ERC-721
Overview
Max Total Supply
349 MOONHW
Holders
53
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
0 MOONHWLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
MoonHowlers
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 900 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.17; import {ERC721A, IERC721A, ERC721AQueryable} from "erc721a/contracts/extensions/ERC721AQueryable.sol"; import {ERC721ABurnable} from "erc721a/contracts/extensions/ERC721ABurnable.sol"; import {IERC721} from "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import {MerkleProof} from "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; import {Strings} from "@openzeppelin/contracts/utils/Strings.sol"; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; import {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import {IERC2981, ERC2981} from "@openzeppelin/contracts/token/common/ERC2981.sol"; import {DefaultOperatorFilterer} from "operator-filter-registry/src/DefaultOperatorFilterer.sol"; import {NativeMetaTransaction} from "./common/NativeMetaTransaction.sol"; /** * @title MoonHowlers * @custom:website https://moonshiners.wtf/ * @author @MoonShinersNFT */ contract MoonHowlers is DefaultOperatorFilterer, ERC2981, NativeMetaTransaction, ERC721AQueryable, ERC721ABurnable, Ownable, ReentrancyGuard { using Strings for uint256; struct MintState { uint256 liveAt; uint256 expiresAt; uint256 totalSupply; } address public constant DEAD_ADDRESS = 0x000000000000000000000000000000000000dEaD; // @dev Base uri for the nft string private baseURI = "ipfs://cid/"; /// @notice Live timestamp uint256 public liveAt = 0; /// @notice Expires timestamp uint256 public expiresAt = 1681844400; /// @notice Core Pass contract IERC721 public moonshinersContract; /// @notice Passes contract IERC721 public moonshineContract; constructor( address _moonshinersContract, address _moonshineContract ) ERC721A("MoonHowlers", "MOONHW") { _setDefaultRoyalty(_msgSenderERC721A(), 1000); moonshinersContract = IERC721(_moonshinersContract); moonshineContract = IERC721(_moonshineContract); } function _startTokenId() internal view virtual override returns (uint256) { return 1; } /** * @notice Sets the base URI of the NFT * @param _baseURI A base uri */ function setBaseURI(string calldata _baseURI) external onlyOwner { baseURI = _baseURI; } /************************************************************************** * Minting *************************************************************************/ /** * @dev Howlers exchange mint * @param _moonshinersTokenIds The moonshiners token ids * @param _moonshineTokenIds The moonshine token ids */ function mint( uint256[] calldata _moonshinersTokenIds, uint256[] calldata _moonshineTokenIds ) external { require(isLive(), "Mint not live."); require( _moonshinersTokenIds.length > 1, "Must have a multiple of 2 moonshiners" ); require( _moonshineTokenIds.length > 0, "Must have at least 1 moonshine per 2 moonshiners" ); address sender = _msgSenderERC721A(); // Exchange moonshiners for (uint256 i = 0; i < _moonshinersTokenIds.length; i++) { moonshinersContract.safeTransferFrom( sender, DEAD_ADDRESS, _moonshinersTokenIds[i] ); } // Exchange moonshine for (uint256 j = 0; j < _moonshineTokenIds.length; j++) { moonshineContract.safeTransferFrom( sender, DEAD_ADDRESS, _moonshineTokenIds[j] ); } // Mint howlers equal to mutations _mint(sender, _moonshineTokenIds.length); } /// @dev Check if mint is live function isLive() public view returns (bool) { return block.timestamp > liveAt && block.timestamp < expiresAt; } /// @notice Returns current mint state for a particular address function getMintState() external view returns (MintState memory) { return MintState({ liveAt: liveAt, expiresAt: expiresAt, totalSupply: totalSupply() }); } /** * @notice Returns the URI for a given token id * @param _tokenId A tokenId */ function tokenURI( uint256 _tokenId ) public view override(IERC721A, ERC721A) returns (string memory) { if (!_exists(_tokenId)) revert OwnerQueryForNonexistentToken(); return string( abi.encodePacked(baseURI, Strings.toString(_tokenId), ".json") ); } /************************************************************************** * Admin *************************************************************************/ /** * @notice Sets timestamps for live and expires timeframe * @param _liveAt A unix timestamp for live date * @param _expiresAt A unix timestamp for expiration date */ function setMintWindow( uint256 _liveAt, uint256 _expiresAt ) external onlyOwner { liveAt = _liveAt; expiresAt = _expiresAt; } /** * @notice Changes the contract defined royalty * @param _receiver - The receiver of royalties * @param _feeNumerator - The numerator that represents a percent out of 10,000 */ function setDefaultRoyalty( address _receiver, uint96 _feeNumerator ) public onlyOwner { _setDefaultRoyalty(_receiver, _feeNumerator); } /// @notice Withdraws funds from contract function withdraw() public onlyOwner { uint256 balance = address(this).balance; (bool success, ) = _msgSenderERC721A().call{value: balance}(""); require(success, "Unable to withdraw ETH"); } /** * @dev Admin mint function * @param _to The address to mint to * @param _amount The amount to mint */ function adminMint(address _to, uint256 _amount) external onlyOwner { _mint(_to, _amount); } /************************************************************************** * Royalties *************************************************************************/ function supportsInterface( bytes4 interfaceId ) public view virtual override(IERC721A, ERC721A, ERC2981) returns (bool) { return ERC721A.supportsInterface(interfaceId) || ERC2981.supportsInterface(interfaceId); } function setApprovalForAll( address operator, bool approved ) public override(IERC721A, ERC721A) onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } function approve( address operator, uint256 tokenId ) public payable override(IERC721A, ERC721A) onlyAllowedOperatorApproval(operator) { super.approve(operator, tokenId); } function transferFrom( address from, address to, uint256 tokenId ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) { super.transferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory data ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId, data); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard. * * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal * support for royalty payments across all NFT marketplaces and ecosystem participants. * * _Available since v4.5._ */ interface IERC2981 is IERC165 { /** * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of * exchange. The royalty amount is denominated and should be paid in that same unit of exchange. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/common/ERC2981.sol) pragma solidity ^0.8.0; import "../../interfaces/IERC2981.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information. * * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first. * * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the * fee is specified in basis points by default. * * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported. * * _Available since v4.5._ */ abstract contract ERC2981 is IERC2981, ERC165 { struct RoyaltyInfo { address receiver; uint96 royaltyFraction; } RoyaltyInfo private _defaultRoyaltyInfo; mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) { return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId); } /** * @inheritdoc IERC2981 */ function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) { RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId]; if (royalty.receiver == address(0)) { royalty = _defaultRoyaltyInfo; } uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator(); return (royalty.receiver, royaltyAmount); } /** * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an * override. */ function _feeDenominator() internal pure virtual returns (uint96) { return 10000; } /** * @dev Sets the royalty information that all ids in this contract will default to. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: invalid receiver"); _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Removes default royalty information. */ function _deleteDefaultRoyalty() internal virtual { delete _defaultRoyaltyInfo; } /** * @dev Sets the royalty information for a specific token id, overriding the global default. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setTokenRoyalty( uint256 tokenId, address receiver, uint96 feeNumerator ) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: Invalid parameters"); _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Resets royalty information for the token id back to the global default. */ function _resetTokenRoyalty(uint256 tokenId) internal virtual { delete _tokenRoyaltyInfo[tokenId]; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @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`. * * 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 calldata data ) external; /** * @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 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 ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721 * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must * understand this adds an external call which potentially creates a reentrancy vulnerability. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // 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 v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv( uint256 x, uint256 y, uint256 denominator, Rounding rounding ) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10**64) { value /= 10**64; result += 64; } if (value >= 10**32) { value /= 10**32; result += 32; } if (value >= 10**16) { value /= 10**16; result += 16; } if (value >= 10**8) { value /= 10**8; result += 8; } if (value >= 10**4) { value /= 10**4; result += 4; } if (value >= 10**2) { value /= 10**2; result += 2; } if (value >= 10**1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol) pragma solidity ^0.8.0; // CAUTION // This version of SafeMath should only be used with Solidity 0.8 or later, // because it relies on the compiler's built in overflow checks. /** * @dev Wrappers over Solidity's arithmetic operations. * * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler * now has built in overflow checking. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { return a + b; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { return a * b; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b <= a, errorMessage); return a - b; } } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a / b; } } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a % b; } } }
// 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 OR Apache-2.0 pragma solidity ^0.8.9; import "./Initializable.sol"; contract EIP712Base is Initializable { struct EIP712Domain { string name; string version; address verifyingContract; bytes32 salt; } string public constant ERC712_VERSION = "1"; bytes32 internal constant EIP712_DOMAIN_TYPEHASH = keccak256( bytes( "EIP712Domain(string name,string version,address verifyingContract,bytes32 salt)" ) ); bytes32 internal domainSeperator; // supposed to be called once while initializing. // one of the contractsa that inherits this contract follows proxy pattern // so it is not possible to do this in a constructor function _initializeEIP712(string memory name) internal initializer { _setDomainSeperator(name); } function _setDomainSeperator(string memory name) internal { domainSeperator = keccak256( abi.encode( EIP712_DOMAIN_TYPEHASH, keccak256(bytes(name)), keccak256(bytes(ERC712_VERSION)), address(this), bytes32(getChainId()) ) ); } function getDomainSeperator() public view returns (bytes32) { return domainSeperator; } function getChainId() public view returns (uint256) { uint256 id; assembly { id := chainid() } return id; } /** * Accept message hash and returns hash message in EIP712 compatible form * So that it can be used to recover signer from signature signed using EIP712 formatted data * https://eips.ethereum.org/EIPS/eip-712 * "\\x19" makes the encoding deterministic * "\\x01" is the version byte to make it compatible to EIP-191 */ function toTypedMessageHash(bytes32 messageHash) internal view returns (bytes32) { return keccak256( abi.encodePacked("\x19\x01", getDomainSeperator(), messageHash) ); } }
// SPDX-License-Identifier: MIT OR Apache-2.0 pragma solidity ^0.8.9; contract Initializable { bool inited; modifier initializer() { require(!inited, "already inited"); _; inited = true; } }
// SPDX-License-Identifier: MIT OR Apache-2.0 pragma solidity ^0.8.9; import "@openzeppelin/contracts/utils/math/SafeMath.sol"; import "./EIP712Base.sol"; contract NativeMetaTransaction is EIP712Base { using SafeMath for uint256; bytes32 private constant META_TRANSACTION_TYPEHASH = keccak256( bytes( "MetaTransaction(uint256 nonce,address from,bytes functionSignature)" ) ); event MetaTransactionExecuted( address userAddress, address payable relayerAddress, bytes functionSignature ); mapping(address => uint256) nonces; /* * Meta transaction structure. * No point of including value field here as if user is doing value transfer then he has the funds to pay for gas * He should call the desired function directly in that case. */ struct MetaTransaction { uint256 nonce; address from; bytes functionSignature; } function executeMetaTransaction( address userAddress, bytes memory functionSignature, bytes32 sigR, bytes32 sigS, uint8 sigV ) public payable returns (bytes memory) { MetaTransaction memory metaTx = MetaTransaction({ nonce: nonces[userAddress], from: userAddress, functionSignature: functionSignature }); require( verify(userAddress, metaTx, sigR, sigS, sigV), "Signer and signature do not match" ); // increase nonce for user (to avoid re-use) nonces[userAddress] = nonces[userAddress].add(1); emit MetaTransactionExecuted( userAddress, payable(msg.sender), functionSignature ); // Append userAddress and relayer address at the end to extract it from calling context (bool success, bytes memory returnData) = address(this).call( abi.encodePacked(functionSignature, userAddress) ); require(success, "Function call not successful"); return returnData; } function hashMetaTransaction(MetaTransaction memory metaTx) internal pure returns (bytes32) { return keccak256( abi.encode( META_TRANSACTION_TYPEHASH, metaTx.nonce, metaTx.from, keccak256(metaTx.functionSignature) ) ); } function getNonce(address user) public view returns (uint256 nonce) { nonce = nonces[user]; } function verify( address signer, MetaTransaction memory metaTx, bytes32 sigR, bytes32 sigS, uint8 sigV ) internal view returns (bool) { require(signer != address(0), "NativeMetaTransaction: INVALID_SIGNER"); return signer == ecrecover( toTypedMessageHash(hashMetaTransaction(metaTx)), sigV, sigR, sigS ); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364). struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : ''; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags)) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) public payable virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) public virtual override { _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public payable virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public payable virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public payable virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. // The duplicated `log4` removes an extra check and reduces stack juggling. // The assembly, together with the surrounding Solidity code, have been // delicately arranged to nudge the compiler into producing optimized opcodes. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) // The `iszero(eq(,))` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. // The compiler will optimize the `iszero` away for performance. for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), but // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned. // We will need 1 word for the trailing zeros padding, 1 word for the length, // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0. let m := add(mload(0x40), 0xa0) // Update the free memory pointer to allocate. mstore(0x40, m) // Assign the `str` to the end. str := sub(m, 0x20) // Zeroize the slot after the string. mstore(str, 0) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721ABurnable.sol'; import '../ERC721A.sol'; /** * @title ERC721ABurnable. * * @dev ERC721A token that can be irreversibly burned (destroyed). */ abstract contract ERC721ABurnable is ERC721A, IERC721ABurnable { /** * @dev Burns `tokenId`. See {ERC721A-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) public virtual override { _burn(tokenId, true); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721AQueryable.sol'; import '../ERC721A.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) { TokenOwnership memory ownership; if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) { return ownership; } ownership = _ownershipAt(tokenId); if (ownership.burned) { return ownership; } return _ownershipOf(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) { unchecked { uint256 tokenIdsLength = tokenIds.length; TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength); for (uint256 i; i != tokenIdsLength; ++i) { ownerships[i] = explicitOwnershipOf(tokenIds[i]); } 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) { unchecked { if (start >= stop) revert InvalidQueryRange(); uint256 tokenIdsIdx; uint256 stopLimit = _nextTokenId(); // Set `start = max(start, _startTokenId())`. if (start < _startTokenId()) { start = _startTokenId(); } // Set `stop = min(stop, stopLimit)`. if (stop > stopLimit) { stop = stopLimit; } uint256 tokenIdsMaxLength = balanceOf(owner); // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`, // to cater for cases where `balanceOf(owner)` is too big. if (start < stop) { uint256 rangeLength = stop - start; if (rangeLength < tokenIdsMaxLength) { tokenIdsMaxLength = rangeLength; } } else { tokenIdsMaxLength = 0; } uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength); if (tokenIdsMaxLength == 0) { return tokenIds; } // 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; } for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } // Downsize the array to fit. assembly { mstore(tokenIds, tokenIdsIdx) } return tokenIds; } } /** * @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 virtual override returns (uint256[] memory) { unchecked { uint256 tokenIdsIdx; address currOwnershipAddr; uint256 tokenIdsLength = balanceOf(owner); uint256[] memory tokenIds = new uint256[](tokenIdsLength); TokenOwnership memory ownership; for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) { ownership = _ownershipAt(i); if (ownership.burned) { continue; } if (ownership.addr != address(0)) { currOwnershipAddr = ownership.addr; } if (currOwnershipAddr == owner) { tokenIds[tokenIdsIdx++] = i; } } 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 ERC721ABurnable. */ interface IERC721ABurnable is IERC721A { /** * @dev Burns `tokenId`. See {ERC721A-_burn}. * * Requirements: * * - The caller must own `tokenId` or be an approved operator. */ function burn(uint256 tokenId) external; }
// 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; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external payable; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external payable; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {OperatorFilterer} from "./OperatorFilterer.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6); constructor() OperatorFilterer(DEFAULT_SUBSCRIPTION, true) {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; interface IOperatorFilterRegistry { function isOperatorAllowed(address registrant, address operator) external view returns (bool); function register(address registrant) external; function registerAndSubscribe(address registrant, address subscription) external; function registerAndCopyEntries(address registrant, address registrantToCopy) external; function unregister(address addr) external; function updateOperator(address registrant, address operator, bool filtered) external; function updateOperators(address registrant, address[] calldata operators, bool filtered) external; function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external; function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external; function subscribe(address registrant, address registrantToSubscribe) external; function unsubscribe(address registrant, bool copyExistingEntries) external; function subscriptionOf(address addr) external returns (address registrant); function subscribers(address registrant) external returns (address[] memory); function subscriberAt(address registrant, uint256 index) external returns (address); function copyEntriesOf(address registrant, address registrantToCopy) external; function isOperatorFiltered(address registrant, address operator) external returns (bool); function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); function filteredOperators(address addr) external returns (address[] memory); function filteredCodeHashes(address addr) external returns (bytes32[] memory); function filteredOperatorAt(address registrant, uint256 index) external returns (address); function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); function isRegistered(address addr) external returns (bool); function codeHashOf(address addr) external returns (bytes32); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. */ abstract contract OperatorFilterer { error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E); constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { if (subscriptionOrRegistrantToCopy != address(0)) { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } } modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } }
{ "optimizer": { "enabled": true, "runs": 900 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_moonshinersContract","type":"address"},{"internalType":"address","name":"_moonshineContract","type":"address"}],"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":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","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":false,"internalType":"address","name":"userAddress","type":"address"},{"indexed":false,"internalType":"address payable","name":"relayerAddress","type":"address"},{"indexed":false,"internalType":"bytes","name":"functionSignature","type":"bytes"}],"name":"MetaTransactionExecuted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"DEAD_ADDRESS","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ERC712_VERSION","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"adminMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"userAddress","type":"address"},{"internalType":"bytes","name":"functionSignature","type":"bytes"},{"internalType":"bytes32","name":"sigR","type":"bytes32"},{"internalType":"bytes32","name":"sigS","type":"bytes32"},{"internalType":"uint8","name":"sigV","type":"uint8"}],"name":"executeMetaTransaction","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"expiresAt","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":"","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":[],"name":"getChainId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getDomainSeperator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMintState","outputs":[{"components":[{"internalType":"uint256","name":"liveAt","type":"uint256"},{"internalType":"uint256","name":"expiresAt","type":"uint256"},{"internalType":"uint256","name":"totalSupply","type":"uint256"}],"internalType":"struct MoonHowlers.MintState","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"getNonce","outputs":[{"internalType":"uint256","name":"nonce","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isLive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"liveAt","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"_moonshinersTokenIds","type":"uint256[]"},{"internalType":"uint256[]","name":"_moonshineTokenIds","type":"uint256[]"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"moonshineContract","outputs":[{"internalType":"contract IERC721","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"moonshinersContract","outputs":[{"internalType":"contract IERC721","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_receiver","type":"address"},{"internalType":"uint96","name":"_feeNumerator","type":"uint96"}],"name":"setDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_liveAt","type":"uint256"},{"internalType":"uint256","name":"_expiresAt","type":"uint256"}],"name":"setMintWindow","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"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":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000239adeeed414d163214d9b8a563c862dcf2206d0000000000000000000000000e389163255daa8c6c828b32a0e6d5ce87d4f0020
-----Decoded View---------------
Arg [0] : _moonshinersContract (address): 0x239aDEeed414D163214D9b8A563c862dcf2206d0
Arg [1] : _moonshineContract (address): 0xe389163255DAA8c6C828b32a0e6D5Ce87D4F0020
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000239adeeed414d163214d9b8a563c862dcf2206d0
Arg [1] : 000000000000000000000000e389163255daa8c6c828b32a0e6d5ce87d4f0020
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.