Source Code
Overview
ETH Balance
0 ETH
Eth Value
$0.00More Info
Private Name Tags
ContractCreator
TokenTracker
Loading...
Loading
Loading...
Loading
Cross-Chain Transactions
Loading...
Loading
Contract Name:
NFTNumbered
Compiler Version
v0.8.30+commit.73712a01
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2025-10-19 */ // SPDX-License-Identifier: MIT // File: @openzeppelin/[email protected]/utils/introspection/IERC165.sol // OpenZeppelin Contracts (last updated v5.4.0) (utils/introspection/IERC165.sol) pragma solidity >=0.4.16; /** * @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); } // File: @openzeppelin/[email protected]/token/ERC721/IERC721.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/IERC721.sol) pragma solidity >=0.6.2; /** * @dev Required interface of an ERC-721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon * a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC-721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or * {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon * a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom(address from, address to, uint256 tokenId) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC-721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 tokenId) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the address zero. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); } // File: @openzeppelin/[email protected]/token/ERC721/extensions/IERC721Metadata.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity >=0.6.2; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); } // File: @openzeppelin/[email protected]/token/ERC721/IERC721Receiver.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/IERC721Receiver.sol) pragma solidity >=0.5.0; /** * @title ERC-721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC-721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be * reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } // File: @openzeppelin/[email protected]/interfaces/draft-IERC6093.sol // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/draft-IERC6093.sol) pragma solidity >=0.8.4; /** * @dev Standard ERC-20 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-20 tokens. */ interface IERC20Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC20InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC20InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers. * @param spender Address that may be allowed to operate on tokens without being their owner. * @param allowance Amount of tokens a `spender` is allowed to operate with. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC20InvalidApprover(address approver); /** * @dev Indicates a failure with the `spender` to be approved. Used in approvals. * @param spender Address that may be allowed to operate on tokens without being their owner. */ error ERC20InvalidSpender(address spender); } /** * @dev Standard ERC-721 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-721 tokens. */ interface IERC721Errors { /** * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in ERC-20. * Used in balance queries. * @param owner Address of the current owner of a token. */ error ERC721InvalidOwner(address owner); /** * @dev Indicates a `tokenId` whose `owner` is the zero address. * @param tokenId Identifier number of a token. */ error ERC721NonexistentToken(uint256 tokenId); /** * @dev Indicates an error related to the ownership over a particular token. Used in transfers. * @param sender Address whose tokens are being transferred. * @param tokenId Identifier number of a token. * @param owner Address of the current owner of a token. */ error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC721InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC721InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param tokenId Identifier number of a token. */ error ERC721InsufficientApproval(address operator, uint256 tokenId); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC721InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC721InvalidOperator(address operator); } /** * @dev Standard ERC-1155 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC-1155 tokens. */ interface IERC1155Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. * @param tokenId Identifier number of a token. */ error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC1155InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC1155InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param owner Address of the current owner of a token. */ error ERC1155MissingApprovalForAll(address operator, address owner); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC1155InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC1155InvalidOperator(address operator); /** * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation. * Used in batch transfers. * @param idsLength Length of the array of token identifiers * @param valuesLength Length of the array of token amounts */ error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength); } // File: @openzeppelin/[email protected]/token/ERC721/utils/ERC721Utils.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/utils/ERC721Utils.sol) pragma solidity ^0.8.20; /** * @dev Library that provide common ERC-721 utility functions. * * See https://eips.ethereum.org/EIPS/eip-721[ERC-721]. * * _Available since v5.1._ */ library ERC721Utils { /** * @dev Performs an acceptance check for the provided `operator` by calling {IERC721Receiver-onERC721Received} * on the `to` address. The `operator` is generally the address that initiated the token transfer (i.e. `msg.sender`). * * The acceptance call is not executed and treated as a no-op if the target address doesn't contain code (i.e. an EOA). * Otherwise, the recipient must implement {IERC721Receiver-onERC721Received} and return the acceptance magic value to accept * the transfer. */ function checkOnERC721Received( address operator, address from, address to, uint256 tokenId, bytes memory data ) internal { if (to.code.length > 0) { try IERC721Receiver(to).onERC721Received(operator, from, tokenId, data) returns (bytes4 retval) { if (retval != IERC721Receiver.onERC721Received.selector) { // Token rejected revert IERC721Errors.ERC721InvalidReceiver(to); } } catch (bytes memory reason) { if (reason.length == 0) { // non-IERC721Receiver implementer revert IERC721Errors.ERC721InvalidReceiver(to); } else { assembly ("memory-safe") { revert(add(reason, 0x20), mload(reason)) } } } } } } // File: @openzeppelin/[email protected]/utils/Context.sol // OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol) pragma solidity ^0.8.20; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } } // File: @openzeppelin/[email protected]/utils/Panic.sol // 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) } } } // File: @openzeppelin/[email protected]/utils/math/SafeCast.sol // 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)) } } } // File: @openzeppelin/[email protected]/utils/math/Math.sol // OpenZeppelin Contracts (last updated v5.3.0) (utils/math/Math.sol) pragma solidity ^0.8.20; /** * @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 Return the 512-bit addition of two uint256. * * The result is stored in two 256 variables such that sum = high * 2²⁵⁶ + low. */ function add512(uint256 a, uint256 b) internal pure returns (uint256 high, uint256 low) { assembly ("memory-safe") { low := add(a, b) high := lt(low, a) } } /** * @dev Return the 512-bit multiplication of two uint256. * * The result is stored in two 256 variables such that product = high * 2²⁵⁶ + low. */ function mul512(uint256 a, uint256 b) internal pure returns (uint256 high, uint256 low) { // 512-bit multiply [high low] = 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 = high * 2²⁵⁶ + low. assembly ("memory-safe") { let mm := mulmod(a, b, not(0)) low := mul(a, b) high := sub(sub(mm, low), lt(mm, low)) } } /** * @dev Returns the addition of two unsigned integers, with a success flag (no overflow). */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a + b; success = c >= a; result = c * SafeCast.toUint(success); } } /** * @dev Returns the subtraction of two unsigned integers, with a success flag (no overflow). */ function trySub(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a - b; success = c <= a; result = c * SafeCast.toUint(success); } } /** * @dev Returns the multiplication of two unsigned integers, with a success flag (no overflow). */ function tryMul(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a * b; assembly ("memory-safe") { // Only true when the multiplication doesn't overflow // (c / a == b) || (a == 0) success := or(eq(div(c, a), b), iszero(a)) } // equivalent to: success ? c : 0 result = c * SafeCast.toUint(success); } } /** * @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 { success = b > 0; assembly ("memory-safe") { // The `DIV` opcode returns zero when the denominator is 0. result := div(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 { success = b > 0; assembly ("memory-safe") { // The `MOD` opcode returns zero when the denominator is 0. result := mod(a, b) } } } /** * @dev Unsigned saturating addition, bounds to `2²⁵⁶ - 1` instead of overflowing. */ function saturatingAdd(uint256 a, uint256 b) internal pure returns (uint256) { (bool success, uint256 result) = tryAdd(a, b); return ternary(success, result, type(uint256).max); } /** * @dev Unsigned saturating subtraction, bounds to zero instead of overflowing. */ function saturatingSub(uint256 a, uint256 b) internal pure returns (uint256) { (, uint256 result) = trySub(a, b); return result; } /** * @dev Unsigned saturating multiplication, bounds to `2²⁵⁶ - 1` instead of overflowing. */ function saturatingMul(uint256 a, uint256 b) internal pure returns (uint256) { (bool success, uint256 result) = tryMul(a, b); return ternary(success, result, type(uint256).max); } /** * @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 { (uint256 high, uint256 low) = mul512(x, y); // Handle non-overflow cases, 256 by 256 division. if (high == 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 low / denominator; } // Make sure the result is less than 2²⁵⁶. Also prevents denominator == 0. if (denominator <= high) { Panic.panic(ternary(denominator == 0, Panic.DIVISION_BY_ZERO, Panic.UNDER_OVERFLOW)); } /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [high low]. uint256 remainder; assembly ("memory-safe") { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. high := sub(high, gt(remainder, low)) low := sub(low, 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 ("memory-safe") { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [high low] by twos. low := div(low, 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 high into low. low |= high * 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 high // is no longer required. result = low * 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 Calculates floor(x * y >> n) with full precision. Throws if result overflows a uint256. */ function mulShr(uint256 x, uint256 y, uint8 n) internal pure returns (uint256 result) { unchecked { (uint256 high, uint256 low) = mul512(x, y); if (high >= 1 << n) { Panic.panic(Panic.UNDER_OVERFLOW); } return (high << (256 - n)) | (low >> n); } } /** * @dev Calculates x * y >> n with full precision, following the selected rounding direction. */ function mulShr(uint256 x, uint256 y, uint8 n, Rounding rounding) internal pure returns (uint256) { return mulShr(x, y, n) + SafeCast.toUint(unsignedRoundsUp(rounding) && mulmod(x, y, 1 << n) > 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; } } // File: @openzeppelin/[email protected]/utils/math/SignedMath.sol // OpenZeppelin Contracts (last updated v5.1.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.20; /** * @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); } } } // File: @openzeppelin/[email protected]/utils/Strings.sol // OpenZeppelin Contracts (last updated v5.4.0) (utils/Strings.sol) pragma solidity ^0.8.20; /** * @dev String operations. */ library Strings { using SafeCast for *; bytes16 private constant HEX_DIGITS = "0123456789abcdef"; uint8 private constant ADDRESS_LENGTH = 20; uint256 private constant SPECIAL_CHARS_LOOKUP = (1 << 0x08) | // backspace (1 << 0x09) | // tab (1 << 0x0a) | // newline (1 << 0x0c) | // form feed (1 << 0x0d) | // carriage return (1 << 0x22) | // double quote (1 << 0x5c); // backslash /** * @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(add(buffer, 0x20), 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-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 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-string-uint256-uint256} 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-string-uint256-uint256} 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-string} 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-string-uint256-uint256} 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 guarantees 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-string} 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-string} 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-string-uint256-uint256} 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 Escape special characters in JSON strings. This can be useful to prevent JSON injection in NFT metadata. * * WARNING: This function should only be used in double quoted JSON strings. Single quotes are not escaped. * * NOTE: This function escapes all unicode characters, and not just the ones in ranges defined in section 2.5 of * RFC-4627 (U+0000 to U+001F, U+0022 and U+005C). ECMAScript's `JSON.parse` does recover escaped unicode * characters that are not in this range, but other tooling may provide different results. */ function escapeJSON(string memory input) internal pure returns (string memory) { bytes memory buffer = bytes(input); bytes memory output = new bytes(2 * buffer.length); // worst case scenario uint256 outputLength = 0; for (uint256 i; i < buffer.length; ++i) { bytes1 char = bytes1(_unsafeReadBytesOffset(buffer, i)); if (((SPECIAL_CHARS_LOOKUP & (1 << uint8(char))) != 0)) { output[outputLength++] = "\\"; if (char == 0x08) output[outputLength++] = "b"; else if (char == 0x09) output[outputLength++] = "t"; else if (char == 0x0a) output[outputLength++] = "n"; else if (char == 0x0c) output[outputLength++] = "f"; else if (char == 0x0d) output[outputLength++] = "r"; else if (char == 0x5c) output[outputLength++] = "\\"; else if (char == 0x22) { // solhint-disable-next-line quotes output[outputLength++] = '"'; } } else { output[outputLength++] = char; } } // write the actual length and deallocate unused memory assembly ("memory-safe") { mstore(output, outputLength) mstore(0x40, add(output, shl(5, shr(5, add(outputLength, 63))))) } return string(output); } /** * @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(add(buffer, 0x20), offset)) } } } // File: @openzeppelin/[email protected]/utils/introspection/ERC165.sol // OpenZeppelin Contracts (last updated v5.4.0) (utils/introspection/ERC165.sol) pragma solidity ^0.8.20; /** * @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 ERC165 is IERC165 { /// @inheritdoc IERC165 function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) { return interfaceId == type(IERC165).interfaceId; } } // File: @openzeppelin/[email protected]/token/ERC721/ERC721.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/ERC721.sol) pragma solidity ^0.8.20; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC-721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Errors { using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; mapping(uint256 tokenId => address) private _owners; mapping(address owner => uint256) private _balances; mapping(uint256 tokenId => address) private _tokenApprovals; mapping(address owner => mapping(address operator => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /// @inheritdoc IERC165 function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /// @inheritdoc IERC721 function balanceOf(address owner) public view virtual returns (uint256) { if (owner == address(0)) { revert ERC721InvalidOwner(address(0)); } return _balances[owner]; } /// @inheritdoc IERC721 function ownerOf(uint256 tokenId) public view virtual returns (address) { return _requireOwned(tokenId); } /// @inheritdoc IERC721Metadata function name() public view virtual returns (string memory) { return _name; } /// @inheritdoc IERC721Metadata function symbol() public view virtual returns (string memory) { return _symbol; } /// @inheritdoc IERC721Metadata function tokenURI(uint256 tokenId) public view virtual returns (string memory) { _requireOwned(tokenId); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string.concat(baseURI, tokenId.toString()) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /// @inheritdoc IERC721 function approve(address to, uint256 tokenId) public virtual { _approve(to, tokenId, _msgSender()); } /// @inheritdoc IERC721 function getApproved(uint256 tokenId) public view virtual returns (address) { _requireOwned(tokenId); return _getApproved(tokenId); } /// @inheritdoc IERC721 function setApprovalForAll(address operator, bool approved) public virtual { _setApprovalForAll(_msgSender(), operator, approved); } /// @inheritdoc IERC721 function isApprovedForAll(address owner, address operator) public view virtual returns (bool) { return _operatorApprovals[owner][operator]; } /// @inheritdoc IERC721 function transferFrom(address from, address to, uint256 tokenId) public virtual { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } // Setting an "auth" arguments enables the `_isAuthorized` check which verifies that the token exists // (from != 0). Therefore, it is not needed to verify that the return value is not 0 here. address previousOwner = _update(to, tokenId, _msgSender()); if (previousOwner != from) { revert ERC721IncorrectOwner(from, tokenId, previousOwner); } } /// @inheritdoc IERC721 function safeTransferFrom(address from, address to, uint256 tokenId) public { safeTransferFrom(from, to, tokenId, ""); } /// @inheritdoc IERC721 function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public virtual { transferFrom(from, to, tokenId); ERC721Utils.checkOnERC721Received(_msgSender(), from, to, tokenId, data); } /** * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist * * IMPORTANT: Any overrides to this function that add ownership of tokens not tracked by the * core ERC-721 logic MUST be matched with the use of {_increaseBalance} to keep balances * consistent with ownership. The invariant to preserve is that for any address `a` the value returned by * `balanceOf(a)` must be equal to the number of tokens such that `_ownerOf(tokenId)` is `a`. */ function _ownerOf(uint256 tokenId) internal view virtual returns (address) { return _owners[tokenId]; } /** * @dev Returns the approved address for `tokenId`. Returns 0 if `tokenId` is not minted. */ function _getApproved(uint256 tokenId) internal view virtual returns (address) { return _tokenApprovals[tokenId]; } /** * @dev Returns whether `spender` is allowed to manage `owner`'s tokens, or `tokenId` in * particular (ignoring whether it is owned by `owner`). * * WARNING: This function assumes that `owner` is the actual owner of `tokenId` and does not verify this * assumption. */ function _isAuthorized(address owner, address spender, uint256 tokenId) internal view virtual returns (bool) { return spender != address(0) && (owner == spender || isApprovedForAll(owner, spender) || _getApproved(tokenId) == spender); } /** * @dev Checks if `spender` can operate on `tokenId`, assuming the provided `owner` is the actual owner. * Reverts if: * - `spender` does not have approval from `owner` for `tokenId`. * - `spender` does not have approval to manage all of `owner`'s assets. * * WARNING: This function assumes that `owner` is the actual owner of `tokenId` and does not verify this * assumption. */ function _checkAuthorized(address owner, address spender, uint256 tokenId) internal view virtual { if (!_isAuthorized(owner, spender, tokenId)) { if (owner == address(0)) { revert ERC721NonexistentToken(tokenId); } else { revert ERC721InsufficientApproval(spender, tokenId); } } } /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * NOTE: the value is limited to type(uint128).max. This protect against _balance overflow. It is unrealistic that * a uint256 would ever overflow from increments when these increments are bounded to uint128 values. * * WARNING: Increasing an account's balance using this function tends to be paired with an override of the * {_ownerOf} function to resolve the ownership of the corresponding tokens so that balances and ownership * remain consistent with one another. */ function _increaseBalance(address account, uint128 value) internal virtual { unchecked { _balances[account] += value; } } /** * @dev Transfers `tokenId` from its current owner to `to`, or alternatively mints (or burns) if the current owner * (or `to`) is the zero address. Returns the owner of the `tokenId` before the update. * * The `auth` argument is optional. If the value passed is non 0, then this function will check that * `auth` is either the owner of the token, or approved to operate on the token (by the owner). * * Emits a {Transfer} event. * * NOTE: If overriding this function in a way that tracks balances, see also {_increaseBalance}. */ function _update(address to, uint256 tokenId, address auth) internal virtual returns (address) { address from = _ownerOf(tokenId); // Perform (optional) operator check if (auth != address(0)) { _checkAuthorized(from, auth, tokenId); } // Execute the update if (from != address(0)) { // Clear approval. No need to re-authorize or emit the Approval event _approve(address(0), tokenId, address(0), false); unchecked { _balances[from] -= 1; } } if (to != address(0)) { unchecked { _balances[to] += 1; } } _owners[tokenId] = to; emit Transfer(from, to, tokenId); return from; } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } address previousOwner = _update(to, tokenId, address(0)); if (previousOwner != address(0)) { revert ERC721InvalidSender(address(0)); } } /** * @dev Mints `tokenId`, transfers it to `to` and checks for `to` acceptance. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint(address to, uint256 tokenId, bytes memory data) internal virtual { _mint(to, tokenId); ERC721Utils.checkOnERC721Received(_msgSender(), address(0), to, tokenId, data); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * This is an internal function that does not check if the sender is authorized to operate on the token. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal { address previousOwner = _update(address(0), tokenId, address(0)); if (previousOwner == address(0)) { revert ERC721NonexistentToken(tokenId); } } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer(address from, address to, uint256 tokenId) internal { if (to == address(0)) { revert ERC721InvalidReceiver(address(0)); } address previousOwner = _update(to, tokenId, address(0)); if (previousOwner == address(0)) { revert ERC721NonexistentToken(tokenId); } else if (previousOwner != from) { revert ERC721IncorrectOwner(from, tokenId, previousOwner); } } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking that contract recipients * are aware of the ERC-721 standard to prevent tokens from being forever locked. * * `data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is like {safeTransferFrom} in the sense that it invokes * {IERC721Receiver-onERC721Received} on the receiver, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `tokenId` token must exist and be owned by `from`. * - `to` cannot be the zero address. * - `from` cannot be the zero address. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer(address from, address to, uint256 tokenId) internal { _safeTransfer(from, to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeTransfer-address-address-uint256-}[`_safeTransfer`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeTransfer(address from, address to, uint256 tokenId, bytes memory data) internal virtual { _transfer(from, to, tokenId); ERC721Utils.checkOnERC721Received(_msgSender(), from, to, tokenId, data); } /** * @dev Approve `to` to operate on `tokenId` * * The `auth` argument is optional. If the value passed is non 0, then this function will check that `auth` is * either the owner of the token, or approved to operate on all tokens held by this owner. * * Emits an {Approval} event. * * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument. */ function _approve(address to, uint256 tokenId, address auth) internal { _approve(to, tokenId, auth, true); } /** * @dev Variant of `_approve` with an optional flag to enable or disable the {Approval} event. The event is not * emitted in the context of transfers. */ function _approve(address to, uint256 tokenId, address auth, bool emitEvent) internal virtual { // Avoid reading the owner unless necessary if (emitEvent || auth != address(0)) { address owner = _requireOwned(tokenId); // We do not use _isAuthorized because single-token approvals should not be able to call approve if (auth != address(0) && owner != auth && !isApprovedForAll(owner, auth)) { revert ERC721InvalidApprover(auth); } if (emitEvent) { emit Approval(owner, to, tokenId); } } _tokenApprovals[tokenId] = to; } /** * @dev Approve `operator` to operate on all of `owner` tokens * * Requirements: * - operator can't be the address zero. * * Emits an {ApprovalForAll} event. */ function _setApprovalForAll(address owner, address operator, bool approved) internal virtual { if (operator == address(0)) { revert ERC721InvalidOperator(operator); } _operatorApprovals[owner][operator] = approved; emit ApprovalForAll(owner, operator, approved); } /** * @dev Reverts if the `tokenId` doesn't have a current owner (it hasn't been minted, or it has been burned). * Returns the owner. * * Overrides to ownership logic should be done to {_ownerOf}. */ function _requireOwned(uint256 tokenId) internal view returns (address) { address owner = _ownerOf(tokenId); if (owner == address(0)) { revert ERC721NonexistentToken(tokenId); } return owner; } } // File: @openzeppelin/[email protected]/token/ERC721/extensions/IERC721Enumerable.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/extensions/IERC721Enumerable.sol) pragma solidity >=0.6.2; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); } // File: @openzeppelin/[email protected]/token/ERC721/extensions/ERC721Enumerable.sol // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC721/extensions/ERC721Enumerable.sol) pragma solidity ^0.8.20; /** * @dev This implements an optional extension of {ERC721} defined in the ERC that adds enumerability * of all the token ids in the contract as well as all token ids owned by each account. * * CAUTION: {ERC721} extensions that implement custom `balanceOf` logic, such as {ERC721Consecutive}, * interfere with enumerability and should not be used together with {ERC721Enumerable}. */ abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { mapping(address owner => mapping(uint256 index => uint256)) private _ownedTokens; mapping(uint256 tokenId => uint256) private _ownedTokensIndex; uint256[] private _allTokens; mapping(uint256 tokenId => uint256) private _allTokensIndex; /** * @dev An `owner`'s token query was out of bounds for `index`. * * NOTE: The owner being `address(0)` indicates a global out of bounds index. */ error ERC721OutOfBoundsIndex(address owner, uint256 index); /** * @dev Batch mint is not allowed. */ error ERC721EnumerableForbiddenBatchMint(); /// @inheritdoc IERC165 function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); } /// @inheritdoc IERC721Enumerable function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual returns (uint256) { if (index >= balanceOf(owner)) { revert ERC721OutOfBoundsIndex(owner, index); } return _ownedTokens[owner][index]; } /// @inheritdoc IERC721Enumerable function totalSupply() public view virtual returns (uint256) { return _allTokens.length; } /// @inheritdoc IERC721Enumerable function tokenByIndex(uint256 index) public view virtual returns (uint256) { if (index >= totalSupply()) { revert ERC721OutOfBoundsIndex(address(0), index); } return _allTokens[index]; } /// @inheritdoc ERC721 function _update(address to, uint256 tokenId, address auth) internal virtual override returns (address) { address previousOwner = super._update(to, tokenId, auth); if (previousOwner == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (previousOwner != to) { _removeTokenFromOwnerEnumeration(previousOwner, tokenId); } if (to == address(0)) { _removeTokenFromAllTokensEnumeration(tokenId); } else if (previousOwner != to) { _addTokenToOwnerEnumeration(to, tokenId); } return previousOwner; } /** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */ function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = balanceOf(to) - 1; _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; } /** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */ function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); } /** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes). * This has O(1) time complexity, but alters the order of the _ownedTokens array. * @param from address representing the previous owner of the given token ID * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address */ function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = balanceOf(from); uint256 tokenIndex = _ownedTokensIndex[tokenId]; mapping(uint256 index => uint256) storage _ownedTokensByOwner = _ownedTokens[from]; // When the token to delete is the last token, the swap operation is unnecessary if (tokenIndex != lastTokenIndex) { uint256 lastTokenId = _ownedTokensByOwner[lastTokenIndex]; _ownedTokensByOwner[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index } // This also deletes the contents at the last position of the array delete _ownedTokensIndex[tokenId]; delete _ownedTokensByOwner[lastTokenIndex]; } /** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */ function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding // an 'if' statement (like in _removeTokenFromOwnerEnumeration) uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index // This also deletes the contents at the last position of the array delete _allTokensIndex[tokenId]; _allTokens.pop(); } /** * See {ERC721-_increaseBalance}. We need that to account tokens that were minted in batch */ function _increaseBalance(address account, uint128 amount) internal virtual override { if (amount > 0) { revert ERC721EnumerableForbiddenBatchMint(); } super._increaseBalance(account, amount); } } // File: @openzeppelin/[email protected]/access/Ownable.sol // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ constructor(address initialOwner) { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } } // File: @openzeppelin/[email protected]/utils/Base64.sol // OpenZeppelin Contracts (last updated v5.4.0) (utils/Base64.sol) pragma solidity ^0.8.20; /** * @dev Provides a set of functions to operate with Base64 strings. */ library Base64 { /** * @dev Base64 Encoding/Decoding Table * See sections 4 and 5 of https://datatracker.ietf.org/doc/html/rfc4648 */ string internal constant _TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; string internal constant _TABLE_URL = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"; /** * @dev Converts a `bytes` to its Bytes64 `string` representation. */ function encode(bytes memory data) internal pure returns (string memory) { return _encode(data, _TABLE, true); } /** * @dev Converts a `bytes` to its Bytes64Url `string` representation. * Output is not padded with `=` as specified in https://www.rfc-editor.org/rfc/rfc4648[rfc4648]. */ function encodeURL(bytes memory data) internal pure returns (string memory) { return _encode(data, _TABLE_URL, false); } /** * @dev Internal table-agnostic conversion */ function _encode(bytes memory data, string memory table, bool withPadding) private pure returns (string memory) { /** * Inspired by Brecht Devos (Brechtpd) implementation - MIT licence * https://github.com/Brechtpd/base64/blob/e78d9fd951e7b0977ddca77d92dc85183770daf4/base64.sol */ if (data.length == 0) return ""; // If padding is enabled, the final length should be `bytes` data length divided by 3 rounded up and then // multiplied by 4 so that it leaves room for padding the last chunk // - `data.length + 2` -> Prepare for division rounding up // - `/ 3` -> Number of 3-bytes chunks (rounded up) // - `4 *` -> 4 characters for each chunk // This is equivalent to: 4 * Math.ceil(data.length / 3) // // If padding is disabled, the final length should be `bytes` data length multiplied by 4/3 rounded up as // opposed to when padding is required to fill the last chunk. // - `4 * data.length` -> 4 characters for each chunk // - ` + 2` -> Prepare for division rounding up // - `/ 3` -> Number of 3-bytes chunks (rounded up) // This is equivalent to: Math.ceil((4 * data.length) / 3) uint256 resultLength = withPadding ? 4 * ((data.length + 2) / 3) : (4 * data.length + 2) / 3; string memory result = new string(resultLength); assembly ("memory-safe") { // Prepare the lookup table (skip the first "length" byte) let tablePtr := add(table, 1) // Prepare result pointer, jump over length let resultPtr := add(result, 0x20) let dataPtr := data let endPtr := add(data, mload(data)) // In some cases, the last iteration will read bytes after the end of the data. We cache the value, and // set it to zero to make sure no dirty bytes are read in that section. let afterPtr := add(endPtr, 0x20) let afterCache := mload(afterPtr) mstore(afterPtr, 0x00) // Run over the input, 3 bytes at a time for {} lt(dataPtr, endPtr) {} { // Advance 3 bytes dataPtr := add(dataPtr, 3) let input := mload(dataPtr) // To write each character, shift the 3 byte (24 bits) chunk // 4 times in blocks of 6 bits for each character (18, 12, 6, 0) // and apply logical AND with 0x3F to bitmask the least significant 6 bits. // Use this as an index into the lookup table, mload an entire word // so the desired character is in the least significant byte, and // mstore8 this least significant byte into the result and continue. mstore8(resultPtr, mload(add(tablePtr, and(shr(18, input), 0x3F)))) resultPtr := add(resultPtr, 1) // Advance mstore8(resultPtr, mload(add(tablePtr, and(shr(12, input), 0x3F)))) resultPtr := add(resultPtr, 1) // Advance mstore8(resultPtr, mload(add(tablePtr, and(shr(6, input), 0x3F)))) resultPtr := add(resultPtr, 1) // Advance mstore8(resultPtr, mload(add(tablePtr, and(input, 0x3F)))) resultPtr := add(resultPtr, 1) // Advance } // Reset the value that was cached mstore(afterPtr, afterCache) if withPadding { // When data `bytes` is not exactly 3 bytes long // it is padded with `=` characters at the end switch mod(mload(data), 3) case 1 { mstore8(sub(resultPtr, 1), 0x3d) mstore8(sub(resultPtr, 2), 0x3d) } case 2 { mstore8(sub(resultPtr, 1), 0x3d) } } } return result; } } // File: contracts/NFTNumbered.sol pragma solidity ^0.8.27; contract NFTNumbered is ERC721Enumerable, Ownable { address public minter; bool public mintingEnabled; string public description; string public image; string public attributes; uint private _nextTokenId = 1; constructor( string memory _name, string memory _symbol, string memory _description, string memory _image, string memory _attributes ) ERC721(_name, _symbol) Ownable(msg.sender) { minter = msg.sender; mintingEnabled = true; description = _description; image = _image; attributes = _attributes; } event MinterUpdated(address indexed newMinter); event MintingEnabled(bool newEnabled); /// @notice Updates the minter address. /// @param newMinter The new minter. function setMinter(address newMinter) external onlyOwner { minter = newMinter; emit MinterUpdated(newMinter); } /// @notice Enables/disables minting. /// @param enabled True/false to enable/disable minting. function toggleMinting(bool enabled) external onlyOwner { if (mintingEnabled != enabled) { mintingEnabled = enabled; emit MintingEnabled(enabled); } } /// @notice Mints a new token. /// @param to The recipient of the token. function safeMint(address to) external { require(msg.sender == owner() || msg.sender == minter, "Caller must be the owner or minter"); require(mintingEnabled, "Minting is disabled"); uint tokenId = _nextTokenId++; _safeMint(to, tokenId); } function _update(address to, uint tokenId, address auth) internal virtual override returns (address) { require(to == address(0) || balanceOf(to) == 0, "Recipient already owns this token, only one token per address is allowed"); return super._update(to, tokenId, auth); } /// @notice Returns embedded JSON metadata URI. /// @param id Token ID. function tokenURI(uint id) public view virtual override returns (string memory) { string memory json = Base64.encode( bytes( string.concat( '{"name":"', name(), ' #', Strings.toString(id), '","description":"', description, '","image":"', image, '","attributes":', attributes, '}' ) ) ); return string.concat("data:application/json;base64,", json); } /// @notice Withdraw any accidental ETH (safety). function withdraw() external onlyOwner { payable(owner()).transfer(address(this).balance); } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
Contract ABI
API[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"string","name":"_description","type":"string"},{"internalType":"string","name":"_image","type":"string"},{"internalType":"string","name":"_attributes","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ERC721EnumerableForbiddenBatchMint","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"address","name":"owner","type":"address"}],"name":"ERC721IncorrectOwner","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ERC721InsufficientApproval","type":"error"},{"inputs":[{"internalType":"address","name":"approver","type":"address"}],"name":"ERC721InvalidApprover","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"ERC721InvalidOperator","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"ERC721InvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"}],"name":"ERC721InvalidReceiver","type":"error"},{"inputs":[{"internalType":"address","name":"sender","type":"address"}],"name":"ERC721InvalidSender","type":"error"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ERC721NonexistentToken","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"ERC721OutOfBoundsIndex","type":"error"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"OwnableInvalidOwner","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"OwnableUnauthorizedAccount","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"newMinter","type":"address"}],"name":"MinterUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"newEnabled","type":"bool"}],"name":"MintingEnabled","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"attributes","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"description","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"image","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintingEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"safeMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newMinter","type":"address"}],"name":"setMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"enabled","type":"bool"}],"name":"toggleMinting","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]Contract Creation Code
60806040526001600f55348015610014575f5ffd5b50604051612001380380612001833981016040819052610033916101c8565b3385855f6100418382610332565b50600161004e8282610332565b5050506001600160a01b03811661007e57604051631e4fbdf760e01b81525f600482015260240160405180910390fd5b610087816100da565b50600b805460ff60a01b1933166001600160a81b031990911617600160a01b179055600c6100b58482610332565b50600d6100c28382610332565b50600e6100cf8282610332565b5050505050506103ec565b600a80546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0905f90a35050565b634e487b7160e01b5f52604160045260245ffd5b5f82601f83011261014e575f5ffd5b81516001600160401b038111156101675761016761012b565b604051601f8201601f19908116603f011681016001600160401b03811182821017156101955761019561012b565b6040528181528382016020018510156101ac575f5ffd5b8160208501602083015e5f918101602001919091529392505050565b5f5f5f5f5f60a086880312156101dc575f5ffd5b85516001600160401b038111156101f1575f5ffd5b6101fd8882890161013f565b602088015190965090506001600160401b0381111561021a575f5ffd5b6102268882890161013f565b604088015190955090506001600160401b03811115610243575f5ffd5b61024f8882890161013f565b606088015190945090506001600160401b0381111561026c575f5ffd5b6102788882890161013f565b608088015190935090506001600160401b03811115610295575f5ffd5b6102a18882890161013f565b9150509295509295909350565b600181811c908216806102c257607f821691505b6020821081036102e057634e487b7160e01b5f52602260045260245ffd5b50919050565b601f82111561032d57805f5260205f20601f840160051c8101602085101561030b5750805b601f840160051c820191505b8181101561032a575f8155600101610317565b50505b505050565b81516001600160401b0381111561034b5761034b61012b565b61035f8161035984546102ae565b846102e6565b6020601f821160018114610391575f831561037a5750848201515b5f19600385901b1c1916600184901b17845561032a565b5f84815260208120601f198516915b828110156103c057878501518255602094850194600190920191016103a0565b50848210156103dd57868401515f19600387901b60f8161c191681555b50505050600190811b01905550565b611c08806103f95f395ff3fe608060405234801561000f575f5ffd5b50600436106101bb575f3560e01c806370a08231116100f3578063a22cb46511610093578063e985e9c51161006e578063e985e9c51461037f578063f2fde38b14610392578063f3ccaac0146103a5578063fca3b5aa146103ad575f5ffd5b8063a22cb46514610346578063b88d4fde14610359578063c87b56dd1461036c575f5ffd5b80638da5cb5b116100ce5780638da5cb5b1461031157806393e1ea411461032257806395d89b411461032a5780639fd6db1214610332575f5ffd5b806370a08231146102ee578063715018a6146103015780637284e41614610309575f5ffd5b806323b872dd1161015e57806340d097c31161013957806340d097c3146102a257806342842e0e146102b55780634f6ccce7146102c85780636352211e146102db575f5ffd5b806323b872dd146102745780632f745c59146102875780633ccfd60b1461029a575f5ffd5b8063081812fc11610199578063081812fc14610227578063095ea7b31461023a57806318160ddd1461024f57806321775c9214610261575f5ffd5b806301ffc9a7146101bf57806306fdde03146101e757806307546172146101fc575b5f5ffd5b6101d26101cd366004611648565b6103c0565b60405190151581526020015b60405180910390f35b6101ef6103ea565b6040516101de9190611691565b600b5461020f906001600160a01b031681565b6040516001600160a01b0390911681526020016101de565b61020f6102353660046116a3565b610479565b61024d6102483660046116d5565b6104a0565b005b6008545b6040519081526020016101de565b61024d61026f36600461170c565b6104af565b61024d610282366004611725565b610528565b6102536102953660046116d5565b6105b6565b61024d610619565b61024d6102b036600461175f565b610657565b61024d6102c3366004611725565b610740565b6102536102d63660046116a3565b61075f565b61020f6102e93660046116a3565b6107b4565b6102536102fc36600461175f565b6107be565b61024d610803565b6101ef610816565b600a546001600160a01b031661020f565b6101ef6108a2565b6101ef6108af565b600b546101d290600160a01b900460ff1681565b61024d610354366004611778565b6108be565b61024d6103673660046117bd565b6108c9565b6101ef61037a3660046116a3565b6108e1565b6101d261038d36600461189a565b610950565b61024d6103a036600461175f565b61097d565b6101ef6109b7565b61024d6103bb36600461175f565b6109c4565b5f6001600160e01b0319821663780e9d6360e01b14806103e457506103e482610a15565b92915050565b60605f80546103f8906118c2565b80601f0160208091040260200160405190810160405280929190818152602001828054610424906118c2565b801561046f5780601f106104465761010080835404028352916020019161046f565b820191905f5260205f20905b81548152906001019060200180831161045257829003601f168201915b5050505050905090565b5f61048382610a64565b505f828152600460205260409020546001600160a01b03166103e4565b6104ab828233610a9c565b5050565b6104b7610aa9565b600b5460ff600160a01b9091041615158115151461052557600b8054821515600160a01b0260ff60a01b199091161790556040517fb6c727d83bace6eef762275cc927295dcd906c8041f03f05cf07685323bfb6da9061051c90831515815260200190565b60405180910390a15b50565b6001600160a01b03821661055657604051633250574960e11b81525f60048201526024015b60405180910390fd5b5f610562838333610ad6565b9050836001600160a01b0316816001600160a01b0316146105b0576040516364283d7b60e01b81526001600160a01b038086166004830152602482018490528216604482015260640161054d565b50505050565b5f6105c0836107be565b82106105f15760405163295f44f760e21b81526001600160a01b03841660048201526024810183905260440161054d565b506001600160a01b03919091165f908152600660209081526040808320938352929052205490565b610621610aa9565b600a546040516001600160a01b03909116904780156108fc02915f818181858888f19350505050158015610525573d5f5f3e3d5ffd5b600a546001600160a01b031633148061067a5750600b546001600160a01b031633145b6106d15760405162461bcd60e51b815260206004820152602260248201527f43616c6c6572206d75737420626520746865206f776e6572206f72206d696e7460448201526132b960f11b606482015260840161054d565b600b54600160a01b900460ff166107205760405162461bcd60e51b8152602060048201526013602482015272135a5b9d1a5b99c81a5cc8191a5cd8589b1959606a1b604482015260640161054d565b600f80545f91826107308361190e565b9190505590506104ab8282610b8b565b61075a83838360405180602001604052805f8152506108c9565b505050565b5f61076960085490565b82106107915760405163295f44f760e21b81525f60048201526024810183905260440161054d565b600882815481106107a4576107a4611926565b905f5260205f2001549050919050565b5f6103e482610a64565b5f6001600160a01b0382166107e8576040516322718ad960e21b81525f600482015260240161054d565b506001600160a01b03165f9081526003602052604090205490565b61080b610aa9565b6108145f610ba4565b565b600c8054610823906118c2565b80601f016020809104026020016040519081016040528092919081815260200182805461084f906118c2565b801561089a5780601f106108715761010080835404028352916020019161089a565b820191905f5260205f20905b81548152906001019060200180831161087d57829003601f168201915b505050505081565b600e8054610823906118c2565b6060600180546103f8906118c2565b6104ab338383610bf5565b6108d4848484610528565b6105b03385858585610c93565b60605f6109266108ef6103ea565b6108f885610dbb565b600c600d600e6040516020016109129594939291906119e8565b604051602081830303815290604052610e4b565b9050806040516020016109399190611a9a565b604051602081830303815290604052915050919050565b6001600160a01b039182165f90815260056020908152604080832093909416825291909152205460ff1690565b610985610aa9565b6001600160a01b0381166109ae57604051631e4fbdf760e01b81525f600482015260240161054d565b61052581610ba4565b600d8054610823906118c2565b6109cc610aa9565b600b80546001600160a01b0319166001600160a01b0383169081179091556040517fad0f299ec81a386c98df0ac27dae11dd020ed1b56963c53a7292e7a3a314539a905f90a250565b5f6001600160e01b031982166380ac58cd60e01b1480610a4557506001600160e01b03198216635b5e139f60e01b145b806103e457506301ffc9a760e01b6001600160e01b03198316146103e4565b5f818152600260205260408120546001600160a01b0316806103e457604051637e27328960e01b81526004810184905260240161054d565b61075a8383836001610e71565b600a546001600160a01b031633146108145760405163118cdaa760e01b815233600482015260240161054d565b5f6001600160a01b0384161580610af35750610af1846107be565b155b610b765760405162461bcd60e51b815260206004820152604860248201527f526563697069656e7420616c7265616479206f776e73207468697320746f6b6560448201527f6e2c206f6e6c79206f6e6520746f6b656e20706572206164647265737320697360648201526708185b1b1bddd95960c21b608482015260a40161054d565b610b81848484610f75565b90505b9392505050565b6104ab828260405180602001604052805f815250611040565b600a80546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0905f90a35050565b6001600160a01b038216610c2757604051630b61174360e31b81526001600160a01b038316600482015260240161054d565b6001600160a01b038381165f81815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b6001600160a01b0383163b15610db457604051630a85bd0160e11b81526001600160a01b0384169063150b7a0290610cd5908890889087908790600401611acb565b6020604051808303815f875af1925050508015610d0f575060408051601f3d908101601f19168201909252610d0c91810190611b07565b60015b610d76573d808015610d3c576040519150601f19603f3d011682016040523d82523d5f602084013e610d41565b606091505b5080515f03610d6e57604051633250574960e11b81526001600160a01b038516600482015260240161054d565b805160208201fd5b6001600160e01b03198116630a85bd0160e11b14610db257604051633250574960e11b81526001600160a01b038516600482015260240161054d565b505b5050505050565b60605f610dc783611057565b60010190505f8167ffffffffffffffff811115610de657610de66117a9565b6040519080825280601f01601f191660200182016040528015610e10576020820181803683370190505b5090508181016020015b5f19016f181899199a1a9b1b9c1cb0b131b232b360811b600a86061a8153600a8504945084610e1a57509392505050565b60606103e482604051806060016040528060408152602001611b9360409139600161112e565b8080610e8557506001600160a01b03821615155b15610f46575f610e9484610a64565b90506001600160a01b03831615801590610ec05750826001600160a01b0316816001600160a01b031614155b8015610ed35750610ed18184610950565b155b15610efc5760405163a9fbf51f60e01b81526001600160a01b038416600482015260240161054d565b8115610f445783856001600160a01b0316826001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45b505b50505f90815260046020526040902080546001600160a01b0319166001600160a01b0392909216919091179055565b5f5f610f828585856112a9565b90506001600160a01b038116610fde57610fd984600880545f838152600960205260408120829055600182018355919091527ff3f7a9fe364faab93b216da50a3214154f22a0a2b415b23a84c8169e8b636ee30155565b611001565b846001600160a01b0316816001600160a01b03161461100157611001818561139b565b6001600160a01b03851661101d5761101884611418565b610b81565b846001600160a01b0316816001600160a01b031614610b8157610b8185856114bf565b61104a838361150d565b61075a335f858585610c93565b5f8072184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b83106110955772184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b830492506040015b6d04ee2d6d415b85acef810000000083106110c1576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc1000083106110df57662386f26fc10000830492506010015b6305f5e10083106110f7576305f5e100830492506008015b612710831061110b57612710830492506004015b6064831061111d576064830492506002015b600a83106103e45760010192915050565b606083515f0361114c575060408051602081019091525f8152610b84565b5f8261117c576003855160046111629190611b22565b61116d906002611b39565b6111779190611b4c565b6111a1565b60038551600261118c9190611b39565b6111969190611b4c565b6111a1906004611b22565b90505f8167ffffffffffffffff8111156111bd576111bd6117a9565b6040519080825280601f01601f1916602001820160405280156111e7576020820181803683370190505b509050600185016020820187885189016020810180515f82525b8284101561125c576003840193508351603f8160121c168701518653600186019550603f81600c1c168701518653600186019550603f8160061c168701518653600186019550603f8116870151865350600185019450611201565b90525050851561129d5760038851066001811461128057600281146112935761129b565b603d6001830353603d600283035361129b565b603d60018303535b505b50909695505050505050565b5f828152600260205260408120546001600160a01b03908116908316156112d5576112d581848661156e565b6001600160a01b0381161561130f576112f05f855f5f610e71565b6001600160a01b0381165f90815260036020526040902080545f190190555b6001600160a01b0385161561133d576001600160a01b0385165f908152600360205260409020805460010190555b5f8481526002602052604080822080546001600160a01b0319166001600160a01b0389811691821790925591518793918516917fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4949350505050565b5f6113a5836107be565b5f838152600760209081526040808320546001600160a01b03881684526006909252909120919250908183146113fa575f83815260208281526040808320548584528184208190558352600790915290208290555b5f938452600760209081526040808620869055938552525081205550565b6008545f9061142990600190611b6b565b5f838152600960205260408120546008805493945090928490811061145057611450611926565b905f5260205f2001549050806008838154811061146f5761146f611926565b5f9182526020808320909101929092558281526009909152604080822084905585825281205560088054806114a6576114a6611b7e565b600190038181905f5260205f20015f9055905550505050565b5f60016114cb846107be565b6114d59190611b6b565b6001600160a01b039093165f908152600660209081526040808320868452825280832085905593825260079052919091209190915550565b6001600160a01b03821661153657604051633250574960e11b81525f600482015260240161054d565b5f61154283835f610ad6565b90506001600160a01b0381161561075a576040516339e3563760e11b81525f600482015260240161054d565b6115798383836115d2565b61075a576001600160a01b0383166115a757604051637e27328960e01b81526004810182905260240161054d565b60405163177e802f60e01b81526001600160a01b03831660048201526024810182905260440161054d565b5f6001600160a01b03831615801590610b815750826001600160a01b0316846001600160a01b0316148061160b575061160b8484610950565b80610b815750505f908152600460205260409020546001600160a01b03908116911614919050565b6001600160e01b031981168114610525575f5ffd5b5f60208284031215611658575f5ffd5b8135610b8481611633565b5f81518084528060208401602086015e5f602082860101526020601f19601f83011685010191505092915050565b602081525f610b846020830184611663565b5f602082840312156116b3575f5ffd5b5035919050565b80356001600160a01b03811681146116d0575f5ffd5b919050565b5f5f604083850312156116e6575f5ffd5b6116ef836116ba565b946020939093013593505050565b803580151581146116d0575f5ffd5b5f6020828403121561171c575f5ffd5b610b84826116fd565b5f5f5f60608486031215611737575f5ffd5b611740846116ba565b925061174e602085016116ba565b929592945050506040919091013590565b5f6020828403121561176f575f5ffd5b610b84826116ba565b5f5f60408385031215611789575f5ffd5b611792836116ba565b91506117a0602084016116fd565b90509250929050565b634e487b7160e01b5f52604160045260245ffd5b5f5f5f5f608085870312156117d0575f5ffd5b6117d9856116ba565b93506117e7602086016116ba565b925060408501359150606085013567ffffffffffffffff811115611809575f5ffd5b8501601f81018713611819575f5ffd5b803567ffffffffffffffff811115611833576118336117a9565b604051601f8201601f19908116603f0116810167ffffffffffffffff81118282101715611862576118626117a9565b604052818152828201602001891015611879575f5ffd5b816020840160208301375f6020838301015280935050505092959194509250565b5f5f604083850312156118ab575f5ffd5b6118b4836116ba565b91506117a0602084016116ba565b600181811c908216806118d657607f821691505b6020821081036118f457634e487b7160e01b5f52602260045260245ffd5b50919050565b634e487b7160e01b5f52601160045260245ffd5b5f6001820161191f5761191f6118fa565b5060010190565b634e487b7160e01b5f52603260045260245ffd5b5f81518060208401855e5f93019283525090919050565b80545f90600181811c9082168061196957607f821691505b60208210810361198757634e487b7160e01b5f52602260045260245ffd5b80801561199b57600181146119b0576119de565b60ff19841687528215158302870194506119de565b5f868152602090205f5b848110156119d6578154898201526001909101906020016119ba565b505082870194505b5050505092915050565b683d913730b6b2911d1160b91b81525f611a05600983018861193a565b61202360f01b8152611a1a600282018861193a565b701116113232b9b1b934b83a34b7b7111d1160791b81529050611a406011820187611951565b6a11161134b6b0b3b2911d1160a91b81529050611a60600b820186611951565b6e11161130ba3a3934b13aba32b9911d60891b81529050611a84600f820185611951565b607d60f81b815260010198975050505050505050565b7f646174613a6170706c69636174696f6e2f6a736f6e3b6261736536342c00000081525f610b84601d83018461193a565b6001600160a01b03858116825284166020820152604081018390526080606082018190525f90611afd90830184611663565b9695505050505050565b5f60208284031215611b17575f5ffd5b8151610b8481611633565b80820281158282048414176103e4576103e46118fa565b808201808211156103e4576103e46118fa565b5f82611b6657634e487b7160e01b5f52601260045260245ffd5b500490565b818103818111156103e4576103e46118fa565b634e487b7160e01b5f52603160045260245ffdfe4142434445464748494a4b4c4d4e4f505152535455565758595a6162636465666768696a6b6c6d6e6f707172737475767778797a303132333435363738392b2fa2646970667358221220c4b66b2a227e30d3f74d4e1712fc3434c46ae90556bb4a17335b5e82c62c556664736f6c634300081e003300000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000001a0000000000000000000000000000000000000000000000000000000000000022000000000000000000000000000000000000000000000000000000000000000195465737420746f6b656e2077697468206c6f6e67206e616d650000000000000000000000000000000000000000000000000000000000000000000000000000065445535432300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005b546869732069732061206c6f6e67206465736372697074696f6e206f66206d79207465737420746f6b656e20746f2073656520686f77206d7563682074657874206669747320696e20646966666572656e742077616c6c6574732e00000000000000000000000000000000000000000000000000000000000000000000000042697066733a2f2f6261666b72656963377437747162746f37667161727337726973323364633365796835787a667870367279326f62636e616767656966737066766500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000025b5d000000000000000000000000000000000000000000000000000000000000
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
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
-----Decoded View---------------
Arg [0] : _name (string): Test token with long name
Arg [1] : _symbol (string): TEST20
Arg [2] : _description (string): This is a long description of my test token to see how much text fits in different wallets.
Arg [3] : _image (string): ipfs://bafkreic7t7tqbto7fqars7ris23dc3eyh5xzfxp6ry2obcnaggeifspfve
Arg [4] : _attributes (string): []
-----Encoded View---------------
19 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000120
Arg [3] : 00000000000000000000000000000000000000000000000000000000000001a0
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000220
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000019
Arg [6] : 5465737420746f6b656e2077697468206c6f6e67206e616d6500000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000006
Arg [8] : 5445535432300000000000000000000000000000000000000000000000000000
Arg [9] : 000000000000000000000000000000000000000000000000000000000000005b
Arg [10] : 546869732069732061206c6f6e67206465736372697074696f6e206f66206d79
Arg [11] : 207465737420746f6b656e20746f2073656520686f77206d7563682074657874
Arg [12] : 206669747320696e20646966666572656e742077616c6c6574732e0000000000
Arg [13] : 0000000000000000000000000000000000000000000000000000000000000042
Arg [14] : 697066733a2f2f6261666b72656963377437747162746f376671617273377269
Arg [15] : 73323364633365796835787a667870367279326f62636e616767656966737066
Arg [16] : 7665000000000000000000000000000000000000000000000000000000000000
Arg [17] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [18] : 5b5d000000000000000000000000000000000000000000000000000000000000
Deployed Bytecode Sourcemap
145043:2760:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;130484:224;;;;;;:::i;:::-;;:::i;:::-;;;565:14:1;;558:22;540:41;;528:2;513:18;130484:224:0;;;;;;;;113858:91;;;:::i;:::-;;;;;;;:::i;145100:21::-;;;;;-1:-1:-1;;;;;145100:21:0;;;;;;-1:-1:-1;;;;;1297:32:1;;;1279:51;;1267:2;1252:18;145100:21:0;1133:203:1;114926:158:0;;;;;;:::i;:::-;;:::i;114774:115::-;;;;;;:::i;:::-;;:::i;:::-;;131062:104;131141:10;:17;131062:104;;;2201:25:1;;;2189:2;2174:18;131062:104:0;2055:177:1;146124:199:0;;;;;;:::i;:::-;;:::i;115496:588::-;;;;;;:::i;:::-;;:::i;130755:260::-;;;;;;:::i;:::-;;:::i;147694:106::-;;;:::i;146414:280::-;;;;;;:::i;:::-;;:::i;116121:134::-;;;;;;:::i;:::-;;:::i;131213:231::-;;;;;;:::i;:::-;;:::i;113693:120::-;;;;;;:::i;:::-;;:::i;113443:213::-;;;;;;:::i;:::-;;:::i;138799:103::-;;;:::i;145161:25::-;;;:::i;138124:87::-;138197:6;;-1:-1:-1;;;;;138197:6:0;138124:87;;145219:24;;;:::i;113994:95::-;;;:::i;145128:26::-;;;;;-1:-1:-1;;;145128:26:0;;;;;;115121:146;;;;;;:::i;:::-;;:::i;116292:236::-;;;;;;:::i;:::-;;:::i;147085:546::-;;;;;;:::i;:::-;;:::i;115304:155::-;;;;;;:::i;:::-;;:::i;139057:220::-;;;;;;:::i;:::-;;:::i;145193:19::-;;;:::i;145877:134::-;;;;;;:::i;:::-;;:::i;130484:224::-;130586:4;-1:-1:-1;;;;;;130610:50:0;;-1:-1:-1;;;130610:50:0;;:90;;;130664:36;130688:11;130664:23;:36::i;:::-;130603:97;130484:224;-1:-1:-1;;130484:224:0:o;113858:91::-;113903:13;113936:5;113929:12;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;113858:91;:::o;114926:158::-;114993:7;115013:22;115027:7;115013:13;:22::i;:::-;-1:-1:-1;117361:7:0;117388:24;;;:15;:24;;;;;;-1:-1:-1;;;;;117388:24:0;115055:21;117291:129;114774:115;114846:35;114855:2;114859:7;17337:10;114846:8;:35::i;:::-;114774:115;;:::o;146124:199::-;138010:13;:11;:13::i;:::-;146195:14:::1;::::0;::::1;-1:-1:-1::0;;;146195:14:0;;::::1;;:25;;::::0;::::1;;;146191:125;;146237:14;:24:::0;;;::::1;;-1:-1:-1::0;;;146237:24:0::1;-1:-1:-1::0;;;;146237:24:0;;::::1;;::::0;;146281:23:::1;::::0;::::1;::::0;::::1;::::0;146254:7;565:14:1;558:22;540:41;;528:2;513:18;;400:187;146281:23:0::1;;;;;;;;146191:125;146124:199:::0;:::o;115496:588::-;-1:-1:-1;;;;;115591:16:0;;115587:89;;115631:33;;-1:-1:-1;;;115631:33:0;;115661:1;115631:33;;;1279:51:1;1252:18;;115631:33:0;;;;;;;;115587:89;115897:21;115921:34;115929:2;115933:7;17337:10;115921:7;:34::i;:::-;115897:58;;115987:4;-1:-1:-1;;;;;115970:21:0;:13;-1:-1:-1;;;;;115970:21:0;;115966:111;;116015:50;;-1:-1:-1;;;116015:50:0;;-1:-1:-1;;;;;5630:32:1;;;116015:50:0;;;5612:51:1;5679:18;;;5672:34;;;5742:32;;5722:18;;;5715:60;5585:18;;116015:50:0;5410:371:1;115966:111:0;115576:508;115496:588;;;:::o;130755:260::-;130843:7;130876:16;130886:5;130876:9;:16::i;:::-;130867:5;:25;130863:101;;130916:36;;-1:-1:-1;;;130916:36:0;;-1:-1:-1;;;;;5978:32:1;;130916:36:0;;;5960:51:1;6027:18;;;6020:34;;;5933:18;;130916:36:0;5786:274:1;130863:101:0;-1:-1:-1;;;;;;130981:19:0;;;;;;;;:12;:19;;;;;;;;:26;;;;;;;;;130755:260::o;147694:106::-;138010:13;:11;:13::i;:::-;138197:6;;147744:48:::1;::::0;-1:-1:-1;;;;;138197:6:0;;;;147770:21:::1;147744:48:::0;::::1;;;::::0;::::1;::::0;;;147770:21;138197:6;147744:48;::::1;;;;;;;;;;;;;;;;;;146414:280:::0;138197:6;;-1:-1:-1;;;;;138197:6:0;146472:10;:21;;:45;;-1:-1:-1;146511:6:0;;-1:-1:-1;;;;;146511:6:0;146497:10;:20;146472:45;146464:92;;;;-1:-1:-1;;;146464:92:0;;6267:2:1;146464:92:0;;;6249:21:1;6306:2;6286:18;;;6279:30;6345:34;6325:18;;;6318:62;-1:-1:-1;;;6396:18:1;;;6389:32;6438:19;;146464:92:0;6065:398:1;146464:92:0;146575:14;;-1:-1:-1;;;146575:14:0;;;;146567:46;;;;-1:-1:-1;;;146567:46:0;;6670:2:1;146567:46:0;;;6652:21:1;6709:2;6689:18;;;6682:30;-1:-1:-1;;;6728:18:1;;;6721:49;6787:18;;146567:46:0;6468:343:1;146567:46:0;146639:12;:14;;146624:12;;;146639:14;;;:::i;:::-;;;;;146624:29;;146664:22;146674:2;146678:7;146664:9;:22::i;116121:134::-;116208:39;116225:4;116231:2;116235:7;116208:39;;;;;;;;;;;;:16;:39::i;:::-;116121:134;;;:::o;131213:231::-;131279:7;131312:13;131141:10;:17;;131062:104;131312:13;131303:5;:22;131299:103;;131349:41;;-1:-1:-1;;;131349:41:0;;131380:1;131349:41;;;5960:51:1;6027:18;;;6020:34;;;5933:18;;131349:41:0;5786:274:1;131299:103:0;131419:10;131430:5;131419:17;;;;;;;;:::i;:::-;;;;;;;;;131412:24;;131213:231;;;:::o;113693:120::-;113756:7;113783:22;113797:7;113783:13;:22::i;113443:213::-;113506:7;-1:-1:-1;;;;;113530:19:0;;113526:89;;113573:30;;-1:-1:-1;;;113573:30:0;;113600:1;113573:30;;;1279:51:1;1252:18;;113573:30:0;1133:203:1;113526:89:0;-1:-1:-1;;;;;;113632:16:0;;;;;:9;:16;;;;;;;113443:213::o;138799:103::-;138010:13;:11;:13::i;:::-;138864:30:::1;138891:1;138864:18;:30::i;:::-;138799:103::o:0;145161:25::-;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;145219:24::-;;;;;;;:::i;113994:95::-;114041:13;114074:7;114067:14;;;;;:::i;115121:146::-;115207:52;17337:10;115240:8;115250;115207:18;:52::i;116292:236::-;116406:31;116419:4;116425:2;116429:7;116406:12;:31::i;:::-;116448:72;17337:10;116496:4;116502:2;116506:7;116515:4;116448:33;:72::i;147085:546::-;147150:13;147176:18;147197:356;147298:6;:4;:6::i;:::-;147312:20;147329:2;147312:16;:20::i;:::-;147376:11;147425:5;147472:10;147249:278;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;147197:13;:356::i;:::-;147176:377;;147618:4;147571:52;;;;;;;;:::i;:::-;;;;;;;;;;;;;147564:59;;;147085:546;;;:::o;115304:155::-;-1:-1:-1;;;;;115416:25:0;;;115392:4;115416:25;;;:18;:25;;;;;;;;:35;;;;;;;;;;;;;;;115304:155::o;139057:220::-;138010:13;:11;:13::i;:::-;-1:-1:-1;;;;;139142:22:0;::::1;139138:93;;139188:31;::::0;-1:-1:-1;;;139188:31:0;;139216:1:::1;139188:31;::::0;::::1;1279:51:1::0;1252:18;;139188:31:0::1;1133:203:1::0;139138:93:0::1;139241:28;139260:8;139241:18;:28::i;145193:19::-:0;;;;;;;:::i;145877:134::-;138010:13;:11;:13::i;:::-;145945:6:::1;:18:::0;;-1:-1:-1;;;;;;145945:18:0::1;-1:-1:-1::0;;;;;145945:18:0;::::1;::::0;;::::1;::::0;;;145979:24:::1;::::0;::::1;::::0;-1:-1:-1;;145979:24:0::1;145877:134:::0;:::o;113101:305::-;113203:4;-1:-1:-1;;;;;;113240:40:0;;-1:-1:-1;;;113240:40:0;;:105;;-1:-1:-1;;;;;;;113297:48:0;;-1:-1:-1;;;113297:48:0;113240:105;:158;;;-1:-1:-1;;;;;;;;;;111828:40:0;;;113362:36;111728:148;127810:247;127873:7;117146:16;;;:7;:16;;;;;;-1:-1:-1;;;;;117146:16:0;;127937:90;;127984:31;;-1:-1:-1;;;127984:31:0;;;;;2201:25:1;;;2174:18;;127984:31:0;2055:177:1;126042:122:0;126123:33;126132:2;126136:7;126145:4;126151;126123:8;:33::i;138289:166::-;138197:6;;-1:-1:-1;;;;;138197:6:0;17337:10;138349:23;138345:103;;138396:40;;-1:-1:-1;;;138396:40:0;;17337:10;138396:40;;;1279:51:1;1252:18;;138396:40:0;1133:203:1;146702:293:0;146794:7;-1:-1:-1;;;;;146822:16:0;;;;:38;;;146842:13;146852:2;146842:9;:13::i;:::-;:18;146822:38;146814:123;;;;-1:-1:-1;;;146814:123:0;;10620:2:1;146814:123:0;;;10602:21:1;10659:2;10639:18;;;10632:30;10698:34;10678:18;;;10671:62;10769:34;10749:18;;;10742:62;-1:-1:-1;;;10820:19:1;;;10813:39;10869:19;;146814:123:0;10418:476:1;146814:123:0;146955:32;146969:2;146973:7;146982:4;146955:13;:32::i;:::-;146948:39;;146702:293;;;;;;:::o;122110:102::-;122178:26;122188:2;122192:7;122178:26;;;;;;;;;;;;:9;:26::i;139437:191::-;139530:6;;;-1:-1:-1;;;;;139547:17:0;;;-1:-1:-1;;;;;;139547:17:0;;;;;;;139580:40;;139530:6;;;139547:17;139530:6;;139580:40;;139511:16;;139580:40;139500:128;139437:191;:::o;127249:318::-;-1:-1:-1;;;;;127357:22:0;;127353:93;;127403:31;;-1:-1:-1;;;127403:31:0;;-1:-1:-1;;;;;1297:32:1;;127403:31:0;;;1279:51:1;1252:18;;127403:31:0;1133:203:1;127353:93:0;-1:-1:-1;;;;;127456:25:0;;;;;;;:18;:25;;;;;;;;:35;;;;;;;;;;;;;:46;;-1:-1:-1;;127456:46:0;;;;;;;;;;127518:41;;540::1;;;127518::0;;513:18:1;127518:41:0;;;;;;;127249:318;;;:::o;15599:950::-;-1:-1:-1;;;;;15786:14:0;;;:18;15782:760;;15825:67;;-1:-1:-1;;;15825:67:0;;-1:-1:-1;;;;;15825:36:0;;;;;:67;;15862:8;;15872:4;;15878:7;;15887:4;;15825:67;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;-1:-1:-1;15825:67:0;;;;;;;;-1:-1:-1;;15825:67:0;;;;;;;;;;;;:::i;:::-;;;15821:710;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;16188:6;:13;16205:1;16188:18;16184:332;;16294:39;;-1:-1:-1;;;16294:39:0;;-1:-1:-1;;;;;1297:32:1;;16294:39:0;;;1279:51:1;1252:18;;16294:39:0;1133:203:1;16184:332:0;16466:6;16460:13;16453:4;16445:6;16441:17;16434:40;15821:710;-1:-1:-1;;;;;;15940:51:0;;-1:-1:-1;;;15940:51:0;15936:185;;16062:39;;-1:-1:-1;;;16062:39:0;;-1:-1:-1;;;;;1297:32:1;;16062:39:0;;;1279:51:1;1252:18;;16062:39:0;1133:203:1;15936:185:0;15893:243;15821:710;15599:950;;;;;:::o;92555:652::-;92611:13;92662:14;92679:17;92690:5;92679:10;:17::i;:::-;92699:1;92679:21;92662:38;;92715:20;92749:6;92738:18;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;92738:18:0;-1:-1:-1;92715:41:0;-1:-1:-1;92848:30:0;;;92864:4;92848:30;92907:254;-1:-1:-1;;92939:5:0;-1:-1:-1;;;93040:2:0;93029:14;;93024:32;92939:5;93011:46;93103:2;93094:11;;;-1:-1:-1;93124:21:0;92907:254;93124:21;-1:-1:-1;93182:6:0;92555:652;-1:-1:-1;;;92555:652:0:o;140345:126::-;140403:13;140436:27;140444:4;140450:6;;;;;;;;;;;;;;;;;140458:4;140436:7;:27::i;126352:678::-;126514:9;:31;;;-1:-1:-1;;;;;;126527:18:0;;;;126514:31;126510:471;;;126562:13;126578:22;126592:7;126578:13;:22::i;:::-;126562:38;-1:-1:-1;;;;;;126731:18:0;;;;;;:35;;;126762:4;-1:-1:-1;;;;;126753:13:0;:5;-1:-1:-1;;;;;126753:13:0;;;126731:35;:69;;;;;126771:29;126788:5;126795:4;126771:16;:29::i;:::-;126770:30;126731:69;126727:144;;;126828:27;;-1:-1:-1;;;126828:27:0;;-1:-1:-1;;;;;1297:32:1;;126828:27:0;;;1279:51:1;1252:18;;126828:27:0;1133:203:1;126727:144:0;126891:9;126887:83;;;126946:7;126942:2;-1:-1:-1;;;;;126926:28:0;126935:5;-1:-1:-1;;;;;126926:28:0;;;;;;;;;;;126887:83;126547:434;126510:471;-1:-1:-1;;126993:24:0;;;;:15;:24;;;;;:29;;-1:-1:-1;;;;;;126993:29:0;-1:-1:-1;;;;;126993:29:0;;;;;;;;;;126352:678::o;131480:640::-;131575:7;131595:21;131619:32;131633:2;131637:7;131646:4;131619:13;:32::i;:::-;131595:56;-1:-1:-1;;;;;;131668:27:0;;131664:214;;131712:40;131744:7;132944:10;:17;;132917:24;;;;:15;:24;;;;;:44;;;132972:24;;;;;;;;;;;;132840:164;131712:40;131664:214;;;131791:2;-1:-1:-1;;;;;131774:19:0;:13;-1:-1:-1;;;;;131774:19:0;;131770:108;;131810:56;131843:13;131858:7;131810:32;:56::i;:::-;-1:-1:-1;;;;;131892:16:0;;131888:192;;131925:45;131962:7;131925:36;:45::i;:::-;131888:192;;;132009:2;-1:-1:-1;;;;;131992:19:0;:13;-1:-1:-1;;;;;131992:19:0;;131988:92;;132028:40;132056:2;132060:7;132028:27;:40::i;122439:210::-;122534:18;122540:2;122544:7;122534:5;:18::i;:::-;122563:78;17337:10;122619:1;122623:2;122627:7;122636:4;122563:33;:78::i;85554:948::-;85607:7;;-1:-1:-1;;;85685:17:0;;85681:106;;-1:-1:-1;;;85723:17:0;;;-1:-1:-1;85769:2:0;85759:12;85681:106;85814:8;85805:5;:17;85801:106;;85852:8;85843:17;;;-1:-1:-1;85889:2:0;85879:12;85801:106;85934:8;85925:5;:17;85921:106;;85972:8;85963:17;;;-1:-1:-1;86009:2:0;85999:12;85921:106;86054:7;86045:5;:16;86041:103;;86091:7;86082:16;;;-1:-1:-1;86127:1:0;86117:11;86041:103;86171:7;86162:5;:16;86158:103;;86208:7;86199:16;;;-1:-1:-1;86244:1:0;86234:11;86158:103;86288:7;86279:5;:16;86275:103;;86325:7;86316:16;;;-1:-1:-1;86361:1:0;86351:11;86275:103;86405:7;86396:5;:16;86392:68;;86443:1;86433:11;86488:6;85554:948;-1:-1:-1;;85554:948:0:o;140883:4077::-;140980:13;141217:4;:11;141232:1;141217:16;141213:31;;-1:-1:-1;141235:9:0;;;;;;;;;-1:-1:-1;141235:9:0;;;;141213:31;142197:20;142220:11;:69;;142288:1;142269:4;:11;142265:1;:15;;;;:::i;:::-;:19;;142283:1;142265:19;:::i;:::-;142264:25;;;;:::i;:::-;142220:69;;;142259:1;142240:4;:11;142254:1;142240:15;;;;:::i;:::-;142239:21;;;;:::i;:::-;142234:27;;:1;:27;:::i;:::-;142197:92;;142302:20;142336:12;142325:24;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;142325:24:0;;142302:47;;142501:1;142494:5;142490:13;142605:4;142597:6;142593:17;142639:4;142687;142681:11;142675:4;142671:22;142939:4;142931:6;142927:17;142982:8;142976:15;143022:4;143012:8;143005:22;143097:1254;143116:6;143107:7;143104:19;143097:1254;;;143206:1;143197:7;143193:15;143182:26;;143245:7;143239:14;143841:4;143833:5;143829:2;143825:14;143821:25;143811:8;143807:40;143801:47;143790:9;143782:67;143895:1;143884:9;143880:17;143867:30;;143987:4;143979:5;143975:2;143971:14;143967:25;143957:8;143953:40;143947:47;143936:9;143928:67;144041:1;144030:9;144026:17;144013:30;;144132:4;144124:5;144121:1;144117:13;144113:24;144103:8;144099:39;144093:46;144082:9;144074:66;144186:1;144175:9;144171:17;144158:30;;144269:4;144262:5;144258:16;144248:8;144244:31;144238:38;144227:9;144219:58;;144323:1;144312:9;144308:17;144295:30;;143097:1254;;;144415:28;;-1:-1:-1;;144459:457:0;;;;144647:1;144640:4;144634:11;144630:19;144672:1;144667:135;;;;144825:1;144820:81;;;;144623:278;;144667:135;144724:4;144720:1;144709:9;144705:17;144697:32;144778:4;144774:1;144763:9;144759:17;144751:32;144667:135;;144820:81;144877:4;144873:1;144862:9;144858:17;144850:32;144623:278;;144459:457;-1:-1:-1;144946:6:0;;140883:4077;-1:-1:-1;;;;;;140883:4077:0:o;120252:824::-;120338:7;117146:16;;;:7;:16;;;;;;-1:-1:-1;;;;;117146:16:0;;;;120453:18;;;120449:88;;120488:37;120505:4;120511;120517:7;120488:16;:37::i;:::-;-1:-1:-1;;;;;120584:18:0;;;120580:263;;120702:48;120719:1;120723:7;120740:1;120744:5;120702:8;:48::i;:::-;-1:-1:-1;;;;;120796:15:0;;;;;;:9;:15;;;;;:20;;-1:-1:-1;;120796:20:0;;;120580:263;-1:-1:-1;;;;;120859:16:0;;;120855:111;;-1:-1:-1;;;;;120921:13:0;;;;;;:9;:13;;;;;:18;;120938:1;120921:18;;;120855:111;120978:16;;;;:7;:16;;;;;;:21;;-1:-1:-1;;;;;;120978:21:0;-1:-1:-1;;;;;120978:21:0;;;;;;;;;121017:27;;120978:16;;121017:27;;;;;;;121064:4;120252:824;-1:-1:-1;;;;120252:824:0:o;133631:1075::-;133897:22;133922:15;133932:4;133922:9;:15::i;:::-;133948:18;133969:26;;;:17;:26;;;;;;;;;-1:-1:-1;;;;;134072:18:0;;;;:12;:18;;;;;;133897:40;;-1:-1:-1;133969:26:0;134197:28;;;134193:330;;134242:19;134264:35;;;;;;;;;;;;134316:31;;;;;;:45;;;134434:30;;:17;:30;;;;;:43;;;134193:330;134619:26;;;;:17;:26;;;;;;;;134612:33;;;134663:35;;;;-1:-1:-1;134663:35:0;;134656:42;-1:-1:-1;133631:1075:0:o;135001:1079::-;135279:10;:17;135254:22;;135279:21;;135299:1;;135279:21;:::i;:::-;135311:18;135332:24;;;:15;:24;;;;;;135705:10;:26;;135254:46;;-1:-1:-1;135332:24:0;;135254:46;;135705:26;;;;;;:::i;:::-;;;;;;;;;135683:48;;135769:11;135744:10;135755;135744:22;;;;;;;;:::i;:::-;;;;;;;;;;;;:36;;;;135849:28;;;:15;:28;;;;;;;:41;;;136021:24;;;;;136014:31;136056:10;:16;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;135072:1008;;;135001:1079;:::o;132421:218::-;132506:14;132539:1;132523:13;132533:2;132523:9;:13::i;:::-;:17;;;;:::i;:::-;-1:-1:-1;;;;;132551:16:0;;;;;;;:12;:16;;;;;;;;:24;;;;;;;;:34;;;132596:26;;;:17;:26;;;;;;:35;;;;-1:-1:-1;132421:218:0:o;121412:335::-;-1:-1:-1;;;;;121480:16:0;;121476:89;;121520:33;;-1:-1:-1;;;121520:33:0;;121550:1;121520:33;;;1279:51:1;1252:18;;121520:33:0;1133:203:1;121476:89:0;121575:21;121599:32;121607:2;121611:7;121628:1;121599:7;:32::i;:::-;121575:56;-1:-1:-1;;;;;;121646:27:0;;;121642:98;;121697:31;;-1:-1:-1;;;121697:31:0;;121725:1;121697:31;;;1279:51:1;1252:18;;121697:31:0;1133:203:1;118459:376:0;118572:38;118586:5;118593:7;118602;118572:13;:38::i;:::-;118567:261;;-1:-1:-1;;;;;118631:19:0;;118627:190;;118678:31;;-1:-1:-1;;;118678:31:0;;;;;2201:25:1;;;2174:18;;118678:31:0;2055:177:1;118627:190:0;118757:44;;-1:-1:-1;;;118757:44:0;;-1:-1:-1;;;;;5978:32:1;;118757:44:0;;;5960:51:1;6027:18;;;6020:34;;;5933:18;;118757:44:0;5786:274:1;117740:276:0;117843:4;-1:-1:-1;;;;;117880:21:0;;;;;;:128;;;117928:7;-1:-1:-1;;;;;117919:16:0;:5;-1:-1:-1;;;;;117919:16:0;;:52;;;;117939:32;117956:5;117963:7;117939:16;:32::i;:::-;117919:88;;;-1:-1:-1;;117361:7:0;117388:24;;;:15;:24;;;;;;-1:-1:-1;;;;;117388:24:0;;;117975:32;;;;;-1:-1:-1;117740:276:0:o;14:131:1:-;-1:-1:-1;;;;;;88:32:1;;78:43;;68:71;;135:1;132;125:12;150:245;208:6;261:2;249:9;240:7;236:23;232:32;229:52;;;277:1;274;267:12;229:52;316:9;303:23;335:30;359:5;335:30;:::i;592:300::-;645:3;683:5;677:12;710:6;705:3;698:19;766:6;759:4;752:5;748:16;741:4;736:3;732:14;726:47;818:1;811:4;802:6;797:3;793:16;789:27;782:38;881:4;874:2;870:7;865:2;857:6;853:15;849:29;844:3;840:39;836:50;829:57;;;592:300;;;;:::o;897:231::-;1046:2;1035:9;1028:21;1009:4;1066:56;1118:2;1107:9;1103:18;1095:6;1066:56;:::i;1341:226::-;1400:6;1453:2;1441:9;1432:7;1428:23;1424:32;1421:52;;;1469:1;1466;1459:12;1421:52;-1:-1:-1;1514:23:1;;1341:226;-1:-1:-1;1341:226:1:o;1572:173::-;1640:20;;-1:-1:-1;;;;;1689:31:1;;1679:42;;1669:70;;1735:1;1732;1725:12;1669:70;1572:173;;;:::o;1750:300::-;1818:6;1826;1879:2;1867:9;1858:7;1854:23;1850:32;1847:52;;;1895:1;1892;1885:12;1847:52;1918:29;1937:9;1918:29;:::i;:::-;1908:39;2016:2;2001:18;;;;1988:32;;-1:-1:-1;;;1750:300:1:o;2237:160::-;2302:20;;2358:13;;2351:21;2341:32;;2331:60;;2387:1;2384;2377:12;2402:180;2458:6;2511:2;2499:9;2490:7;2486:23;2482:32;2479:52;;;2527:1;2524;2517:12;2479:52;2550:26;2566:9;2550:26;:::i;2587:374::-;2664:6;2672;2680;2733:2;2721:9;2712:7;2708:23;2704:32;2701:52;;;2749:1;2746;2739:12;2701:52;2772:29;2791:9;2772:29;:::i;:::-;2762:39;;2820:38;2854:2;2843:9;2839:18;2820:38;:::i;:::-;2587:374;;2810:48;;-1:-1:-1;;;2927:2:1;2912:18;;;;2899:32;;2587:374::o;2966:186::-;3025:6;3078:2;3066:9;3057:7;3053:23;3049:32;3046:52;;;3094:1;3091;3084:12;3046:52;3117:29;3136:9;3117:29;:::i;3157:254::-;3222:6;3230;3283:2;3271:9;3262:7;3258:23;3254:32;3251:52;;;3299:1;3296;3289:12;3251:52;3322:29;3341:9;3322:29;:::i;:::-;3312:39;;3370:35;3401:2;3390:9;3386:18;3370:35;:::i;:::-;3360:45;;3157:254;;;;;:::o;3416:127::-;3477:10;3472:3;3468:20;3465:1;3458:31;3508:4;3505:1;3498:15;3532:4;3529:1;3522:15;3548:1207;3643:6;3651;3659;3667;3720:3;3708:9;3699:7;3695:23;3691:33;3688:53;;;3737:1;3734;3727:12;3688:53;3760:29;3779:9;3760:29;:::i;:::-;3750:39;;3808:38;3842:2;3831:9;3827:18;3808:38;:::i;:::-;3798:48;-1:-1:-1;3915:2:1;3900:18;;3887:32;;-1:-1:-1;3994:2:1;3979:18;;3966:32;4021:18;4010:30;;4007:50;;;4053:1;4050;4043:12;4007:50;4076:22;;4129:4;4121:13;;4117:27;-1:-1:-1;4107:55:1;;4158:1;4155;4148:12;4107:55;4198:2;4185:16;4224:18;4216:6;4213:30;4210:56;;;4246:18;;:::i;:::-;4295:2;4289:9;4387:2;4349:17;;-1:-1:-1;;4345:31:1;;;4378:2;4341:40;4337:54;4325:67;;4422:18;4407:34;;4443:22;;;4404:62;4401:88;;;4469:18;;:::i;:::-;4505:2;4498:22;4529;;;4570:15;;;4587:2;4566:24;4563:37;-1:-1:-1;4560:57:1;;;4613:1;4610;4603:12;4560:57;4669:6;4664:2;4660;4656:11;4651:2;4643:6;4639:15;4626:50;4722:1;4717:2;4708:6;4700;4696:19;4692:28;4685:39;4743:6;4733:16;;;;;3548:1207;;;;;;;:::o;4760:260::-;4828:6;4836;4889:2;4877:9;4868:7;4864:23;4860:32;4857:52;;;4905:1;4902;4895:12;4857:52;4928:29;4947:9;4928:29;:::i;:::-;4918:39;;4976:38;5010:2;4999:9;4995:18;4976:38;:::i;5025:380::-;5104:1;5100:12;;;;5147;;;5168:61;;5222:4;5214:6;5210:17;5200:27;;5168:61;5275:2;5267:6;5264:14;5244:18;5241:38;5238:161;;5321:10;5316:3;5312:20;5309:1;5302:31;5356:4;5353:1;5346:15;5384:4;5381:1;5374:15;5238:161;;5025:380;;;:::o;6816:127::-;6877:10;6872:3;6868:20;6865:1;6858:31;6908:4;6905:1;6898:15;6932:4;6929:1;6922:15;6948:135;6987:3;7008:17;;;7005:43;;7028:18;;:::i;:::-;-1:-1:-1;7075:1:1;7064:13;;6948:135::o;7088:127::-;7149:10;7144:3;7140:20;7137:1;7130:31;7180:4;7177:1;7170:15;7204:4;7201:1;7194:15;7220:212;7262:3;7300:5;7294:12;7344:6;7337:4;7330:5;7326:16;7321:3;7315:36;7406:1;7370:16;;7395:13;;;-1:-1:-1;7370:16:1;;7220:212;-1:-1:-1;7220:212:1:o;7563:958::-;7648:12;;7613:3;;7707:1;7703:17;;;;7755;;;7781:61;;7835:4;7827:6;7823:17;7813:27;;7781:61;7888:2;7880:6;7877:14;7857:18;7854:38;7851:161;;7934:10;7929:3;7925:20;7922:1;7915:31;7969:4;7966:1;7959:15;7997:4;7994:1;7987:15;7851:161;8028:18;8055:133;;;;8202:1;8197:318;;;;8021:494;;8055:133;-1:-1:-1;;8088:24:1;;8076:37;;8161:14;;8154:22;8142:35;;8133:45;;;-1:-1:-1;8055:133:1;;8197:318;7510:1;7503:14;;;7547:4;7534:18;;8291:1;8305:164;8319:6;8316:1;8313:13;8305:164;;;8397:14;;8384:11;;;8377:35;8453:1;8440:15;;;;8341:2;8334:10;8305:164;;;8309:3;;8498:6;8493:3;8489:16;8482:23;;8021:494;;;;;7563:958;;;;:::o;8526:1537::-;-1:-1:-1;;;9401:43:1;;9383:3;9466:38;9501:1;9492:11;;9484:6;9466:38;:::i;:::-;-1:-1:-1;;;9520:5:1;9513:19;9554:40;9591:1;9584:5;9580:13;9572:6;9554:40;:::i;:::-;-1:-1:-1;;;9603:61:1;;9541:53;-1:-1:-1;9686:49:1;9731:2;9720:14;;9712:6;9686:49;:::i;:::-;-1:-1:-1;;;9744:49:1;;9673:62;-1:-1:-1;9815:49:1;9860:2;9849:14;;9841:6;9815:49;:::i;:::-;-1:-1:-1;;;9873:57:1;;9802:62;-1:-1:-1;9952:49:1;9997:2;9986:14;;9978:6;9952:49;:::i;:::-;-1:-1:-1;;;10010:18:1;;10055:1;10044:13;;8526:1537;-1:-1:-1;;;;;;;;8526:1537:1:o;10068:345::-;10320:31;10315:3;10308:44;10290:3;10368:39;10403:2;10398:3;10394:12;10386:6;10368:39;:::i;10899:496::-;-1:-1:-1;;;;;11130:32:1;;;11112:51;;11199:32;;11194:2;11179:18;;11172:60;11263:2;11248:18;;11241:34;;;11311:3;11306:2;11291:18;;11284:31;;;-1:-1:-1;;11332:57:1;;11369:19;;11361:6;11332:57;:::i;:::-;11324:65;10899:496;-1:-1:-1;;;;;;10899:496:1:o;11400:249::-;11469:6;11522:2;11510:9;11501:7;11497:23;11493:32;11490:52;;;11538:1;11535;11528:12;11490:52;11570:9;11564:16;11589:30;11613:5;11589:30;:::i;11786:168::-;11859:9;;;11890;;11907:15;;;11901:22;;11887:37;11877:71;;11928:18;;:::i;11959:125::-;12024:9;;;12045:10;;;12042:36;;;12058:18;;:::i;12089:217::-;12129:1;12155;12145:132;;12199:10;12194:3;12190:20;12187:1;12180:31;12234:4;12231:1;12224:15;12262:4;12259:1;12252:15;12145:132;-1:-1:-1;12291:9:1;;12089:217::o;12311:128::-;12378:9;;;12399:11;;;12396:37;;;12413:18;;:::i;12444:127::-;12505:10;12500:3;12496:20;12493:1;12486:31;12536:4;12533:1;12526:15;12560:4;12557:1;12550:15
Swarm Source
ipfs://c4b66b2a227e30d3f74d4e1712fc3434c46ae90556bb4a17335b5e82c62c5566
Loading...
Loading
Loading...
Loading
Net Worth in USD
$0.00
Net Worth in ETH
0
Multichain Portfolio | 35 Chains
| Chain | Token | Portfolio % | Price | Amount | Value |
|---|
Loading...
Loading
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.