ERC-721
Overview
Max Total Supply
3,333 CC
Holders
702
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
2 CCLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
CobraClub
Compiler Version
v0.8.9+commit.e5eed63a
Optimization Enabled:
Yes with 1000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "erc721a/contracts/extensions/ERC721AQueryable.sol"; import "erc721a/contracts/extensions/ERC721ABurnable.sol"; import "prb-math/contracts/PRBMathUD60x18.sol"; /** * @title Cobra Club * @author @ScottMitchell18 */ contract CobraClub is ERC721AQueryable, ERC721ABurnable, Ownable { using PRBMathUD60x18 for uint256; using Strings for uint256; uint256 private constant ONE_PERCENT = 10000000000000000; // 1% (18 decimals) // @dev Base uri for the nft string private baseURI; // @dev Hidden uri for the nft string public hiddenURI = "ipfs://bafybeif4ryliatvxzcfygmdgij23mi6j7zar3sscyqak2fmuodv6shezgu/prereveal.json"; // @dev The merkle root proof bytes32 public merkleRoot; // @dev The premints flag bool public premintsActive = true; // @dev The reveal flag bool public isRevealed = false; // @dev The price of a mint uint256 public price = 0.04 ether; // @dev The withdraw address address public treasury = payable(0xF8114e3D55A25b4bC79e9A7306912fF1294A61FD); // @dev The dev address address public dev = payable(0x593b94c059f37f1AF542c25A0F4B22Cd2695Fb68); // @dev An address mapping for free mints mapping(address => uint256) public addressToMinted; // @dev The total max per wallet uint256 public maxPerWallet = 3; // @dev The total supply of the collection uint256 public maxSupply; constructor() ERC721A("Cobra Club", "CC") { _mintERC2309(dev, 1); // Placeholder mint } /** * @notice Whitelisted minting function which requires a merkle proof * @param _proof The bytes32 array proof to verify the merkle root */ function whitelistMint(uint256 _amount, bytes32[] calldata _proof) external payable { require(premintsActive, "0"); require(msg.value >= _amount * price, "1"); require(addressToMinted[_msgSender()] + _amount < maxPerWallet, "2"); bytes32 leaf = keccak256(abi.encodePacked(_msgSender())); require(MerkleProof.verify(_proof, merkleRoot, leaf), "4"); addressToMinted[_msgSender()] += _amount; _mint(_msgSender(), _amount); } /** * @notice Mints a new CC token * @param _amount The number of tokens to mint */ function mint(uint256 _amount) external payable { require(!premintsActive, "0"); require(msg.value >= _amount * price, "1"); require(addressToMinted[_msgSender()] + _amount < maxPerWallet, "2"); require(totalSupply() + _amount < maxSupply, "3"); addressToMinted[_msgSender()] += _amount; _mint(_msgSender(), _amount); } /** * @notice A toggle switch for public sale * @param _maxSupply The max nft collection size */ function triggerPublicSale(uint256 _maxSupply) external onlyOwner { delete merkleRoot; premintsActive = false; maxPerWallet = 6; maxSupply = _maxSupply; } /** * @notice Mints a new CC token for owners */ function ownerMint(address to, uint256 _amount) external onlyOwner { _mint(to, _amount); } /** * @dev Returns the starting token ID. */ function _startTokenId() internal view virtual override returns (uint256) { return 1; } /** * @notice Returns the URI for a given token id * @param _tokenId A tokenId */ function tokenURI(uint256 _tokenId) public view override returns (string memory) { if (!_exists(_tokenId)) revert OwnerQueryForNonexistentToken(); if (!isRevealed) return hiddenURI; return string(abi.encodePacked(baseURI, Strings.toString(_tokenId))); } /** * @notice Sets the reveal flag * @param _isRevealed a flag for whether the collection is revealed */ function setIsRevealed(bool _isRevealed) external onlyOwner { isRevealed = _isRevealed; } /** * @notice Sets the hidden URI of the NFT * @param _hiddenURI A hidden uri */ function setHiddenURI(string calldata _hiddenURI) external onlyOwner { hiddenURI = _hiddenURI; } /** * @notice Sets the base URI of the NFT * @param _baseURI A base uri */ function setBaseURI(string calldata _baseURI) external onlyOwner { baseURI = _baseURI; } /** * @notice Sets the merkle root for the mint * @param _merkleRoot The merkle root to set */ function setMerkleRoot(bytes32 _merkleRoot) external onlyOwner { merkleRoot = _merkleRoot; } /** * @notice Sets the pre mints active * @param _premintsActive The bool of premint status */ function setPremintsActive(bool _premintsActive) external onlyOwner { premintsActive = _premintsActive; } /** * @notice Sets the max per wallet * @param _maxPerWallet The max mint count per address */ function setMaxPerWallet(uint256 _maxPerWallet) external onlyOwner { maxPerWallet = _maxPerWallet; } /** * @notice Sets the collection max supply * @param _maxSupply The max supply of the collection */ function setMaxSupply(uint256 _maxSupply) external onlyOwner { maxSupply = _maxSupply; } /** * @notice Sets price * @param _price price in wei */ function setPrice(uint256 _price) external onlyOwner { price = _price; } /** * @notice Sets the treasury recipient * @param _treasury The treasury address */ function setTreasury(address _treasury) external onlyOwner { treasury = payable(_treasury); } /** * @notice Withdraws funds from contract */ function withdraw() public onlyOwner { uint256 amount = address(this).balance; (bool s1, ) = dev.call{value: amount.mul(ONE_PERCENT * 20)}(""); (bool s2, ) = treasury.call{value: amount.mul(ONE_PERCENT * 80)}(""); if (s1 && s2) return; // fallback (bool s3, ) = dev.call{value: amount}(""); require(s3, "Payment failed"); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (utils/cryptography/MerkleProof.sol) pragma solidity ^0.8.0; /** * @dev These functions deal with verification of Merkle Trees proofs. * * The proofs can be generated using the JavaScript library * https://github.com/miguelmota/merkletreejs[merkletreejs]. * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled. * * See `test/utils/cryptography/MerkleProof.test.js` for some examples. * * WARNING: You should avoid using leaf values that are 64 bytes long prior to * hashing, or use a hash function other than keccak256 for hashing leaves. * This is because the concatenation of a sorted pair of internal nodes in * the merkle tree could be reinterpreted as a leaf value. */ library MerkleProof { /** * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree * defined by `root`. For this, a `proof` must be provided, containing * sibling hashes on the branch from the leaf to the root of the tree. Each * pair of leaves and each pair of pre-images are assumed to be sorted. */ function verify( bytes32[] memory proof, bytes32 root, bytes32 leaf ) internal pure returns (bool) { return processProof(proof, leaf) == root; } /** * @dev 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++) { bytes32 proofElement = proof[i]; if (computedHash <= proofElement) { // Hash(current computed hash + current element of the proof) computedHash = _efficientHash(computedHash, proofElement); } else { // Hash(current element of the proof + current computed hash) computedHash = _efficientHash(proofElement, computedHash); } } return computedHash; } function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) { assembly { mstore(0x00, a) mstore(0x20, b) value := keccak256(0x00, 0x40) } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { 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 v4.4.1 (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @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] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721AQueryable.sol'; import '../ERC721A.sol'; /** * @title ERC721A Queryable * @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 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[] memory tokenIds) external view 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 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 pfp collections should be fine). */ function tokensOfOwner(address owner) external view 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 v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721ABurnable.sol'; import '../ERC721A.sol'; /** * @title ERC721A Burnable Token * @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: Unlicense pragma solidity >=0.8.4; import "./PRBMath.sol"; /// @title PRBMathUD60x18 /// @author Paul Razvan Berg /// @notice Smart contract library for advanced fixed-point math that works with uint256 numbers considered to have 18 /// trailing decimals. We call this number representation unsigned 60.18-decimal fixed-point, since there can be up to 60 /// digits in the integer part and up to 18 decimals in the fractional part. The numbers are bound by the minimum and the /// maximum values permitted by the Solidity type uint256. library PRBMathUD60x18 { /// @dev Half the SCALE number. uint256 internal constant HALF_SCALE = 5e17; /// @dev log2(e) as an unsigned 60.18-decimal fixed-point number. uint256 internal constant LOG2_E = 1_442695040888963407; /// @dev The maximum value an unsigned 60.18-decimal fixed-point number can have. uint256 internal constant MAX_UD60x18 = 115792089237316195423570985008687907853269984665640564039457_584007913129639935; /// @dev The maximum whole value an unsigned 60.18-decimal fixed-point number can have. uint256 internal constant MAX_WHOLE_UD60x18 = 115792089237316195423570985008687907853269984665640564039457_000000000000000000; /// @dev How many trailing decimals can be represented. uint256 internal constant SCALE = 1e18; /// @notice Calculates the arithmetic average of x and y, rounding down. /// @param x The first operand as an unsigned 60.18-decimal fixed-point number. /// @param y The second operand as an unsigned 60.18-decimal fixed-point number. /// @return result The arithmetic average as an unsigned 60.18-decimal fixed-point number. function avg(uint256 x, uint256 y) internal pure returns (uint256 result) { // The operations can never overflow. unchecked { // The last operand checks if both x and y are odd and if that is the case, we add 1 to the result. We need // to do this because if both numbers are odd, the 0.5 remainder gets truncated twice. result = (x >> 1) + (y >> 1) + (x & y & 1); } } /// @notice Yields the least unsigned 60.18 decimal fixed-point number greater than or equal to x. /// /// @dev Optimized for fractional value inputs, because for every whole value there are (1e18 - 1) fractional counterparts. /// See https://en.wikipedia.org/wiki/Floor_and_ceiling_functions. /// /// Requirements: /// - x must be less than or equal to MAX_WHOLE_UD60x18. /// /// @param x The unsigned 60.18-decimal fixed-point number to ceil. /// @param result The least integer greater than or equal to x, as an unsigned 60.18-decimal fixed-point number. function ceil(uint256 x) internal pure returns (uint256 result) { if (x > MAX_WHOLE_UD60x18) { revert PRBMathUD60x18__CeilOverflow(x); } assembly { // Equivalent to "x % SCALE" but faster. let remainder := mod(x, SCALE) // Equivalent to "SCALE - remainder" but faster. let delta := sub(SCALE, remainder) // Equivalent to "x + delta * (remainder > 0 ? 1 : 0)" but faster. result := add(x, mul(delta, gt(remainder, 0))) } } /// @notice Divides two unsigned 60.18-decimal fixed-point numbers, returning a new unsigned 60.18-decimal fixed-point number. /// /// @dev Uses mulDiv to enable overflow-safe multiplication and division. /// /// Requirements: /// - The denominator cannot be zero. /// /// @param x The numerator as an unsigned 60.18-decimal fixed-point number. /// @param y The denominator as an unsigned 60.18-decimal fixed-point number. /// @param result The quotient as an unsigned 60.18-decimal fixed-point number. function div(uint256 x, uint256 y) internal pure returns (uint256 result) { result = PRBMath.mulDiv(x, SCALE, y); } /// @notice Returns Euler's number as an unsigned 60.18-decimal fixed-point number. /// @dev See https://en.wikipedia.org/wiki/E_(mathematical_constant). function e() internal pure returns (uint256 result) { result = 2_718281828459045235; } /// @notice Calculates the natural exponent of x. /// /// @dev Based on the insight that e^x = 2^(x * log2(e)). /// /// Requirements: /// - All from "log2". /// - x must be less than 133.084258667509499441. /// /// @param x The exponent as an unsigned 60.18-decimal fixed-point number. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function exp(uint256 x) internal pure returns (uint256 result) { // Without this check, the value passed to "exp2" would be greater than 192. if (x >= 133_084258667509499441) { revert PRBMathUD60x18__ExpInputTooBig(x); } // Do the fixed-point multiplication inline to save gas. unchecked { uint256 doubleScaleProduct = x * LOG2_E; result = exp2((doubleScaleProduct + HALF_SCALE) / SCALE); } } /// @notice Calculates the binary exponent of x using the binary fraction method. /// /// @dev See https://ethereum.stackexchange.com/q/79903/24693. /// /// Requirements: /// - x must be 192 or less. /// - The result must fit within MAX_UD60x18. /// /// @param x The exponent as an unsigned 60.18-decimal fixed-point number. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function exp2(uint256 x) internal pure returns (uint256 result) { // 2^192 doesn't fit within the 192.64-bit format used internally in this function. if (x >= 192e18) { revert PRBMathUD60x18__Exp2InputTooBig(x); } unchecked { // Convert x to the 192.64-bit fixed-point format. uint256 x192x64 = (x << 64) / SCALE; // Pass x to the PRBMath.exp2 function, which uses the 192.64-bit fixed-point number representation. result = PRBMath.exp2(x192x64); } } /// @notice Yields the greatest unsigned 60.18 decimal fixed-point number less than or equal to x. /// @dev Optimized for fractional value inputs, because for every whole value there are (1e18 - 1) fractional counterparts. /// See https://en.wikipedia.org/wiki/Floor_and_ceiling_functions. /// @param x The unsigned 60.18-decimal fixed-point number to floor. /// @param result The greatest integer less than or equal to x, as an unsigned 60.18-decimal fixed-point number. function floor(uint256 x) internal pure returns (uint256 result) { assembly { // Equivalent to "x % SCALE" but faster. let remainder := mod(x, SCALE) // Equivalent to "x - remainder * (remainder > 0 ? 1 : 0)" but faster. result := sub(x, mul(remainder, gt(remainder, 0))) } } /// @notice Yields the excess beyond the floor of x. /// @dev Based on the odd function definition https://en.wikipedia.org/wiki/Fractional_part. /// @param x The unsigned 60.18-decimal fixed-point number to get the fractional part of. /// @param result The fractional part of x as an unsigned 60.18-decimal fixed-point number. function frac(uint256 x) internal pure returns (uint256 result) { assembly { result := mod(x, SCALE) } } /// @notice Converts a number from basic integer form to unsigned 60.18-decimal fixed-point representation. /// /// @dev Requirements: /// - x must be less than or equal to MAX_UD60x18 divided by SCALE. /// /// @param x The basic integer to convert. /// @param result The same number in unsigned 60.18-decimal fixed-point representation. function fromUint(uint256 x) internal pure returns (uint256 result) { unchecked { if (x > MAX_UD60x18 / SCALE) { revert PRBMathUD60x18__FromUintOverflow(x); } result = x * SCALE; } } /// @notice Calculates geometric mean of x and y, i.e. sqrt(x * y), rounding down. /// /// @dev Requirements: /// - x * y must fit within MAX_UD60x18, lest it overflows. /// /// @param x The first operand as an unsigned 60.18-decimal fixed-point number. /// @param y The second operand as an unsigned 60.18-decimal fixed-point number. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function gm(uint256 x, uint256 y) internal pure returns (uint256 result) { if (x == 0) { return 0; } unchecked { // Checking for overflow this way is faster than letting Solidity do it. uint256 xy = x * y; if (xy / x != y) { revert PRBMathUD60x18__GmOverflow(x, y); } // We don't need to multiply by the SCALE here because the x*y product had already picked up a factor of SCALE // during multiplication. See the comments within the "sqrt" function. result = PRBMath.sqrt(xy); } } /// @notice Calculates 1 / x, rounding toward zero. /// /// @dev Requirements: /// - x cannot be zero. /// /// @param x The unsigned 60.18-decimal fixed-point number for which to calculate the inverse. /// @return result The inverse as an unsigned 60.18-decimal fixed-point number. function inv(uint256 x) internal pure returns (uint256 result) { unchecked { // 1e36 is SCALE * SCALE. result = 1e36 / x; } } /// @notice Calculates the natural logarithm of x. /// /// @dev Based on the insight that ln(x) = log2(x) / log2(e). /// /// Requirements: /// - All from "log2". /// /// Caveats: /// - All from "log2". /// - This doesn't return exactly 1 for 2.718281828459045235, for that we would need more fine-grained precision. /// /// @param x The unsigned 60.18-decimal fixed-point number for which to calculate the natural logarithm. /// @return result The natural logarithm as an unsigned 60.18-decimal fixed-point number. function ln(uint256 x) internal pure returns (uint256 result) { // Do the fixed-point multiplication inline to save gas. This is overflow-safe because the maximum value that log2(x) // can return is 196205294292027477728. unchecked { result = (log2(x) * SCALE) / LOG2_E; } } /// @notice Calculates the common logarithm of x. /// /// @dev First checks if x is an exact power of ten and it stops if yes. If it's not, calculates the common /// logarithm based on the insight that log10(x) = log2(x) / log2(10). /// /// Requirements: /// - All from "log2". /// /// Caveats: /// - All from "log2". /// /// @param x The unsigned 60.18-decimal fixed-point number for which to calculate the common logarithm. /// @return result The common logarithm as an unsigned 60.18-decimal fixed-point number. function log10(uint256 x) internal pure returns (uint256 result) { if (x < SCALE) { revert PRBMathUD60x18__LogInputTooSmall(x); } // Note that the "mul" in this block is the assembly multiplication operation, not the "mul" function defined // in this contract. // prettier-ignore assembly { switch x case 1 { result := mul(SCALE, sub(0, 18)) } case 10 { result := mul(SCALE, sub(1, 18)) } case 100 { result := mul(SCALE, sub(2, 18)) } case 1000 { result := mul(SCALE, sub(3, 18)) } case 10000 { result := mul(SCALE, sub(4, 18)) } case 100000 { result := mul(SCALE, sub(5, 18)) } case 1000000 { result := mul(SCALE, sub(6, 18)) } case 10000000 { result := mul(SCALE, sub(7, 18)) } case 100000000 { result := mul(SCALE, sub(8, 18)) } case 1000000000 { result := mul(SCALE, sub(9, 18)) } case 10000000000 { result := mul(SCALE, sub(10, 18)) } case 100000000000 { result := mul(SCALE, sub(11, 18)) } case 1000000000000 { result := mul(SCALE, sub(12, 18)) } case 10000000000000 { result := mul(SCALE, sub(13, 18)) } case 100000000000000 { result := mul(SCALE, sub(14, 18)) } case 1000000000000000 { result := mul(SCALE, sub(15, 18)) } case 10000000000000000 { result := mul(SCALE, sub(16, 18)) } case 100000000000000000 { result := mul(SCALE, sub(17, 18)) } case 1000000000000000000 { result := 0 } case 10000000000000000000 { result := SCALE } case 100000000000000000000 { result := mul(SCALE, 2) } case 1000000000000000000000 { result := mul(SCALE, 3) } case 10000000000000000000000 { result := mul(SCALE, 4) } case 100000000000000000000000 { result := mul(SCALE, 5) } case 1000000000000000000000000 { result := mul(SCALE, 6) } case 10000000000000000000000000 { result := mul(SCALE, 7) } case 100000000000000000000000000 { result := mul(SCALE, 8) } case 1000000000000000000000000000 { result := mul(SCALE, 9) } case 10000000000000000000000000000 { result := mul(SCALE, 10) } case 100000000000000000000000000000 { result := mul(SCALE, 11) } case 1000000000000000000000000000000 { result := mul(SCALE, 12) } case 10000000000000000000000000000000 { result := mul(SCALE, 13) } case 100000000000000000000000000000000 { result := mul(SCALE, 14) } case 1000000000000000000000000000000000 { result := mul(SCALE, 15) } case 10000000000000000000000000000000000 { result := mul(SCALE, 16) } case 100000000000000000000000000000000000 { result := mul(SCALE, 17) } case 1000000000000000000000000000000000000 { result := mul(SCALE, 18) } case 10000000000000000000000000000000000000 { result := mul(SCALE, 19) } case 100000000000000000000000000000000000000 { result := mul(SCALE, 20) } case 1000000000000000000000000000000000000000 { result := mul(SCALE, 21) } case 10000000000000000000000000000000000000000 { result := mul(SCALE, 22) } case 100000000000000000000000000000000000000000 { result := mul(SCALE, 23) } case 1000000000000000000000000000000000000000000 { result := mul(SCALE, 24) } case 10000000000000000000000000000000000000000000 { result := mul(SCALE, 25) } case 100000000000000000000000000000000000000000000 { result := mul(SCALE, 26) } case 1000000000000000000000000000000000000000000000 { result := mul(SCALE, 27) } case 10000000000000000000000000000000000000000000000 { result := mul(SCALE, 28) } case 100000000000000000000000000000000000000000000000 { result := mul(SCALE, 29) } case 1000000000000000000000000000000000000000000000000 { result := mul(SCALE, 30) } case 10000000000000000000000000000000000000000000000000 { result := mul(SCALE, 31) } case 100000000000000000000000000000000000000000000000000 { result := mul(SCALE, 32) } case 1000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 33) } case 10000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 34) } case 100000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 35) } case 1000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 36) } case 10000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 37) } case 100000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 38) } case 1000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 39) } case 10000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 40) } case 100000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 41) } case 1000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 42) } case 10000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 43) } case 100000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 44) } case 1000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 45) } case 10000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 46) } case 100000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 47) } case 1000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 48) } case 10000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 49) } case 100000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 50) } case 1000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 51) } case 10000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 52) } case 100000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 53) } case 1000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 54) } case 10000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 55) } case 100000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 56) } case 1000000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 57) } case 10000000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 58) } case 100000000000000000000000000000000000000000000000000000000000000000000000000000 { result := mul(SCALE, 59) } default { result := MAX_UD60x18 } } if (result == MAX_UD60x18) { // Do the fixed-point division inline to save gas. The denominator is log2(10). unchecked { result = (log2(x) * SCALE) / 3_321928094887362347; } } } /// @notice Calculates the binary logarithm of x. /// /// @dev Based on the iterative approximation algorithm. /// https://en.wikipedia.org/wiki/Binary_logarithm#Iterative_approximation /// /// Requirements: /// - x must be greater than or equal to SCALE, otherwise the result would be negative. /// /// Caveats: /// - The results are nor perfectly accurate to the last decimal, due to the lossy precision of the iterative approximation. /// /// @param x The unsigned 60.18-decimal fixed-point number for which to calculate the binary logarithm. /// @return result The binary logarithm as an unsigned 60.18-decimal fixed-point number. function log2(uint256 x) internal pure returns (uint256 result) { if (x < SCALE) { revert PRBMathUD60x18__LogInputTooSmall(x); } unchecked { // Calculate the integer part of the logarithm and add it to the result and finally calculate y = x * 2^(-n). uint256 n = PRBMath.mostSignificantBit(x / SCALE); // The integer part of the logarithm as an unsigned 60.18-decimal fixed-point number. The operation can't overflow // because n is maximum 255 and SCALE is 1e18. result = n * SCALE; // This is y = x * 2^(-n). uint256 y = x >> n; // If y = 1, the fractional part is zero. if (y == SCALE) { return result; } // Calculate the fractional part via the iterative approximation. // The "delta >>= 1" part is equivalent to "delta /= 2", but shifting bits is faster. for (uint256 delta = HALF_SCALE; delta > 0; delta >>= 1) { y = (y * y) / SCALE; // Is y^2 > 2 and so in the range [2,4)? if (y >= 2 * SCALE) { // Add the 2^(-m) factor to the logarithm. result += delta; // Corresponds to z/2 on Wikipedia. y >>= 1; } } } } /// @notice Multiplies two unsigned 60.18-decimal fixed-point numbers together, returning a new unsigned 60.18-decimal /// fixed-point number. /// @dev See the documentation for the "PRBMath.mulDivFixedPoint" function. /// @param x The multiplicand as an unsigned 60.18-decimal fixed-point number. /// @param y The multiplier as an unsigned 60.18-decimal fixed-point number. /// @return result The product as an unsigned 60.18-decimal fixed-point number. function mul(uint256 x, uint256 y) internal pure returns (uint256 result) { result = PRBMath.mulDivFixedPoint(x, y); } /// @notice Returns PI as an unsigned 60.18-decimal fixed-point number. function pi() internal pure returns (uint256 result) { result = 3_141592653589793238; } /// @notice Raises x to the power of y. /// /// @dev Based on the insight that x^y = 2^(log2(x) * y). /// /// Requirements: /// - All from "exp2", "log2" and "mul". /// /// Caveats: /// - All from "exp2", "log2" and "mul". /// - Assumes 0^0 is 1. /// /// @param x Number to raise to given power y, as an unsigned 60.18-decimal fixed-point number. /// @param y Exponent to raise x to, as an unsigned 60.18-decimal fixed-point number. /// @return result x raised to power y, as an unsigned 60.18-decimal fixed-point number. function pow(uint256 x, uint256 y) internal pure returns (uint256 result) { if (x == 0) { result = y == 0 ? SCALE : uint256(0); } else { result = exp2(mul(log2(x), y)); } } /// @notice Raises x (unsigned 60.18-decimal fixed-point number) to the power of y (basic unsigned integer) using the /// famous algorithm "exponentiation by squaring". /// /// @dev See https://en.wikipedia.org/wiki/Exponentiation_by_squaring /// /// Requirements: /// - The result must fit within MAX_UD60x18. /// /// Caveats: /// - All from "mul". /// - Assumes 0^0 is 1. /// /// @param x The base as an unsigned 60.18-decimal fixed-point number. /// @param y The exponent as an uint256. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function powu(uint256 x, uint256 y) internal pure returns (uint256 result) { // Calculate the first iteration of the loop in advance. result = y & 1 > 0 ? x : SCALE; // Equivalent to "for(y /= 2; y > 0; y /= 2)" but faster. for (y >>= 1; y > 0; y >>= 1) { x = PRBMath.mulDivFixedPoint(x, x); // Equivalent to "y % 2 == 1" but faster. if (y & 1 > 0) { result = PRBMath.mulDivFixedPoint(result, x); } } } /// @notice Returns 1 as an unsigned 60.18-decimal fixed-point number. function scale() internal pure returns (uint256 result) { result = SCALE; } /// @notice Calculates the square root of x, rounding down. /// @dev Uses the Babylonian method https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method. /// /// Requirements: /// - x must be less than MAX_UD60x18 / SCALE. /// /// @param x The unsigned 60.18-decimal fixed-point number for which to calculate the square root. /// @return result The result as an unsigned 60.18-decimal fixed-point . function sqrt(uint256 x) internal pure returns (uint256 result) { unchecked { if (x > MAX_UD60x18 / SCALE) { revert PRBMathUD60x18__SqrtOverflow(x); } // Multiply x by the SCALE to account for the factor of SCALE that is picked up when multiplying two unsigned // 60.18-decimal fixed-point numbers together (in this case, those two numbers are both the square root). result = PRBMath.sqrt(x * SCALE); } } /// @notice Converts a unsigned 60.18-decimal fixed-point number to basic integer form, rounding down in the process. /// @param x The unsigned 60.18-decimal fixed-point number to convert. /// @return result The same number in basic integer form. function toUint(uint256 x) internal pure returns (uint256 result) { unchecked { result = x / SCALE; } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of an ERC721AQueryable compliant contract. */ 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` * * If the `tokenId` is burned: * - `addr` = `<Address of owner before token was burned>` * - `startTimestamp` = `<Timestamp when token was burned>` * - `burned = `true` * * Otherwise: * - `addr` = `<Address of owner>` * - `startTimestamp` = `<Timestamp of start of ownership>` * - `burned = `false` */ 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 pfp collections should be fine). */ function tokensOfOwner(address owner) external view returns (uint256[] memory); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import "./IERC721A.sol"; /** * @dev ERC721 token receiver interface. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, * including the Metadata extension. Built to optimize for lower gas during batch mints. * * Assumes serials are sequentially minted starting at `_startTokenId()` * (defaults to 0, e.g. 0, 1, 2, 3..). * * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // 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 tokenId of the next token 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 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } /** * @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 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 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 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 returns (uint256) { return _burnCounter; } /** * @dev See {IERC165-supportsInterface}. */ 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: 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. } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view 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 { 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; } /** * 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 ownership that has an address and is not burned // before an ownership that does not have an address and is not burned. // Hence, curr will not underflow. // // We can directly compare the packed value. // If the address is zero, packed is zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * 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); } /** * Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around in the collection over time. */ function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @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 See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ 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 ""; } /** * @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)) } } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId] = to; emit Approval(owner, to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { if (operator == _msgSenderERC721A()) revert ApproveToCaller(); _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev 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 (`_mint`), */ function _exists(uint256 tokenId) internal view returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & BITMASK_BURNED == 0; // and not burned. } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal { _safeMint(to, 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 { _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 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 { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); 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 tokenId = startTokenId; uint256 end = startTokenId + quantity; do { emit Transfer(address(0), to, tokenId++); } while (tokenId < end); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal { 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 Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { mapping(uint256 => address) storage tokenApprovalsPtr = _tokenApprovals; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId]`. assembly { // Compute the slot. mstore(0x00, tokenId) mstore(0x20, tokenApprovalsPtr.slot) approvedAddressSlot := keccak256(0x00, 0x40) // Load the slot's value from storage. approvedAddress := sload(approvedAddressSlot) } } /** * @dev Returns whether the `approvedAddress` is equals to `from` or `msgSender`. */ function _isOwnerOrApproved( address approvedAddress, address from, address msgSender ) private pure returns (bool result) { assembly { // Mask `from` to the lower 160 bits, in case the upper bits somehow aren't clean. from := and(from, BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, BITMASK_ADDRESS) // `msgSender == from || msgSender == approvedAddress`. result := or(eq(msgSender, from), eq(msgSender, approvedAddress)) } } /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); ( uint256 approvedAddressSlot, address approvedAddress ) = _getApprovedAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isOwnerOrApproved(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 `_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 ) = _getApprovedAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isOwnerOrApproved(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++; } } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool 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)) } } } } /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal { 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 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; } /** * @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 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 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 returns (string memory ptr) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), // but we allocate 128 bytes to keep the free memory pointer 32-byte word aliged. // We will need 1 32-byte word to store the length, // and 3 32-byte words to store a maximum of 78 digits. Total: 32 + 3 * 32 = 128. ptr := add(mload(0x40), 128) // Update the free memory pointer to allocate. mstore(0x40, ptr) // Cache the end of the memory to calculate the length later. let end := ptr // We write the string from the rightmost digit to the leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // Costs a bit more than early returning for the zero case, // but cheaper in terms of deployment and overall runtime costs. for { // Initialize and perform the first pass without check. let temp := value // Move the pointer 1 byte leftwards to point to an empty character slot. ptr := sub(ptr, 1) // Write the character to the pointer. 48 is the ASCII index of '0'. mstore8(ptr, add(48, mod(temp, 10))) temp := div(temp, 10) } temp { // Keep dividing `temp` until zero. temp := div(temp, 10) } { // Body of the for loop. ptr := sub(ptr, 1) mstore8(ptr, add(48, mod(temp, 10))) } let length := sub(end, ptr) // Move the pointer 32 bytes leftwards to make room for the length. ptr := sub(ptr, 32) // Store the length. mstore(ptr, length) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of an ERC721A compliant contract. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * 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(); struct TokenOwnership { // The address of the owner. address addr; // Keeps track of 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 through `_extraData`. uint24 extraData; } /** * @dev Returns the total amount of tokens stored by the contract. * * Burned tokens are calculated here, use `_totalMinted()` if you want to count just minted tokens. */ function totalSupply() external view returns (uint256); // ============================== // 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); // ============================== // 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`. * * 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 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 ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================== // IERC721Metadata // ============================== /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================== // IERC2309 // ============================== /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` (inclusive) is transferred from `from` to `to`, * as defined in the ERC2309 standard. See `_mintERC2309` for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.1.0 // Creator: Chiru Labs pragma solidity ^0.8.4; import '../IERC721A.sol'; /** * @dev Interface of an ERC721ABurnable compliant contract. */ 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: Unlicense pragma solidity >=0.8.4; /// @notice Emitted when the result overflows uint256. error PRBMath__MulDivFixedPointOverflow(uint256 prod1); /// @notice Emitted when the result overflows uint256. error PRBMath__MulDivOverflow(uint256 prod1, uint256 denominator); /// @notice Emitted when one of the inputs is type(int256).min. error PRBMath__MulDivSignedInputTooSmall(); /// @notice Emitted when the intermediary absolute result overflows int256. error PRBMath__MulDivSignedOverflow(uint256 rAbs); /// @notice Emitted when the input is MIN_SD59x18. error PRBMathSD59x18__AbsInputTooSmall(); /// @notice Emitted when ceiling a number overflows SD59x18. error PRBMathSD59x18__CeilOverflow(int256 x); /// @notice Emitted when one of the inputs is MIN_SD59x18. error PRBMathSD59x18__DivInputTooSmall(); /// @notice Emitted when one of the intermediary unsigned results overflows SD59x18. error PRBMathSD59x18__DivOverflow(uint256 rAbs); /// @notice Emitted when the input is greater than 133.084258667509499441. error PRBMathSD59x18__ExpInputTooBig(int256 x); /// @notice Emitted when the input is greater than 192. error PRBMathSD59x18__Exp2InputTooBig(int256 x); /// @notice Emitted when flooring a number underflows SD59x18. error PRBMathSD59x18__FloorUnderflow(int256 x); /// @notice Emitted when converting a basic integer to the fixed-point format overflows SD59x18. error PRBMathSD59x18__FromIntOverflow(int256 x); /// @notice Emitted when converting a basic integer to the fixed-point format underflows SD59x18. error PRBMathSD59x18__FromIntUnderflow(int256 x); /// @notice Emitted when the product of the inputs is negative. error PRBMathSD59x18__GmNegativeProduct(int256 x, int256 y); /// @notice Emitted when multiplying the inputs overflows SD59x18. error PRBMathSD59x18__GmOverflow(int256 x, int256 y); /// @notice Emitted when the input is less than or equal to zero. error PRBMathSD59x18__LogInputTooSmall(int256 x); /// @notice Emitted when one of the inputs is MIN_SD59x18. error PRBMathSD59x18__MulInputTooSmall(); /// @notice Emitted when the intermediary absolute result overflows SD59x18. error PRBMathSD59x18__MulOverflow(uint256 rAbs); /// @notice Emitted when the intermediary absolute result overflows SD59x18. error PRBMathSD59x18__PowuOverflow(uint256 rAbs); /// @notice Emitted when the input is negative. error PRBMathSD59x18__SqrtNegativeInput(int256 x); /// @notice Emitted when the calculating the square root overflows SD59x18. error PRBMathSD59x18__SqrtOverflow(int256 x); /// @notice Emitted when addition overflows UD60x18. error PRBMathUD60x18__AddOverflow(uint256 x, uint256 y); /// @notice Emitted when ceiling a number overflows UD60x18. error PRBMathUD60x18__CeilOverflow(uint256 x); /// @notice Emitted when the input is greater than 133.084258667509499441. error PRBMathUD60x18__ExpInputTooBig(uint256 x); /// @notice Emitted when the input is greater than 192. error PRBMathUD60x18__Exp2InputTooBig(uint256 x); /// @notice Emitted when converting a basic integer to the fixed-point format format overflows UD60x18. error PRBMathUD60x18__FromUintOverflow(uint256 x); /// @notice Emitted when multiplying the inputs overflows UD60x18. error PRBMathUD60x18__GmOverflow(uint256 x, uint256 y); /// @notice Emitted when the input is less than 1. error PRBMathUD60x18__LogInputTooSmall(uint256 x); /// @notice Emitted when the calculating the square root overflows UD60x18. error PRBMathUD60x18__SqrtOverflow(uint256 x); /// @notice Emitted when subtraction underflows UD60x18. error PRBMathUD60x18__SubUnderflow(uint256 x, uint256 y); /// @dev Common mathematical functions used in both PRBMathSD59x18 and PRBMathUD60x18. Note that this shared library /// does not always assume the signed 59.18-decimal fixed-point or the unsigned 60.18-decimal fixed-point /// representation. When it does not, it is explicitly mentioned in the NatSpec documentation. library PRBMath { /// STRUCTS /// struct SD59x18 { int256 value; } struct UD60x18 { uint256 value; } /// STORAGE /// /// @dev How many trailing decimals can be represented. uint256 internal constant SCALE = 1e18; /// @dev Largest power of two divisor of SCALE. uint256 internal constant SCALE_LPOTD = 262144; /// @dev SCALE inverted mod 2^256. uint256 internal constant SCALE_INVERSE = 78156646155174841979727994598816262306175212592076161876661_508869554232690281; /// FUNCTIONS /// /// @notice Calculates the binary exponent of x using the binary fraction method. /// @dev Has to use 192.64-bit fixed-point numbers. /// See https://ethereum.stackexchange.com/a/96594/24693. /// @param x The exponent as an unsigned 192.64-bit fixed-point number. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function exp2(uint256 x) internal pure returns (uint256 result) { unchecked { // Start from 0.5 in the 192.64-bit fixed-point format. result = 0x800000000000000000000000000000000000000000000000; // Multiply the result by root(2, 2^-i) when the bit at position i is 1. None of the intermediary results overflows // because the initial result is 2^191 and all magic factors are less than 2^65. if (x & 0x8000000000000000 > 0) { result = (result * 0x16A09E667F3BCC909) >> 64; } if (x & 0x4000000000000000 > 0) { result = (result * 0x1306FE0A31B7152DF) >> 64; } if (x & 0x2000000000000000 > 0) { result = (result * 0x1172B83C7D517ADCE) >> 64; } if (x & 0x1000000000000000 > 0) { result = (result * 0x10B5586CF9890F62A) >> 64; } if (x & 0x800000000000000 > 0) { result = (result * 0x1059B0D31585743AE) >> 64; } if (x & 0x400000000000000 > 0) { result = (result * 0x102C9A3E778060EE7) >> 64; } if (x & 0x200000000000000 > 0) { result = (result * 0x10163DA9FB33356D8) >> 64; } if (x & 0x100000000000000 > 0) { result = (result * 0x100B1AFA5ABCBED61) >> 64; } if (x & 0x80000000000000 > 0) { result = (result * 0x10058C86DA1C09EA2) >> 64; } if (x & 0x40000000000000 > 0) { result = (result * 0x1002C605E2E8CEC50) >> 64; } if (x & 0x20000000000000 > 0) { result = (result * 0x100162F3904051FA1) >> 64; } if (x & 0x10000000000000 > 0) { result = (result * 0x1000B175EFFDC76BA) >> 64; } if (x & 0x8000000000000 > 0) { result = (result * 0x100058BA01FB9F96D) >> 64; } if (x & 0x4000000000000 > 0) { result = (result * 0x10002C5CC37DA9492) >> 64; } if (x & 0x2000000000000 > 0) { result = (result * 0x1000162E525EE0547) >> 64; } if (x & 0x1000000000000 > 0) { result = (result * 0x10000B17255775C04) >> 64; } if (x & 0x800000000000 > 0) { result = (result * 0x1000058B91B5BC9AE) >> 64; } if (x & 0x400000000000 > 0) { result = (result * 0x100002C5C89D5EC6D) >> 64; } if (x & 0x200000000000 > 0) { result = (result * 0x10000162E43F4F831) >> 64; } if (x & 0x100000000000 > 0) { result = (result * 0x100000B1721BCFC9A) >> 64; } if (x & 0x80000000000 > 0) { result = (result * 0x10000058B90CF1E6E) >> 64; } if (x & 0x40000000000 > 0) { result = (result * 0x1000002C5C863B73F) >> 64; } if (x & 0x20000000000 > 0) { result = (result * 0x100000162E430E5A2) >> 64; } if (x & 0x10000000000 > 0) { result = (result * 0x1000000B172183551) >> 64; } if (x & 0x8000000000 > 0) { result = (result * 0x100000058B90C0B49) >> 64; } if (x & 0x4000000000 > 0) { result = (result * 0x10000002C5C8601CC) >> 64; } if (x & 0x2000000000 > 0) { result = (result * 0x1000000162E42FFF0) >> 64; } if (x & 0x1000000000 > 0) { result = (result * 0x10000000B17217FBB) >> 64; } if (x & 0x800000000 > 0) { result = (result * 0x1000000058B90BFCE) >> 64; } if (x & 0x400000000 > 0) { result = (result * 0x100000002C5C85FE3) >> 64; } if (x & 0x200000000 > 0) { result = (result * 0x10000000162E42FF1) >> 64; } if (x & 0x100000000 > 0) { result = (result * 0x100000000B17217F8) >> 64; } if (x & 0x80000000 > 0) { result = (result * 0x10000000058B90BFC) >> 64; } if (x & 0x40000000 > 0) { result = (result * 0x1000000002C5C85FE) >> 64; } if (x & 0x20000000 > 0) { result = (result * 0x100000000162E42FF) >> 64; } if (x & 0x10000000 > 0) { result = (result * 0x1000000000B17217F) >> 64; } if (x & 0x8000000 > 0) { result = (result * 0x100000000058B90C0) >> 64; } if (x & 0x4000000 > 0) { result = (result * 0x10000000002C5C860) >> 64; } if (x & 0x2000000 > 0) { result = (result * 0x1000000000162E430) >> 64; } if (x & 0x1000000 > 0) { result = (result * 0x10000000000B17218) >> 64; } if (x & 0x800000 > 0) { result = (result * 0x1000000000058B90C) >> 64; } if (x & 0x400000 > 0) { result = (result * 0x100000000002C5C86) >> 64; } if (x & 0x200000 > 0) { result = (result * 0x10000000000162E43) >> 64; } if (x & 0x100000 > 0) { result = (result * 0x100000000000B1721) >> 64; } if (x & 0x80000 > 0) { result = (result * 0x10000000000058B91) >> 64; } if (x & 0x40000 > 0) { result = (result * 0x1000000000002C5C8) >> 64; } if (x & 0x20000 > 0) { result = (result * 0x100000000000162E4) >> 64; } if (x & 0x10000 > 0) { result = (result * 0x1000000000000B172) >> 64; } if (x & 0x8000 > 0) { result = (result * 0x100000000000058B9) >> 64; } if (x & 0x4000 > 0) { result = (result * 0x10000000000002C5D) >> 64; } if (x & 0x2000 > 0) { result = (result * 0x1000000000000162E) >> 64; } if (x & 0x1000 > 0) { result = (result * 0x10000000000000B17) >> 64; } if (x & 0x800 > 0) { result = (result * 0x1000000000000058C) >> 64; } if (x & 0x400 > 0) { result = (result * 0x100000000000002C6) >> 64; } if (x & 0x200 > 0) { result = (result * 0x10000000000000163) >> 64; } if (x & 0x100 > 0) { result = (result * 0x100000000000000B1) >> 64; } if (x & 0x80 > 0) { result = (result * 0x10000000000000059) >> 64; } if (x & 0x40 > 0) { result = (result * 0x1000000000000002C) >> 64; } if (x & 0x20 > 0) { result = (result * 0x10000000000000016) >> 64; } if (x & 0x10 > 0) { result = (result * 0x1000000000000000B) >> 64; } if (x & 0x8 > 0) { result = (result * 0x10000000000000006) >> 64; } if (x & 0x4 > 0) { result = (result * 0x10000000000000003) >> 64; } if (x & 0x2 > 0) { result = (result * 0x10000000000000001) >> 64; } if (x & 0x1 > 0) { result = (result * 0x10000000000000001) >> 64; } // We're doing two things at the same time: // // 1. Multiply the result by 2^n + 1, where "2^n" is the integer part and the one is added to account for // the fact that we initially set the result to 0.5. This is accomplished by subtracting from 191 // rather than 192. // 2. Convert the result to the unsigned 60.18-decimal fixed-point format. // // This works because 2^(191-ip) = 2^ip / 2^191, where "ip" is the integer part "2^n". result *= SCALE; result >>= (191 - (x >> 64)); } } /// @notice Finds the zero-based index of the first one in the binary representation of x. /// @dev See the note on msb in the "Find First Set" Wikipedia article https://en.wikipedia.org/wiki/Find_first_set /// @param x The uint256 number for which to find the index of the most significant bit. /// @return msb The index of the most significant bit as an uint256. function mostSignificantBit(uint256 x) internal pure returns (uint256 msb) { if (x >= 2**128) { x >>= 128; msb += 128; } if (x >= 2**64) { x >>= 64; msb += 64; } if (x >= 2**32) { x >>= 32; msb += 32; } if (x >= 2**16) { x >>= 16; msb += 16; } if (x >= 2**8) { x >>= 8; msb += 8; } if (x >= 2**4) { x >>= 4; msb += 4; } if (x >= 2**2) { x >>= 2; msb += 2; } if (x >= 2**1) { // No need to shift x any more. msb += 1; } } /// @notice Calculates floor(x*y÷denominator) with full precision. /// /// @dev Credit to Remco Bloemen under MIT license https://xn--2-umb.com/21/muldiv. /// /// Requirements: /// - The denominator cannot be zero. /// - The result must fit within uint256. /// /// Caveats: /// - This function does not work with fixed-point numbers. /// /// @param x The multiplicand as an uint256. /// @param y The multiplier as an uint256. /// @param denominator The divisor as an uint256. /// @return result The result as an uint256. function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { // 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) { unchecked { result = prod0 / denominator; } return result; } // Make sure the result is less than 2^256. Also prevents denominator == 0. if (prod1 >= denominator) { revert PRBMath__MulDivOverflow(prod1, denominator); } /////////////////////////////////////////////// // 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. unchecked { // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 lpotdod = denominator & (~denominator + 1); assembly { // Divide denominator by lpotdod. denominator := div(denominator, lpotdod) // Divide [prod1 prod0] by lpotdod. prod0 := div(prod0, lpotdod) // Flip lpotdod such that it is 2^256 / lpotdod. If lpotdod is zero, then it becomes one. lpotdod := add(div(sub(0, lpotdod), lpotdod), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * lpotdod; // 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 floor(x*y÷1e18) with full precision. /// /// @dev Variant of "mulDiv" with constant folding, i.e. in which the denominator is always 1e18. Before returning the /// final result, we add 1 if (x * y) % SCALE >= HALF_SCALE. Without this, 6.6e-19 would be truncated to 0 instead of /// being rounded to 1e-18. See "Listing 6" and text above it at https://accu.org/index.php/journals/1717. /// /// Requirements: /// - The result must fit within uint256. /// /// Caveats: /// - The body is purposely left uncommented; see the NatSpec comments in "PRBMath.mulDiv" to understand how this works. /// - It is assumed that the result can never be type(uint256).max when x and y solve the following two equations: /// 1. x * y = type(uint256).max * SCALE /// 2. (x * y) % SCALE >= SCALE / 2 /// /// @param x The multiplicand as an unsigned 60.18-decimal fixed-point number. /// @param y The multiplier as an unsigned 60.18-decimal fixed-point number. /// @return result The result as an unsigned 60.18-decimal fixed-point number. function mulDivFixedPoint(uint256 x, uint256 y) internal pure returns (uint256 result) { uint256 prod0; uint256 prod1; assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } if (prod1 >= SCALE) { revert PRBMath__MulDivFixedPointOverflow(prod1); } uint256 remainder; uint256 roundUpUnit; assembly { remainder := mulmod(x, y, SCALE) roundUpUnit := gt(remainder, 499999999999999999) } if (prod1 == 0) { unchecked { result = (prod0 / SCALE) + roundUpUnit; return result; } } assembly { result := add( mul( or( div(sub(prod0, remainder), SCALE_LPOTD), mul(sub(prod1, gt(remainder, prod0)), add(div(sub(0, SCALE_LPOTD), SCALE_LPOTD), 1)) ), SCALE_INVERSE ), roundUpUnit ) } } /// @notice Calculates floor(x*y÷denominator) with full precision. /// /// @dev An extension of "mulDiv" for signed numbers. Works by computing the signs and the absolute values separately. /// /// Requirements: /// - None of the inputs can be type(int256).min. /// - The result must fit within int256. /// /// @param x The multiplicand as an int256. /// @param y The multiplier as an int256. /// @param denominator The divisor as an int256. /// @return result The result as an int256. function mulDivSigned( int256 x, int256 y, int256 denominator ) internal pure returns (int256 result) { if (x == type(int256).min || y == type(int256).min || denominator == type(int256).min) { revert PRBMath__MulDivSignedInputTooSmall(); } // Get hold of the absolute values of x, y and the denominator. uint256 ax; uint256 ay; uint256 ad; unchecked { ax = x < 0 ? uint256(-x) : uint256(x); ay = y < 0 ? uint256(-y) : uint256(y); ad = denominator < 0 ? uint256(-denominator) : uint256(denominator); } // Compute the absolute value of (x*y)÷denominator. The result must fit within int256. uint256 rAbs = mulDiv(ax, ay, ad); if (rAbs > uint256(type(int256).max)) { revert PRBMath__MulDivSignedOverflow(rAbs); } // Get the signs of x, y and the denominator. uint256 sx; uint256 sy; uint256 sd; assembly { sx := sgt(x, sub(0, 1)) sy := sgt(y, sub(0, 1)) sd := sgt(denominator, sub(0, 1)) } // XOR over sx, sy and sd. This is checking whether there are one or three negative signs in the inputs. // If yes, the result should be negative. result = sx ^ sy ^ sd == 0 ? -int256(rAbs) : int256(rAbs); } /// @notice Calculates the square root of x, rounding down. /// @dev Uses the Babylonian method https://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Babylonian_method. /// /// Caveats: /// - This function does not work with fixed-point numbers. /// /// @param x The uint256 number for which to calculate the square root. /// @return result The result as an uint256. function sqrt(uint256 x) internal pure returns (uint256 result) { if (x == 0) { return 0; } // Set the initial guess to the least power of two that is greater than or equal to sqrt(x). uint256 xAux = uint256(x); result = 1; if (xAux >= 0x100000000000000000000000000000000) { xAux >>= 128; result <<= 64; } if (xAux >= 0x10000000000000000) { xAux >>= 64; result <<= 32; } if (xAux >= 0x100000000) { xAux >>= 32; result <<= 16; } if (xAux >= 0x10000) { xAux >>= 16; result <<= 8; } if (xAux >= 0x100) { xAux >>= 8; result <<= 4; } if (xAux >= 0x10) { xAux >>= 4; result <<= 2; } if (xAux >= 0x8) { result <<= 1; } // The operations can never overflow because the result is max 2^127 when it enters this block. unchecked { result = (result + x / result) >> 1; result = (result + x / result) >> 1; result = (result + x / result) >> 1; result = (result + x / result) >> 1; result = (result + x / result) >> 1; result = (result + x / result) >> 1; result = (result + x / result) >> 1; // Seven iterations should be enough uint256 roundedDownResult = x / result; return result >= roundedDownResult ? roundedDownResult : result; } } }
{ "optimizer": { "enabled": true, "runs": 1000, "details": { "yul": false } }, "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":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[{"internalType":"uint256","name":"prod1","type":"uint256"}],"name":"PRBMath__MulDivFixedPointOverflow","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"addressToMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","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":[],"name":"dev","outputs":[{"internalType":"address","name":"","type":"address"}],"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":"hiddenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"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":"isRevealed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxPerWallet","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"merkleRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"ownerMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"premintsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_hiddenURI","type":"string"}],"name":"setHiddenURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_isRevealed","type":"bool"}],"name":"setIsRevealed","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxPerWallet","type":"uint256"}],"name":"setMaxPerWallet","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxSupply","type":"uint256"}],"name":"setMaxSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_merkleRoot","type":"bytes32"}],"name":"setMerkleRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_premintsActive","type":"bool"}],"name":"setPremintsActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_price","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_treasury","type":"address"}],"name":"setTreasury","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":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"treasury","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxSupply","type":"uint256"}],"name":"triggerPublicSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"bytes32[]","name":"_proof","type":"bytes32[]"}],"name":"whitelistMint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Loading...
Loading
Loading...
Loading
[ Download: CSV Export ]
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.