ERC-721
Overview
Max Total Supply
385 WLP
Holders
37
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
1 WLPLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
WagmilabsTradingHub
Compiler Version
v0.8.18+commit.87f61d96
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT // Creator: WagmiLabs // Developer: Nftfede.eth // Contract: Wagmilabs Trading Hub NFTs /* βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ */ pragma solidity >0.8.9 <0.9.0; import "./ERC721AQueryable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; interface ISubscription { function checkSubscriptionAdvanced( address ownerAddress ) external view returns (bool, uint256, uint256); } contract WagmilabsTradingHub is ReentrancyGuard, ERC721AQueryable { constructor() ERC721A(_tokenName, _tokenSymbol) { owner = msg.sender; } // global variables address subscriptionAddress; address owner; bytes32 public root; bool public allowlistPaused = true; bool public publicPaused = true; bool public renewalPaused = true; string public constant _tokenName = "Wagmi Labs Pass"; string public constant _tokenSymbol = "WLP"; string public baseURI; uint16 public constant maxSupply = 1200; uint256 priceForRenewal = 0.0075 ether; // for 1 month uint256 minRenewalMonths = 12; // 1 year in months uint256 maxRenewalMonths = 12; // 1 year in months uint256 monthInMilliSeconds = 2629800000; // 1 month in milliseconds uint256 public allowlistPrice = 0.15 ether; uint256 public publicPrice = 0.15 ether; uint8 maxMint = 3; // mappings mapping(address => uint256) public allowlistClaimed; mapping(uint256 => uint256) public expiration; // events event IncrementExpiration( uint256 indexed tokenId, uint256 indexed expirationTimestamp ); // modifier modifier onlyOwner() { require(msg.sender == owner, "Only owner can call this function."); _; } // setter functions function changeOwner(address newOnwer) public onlyOwner { owner = newOnwer; } /** * @dev type 1 represents minRenewal, type 0 represents maxReneweal */ function updateRenewalMonths( uint256 minMonths, uint256 maxMonths ) public onlyOwner { minRenewalMonths = minMonths; maxRenewalMonths = maxMonths; } /** * @dev 0 = allowlist, 1 = public, 2 renewal (price for 1 month) */ function updatePriceWei(uint256 _price, uint8 _type) public onlyOwner { if (_type == 0) allowlistPrice = _price; else if (_type == 1) publicPrice = _price; else if (_type == 2) priceForRenewal = _price; else revert("Invalid type"); } function setMerkleRoot(bytes32 _root) public onlyOwner { root = _root; } /** * @dev 0 = allowlist, 1 = public, 2 = renewal */ function setPaused(bool _paused, uint8 _type) public onlyOwner { if (_type == 0) allowlistPaused = _paused; else if (_type == 1) publicPaused = _paused; else if (_type == 2) renewalPaused = _paused; else revert("Invalid type"); } function setBaseUri(string memory _newBaseUri) public onlyOwner { baseURI = _newBaseUri; } function setSubscriptionAddress( address _subscriptionAddress ) public onlyOwner { subscriptionAddress = _subscriptionAddress; } // Mint functions /** * @dev price 0.15 eth, max mint 3 */ function MintAllowlist( uint8 _mintAmount, bytes32[] memory proof ) public payable { require(!allowlistPaused, "Contract is paused"); require(_mintAmount + totalSupply() <= maxSupply, "Mint out."); require( isWhitelisted(proof, keccak256(abi.encodePacked(msg.sender))), "Not a part of Allowlist" ); require(_mintAmount <= maxMint, "Invalid mint amount"); require( _mintAmount + allowlistClaimed[msg.sender] <= maxMint, "Invalid mint amount" ); uint256 price = allowlistPrice * _mintAmount; require(msg.value >= price, "Insufficient value"); allowlistClaimed[msg.sender] += _mintAmount; uint256 unixTimestampDuration = block.timestamp * 1000 + 12 * monthInMilliSeconds; for (uint256 i = 0; i < _mintAmount; i++) { expiration[_currentIndex + i] = unixTimestampDuration; } _safeMint(msg.sender, _mintAmount); } /** * @dev price 0.15 eth */ function MintPublic(uint8 _mintAmount) public payable { // make requires require(!publicPaused, "Contract is paused"); require(_mintAmount + totalSupply() <= maxSupply, "Mint out."); uint256 price = publicPrice * _mintAmount; require(msg.value >= price, "Insufficient value"); uint256 unixTimestampDuration = block.timestamp * 1000 + 12 * monthInMilliSeconds; for (uint256 i = 0; i < _mintAmount; i++) { expiration[_currentIndex + i] = unixTimestampDuration; } _safeMint(msg.sender, _mintAmount); } function team(uint8 _amount) public onlyOwner { require(_amount + totalSupply() <= maxSupply, "Mint out."); uint256 unixTimestampDuration = block.timestamp * 1000 + 12 * monthInMilliSeconds; for (uint256 i = 0; i < _amount; i++) { expiration[_currentIndex + i] = unixTimestampDuration; } _safeMint(msg.sender, _amount); } /** * @dev price for 1 month 0.0075 eth */ function incrementExpirationTime( uint256 tokenId, uint256 months ) public payable { require(!renewalPaused, "Renewal pused"); require( months >= minRenewalMonths && months <= maxRenewalMonths, "Invalid renewal period" ); uint256 currentExpiration = checkExpiration(tokenId); require( (currentExpiration + months * monthInMilliSeconds) < (block.timestamp * 1000 + (maxRenewalMonths * monthInMilliSeconds * 2)), "Not available yet" ); uint256 incrementPrice = (months * priceForRenewal); require(msg.value >= incrementPrice, "Insufficient amount"); bool passValid = checkTokenidValid(tokenId); uint256 unixTimestampTime = (months * monthInMilliSeconds); if (passValid) expiration[tokenId] += unixTimestampTime; else expiration[tokenId] = (block.timestamp * 1000 + unixTimestampTime); uint256 newDuration = expiration[tokenId]; emit IncrementExpiration(tokenId, newDuration); } // view functions /** * @dev check if address has at least 1 valid pass */ function hasValidPass( address walletAddress ) public view returns (bool, uint256, uint256) { bool hasValidP = false; // 0 = pass, 1 = basic subscription, 2 = pro subscription uint256 planType = 0; uint256 planExpiration = 0; uint256[] memory tokens = tokensOfOwner(walletAddress); for (uint256 i = 0; i < tokens.length; i++) { if (checkTokenidValid(tokens[i])) { hasValidP = true; planType = 0; planExpiration = checkExpiration(tokens[i]); break; } } if (!hasValidP) { ( bool hasSubscription, uint256 subscriptionType, uint256 subscriptionExpiration ) = ISubscription(subscriptionAddress).checkSubscriptionAdvanced( walletAddress ); planType = subscriptionType; if (hasSubscription) { planExpiration = subscriptionExpiration; hasValidP = true; } } return (hasValidP, planType, planExpiration); } /** * @dev checkl if a token id is still valid */ function checkTokenidValid(uint256 tokenId) public view returns (bool) { require(_exists(tokenId), "The token you are querying is inexistent"); uint256 currentTime = block.timestamp * 1000; if (checkExpiration(tokenId) > currentTime) { return true; } else { return false; } } /** * @dev check ifr wallet is whitelisted */ function isWhitelisted( bytes32[] memory proof, bytes32 leaf ) public view returns (bool) { return MerkleProof.verify(proof, root, leaf); } /** * @dev check expiration timestamp of token id (in milliseconds) */ function checkExpiration(uint256 tokenId) public view returns (uint256) { require(_exists(tokenId), "The token you are querying is inexistent"); return expiration[tokenId]; } function _baseURI() internal view virtual override returns (string memory) { return baseURI; } function tokenURI( uint256 tokenId ) public view virtual override(ERC721A, IERC721A) returns (string memory) { require(_exists(tokenId), "The token you are querying is inexistent"); string memory currentBaseURI = _baseURI(); return bytes(currentBaseURI).length > 0 ? string( abi.encodePacked( currentBaseURI, Strings.toString(tokenId), ".json" ) ) : ""; } // whithdraw function function withdraw() public onlyOwner nonReentrant { (bool os, ) = payable(owner).call{value: address(this).balance}(""); require(os); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Tree proofs. * * The tree and the proofs can be generated using our * https://github.com/OpenZeppelin/merkle-tree[JavaScript library]. * You will find a quickstart guide in the readme. * * 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. * OpenZeppelin's JavaScript library generates merkle trees that are safe * against this attack out of the box. */ 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 simultaneously proven to be a part of a merkle tree defined by * `root`, according to `proof` and `proofFlags` as described in {processMultiProof}. * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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} * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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 sibling nodes in `proof`. The reconstruction * proceeds by incrementally reconstructing all inner nodes by combining a leaf/inner node with either another * leaf/inner node or a proof sibling node, depending on whether each `proofFlags` item is true or false * respectively. * * CAUTION: Not all merkle trees admit multiproofs. To use multiproofs, it is sufficient to ensure that: 1) the tree * is complete (but not necessarily perfect), 2) the leaves to be proven are in the opposite order they are in the * tree (i.e., as seen from right to left starting at the deepest layer and continuing at the next layer). * * _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}. * * CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details. * * _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 // OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import "./ERC721A.sol"; import "./IERC721AQueryable.sol"; /** * @title ERC721AQueryable. * * @dev ERC721A subclass with convenience query functions. */ abstract contract ERC721AQueryable is ERC721A, IERC721AQueryable { /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf( uint256 tokenId ) public view virtual override returns (TokenOwnership memory ownership) { unchecked { if (tokenId >= _startTokenId()) { if (tokenId < _nextTokenId()) { // If the `tokenId` is within bounds, // scan backwards for the initialized ownership slot. while (!_ownershipIsInitialized(tokenId)) --tokenId; return _ownershipAt(tokenId); } } } } /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf( uint256[] calldata tokenIds ) external view virtual override returns (TokenOwnership[] memory) { TokenOwnership[] memory ownerships; uint256 i = tokenIds.length; assembly { // Grab the free memory pointer. ownerships := mload(0x40) // Store the length. mstore(ownerships, i) // Allocate one word for the length, // `tokenIds.length` words for the pointers. i := shl(5, i) // Multiply `i` by 32. mstore(0x40, add(add(ownerships, 0x20), i)) } while (i != 0) { uint256 tokenId; assembly { i := sub(i, 0x20) tokenId := calldataload(add(tokenIds.offset, i)) } TokenOwnership memory ownership = explicitOwnershipOf(tokenId); assembly { // Store the pointer of `ownership` in the `ownerships` array. mstore(add(add(ownerships, 0x20), i), ownership) } } return ownerships; } /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view virtual override returns (uint256[] memory) { return _tokensOfOwnerIn(owner, start, stop); } /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner( address owner ) public view virtual override returns (uint256[] memory) { uint256 start = _startTokenId(); uint256 stop = _nextTokenId(); uint256[] memory tokenIds; if (start != stop) tokenIds = _tokensOfOwnerIn(owner, start, stop); return tokenIds; } /** * @dev Helper function for returning an array of token IDs owned by `owner`. * * Note that this function is optimized for smaller bytecode size over runtime gas, * since it is meant to be called off-chain. */ function _tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) private view returns (uint256[] memory) { unchecked { if (start >= stop) _revert(InvalidQueryRange.selector); // Set `start = max(start, _startTokenId())`. if (start < _startTokenId()) { start = _startTokenId(); } uint256 stopLimit = _nextTokenId(); // Set `stop = min(stop, stopLimit)`. if (stop >= stopLimit) { stop = stopLimit; } uint256[] memory tokenIds; uint256 tokenIdsMaxLength = balanceOf(owner); bool startLtStop = start < stop; assembly { // Set `tokenIdsMaxLength` to zero if `start` is less than `stop`. tokenIdsMaxLength := mul(tokenIdsMaxLength, startLtStop) } if (tokenIdsMaxLength != 0) { // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`, // to cater for cases where `balanceOf(owner)` is too big. if (stop - start <= tokenIdsMaxLength) { tokenIdsMaxLength = stop - start; } assembly { // Grab the free memory pointer. tokenIds := mload(0x40) // Allocate one word for the length, and `tokenIdsMaxLength` words // for the data. `shl(5, x)` is equivalent to `mul(32, x)`. mstore( 0x40, add(tokenIds, shl(5, add(tokenIdsMaxLength, 1))) ) } // We need to call `explicitOwnershipOf(start)`, // because the slot at `start` may not be initialized. TokenOwnership memory ownership = explicitOwnershipOf(start); address currOwnershipAddr; // If the starting slot exists (i.e. not burned), // initialize `currOwnershipAddr`. // `ownership.address` will not be zero, // as `start` is clamped to the valid token ID range. if (!ownership.burned) { currOwnershipAddr = ownership.addr; } uint256 tokenIdsIdx; // Use a do-while, which is slightly more efficient for this case, // as the array will at least contain one element. do { ownership = _ownershipAt(start); assembly { switch mload(add(ownership, 0x40)) // if `ownership.burned == false`. case 0 { // if `ownership.addr != address(0)`. // The `addr` already has it's upper 96 bits clearned, // since it is written to memory with regular Solidity. if mload(ownership) { currOwnershipAddr := mload(ownership) } // if `currOwnershipAddr == owner`. // The `shl(96, x)` is to make the comparison agnostic to any // dirty upper 96 bits in `owner`. if iszero(shl(96, xor(currOwnershipAddr, owner))) { tokenIdsIdx := add(tokenIdsIdx, 1) mstore( add(tokenIds, shl(5, tokenIdsIdx)), start ) } } // Otherwise, reset `currOwnershipAddr`. // This handles the case of batch burned tokens // (burned bit of first slot set, remaining slots left uninitialized). default { currOwnershipAddr := 0 } start := add(start, 1) } } while (!(start == stop || tokenIdsIdx == tokenIdsMaxLength)); // Store the length of the array. assembly { mstore(tokenIds, tokenIdsIdx) } } return tokenIds; } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import "./IERC721A.sol"; /** * @dev Interface of ERC721AQueryable. */ interface IERC721AQueryable is IERC721A { /** * Invalid query range (`start` >= `stop`). */ error InvalidQueryRange(); /** * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting. * * If the `tokenId` is out of bounds: * * - `addr = address(0)` * - `startTimestamp = 0` * - `burned = false` * - `extraData = 0` * * If the `tokenId` is burned: * * - `addr = <Address of owner before token was burned>` * - `startTimestamp = <Timestamp when token was burned>` * - `burned = true` * - `extraData = <Extra data when token was burned>` * * Otherwise: * * - `addr = <Address of owner>` * - `startTimestamp = <Timestamp of start of ownership>` * - `burned = false` * - `extraData = <Extra data at start of ownership>` */ function explicitOwnershipOf( uint256 tokenId ) external view returns (TokenOwnership memory); /** * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order. * See {ERC721AQueryable-explicitOwnershipOf} */ function explicitOwnershipsOf( uint256[] memory tokenIds ) external view returns (TokenOwnership[] memory); /** * @dev Returns an array of token IDs owned by `owner`, * in the range [`start`, `stop`) * (i.e. `start <= tokenId < stop`). * * This function allows for tokens to be queried if the collection * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}. * * Requirements: * * - `start < stop` */ function tokensOfOwnerIn( address owner, uint256 start, uint256 stop ) external view returns (uint256[] memory); /** * @dev Returns an array of token IDs owned by `owner`. * * This function scans the ownership mapping and is O(`totalSupply`) in complexity. * It is meant to be called off-chain. * * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into * multiple smaller scans if the collection is large enough to cause * an out-of-gas error (10K collections should be fine). */ function tokensOfOwner( address owner ) external view returns (uint256[] memory); }
// 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 _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 1; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf( address owner ) public view virtual override returns (uint256) { if (owner == address(0)) _revert(BalanceQueryForZeroAddress.selector); 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.selector); 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 Returns whether the ownership slot at `index` is initialized. * An uninitialized slot does not necessarily mean that the slot has no owner. */ function _ownershipIsInitialized( uint256 index ) internal view virtual returns (bool) { return _packedOwnerships[index] != 0; } /** * @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 packed) { if (_startTokenId() <= tokenId) { packed = _packedOwnerships[tokenId]; // If the data at the starting slot does not exist, start the scan. if (packed == 0) { if (tokenId >= _currentIndex) _revert(OwnerQueryForNonexistentToken.selector); // 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, `tokenId` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. for (;;) { unchecked { packed = _packedOwnerships[--tokenId]; } if (packed == 0) continue; if (packed & _BITMASK_BURNED == 0) return packed; // Otherwise, the token is burned, and we must revert. // This handles the case of batch burned tokens, where only the burned bit // of the starting slot is set, and remaining slots are left uninitialized. _revert(OwnerQueryForNonexistentToken.selector); } } // Otherwise, the data exists and we can skip the scan. // This is possible because we have already achieved the target condition. // This saves 2143 gas on transfers of initialized tokens. // If the token is not burned, return `packed`. Otherwise, revert. if (packed & _BITMASK_BURNED == 0) return packed; } _revert(OwnerQueryForNonexistentToken.selector); } /** * @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. See {ERC721A-_approve}. * * Requirements: * * - The caller must own the token or be an approved operator. */ function approve( address to, uint256 tokenId ) public payable virtual override { _approve(to, tokenId, true); } /** * @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.selector); 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 result) { if (_startTokenId() <= tokenId) { if (tokenId < _currentIndex) { uint256 packed; while ((packed = _packedOwnerships[tokenId]) == 0) --tokenId; result = packed & _BITMASK_BURNED == 0; } } } /** * @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); // Mask `from` to the lower 160 bits, in case the upper bits somehow aren't clean. from = address(uint160(uint256(uint160(from)) & _BITMASK_ADDRESS)); if (address(uint160(prevOwnershipPacked)) != from) _revert(TransferFromIncorrectOwner.selector); ( 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.selector); _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; } } } } // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. uint256 toMasked = uint256(uint160(to)) & _BITMASK_ADDRESS; assembly { // 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. from, // `from`. toMasked, // `to`. tokenId // `tokenId`. ) } if (toMasked == 0) _revert(TransferToZeroAddress.selector); _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.selector); } } /** * @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.selector); } 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.selector); _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: // - `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) ); // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. uint256 toMasked = uint256(uint160(to)) & _BITMASK_ADDRESS; if (toMasked == 0) _revert(MintToZeroAddress.selector); uint256 end = startTokenId + quantity; uint256 tokenId = startTokenId; do { assembly { // 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`. tokenId // `tokenId`. ) } // The `!=` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. } while (++tokenId != end); _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.selector); if (quantity == 0) _revert(MintZeroQuantity.selector); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) _revert(MintERC2309QuantityExceedsLimit.selector); _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.selector ); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) _revert(bytes4(0)); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ""); } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Equivalent to `_approve(to, tokenId, false)`. */ function _approve(address to, uint256 tokenId) internal virtual { _approve(to, tokenId, false); } /** * @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: * * - `tokenId` must exist. * * Emits an {Approval} event. */ function _approve( address to, uint256 tokenId, bool approvalCheck ) internal virtual { address owner = ownerOf(tokenId); if (approvalCheck && _msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { _revert(ApprovalCallerNotOwnerNorApproved.selector); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } // ============================================================= // 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.selector); } _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.selector); 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) } } /** * @dev For more efficient reverts. */ function _revert(bytes4 errorSelector) internal pure { assembly { mstore(0x00, errorSelector) revert(0x00, 0x04) } } }
// 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)` // β `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // β `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 // 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 ); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"InvalidQueryRange","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":"uint256","name":"tokenId","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"expirationTimestamp","type":"uint256"}],"name":"IncrementExpiration","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"uint8","name":"_mintAmount","type":"uint8"},{"internalType":"bytes32[]","name":"proof","type":"bytes32[]"}],"name":"MintAllowlist","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint8","name":"_mintAmount","type":"uint8"}],"name":"MintPublic","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"_tokenName","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"_tokenSymbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"allowlistClaimed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"allowlistPaused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"allowlistPrice","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":"address","name":"newOnwer","type":"address"}],"name":"changeOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"checkExpiration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"checkTokenidValid","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"expiration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"explicitOwnershipOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership","name":"ownership","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"explicitOwnershipsOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership[]","name":"","type":"tuple[]"}],"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":"walletAddress","type":"address"}],"name":"hasValidPass","outputs":[{"internalType":"bool","name":"","type":"bool"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"months","type":"uint256"}],"name":"incrementExpirationTime","outputs":[],"stateMutability":"payable","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":"bytes32[]","name":"proof","type":"bytes32[]"},{"internalType":"bytes32","name":"leaf","type":"bytes32"}],"name":"isWhitelisted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicPaused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renewalPaused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"root","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"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":"_newBaseUri","type":"string"}],"name":"setBaseUri","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_root","type":"bytes32"}],"name":"setMerkleRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_paused","type":"bool"},{"internalType":"uint8","name":"_type","type":"uint8"}],"name":"setPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_subscriptionAddress","type":"address"}],"name":"setSubscriptionAddress","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":"uint8","name":"_amount","type":"uint8"}],"name":"team","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"stop","type":"uint256"}],"name":"tokensOfOwnerIn","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"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":"uint256","name":"_price","type":"uint256"},{"internalType":"uint8","name":"_type","type":"uint8"}],"name":"updatePriceWei","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"minMonths","type":"uint256"},{"internalType":"uint256","name":"maxMonths","type":"uint256"}],"name":"updateRenewalMonths","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.