Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
2,000 Scs
Holders
417
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
5 ScsLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Scarecrows
Compiler Version
v0.8.17+commit.8df45f5f
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; // _____ // / ____| // | (___ ___ __ _ _ __ ___ ___ _ __ _____ _____ // \___ \ / __/ _` | '__/ _ \/ __| '__/ _ \ \ /\ / / __| // ____) | (_| (_| | | | __/ (__| | | (_) \ V V /\__ \ // |_____/ \___\__,_|_| \___|\___|_| \___/ \_/\_/ |___/ import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; contract Scarecrows is ERC721A, Ownable { using Strings for uint256; uint256 public MAX_SUPPLY = 2000; uint256 public MAX_MINT = 5; uint256 public SALE_PRICE = 0.002 ether; bool public mintStarted = false; string public baseURI = "ipfs://QmYQnWfvuH2z1NPX9ZYtD9RFo6ANpgJWhraF83dA2JWETK/"; mapping(address => uint256) public mintPerWallet; constructor() ERC721A("Scarecrows", "Scs") {} function mint(uint256 _quantity) external payable { require(mintStarted, "Minting is not live yet."); require( (totalSupply() + _quantity) <= MAX_SUPPLY, "Beyond max supply." ); require( (mintPerWallet[msg.sender] + _quantity) <= MAX_MINT, "Wrong mint amount." ); require(msg.value >= (SALE_PRICE * _quantity), "Wrong mint price."); mintPerWallet[msg.sender] += _quantity; _safeMint(msg.sender, _quantity); } function reserveMint(uint256 mintAmount) external onlyOwner { _safeMint(msg.sender, mintAmount); } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require( _exists(tokenId), "ERC721Metadata: URI query for nonexistent token" ); return string(abi.encodePacked(baseURI, tokenId.toString(), ".json")); } function _baseURI() internal view virtual override returns (string memory) { return baseURI; } function _startTokenId() internal view virtual override returns (uint256) { return 1; } function setBaseURI(string memory uri) public onlyOwner { baseURI = uri; } function startSale() external onlyOwner { mintStarted = !mintStarted; } function setPrice(uint256 _newPrice) external onlyOwner { SALE_PRICE = _newPrice; } function withdraw() external onlyOwner { (bool success, ) = payable(msg.sender).call{ value: address(this).balance }(""); require(success, "Transfer failed."); } }
// 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 v4.7.0) (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 0; } /** * @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":[],"name":"MAX_MINT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SALE_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"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":"uint256","name":"_quantity","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"mintPerWallet","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintStarted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"mintAmount","type":"uint256"}],"name":"reserveMint","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":"string","name":"uri","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newPrice","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startSale","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":"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.