ERC-721
Overview
Max Total Supply
400 SS
Holders
139
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
4 SSLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Source Code Verified (Exact Match)
Contract Name:
SensualSips
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 ^0.8.13; import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; contract SensualSips is ERC721A, Ownable { using Strings for uint256; uint256 public MAX_SUPPLY = 400; uint256 public MINT_PRICE = .003 ether; uint256 public MAX_PER_TX = 4; string private uriSuffix = ".json"; bool public paused = true; string public baseURI; constructor(string memory initBaseURI) ERC721A("Sensual Sips", "SS") { baseURI = initBaseURI; } function mint(uint256 amount) external payable { require(!paused, "Mint paused"); require((totalSupply() + amount) <= MAX_SUPPLY, "Out of stock"); require( amount <= MAX_PER_TX, "Maximum tokens already minted for this claim" ); require(msg.value >= (MINT_PRICE * amount), "Wrong mint price"); _safeMint(msg.sender, amount); } function ownerMint(address to, uint256 amount) external onlyOwner { _safeMint(to, amount); } 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(), uriSuffix)); } 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 baseURI_) public onlyOwner { baseURI = baseURI_; } function startSale() external onlyOwner { paused = !paused; } function setPrice(uint256 _newPrice) external onlyOwner { MINT_PRICE = _newPrice; } function setMaxPerTx(uint256 newValue) external onlyOwner { MAX_PER_TX = newValue; } function setValue(uint256 newValue) external onlyOwner { MAX_SUPPLY = newValue; } function withdraw() external onlyOwner { (bool success, ) = payable(msg.sender).call{ value: address(this).balance }(""); require(success, "Failed to transfer to receiver"); } }
// 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":[{"internalType":"string","name":"initBaseURI","type":"string"}],"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_PER_TX","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":"MINT_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":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","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":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"ownerMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"string","name":"baseURI_","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newValue","type":"uint256"}],"name":"setMaxPerTx","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newPrice","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newValue","type":"uint256"}],"name":"setValue","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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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000036697066733a2f2f516d6639674d486f61616b416d46746731374234384e5235384e34554e6353744d44366263387536314839546b6f2f00000000000000000000
-----Decoded View---------------
Arg [0] : initBaseURI (string): ipfs://Qmf9gMHoaakAmFtg17B48NR58N4UNcStMD6bc8u61H9Tko/
-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000036
Arg [2] : 697066733a2f2f516d6639674d486f61616b416d46746731374234384e523538
Arg [3] : 4e34554e6353744d44366263387536314839546b6f2f00000000000000000000
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.