Overview
ETH Balance
0 ETH
ETH Value
$0.00More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 1,156 transactions
Transaction Hash |
Method
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Block
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From
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To
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Purchase | 1146090 | 15 mins ago | IN | 0.01 ETH | 0.00000724 | ||||
Purchase | 1145119 | 31 mins ago | IN | 0.0054 ETH | 0.00000494 | ||||
Purchase | 1145009 | 33 mins ago | IN | 0.01 ETH | 0.00000591 | ||||
Purchase | 1139897 | 1 hr ago | IN | 0.0054 ETH | 0.00000717 | ||||
Purchase | 1136341 | 2 hrs ago | IN | 0.005 ETH | 0.00000717 | ||||
Purchase | 1133882 | 3 hrs ago | IN | 0.01 ETH | 0.0000059 | ||||
Purchase | 1132793 | 3 hrs ago | IN | 0.01 ETH | 0.00000629 | ||||
Purchase | 1128545 | 5 hrs ago | IN | 0.01 ETH | 0.00000717 | ||||
Purchase | 1128215 | 5 hrs ago | IN | 0.046667 ETH | 0.00000494 | ||||
Purchase | 1127284 | 5 hrs ago | IN | 0.02 ETH | 0.00000755 | ||||
Purchase | 1125519 | 6 hrs ago | IN | 0.01 ETH | 0.00000494 | ||||
Purchase | 1124590 | 6 hrs ago | IN | 0.001 ETH | 0.00000686 | ||||
Purchase | 1120526 | 7 hrs ago | IN | 0.0054 ETH | 0.00000716 | ||||
Purchase | 1120044 | 7 hrs ago | IN | 0.005 ETH | 0.00000494 | ||||
Purchase | 1119465 | 7 hrs ago | IN | 0.01 ETH | 0.0000059 | ||||
Purchase | 1117812 | 8 hrs ago | IN | 0.0017 ETH | 0.00000687 | ||||
Purchase | 1115341 | 8 hrs ago | IN | 0.01 ETH | 0.00000494 | ||||
Purchase | 1115271 | 8 hrs ago | IN | 0.01 ETH | 0.00000621 | ||||
Purchase | 1114874 | 8 hrs ago | IN | 0.01 ETH | 0.000007 | ||||
Purchase | 1105649 | 11 hrs ago | IN | 0.0071 ETH | 0.00000613 | ||||
Purchase | 1104882 | 11 hrs ago | IN | 0.01 ETH | 0.00000614 | ||||
Purchase | 1103083 | 12 hrs ago | IN | 0.01 ETH | 0.00000772 | ||||
Purchase | 1101823 | 12 hrs ago | IN | 0.01 ETH | 0.0000063 | ||||
Purchase | 1101800 | 12 hrs ago | IN | 0.01 ETH | 0.00000734 | ||||
Purchase | 1100296 | 13 hrs ago | IN | 0.0035 ETH | 0.00000494 |
Latest 25 internal transactions (View All)
Parent Transaction Hash | Block | From | To | |||
---|---|---|---|---|---|---|
1146090 | 15 mins ago | 0.01 ETH | ||||
1146090 | 15 mins ago | 0.01 ETH | ||||
1146090 | 15 mins ago | 0.01 ETH | ||||
1145119 | 31 mins ago | 0.0054 ETH | ||||
1145119 | 31 mins ago | 0.0054 ETH | ||||
1145119 | 31 mins ago | 0.0054 ETH | ||||
1145009 | 33 mins ago | 0.01 ETH | ||||
1145009 | 33 mins ago | 0.01 ETH | ||||
1145009 | 33 mins ago | 0.01 ETH | ||||
1139897 | 1 hr ago | 0.0054 ETH | ||||
1139897 | 1 hr ago | 0.0054 ETH | ||||
1139897 | 1 hr ago | 0.0054 ETH | ||||
1136341 | 2 hrs ago | 0.005 ETH | ||||
1136341 | 2 hrs ago | 0.005 ETH | ||||
1136341 | 2 hrs ago | 0.005 ETH | ||||
1133882 | 3 hrs ago | 0.01 ETH | ||||
1133882 | 3 hrs ago | 0.01 ETH | ||||
1133882 | 3 hrs ago | 0.01 ETH | ||||
1132793 | 3 hrs ago | 0.01 ETH | ||||
1132793 | 3 hrs ago | 0.01 ETH | ||||
1132793 | 3 hrs ago | 0.01 ETH | ||||
1128545 | 5 hrs ago | 0.01 ETH | ||||
1128545 | 5 hrs ago | 0.01 ETH | ||||
1128545 | 5 hrs ago | 0.01 ETH | ||||
1128215 | 5 hrs ago | 0.046667 ETH |
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This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.
Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0xC1508AFb...d38d81096 The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
Store
Compiler Version
v0.8.27-1.0.1
ZkSolc Version
v1.5.7
Contract Source Code (Solidity Standard Json-Input format)
//SPDX-License-Identifier: MIT pragma solidity ^0.8.20; import {AccessControlUpgradeable} from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol"; import {console} from "forge-std/console.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/cryptography/SignatureChecker.sol"; import "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol"; contract Store is AccessControlUpgradeable { using Strings for string; address public treasury; event Purchase( address buyer, string itemId, uint256 value, uint256 timestamp ); bytes32 public constant ADMIN_ROLE = keccak256("ADMIN_ROLE"); address public signer; constructor(address _treasury, address _admin, address _signer) { treasury = _treasury; signer = _signer; _grantRole(ADMIN_ROLE, _msgSender()); _grantRole(ADMIN_ROLE, _admin); } // Purchase item // Signature: itemID, price function purchase( bytes memory _itemSignature, string memory _itemId ) external payable { // Always require there's a signature require(bytes(_itemSignature).length > 0, "No signature provided"); // Recreate message bytes32 msgHash = MessageHashUtils.toEthSignedMessageHash( keccak256(abi.encodePacked(msg.sender, _itemId, msg.value)) ); // Verify signature require( SignatureChecker.isValidSignatureNow( signer, msgHash, _itemSignature ), "Invalid signature" ); // transfer money to treasury (bool success, ) = treasury.call{value: msg.value}(""); require(success, "Purchase failed"); emit Purchase(msg.sender, _itemId, msg.value, block.timestamp); } // Update treasury address function updateTreasury(address _treasury) external onlyAdmin { treasury = _treasury; } function addAdmin(address _admin, bool shouldAdd) external onlyAdmin { if (shouldAdd == true) { _grantRole(ADMIN_ROLE, _admin); } else { _revokeRole(ADMIN_ROLE, _admin); } } function updateSigner(address _signer) external onlyAdmin { signer = _signer; } // Verify signature function _verify( address _signer, address _sender, bytes memory _message, bytes memory _signature ) internal pure returns (bool) { require(_signature.length == 65, "invalid signature length"); bytes32 messageHash = keccak256(abi.encodePacked(_sender, _message)); bytes32 ethSignedMessageHash = keccak256( abi.encodePacked("\x19Ethereum Signed Message:\n32", messageHash) ); bytes32 r; bytes32 s; uint8 v; assembly { r := mload(add(_signature, 32)) s := mload(add(_signature, 64)) v := byte(0, mload(add(_signature, 96))) } address recoveredSigner = ecrecover(ethSignedMessageHash, v, r, s); return recoveredSigner == _signer; } modifier onlyAdmin() { require( hasRole(ADMIN_ROLE, _msgSender()), "AccessControl: caller does not have admin role" ); _; } }
// 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` from `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 pragma solidity >=0.4.22 <0.9.0; library console { address constant CONSOLE_ADDRESS = 0x000000000000000000636F6e736F6c652e6c6f67; function _sendLogPayloadImplementation(bytes memory payload) internal view { address consoleAddress = CONSOLE_ADDRESS; /// @solidity memory-safe-assembly assembly { pop( staticcall( gas(), consoleAddress, add(payload, 32), mload(payload), 0, 0 ) ) } } function _castToPure( function(bytes memory) internal view fnIn ) internal pure returns (function(bytes memory) pure fnOut) { assembly { fnOut := fnIn } } function _sendLogPayload(bytes memory payload) internal pure { _castToPure(_sendLogPayloadImplementation)(payload); } function log() internal pure { _sendLogPayload(abi.encodeWithSignature("log()")); } function logInt(int256 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(int256)", p0)); } function logUint(uint256 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256)", p0)); } function logString(string memory p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string)", p0)); } function logBool(bool p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool)", p0)); } function logAddress(address p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address)", p0)); } function logBytes(bytes memory p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes)", p0)); } function logBytes1(bytes1 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes1)", p0)); } function logBytes2(bytes2 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes2)", p0)); } function logBytes3(bytes3 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes3)", p0)); } function logBytes4(bytes4 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes4)", p0)); } function logBytes5(bytes5 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes5)", p0)); } function logBytes6(bytes6 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes6)", p0)); } function logBytes7(bytes7 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes7)", p0)); } function logBytes8(bytes8 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes8)", p0)); } function logBytes9(bytes9 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes9)", p0)); } function logBytes10(bytes10 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes10)", p0)); } function logBytes11(bytes11 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes11)", p0)); } function logBytes12(bytes12 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes12)", p0)); } function logBytes13(bytes13 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes13)", p0)); } function logBytes14(bytes14 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes14)", p0)); } function logBytes15(bytes15 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes15)", p0)); } function logBytes16(bytes16 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes16)", p0)); } function logBytes17(bytes17 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes17)", p0)); } function logBytes18(bytes18 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes18)", p0)); } function logBytes19(bytes19 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes19)", p0)); } function logBytes20(bytes20 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes20)", p0)); } function logBytes21(bytes21 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes21)", p0)); } function logBytes22(bytes22 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes22)", p0)); } function logBytes23(bytes23 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes23)", p0)); } function logBytes24(bytes24 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes24)", p0)); } function logBytes25(bytes25 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes25)", p0)); } function logBytes26(bytes26 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes26)", p0)); } function logBytes27(bytes27 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes27)", p0)); } function logBytes28(bytes28 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes28)", p0)); } function logBytes29(bytes29 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes29)", p0)); } function logBytes30(bytes30 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes30)", p0)); } function logBytes31(bytes31 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes31)", p0)); } function logBytes32(bytes32 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bytes32)", p0)); } function log(uint256 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256)", p0)); } function log(int256 p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(int256)", p0)); } function log(string memory p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string)", p0)); } function log(bool p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool)", p0)); } function log(address p0) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address)", p0)); } function log(uint256 p0, uint256 p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256)", p0, p1)); } function log(uint256 p0, string memory p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string)", p0, p1)); } function log(uint256 p0, bool p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool)", p0, p1)); } function log(uint256 p0, address p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address)", p0, p1)); } function log(string memory p0, uint256 p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256)", p0, p1)); } function log(string memory p0, int256 p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,int256)", p0, p1)); } function log(string memory p0, string memory p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string)", p0, p1)); } function log(string memory p0, bool p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool)", p0, p1)); } function log(string memory p0, address p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address)", p0, p1)); } function log(bool p0, uint256 p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256)", p0, p1)); } function log(bool p0, string memory p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string)", p0, p1)); } function log(bool p0, bool p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool)", p0, p1)); } function log(bool p0, address p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address)", p0, p1)); } function log(address p0, uint256 p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256)", p0, p1)); } function log(address p0, string memory p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string)", p0, p1)); } function log(address p0, bool p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool)", p0, p1)); } function log(address p0, address p1) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address)", p0, p1)); } function log(uint256 p0, uint256 p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256)", p0, p1, p2)); } function log(uint256 p0, uint256 p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string)", p0, p1, p2)); } function log(uint256 p0, uint256 p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool)", p0, p1, p2)); } function log(uint256 p0, uint256 p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address)", p0, p1, p2)); } function log(uint256 p0, string memory p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256)", p0, p1, p2)); } function log(uint256 p0, string memory p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,string)", p0, p1, p2)); } function log(uint256 p0, string memory p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool)", p0, p1, p2)); } function log(uint256 p0, string memory p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,address)", p0, p1, p2)); } function log(uint256 p0, bool p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256)", p0, p1, p2)); } function log(uint256 p0, bool p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string)", p0, p1, p2)); } function log(uint256 p0, bool p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool)", p0, p1, p2)); } function log(uint256 p0, bool p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address)", p0, p1, p2)); } function log(uint256 p0, address p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256)", p0, p1, p2)); } function log(uint256 p0, address p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,string)", p0, p1, p2)); } function log(uint256 p0, address p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool)", p0, p1, p2)); } function log(uint256 p0, address p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,address)", p0, p1, p2)); } function log(string memory p0, uint256 p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256)", p0, p1, p2)); } function log(string memory p0, uint256 p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,string)", p0, p1, p2)); } function log(string memory p0, uint256 p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool)", p0, p1, p2)); } function log(string memory p0, uint256 p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,address)", p0, p1, p2)); } function log(string memory p0, string memory p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,uint256)", p0, p1, p2)); } function log(string memory p0, string memory p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,string)", p0, p1, p2)); } function log(string memory p0, string memory p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,bool)", p0, p1, p2)); } function log(string memory p0, string memory p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,address)", p0, p1, p2)); } function log(string memory p0, bool p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256)", p0, p1, p2)); } function log(string memory p0, bool p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,string)", p0, p1, p2)); } function log(string memory p0, bool p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,bool)", p0, p1, p2)); } function log(string memory p0, bool p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,address)", p0, p1, p2)); } function log(string memory p0, address p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,uint256)", p0, p1, p2)); } function log(string memory p0, address p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,string)", p0, p1, p2)); } function log(string memory p0, address p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,bool)", p0, p1, p2)); } function log(string memory p0, address p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,address)", p0, p1, p2)); } function log(bool p0, uint256 p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256)", p0, p1, p2)); } function log(bool p0, uint256 p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string)", p0, p1, p2)); } function log(bool p0, uint256 p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool)", p0, p1, p2)); } function log(bool p0, uint256 p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address)", p0, p1, p2)); } function log(bool p0, string memory p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256)", p0, p1, p2)); } function log(bool p0, string memory p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,string)", p0, p1, p2)); } function log(bool p0, string memory p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,bool)", p0, p1, p2)); } function log(bool p0, string memory p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,address)", p0, p1, p2)); } function log(bool p0, bool p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256)", p0, p1, p2)); } function log(bool p0, bool p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,string)", p0, p1, p2)); } function log(bool p0, bool p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool)", p0, p1, p2)); } function log(bool p0, bool p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,address)", p0, p1, p2)); } function log(bool p0, address p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256)", p0, p1, p2)); } function log(bool p0, address p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,string)", p0, p1, p2)); } function log(bool p0, address p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,bool)", p0, p1, p2)); } function log(bool p0, address p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,address)", p0, p1, p2)); } function log(address p0, uint256 p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256)", p0, p1, p2)); } function log(address p0, uint256 p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,string)", p0, p1, p2)); } function log(address p0, uint256 p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool)", p0, p1, p2)); } function log(address p0, uint256 p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,address)", p0, p1, p2)); } function log(address p0, string memory p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,uint256)", p0, p1, p2)); } function log(address p0, string memory p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,string)", p0, p1, p2)); } function log(address p0, string memory p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,bool)", p0, p1, p2)); } function log(address p0, string memory p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,address)", p0, p1, p2)); } function log(address p0, bool p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256)", p0, p1, p2)); } function log(address p0, bool p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,string)", p0, p1, p2)); } function log(address p0, bool p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,bool)", p0, p1, p2)); } function log(address p0, bool p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,address)", p0, p1, p2)); } function log(address p0, address p1, uint256 p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,uint256)", p0, p1, p2)); } function log(address p0, address p1, string memory p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,string)", p0, p1, p2)); } function log(address p0, address p1, bool p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,bool)", p0, p1, p2)); } function log(address p0, address p1, address p2) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,address)", p0, p1, p2)); } function log(uint256 p0, uint256 p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,string)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,bool)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,address)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,string)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,bool)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,address)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,string)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,bool)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,address)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,string)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,bool)", p0, p1, p2, p3)); } function log(uint256 p0, uint256 p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,address)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,string)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,bool)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,address)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,string)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,bool)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,address)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,string)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,bool)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,address)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,string)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,bool)", p0, p1, p2, p3)); } function log(uint256 p0, string memory p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,address)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,string)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,bool)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,address)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,string)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,bool)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,address)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,string)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,bool)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,address)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,string)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,bool)", p0, p1, p2, p3)); } function log(uint256 p0, bool p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,address)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,string)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,bool)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,address)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,string)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,bool)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,address)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,string)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,bool)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,address)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,uint256)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,string)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,bool)", p0, p1, p2, p3)); } function log(uint256 p0, address p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,address)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,uint256)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,string)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,bool)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,address)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,uint256)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,string)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,bool)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,address)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,uint256)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,string)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,bool)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,address)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,uint256)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,string)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,bool)", p0, p1, p2, p3)); } function log(string memory p0, uint256 p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,address)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,uint256)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,string)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,bool)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,address)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,string,uint256)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,string,string)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,string,bool)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,string,address)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,bool,uint256)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,bool,string)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,bool,bool)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,bool,address)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,address,uint256)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,address,string)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,address,bool)", p0, p1, p2, p3)); } function log(string memory p0, string memory p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,string,address,address)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,uint256)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,string)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,bool)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,address)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,string,uint256)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,string,string)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,string,bool)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,string,address)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,uint256)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,string)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,bool)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,address)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,address,uint256)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,address,string)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,address,bool)", p0, p1, p2, p3)); } function log(string memory p0, bool p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,bool,address,address)", p0, p1, p2, p3)); } function log(string memory p0, address p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,uint256)", p0, p1, p2, p3)); } function log(string memory p0, address p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,string)", p0, p1, p2, p3)); } function log(string memory p0, address p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,bool)", p0, p1, p2, p3)); } function log(string memory p0, address p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,address)", p0, p1, p2, p3)); } function log(string memory p0, address p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,string,uint256)", p0, p1, p2, p3)); } function log(string memory p0, address p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,string,string)", p0, p1, p2, p3)); } function log(string memory p0, address p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,string,bool)", p0, p1, p2, p3)); } function log(string memory p0, address p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,string,address)", p0, p1, p2, p3)); } function log(string memory p0, address p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,bool,uint256)", p0, p1, p2, p3)); } function log(string memory p0, address p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,bool,string)", p0, p1, p2, p3)); } function log(string memory p0, address p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,bool,bool)", p0, p1, p2, p3)); } function log(string memory p0, address p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,bool,address)", p0, p1, p2, p3)); } function log(string memory p0, address p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,address,uint256)", p0, p1, p2, p3)); } function log(string memory p0, address p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,address,string)", p0, p1, p2, p3)); } function log(string memory p0, address p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,address,bool)", p0, p1, p2, p3)); } function log(string memory p0, address p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(string,address,address,address)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,uint256)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,string)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,bool)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,address)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,uint256)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,string)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,bool)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,address)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,uint256)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,string)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,bool)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,address)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,uint256)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,string)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,bool)", p0, p1, p2, p3)); } function log(bool p0, uint256 p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,address)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,uint256)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,string)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,bool)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,address)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,string,uint256)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,string,string)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,string,bool)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,string,address)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,uint256)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,string)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,bool)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,address)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,address,uint256)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,address,string)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,address,bool)", p0, p1, p2, p3)); } function log(bool p0, string memory p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,string,address,address)", p0, p1, p2, p3)); } function log(bool p0, bool p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256,uint256)", p0, p1, p2, p3)); } function log(bool p0, bool p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256,string)", p0, p1, p2, p3)); } function log(bool p0, bool p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256,bool)", p0, p1, p2, p3)); } function log(bool p0, bool p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256,address)", p0, p1, p2, p3)); } function log(bool p0, bool p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,string,uint256)", p0, p1, p2, p3)); } function log(bool p0, bool p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,string,string)", p0, p1, p2, p3)); } function log(bool p0, bool p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,string,bool)", p0, p1, p2, p3)); } function log(bool p0, bool p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,string,address)", p0, p1, p2, p3)); } function log(bool p0, bool p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool,uint256)", p0, p1, p2, p3)); } function log(bool p0, bool p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool,string)", p0, p1, p2, p3)); } function log(bool p0, bool p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool,bool)", p0, p1, p2, p3)); } function log(bool p0, bool p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool,address)", p0, p1, p2, p3)); } function log(bool p0, bool p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,address,uint256)", p0, p1, p2, p3)); } function log(bool p0, bool p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,address,string)", p0, p1, p2, p3)); } function log(bool p0, bool p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,address,bool)", p0, p1, p2, p3)); } function log(bool p0, bool p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,bool,address,address)", p0, p1, p2, p3)); } function log(bool p0, address p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256,uint256)", p0, p1, p2, p3)); } function log(bool p0, address p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256,string)", p0, p1, p2, p3)); } function log(bool p0, address p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256,bool)", p0, p1, p2, p3)); } function log(bool p0, address p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256,address)", p0, p1, p2, p3)); } function log(bool p0, address p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,string,uint256)", p0, p1, p2, p3)); } function log(bool p0, address p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,string,string)", p0, p1, p2, p3)); } function log(bool p0, address p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,string,bool)", p0, p1, p2, p3)); } function log(bool p0, address p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,string,address)", p0, p1, p2, p3)); } function log(bool p0, address p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,bool,uint256)", p0, p1, p2, p3)); } function log(bool p0, address p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,bool,string)", p0, p1, p2, p3)); } function log(bool p0, address p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,bool,bool)", p0, p1, p2, p3)); } function log(bool p0, address p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,bool,address)", p0, p1, p2, p3)); } function log(bool p0, address p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,address,uint256)", p0, p1, p2, p3)); } function log(bool p0, address p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,address,string)", p0, p1, p2, p3)); } function log(bool p0, address p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,address,bool)", p0, p1, p2, p3)); } function log(bool p0, address p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(bool,address,address,address)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256,uint256)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256,string)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256,bool)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256,address)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,string,uint256)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,string,string)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,string,bool)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,string,address)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool,uint256)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool,string)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool,bool)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool,address)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,address,uint256)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,address,string)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,address,bool)", p0, p1, p2, p3)); } function log(address p0, uint256 p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,uint256,address,address)", p0, p1, p2, p3)); } function log(address p0, string memory p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,uint256,uint256)", p0, p1, p2, p3)); } function log(address p0, string memory p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,uint256,string)", p0, p1, p2, p3)); } function log(address p0, string memory p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,uint256,bool)", p0, p1, p2, p3)); } function log(address p0, string memory p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,uint256,address)", p0, p1, p2, p3)); } function log(address p0, string memory p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,string,uint256)", p0, p1, p2, p3)); } function log(address p0, string memory p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,string,string)", p0, p1, p2, p3)); } function log(address p0, string memory p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,string,bool)", p0, p1, p2, p3)); } function log(address p0, string memory p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,string,address)", p0, p1, p2, p3)); } function log(address p0, string memory p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,bool,uint256)", p0, p1, p2, p3)); } function log(address p0, string memory p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,bool,string)", p0, p1, p2, p3)); } function log(address p0, string memory p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,bool,bool)", p0, p1, p2, p3)); } function log(address p0, string memory p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,bool,address)", p0, p1, p2, p3)); } function log(address p0, string memory p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,address,uint256)", p0, p1, p2, p3)); } function log(address p0, string memory p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,address,string)", p0, p1, p2, p3)); } function log(address p0, string memory p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,address,bool)", p0, p1, p2, p3)); } function log(address p0, string memory p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,string,address,address)", p0, p1, p2, p3)); } function log(address p0, bool p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256,uint256)", p0, p1, p2, p3)); } function log(address p0, bool p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256,string)", p0, p1, p2, p3)); } function log(address p0, bool p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256,bool)", p0, p1, p2, p3)); } function log(address p0, bool p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256,address)", p0, p1, p2, p3)); } function log(address p0, bool p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,string,uint256)", p0, p1, p2, p3)); } function log(address p0, bool p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,string,string)", p0, p1, p2, p3)); } function log(address p0, bool p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,string,bool)", p0, p1, p2, p3)); } function log(address p0, bool p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,string,address)", p0, p1, p2, p3)); } function log(address p0, bool p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,bool,uint256)", p0, p1, p2, p3)); } function log(address p0, bool p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,bool,string)", p0, p1, p2, p3)); } function log(address p0, bool p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,bool,bool)", p0, p1, p2, p3)); } function log(address p0, bool p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,bool,address)", p0, p1, p2, p3)); } function log(address p0, bool p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,address,uint256)", p0, p1, p2, p3)); } function log(address p0, bool p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,address,string)", p0, p1, p2, p3)); } function log(address p0, bool p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,address,bool)", p0, p1, p2, p3)); } function log(address p0, bool p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,bool,address,address)", p0, p1, p2, p3)); } function log(address p0, address p1, uint256 p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,uint256,uint256)", p0, p1, p2, p3)); } function log(address p0, address p1, uint256 p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,uint256,string)", p0, p1, p2, p3)); } function log(address p0, address p1, uint256 p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,uint256,bool)", p0, p1, p2, p3)); } function log(address p0, address p1, uint256 p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,uint256,address)", p0, p1, p2, p3)); } function log(address p0, address p1, string memory p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,string,uint256)", p0, p1, p2, p3)); } function log(address p0, address p1, string memory p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,string,string)", p0, p1, p2, p3)); } function log(address p0, address p1, string memory p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,string,bool)", p0, p1, p2, p3)); } function log(address p0, address p1, string memory p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,string,address)", p0, p1, p2, p3)); } function log(address p0, address p1, bool p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,bool,uint256)", p0, p1, p2, p3)); } function log(address p0, address p1, bool p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,bool,string)", p0, p1, p2, p3)); } function log(address p0, address p1, bool p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,bool,bool)", p0, p1, p2, p3)); } function log(address p0, address p1, bool p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,bool,address)", p0, p1, p2, p3)); } function log(address p0, address p1, address p2, uint256 p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,address,uint256)", p0, p1, p2, p3)); } function log(address p0, address p1, address p2, string memory p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,address,string)", p0, p1, p2, p3)); } function log(address p0, address p1, address p2, bool p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,address,bool)", p0, p1, p2, p3)); } function log(address p0, address p1, address p2, address p3) internal pure { _sendLogPayload(abi.encodeWithSignature("log(address,address,address,address)", p0, p1, p2, p3)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.2.0) (utils/Strings.sol) pragma solidity ^0.8.20; import {Math} from "./math/Math.sol"; import {SafeCast} from "./math/SafeCast.sol"; import {SignedMath} from "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { using SafeCast for *; bytes16 private constant HEX_DIGITS = "0123456789abcdef"; uint8 private constant ADDRESS_LENGTH = 20; /** * @dev The `value` string doesn't fit in the specified `length`. */ error StringsInsufficientHexLength(uint256 value, uint256 length); /** * @dev The string being parsed contains characters that are not in scope of the given base. */ error StringsInvalidChar(); /** * @dev The string being parsed is not a properly formatted address. */ error StringsInvalidAddressFormat(); /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; assembly ("memory-safe") { ptr := add(buffer, add(32, length)) } while (true) { ptr--; assembly ("memory-safe") { mstore8(ptr, byte(mod(value, 10), HEX_DIGITS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toStringSigned(int256 value) internal pure returns (string memory) { return string.concat(value < 0 ? "-" : "", toString(SignedMath.abs(value))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { uint256 localValue = value; bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = HEX_DIGITS[localValue & 0xf]; localValue >>= 4; } if (localValue != 0) { revert StringsInsufficientHexLength(value, length); } return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal * representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), ADDRESS_LENGTH); } /** * @dev Converts an `address` with fixed length of 20 bytes to its checksummed ASCII `string` hexadecimal * representation, according to EIP-55. */ function toChecksumHexString(address addr) internal pure returns (string memory) { bytes memory buffer = bytes(toHexString(addr)); // hash the hex part of buffer (skip length + 2 bytes, length 40) uint256 hashValue; assembly ("memory-safe") { hashValue := shr(96, keccak256(add(buffer, 0x22), 40)) } for (uint256 i = 41; i > 1; --i) { // possible values for buffer[i] are 48 (0) to 57 (9) and 97 (a) to 102 (f) if (hashValue & 0xf > 7 && uint8(buffer[i]) > 96) { // case shift by xoring with 0x20 buffer[i] ^= 0x20; } hashValue >>= 4; } return string(buffer); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return bytes(a).length == bytes(b).length && keccak256(bytes(a)) == keccak256(bytes(b)); } /** * @dev Parse a decimal string and returns the value as a `uint256`. * * Requirements: * - The string must be formatted as `[0-9]*` * - The result must fit into an `uint256` type */ function parseUint(string memory input) internal pure returns (uint256) { return parseUint(input, 0, bytes(input).length); } /** * @dev Variant of {parseUint} that parses a substring of `input` located between position `begin` (included) and * `end` (excluded). * * Requirements: * - The substring must be formatted as `[0-9]*` * - The result must fit into an `uint256` type */ function parseUint(string memory input, uint256 begin, uint256 end) internal pure returns (uint256) { (bool success, uint256 value) = tryParseUint(input, begin, end); if (!success) revert StringsInvalidChar(); return value; } /** * @dev Variant of {parseUint-string} that returns false if the parsing fails because of an invalid character. * * NOTE: This function will revert if the result does not fit in a `uint256`. */ function tryParseUint(string memory input) internal pure returns (bool success, uint256 value) { return _tryParseUintUncheckedBounds(input, 0, bytes(input).length); } /** * @dev Variant of {parseUint-string-uint256-uint256} that returns false if the parsing fails because of an invalid * character. * * NOTE: This function will revert if the result does not fit in a `uint256`. */ function tryParseUint( string memory input, uint256 begin, uint256 end ) internal pure returns (bool success, uint256 value) { if (end > bytes(input).length || begin > end) return (false, 0); return _tryParseUintUncheckedBounds(input, begin, end); } /** * @dev Implementation of {tryParseUint} that does not check bounds. Caller should make sure that * `begin <= end <= input.length`. Other inputs would result in undefined behavior. */ function _tryParseUintUncheckedBounds( string memory input, uint256 begin, uint256 end ) private pure returns (bool success, uint256 value) { bytes memory buffer = bytes(input); uint256 result = 0; for (uint256 i = begin; i < end; ++i) { uint8 chr = _tryParseChr(bytes1(_unsafeReadBytesOffset(buffer, i))); if (chr > 9) return (false, 0); result *= 10; result += chr; } return (true, result); } /** * @dev Parse a decimal string and returns the value as a `int256`. * * Requirements: * - The string must be formatted as `[-+]?[0-9]*` * - The result must fit in an `int256` type. */ function parseInt(string memory input) internal pure returns (int256) { return parseInt(input, 0, bytes(input).length); } /** * @dev Variant of {parseInt-string} that parses a substring of `input` located between position `begin` (included) and * `end` (excluded). * * Requirements: * - The substring must be formatted as `[-+]?[0-9]*` * - The result must fit in an `int256` type. */ function parseInt(string memory input, uint256 begin, uint256 end) internal pure returns (int256) { (bool success, int256 value) = tryParseInt(input, begin, end); if (!success) revert StringsInvalidChar(); return value; } /** * @dev Variant of {parseInt-string} that returns false if the parsing fails because of an invalid character or if * the result does not fit in a `int256`. * * NOTE: This function will revert if the absolute value of the result does not fit in a `uint256`. */ function tryParseInt(string memory input) internal pure returns (bool success, int256 value) { return _tryParseIntUncheckedBounds(input, 0, bytes(input).length); } uint256 private constant ABS_MIN_INT256 = 2 ** 255; /** * @dev Variant of {parseInt-string-uint256-uint256} that returns false if the parsing fails because of an invalid * character or if the result does not fit in a `int256`. * * NOTE: This function will revert if the absolute value of the result does not fit in a `uint256`. */ function tryParseInt( string memory input, uint256 begin, uint256 end ) internal pure returns (bool success, int256 value) { if (end > bytes(input).length || begin > end) return (false, 0); return _tryParseIntUncheckedBounds(input, begin, end); } /** * @dev Implementation of {tryParseInt} that does not check bounds. Caller should make sure that * `begin <= end <= input.length`. Other inputs would result in undefined behavior. */ function _tryParseIntUncheckedBounds( string memory input, uint256 begin, uint256 end ) private pure returns (bool success, int256 value) { bytes memory buffer = bytes(input); // Check presence of a negative sign. bytes1 sign = begin == end ? bytes1(0) : bytes1(_unsafeReadBytesOffset(buffer, begin)); // don't do out-of-bound (possibly unsafe) read if sub-string is empty bool positiveSign = sign == bytes1("+"); bool negativeSign = sign == bytes1("-"); uint256 offset = (positiveSign || negativeSign).toUint(); (bool absSuccess, uint256 absValue) = tryParseUint(input, begin + offset, end); if (absSuccess && absValue < ABS_MIN_INT256) { return (true, negativeSign ? -int256(absValue) : int256(absValue)); } else if (absSuccess && negativeSign && absValue == ABS_MIN_INT256) { return (true, type(int256).min); } else return (false, 0); } /** * @dev Parse a hexadecimal string (with or without "0x" prefix), and returns the value as a `uint256`. * * Requirements: * - The string must be formatted as `(0x)?[0-9a-fA-F]*` * - The result must fit in an `uint256` type. */ function parseHexUint(string memory input) internal pure returns (uint256) { return parseHexUint(input, 0, bytes(input).length); } /** * @dev Variant of {parseHexUint} that parses a substring of `input` located between position `begin` (included) and * `end` (excluded). * * Requirements: * - The substring must be formatted as `(0x)?[0-9a-fA-F]*` * - The result must fit in an `uint256` type. */ function parseHexUint(string memory input, uint256 begin, uint256 end) internal pure returns (uint256) { (bool success, uint256 value) = tryParseHexUint(input, begin, end); if (!success) revert StringsInvalidChar(); return value; } /** * @dev Variant of {parseHexUint-string} that returns false if the parsing fails because of an invalid character. * * NOTE: This function will revert if the result does not fit in a `uint256`. */ function tryParseHexUint(string memory input) internal pure returns (bool success, uint256 value) { return _tryParseHexUintUncheckedBounds(input, 0, bytes(input).length); } /** * @dev Variant of {parseHexUint-string-uint256-uint256} that returns false if the parsing fails because of an * invalid character. * * NOTE: This function will revert if the result does not fit in a `uint256`. */ function tryParseHexUint( string memory input, uint256 begin, uint256 end ) internal pure returns (bool success, uint256 value) { if (end > bytes(input).length || begin > end) return (false, 0); return _tryParseHexUintUncheckedBounds(input, begin, end); } /** * @dev Implementation of {tryParseHexUint} that does not check bounds. Caller should make sure that * `begin <= end <= input.length`. Other inputs would result in undefined behavior. */ function _tryParseHexUintUncheckedBounds( string memory input, uint256 begin, uint256 end ) private pure returns (bool success, uint256 value) { bytes memory buffer = bytes(input); // skip 0x prefix if present bool hasPrefix = (end > begin + 1) && bytes2(_unsafeReadBytesOffset(buffer, begin)) == bytes2("0x"); // don't do out-of-bound (possibly unsafe) read if sub-string is empty uint256 offset = hasPrefix.toUint() * 2; uint256 result = 0; for (uint256 i = begin + offset; i < end; ++i) { uint8 chr = _tryParseChr(bytes1(_unsafeReadBytesOffset(buffer, i))); if (chr > 15) return (false, 0); result *= 16; unchecked { // Multiplying by 16 is equivalent to a shift of 4 bits (with additional overflow check). // This guaratees that adding a value < 16 will not cause an overflow, hence the unchecked. result += chr; } } return (true, result); } /** * @dev Parse a hexadecimal string (with or without "0x" prefix), and returns the value as an `address`. * * Requirements: * - The string must be formatted as `(0x)?[0-9a-fA-F]{40}` */ function parseAddress(string memory input) internal pure returns (address) { return parseAddress(input, 0, bytes(input).length); } /** * @dev Variant of {parseAddress} that parses a substring of `input` located between position `begin` (included) and * `end` (excluded). * * Requirements: * - The substring must be formatted as `(0x)?[0-9a-fA-F]{40}` */ function parseAddress(string memory input, uint256 begin, uint256 end) internal pure returns (address) { (bool success, address value) = tryParseAddress(input, begin, end); if (!success) revert StringsInvalidAddressFormat(); return value; } /** * @dev Variant of {parseAddress-string} that returns false if the parsing fails because the input is not a properly * formatted address. See {parseAddress} requirements. */ function tryParseAddress(string memory input) internal pure returns (bool success, address value) { return tryParseAddress(input, 0, bytes(input).length); } /** * @dev Variant of {parseAddress-string-uint256-uint256} that returns false if the parsing fails because input is not a properly * formatted address. See {parseAddress} requirements. */ function tryParseAddress( string memory input, uint256 begin, uint256 end ) internal pure returns (bool success, address value) { if (end > bytes(input).length || begin > end) return (false, address(0)); bool hasPrefix = (end > begin + 1) && bytes2(_unsafeReadBytesOffset(bytes(input), begin)) == bytes2("0x"); // don't do out-of-bound (possibly unsafe) read if sub-string is empty uint256 expectedLength = 40 + hasPrefix.toUint() * 2; // check that input is the correct length if (end - begin == expectedLength) { // length guarantees that this does not overflow, and value is at most type(uint160).max (bool s, uint256 v) = _tryParseHexUintUncheckedBounds(input, begin, end); return (s, address(uint160(v))); } else { return (false, address(0)); } } function _tryParseChr(bytes1 chr) private pure returns (uint8) { uint8 value = uint8(chr); // Try to parse `chr`: // - Case 1: [0-9] // - Case 2: [a-f] // - Case 3: [A-F] // - otherwise not supported unchecked { if (value > 47 && value < 58) value -= 48; else if (value > 96 && value < 103) value -= 87; else if (value > 64 && value < 71) value -= 55; else return type(uint8).max; } return value; } /** * @dev Reads a bytes32 from a bytes array without bounds checking. * * NOTE: making this function internal would mean it could be used with memory unsafe offset, and marking the * assembly block as such would prevent some optimizations. */ function _unsafeReadBytesOffset(bytes memory buffer, uint256 offset) private pure returns (bytes32 value) { // This is not memory safe in the general case, but all calls to this private function are within bounds. assembly ("memory-safe") { value := mload(add(buffer, add(0x20, offset))) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/cryptography/SignatureChecker.sol) pragma solidity ^0.8.20; import {ECDSA} from "./ECDSA.sol"; import {IERC1271} from "../../interfaces/IERC1271.sol"; /** * @dev Signature verification helper that can be used instead of `ECDSA.recover` to seamlessly support both ECDSA * signatures from externally owned accounts (EOAs) as well as ERC-1271 signatures from smart contract wallets like * Argent and Safe Wallet (previously Gnosis Safe). */ library SignatureChecker { /** * @dev Checks if a signature is valid for a given signer and data hash. If the signer is a smart contract, the * signature is validated against that smart contract using ERC-1271, otherwise it's validated using `ECDSA.recover`. * * NOTE: Unlike ECDSA signatures, contract signatures are revocable, and the outcome of this function can thus * change through time. It could return true at block N and false at block N+1 (or the opposite). */ function isValidSignatureNow(address signer, bytes32 hash, bytes memory signature) internal view returns (bool) { if (signer.code.length == 0) { (address recovered, ECDSA.RecoverError err, ) = ECDSA.tryRecover(hash, signature); return err == ECDSA.RecoverError.NoError && recovered == signer; } else { return isValidERC1271SignatureNow(signer, hash, signature); } } /** * @dev Checks if a signature is valid for a given signer and data hash. The signature is validated * against the signer smart contract using ERC-1271. * * NOTE: Unlike ECDSA signatures, contract signatures are revocable, and the outcome of this function can thus * change through time. It could return true at block N and false at block N+1 (or the opposite). */ function isValidERC1271SignatureNow( address signer, bytes32 hash, bytes memory signature ) internal view returns (bool) { (bool success, bytes memory result) = signer.staticcall( abi.encodeCall(IERC1271.isValidSignature, (hash, signature)) ); return (success && result.length >= 32 && abi.decode(result, (bytes32)) == bytes32(IERC1271.isValidSignature.selector)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/cryptography/MessageHashUtils.sol) pragma solidity ^0.8.20; import {Strings} from "../Strings.sol"; /** * @dev Signature message hash utilities for producing digests to be consumed by {ECDSA} recovery or signing. * * The library provides methods for generating a hash of a message that conforms to the * https://eips.ethereum.org/EIPS/eip-191[ERC-191] and https://eips.ethereum.org/EIPS/eip-712[EIP 712] * specifications. */ library MessageHashUtils { /** * @dev Returns the keccak256 digest of an ERC-191 signed data with version * `0x45` (`personal_sign` messages). * * The digest is calculated by prefixing a bytes32 `messageHash` with * `"\x19Ethereum Signed Message:\n32"` and hashing the result. It corresponds with the * hash signed when using the https://ethereum.org/en/developers/docs/apis/json-rpc/#eth_sign[`eth_sign`] JSON-RPC method. * * NOTE: The `messageHash` parameter is intended to be the result of hashing a raw message with * keccak256, although any bytes32 value can be safely used because the final digest will * be re-hashed. * * See {ECDSA-recover}. */ function toEthSignedMessageHash(bytes32 messageHash) internal pure returns (bytes32 digest) { assembly ("memory-safe") { mstore(0x00, "\x19Ethereum Signed Message:\n32") // 32 is the bytes-length of messageHash mstore(0x1c, messageHash) // 0x1c (28) is the length of the prefix digest := keccak256(0x00, 0x3c) // 0x3c is the length of the prefix (0x1c) + messageHash (0x20) } } /** * @dev Returns the keccak256 digest of an ERC-191 signed data with version * `0x45` (`personal_sign` messages). * * The digest is calculated by prefixing an arbitrary `message` with * `"\x19Ethereum Signed Message:\n" + len(message)` and hashing the result. It corresponds with the * hash signed when using the https://ethereum.org/en/developers/docs/apis/json-rpc/#eth_sign[`eth_sign`] JSON-RPC method. * * See {ECDSA-recover}. */ function toEthSignedMessageHash(bytes memory message) internal pure returns (bytes32) { return keccak256(bytes.concat("\x19Ethereum Signed Message:\n", bytes(Strings.toString(message.length)), message)); } /** * @dev Returns the keccak256 digest of an ERC-191 signed data with version * `0x00` (data with intended validator). * * The digest is calculated by prefixing an arbitrary `data` with `"\x19\x00"` and the intended * `validator` address. Then hashing the result. * * See {ECDSA-recover}. */ function toDataWithIntendedValidatorHash(address validator, bytes memory data) internal pure returns (bytes32) { return keccak256(abi.encodePacked(hex"19_00", validator, data)); } /** * @dev Returns the keccak256 digest of an EIP-712 typed data (ERC-191 version `0x01`). * * The digest is calculated from a `domainSeparator` and a `structHash`, by prefixing them with * `\x19\x01` and hashing the result. It corresponds to the hash signed by the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] JSON-RPC method as part of EIP-712. * * See {ECDSA-recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32 digest) { assembly ("memory-safe") { let ptr := mload(0x40) mstore(ptr, hex"19_01") mstore(add(ptr, 0x02), domainSeparator) mstore(add(ptr, 0x22), structHash) digest := keccak256(ptr, 0x42) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (access/IAccessControl.sol) pragma solidity ^0.8.20; /** * @dev External interface of AccessControl declared to support ERC-165 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. This account bears the admin role (for the granted role). * Expected in cases where the role was granted using the internal {AccessControl-_grantRole}. */ 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 v5.1.0) (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 ERC-165 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) (proxy/utils/Initializable.sol) pragma solidity ^0.8.20; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ```solidity * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Storage of the initializable contract. * * It's implemented on a custom ERC-7201 namespace to reduce the risk of storage collisions * when using with upgradeable contracts. * * @custom:storage-location erc7201:openzeppelin.storage.Initializable */ struct InitializableStorage { /** * @dev Indicates that the contract has been initialized. */ uint64 _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool _initializing; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Initializable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant INITIALIZABLE_STORAGE = 0xf0c57e16840df040f15088dc2f81fe391c3923bec73e23a9662efc9c229c6a00; /** * @dev The contract is already initialized. */ error InvalidInitialization(); /** * @dev The contract is not initializing. */ error NotInitializing(); /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint64 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. * * Similar to `reinitializer(1)`, except that in the context of a constructor an `initializer` may be invoked any * number of times. This behavior in the constructor can be useful during testing and is not expected to be used in * production. * * Emits an {Initialized} event. */ modifier initializer() { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); // Cache values to avoid duplicated sloads bool isTopLevelCall = !$._initializing; uint64 initialized = $._initialized; // Allowed calls: // - initialSetup: the contract is not in the initializing state and no previous version was // initialized // - construction: the contract is initialized at version 1 (no reininitialization) and the // current contract is just being deployed bool initialSetup = initialized == 0 && isTopLevelCall; bool construction = initialized == 1 && address(this).code.length == 0; if (!initialSetup && !construction) { revert InvalidInitialization(); } $._initialized = 1; if (isTopLevelCall) { $._initializing = true; } _; if (isTopLevelCall) { $._initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * A reinitializer may be used after the original initialization step. This is essential to configure modules that * are added through upgrades and that require initialization. * * When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer` * cannot be nested. If one is invoked in the context of another, execution will revert. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. * * WARNING: Setting the version to 2**64 - 1 will prevent any future reinitialization. * * Emits an {Initialized} event. */ modifier reinitializer(uint64 version) { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing || $._initialized >= version) { revert InvalidInitialization(); } $._initialized = version; $._initializing = true; _; $._initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { _checkInitializing(); _; } /** * @dev Reverts if the contract is not in an initializing state. See {onlyInitializing}. */ function _checkInitializing() internal view virtual { if (!_isInitializing()) { revert NotInitializing(); } } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. * * Emits an {Initialized} event the first time it is successfully executed. */ function _disableInitializers() internal virtual { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing) { revert InvalidInitialization(); } if ($._initialized != type(uint64).max) { $._initialized = type(uint64).max; emit Initialized(type(uint64).max); } } /** * @dev Returns the highest version that has been initialized. See {reinitializer}. */ function _getInitializedVersion() internal view returns (uint64) { return _getInitializableStorage()._initialized; } /** * @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}. */ function _isInitializing() internal view returns (bool) { return _getInitializableStorage()._initializing; } /** * @dev Returns a pointer to the storage namespace. */ // solhint-disable-next-line var-name-mixedcase function _getInitializableStorage() private pure returns (InitializableStorage storage $) { assembly { $.slot := INITIALIZABLE_STORAGE } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/math/Math.sol) pragma solidity ^0.8.20; import {Panic} from "../Panic.sol"; import {SafeCast} from "./SafeCast.sol"; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { 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 success flag (no overflow). */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an success flag (no overflow). */ function trySub(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an success flag (no overflow). */ function tryMul(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { 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 success flag (no division by zero). */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a success flag (no division by zero). */ function tryMod(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Branchless ternary evaluation for `a ? b : c`. Gas costs are constant. * * IMPORTANT: This function may reduce bytecode size and consume less gas when used standalone. * However, the compiler may optimize Solidity ternary operations (i.e. `a ? b : c`) to only compute * one branch when needed, making this function more expensive. */ function ternary(bool condition, uint256 a, uint256 b) internal pure returns (uint256) { unchecked { // branchless ternary works because: // b ^ (a ^ b) == a // b ^ 0 == b return b ^ ((a ^ b) * SafeCast.toUint(condition)); } } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return ternary(a > b, a, b); } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return ternary(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. Panic.panic(Panic.DIVISION_BY_ZERO); } // The following calculation ensures accurate ceiling division without overflow. // Since a is non-zero, (a - 1) / b will not overflow. // The largest possible result occurs when (a - 1) / b is type(uint256).max, // but the largest value we can obtain is type(uint256).max - 1, which happens // when a = type(uint256).max and b = 1. unchecked { return SafeCast.toUint(a > 0) * ((a - 1) / b + 1); } } /** * @dev Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or * denominator == 0. * * 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 2²⁵⁶ and mod 2²⁵⁶ - 1, then use // the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2²⁵⁶ + 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 2²⁵⁶. Also prevents denominator == 0. if (denominator <= prod1) { Panic.panic(ternary(denominator == 0, Panic.DIVISION_BY_ZERO, Panic.UNDER_OVERFLOW)); } /////////////////////////////////////////////// // 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 2²⁵⁶ / 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 2²⁵⁶. Now that denominator is an odd number, it has an inverse modulo 2²⁵⁶ such // that denominator * inv ≡ 1 mod 2²⁵⁶. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv ≡ 1 mod 2⁴. 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 2⁸ inverse *= 2 - denominator * inverse; // inverse mod 2¹⁶ inverse *= 2 - denominator * inverse; // inverse mod 2³² inverse *= 2 - denominator * inverse; // inverse mod 2⁶⁴ inverse *= 2 - denominator * inverse; // inverse mod 2¹²⁸ inverse *= 2 - denominator * inverse; // inverse mod 2²⁵⁶ // 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 2²⁵⁶. Since the preconditions guarantee that the outcome is // less than 2²⁵⁶, 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; } } /** * @dev 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) { return mulDiv(x, y, denominator) + SafeCast.toUint(unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0); } /** * @dev Calculate the modular multiplicative inverse of a number in Z/nZ. * * If n is a prime, then Z/nZ is a field. In that case all elements are inversible, except 0. * If n is not a prime, then Z/nZ is not a field, and some elements might not be inversible. * * If the input value is not inversible, 0 is returned. * * NOTE: If you know for sure that n is (big) a prime, it may be cheaper to use Fermat's little theorem and get the * inverse using `Math.modExp(a, n - 2, n)`. See {invModPrime}. */ function invMod(uint256 a, uint256 n) internal pure returns (uint256) { unchecked { if (n == 0) return 0; // The inverse modulo is calculated using the Extended Euclidean Algorithm (iterative version) // Used to compute integers x and y such that: ax + ny = gcd(a, n). // When the gcd is 1, then the inverse of a modulo n exists and it's x. // ax + ny = 1 // ax = 1 + (-y)n // ax ≡ 1 (mod n) # x is the inverse of a modulo n // If the remainder is 0 the gcd is n right away. uint256 remainder = a % n; uint256 gcd = n; // Therefore the initial coefficients are: // ax + ny = gcd(a, n) = n // 0a + 1n = n int256 x = 0; int256 y = 1; while (remainder != 0) { uint256 quotient = gcd / remainder; (gcd, remainder) = ( // The old remainder is the next gcd to try. remainder, // Compute the next remainder. // Can't overflow given that (a % gcd) * (gcd // (a % gcd)) <= gcd // where gcd is at most n (capped to type(uint256).max) gcd - remainder * quotient ); (x, y) = ( // Increment the coefficient of a. y, // Decrement the coefficient of n. // Can overflow, but the result is casted to uint256 so that the // next value of y is "wrapped around" to a value between 0 and n - 1. x - y * int256(quotient) ); } if (gcd != 1) return 0; // No inverse exists. return ternary(x < 0, n - uint256(-x), uint256(x)); // Wrap the result if it's negative. } } /** * @dev Variant of {invMod}. More efficient, but only works if `p` is known to be a prime greater than `2`. * * From https://en.wikipedia.org/wiki/Fermat%27s_little_theorem[Fermat's little theorem], we know that if p is * prime, then `a**(p-1) ≡ 1 mod p`. As a consequence, we have `a * a**(p-2) ≡ 1 mod p`, which means that * `a**(p-2)` is the modular multiplicative inverse of a in Fp. * * NOTE: this function does NOT check that `p` is a prime greater than `2`. */ function invModPrime(uint256 a, uint256 p) internal view returns (uint256) { unchecked { return Math.modExp(a, p - 2, p); } } /** * @dev Returns the modular exponentiation of the specified base, exponent and modulus (b ** e % m) * * Requirements: * - modulus can't be zero * - underlying staticcall to precompile must succeed * * IMPORTANT: The result is only valid if the underlying call succeeds. When using this function, make * sure the chain you're using it on supports the precompiled contract for modular exponentiation * at address 0x05 as specified in https://eips.ethereum.org/EIPS/eip-198[EIP-198]. Otherwise, * the underlying function will succeed given the lack of a revert, but the result may be incorrectly * interpreted as 0. */ function modExp(uint256 b, uint256 e, uint256 m) internal view returns (uint256) { (bool success, uint256 result) = tryModExp(b, e, m); if (!success) { Panic.panic(Panic.DIVISION_BY_ZERO); } return result; } /** * @dev Returns the modular exponentiation of the specified base, exponent and modulus (b ** e % m). * It includes a success flag indicating if the operation succeeded. Operation will be marked as failed if trying * to operate modulo 0 or if the underlying precompile reverted. * * IMPORTANT: The result is only valid if the success flag is true. When using this function, make sure the chain * you're using it on supports the precompiled contract for modular exponentiation at address 0x05 as specified in * https://eips.ethereum.org/EIPS/eip-198[EIP-198]. Otherwise, the underlying function will succeed given the lack * of a revert, but the result may be incorrectly interpreted as 0. */ function tryModExp(uint256 b, uint256 e, uint256 m) internal view returns (bool success, uint256 result) { if (m == 0) return (false, 0); assembly ("memory-safe") { let ptr := mload(0x40) // | Offset | Content | Content (Hex) | // |-----------|------------|--------------------------------------------------------------------| // | 0x00:0x1f | size of b | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x20:0x3f | size of e | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x40:0x5f | size of m | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x60:0x7f | value of b | 0x<.............................................................b> | // | 0x80:0x9f | value of e | 0x<.............................................................e> | // | 0xa0:0xbf | value of m | 0x<.............................................................m> | mstore(ptr, 0x20) mstore(add(ptr, 0x20), 0x20) mstore(add(ptr, 0x40), 0x20) mstore(add(ptr, 0x60), b) mstore(add(ptr, 0x80), e) mstore(add(ptr, 0xa0), m) // Given the result < m, it's guaranteed to fit in 32 bytes, // so we can use the memory scratch space located at offset 0. success := staticcall(gas(), 0x05, ptr, 0xc0, 0x00, 0x20) result := mload(0x00) } } /** * @dev Variant of {modExp} that supports inputs of arbitrary length. */ function modExp(bytes memory b, bytes memory e, bytes memory m) internal view returns (bytes memory) { (bool success, bytes memory result) = tryModExp(b, e, m); if (!success) { Panic.panic(Panic.DIVISION_BY_ZERO); } return result; } /** * @dev Variant of {tryModExp} that supports inputs of arbitrary length. */ function tryModExp( bytes memory b, bytes memory e, bytes memory m ) internal view returns (bool success, bytes memory result) { if (_zeroBytes(m)) return (false, new bytes(0)); uint256 mLen = m.length; // Encode call args in result and move the free memory pointer result = abi.encodePacked(b.length, e.length, mLen, b, e, m); assembly ("memory-safe") { let dataPtr := add(result, 0x20) // Write result on top of args to avoid allocating extra memory. success := staticcall(gas(), 0x05, dataPtr, mload(result), dataPtr, mLen) // Overwrite the length. // result.length > returndatasize() is guaranteed because returndatasize() == m.length mstore(result, mLen) // Set the memory pointer after the returned data. mstore(0x40, add(dataPtr, mLen)) } } /** * @dev Returns whether the provided byte array is zero. */ function _zeroBytes(bytes memory byteArray) private pure returns (bool) { for (uint256 i = 0; i < byteArray.length; ++i) { if (byteArray[i] != 0) { return false; } } return true; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded * towards zero. * * This method is based on Newton's method for computing square roots; the algorithm is restricted to only * using integer operations. */ function sqrt(uint256 a) internal pure returns (uint256) { unchecked { // Take care of easy edge cases when a == 0 or a == 1 if (a <= 1) { return a; } // In this function, we use Newton's method to get a root of `f(x) := x² - a`. It involves building a // sequence x_n that converges toward sqrt(a). For each iteration x_n, we also define the error between // the current value as `ε_n = | x_n - sqrt(a) |`. // // For our first estimation, we consider `e` the smallest power of 2 which is bigger than the square root // of the target. (i.e. `2**(e-1) ≤ sqrt(a) < 2**e`). We know that `e ≤ 128` because `(2¹²⁸)² = 2²⁵⁶` is // bigger than any uint256. // // By noticing that // `2**(e-1) ≤ sqrt(a) < 2**e → (2**(e-1))² ≤ a < (2**e)² → 2**(2*e-2) ≤ a < 2**(2*e)` // we can deduce that `e - 1` is `log2(a) / 2`. We can thus compute `x_n = 2**(e-1)` using a method similar // to the msb function. uint256 aa = a; uint256 xn = 1; if (aa >= (1 << 128)) { aa >>= 128; xn <<= 64; } if (aa >= (1 << 64)) { aa >>= 64; xn <<= 32; } if (aa >= (1 << 32)) { aa >>= 32; xn <<= 16; } if (aa >= (1 << 16)) { aa >>= 16; xn <<= 8; } if (aa >= (1 << 8)) { aa >>= 8; xn <<= 4; } if (aa >= (1 << 4)) { aa >>= 4; xn <<= 2; } if (aa >= (1 << 2)) { xn <<= 1; } // We now have x_n such that `x_n = 2**(e-1) ≤ sqrt(a) < 2**e = 2 * x_n`. This implies ε_n ≤ 2**(e-1). // // We can refine our estimation by noticing that the middle of that interval minimizes the error. // If we move x_n to equal 2**(e-1) + 2**(e-2), then we reduce the error to ε_n ≤ 2**(e-2). // This is going to be our x_0 (and ε_0) xn = (3 * xn) >> 1; // ε_0 := | x_0 - sqrt(a) | ≤ 2**(e-2) // From here, Newton's method give us: // x_{n+1} = (x_n + a / x_n) / 2 // // One should note that: // x_{n+1}² - a = ((x_n + a / x_n) / 2)² - a // = ((x_n² + a) / (2 * x_n))² - a // = (x_n⁴ + 2 * a * x_n² + a²) / (4 * x_n²) - a // = (x_n⁴ + 2 * a * x_n² + a² - 4 * a * x_n²) / (4 * x_n²) // = (x_n⁴ - 2 * a * x_n² + a²) / (4 * x_n²) // = (x_n² - a)² / (2 * x_n)² // = ((x_n² - a) / (2 * x_n))² // ≥ 0 // Which proves that for all n ≥ 1, sqrt(a) ≤ x_n // // This gives us the proof of quadratic convergence of the sequence: // ε_{n+1} = | x_{n+1} - sqrt(a) | // = | (x_n + a / x_n) / 2 - sqrt(a) | // = | (x_n² + a - 2*x_n*sqrt(a)) / (2 * x_n) | // = | (x_n - sqrt(a))² / (2 * x_n) | // = | ε_n² / (2 * x_n) | // = ε_n² / | (2 * x_n) | // // For the first iteration, we have a special case where x_0 is known: // ε_1 = ε_0² / | (2 * x_0) | // ≤ (2**(e-2))² / (2 * (2**(e-1) + 2**(e-2))) // ≤ 2**(2*e-4) / (3 * 2**(e-1)) // ≤ 2**(e-3) / 3 // ≤ 2**(e-3-log2(3)) // ≤ 2**(e-4.5) // // For the following iterations, we use the fact that, 2**(e-1) ≤ sqrt(a) ≤ x_n: // ε_{n+1} = ε_n² / | (2 * x_n) | // ≤ (2**(e-k))² / (2 * 2**(e-1)) // ≤ 2**(2*e-2*k) / 2**e // ≤ 2**(e-2*k) xn = (xn + a / xn) >> 1; // ε_1 := | x_1 - sqrt(a) | ≤ 2**(e-4.5) -- special case, see above xn = (xn + a / xn) >> 1; // ε_2 := | x_2 - sqrt(a) | ≤ 2**(e-9) -- general case with k = 4.5 xn = (xn + a / xn) >> 1; // ε_3 := | x_3 - sqrt(a) | ≤ 2**(e-18) -- general case with k = 9 xn = (xn + a / xn) >> 1; // ε_4 := | x_4 - sqrt(a) | ≤ 2**(e-36) -- general case with k = 18 xn = (xn + a / xn) >> 1; // ε_5 := | x_5 - sqrt(a) | ≤ 2**(e-72) -- general case with k = 36 xn = (xn + a / xn) >> 1; // ε_6 := | x_6 - sqrt(a) | ≤ 2**(e-144) -- general case with k = 72 // Because e ≤ 128 (as discussed during the first estimation phase), we know have reached a precision // ε_6 ≤ 2**(e-144) < 1. Given we're operating on integers, then we can ensure that xn is now either // sqrt(a) or sqrt(a) + 1. return xn - SafeCast.toUint(xn > a / xn); } } /** * @dev 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 + SafeCast.toUint(unsignedRoundsUp(rounding) && result * result < a); } } /** * @dev Return the log in base 2 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log2(uint256 x) internal pure returns (uint256 r) { // If value has upper 128 bits set, log2 result is at least 128 r = SafeCast.toUint(x > 0xffffffffffffffffffffffffffffffff) << 7; // If upper 64 bits of 128-bit half set, add 64 to result r |= SafeCast.toUint((x >> r) > 0xffffffffffffffff) << 6; // If upper 32 bits of 64-bit half set, add 32 to result r |= SafeCast.toUint((x >> r) > 0xffffffff) << 5; // If upper 16 bits of 32-bit half set, add 16 to result r |= SafeCast.toUint((x >> r) > 0xffff) << 4; // If upper 8 bits of 16-bit half set, add 8 to result r |= SafeCast.toUint((x >> r) > 0xff) << 3; // If upper 4 bits of 8-bit half set, add 4 to result r |= SafeCast.toUint((x >> r) > 0xf) << 2; // Shifts value right by the current result and use it as an index into this lookup table: // // | x (4 bits) | index | table[index] = MSB position | // |------------|---------|-----------------------------| // | 0000 | 0 | table[0] = 0 | // | 0001 | 1 | table[1] = 0 | // | 0010 | 2 | table[2] = 1 | // | 0011 | 3 | table[3] = 1 | // | 0100 | 4 | table[4] = 2 | // | 0101 | 5 | table[5] = 2 | // | 0110 | 6 | table[6] = 2 | // | 0111 | 7 | table[7] = 2 | // | 1000 | 8 | table[8] = 3 | // | 1001 | 9 | table[9] = 3 | // | 1010 | 10 | table[10] = 3 | // | 1011 | 11 | table[11] = 3 | // | 1100 | 12 | table[12] = 3 | // | 1101 | 13 | table[13] = 3 | // | 1110 | 14 | table[14] = 3 | // | 1111 | 15 | table[15] = 3 | // // The lookup table is represented as a 32-byte value with the MSB positions for 0-15 in the last 16 bytes. assembly ("memory-safe") { r := or(r, byte(shr(r, x), 0x0000010102020202030303030303030300000000000000000000000000000000)) } } /** * @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 + SafeCast.toUint(unsignedRoundsUp(rounding) && 1 << result < value); } } /** * @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 + SafeCast.toUint(unsignedRoundsUp(rounding) && 10 ** result < value); } } /** * @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 x) internal pure returns (uint256 r) { // If value has upper 128 bits set, log2 result is at least 128 r = SafeCast.toUint(x > 0xffffffffffffffffffffffffffffffff) << 7; // If upper 64 bits of 128-bit half set, add 64 to result r |= SafeCast.toUint((x >> r) > 0xffffffffffffffff) << 6; // If upper 32 bits of 64-bit half set, add 32 to result r |= SafeCast.toUint((x >> r) > 0xffffffff) << 5; // If upper 16 bits of 32-bit half set, add 16 to result r |= SafeCast.toUint((x >> r) > 0xffff) << 4; // Add 1 if upper 8 bits of 16-bit half set, and divide accumulated result by 8 return (r >> 3) | SafeCast.toUint((x >> r) > 0xff); } /** * @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 + SafeCast.toUint(unsignedRoundsUp(rounding) && 1 << (result << 3) < value); } } /** * @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 v5.1.0) (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/bool 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); } /** * @dev Cast a boolean (false or true) to a uint256 (0 or 1) with no jump. */ function toUint(bool b) internal pure returns (uint256 u) { assembly ("memory-safe") { u := iszero(iszero(b)) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.20; import {SafeCast} from "./SafeCast.sol"; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Branchless ternary evaluation for `a ? b : c`. Gas costs are constant. * * IMPORTANT: This function may reduce bytecode size and consume less gas when used standalone. * However, the compiler may optimize Solidity ternary operations (i.e. `a ? b : c`) to only compute * one branch when needed, making this function more expensive. */ function ternary(bool condition, int256 a, int256 b) internal pure returns (int256) { unchecked { // branchless ternary works because: // b ^ (a ^ b) == a // b ^ 0 == b return b ^ ((a ^ b) * int256(SafeCast.toUint(condition))); } } /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return ternary(a > b, a, b); } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return ternary(a < b, a, b); } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // Formula from the "Bit Twiddling Hacks" by Sean Eron Anderson. // Since `n` is a signed integer, the generated bytecode will use the SAR opcode to perform the right shift, // taking advantage of the most significant (or "sign" bit) in two's complement representation. // This opcode adds new most significant bits set to the value of the previous most significant bit. As a result, // the mask will either be `bytes32(0)` (if n is positive) or `~bytes32(0)` (if n is negative). int256 mask = n >> 255; // A `bytes32(0)` mask leaves the input unchanged, while a `~bytes32(0)` mask complements it. return uint256((n + mask) ^ mask); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.20; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS } /** * @dev The signature derives the `address(0)`. */ error ECDSAInvalidSignature(); /** * @dev The signature has an invalid length. */ error ECDSAInvalidSignatureLength(uint256 length); /** * @dev The signature has an S value that is in the upper half order. */ error ECDSAInvalidSignatureS(bytes32 s); /** * @dev Returns the address that signed a hashed message (`hash`) with `signature` or an error. This will not * return address(0) without also returning an error description. Errors are documented using an enum (error type) * and a bytes32 providing additional information about the error. * * If no error is returned, then the address can be used for verification purposes. * * The `ecrecover` EVM precompile allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] */ function tryRecover( bytes32 hash, bytes memory signature ) internal pure returns (address recovered, RecoverError err, bytes32 errArg) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly ("memory-safe") { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength, bytes32(signature.length)); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM precompile allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, signature); _throwError(error, errorArg); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[ERC-2098 short signatures] */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address recovered, RecoverError err, bytes32 errArg) { unchecked { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); // We do not check for an overflow here since the shift operation results in 0 or 1. uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. */ function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, r, vs); _throwError(error, errorArg); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address recovered, RecoverError err, bytes32 errArg) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS, s); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature, bytes32(0)); } return (signer, RecoverError.NoError, bytes32(0)); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address) { (address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, v, r, s); _throwError(error, errorArg); return recovered; } /** * @dev Optionally reverts with the corresponding custom error according to the `error` argument provided. */ function _throwError(RecoverError error, bytes32 errorArg) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert ECDSAInvalidSignature(); } else if (error == RecoverError.InvalidSignatureLength) { revert ECDSAInvalidSignatureLength(uint256(errorArg)); } else if (error == RecoverError.InvalidSignatureS) { revert ECDSAInvalidSignatureS(errorArg); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (interfaces/IERC1271.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC-1271 standard signature validation method for * contracts as defined in https://eips.ethereum.org/EIPS/eip-1271[ERC-1271]. */ interface IERC1271 { /** * @dev Should return whether the signature provided is valid for the provided data * @param hash Hash of the data to be signed * @param signature Signature byte array associated with _data */ function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/introspection/IERC165.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC-165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[ERC]. * * 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[ERC 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 v5.1.0) (utils/Panic.sol) pragma solidity ^0.8.20; /** * @dev Helper library for emitting standardized panic codes. * * ```solidity * contract Example { * using Panic for uint256; * * // Use any of the declared internal constants * function foo() { Panic.GENERIC.panic(); } * * // Alternatively * function foo() { Panic.panic(Panic.GENERIC); } * } * ``` * * Follows the list from https://github.com/ethereum/solidity/blob/v0.8.24/libsolutil/ErrorCodes.h[libsolutil]. * * _Available since v5.1._ */ // slither-disable-next-line unused-state library Panic { /// @dev generic / unspecified error uint256 internal constant GENERIC = 0x00; /// @dev used by the assert() builtin uint256 internal constant ASSERT = 0x01; /// @dev arithmetic underflow or overflow uint256 internal constant UNDER_OVERFLOW = 0x11; /// @dev division or modulo by zero uint256 internal constant DIVISION_BY_ZERO = 0x12; /// @dev enum conversion error uint256 internal constant ENUM_CONVERSION_ERROR = 0x21; /// @dev invalid encoding in storage uint256 internal constant STORAGE_ENCODING_ERROR = 0x22; /// @dev empty array pop uint256 internal constant EMPTY_ARRAY_POP = 0x31; /// @dev array out of bounds access uint256 internal constant ARRAY_OUT_OF_BOUNDS = 0x32; /// @dev resource error (too large allocation or too large array) uint256 internal constant RESOURCE_ERROR = 0x41; /// @dev calling invalid internal function uint256 internal constant INVALID_INTERNAL_FUNCTION = 0x51; /// @dev Reverts with a panic code. Recommended to use with /// the internal constants with predefined codes. function panic(uint256 code) internal pure { assembly ("memory-safe") { mstore(0x00, 0x4e487b71) mstore(0x20, code) revert(0x1c, 0x24) } } }
{ "viaIR": false, "codegen": "yul", "remappings": [ "ds-test/=lib/forge-std/lib/ds-test/src/", "forge-std/=lib/forge-std/src/", "solmate/=lib/solmate/src/", "openzeppelin/=lib/openzeppelin-contracts/contracts/", "openzeppelin-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "v2-periphery/=lib/v2-periphery/contracts/", "v2-core/=lib/v2-core/contracts/", "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/", "halmos-cheatcodes/=lib/openzeppelin-contracts-upgradeable/lib/halmos-cheatcodes/src/", "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "solady/=lib/solady/src/" ], "evmVersion": "cancun", "outputSelection": { "*": { "*": [ "abi", "metadata" ], "": [ "ast" ] } }, "optimizer": { "enabled": true, "mode": "3", "fallback_to_optimizing_for_size": false, "disable_system_request_memoization": true }, "metadata": {}, "libraries": {}, "enableEraVMExtensions": false, "forceEVMLA": false }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_treasury","type":"address"},{"internalType":"address","name":"_admin","type":"address"},{"internalType":"address","name":"_signer","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AccessControlBadConfirmation","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bytes32","name":"neededRole","type":"bytes32"}],"name":"AccessControlUnauthorizedAccount","type":"error"},{"inputs":[],"name":"InvalidInitialization","type":"error"},{"inputs":[],"name":"NotInitializing","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint64","name":"version","type":"uint64"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"string","name":"itemId","type":"string"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"}],"name":"Purchase","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"inputs":[],"name":"ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_admin","type":"address"},{"internalType":"bool","name":"shouldAdd","type":"bool"}],"name":"addAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"_itemSignature","type":"bytes"},{"internalType":"string","name":"_itemId","type":"string"}],"name":"purchase","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"callerConfirmation","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"signer","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"treasury","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_signer","type":"address"}],"name":"updateSigner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_treasury","type":"address"}],"name":"updateTreasury","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Deployed Bytecode
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Multichain Portfolio | 30 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.