ERC-721
Overview
Max Total Supply
3,292 q00tants
Holders
1,284
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 q00tantsLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Q00tants
Compiler Version
v0.8.15+commit.e14f2714
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.15; import "./ERC721AGuardable.sol"; import "openzeppelin/contracts/access/Ownable.sol"; import "openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; contract Q00tants is ERC721AGuardable, Ownable { error NotEnoughTokens(); error CallerMustBeQ00t(address q00t, address sender); uint256 public MAX_SUPPLY = 5000; string private baseTokenURI; bool private isRevealed; address private q00tsContract; constructor(string memory _baseTokenURI) ERC721AGuardable("q00tants", "q00tants") { baseTokenURI = _baseTokenURI; } function mint(address recipient, uint256 amount) external payable { if (msg.sender != q00tsContract) revert CallerMustBeQ00t(q00tsContract, msg.sender); if (totalSupply() + amount > MAX_SUPPLY) revert NotEnoughTokens(); _mint(recipient, amount); } function airdrop(address[] calldata owners, uint[] calldata amounts) external onlyOwner { if (owners.length != amounts.length) revert(); for (uint256 i = 0; i < owners.length; i++) { uint256 amount = amounts[i]; if (totalSupply() + amount > MAX_SUPPLY) revert NotEnoughTokens(); _mint(owners[i], amount); } } function numberMinted(address owner) external view returns(uint256) { return _numberMinted(owner); } function tokenURI(uint256 tokenId) public view override returns (string memory) { if (!isRevealed) return _baseURI(); return super.tokenURI(tokenId); } function setRevealed(string calldata _baseTokenURI) external onlyOwner { setBaseTokenURI(_baseTokenURI); isRevealed = true; } function burnExcess() external onlyOwner { MAX_SUPPLY = totalSupply(); } function setBaseTokenURI(string calldata _baseTokenURI) public onlyOwner { baseTokenURI = _baseTokenURI; } function _baseURI() internal view override returns (string memory) { return baseTokenURI; } function setQ00tsContract(address _q00tsContract) external onlyOwner { q00tsContract = _q00tsContract; } function withdraw() public payable onlyOwner { (bool os, ) = payable(owner()).call{value: address(this).balance}(""); require(os); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import "./ERC721A.sol"; import "./Guardable.sol"; /** * @dev Contract module which provides added security functionality, where * where an account can assign a guardian to protect their NFTs. While a guardian * is assigned, setApprovalForAll and approve are both locked. New approvals cannot be set. There can * only ever be one guardian per account, and setting a new guardian will overwrite * any existing one. * * Existing approvals can still be leveraged as normal, and it is expected that this * functionality be used after a user has set the approvals they want to set. Approvals * can still be removed while a guardian is set. * * Setting a guardian has no effect on transfers, so users can move assets to a new wallet * to effectively "clear" guardians if a guardian is maliciously set, or keys to a guardian * are lost. * * It is not recommended to use _lockToSelf, as removing this lock would be easily added to * a malicious workflow, whereas removing a traditional lock from a guardian account would * be sufficiently prohibitive. */ contract ERC721AGuardable is ERC721A, Guardable { constructor(string memory name_, string memory symbol_) ERC721A(name_, symbol_) {} function supportsInterface(bytes4 interfaceId) public view virtual override(Guardable, ERC721A) returns (bool) { return Guardable.supportsInterface(interfaceId) || ERC721A.supportsInterface(interfaceId); } function approve(address to, uint256 tokenId) public override { if (locks[msg.sender] != address(0)) { revert TokenIsLocked(); } super.approve(to, tokenId); } function setApprovalForAll(address operator, bool approved) public override { if (locks[msg.sender] != address(0) && approved) { revert TokenIsLocked(); } super.setApprovalForAll(operator, approved); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Tree proofs. * * The proofs can be generated using the JavaScript library * https://github.com/miguelmota/merkletreejs[merkletreejs]. * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled. * * See `test/utils/cryptography/MerkleProof.test.js` for some examples. * * WARNING: You should avoid using leaf values that are 64 bytes long prior to * hashing, or use a hash function other than keccak256 for hashing leaves. * This is because the concatenation of a sorted pair of internal nodes in * the merkle tree could be reinterpreted as a leaf value. */ library MerkleProof { /** * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree * defined by `root`. For this, a `proof` must be provided, containing * sibling hashes on the branch from the leaf to the root of the tree. Each * pair of leaves and each pair of pre-images are assumed to be sorted. */ function verify( bytes32[] memory proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProof(proof, leaf) == root; } /** * @dev Calldata version of {verify} * * _Available since v4.7._ */ function verifyCalldata( bytes32[] calldata proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProofCalldata(proof, leaf) == root; } /** * @dev Returns the rebuilt hash obtained by traversing a Merkle tree up * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt * hash matches the root of the tree. When processing the proof, the pairs * of leafs & pre-images are assumed to be sorted. * * _Available since v4.4._ */ function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Calldata version of {processProof} * * _Available since v4.7._ */ function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) { bytes32 computedHash = leaf; for (uint256 i = 0; i < proof.length; i++) { computedHash = _hashPair(computedHash, proof[i]); } return computedHash; } /** * @dev Returns true if the `leaves` can be proved to be a part of a Merkle tree defined by * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}. * * _Available since v4.7._ */ function multiProofVerify( bytes32[] memory proof, bool[] memory proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProof(proof, proofFlags, leaves) == root; } /** * @dev Calldata version of {multiProofVerify} * * _Available since v4.7._ */ function multiProofVerifyCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32 root, bytes32[] memory leaves ) internal pure returns (bool) { return processMultiProofCalldata(proof, proofFlags, leaves) == root; } /** * @dev Returns the root of a tree reconstructed from `leaves` and the sibling nodes in `proof`, * consuming from one or the other at each step according to the instructions given by * `proofFlags`. * * _Available since v4.7._ */ function processMultiProof( bytes32[] memory proof, bool[] memory proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } /** * @dev Calldata version of {processMultiProof} * * _Available since v4.7._ */ function processMultiProofCalldata( bytes32[] calldata proof, bool[] calldata proofFlags, bytes32[] memory leaves ) internal pure returns (bytes32 merkleRoot) { // This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by // consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the // `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of // the merkle tree. uint256 leavesLen = leaves.length; uint256 totalHashes = proofFlags.length; // Check proof validity. require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof"); // The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using // `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop". bytes32[] memory hashes = new bytes32[](totalHashes); uint256 leafPos = 0; uint256 hashPos = 0; uint256 proofPos = 0; // At each step, we compute the next hash using two values: // - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we // get the next hash. // - depending on the flag, either another value for the "main queue" (merging branches) or an element from the // `proof` array. for (uint256 i = 0; i < totalHashes; i++) { bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++]; bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++]; hashes[i] = _hashPair(a, b); } if (totalHashes > 0) { return hashes[totalHashes - 1]; } else if (leavesLen > 0) { return leaves[0]; } else { return proof[0]; } } function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) { return a < b ? _efficientHash(a, b) : _efficientHash(b, a); } function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) { /// @solidity memory-safe-assembly assembly { mstore(0x00, a) mstore(0x20, b) value := keccak256(0x00, 0x40) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // 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), ".json")) : ''; } /** * @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 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 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 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 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`. ) 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 pragma solidity ^0.8.13; import "./IGuardable.sol"; /** * Abstract contract to be used with ERC1155 or ERC721 or their extensions. * See ERC721Guardable or ERC1155Guardable for examples of how to overwrite * setApprovalForAll and approve to be Guardable. Overwriting other functions * is possible but not recommended. */ abstract contract Guardable is IGuardable { mapping(address => address) internal locks; function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IGuardable).interfaceId; } function setGuardian(address guardian) public { if (msg.sender == guardian || guardian == address(0)) { revert InvalidGuardian(); } locks[msg.sender] = guardian; emit GuardianAdded(msg.sender, guardian); } function guardianOf(address tokenOwner) public view returns (address) { return locks[tokenOwner]; } function removeGuardianOf(address tokenOwner) external { if (msg.sender != guardianOf(tokenOwner)) { revert CallerGuardianMismatch(msg.sender, guardianOf(tokenOwner)); } delete locks[tokenOwner]; emit GuardianRemoved(tokenOwner); } function _lockToSelf() internal virtual { locks[msg.sender] = msg.sender; emit GuardianAdded(msg.sender, msg.sender); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // 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; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @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; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // 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 pragma solidity ^0.8.13; import "openzeppelin/contracts/utils/introspection/IERC165.sol"; interface IGuardable is IERC165 { // Interface ID 0x126f5523 error TokenIsLocked(); error CallerGuardianMismatch(address caller, address guardian); error InvalidGuardian(); event GuardianAdded(address indexed addressGuarded, address indexed guardian); event GuardianRemoved(address indexed addressGuarded); function setGuardian(address guardian) external; function removeGuardianOf(address tokenOwner) external; function guardianOf(address tokenOwner) external view returns (address); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
{ "remappings": [ "ds-test/=lib/forge-std/lib/ds-test/src/", "forge-std/=lib/forge-std/src/", "openzeppelin/=lib/openzeppelin-contracts/" ], "optimizer": { "enabled": true, "runs": 200 }, "metadata": { "bytecodeHash": "ipfs" }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "evmVersion": "london", "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[{"internalType":"address","name":"caller","type":"address"},{"internalType":"address","name":"guardian","type":"address"}],"name":"CallerGuardianMismatch","type":"error"},{"inputs":[{"internalType":"address","name":"q00t","type":"address"},{"internalType":"address","name":"sender","type":"address"}],"name":"CallerMustBeQ00t","type":"error"},{"inputs":[],"name":"InvalidGuardian","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"NotEnoughTokens","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TokenIsLocked","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":"addressGuarded","type":"address"},{"indexed":true,"internalType":"address","name":"guardian","type":"address"}],"name":"GuardianAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addressGuarded","type":"address"}],"name":"GuardianRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"owners","type":"address[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"}],"name":"airdrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"burnExcess","outputs":[],"stateMutability":"nonpayable","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":"tokenOwner","type":"address"}],"name":"guardianOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"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":[{"internalType":"address","name":"owner","type":"address"}],"name":"numberMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[{"internalType":"address","name":"tokenOwner","type":"address"}],"name":"removeGuardianOf","outputs":[],"stateMutability":"nonpayable","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":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"}],"name":"setBaseTokenURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"guardian","type":"address"}],"name":"setGuardian","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_q00tsContract","type":"address"}],"name":"setQ00tsContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"}],"name":"setRevealed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"payable","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)
00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _baseTokenURI (string):
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000000
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.