ERC-721
Overview
Max Total Supply
493 NKTZ
Holders
65
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
2 NKTZLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Nakatoadz
Compiler Version
v0.8.18+commit.87f61d96
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity >=0.8.9 <0.9.0; import "./ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; contract Nakatoadz is ERC721A, Ownable, ReentrancyGuard { /* ,----, ,--. ,--. ,/ .`| ,----.. ,----, ,--.'| ,---, ,--/ /| ,---, ,` .' : / / \ ,---, ,---, .' .`| ,--,: : | ' .' \ ,---,': / ' ' .' \ ; ; // . : ' .' \ .' .' `\ .' .' ; ,`--.'`| ' : / ; '. : : '/ / / ; '. .'___,/ ,'. / ;. \ / ; '. ,---.' \ ,---, ' .' | : : | |: : \ | ' , : : \ | : |. ; / ` ;: : \ | | .`\ || : ./ : | \ | :: | /\ \ ' | / : | /\ \ ; |.'; ;; | ; \ ; |: | /\ \ : : | ' |; | .' / | : ' '; || : ' ;. : | ; ; | : ' ;. :`----' | || : | ; | '| : ' ;. : | ' ' ; :`---' / ; ' ' ;. ;| | ;/ \ \: ' \ | | ;/ \ \ ' : ;. | ' ' ' :| | ;/ \ \' | ; . | / ; / | | | \ |' : | \ \ ,'| | ' ' : | \ \ ,' | | '' ; \; / |' : | \ \ ,'| | : | ' ; / /--, ' : | ; .'| | ' '--' ' : |. \| | ' '--' ' : | \ \ ', / | | ' '--' ' : | / ; / / / .`| | | '`--' | : : | | '_\.'| : : ; |.' ; : / | : : | | '` ,/./__; : ' : | | | ,' ' : | | | ,' '---' \ \ .' | | ,' ; : .' | : .' ; |.' `--'' ; |,' `--'' `---` `--'' | ,.' ; | .' '---' '---' '---' `---' */ uint256 public constant freeAmount = 2; uint256 public maxSupply = 3333; uint256 public mintPrice = 0.002 ether; bool public isOpen = false; string public _baseURL = "ipfs://QmPwxqsaX6a6SEpGRmyLobh3TjrzvHhSJBjM1iSr7zzbeZ/"; mapping(address => uint256) private _walletMintedCount; constructor() ERC721A("Nakatoadz", "NKTZ") {} function Mint(uint256 count) public payable { if(msg.sender != owner()){ require(isOpen, "Public mint has not started"); } uint256 price = getPrice(count); require(msg.value >= price, "Insufficient payment"); require(count > 0, "Mint at least 1"); require(_totalMinted() + count <= maxSupply, "Exceeds max supply"); _walletMintedCount[msg.sender] += count; _safeMint(msg.sender, count); } function toggleOpen() external onlyOwner { isOpen = !isOpen; } function _baseURI() internal view override returns (string memory) { return _baseURL; } function changeMetadata(string memory url) public onlyOwner { _baseURL = url; } function getPrice(uint256 count) public view returns (uint256) { uint256 minted = _walletMintedCount[msg.sender]; uint256 freeMints = minted < freeAmount ? freeAmount - minted : 0; uint256 paidMints = count > freeMints ? count - freeMints : 0; uint256 totalPrice = paidMints * mintPrice; if(msg.sender == owner()) totalPrice = 0; return totalPrice; } function tokenURI( uint256 tokenId ) public view virtual override returns (string memory) { require(_exists(tokenId), "The token you are querying is inexistent"); string memory currentBaseURI = _baseURI(); return bytes(currentBaseURI).length > 0 ? string( abi.encodePacked( currentBaseURI, Strings.toString(tokenId), ".json" ) ) : ""; } function cp(uint256 price) public onlyOwner { mintPrice = price; } function ms(uint256 max) public onlyOwner{ maxSupply = max; } function withdraw() public onlyOwner nonReentrant { (bool os, ) = payable(owner()).call{value: address(this).balance}(""); require(os); } }
// 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 (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// 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 // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import "./IERC721A.sol"; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364). struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 1; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf( address owner ) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface( bytes4 interfaceId ) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ 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, _toString(tokenId))) : ""; } /** * @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, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf( uint256 tokenId ) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf( uint256 tokenId ) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt( uint256 index ) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf( uint256 tokenId ) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership( uint256 packed ) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData( address owner, uint256 flags ) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or( owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags) ) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag( uint256 quantity ) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @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 ) public payable virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved( uint256 tokenId ) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @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 ) public virtual override { _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll( address owner, address operator ) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress( uint256 tokenId ) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * 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 ) public payable virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); ( uint256 approvedAddressSlot, address approvedAddress ) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if ( !_isSenderApprovedOrOwner( approvedAddress, from, _msgSenderERC721A() ) ) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public payable virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @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 memory _data ) public payable virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received( _msgSenderERC721A(), from, tokenId, _data ) returns (bytes4 retval) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. // The duplicated `log4` removes an extra check and reduces stack juggling. // The assembly, together with the surrounding Solidity code, have been // delicately arranged to nudge the compiler into producing optimized opcodes. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) // The `iszero(eq(,))` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. // The compiler will optimize the `iszero` away for performance. for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer( startTokenId, startTokenId + quantity - 1, address(0), to ); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if ( !_checkContractOnERC721Received( address(0), to, index++, _data ) ) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ""); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); ( uint256 approvedAddressSlot, address approvedAddress ) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if ( !_isSenderApprovedOrOwner( approvedAddress, from, _msgSenderERC721A() ) ) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString( uint256 value ) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), but // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned. // We will need 1 word for the trailing zeros padding, 1 word for the length, // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0. let m := add(mload(0x40), 0xa0) // Update the free memory pointer to allocate. mstore(0x40, m) // Assign the `str` to the end. str := sub(m, 0x20) // Zeroize the slot after the string. mstore(str, 0) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @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`, * 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 be 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, bytes calldata data ) external payable; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * 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 payable; /** * @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 payable; /** * @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); // ============================================================= // IERC721Metadata // ============================================================= /** * @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); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer( uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to ); }
// 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); } } }
// 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; } }
{ "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","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":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","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":"uint256","name":"count","type":"uint256"}],"name":"Mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"_baseURL","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"url","type":"string"}],"name":"changeMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"price","type":"uint256"}],"name":"cp","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"freeAmount","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":"uint256","name":"count","type":"uint256"}],"name":"getPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"isOpen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"max","type":"uint256"}],"name":"ms","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":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","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":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","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":[],"name":"toggleOpen","outputs":[],"stateMutability":"nonpayable","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":"payable","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
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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.