Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
2,546 EZ
Holders
605
Total Transfers
-
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Enzo
Compiler Version
v0.8.18+commit.87f61d96
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity >=0.8.12 <=0.8.18; import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "operator-filter-registry/src/DefaultOperatorFilterer.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/Address.sol"; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; contract Enzo is ERC721A, Ownable, ReentrancyGuard, DefaultOperatorFilterer { using Strings for uint256; address payable public withdrawalAddress; bool public publicMintingStatus; bool public revealedStatus; mapping(address => uint256) public addressMinted; string public metadataURLPrefix; string public metadataURLSuffix = ".json"; string public notRevealedMetadataURL; uint256 public maxMintPerAddress = 5; uint256 public maxSupply = 5000; uint256 public price = 0.004 ether; uint256 public freeMintPerAddress = 0; constructor() ERC721A("Enzo","EZ") {} function publicMint(uint256 amount) public payable { require(publicMintingStatus == true, "Public mint status false, requires to be true"); require(Address.isContract(msg.sender) == false, "Caller is a contract"); require(addressMinted[msg.sender] + amount <= maxMintPerAddress, "Request exceeds max mint per address"); require(totalSupply() + amount <= maxSupply, "Request exceeds max supply"); if (addressMinted[msg.sender] + amount <= freeMintPerAddress) { _safeMint(msg.sender, amount); addressMinted[msg.sender] += amount; } else if (addressMinted[msg.sender] + amount > freeMintPerAddress && addressMinted[msg.sender] + amount <= maxMintPerAddress) { require(msg.value >= price * ((addressMinted[msg.sender] + amount) - freeMintPerAddress), "Not enough funds"); _safeMint(msg.sender, amount); addressMinted[msg.sender] += amount; } } function airdrop(address[] calldata recipients, uint256 amount) public onlyOwner { require(totalSupply() + recipients.length * amount <= maxSupply, "Request exceeds max supply"); for (uint256 i = 0; i < recipients.length; i++) { _safeMint(recipients[i], amount); } } function mintInBatches(address recipient, uint256[] calldata nftQuantityForEachBatch) public onlyOwner { for (uint256 i = 0; i < nftQuantityForEachBatch.length; ++i) { require(totalSupply() + nftQuantityForEachBatch[i] <= maxSupply, "request exceeds maxSupply"); _safeMint(recipient, nftQuantityForEachBatch[i]); } } function setFreeMintPerAddress(uint256 freeMintAmount) public onlyOwner { require(freeMintAmount <= maxMintPerAddress, "freeMintAmount must be less than or equal to the maxMintPerAddress"); freeMintPerAddress = freeMintAmount; } function setMaxMintPerAddress(uint256 maxMintAmount) public onlyOwner { require(maxMintAmount <= maxSupply, "maxMintAmount must be less than or equal to the maxSupply"); maxMintPerAddress = maxMintAmount; } function setMaxSupply(uint256 newMaxSupply) public onlyOwner { require(newMaxSupply >= totalSupply(), "newMaxSupply must be greater than or equal to the totalSupply"); maxSupply = newMaxSupply; } function setMetadataURLPrefix(string memory newMetadataURLPrefix) public onlyOwner { metadataURLPrefix = newMetadataURLPrefix; } function setMetadataURLSuffix(string memory newMetadataURLSuffix) public onlyOwner { metadataURLSuffix = newMetadataURLSuffix; } function setNotRevealedMetadataURL(string memory newNotRevealedMetadataURL) public onlyOwner { notRevealedMetadataURL = newNotRevealedMetadataURL; } function setPrice(uint256 newPrice) public onlyOwner { price = newPrice; } function setPublicMintingStatus(bool status) public onlyOwner { publicMintingStatus = status; } function setRevealedStatus(bool status) public onlyOwner { revealedStatus = status; } function setWithdrawalAddress(address newWithdrawalAddress) public onlyOwner { withdrawalAddress = payable(newWithdrawalAddress); } function withdraw() public payable onlyOwner nonReentrant { (bool success, ) = payable(withdrawalAddress).call{value: address(this).balance}(""); require(success); } function withdrawERC20(IERC20 token, address account, uint256 amount) public onlyOwner { SafeERC20.safeTransfer(token, account, amount); } function approve(address operator, uint256 tokenId) public payable override onlyAllowedOperatorApproval(operator) { super.approve(operator, tokenId); } function setApprovalForAll(address operator, bool approved) public override onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } function safeTransferFrom(address from, address to, uint256 tokenId) public payable override onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public payable override onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId, data); } function transferFrom(address from, address to, uint256 tokenId) public payable override onlyAllowedOperator(from) { super.transferFrom(from, to, tokenId); } function walletOfOwner(address owner) public view returns (uint256[] memory ownedTokenIds) { ownedTokenIds = new uint256[](balanceOf(owner)); uint256 currentTokenId = 1; uint256 currentTokenIndex = 0; while (currentTokenIndex < totalSupply() && currentTokenId <= totalSupply()) { if (_exists(currentTokenId) && ownerOf(currentTokenId) == owner) { ownedTokenIds[currentTokenIndex] = currentTokenId; currentTokenIndex++; } currentTokenId++; } return ownedTokenIds; } function walletOfOwnerInRange(address owner, uint256 startTokenId, uint256 stopTokenId) public view returns (uint256[] memory ownedTokenIds) { require(startTokenId >= 0 && startTokenId < stopTokenId, "startTokenId must be equal to or greater than zero and smaller than stopTokenId"); require(stopTokenId > startTokenId && stopTokenId <= totalSupply(), "stopTokenId must be greater than startTokenId and smaller or equal to totalSupply"); ownedTokenIds = new uint256[](stopTokenId - startTokenId + 1); uint256 currentTokenId = startTokenId; uint256 currentTokenIndex = 0; while (currentTokenIndex < stopTokenId && currentTokenId <= stopTokenId) { if (_exists(currentTokenId) && ownerOf(currentTokenId) == owner) { ownedTokenIds[currentTokenIndex] = currentTokenId; currentTokenIndex++; } currentTokenId++; } assembly{mstore(ownedTokenIds, currentTokenIndex)} return ownedTokenIds; } function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); if (revealedStatus == false) { return notRevealedMetadataURL; } string memory currentBaseURI = _baseURI(); return bytes(currentBaseURI).length > 0 ? string(abi.encodePacked(currentBaseURI, tokenId.toString(), metadataURLSuffix)) : ""; } function _baseURI() internal view virtual override returns (string memory) { return metadataURLPrefix; } function _startTokenId() internal view virtual override returns (uint256) { return 1; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Compatible with tokens that require the approval to be set to * 0 before setting it to a non-zero value. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; import "./math/SignedMath.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `int256` to its ASCII `string` decimal representation. */ function toString(int256 value) internal pure returns (string memory) { return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value)))); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } /** * @dev Returns true if the two strings are equal. */ function equal(string memory a, string memory b) internal pure returns (bool) { return keccak256(bytes(a)) == keccak256(bytes(b)); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {OperatorFilterer} from "./OperatorFilterer.sol"; import {CANONICAL_CORI_SUBSCRIPTION} from "./lib/Constants.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. * @dev Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { /// @dev The constructor that is called when the contract is being deployed. constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { return _status == _ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364). struct TokenApprovalRef { address value; } // ============================================================= // CONSTANTS // ============================================================= // Mask of an entry in packed address data. uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1; // The bit position of `numberMinted` in packed address data. uint256 private constant _BITPOS_NUMBER_MINTED = 64; // The bit position of `numberBurned` in packed address data. uint256 private constant _BITPOS_NUMBER_BURNED = 128; // The bit position of `aux` in packed address data. uint256 private constant _BITPOS_AUX = 192; // Mask of all 256 bits in packed address data except the 64 bits for `aux`. uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1; // The bit position of `startTimestamp` in packed ownership. uint256 private constant _BITPOS_START_TIMESTAMP = 160; // The bit mask of the `burned` bit in packed ownership. uint256 private constant _BITMASK_BURNED = 1 << 224; // The bit position of the `nextInitialized` bit in packed ownership. uint256 private constant _BITPOS_NEXT_INITIALIZED = 225; // The bit mask of the `nextInitialized` bit in packed ownership. uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225; // The bit position of `extraData` in packed ownership. uint256 private constant _BITPOS_EXTRA_DATA = 232; // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`. uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1; // The mask of the lower 160 bits for addresses. uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1; // The maximum `quantity` that can be minted with {_mintERC2309}. // This limit is to prevent overflows on the address data entries. // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309} // is required to cause an overflow, which is unrealistic. uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000; // The `Transfer` event signature is given by: // `keccak256(bytes("Transfer(address,address,uint256)"))`. bytes32 private constant _TRANSFER_EVENT_SIGNATURE = 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef; // ============================================================= // STORAGE // ============================================================= // The next token ID to be minted. uint256 private _currentIndex; // The number of tokens burned. uint256 private _burnCounter; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to ownership details // An empty struct value does not necessarily mean the token is unowned. // See {_packedOwnershipOf} implementation for details. // // Bits Layout: // - [0..159] `addr` // - [160..223] `startTimestamp` // - [224] `burned` // - [225] `nextInitialized` // - [232..255] `extraData` mapping(uint256 => uint256) private _packedOwnerships; // Mapping owner address to address data. // // Bits Layout: // - [0..63] `balance` // - [64..127] `numberMinted` // - [128..191] `numberBurned` // - [192..255] `aux` mapping(address => uint256) private _packedAddressData; // Mapping from token ID to approved address. mapping(uint256 => TokenApprovalRef) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; // ============================================================= // CONSTRUCTOR // ============================================================= constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _currentIndex = _startTokenId(); } // ============================================================= // TOKEN COUNTING OPERATIONS // ============================================================= /** * @dev Returns the starting token ID. * To change the starting token ID, please override this function. */ function _startTokenId() internal view virtual returns (uint256) { return 0; } /** * @dev Returns the next token ID to be minted. */ function _nextTokenId() internal view virtual returns (uint256) { return _currentIndex; } /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() public view virtual override returns (uint256) { // Counter underflow is impossible as _burnCounter cannot be incremented // more than `_currentIndex - _startTokenId()` times. unchecked { return _currentIndex - _burnCounter - _startTokenId(); } } /** * @dev Returns the total amount of tokens minted in the contract. */ function _totalMinted() internal view virtual returns (uint256) { // Counter underflow is impossible as `_currentIndex` does not decrement, // and it is initialized to `_startTokenId()`. unchecked { return _currentIndex - _startTokenId(); } } /** * @dev Returns the total number of tokens burned. */ function _totalBurned() internal view virtual returns (uint256) { return _burnCounter; } // ============================================================= // ADDRESS DATA OPERATIONS // ============================================================= /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) public view virtual override returns (uint256) { if (owner == address(0)) revert BalanceQueryForZeroAddress(); return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens minted by `owner`. */ function _numberMinted(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the number of tokens burned by or on behalf of `owner`. */ function _numberBurned(address owner) internal view returns (uint256) { return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY; } /** * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). */ function _getAux(address owner) internal view returns (uint64) { return uint64(_packedAddressData[owner] >> _BITPOS_AUX); } /** * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used). * If there are multiple variables, please pack them into a uint64. */ function _setAux(address owner, uint64 aux) internal virtual { uint256 packed = _packedAddressData[owner]; uint256 auxCasted; // Cast `aux` with assembly to avoid redundant masking. assembly { auxCasted := aux } packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX); _packedAddressData[owner] = packed; } // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { // The interface IDs are constants representing the first 4 bytes // of the XOR of all function selectors in the interface. // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165) // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`) return interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165. interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721. interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata. } // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the token collection symbol. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { if (!_exists(tokenId)) revert URIQueryForNonexistentToken(); string memory baseURI = _baseURI(); return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : ''; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, it can be overridden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ''; } // ============================================================= // OWNERSHIPS OPERATIONS // ============================================================= /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { return address(uint160(_packedOwnershipOf(tokenId))); } /** * @dev Gas spent here starts off proportional to the maximum mint batch size. * It gradually moves to O(1) as tokens get transferred around over time. */ function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnershipOf(tokenId)); } /** * @dev Returns the unpacked `TokenOwnership` struct at `index`. */ function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) { return _unpackedOwnership(_packedOwnerships[index]); } /** * @dev Initializes the ownership slot minted at `index` for efficiency purposes. */ function _initializeOwnershipAt(uint256 index) internal virtual { if (_packedOwnerships[index] == 0) { _packedOwnerships[index] = _packedOwnershipOf(index); } } /** * Returns the packed ownership data of `tokenId`. */ function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) { uint256 curr = tokenId; unchecked { if (_startTokenId() <= curr) if (curr < _currentIndex) { uint256 packed = _packedOwnerships[curr]; // If not burned. if (packed & _BITMASK_BURNED == 0) { // Invariant: // There will always be an initialized ownership slot // (i.e. `ownership.addr != address(0) && ownership.burned == false`) // before an unintialized ownership slot // (i.e. `ownership.addr == address(0) && ownership.burned == false`) // Hence, `curr` will not underflow. // // We can directly compare the packed value. // If the address is zero, packed will be zero. while (packed == 0) { packed = _packedOwnerships[--curr]; } return packed; } } } revert OwnerQueryForNonexistentToken(); } /** * @dev Returns the unpacked `TokenOwnership` struct from `packed`. */ function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) { ownership.addr = address(uint160(packed)); ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP); ownership.burned = packed & _BITMASK_BURNED != 0; ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA); } /** * @dev Packs ownership data into a single uint256. */ function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`. result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags)) } } /** * @dev Returns the `nextInitialized` flag set if `quantity` equals 1. */ function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) { // For branchless setting of the `nextInitialized` flag. assembly { // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`. result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1)) } } // ============================================================= // APPROVAL OPERATIONS // ============================================================= /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) public payable virtual override { address owner = ownerOf(tokenId); if (_msgSenderERC721A() != owner) if (!isApprovedForAll(owner, _msgSenderERC721A())) { revert ApprovalCallerNotOwnerNorApproved(); } _tokenApprovals[tokenId].value = to; emit Approval(owner, to, tokenId); } /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken(); return _tokenApprovals[tokenId].value; } /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool approved) public virtual override { _operatorApprovals[_msgSenderERC721A()][operator] = approved; emit ApprovalForAll(_msgSenderERC721A(), operator, approved); } /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted. See {_mint}. */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _startTokenId() <= tokenId && tokenId < _currentIndex && // If within bounds, _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned. } /** * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`. */ function _isSenderApprovedOrOwner( address approvedAddress, address owner, address msgSender ) private pure returns (bool result) { assembly { // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean. owner := and(owner, _BITMASK_ADDRESS) // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean. msgSender := and(msgSender, _BITMASK_ADDRESS) // `msgSender == owner || msgSender == approvedAddress`. result := or(eq(msgSender, owner), eq(msgSender, approvedAddress)) } } /** * @dev Returns the storage slot and value for the approved address of `tokenId`. */ function _getApprovedSlotAndAddress(uint256 tokenId) private view returns (uint256 approvedAddressSlot, address approvedAddress) { TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId]; // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public payable virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public payable virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public payable virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. // The duplicated `log4` removes an extra check and reduces stack juggling. // The assembly, together with the surrounding Solidity code, have been // delicately arranged to nudge the compiler into producing optimized opcodes. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) // The `iszero(eq(,))` check ensures that large values of `quantity` // that overflows uint256 will make the loop run out of gas. // The compiler will optimize the `iszero` away for performance. for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), but // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned. // We will need 1 word for the trailing zeros padding, 1 word for the length, // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0. let m := add(mload(0x40), 0xa0) // Update the free memory pointer to allocate. mstore(0x40, m) // Assign the `str` to the end. str := sub(m, 0x20) // Zeroize the slot after the string. mstore(str, 0) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; address constant CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS = 0x000000000000AAeB6D7670E522A718067333cd4E; address constant CANONICAL_CORI_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol"; import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from "./lib/Constants.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. * Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract OperatorFilterer { /// @dev Emitted when an operator is not allowed. error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS); /// @dev The constructor that is called when the contract is being deployed. constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { if (subscriptionOrRegistrantToCopy != address(0)) { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } } /** * @dev A helper function to check if an operator is allowed. */ modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } /** * @dev A helper function to check if an operator approval is allowed. */ modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } /** * @dev A helper function to check if an operator is allowed. */ function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { // under normal circumstances, this function will revert rather than return false, but inheriting contracts // may specify their own OperatorFilterRegistry implementations, which may behave differently if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.3 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external payable; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external payable; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external payable; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol) pragma solidity ^0.8.0; /** * @dev Standard signed math utilities missing in the Solidity language. */ library SignedMath { /** * @dev Returns the largest of two signed numbers. */ function max(int256 a, int256 b) internal pure returns (int256) { return a > b ? a : b; } /** * @dev Returns the smallest of two signed numbers. */ function min(int256 a, int256 b) internal pure returns (int256) { return a < b ? a : b; } /** * @dev Returns the average of two signed numbers without overflow. * The result is rounded towards zero. */ function average(int256 a, int256 b) internal pure returns (int256) { // Formula from the book "Hacker's Delight" int256 x = (a & b) + ((a ^ b) >> 1); return x + (int256(uint256(x) >> 255) & (a ^ b)); } /** * @dev Returns the absolute unsigned value of a signed value. */ function abs(int256 n) internal pure returns (uint256) { unchecked { // must be unchecked in order to support `n = type(int256).min` return uint256(n >= 0 ? n : -n); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1, "Math: mulDiv overflow"); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; interface IOperatorFilterRegistry { /** * @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns * true if supplied registrant address is not registered. */ function isOperatorAllowed(address registrant, address operator) external view returns (bool); /** * @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner. */ function register(address registrant) external; /** * @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes. */ function registerAndSubscribe(address registrant, address subscription) external; /** * @notice Registers an address with the registry and copies the filtered operators and codeHashes from another * address without subscribing. */ function registerAndCopyEntries(address registrant, address registrantToCopy) external; /** * @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner. * Note that this does not remove any filtered addresses or codeHashes. * Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes. */ function unregister(address addr) external; /** * @notice Update an operator address for a registered address - when filtered is true, the operator is filtered. */ function updateOperator(address registrant, address operator, bool filtered) external; /** * @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates. */ function updateOperators(address registrant, address[] calldata operators, bool filtered) external; /** * @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered. */ function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external; /** * @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates. */ function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external; /** * @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous * subscription if present. * Note that accounts with subscriptions may go on to subscribe to other accounts - in this case, * subscriptions will not be forwarded. Instead the former subscription's existing entries will still be * used. */ function subscribe(address registrant, address registrantToSubscribe) external; /** * @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes. */ function unsubscribe(address registrant, bool copyExistingEntries) external; /** * @notice Get the subscription address of a given registrant, if any. */ function subscriptionOf(address addr) external returns (address registrant); /** * @notice Get the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscribers(address registrant) external returns (address[] memory); /** * @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscriberAt(address registrant, uint256 index) external returns (address); /** * @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr. */ function copyEntriesOf(address registrant, address registrantToCopy) external; /** * @notice Returns true if operator is filtered by a given address or its subscription. */ function isOperatorFiltered(address registrant, address operator) external returns (bool); /** * @notice Returns true if the hash of an address's code is filtered by a given address or its subscription. */ function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); /** * @notice Returns true if a codeHash is filtered by a given address or its subscription. */ function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); /** * @notice Returns a list of filtered operators for a given address or its subscription. */ function filteredOperators(address addr) external returns (address[] memory); /** * @notice Returns the set of filtered codeHashes for a given address or its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashes(address addr) external returns (bytes32[] memory); /** * @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredOperatorAt(address registrant, uint256 index) external returns (address); /** * @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); /** * @notice Returns true if an address has registered */ function isRegistered(address addr) external returns (bool); /** * @dev Convenience method to compute the code hash of an arbitrary contract */ function codeHashOf(address addr) external returns (bytes32); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"addressMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"recipients","type":"address[]"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"airdrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freeMintPerAddress","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxMintPerAddress","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":"metadataURLPrefix","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"metadataURLSuffix","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256[]","name":"nftQuantityForEachBatch","type":"uint256[]"}],"name":"mintInBatches","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"notRevealedMetadataURL","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"publicMint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"publicMintingStatus","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"revealedStatus","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"freeMintAmount","type":"uint256"}],"name":"setFreeMintPerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"maxMintAmount","type":"uint256"}],"name":"setMaxMintPerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMaxSupply","type":"uint256"}],"name":"setMaxSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newMetadataURLPrefix","type":"string"}],"name":"setMetadataURLPrefix","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newMetadataURLSuffix","type":"string"}],"name":"setMetadataURLSuffix","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newNotRevealedMetadataURL","type":"string"}],"name":"setNotRevealedMetadataURL","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"status","type":"bool"}],"name":"setPublicMintingStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"status","type":"bool"}],"name":"setRevealedStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newWithdrawalAddress","type":"address"}],"name":"setWithdrawalAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"walletOfOwner","outputs":[{"internalType":"uint256[]","name":"ownedTokenIds","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"startTokenId","type":"uint256"},{"internalType":"uint256","name":"stopTokenId","type":"uint256"}],"name":"walletOfOwnerInRange","outputs":[{"internalType":"uint256[]","name":"ownedTokenIds","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"contract IERC20","name":"token","type":"address"},{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawalAddress","outputs":[{"internalType":"address payable","name":"","type":"address"}],"stateMutability":"view","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.