ERC-721
Overview
Max Total Supply
83 NOT
Holders
22
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
2 NOTLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Notables
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 10000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/common/ERC2981.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "operator-filter-registry/src/DefaultOperatorFilterer.sol"; import "./TinyERC721.sol"; contract Notables is TinyERC721("Notables", "NOT", 1, 1), ERC2981, DefaultOperatorFilterer, Ownable { uint256 public constant MAX_SUPPLY = 83; string private _baseTokenURI; function mint(address to, uint256 quantity) external onlyOwner { require(totalSupply() + quantity <= MAX_SUPPLY, "Exceeds max supply"); _mint(to, quantity); } function setRoyalty(address receiver, uint96 value) external onlyOwner { _setDefaultRoyalty(receiver, value); } function setBaseURI(string memory newBaseURI) external onlyOwner { _baseTokenURI = newBaseURI; } function _baseURI() internal view virtual override returns (string memory) { return _baseTokenURI; } function supportsInterface( bytes4 interfaceId ) public view virtual override(TinyERC721, ERC2981) returns (bool) { return super.supportsInterface(interfaceId); } function setApprovalForAll( address operator, bool approved ) public override onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } function approve( address operator, uint256 tokenId ) public override onlyAllowedOperatorApproval(operator) { super.approve(operator, tokenId); } function transferFrom( address from, address to, uint256 tokenId ) public override onlyAllowedOperator(from) { super.transferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId ) public override onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory data ) public override onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId, data); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol"; import "@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/utils/Context.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; error ApprovalCallerNotOwnerNorApproved(); error ApprovalQueryForNonexistentToken(); error ApproveToCaller(); error ApprovalToCurrentOwner(); error BalanceQueryForZeroAddress(); error MintToZeroAddress(); error MintZeroQuantity(); error TokenDataQueryForNonexistentToken(); error OwnerQueryForNonexistentToken(); error OperatorQueryForNonexistentToken(); error TransferCallerNotOwnerNorApproved(); error TransferFromIncorrectOwner(); error TransferToNonERC721ReceiverImplementer(); error TransferToZeroAddress(); error URIQueryForNonexistentToken(); contract TinyERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; struct TokenData { address owner; bytes12 aux; } uint256 private immutable _maxBatchSize; uint256 private immutable _startTokenId; mapping(uint256 => TokenData) private _tokens; uint256 private _nextTokenId; string private _name; string private _symbol; mapping(uint256 => address) private _tokenApprovals; mapping(address => mapping(address => bool)) private _operatorApprovals; constructor( string memory name_, string memory symbol_, uint256 maxBatchSize_, uint256 startTokenId_ ) { _name = name_; _symbol = symbol_; _maxBatchSize = maxBatchSize_; _nextTokenId = _startTokenId = startTokenId_; } function totalSupply() public view virtual returns (uint256) { return _nextTokenId - _startTokenId; } function supportsInterface( bytes4 interfaceId ) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } function name() public view virtual override returns (string memory) { return _name; } function symbol() public view virtual override returns (string memory) { return _symbol; } function tokenURI( uint256 tokenId ) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } function _baseURI() internal view virtual returns (string memory) { return ""; } function balanceOf( address owner ) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); uint256 next = _nextTokenId; uint256 count; address lastOwner; for (uint256 i = _startTokenId; i < next; ++i) { address tokenOwner = _tokens[i].owner; if (tokenOwner != address(0)) lastOwner = tokenOwner; if (lastOwner == owner) ++count; } return count; } function _tokenData( uint256 tokenId ) internal view returns (TokenData storage) { if (!_exists(tokenId)) revert TokenDataQueryForNonexistentToken(); TokenData storage token = _tokens[tokenId]; uint256 currentIndex = tokenId; while (token.owner == address(0)) { unchecked { --currentIndex; } token = _tokens[currentIndex]; } return token; } function ownerOf( uint256 tokenId ) public view virtual override returns (address) { if (!_exists(tokenId)) revert OwnerQueryForNonexistentToken(); return _tokenData(tokenId).owner; } function approve(address to, uint256 tokenId) public virtual override { TokenData memory token = _tokenData(tokenId); address owner = token.owner; if (to == owner) revert ApprovalToCurrentOwner(); if (_msgSender() != owner && !isApprovedForAll(owner, _msgSender())) { revert ApprovalCallerNotOwnerNorApproved(); } _approve(to, tokenId, token); } function getApproved( uint256 tokenId ) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId]; } function setApprovalForAll( address operator, bool approved ) public virtual override { if (operator == _msgSender()) revert ApproveToCaller(); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); } function isApprovedForAll( address owner, address operator ) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } function transferFrom( address from, address to, uint256 tokenId ) public virtual override { TokenData memory token = _tokenData(tokenId); if (!_isApprovedOrOwner(_msgSender(), tokenId, token)) revert TransferCallerNotOwnerNorApproved(); _transfer(from, to, tokenId, token); } function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { TokenData memory token = _tokenData(tokenId); if (!_isApprovedOrOwner(_msgSender(), tokenId, token)) revert TransferCallerNotOwnerNorApproved(); _safeTransfer(from, to, tokenId, token, _data); } function _safeTransfer( address from, address to, uint256 tokenId, TokenData memory token, bytes memory _data ) internal virtual { _transfer(from, to, tokenId, token); if ( to.isContract() && !_checkOnERC721Received(from, to, tokenId, _data) ) revert TransferToNonERC721ReceiverImplementer(); } function _exists(uint256 tokenId) internal view virtual returns (bool) { return tokenId < _nextTokenId; } function _isApprovedOrOwner( address spender, uint256 tokenId, TokenData memory token ) internal view virtual returns (bool) { address owner = token.owner; return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender); } function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ""); } function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { uint256 startTokenId = _nextTokenId; _mint(to, quantity); if (to.isContract()) { unchecked { for (uint256 i; i < quantity; ++i) { if ( !_checkOnERC721Received( address(0), to, startTokenId + i, _data ) ) revert TransferToNonERC721ReceiverImplementer(); } } } } function _mint(address to, uint256 quantity) internal virtual { if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); uint256 startTokenId = _nextTokenId; _beforeTokenTransfers(address(0), to, startTokenId, quantity); unchecked { for (uint256 i; i < quantity; ++i) { if (_maxBatchSize == 0 ? i == 0 : i % _maxBatchSize == 0) { TokenData storage token = _tokens[startTokenId + i]; token.owner = to; token.aux = _calculateAux( address(0), to, startTokenId + i, 0 ); } emit Transfer(address(0), to, startTokenId + i); } _nextTokenId += quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } function _transfer( address from, address to, uint256 tokenId, TokenData memory token ) internal virtual { if (token.owner != from) revert TransferFromIncorrectOwner(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); _approve(address(0), tokenId, token); unchecked { uint256 nextTokenId = tokenId + 1; if (_exists(nextTokenId)) { TokenData storage nextToken = _tokens[nextTokenId]; if (nextToken.owner == address(0)) { nextToken.owner = token.owner; nextToken.aux = token.aux; } } } TokenData storage newToken = _tokens[tokenId]; newToken.owner = to; newToken.aux = _calculateAux(from, to, tokenId, token.aux); emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } function _calculateAux( address from, address to, uint256 tokenId, bytes12 current ) internal view virtual returns (bytes12) {} function _approve( address to, uint256 tokenId, TokenData memory token ) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(token.owner, to, tokenId); } function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try IERC721Receiver(to).onERC721Received( _msgSender(), from, tokenId, _data ) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {OperatorFilterer} from "./OperatorFilterer.sol"; import {CANONICAL_CORI_SUBSCRIPTION} from "./lib/Constants.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. * @dev Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { /// @dev The constructor that is called when the contract is being deployed. constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. 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; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @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 { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing 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 { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/common/ERC2981.sol) pragma solidity ^0.8.0; import "../../interfaces/IERC2981.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information. * * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first. * * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the * fee is specified in basis points by default. * * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported. * * _Available since v4.5._ */ abstract contract ERC2981 is IERC2981, ERC165 { struct RoyaltyInfo { address receiver; uint96 royaltyFraction; } RoyaltyInfo private _defaultRoyaltyInfo; mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) { return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId); } /** * @inheritdoc IERC2981 */ function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) { RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId]; if (royalty.receiver == address(0)) { royalty = _defaultRoyaltyInfo; } uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator(); return (royalty.receiver, royaltyAmount); } /** * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an * override. */ function _feeDenominator() internal pure virtual returns (uint96) { return 10000; } /** * @dev Sets the royalty information that all ids in this contract will default to. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: invalid receiver"); _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Removes default royalty information. */ function _deleteDefaultRoyalty() internal virtual { delete _defaultRoyaltyInfo; } /** * @dev Sets the royalty information for a specific token id, overriding the global default. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setTokenRoyalty( uint256 tokenId, address receiver, uint96 feeNumerator ) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: Invalid parameters"); _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Resets royalty information for the token id back to the global default. */ function _resetTokenRoyalty(uint256 tokenId) internal virtual { delete _tokenRoyaltyInfo[tokenId]; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; address constant CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS = 0x000000000000AAeB6D7670E522A718067333cd4E; address constant CANONICAL_CORI_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol"; import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from "./lib/Constants.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. * Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract OperatorFilterer { /// @dev Emitted when an operator is not allowed. error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS); /// @dev The constructor that is called when the contract is being deployed. constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { if (subscriptionOrRegistrantToCopy != address(0)) { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } } /** * @dev A helper function to check if an operator is allowed. */ modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } /** * @dev A helper function to check if an operator approval is allowed. */ modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } /** * @dev A helper function to check if an operator is allowed. */ function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { // under normal circumstances, this function will revert rather than return false, but inheriting contracts // may specify their own OperatorFilterRegistry implementations, which may behave differently if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @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; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @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) { 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] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); 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); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol) pragma solidity ^0.8.0; import "../IERC721.sol"; /** * @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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 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 ERC721 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 ERC721 * 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 caller. * * 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard. * * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal * support for royalty payments across all NFT marketplaces and ecosystem participants. * * _Available since v4.5._ */ interface IERC2981 is IERC165 { /** * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of * exchange. The royalty amount is denominated and should be paid in that same unit of exchange. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; interface IOperatorFilterRegistry { /** * @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns * true if supplied registrant address is not registered. */ function isOperatorAllowed(address registrant, address operator) external view returns (bool); /** * @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner. */ function register(address registrant) external; /** * @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes. */ function registerAndSubscribe(address registrant, address subscription) external; /** * @notice Registers an address with the registry and copies the filtered operators and codeHashes from another * address without subscribing. */ function registerAndCopyEntries(address registrant, address registrantToCopy) external; /** * @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner. * Note that this does not remove any filtered addresses or codeHashes. * Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes. */ function unregister(address addr) external; /** * @notice Update an operator address for a registered address - when filtered is true, the operator is filtered. */ function updateOperator(address registrant, address operator, bool filtered) external; /** * @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates. */ function updateOperators(address registrant, address[] calldata operators, bool filtered) external; /** * @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered. */ function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external; /** * @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates. */ function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external; /** * @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous * subscription if present. * Note that accounts with subscriptions may go on to subscribe to other accounts - in this case, * subscriptions will not be forwarded. Instead the former subscription's existing entries will still be * used. */ function subscribe(address registrant, address registrantToSubscribe) external; /** * @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes. */ function unsubscribe(address registrant, bool copyExistingEntries) external; /** * @notice Get the subscription address of a given registrant, if any. */ function subscriptionOf(address addr) external returns (address registrant); /** * @notice Get the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscribers(address registrant) external returns (address[] memory); /** * @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscriberAt(address registrant, uint256 index) external returns (address); /** * @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr. */ function copyEntriesOf(address registrant, address registrantToCopy) external; /** * @notice Returns true if operator is filtered by a given address or its subscription. */ function isOperatorFiltered(address registrant, address operator) external returns (bool); /** * @notice Returns true if the hash of an address's code is filtered by a given address or its subscription. */ function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); /** * @notice Returns true if a codeHash is filtered by a given address or its subscription. */ function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); /** * @notice Returns a list of filtered operators for a given address or its subscription. */ function filteredOperators(address addr) external returns (address[] memory); /** * @notice Returns the set of filtered codeHashes for a given address or its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashes(address addr) external returns (bytes32[] memory); /** * @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredOperatorAt(address registrant, uint256 index) external returns (address); /** * @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); /** * @notice Returns true if an address has registered */ function isRegistered(address addr) external returns (bool); /** * @dev Convenience method to compute the code hash of an arbitrary contract */ function codeHashOf(address addr) external returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv( uint256 x, uint256 y, uint256 denominator, Rounding rounding ) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * 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 + (rounding == Rounding.Up && 10**result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 10, 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 + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0); } } }
{ "optimizer": { "enabled": true, "runs": 10000 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TokenDataQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","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":"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":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"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":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","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":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"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":"string","name":"newBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"value","type":"uint96"}],"name":"setRoyalty","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":"uint256","name":"tokenId","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"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.