ERC-721
Overview
Max Total Supply
7,000 DREAM
Holders
2,543
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
0 DREAMLoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Daydreamers
Compiler Version
v0.8.12+commit.f00d7308
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity >=0.8.0 <0.9.0; import "erc721a/contracts/ERC721A.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; /** ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░▒▒▒▒▒░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░▒▓████████████▓▒░░░░░░░▒▒▒▒▒▒▒░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░▓██████████████████▓▒▒▓████████████▒░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░▓███████████████████████████████████████▒░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░██████████████████████████████████████████▓░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░█████████████████████████████████████████████░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░▓█████████████████████████████████████████████▓░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░▒▓▓██████████████████▓▒▒▓██████████████████████████▒░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░▒█████████████████████▓░░░░░░████▓▓▓▓██████████████████▓▓▒░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░▒███████████████████████▒░░░░░░▓█▓░░░░░░█████████████████████▓▒░░░░░░░░░░░░░░ ░░░░░░░░░░░░███████████████████▓██████▒░░░░▓██▒░░░░░░████████████████████████▒░░░░░░░░░░░░ ░░░░░░░░░░░██████████████████▓░░░██████████████▒░░░░▓█████████████████████████▓░░░░░░░░░░░ ░░░░░░░░░░▓███████████████████▒░░░▓██████████████████████▓▒████████████████████▓░░░░░░░░░░ ░░░░░░░░░░█████████████████████▓░░░░▓██████████████████▒░░░▒████████████████████░░░░░░░░░░ ░░░░░░░░░░███████████████████████▓░░░░▒▒▓█████████▓▓▒░░░░▒▓█████████████████████▒░░░░░░░░░ ░░░░░░░░░░█████████████████████████▓▒░░░░░░░░░░░░░░░░░▒▓████████████████████████▒░░░░░░░░░ ░░░░░░░░░░██████████████████████████████▓▓▓▒▒▒▒▒▓▓▓█████████████████████████████░░░░░░░░░░ ░░░░░░░░░░░█████████████████████████████████████████████████████████████████████░░░░░░░░░░ ░░░░░░░░░░░░███████████████████████████████████████████████████████████████████░░░░░░░░░░░ ░░░░░░░░░░░░░▒███████████████████████████████████████████████████████████████▓░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░▓██████████████████████████████████████████████████████████▓░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░▒▒▓▓███████████████████████████████████████████████▓▒░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░ */ /** * @notice This contract inherits from Ownable, an access control contract * which grants this contract's owner exclusive access to certain functions. * Ownership may be transferred and/or renounced by this contract's owner. * Calling the `owner` function of this contract will return the address of the owner. * @notice The following outlines how final token metadata will be fairly distributed * (inspired by Bored Ape Yacht Club https://boredapeyachtclub.com/#/provenance): * 1. A provenance hash is stored in the contract so the order of token metadata * cannot be changed at any point. The provenance hash is obtained by hashing each * token image using the SHA-256 algorithm, concatenating each result in their * final order, then hashing the result using the SHA-256 algorithm. * 2. The block number in which the final token has been minted will be used to * generate an index into the previously-ordered metadata (see getInitialMetadataSequenceIndex). * @author backuardo.eth */ contract Daydreamers is ERC721A, Ownable, ReentrancyGuard { enum MintPhase { NONE, PAUSED, ALLOWLIST_SALE, PUBLIC_SALE, SOLD_OUT } uint16 public constant COLLECTION_SIZE = 7000; uint8 public constant MAX_PER_ADDRESS_PUBLIC = 10; uint256 public constant MINT_PRICE_PUBLIC = 0.03 ether; string private baseURI; string public provenanceHash; uint256 public initialMetadataSequenceIndex; MintPhase public mintPhase = MintPhase.NONE; mapping(address => uint8) public maxAllowlistRedemptions; /** * @param _provenanceHash provenance record */ constructor(string memory _provenanceHash) ERC721A("Daydreamers", "DREAM") { provenanceHash = _provenanceHash; } //////////////////////// // MODIFIER FUNCTIONS // //////////////////////// /** * @notice Ensure function cannot be called outside of a given mint phase * @param _mintPhase Correct mint phase for function to execute */ modifier inMintPhase(MintPhase _mintPhase) { if (mintPhase != _mintPhase) { revert IncorrectMintPhase(); } _; } //////////////////// // MINT FUNCTIONS // //////////////////// /** * @notice Mint a quantity of tokens during allowlist mint phase by providing a Merkle proof * @param _quantity Number of tokens to mint */ function allowlistMint(uint8 _quantity) external inMintPhase(MintPhase.ALLOWLIST_SALE) nonReentrant { if (maxAllowlistRedemptions[msg.sender] == 0) { revert NotAllowlisted(); } if (totalSupply() + _quantity > COLLECTION_SIZE) { revert InsufficientSupply(); } if ( getRedemptionsAllowlist() + _quantity > maxAllowlistRedemptions[msg.sender] ) { revert ExceedsAllowlistMaxAllocation(); } incrementRedemptionsAllowlist(_quantity); if (totalSupply() + _quantity == COLLECTION_SIZE) { setInitialMetadataSequenceIndex(); } _safeMint(msg.sender, _quantity); } /** * @notice Mint a quantity of tokens during public mint phase * @param _quantity Number of tokens to mint */ function mint(uint8 _quantity) external payable inMintPhase(MintPhase.PUBLIC_SALE) nonReentrant { if (msg.value != MINT_PRICE_PUBLIC * _quantity) { revert IncorrectPayment(); } if (totalSupply() + _quantity > COLLECTION_SIZE) { revert InsufficientSupply(); } if (getRedemptionsPublic() + _quantity > MAX_PER_ADDRESS_PUBLIC) { revert ExceedsPublicMaxAllocation(); } incrementRedemptionsPublic(_quantity); if (totalSupply() + _quantity == COLLECTION_SIZE) { setInitialMetadataSequenceIndex(); } _safeMint(msg.sender, _quantity); } ////////////////////// // SETTER FUNCTIONS // ////////////////////// /** * @notice Set the mint phase * @notice Use restricted to contract owner * @param _mintPhase New mint phase */ function setMintPhase(MintPhase _mintPhase) external onlyOwner { mintPhase = _mintPhase; } /** * @notice Add entries to the maxAllowlistRedemptions mapping * @notice Use restricted to contract owner * @dev Array arguments must have the same ordering, as _addresses[i] will map to _redemptions[i] * @param _addresses Array containing addresses to add (keys) * @param _redemptions Array containing numbers of redemptions (values) */ function setMaxAllowlistRedemptions( address[] calldata _addresses, uint8[] calldata _redemptions ) external onlyOwner { if (_addresses.length != _redemptions.length) { revert BadArguments(); } for (uint256 i = 0; i < _addresses.length; i++) { maxAllowlistRedemptions[_addresses[i]] = _redemptions[i]; } } /** * @notice Set the contract base token uri * @notice Use restricted to contract owner * @param _baseTokenURI New base token uri */ function setBaseURI(string calldata _baseTokenURI) external onlyOwner { baseURI = _baseTokenURI; } /** * @notice Set starting index into previously-ordered metadata for reveal */ function setInitialMetadataSequenceIndex() private { initialMetadataSequenceIndex = uint256(blockhash(block.number - 1)) % COLLECTION_SIZE; } /** * @notice Increment number of allowlist token mints redeemed by caller * @dev We cast the _numToIncrement argument into uint32, which will not be an issue as * mint quantity should never be greater than 2^32 - 1. * @dev Number of redemptions are stored in ERC721A auxillary storage, which can help * remove an extra cold SLOAD and SSTORE operation. Since we're storing two values * (public and allowlist redemptions) we need to pack and unpack two uint32s into a single uint64. * See https://chiru-labs.github.io/ERC721A/#/erc721a?id=addressdata */ function incrementRedemptionsAllowlist(uint256 _numToIncrement) private { ( uint32 allowlistMintRedemptions, uint32 publicMintRedemptions ) = unpackMintRedemptions(_getAux(msg.sender)); allowlistMintRedemptions += uint32(_numToIncrement); _setAux( msg.sender, packMintRedemptions(allowlistMintRedemptions, publicMintRedemptions) ); } /** * @notice Increment number of public token mints redeemed by caller * @dev We cast the _numToIncrement argument into uint32, which will not be an issue as * mint quantity should never be greater than 2^32 - 1. * @dev Number of redemptions are stored in ERC721A auxillary storage, which can help * remove an extra cold SLOAD and SSTORE operation. Since we're storing two values * (public and allowlist redemptions) we need to pack and unpack two uint32s into a single uint64. * See https://chiru-labs.github.io/ERC721A/#/erc721a?id=addressdata */ function incrementRedemptionsPublic(uint256 _numToIncrement) private { ( uint32 allowlistMintRedemptions, uint32 publicMintRedemptions ) = unpackMintRedemptions(_getAux(msg.sender)); publicMintRedemptions += uint32(_numToIncrement); _setAux( msg.sender, packMintRedemptions(allowlistMintRedemptions, publicMintRedemptions) ); } ////////////////////// // GETTER FUNCTIONS // ////////////////////// /** * @notice Unpack and get number of allowlist token mints redeemed by caller * @return number of allowlist redemptions used * @dev Number of redemptions are stored in ERC721A auxillary storage, which can help * remove an extra cold SLOAD and SSTORE operation. Since we're storing two values * (public and allowlist redemptions) we need to pack and unpack two uint32s into a single uint64. * See https://chiru-labs.github.io/ERC721A/#/erc721a?id=addressdata */ function getRedemptionsAllowlist() public view returns (uint32) { (uint32 allowlistMintRedemptions, ) = unpackMintRedemptions( _getAux(msg.sender) ); return allowlistMintRedemptions; } /** * @notice Unpack and get number of public token mints redeemed by caller * @return number of public redemptions used * @dev Number of redemptions are stored in ERC721A auxillary storage, which can help * remove an extra cold SLOAD and SSTORE operation. Since we're storing two values * (public and allowlist redemptions) we need to pack and unpack two uint32s into a single uint64. * See https://chiru-labs.github.io/ERC721A/#/erc721a?id=addressdata */ function getRedemptionsPublic() public view returns (uint32) { (, uint32 publicMintRedemptions) = unpackMintRedemptions( _getAux(msg.sender) ); return publicMintRedemptions; } /** * @return Current mint phase */ function getMintPhase() public view returns (MintPhase) { return mintPhase; } /** * @return Current base token uri */ function _baseURI() internal view override returns (string memory) { return baseURI; } ////////////////////// // HELPER FUNCTIONS // ////////////////////// /** * @notice Pack two uint32s (allowlist and public redemptions) into a single uint64 value * @return Packed value * @dev Performs shift and bit operations to pack two uint32s into a single uint64 */ function packMintRedemptions( uint32 _allowlistMintRedemptions, uint32 _publicMintRedemptions ) private pure returns (uint64) { return (uint64(_allowlistMintRedemptions) << 32) | uint64(_publicMintRedemptions); } /** * @notice Unpack a single uint64 value into two uint32s (allowlist and public redemptions) * @return allowlistMintRedemptions publicMintRedemptions Unpacked values * @dev Performs shift and bit operations to unpack a single uint64 into two uint32s */ function unpackMintRedemptions(uint64 _mintRedemptionPack) private pure returns (uint32 allowlistMintRedemptions, uint32 publicMintRedemptions) { allowlistMintRedemptions = uint32(_mintRedemptionPack >> 32); publicMintRedemptions = uint32(_mintRedemptionPack); } ///////////////////// // ADMIN FUNCTIONS // ///////////////////// /** * @notice Mint a quantity of tokens to the contract owners address * @notice Use restricted to contract owner * @param _quantity Number of tokens to mint * @dev Must be executed in `MintPhase.NONE` (i.e., before allowlist or public mint begins) * @dev Minting in batches will not help prevent overly expensive transfer fees, since * token ids are sequential and dev minting occurs before allowlist and public minting. * See https://chiru-labs.github.io/ERC721A/#/tips?id=batch-size */ function devMint(uint256 _quantity) external onlyOwner inMintPhase(MintPhase.NONE) { if (totalSupply() + _quantity > COLLECTION_SIZE) { revert InsufficientSupply(); } _safeMint(owner(), _quantity); } /** * @notice Withdraw all funds to the contract owners address * @notice Use restricted to contract owner * @dev `transfer` and `send` assume constant gas prices. This function * is onlyOwner, so we accept the reentrancy risk that `.call.value` carries. */ function withdraw() external onlyOwner { // solhint-disable-next-line avoid-low-level-calls (bool success, ) = owner().call{value: address(this).balance}(""); if (!success) { revert TransferFailed(); } } function _startTokenId() internal pure override returns (uint256) { return 1; } /** * @notice Prevent accidental ETH transfer */ fallback() external payable { revert NotImplemented(); } /** * @notice Prevent accidental ETH transfer */ receive() external payable { revert NotImplemented(); } } /** * Incorrect mint phase for action */ error IncorrectMintPhase(); /** * Incorrect payment amount */ error IncorrectPayment(); /** * Insufficient supply for action */ error InsufficientSupply(); /** * Not allowlisted */ error NotAllowlisted(); /** * Exceeds max allocation for public sale */ error ExceedsPublicMaxAllocation(); /** * Exceeds max allocation for allowlist sale */ error ExceedsAllowlistMaxAllocation(); /** * Public mint price not set */ error PublicMintPriceNotSet(); /** * Transfer failed */ error TransferFailed(); /** * Bad arguments */ error BadArguments(); /** * Function not implemented */ error NotImplemented();
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (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() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; import './IERC721A.sol'; /** * @dev Interface of ERC721 token receiver. */ interface ERC721A__IERC721Receiver { function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); } /** * @title ERC721A * * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721) * Non-Fungible Token Standard, including the Metadata extension. * Optimized for lower gas during batch mints. * * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...) * starting from `_startTokenId()`. * * Assumptions: * * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply. * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256). */ contract ERC721A is IERC721A { // Reference type for token approval. 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 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 { if (operator == _msgSenderERC721A()) revert ApproveToCaller(); _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]`. assembly { approvedAddressSlot := tokenApproval.slot approvedAddress := sload(approvedAddressSlot) } } // ============================================================= // TRANSFER OPERATIONS // ============================================================= /** * @dev Transfers `tokenId` from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner(); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); if (to == address(0)) revert TransferToZeroAddress(); _beforeTokenTransfers(from, to, tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // We can directly increment and decrement the balances. --_packedAddressData[from]; // Updates: `balance -= 1`. ++_packedAddressData[to]; // Updates: `balance += 1`. // Updates: // - `address` to the next owner. // - `startTimestamp` to the timestamp of transfering. // - `burned` to `false`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( to, _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, to, tokenId); _afterTokenTransfers(from, to, tokenId, 1); } /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ''); } /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { transferFrom(from, to, tokenId); if (to.code.length != 0) if (!_checkContractOnERC721Received(from, to, tokenId, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } /** * @dev Hook that is called before a set of serially-ordered token IDs * are about to be transferred. This includes minting. * And also called before burning one token. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _beforeTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Hook that is called after a set of serially-ordered token IDs * have been transferred. This includes minting. * And also called after one token has been burned. * * `startTokenId` - the first token ID to be transferred. * `quantity` - the amount to be transferred. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been * transferred to `to`. * - When `from` is zero, `tokenId` has been minted for `to`. * - When `to` is zero, `tokenId` has been burned by `from`. * - `from` and `to` are never both zero. */ function _afterTokenTransfers( address from, address to, uint256 startTokenId, uint256 quantity ) internal virtual {} /** * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract. * * `from` - Previous owner of the given token ID. * `to` - Target address that will receive the token. * `tokenId` - Token ID to be transferred. * `_data` - Optional data to send along with the call. * * Returns whether the call correctly returned the expected magic value. */ function _checkContractOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns ( bytes4 retval ) { return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert TransferToNonERC721ReceiverImplementer(); } else { assembly { revert(add(32, reason), mload(reason)) } } } } // ============================================================= // MINT OPERATIONS // ============================================================= /** * @dev Mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {Transfer} event for each mint. */ function _mint(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (quantity == 0) revert MintZeroQuantity(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are incredibly unrealistic. // `balance` and `numberMinted` have a maximum limit of 2**64. // `tokenId` has a maximum limit of 2**256. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); uint256 toMasked; uint256 end = startTokenId + quantity; // Use assembly to loop and emit the `Transfer` event for gas savings. assembly { // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean. toMasked := and(to, _BITMASK_ADDRESS) // Emit the `Transfer` event. log4( 0, // Start of data (0, since no data). 0, // End of data (0, since no data). _TRANSFER_EVENT_SIGNATURE, // Signature. 0, // `address(0)`. toMasked, // `to`. startTokenId // `tokenId`. ) for { let tokenId := add(startTokenId, 1) } iszero(eq(tokenId, end)) { tokenId := add(tokenId, 1) } { // Emit the `Transfer` event. Similar to above. log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId) } } if (toMasked == 0) revert MintToZeroAddress(); _currentIndex = end; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Mints `quantity` tokens and transfers them to `to`. * * This function is intended for efficient minting only during contract creation. * * It emits only one {ConsecutiveTransfer} as defined in * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309), * instead of a sequence of {Transfer} event(s). * * Calling this function outside of contract creation WILL make your contract * non-compliant with the ERC721 standard. * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309 * {ConsecutiveTransfer} event is only permissible during contract creation. * * Requirements: * * - `to` cannot be the zero address. * - `quantity` must be greater than 0. * * Emits a {ConsecutiveTransfer} event. */ function _mintERC2309(address to, uint256 quantity) internal virtual { uint256 startTokenId = _currentIndex; if (to == address(0)) revert MintToZeroAddress(); if (quantity == 0) revert MintZeroQuantity(); if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit(); _beforeTokenTransfers(address(0), to, startTokenId, quantity); // Overflows are unrealistic due to the above check for `quantity` to be below the limit. unchecked { // Updates: // - `balance += quantity`. // - `numberMinted += quantity`. // // We can directly add to the `balance` and `numberMinted`. _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1); // Updates: // - `address` to the owner. // - `startTimestamp` to the timestamp of minting. // - `burned` to `false`. // - `nextInitialized` to `quantity == 1`. _packedOwnerships[startTokenId] = _packOwnershipData( to, _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0) ); emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to); _currentIndex = startTokenId + quantity; } _afterTokenTransfers(address(0), to, startTokenId, quantity); } /** * @dev Safely mints `quantity` tokens and transfers them to `to`. * * Requirements: * * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called for each safe transfer. * - `quantity` must be greater than 0. * * See {_mint}. * * Emits a {Transfer} event for each mint. */ function _safeMint( address to, uint256 quantity, bytes memory _data ) internal virtual { _mint(to, quantity); unchecked { if (to.code.length != 0) { uint256 end = _currentIndex; uint256 index = end - quantity; do { if (!_checkContractOnERC721Received(address(0), to, index++, _data)) { revert TransferToNonERC721ReceiverImplementer(); } } while (index < end); // Reentrancy protection. if (_currentIndex != end) revert(); } } } /** * @dev Equivalent to `_safeMint(to, quantity, '')`. */ function _safeMint(address to, uint256 quantity) internal virtual { _safeMint(to, quantity, ''); } // ============================================================= // BURN OPERATIONS // ============================================================= /** * @dev Equivalent to `_burn(tokenId, false)`. */ function _burn(uint256 tokenId) internal virtual { _burn(tokenId, false); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId, bool approvalCheck) internal virtual { uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId); address from = address(uint160(prevOwnershipPacked)); (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId); if (approvalCheck) { // The nested ifs save around 20+ gas over a compound boolean condition. if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A())) if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved(); } _beforeTokenTransfers(from, address(0), tokenId, 1); // Clear approvals from the previous owner. assembly { if approvedAddress { // This is equivalent to `delete _tokenApprovals[tokenId]`. sstore(approvedAddressSlot, 0) } } // Underflow of the sender's balance is impossible because we check for // ownership above and the recipient's balance can't realistically overflow. // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256. unchecked { // Updates: // - `balance -= 1`. // - `numberBurned += 1`. // // We can directly decrement the balance, and increment the number burned. // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`. _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1; // Updates: // - `address` to the last owner. // - `startTimestamp` to the timestamp of burning. // - `burned` to `true`. // - `nextInitialized` to `true`. _packedOwnerships[tokenId] = _packOwnershipData( from, (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked) ); // If the next slot may not have been initialized (i.e. `nextInitialized == false`) . if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) { uint256 nextTokenId = tokenId + 1; // If the next slot's address is zero and not burned (i.e. packed value is zero). if (_packedOwnerships[nextTokenId] == 0) { // If the next slot is within bounds. if (nextTokenId != _currentIndex) { // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`. _packedOwnerships[nextTokenId] = prevOwnershipPacked; } } } } emit Transfer(from, address(0), tokenId); _afterTokenTransfers(from, address(0), tokenId, 1); // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times. unchecked { _burnCounter++; } } // ============================================================= // EXTRA DATA OPERATIONS // ============================================================= /** * @dev Directly sets the extra data for the ownership data `index`. */ function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual { uint256 packed = _packedOwnerships[index]; if (packed == 0) revert OwnershipNotInitializedForExtraData(); uint256 extraDataCasted; // Cast `extraData` with assembly to avoid redundant masking. assembly { extraDataCasted := extraData } packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA); _packedOwnerships[index] = packed; } /** * @dev Called during each token transfer to set the 24bit `extraData` field. * Intended to be overridden by the cosumer contract. * * `previousExtraData` - the value of `extraData` before transfer. * * Calling conditions: * * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, `tokenId` will be burned by `from`. * - `from` and `to` are never both zero. */ function _extraData( address from, address to, uint24 previousExtraData ) internal view virtual returns (uint24) {} /** * @dev Returns the next extra data for the packed ownership data. * The returned result is shifted into position. */ function _nextExtraData( address from, address to, uint256 prevOwnershipPacked ) private view returns (uint256) { uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA); return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA; } // ============================================================= // OTHER OPERATIONS // ============================================================= /** * @dev Returns the message sender (defaults to `msg.sender`). * * If you are writing GSN compatible contracts, you need to override this function. */ function _msgSenderERC721A() internal view virtual returns (address) { return msg.sender; } /** * @dev Converts a uint256 to its ASCII string decimal representation. */ function _toString(uint256 value) internal pure virtual returns (string memory str) { assembly { // The maximum value of a uint256 contains 78 digits (1 byte per digit), // but we allocate 0x80 bytes to keep the free memory pointer 32-byte word aliged. // We will need 1 32-byte word to store the length, // and 3 32-byte words to store a maximum of 78 digits. Total: 0x20 + 3 * 0x20 = 0x80. str := add(mload(0x40), 0x80) // Update the free memory pointer to allocate. mstore(0x40, str) // Cache the end of the memory to calculate the length later. let end := str // We write the string from rightmost digit to leftmost digit. // The following is essentially a do-while loop that also handles the zero case. // prettier-ignore for { let temp := value } 1 {} { str := sub(str, 1) // Write the character to the pointer. // The ASCII index of the '0' character is 48. mstore8(str, add(48, mod(temp, 10))) // Keep dividing `temp` until zero. temp := div(temp, 10) // prettier-ignore if iszero(temp) { break } } let length := sub(end, str) // Move the pointer 32 bytes leftwards to make room for the length. str := sub(str, 0x20) // Store the length. mstore(str, length) } } }
// SPDX-License-Identifier: MIT // ERC721A Contracts v4.2.2 // Creator: Chiru Labs pragma solidity ^0.8.4; /** * @dev Interface of ERC721A. */ interface IERC721A { /** * The caller must own the token or be an approved operator. */ error ApprovalCallerNotOwnerNorApproved(); /** * The token does not exist. */ error ApprovalQueryForNonexistentToken(); /** * The caller cannot approve to their own address. */ error ApproveToCaller(); /** * Cannot query the balance for the zero address. */ error BalanceQueryForZeroAddress(); /** * Cannot mint to the zero address. */ error MintToZeroAddress(); /** * The quantity of tokens minted must be more than zero. */ error MintZeroQuantity(); /** * The token does not exist. */ error OwnerQueryForNonexistentToken(); /** * The caller must own the token or be an approved operator. */ error TransferCallerNotOwnerNorApproved(); /** * The token must be owned by `from`. */ error TransferFromIncorrectOwner(); /** * Cannot safely transfer to a contract that does not implement the * ERC721Receiver interface. */ error TransferToNonERC721ReceiverImplementer(); /** * Cannot transfer to the zero address. */ error TransferToZeroAddress(); /** * The token does not exist. */ error URIQueryForNonexistentToken(); /** * The `quantity` minted with ERC2309 exceeds the safety limit. */ error MintERC2309QuantityExceedsLimit(); /** * The `extraData` cannot be set on an unintialized ownership slot. */ error OwnershipNotInitializedForExtraData(); // ============================================================= // STRUCTS // ============================================================= struct TokenOwnership { // The address of the owner. address addr; // Stores the start time of ownership with minimal overhead for tokenomics. uint64 startTimestamp; // Whether the token has been burned. bool burned; // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}. uint24 extraData; } // ============================================================= // TOKEN COUNTERS // ============================================================= /** * @dev Returns the total number of tokens in existence. * Burned tokens will reduce the count. * To get the total number of tokens minted, please see {_totalMinted}. */ function totalSupply() external view returns (uint256); // ============================================================= // IERC165 // ============================================================= /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified) * to learn more about how these ids are created. * * This function call must use less than 30000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); // ============================================================= // IERC721 // ============================================================= /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables * (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in `owner`'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, * checking first that contract recipients are aware of the ERC721 protocol * to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move * this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} * whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token * by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the * zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} * for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll}. */ function isApprovedForAll(address owner, address operator) external view returns (bool); // ============================================================= // IERC721Metadata // ============================================================= /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); // ============================================================= // IERC2309 // ============================================================= /** * @dev Emitted when tokens in `fromTokenId` to `toTokenId` * (inclusive) is transferred from `from` to `to`, as defined in the * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard. * * See {_mintERC2309} for more details. */ event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to); }
// SPDX-License-Identifier: MIT // 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; } }
{ "optimizer": { "enabled": false, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_provenanceHash","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BadArguments","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"ExceedsAllowlistMaxAllocation","type":"error"},{"inputs":[],"name":"ExceedsPublicMaxAllocation","type":"error"},{"inputs":[],"name":"IncorrectMintPhase","type":"error"},{"inputs":[],"name":"IncorrectPayment","type":"error"},{"inputs":[],"name":"InsufficientSupply","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"NotAllowlisted","type":"error"},{"inputs":[],"name":"NotImplemented","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFailed","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"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"COLLECTION_SIZE","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PER_ADDRESS_PUBLIC","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINT_PRICE_PUBLIC","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint8","name":"_quantity","type":"uint8"}],"name":"allowlistMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_quantity","type":"uint256"}],"name":"devMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMintPhase","outputs":[{"internalType":"enum Daydreamers.MintPhase","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getRedemptionsAllowlist","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getRedemptionsPublic","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"initialMetadataSequenceIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"maxAllowlistRedemptions","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint8","name":"_quantity","type":"uint8"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintPhase","outputs":[{"internalType":"enum Daydreamers.MintPhase","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"provenanceHash","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"_addresses","type":"address[]"},{"internalType":"uint8[]","name":"_redemptions","type":"uint8[]"}],"name":"setMaxAllowlistRedemptions","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum Daydreamers.MintPhase","name":"_mintPhase","type":"uint8"}],"name":"setMintPhase","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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
Deployed Bytecode
0x6080604052600436106101fd5760003560e01c806370a082311161010d578063c52766c6116100a0578063d8ec555f1161006f578063d8ec555f14610766578063e0fb274d14610791578063e87570bf146107bc578063e985e9c5146107e7578063f2fde38b1461082457610234565b8063c52766c6146106a8578063c6ab67a3146106d3578063c87b56dd146106fe578063d8258d951461073b57610234565b8063a22cb465116100dc578063a22cb46514610602578063a9a812651461062b578063b88d4fde14610654578063c3151fed1461067d57610234565b806370a0823114610558578063715018a6146105955780638da5cb5b146105ac57806395d89b41146105d757610234565b8063375a069a116101905780635e1641e71161015f5780635e1641e71461046e5780636352211e146104ab5780636c102eef146104e85780636ecd230614610513578063706a0afd1461052f57610234565b8063375a069a146103dc5780633ccfd60b1461040557806342842e0e1461041c57806355f804b31461044557610234565b806317881cbf116101cc57806317881cbf1461033457806318160ddd1461035f57806323b872dd1461038a57806331c07bbf146103b357610234565b806301ffc9a71461026657806306fdde03146102a3578063081812fc146102ce578063095ea7b31461030b57610234565b36610234576040517fd623472500000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6040517fd623472500000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b34801561027257600080fd5b5061028d600480360381019061028891906127a3565b61084d565b60405161029a91906127eb565b60405180910390f35b3480156102af57600080fd5b506102b86108df565b6040516102c5919061289f565b60405180910390f35b3480156102da57600080fd5b506102f560048036038101906102f091906128f7565b610971565b6040516103029190612965565b60405180910390f35b34801561031757600080fd5b50610332600480360381019061032d91906129ac565b6109f0565b005b34801561034057600080fd5b50610349610b34565b6040516103569190612a63565b60405180910390f35b34801561036b57600080fd5b50610374610b47565b6040516103819190612a8d565b60405180910390f35b34801561039657600080fd5b506103b160048036038101906103ac9190612aa8565b610b5e565b005b3480156103bf57600080fd5b506103da60048036038101906103d59190612b20565b610e83565b005b3480156103e857600080fd5b5061040360048036038101906103fe91906128f7565b610eb8565b005b34801561041157600080fd5b5061041a610f95565b005b34801561042857600080fd5b50610443600480360381019061043e9190612aa8565b61104a565b005b34801561045157600080fd5b5061046c60048036038101906104679190612bb2565b61106a565b005b34801561047a57600080fd5b5061049560048036038101906104909190612bff565b611088565b6040516104a29190612c48565b60405180910390f35b3480156104b757600080fd5b506104d260048036038101906104cd91906128f7565b6110a8565b6040516104df9190612965565b60405180910390f35b3480156104f457600080fd5b506104fd6110ba565b60405161050a9190612c48565b60405180910390f35b61052d60048036038101906105289190612c8f565b6110bf565b005b34801561053b57600080fd5b5061055660048036038101906105519190612d68565b6112c8565b005b34801561056457600080fd5b5061057f600480360381019061057a9190612bff565b6113dd565b60405161058c9190612a8d565b60405180910390f35b3480156105a157600080fd5b506105aa611496565b005b3480156105b857600080fd5b506105c16114aa565b6040516105ce9190612965565b60405180910390f35b3480156105e357600080fd5b506105ec6114d4565b6040516105f9919061289f565b60405180910390f35b34801561060e57600080fd5b5061062960048036038101906106249190612e15565b611566565b005b34801561063757600080fd5b50610652600480360381019061064d9190612c8f565b6116de565b005b34801561066057600080fd5b5061067b60048036038101906106769190612f85565b61196e565b005b34801561068957600080fd5b506106926119e1565b60405161069f9190612a8d565b60405180910390f35b3480156106b457600080fd5b506106bd6119ec565b6040516106ca9190612a63565b60405180910390f35b3480156106df57600080fd5b506106e8611a03565b6040516106f5919061289f565b60405180910390f35b34801561070a57600080fd5b50610725600480360381019061072091906128f7565b611a91565b604051610732919061289f565b60405180910390f35b34801561074757600080fd5b50610750611b30565b60405161075d9190613025565b60405180910390f35b34801561077257600080fd5b5061077b611b36565b604051610788919061305f565b60405180910390f35b34801561079d57600080fd5b506107a6611b54565b6040516107b39190612a8d565b60405180910390f35b3480156107c857600080fd5b506107d1611b5a565b6040516107de919061305f565b60405180910390f35b3480156107f357600080fd5b5061080e6004803603810190610809919061307a565b611b78565b60405161081b91906127eb565b60405180910390f35b34801561083057600080fd5b5061084b60048036038101906108469190612bff565b611c0c565b005b60006301ffc9a760e01b827bffffffffffffffffffffffffffffffffffffffffffffffffffffffff191614806108a857506380ac58cd60e01b827bffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916145b806108d85750635b5e139f60e01b827bffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916145b9050919050565b6060600280546108ee906130e9565b80601f016020809104026020016040519081016040528092919081815260200182805461091a906130e9565b80156109675780601f1061093c57610100808354040283529160200191610967565b820191906000526020600020905b81548152906001019060200180831161094a57829003601f168201915b5050505050905090565b600061097c82611c90565b6109b2576040517fcf4700e400000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6006600083815260200190815260200160002060000160009054906101000a900473ffffffffffffffffffffffffffffffffffffffff169050919050565b60006109fb826110a8565b90508073ffffffffffffffffffffffffffffffffffffffff16610a1c611cef565b73ffffffffffffffffffffffffffffffffffffffff1614610a7f57610a4881610a43611cef565b611b78565b610a7e576040517fcfb3b94200000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b5b826006600084815260200190815260200160002060000160006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff160217905550818373ffffffffffffffffffffffffffffffffffffffff168273ffffffffffffffffffffffffffffffffffffffff167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a4505050565b600d60009054906101000a900460ff1681565b6000610b51611cf7565b6001546000540303905090565b6000610b6982611d00565b90508373ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff1614610bd0576040517fa114810000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b600080610bdc84611dce565b91509150610bf28187610bed611cef565b611df5565b610c3e57610c0786610c02611cef565b611b78565b610c3d576040517f59c896be00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b5b600073ffffffffffffffffffffffffffffffffffffffff168573ffffffffffffffffffffffffffffffffffffffff161415610ca5576040517fea553b3400000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b610cb28686866001611e39565b8015610cbd57600082555b600560008773ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020600081546001900391905081905550600560008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000206000815460010191905081905550610d8b85610d67888887611e3f565b7c020000000000000000000000000000000000000000000000000000000017611e67565b600460008681526020019081526020016000208190555060007c020000000000000000000000000000000000000000000000000000000084161415610e13576000600185019050600060046000838152602001908152602001600020541415610e11576000548114610e10578360046000838152602001908152602001600020819055505b5b505b838573ffffffffffffffffffffffffffffffffffffffff168773ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef60405160405180910390a4610e7b8686866001611e92565b505050505050565b610e8b611e98565b80600d60006101000a81548160ff02191690836004811115610eb057610eaf6129ec565b5b021790555050565b610ec0611e98565b6000806004811115610ed557610ed46129ec565b5b600d60009054906101000a900460ff166004811115610ef757610ef66129ec565b5b14610f2e576040517fd9ffea4000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b611b5861ffff1682610f3e610b47565b610f48919061314a565b1115610f80576040517f33aa101c00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b610f91610f8b6114aa565b83611f16565b5050565b610f9d611e98565b6000610fa76114aa565b73ffffffffffffffffffffffffffffffffffffffff1647604051610fca906131d1565b60006040518083038185875af1925050503d8060008114611007576040519150601f19603f3d011682016040523d82523d6000602084013e61100c565b606091505b5050905080611047576040517f90b8ec1800000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b50565b6110658383836040518060200160405280600081525061196e565b505050565b611072611e98565b8181600a9190611083929190612694565b505050565b600e6020528060005260406000206000915054906101000a900460ff1681565b60006110b382611d00565b9050919050565b600a81565b60038060048111156110d4576110d36129ec565b5b600d60009054906101000a900460ff1660048111156110f6576110f56129ec565b5b1461112d576040517fd9ffea4000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b60026009541415611173576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040161116a90613232565b60405180910390fd5b60026009819055508160ff16666a94d74f4300006111919190613252565b34146111c9576040517f569e8c1100000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b611b5861ffff168260ff166111dc610b47565b6111e6919061314a565b111561121e576040517f33aa101c00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b600a60ff168260ff1661122f611b36565b61123991906132ac565b63ffffffff161115611277576040517f6f1af0ac00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6112838260ff16611f34565b611b5861ffff168260ff16611296610b47565b6112a0919061314a565b14156112af576112ae611f72565b5b6112bc338360ff16611f16565b60016009819055505050565b6112d0611e98565b81819050848490501461130f576040517f1739bb9a00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b60005b848490508110156113d6578282828181106113305761132f6132e6565b5b90506020020160208101906113459190612c8f565b600e600087878581811061135c5761135b6132e6565b5b90506020020160208101906113719190612bff565b73ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060006101000a81548160ff021916908360ff16021790555080806113ce90613315565b915050611312565b5050505050565b60008073ffffffffffffffffffffffffffffffffffffffff168273ffffffffffffffffffffffffffffffffffffffff161415611445576040517f8f4eb60400000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b67ffffffffffffffff600560008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054169050919050565b61149e611e98565b6114a86000611f9c565b565b6000600860009054906101000a900473ffffffffffffffffffffffffffffffffffffffff16905090565b6060600380546114e3906130e9565b80601f016020809104026020016040519081016040528092919081815260200182805461150f906130e9565b801561155c5780601f106115315761010080835404028352916020019161155c565b820191906000526020600020905b81548152906001019060200180831161153f57829003601f168201915b5050505050905090565b61156e611cef565b73ffffffffffffffffffffffffffffffffffffffff168273ffffffffffffffffffffffffffffffffffffffff1614156115d3576040517fb06307db00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b80600760006115e0611cef565b73ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060006101000a81548160ff0219169083151502179055508173ffffffffffffffffffffffffffffffffffffffff1661168d611cef565b73ffffffffffffffffffffffffffffffffffffffff167f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31836040516116d291906127eb565b60405180910390a35050565b60028060048111156116f3576116f26129ec565b5b600d60009054906101000a900460ff166004811115611715576117146129ec565b5b1461174c576040517fd9ffea4000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b60026009541415611792576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040161178990613232565b60405180910390fd5b60026009819055506000600e60003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060009054906101000a900460ff1660ff161415611824576040517f06fb10a900000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b611b5861ffff168260ff16611837610b47565b611841919061314a565b1115611879576040517f33aa101c00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b600e60003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060009054906101000a900460ff1660ff168260ff166118d5611b5a565b6118df91906132ac565b63ffffffff16111561191d576040517f7021862000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6119298260ff16612062565b611b5861ffff168260ff1661193c610b47565b611946919061314a565b141561195557611954611f72565b5b611962338360ff16611f16565b60016009819055505050565b611979848484610b5e565b60008373ffffffffffffffffffffffffffffffffffffffff163b146119db576119a4848484846120a0565b6119da576040517fd1a57ed600000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b5b50505050565b666a94d74f43000081565b6000600d60009054906101000a900460ff16905090565b600b8054611a10906130e9565b80601f0160208091040260200160405190810160405280929190818152602001828054611a3c906130e9565b8015611a895780601f10611a5e57610100808354040283529160200191611a89565b820191906000526020600020905b815481529060010190602001808311611a6c57829003601f168201915b505050505081565b6060611a9c82611c90565b611ad2576040517fa14c4b5000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6000611adc6121f1565b9050600081511415611afd5760405180602001604052806000815250611b28565b80611b0784612283565b604051602001611b1892919061339a565b6040516020818303038152906040525b915050919050565b611b5881565b600080611b4a611b45336122d3565b612320565b9150508091505090565b600c5481565b600080611b6e611b69336122d3565b612320565b5090508091505090565b6000600760008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060009054906101000a900460ff16905092915050565b611c14611e98565b600073ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff161415611c84576040517f08c379a0000000000000000000000000000000000000000000000000000000008152600401611c7b90613430565b60405180910390fd5b611c8d81611f9c565b50565b600081611c9b611cf7565b11158015611caa575060005482105b8015611ce8575060007c0100000000000000000000000000000000000000000000000000000000600460008581526020019081526020016000205416145b9050919050565b600033905090565b60006001905090565b60008082905080611d0f611cf7565b11611d9757600054811015611d965760006004600083815260200190815260200160002054905060007c010000000000000000000000000000000000000000000000000000000082161415611d94575b6000811415611d8a576004600083600190039350838152602001908152602001600020549050611d5f565b8092505050611dc9565b505b5b6040517fdf2d9b4200000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b919050565b60008060006006600085815260200190815260200160002090508092508254915050915091565b600073ffffffffffffffffffffffffffffffffffffffff8316925073ffffffffffffffffffffffffffffffffffffffff821691508382148383141790509392505050565b50505050565b60008060e883901c905060e8611e5686868461233c565b62ffffff16901b9150509392505050565b600073ffffffffffffffffffffffffffffffffffffffff83169250814260a01b178317905092915050565b50505050565b611ea0612345565b73ffffffffffffffffffffffffffffffffffffffff16611ebe6114aa565b73ffffffffffffffffffffffffffffffffffffffff1614611f14576040517f08c379a0000000000000000000000000000000000000000000000000000000008152600401611f0b9061349c565b60405180910390fd5b565b611f3082826040518060200160405280600081525061234d565b5050565b600080611f48611f43336122d3565b612320565b915091508281611f5891906132ac565b9050611f6d33611f6884846123ea565b612411565b505050565b611b5861ffff16600143611f8691906134bc565b4060001c611f94919061351f565b600c81905550565b6000600860009054906101000a900473ffffffffffffffffffffffffffffffffffffffff16905081600860006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff1602179055508173ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff167f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e060405160405180910390a35050565b600080612076612071336122d3565b612320565b91509150828261208691906132ac565b915061209b3361209684846123ea565b612411565b505050565b60008373ffffffffffffffffffffffffffffffffffffffff1663150b7a026120c6611cef565b8786866040518563ffffffff1660e01b81526004016120e894939291906135a5565b6020604051808303816000875af192505050801561212457506040513d601f19601f820116820180604052508101906121219190613606565b60015b61219e573d8060008114612154576040519150601f19603f3d011682016040523d82523d6000602084013e612159565b606091505b50600081511415612196576040517fd1a57ed600000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b805181602001fd5b63150b7a0260e01b7bffffffffffffffffffffffffffffffffffffffffffffffffffffffff1916817bffffffffffffffffffffffffffffffffffffffffffffffffffffffff191614915050949350505050565b6060600a8054612200906130e9565b80601f016020809104026020016040519081016040528092919081815260200182805461222c906130e9565b80156122795780601f1061224e57610100808354040283529160200191612279565b820191906000526020600020905b81548152906001019060200180831161225c57829003601f168201915b5050505050905090565b606060806040510190508060405280825b6001156122bf57600183039250600a81066030018353600a81049050806122ba576122bf565b612294565b508181036020830392508083525050919050565b600060c0600560008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054901c9050919050565b60008060208367ffffffffffffffff16901c9150829050915091565b60009392505050565b600033905090565b61235783836124c7565b60008373ffffffffffffffffffffffffffffffffffffffff163b146123e557600080549050600083820390505b61239760008683806001019450866120a0565b6123cd576040517fd1a57ed600000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b8181106123845781600054146123e257600080fd5b50505b505050565b60008163ffffffff1660208463ffffffff1667ffffffffffffffff16901b17905092915050565b6000600560008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020549050600082905060c081901b77ffffffffffffffffffffffffffffffffffffffffffffffff831617915081600560008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000208190555050505050565b6000805490506000821415612508576040517fb562e8dd00000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b6125156000848385611e39565b600160406001901b178202600560008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000206000828254019250508190555061258c8361257d6000866000611e3f565b61258685612684565b17611e67565b6004600083815260200190815260200160002081905550600080838301905073ffffffffffffffffffffffffffffffffffffffff85169150828260007fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef600080a4600183015b81811461262d57808360007fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef600080a46001810190506125f2565b506000821415612669576040517f2e07630000000000000000000000000000000000000000000000000000000000815260040160405180910390fd5b80600081905550505061267f6000848385611e92565b505050565b60006001821460e11b9050919050565b8280546126a0906130e9565b90600052602060002090601f0160209004810192826126c25760008555612709565b82601f106126db57803560ff1916838001178555612709565b82800160010185558215612709579182015b828111156127085782358255916020019190600101906126ed565b5b509050612716919061271a565b5090565b5b8082111561273357600081600090555060010161271b565b5090565b6000604051905090565b600080fd5b600080fd5b60007fffffffff0000000000000000000000000000000000000000000000000000000082169050919050565b6127808161274b565b811461278b57600080fd5b50565b60008135905061279d81612777565b92915050565b6000602082840312156127b9576127b8612741565b5b60006127c78482850161278e565b91505092915050565b60008115159050919050565b6127e5816127d0565b82525050565b600060208201905061280060008301846127dc565b92915050565b600081519050919050565b600082825260208201905092915050565b60005b83811015612840578082015181840152602081019050612825565b8381111561284f576000848401525b50505050565b6000601f19601f8301169050919050565b600061287182612806565b61287b8185612811565b935061288b818560208601612822565b61289481612855565b840191505092915050565b600060208201905081810360008301526128b98184612866565b905092915050565b6000819050919050565b6128d4816128c1565b81146128df57600080fd5b50565b6000813590506128f1816128cb565b92915050565b60006020828403121561290d5761290c612741565b5b600061291b848285016128e2565b91505092915050565b600073ffffffffffffffffffffffffffffffffffffffff82169050919050565b600061294f82612924565b9050919050565b61295f81612944565b82525050565b600060208201905061297a6000830184612956565b92915050565b61298981612944565b811461299457600080fd5b50565b6000813590506129a681612980565b92915050565b600080604083850312156129c3576129c2612741565b5b60006129d185828601612997565b92505060206129e2858286016128e2565b9150509250929050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052602160045260246000fd5b60058110612a2c57612a2b6129ec565b5b50565b6000819050612a3d82612a1b565b919050565b6000612a4d82612a2f565b9050919050565b612a5d81612a42565b82525050565b6000602082019050612a786000830184612a54565b92915050565b612a87816128c1565b82525050565b6000602082019050612aa26000830184612a7e565b92915050565b600080600060608486031215612ac157612ac0612741565b5b6000612acf86828701612997565b9350506020612ae086828701612997565b9250506040612af1868287016128e2565b9150509250925092565b60058110612b0857600080fd5b50565b600081359050612b1a81612afb565b92915050565b600060208284031215612b3657612b35612741565b5b6000612b4484828501612b0b565b91505092915050565b600080fd5b600080fd5b600080fd5b60008083601f840112612b7257612b71612b4d565b5b8235905067ffffffffffffffff811115612b8f57612b8e612b52565b5b602083019150836001820283011115612bab57612baa612b57565b5b9250929050565b60008060208385031215612bc957612bc8612741565b5b600083013567ffffffffffffffff811115612be757612be6612746565b5b612bf385828601612b5c565b92509250509250929050565b600060208284031215612c1557612c14612741565b5b6000612c2384828501612997565b91505092915050565b600060ff82169050919050565b612c4281612c2c565b82525050565b6000602082019050612c5d6000830184612c39565b92915050565b612c6c81612c2c565b8114612c7757600080fd5b50565b600081359050612c8981612c63565b92915050565b600060208284031215612ca557612ca4612741565b5b6000612cb384828501612c7a565b91505092915050565b60008083601f840112612cd257612cd1612b4d565b5b8235905067ffffffffffffffff811115612cef57612cee612b52565b5b602083019150836020820283011115612d0b57612d0a612b57565b5b9250929050565b60008083601f840112612d2857612d27612b4d565b5b8235905067ffffffffffffffff811115612d4557612d44612b52565b5b602083019150836020820283011115612d6157612d60612b57565b5b9250929050565b60008060008060408587031215612d8257612d81612741565b5b600085013567ffffffffffffffff811115612da057612d9f612746565b5b612dac87828801612cbc565b9450945050602085013567ffffffffffffffff811115612dcf57612dce612746565b5b612ddb87828801612d12565b925092505092959194509250565b612df2816127d0565b8114612dfd57600080fd5b50565b600081359050612e0f81612de9565b92915050565b60008060408385031215612e2c57612e2b612741565b5b6000612e3a85828601612997565b9250506020612e4b85828601612e00565b9150509250929050565b600080fd5b7f4e487b7100000000000000000000000000000000000000000000000000000000600052604160045260246000fd5b612e9282612855565b810181811067ffffffffffffffff82111715612eb157612eb0612e5a565b5b80604052505050565b6000612ec4612737565b9050612ed08282612e89565b919050565b600067ffffffffffffffff821115612ef057612eef612e5a565b5b612ef982612855565b9050602081019050919050565b82818337600083830152505050565b6000612f28612f2384612ed5565b612eba565b905082815260208101848484011115612f4457612f43612e55565b5b612f4f848285612f06565b509392505050565b600082601f830112612f6c57612f6b612b4d565b5b8135612f7c848260208601612f15565b91505092915050565b60008060008060808587031215612f9f57612f9e612741565b5b6000612fad87828801612997565b9450506020612fbe87828801612997565b9350506040612fcf878288016128e2565b925050606085013567ffffffffffffffff811115612ff057612fef612746565b5b612ffc87828801612f57565b91505092959194509250565b600061ffff82169050919050565b61301f81613008565b82525050565b600060208201905061303a6000830184613016565b92915050565b600063ffffffff82169050919050565b61305981613040565b82525050565b60006020820190506130746000830184613050565b92915050565b6000806040838503121561309157613090612741565b5b600061309f85828601612997565b92505060206130b085828601612997565b9150509250929050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052602260045260246000fd5b6000600282049050600182168061310157607f821691505b60208210811415613115576131146130ba565b5b50919050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052601160045260246000fd5b6000613155826128c1565b9150613160836128c1565b9250827fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff038211156131955761319461311b565b5b828201905092915050565b600081905092915050565b50565b60006131bb6000836131a0565b91506131c6826131ab565b600082019050919050565b60006131dc826131ae565b9150819050919050565b7f5265656e7472616e637947756172643a207265656e7472616e742063616c6c00600082015250565b600061321c601f83612811565b9150613227826131e6565b602082019050919050565b6000602082019050818103600083015261324b8161320f565b9050919050565b600061325d826128c1565b9150613268836128c1565b9250817fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff04831182151516156132a1576132a061311b565b5b828202905092915050565b60006132b782613040565b91506132c283613040565b92508263ffffffff038211156132db576132da61311b565b5b828201905092915050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052603260045260246000fd5b6000613320826128c1565b91507fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff8214156133535761335261311b565b5b600182019050919050565b600081905092915050565b600061337482612806565b61337e818561335e565b935061338e818560208601612822565b80840191505092915050565b60006133a68285613369565b91506133b28284613369565b91508190509392505050565b7f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160008201527f6464726573730000000000000000000000000000000000000000000000000000602082015250565b600061341a602683612811565b9150613425826133be565b604082019050919050565b600060208201905081810360008301526134498161340d565b9050919050565b7f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572600082015250565b6000613486602083612811565b915061349182613450565b602082019050919050565b600060208201905081810360008301526134b581613479565b9050919050565b60006134c7826128c1565b91506134d2836128c1565b9250828210156134e5576134e461311b565b5b828203905092915050565b7f4e487b7100000000000000000000000000000000000000000000000000000000600052601260045260246000fd5b600061352a826128c1565b9150613535836128c1565b925082613545576135446134f0565b5b828206905092915050565b600081519050919050565b600082825260208201905092915050565b600061357782613550565b613581818561355b565b9350613591818560208601612822565b61359a81612855565b840191505092915050565b60006080820190506135ba6000830187612956565b6135c76020830186612956565b6135d46040830185612a7e565b81810360608301526135e6818461356c565b905095945050505050565b60008151905061360081612777565b92915050565b60006020828403121561361c5761361b612741565b5b600061362a848285016135f1565b9150509291505056fea2646970667358221220e8884cf2b23b35b4e7cfbece73c8c4de3386a67d5d52822508cd569368b4f1fc64736f6c634300080c0033
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000004033623335656361326664626438663433396566613835396336396334636632656232363339313162653236373533656237626634646333623162303834633266
-----Decoded View---------------
Arg [0] : _provenanceHash (string): 3b35eca2fdbd8f439efa859c69c4cf2eb263911be26753eb7bf4dc3b1b084c2f
-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 3362333565636132666462643866343339656661383539633639633463663265
Arg [3] : 6232363339313162653236373533656237626634646333623162303834633266
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.