meta transaction.
/// @param _trustedForwarder The trusted forwarder address.
function setTrustedForwarder(address _trustedForwarder) external;
/// @notice Getter for the trusted forwarder verifying the meta transaction.
/// @return The trusted forwarder address.
function getTrustedForwarder() external view returns (address);
/// @notice Emitted when a new TrustedForwarder is set on the DAO.
/// @param forwarder the new forwarder address.
event TrustedForwarderSet(address forwarder);
/// @notice Checks whether a signature is valid for a provided hash according to [ERC-1271](https://eips.ethereum.org/EIPS/eip-1271).
/// @param _hash The hash of the data to be signed.
/// @param _signature The signature byte array associated with `_hash`.
/// @return Returns the `bytes4` magic value `0x1626ba7e` if the signature is valid and `0xffffffff` if not.
function isValidSignature(bytes32 _hash, bytes memory _signature) external returns (bytes4);
/// @notice Registers an ERC standard having a callback by registering its [ERC-165](https://eips.ethereum.org/EIPS/eip-165) interface ID and callback function signature.
/// @param _interfaceId The ID of the interface.
/// @param _callbackSelector The selector of the callback function.
/// @param _magicNumber The magic number to be registered for the function signature.
function registerStandardCallback(
bytes4 _interfaceId,
bytes4 _callbackSelector,
bytes4 _magicNumber
) external;
/// @notice Removed function being left here to not corrupt the IDAO interface ID. Any call will revert.
/// @dev Introduced in v1.0.0. Removed in v1.4.0.
function setSignatureValidator(address) external;
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/plugin/IPlugin.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
/// @title IPlugin
/// @author Aragon X - 2022-2024
/// @notice An interface defining the traits of a plugin.
/// @custom:security-contact sirt@aragon.org
interface IPlugin {
/// @notice Types of plugin implementations available within OSx.
enum PluginType {
UUPS,
Cloneable,
Constructable
}
/// @notice Specifies the type of operation to perform.
enum Operation {
Call,
DelegateCall
}
/// @notice Configuration for the target contract that the plugin will interact with, including the address and operation type.
/// @dev By default, the plugin typically targets the associated DAO and performs a `Call` operation. However, this
/// configuration allows the plugin to specify a custom executor and select either `Call` or `DelegateCall` based on
/// the desired execution context.
/// @param target The address of the target contract, typically the associated DAO but configurable to a custom executor.
/// @param operation The type of operation (`Call` or `DelegateCall`) to execute on the target, as defined by `Operation`.
struct TargetConfig {
address target;
Operation operation;
}
/// @notice Returns the plugin's type
function pluginType() external view returns (PluginType);
}
"
},
"lib/admin-plugin/packages/contracts/src/Admin.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {SafeCastUpgradeable} from "@openzeppelin/contracts-upgradeable/utils/math/SafeCastUpgradeable.sol";
import {IMembership} from "@aragon/osx-commons-contracts/src/plugin/extensions/membership/IMembership.sol";
// solhint-disable-next-line max-line-length
import {ProposalUpgradeable} from "@aragon/osx-commons-contracts/src/plugin/extensions/proposal/ProposalUpgradeable.sol";
import {PluginCloneable} from "@aragon/osx-commons-contracts/src/plugin/PluginCloneable.sol";
import {IDAO} from "@aragon/osx-commons-contracts/src/dao/IDAO.sol";
import {IProposal} from "@aragon/osx-commons-contracts/src/plugin/extensions/proposal/IProposal.sol";
import {Action} from "@aragon/osx-commons-contracts/src/executors/IExecutor.sol";
/// @title Admin
/// @author Aragon X - 2022-2024
/// @notice The admin governance plugin giving execution permission on the DAO to a single address.
/// @dev v1.2 (Release 1, Build 2)
/// @custom:security-contact sirt@aragon.org
contract Admin is IMembership, PluginCloneable, ProposalUpgradeable {
using SafeCastUpgradeable for uint256;
/// @notice The [ERC-165](https://eips.ethereum.org/EIPS/eip-165) interface ID of the contract.
bytes4 internal constant ADMIN_INTERFACE_ID = this.executeProposal.selector;
/// @notice The ID of the permission required to call the `executeProposal` function.
bytes32 public constant EXECUTE_PROPOSAL_PERMISSION_ID =
keccak256("EXECUTE_PROPOSAL_PERMISSION");
/// @dev Thrown if the `execute` function is called.
error FunctionNotSupported();
/// @notice Initializes the contract.
/// @param _dao The associated DAO.
/// @param _targetConfig Configuration for the execution target, specifying the target address and operation type
/// (either `Call` or `DelegateCall`). Defined by `TargetConfig` in the `IPlugin` interface,
/// part of the `osx-commons-contracts` package, added in build 2.
/// @dev This method is required to support [ERC-1167](https://eips.ethereum.org/EIPS/eip-1167).
function initialize(IDAO _dao, TargetConfig calldata _targetConfig) external initializer {
__PluginCloneable_init(_dao);
_setTargetConfig(_targetConfig);
emit MembershipContractAnnounced({definingContract: address(_dao)});
}
/// @notice Checks if this or the parent contract supports an interface by its ID.
/// @param _interfaceId The ID of the interface.
/// @return Returns `true` if the interface is supported.
function supportsInterface(
bytes4 _interfaceId
) public view override(PluginCloneable, ProposalUpgradeable) returns (bool) {
return
_interfaceId == ADMIN_INTERFACE_ID ||
_interfaceId == type(IMembership).interfaceId ||
super.supportsInterface(_interfaceId);
}
/// @inheritdoc IMembership
function isMember(address _account) external view returns (bool) {
return
dao().hasPermission({
_where: address(this),
_who: _account,
_permissionId: EXECUTE_PROPOSAL_PERMISSION_ID,
_data: bytes("")
});
}
/// @inheritdoc IProposal
function customProposalParamsABI() external pure override returns (string memory) {
return "(uint256 allowFailureMap)";
}
/// @inheritdoc IProposal
function createProposal(
bytes calldata _metadata,
Action[] calldata _actions,
uint64,
uint64,
bytes memory _data
) public override returns (uint256 proposalId) {
uint256 allowFailureMap;
if (_data.length > 0) {
allowFailureMap = abi.decode(_data, (uint256));
}
// Uses public function for permission check.
proposalId = executeProposal(_metadata, _actions, allowFailureMap);
}
/// @inheritdoc IProposal
function hasSucceeded(uint256) public view virtual override returns (bool) {
return true;
}
/// @inheritdoc IProposal
function canExecute(uint256) public view virtual override returns (bool) {
return true;
}
/// @inheritdoc IProposal
/// @dev Note that this function will always revert since this contract doesn't store
/// proposals and only executes the actions at run-time. This function is still
/// necessary to allow compiling the contract as `Admin` inherits from `IProposal`.
function execute(uint256) public view virtual override {
revert FunctionNotSupported();
}
/// @notice Creates and executes a new proposal.
/// @param _metadata The metadata of the proposal.
/// @param _actions The actions to be executed.
/// @param _allowFailureMap A bitmap allowing the proposal to succeed, even if individual actions might revert.
/// If the bit at index `i` is 1, the proposal succeeds even if the `i`th action reverts. A failure map value
/// of 0 requires every action to not revert.
function executeProposal(
bytes calldata _metadata,
Action[] calldata _actions,
uint256 _allowFailureMap
) public auth(EXECUTE_PROPOSAL_PERMISSION_ID) returns (uint256 proposalId) {
uint64 currentTimestamp = block.timestamp.toUint64();
proposalId = _createProposalId(keccak256(abi.encode(_actions, _metadata)));
TargetConfig memory targetConfig = getTargetConfig();
_execute(
targetConfig.target,
bytes32(proposalId),
_actions,
_allowFailureMap,
targetConfig.operation
);
emit ProposalCreated(
proposalId,
_msgSender(),
currentTimestamp,
currentTimestamp,
_metadata,
_actions,
_allowFailureMap
);
emit ProposalExecuted(proposalId);
}
}
"
},
"lib/token-voting-plugin/lib/openzeppelin-contracts/contracts/utils/introspection/ERC165.sol": {
"content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
pragma solidity ^0.8.0;
import "./IERC165.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);
* }
* ```
*
* Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
*/
abstract contract ERC165 is IERC165 {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/utils/versioning/IProtocolVersion.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
/// @title IProtocolVersion
/// @author Aragon X - 2022-2023
/// @notice An interface defining the semantic Aragon OSx protocol version number.
/// @custom:security-contact sirt@aragon.org
interface IProtocolVersion {
/// @notice Returns the semantic Aragon OSx protocol version number that the implementing contract is associated with.
/// @return _version Returns the semantic Aragon OSx protocol version number.
/// @dev This version number is not to be confused with the `release` and `build` numbers found in the `Version.Tag` struct inside the `PluginRepo` contract being used to version plugin setup and associated plugin implementation contracts.
function protocolVersion() external view returns (uint8[3] memory _version);
}
"
},
"lib/ve-governance/lib/osx-commons/contracts/src/utils/versioning/ProtocolVersion.sol": {
"content": "// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity ^0.8.8;
import {IProtocolVersion} from "./IProtocolVersion.sol";
/// @title ProtocolVersion
/// @author Aragon X - 2023
/// @notice An abstract, stateless, non-upgradeable contract providing the current Aragon OSx protocol version number.
/// @dev Do not add any new variables to this contract that would shift down storage in the inheritance chain.
/// @custom:security-contact sirt@aragon.org
abstract contract ProtocolVersion is IProtocolVersion {
// IMPORTANT: Do not add any storage variable, see the above notice.
/// @inheritdoc IProtocolVersion
function protocolVersion() public pure returns (uint8[3] memory) {
return [1, 4, 0];
}
}
"
},
"lib/token-voting-plugin/lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Proxy.sol": {
"content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (proxy/ERC1967/ERC1967Proxy.sol)
pragma solidity ^0.8.0;
import "../Proxy.sol";
import "./ERC1967Upgrade.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, ERC1967Upgrade {
/**
* @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`.
*
* If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded
* function call, and allows initializing the storage of the proxy like a Solidity constructor.
*/
constructor(address _logic, bytes memory _data) payable {
_upgradeToAndCall(_logic, _data, false);
}
/**
* @dev Returns the current implementation address.
*/
function _implementation() internal view virtual override returns (address impl) {
return ERC1967Upgrade._getImplementation();
}
}
"
},
"lib/token-voting-plugin/lib/openzeppelin-contracts/contracts/proxy/Clones.sol": {
"content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (proxy/Clones.sol)
pragma solidity ^0.8.0;
/**
* @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.
*
* _Available since v3.4._
*/
library Clones {
/**
* @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)
}
require(instance != address(0), "ERC1167: create failed");
}
/**
* @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)
}
require(instance != address(0), "ERC1167: create2 failed");
}
/**
* @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));
}
}
"
},
"lib/token-voting-plugin/lib/openzeppelin-contracts/contracts/utils/Address.sol": {
"content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
*
* Furthermore, `isContract` will also return true if the target contract within
* the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
* which only has an effect at the end of a transaction.
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 0;
}
/**
* @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/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @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, it is bubbled up by this
* function (like regular Solidity function calls).
*
* 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.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @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`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) 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(errorMessage);
}
}
}
"
},
"lib/ve-governance/lib/openzeppelin-contracts-upgradeable/contracts/utils/math/SafeCastUpgradeable.sol": {
"content": "// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SafeCast.sol)
// This file was procedurally generated from scripts/generate/templates/SafeCast.js.
pragma solidity ^0.8.0;
/**
* @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.
*
* Can be combined with {SafeMath} and {SignedSafeMath} to extend it to smaller types, by performing
* all math on `uint256` and `int256` and then downcasting.
*/
library SafeCastUpgradeable {
/**
* @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
*
* _Available since v4.7._
*/
function toUint248(uint256 value) internal pure returns (uint248) {
require(value <= type(uint248).max, "SafeCast: value doesn't fit in 248 bits");
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
*
* _Available since v4.7._
*/
function toUint240(uint256 value) internal pure returns (uint240) {
require(value <= type(uint240).max, "SafeCast: value doesn't fit in 240 bits");
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
*
* _Available since v4.7._
*/
function toUint232(uint256 value) internal pure returns (uint232) {
require(value <= type(uint232).max, "SafeCast: value doesn't fit in 232 bits");
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
*
* _Available since v4.2._
*/
function toUint224(uint256 value) internal pure returns (uint224) {
require(value <= type(uint224).max, "SafeCast: value doesn't fit in 224 bits");
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
*
* _Available since v4.7._
*/
function toUint216(uint256 value) internal pure returns (uint216) {
require(value <= type(uint216).max, "SafeCast: value doesn't fit in 216 bits");
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
*
* _Available since v4.7._
*/
function toUint208(uint256 value) internal pure returns (uint208) {
require(value <= type(uint208).max, "SafeCast: value doesn't fit in 208 bits");
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
*
* _Available since v4.7._
*/
function toUint200(uint256 value) internal pure returns (uint200) {
require(value <= type(uint200).max, "SafeCast: value doesn't fit in 200 bits");
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
*
* _Available since v4.7._
*/
function toUint192(uint256 value) internal pure returns (uint192) {
require(value <= type(uint192).max, "SafeCast: value doesn't fit in 192 bits");
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
*
* _Available since v4.7._
*/
function toUint184(uint256 value) internal pure returns (uint184) {
require(value <= type(uint184).max, "SafeCast: value doesn't fit in 184 bits");
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
*
* _Available since v4.7._
*/
function toUint176(uint256 value) internal pure returns (uint176) {
require(value <= type(uint176).max, "SafeCast: value doesn't fit in 176 bits");
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
*
* _Available since v4.7._
*/
function toUint168(uint256 value) internal pure returns (uint168) {
require(value <= type(uint168).max, "SafeCast: value doesn't fit in 168 bits");
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
*
* _Available since v4.7._
*/
function toUint160(uint256 value) internal pure returns (uint160) {
require(value <= type(uint160).max, "SafeCast: value doesn't fit in 160 bits");
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
*
* _Available since v4.7._
*/
function toUint152(uint256 value) internal pure returns (uint152) {
require(value <= type(uint152).max, "SafeCast: value doesn't fit in 152 bits");
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
*
* _Available since v4.7._
*/
function toUint144(uint256 value) internal pure returns (uint144) {
require(value <= type(uint144).max, "SafeCast: value doesn't fit in 144 bits");
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
*
* _Available since v4.7._
*/
function toUint136(uint256 value) internal pure returns (uint136) {
require(value <= type(uint136).max, "SafeCast: value doesn't fit in 136 bits");
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
*
* _Available since v2.5._
*/
function toUint128(uint256 value) internal pure returns (uint128) {
require(value <= type(uint128).max, "SafeCast: value doesn't fit in 128 bits");
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
*
* _Available since v4.7._
*/
function toUint120(uint256 value) internal pure returns (uint120) {
require(value <= type(uint120).max, "SafeCast: value doesn't fit in 120 bits");
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
*
* _Available since v4.7._
*/
function toUint112(uint256 value) internal pure returns (uint112) {
require(value <= type(uint112).max, "SafeCast: value doesn't fit in 112 bits");
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
*
* _Available since v4.7._
*/
function toUint104(uint256 value) internal pure returns (uint104) {
require(value <= type(uint104).max, "SafeCast: value doesn't fit in 104 bits");
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
*
* _Available since v4.2._
*/
function toUint96(uint256 value) internal pure returns (uint96) {
require(value <= type(uint96).max, "SafeCast: value doesn't fit in 96 bits");
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
*
* _Available since v4.7._
*/
function toUint88(uint256 value) internal pure returns (uint88) {
require(value <= type(uint88).max, "SafeCast: value doesn't fit in 88 bits");
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
*
* _Available since v4.7._
*/
function toUint80(uint256 value) internal pure returns (uint80) {
require(value <= type(uint80).max, "SafeCast: value doesn't fit in 80 bits");
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
*
* _Available since v4.7._
*/
function toUint72(uint256 value) internal pure returns (uint72) {
require(value <= type(uint72).max, "SafeCast: value doesn't fit in 72 bits");
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
*
* _Available since v2.5._
*/
function toUint64(uint256 value) internal pure returns (uint64) {
require(value <= type(uint64).max, "SafeCast: value doesn't fit in 64 bits");
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
*
* _Available since v4.7._
*/
function toUint56(uint256 value) internal pure returns (uint56) {
require(value <= type(uint56).max, "SafeCast: value doesn't fit in 56 bits");
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
*
* _Available since v4.7._
*/
function toUint48(uint256 value) internal pure returns (uint48) {
require(value <= type(uint48).max, "SafeCast: value doesn't fit in 48 bits");
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
*
* _Available since v4.7._
*/
function toUint40(uint256 value) internal pure returns (uint40) {
require(value <= type(uint40).max, "SafeCast: value doesn't fit in 40 bits");
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
*
* _Available since v2.5._
*/
function toUint32(uint256 value) internal pure returns (uint32) {
require(value <= type(uint32).max, "SafeCast: value doesn't fit in 32 bits");
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
*
* _Available since v4.7._
*/
function toUint24(uint256 value) internal pure returns (uint24) {
require(value <= type(uint24).max, "SafeCast: value doesn't fit in 24 bits");
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
*
* _Available since v2.5._
*/
function toUint16(uint256 value) internal pure returns (uint16) {
require(value <= type(uint16).max, "SafeCast: value doesn't fit in 16 bits");
return uint16(value);
}
/**
* @dev Returns the downcasted uint8 from uint256, reverting on
* overflow (when the input is greater than largest
Submitted on: 2025-11-07 20:20:54
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