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ContractCreator
Latest 25 from a total of 204 transactions
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Mint | 19849999 | 66 days ago | IN | 0 ETH | 0.03058207 | ||||
Mint | 19848709 | 66 days ago | IN | 0 ETH | 0.00498884 | ||||
Mint | 19848430 | 66 days ago | IN | 0 ETH | 0.00455668 | ||||
Mint | 19846736 | 66 days ago | IN | 0 ETH | 0.02448987 | ||||
Mint | 19839519 | 67 days ago | IN | 0 ETH | 0.00219065 | ||||
Mint | 19838807 | 67 days ago | IN | 0 ETH | 0.00553312 | ||||
Mint | 19838726 | 67 days ago | IN | 0 ETH | 0.00421818 | ||||
Mint | 19838698 | 67 days ago | IN | 0 ETH | 0.00231715 | ||||
Mint | 19838645 | 67 days ago | IN | 0 ETH | 0.00331708 | ||||
Mint | 19838581 | 67 days ago | IN | 0 ETH | 0.00276038 | ||||
Mint | 19838551 | 67 days ago | IN | 0 ETH | 0.00260129 | ||||
Mint | 19837704 | 67 days ago | IN | 0 ETH | 0.00158647 | ||||
Mint | 19837181 | 68 days ago | IN | 0 ETH | 0.0016116 | ||||
Mint | 19837175 | 68 days ago | IN | 0 ETH | 0.00350595 | ||||
Mint | 19837140 | 68 days ago | IN | 0 ETH | 0.00651189 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.0044358 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.00285703 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.00263909 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.0060832 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.00228515 | ||||
Mint | 19837136 | 68 days ago | IN | 0 ETH | 0.00231361 | ||||
Mint | 19834677 | 68 days ago | IN | 0 ETH | 0.00204135 | ||||
Mint | 19834661 | 68 days ago | IN | 0 ETH | 0.00579954 | ||||
Mint | 19834661 | 68 days ago | IN | 0 ETH | 0.00499996 | ||||
Mint | 19834557 | 68 days ago | IN | 0 ETH | 0.00433041 |
Latest 25 internal transactions (View All)
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Contract Name:
Efficax
Compiler Version
v0.8.16+commit.07a7930e
Optimization Enabled:
Yes with 1000 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.16; import "@manifoldxyz/libraries-solidity/contracts/access/AdminControl.sol"; import "@manifoldxyz/creator-core-solidity/contracts/core/IERC721CreatorCore.sol"; import "@manifoldxyz/creator-core-solidity/contracts/core/IERC1155CreatorCore.sol"; import "@manifoldxyz/creator-core-solidity/contracts/extensions/ICreatorExtensionTokenURI.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "./libraries/Base64.sol"; import "./libraries/SSTORE2.sol"; import "./libraries/InflateLib.sol"; contract Efficax is AdminControl, ICreatorExtensionTokenURI{ struct Token { string metadata; string mimeType; address[] chunks; bool deflated; uint totalLength; } struct Options { string metadata; string mimeType; uint quantity; bool deflated; uint totalLength; } /** * @notice The mapping that contains the token data for a given creator contract & token id. */ mapping(address => mapping(uint256 => Token)) public tokenData; /** * @notice A modifier for checking that the sender of the transaction has admin permissions on the Creator Contract they are trying to do something with * * Shamelessly borrowed from the Manifold claim page extension. * * @param creatorContractAddress The Manifold Creator Contract in question */ modifier creatorAdminRequired(address creatorContractAddress) { AdminControl creatorCoreContract = AdminControl(creatorContractAddress); require(creatorCoreContract.isAdmin(msg.sender), 'Wallet is not an administrator for contract'); _; } /** @notice Mints a token with `metadata` of type `mimeType` and image `image` @param creatorContractAddress The Manifold contract to mint to @param options minting details: quantity, metadata, mimeType - quantity The number of editions to mint - metadata The string metadata for the token, expressed as a JSON with no opening or closing bracket, e.g. `"name": "hello!","description": "world!"` - mimeType The mime type for `image` - deflate Whether or not the data is compressed @param image The image data, split into bytes of max len 24576 (EVM contract limit) */ function mint1155( address creatorContractAddress, Options calldata options, bytes[] calldata image ) external creatorAdminRequired(creatorContractAddress) { address[] memory dest = new address[](1); uint256[] memory quantities = new uint256[](1); string[] memory uris = new string[](1); dest[0] = msg.sender; quantities[0] = options.quantity; uint256[] memory tokenIds = IERC1155CreatorCore(creatorContractAddress).mintExtensionNew(dest, quantities, uris); uint256 tokenId = tokenIds[0]; tokenData[creatorContractAddress][tokenId].metadata = options.metadata; tokenData[creatorContractAddress][tokenId].mimeType = options.mimeType; tokenData[creatorContractAddress][tokenId].deflated = options.deflated; tokenData[creatorContractAddress][tokenId].totalLength = options.totalLength; // loop through the image array, appending a new byte array // to the chunks. This is because the contract storage limit // is 24576 but we actually get much further than that before // running out of gas in the block. for (uint8 i = 0; i < image.length; i++) { tokenData[creatorContractAddress][tokenId].chunks.push(SSTORE2.write(image[i])); } } /** @notice Mints a token with `metadata` of type `mimeType` and image `image` @param creatorContractAddress The Manifold contract to mint to @param image The image data, split into bytes of max len 24576 (EVM contract limit) @param options minting details: quantity, metadata, mimeType - quantity The number of editions to mint - metadata The string metadata for the token, expressed as a JSON with no opening or closing bracket, e.g. `"name": "hello!","description": "world!"` - mimeType The mime type for `image` - deflate Whether or not the data is compressed */ function mint( address creatorContractAddress, Options calldata options, bytes[] calldata image ) external creatorAdminRequired(creatorContractAddress) { uint256 tokenId = IERC721CreatorCore(creatorContractAddress).mintExtension(msg.sender); tokenData[creatorContractAddress][tokenId].metadata = options.metadata; tokenData[creatorContractAddress][tokenId].mimeType = options.mimeType; tokenData[creatorContractAddress][tokenId].deflated = options.deflated; tokenData[creatorContractAddress][tokenId].totalLength = options.totalLength; // loop through the image array, appending a new byte array // to the chunks. This is because the contract storage limit // is 24576 but we actually get much further than that before // running out of gas in the block. for (uint8 i = 0; i < image.length; i++) { tokenData[creatorContractAddress][tokenId].chunks.push(SSTORE2.write(image[i])); } } /** @notice Updates a token with `metadata` of type `mimeType` and image `image`. @param creatorContractAddress The Manifold contract to mint to @param tokenId the token to update the data for @param image The image data, split into bytes of max len 24576 (EVM contract limit) @param options minting details: quantity, metadata, mimeType - quantity The number of editions to mint - metadata The string metadata for the token, expressed as a JSON with no opening or closing bracket, e.g. `"name": "hello!","description": "world!"` - mimeType The mime type for `image` - deflate Whether or not the data is compressed */ function updateToken( address creatorContractAddress, uint256 tokenId, bytes[] calldata image, Options calldata options ) external creatorAdminRequired(creatorContractAddress) { if (bytes(options.metadata).length > 0) { tokenData[creatorContractAddress][tokenId].metadata = options.metadata; } if (bytes(options.mimeType).length > 0) { tokenData[creatorContractAddress][tokenId].mimeType = options.mimeType; } tokenData[creatorContractAddress][tokenId].deflated = options.deflated; if (image.length > 0) { delete tokenData[creatorContractAddress][tokenId].chunks; for (uint8 i = 0; i < image.length; i++) { tokenData[creatorContractAddress][tokenId].chunks.push(SSTORE2.write(image[i])); } } } /** @notice Appends chunks of binary data to the chunks for a given token. If your image won't fit in a single "mint" transaction, you can use this to add data to it. @param creatorContractAddress The Manifold contract to mint to @param tokenId The token to add data to @param chunks The chunks of data to add, max length for each individual chunk is 24576 bytes (EVM contract limit) */ function appendChunks( address creatorContractAddress, uint256 tokenId, bytes[] calldata chunks ) external creatorAdminRequired(creatorContractAddress) { for (uint8 i = 0; i < chunks.length; i++) { tokenData[creatorContractAddress][tokenId].chunks.push(SSTORE2.write(chunks[i])); } } /** * @dev packs token data by converting it to base64 and attaching the mime type * * @param creatorContractAddress the contract address containing the token * @param tokenId the token id to pack */ function pack(address creatorContractAddress, uint256 tokenId) public view returns (string memory) { string memory image = string( abi.encodePacked( "data:", tokenData[creatorContractAddress][tokenId].mimeType, ";base64," ) ); bytes memory data; for (uint8 i = 0; i < tokenData[creatorContractAddress][tokenId].chunks.length; i++) { data = abi.encodePacked( data, SSTORE2.read(tokenData[creatorContractAddress][tokenId].chunks[i]) ); } if (tokenData[creatorContractAddress][tokenId].deflated) { (, data) = InflateLib.puff(data, tokenData[creatorContractAddress][tokenId].totalLength); } image = string( abi.encodePacked( image, Base64.encode(data) ) ); return image; } function inflate(bytes memory data, uint length) external pure returns (string memory) { (, bytes memory ourData) = InflateLib.puff(data, length); return string( abi.encodePacked( ourData ) ); } function tokenURI(address creatorContractAddress, uint256 tokenId) external view override returns (string memory) { require(tokenData[creatorContractAddress][tokenId].chunks.length != 0, "Token metadata doesn't exist here"); return string( abi.encodePacked( 'data:application/json;utf8,{', tokenData[creatorContractAddress][tokenId].metadata, ', "image": "', pack(creatorContractAddress, tokenId), '"}' ) ); } function supportsInterface(bytes4 interfaceId) public view virtual override(AdminControl, IERC165) returns (bool) { return interfaceId == type(ICreatorExtensionTokenURI).interfaceId || AdminControl.supportsInterface(interfaceId) || super.supportsInterface(interfaceId); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "@openzeppelin/contracts/utils/Strings.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "@openzeppelin/contracts/utils/introspection/ERC165Checker.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts-upgradeable/utils/AddressUpgradeable.sol"; import "../extensions/ICreatorExtensionTokenURI.sol"; import "../extensions/ICreatorExtensionRoyalties.sol"; import "./ICreatorCore.sol"; /** * @dev Core creator implementation */ abstract contract CreatorCore is ReentrancyGuard, ICreatorCore, ERC165 { using Strings for uint256; using EnumerableSet for EnumerableSet.AddressSet; using AddressUpgradeable for address; uint256 internal _tokenCount = 0; // Base approve transfers address location address internal _approveTransferBase; // Track registered extensions data EnumerableSet.AddressSet internal _extensions; EnumerableSet.AddressSet internal _blacklistedExtensions; // The baseURI for a given extension mapping (address => string) private _extensionBaseURI; mapping (address => bool) private _extensionBaseURIIdentical; // The prefix for any tokens with a uri configured mapping (address => string) private _extensionURIPrefix; // Mapping for individual token URIs mapping (uint256 => string) internal _tokenURIs; // Royalty configurations struct RoyaltyConfig { address payable receiver; uint16 bps; } mapping (address => RoyaltyConfig[]) internal _extensionRoyalty; mapping (uint256 => RoyaltyConfig[]) internal _tokenRoyalty; bytes4 private constant _CREATOR_CORE_V1 = 0x28f10a21; /** * External interface identifiers for royalties */ /** * @dev CreatorCore * * bytes4(keccak256('getRoyalties(uint256)')) == 0xbb3bafd6 * * => 0xbb3bafd6 = 0xbb3bafd6 */ bytes4 private constant _INTERFACE_ID_ROYALTIES_CREATORCORE = 0xbb3bafd6; /** * @dev Rarible: RoyaltiesV1 * * bytes4(keccak256('getFeeRecipients(uint256)')) == 0xb9c4d9fb * bytes4(keccak256('getFeeBps(uint256)')) == 0x0ebd4c7f * * => 0xb9c4d9fb ^ 0x0ebd4c7f = 0xb7799584 */ bytes4 private constant _INTERFACE_ID_ROYALTIES_RARIBLE = 0xb7799584; /** * @dev Foundation * * bytes4(keccak256('getFees(uint256)')) == 0xd5a06d4c * * => 0xd5a06d4c = 0xd5a06d4c */ bytes4 private constant _INTERFACE_ID_ROYALTIES_FOUNDATION = 0xd5a06d4c; /** * @dev EIP-2981 * * bytes4(keccak256("royaltyInfo(uint256,uint256)")) == 0x2a55205a * * => 0x2a55205a = 0x2a55205a */ bytes4 private constant _INTERFACE_ID_ROYALTIES_EIP2981 = 0x2a55205a; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(ICreatorCore).interfaceId || interfaceId == _CREATOR_CORE_V1 || super.supportsInterface(interfaceId) || interfaceId == _INTERFACE_ID_ROYALTIES_CREATORCORE || interfaceId == _INTERFACE_ID_ROYALTIES_RARIBLE || interfaceId == _INTERFACE_ID_ROYALTIES_FOUNDATION || interfaceId == _INTERFACE_ID_ROYALTIES_EIP2981; } /** * @dev Only allows registered extensions to call the specified function */ function requireExtension() internal view { require(_extensions.contains(msg.sender), "Must be registered extension"); } /** * @dev Only allows non-blacklisted extensions */ function requireNonBlacklist(address extension) internal view { require(!_blacklistedExtensions.contains(extension), "Extension blacklisted"); } /** * @dev See {ICreatorCore-getExtensions}. */ function getExtensions() external view override returns (address[] memory extensions) { extensions = new address[](_extensions.length()); for (uint i; i < _extensions.length();) { extensions[i] = _extensions.at(i); unchecked { ++i; } } return extensions; } /** * @dev Register an extension */ function _registerExtension(address extension, string calldata baseURI, bool baseURIIdentical) internal virtual { require(extension != address(this) && extension.isContract(), "Invalid"); emit ExtensionRegistered(extension, msg.sender); _extensionBaseURI[extension] = baseURI; _extensionBaseURIIdentical[extension] = baseURIIdentical; _extensions.add(extension); _setApproveTransferExtension(extension, true); } /** * @dev See {ICreatorCore-setApproveTransferExtension}. */ function setApproveTransferExtension(bool enabled) external override { requireExtension(); _setApproveTransferExtension(msg.sender, enabled); } /** * @dev Set whether or not tokens minted by the extension defers transfer approvals to the extension */ function _setApproveTransferExtension(address extension, bool enabled) internal virtual; /** * @dev Unregister an extension */ function _unregisterExtension(address extension) internal { emit ExtensionUnregistered(extension, msg.sender); _extensions.remove(extension); } /** * @dev Blacklist an extension */ function _blacklistExtension(address extension) internal { require(extension != address(0) && extension != address(this), "Cannot blacklist yourself"); if (_extensions.contains(extension)) { emit ExtensionUnregistered(extension, msg.sender); _extensions.remove(extension); } if (!_blacklistedExtensions.contains(extension)) { emit ExtensionBlacklisted(extension, msg.sender); _blacklistedExtensions.add(extension); } } /** * @dev Set base token uri for an extension */ function _setBaseTokenURIExtension(string calldata uri, bool identical) internal { _extensionBaseURI[msg.sender] = uri; _extensionBaseURIIdentical[msg.sender] = identical; } /** * @dev Set token uri prefix for an extension */ function _setTokenURIPrefixExtension(string calldata prefix) internal { _extensionURIPrefix[msg.sender] = prefix; } /** * @dev Set token uri for a token of an extension */ function _setTokenURIExtension(uint256 tokenId, string calldata uri) internal { require(_tokenExtension(tokenId) == msg.sender, "Invalid token"); _tokenURIs[tokenId] = uri; } /** * @dev Set base token uri for tokens with no extension */ function _setBaseTokenURI(string calldata uri) internal { _extensionBaseURI[address(0)] = uri; } /** * @dev Set token uri prefix for tokens with no extension */ function _setTokenURIPrefix(string calldata prefix) internal { _extensionURIPrefix[address(0)] = prefix; } /** * @dev Set token uri for a token with no extension */ function _setTokenURI(uint256 tokenId, string calldata uri) internal { require(tokenId > 0 && tokenId <= _tokenCount && _tokenExtension(tokenId) == address(0), "Invalid token"); _tokenURIs[tokenId] = uri; } /** * @dev Retrieve a token's URI */ function _tokenURI(uint256 tokenId) internal view returns (string memory) { require(tokenId > 0 && tokenId <= _tokenCount, "Invalid token"); address extension = _tokenExtension(tokenId); require(!_blacklistedExtensions.contains(extension), "Extension blacklisted"); if (bytes(_tokenURIs[tokenId]).length != 0) { if (bytes(_extensionURIPrefix[extension]).length != 0) { return string(abi.encodePacked(_extensionURIPrefix[extension], _tokenURIs[tokenId])); } return _tokenURIs[tokenId]; } if (ERC165Checker.supportsInterface(extension, type(ICreatorExtensionTokenURI).interfaceId)) { return ICreatorExtensionTokenURI(extension).tokenURI(address(this), tokenId); } if (!_extensionBaseURIIdentical[extension]) { return string(abi.encodePacked(_extensionBaseURI[extension], tokenId.toString())); } else { return _extensionBaseURI[extension]; } } /** * Helper to get royalties for a token */ function _getRoyalties(uint256 tokenId) view internal returns (address payable[] memory receivers, uint256[] memory bps) { // Get token level royalties RoyaltyConfig[] memory royalties = _tokenRoyalty[tokenId]; if (royalties.length == 0) { // Get extension specific royalties address extension = _tokenExtension(tokenId); if (extension != address(0)) { if (ERC165Checker.supportsInterface(extension, type(ICreatorExtensionRoyalties).interfaceId)) { (receivers, bps) = ICreatorExtensionRoyalties(extension).getRoyalties(address(this), tokenId); // Extension override exists, just return that if (receivers.length > 0) return (receivers, bps); } royalties = _extensionRoyalty[extension]; } } if (royalties.length == 0) { // Get the default royalty royalties = _extensionRoyalty[address(0)]; } if (royalties.length > 0) { receivers = new address payable[](royalties.length); bps = new uint256[](royalties.length); for (uint i; i < royalties.length;) { receivers[i] = royalties[i].receiver; bps[i] = royalties[i].bps; unchecked { ++i; } } } } /** * Helper to get royalty receivers for a token */ function _getRoyaltyReceivers(uint256 tokenId) view internal returns (address payable[] memory recievers) { (recievers, ) = _getRoyalties(tokenId); } /** * Helper to get royalty basis points for a token */ function _getRoyaltyBPS(uint256 tokenId) view internal returns (uint256[] memory bps) { (, bps) = _getRoyalties(tokenId); } function _getRoyaltyInfo(uint256 tokenId, uint256 value) view internal returns (address receiver, uint256 amount){ (address payable[] memory receivers, uint256[] memory bps) = _getRoyalties(tokenId); require(receivers.length <= 1, "More than 1 royalty receiver"); if (receivers.length == 0) { return (address(this), 0); } return (receivers[0], bps[0]*value/10000); } /** * Set royalties for a token */ function _setRoyalties(uint256 tokenId, address payable[] calldata receivers, uint256[] calldata basisPoints) internal { _checkRoyalties(receivers, basisPoints); delete _tokenRoyalty[tokenId]; _setRoyalties(receivers, basisPoints, _tokenRoyalty[tokenId]); emit RoyaltiesUpdated(tokenId, receivers, basisPoints); } /** * Set royalties for all tokens of an extension */ function _setRoyaltiesExtension(address extension, address payable[] calldata receivers, uint256[] calldata basisPoints) internal { _checkRoyalties(receivers, basisPoints); delete _extensionRoyalty[extension]; _setRoyalties(receivers, basisPoints, _extensionRoyalty[extension]); if (extension == address(0)) { emit DefaultRoyaltiesUpdated(receivers, basisPoints); } else { emit ExtensionRoyaltiesUpdated(extension, receivers, basisPoints); } } /** * Helper function to check that royalties provided are valid */ function _checkRoyalties(address payable[] calldata receivers, uint256[] calldata basisPoints) private pure { require(receivers.length == basisPoints.length, "Invalid input"); uint256 totalBasisPoints; for (uint i; i < basisPoints.length;) { totalBasisPoints += basisPoints[i]; unchecked { ++i; } } require(totalBasisPoints < 10000, "Invalid total royalties"); } /** * Helper function to set royalties */ function _setRoyalties(address payable[] calldata receivers, uint256[] calldata basisPoints, RoyaltyConfig[] storage royalties) private { for (uint i; i < basisPoints.length;) { royalties.push( RoyaltyConfig( { receiver: receivers[i], bps: uint16(basisPoints[i]) } ) ); unchecked { ++i; } } } /** * @dev Set the base contract's approve transfer contract location */ function _setApproveTransferBase(address extension) internal { _approveTransferBase = extension; emit ApproveTransferUpdated(extension); } /** * @dev See {ICreatorCore-getApproveTransfer}. */ function getApproveTransfer() external view override returns (address) { return _approveTransferBase; } /** * @dev Get the extension for the given token */ function _tokenExtension(uint256 tokenId) internal virtual view returns(address); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Core creator interface */ interface ICreatorCore is IERC165 { event ExtensionRegistered(address indexed extension, address indexed sender); event ExtensionUnregistered(address indexed extension, address indexed sender); event ExtensionBlacklisted(address indexed extension, address indexed sender); event MintPermissionsUpdated(address indexed extension, address indexed permissions, address indexed sender); event RoyaltiesUpdated(uint256 indexed tokenId, address payable[] receivers, uint256[] basisPoints); event DefaultRoyaltiesUpdated(address payable[] receivers, uint256[] basisPoints); event ApproveTransferUpdated(address extension); event ExtensionRoyaltiesUpdated(address indexed extension, address payable[] receivers, uint256[] basisPoints); event ExtensionApproveTransferUpdated(address indexed extension, bool enabled); /** * @dev gets address of all extensions */ function getExtensions() external view returns (address[] memory); /** * @dev add an extension. Can only be called by contract owner or admin. * extension address must point to a contract implementing ICreatorExtension. * Returns True if newly added, False if already added. */ function registerExtension(address extension, string calldata baseURI) external; /** * @dev add an extension. Can only be called by contract owner or admin. * extension address must point to a contract implementing ICreatorExtension. * Returns True if newly added, False if already added. */ function registerExtension(address extension, string calldata baseURI, bool baseURIIdentical) external; /** * @dev add an extension. Can only be called by contract owner or admin. * Returns True if removed, False if already removed. */ function unregisterExtension(address extension) external; /** * @dev blacklist an extension. Can only be called by contract owner or admin. * This function will destroy all ability to reference the metadata of any tokens created * by the specified extension. It will also unregister the extension if needed. * Returns True if removed, False if already removed. */ function blacklistExtension(address extension) external; /** * @dev set the baseTokenURI of an extension. Can only be called by extension. */ function setBaseTokenURIExtension(string calldata uri) external; /** * @dev set the baseTokenURI of an extension. Can only be called by extension. * For tokens with no uri configured, tokenURI will return "uri+tokenId" */ function setBaseTokenURIExtension(string calldata uri, bool identical) external; /** * @dev set the common prefix of an extension. Can only be called by extension. * If configured, and a token has a uri set, tokenURI will return "prefixURI+tokenURI" * Useful if you want to use ipfs/arweave */ function setTokenURIPrefixExtension(string calldata prefix) external; /** * @dev set the tokenURI of a token extension. Can only be called by extension that minted token. */ function setTokenURIExtension(uint256 tokenId, string calldata uri) external; /** * @dev set the tokenURI of a token extension for multiple tokens. Can only be called by extension that minted token. */ function setTokenURIExtension(uint256[] memory tokenId, string[] calldata uri) external; /** * @dev set the baseTokenURI for tokens with no extension. Can only be called by owner/admin. * For tokens with no uri configured, tokenURI will return "uri+tokenId" */ function setBaseTokenURI(string calldata uri) external; /** * @dev set the common prefix for tokens with no extension. Can only be called by owner/admin. * If configured, and a token has a uri set, tokenURI will return "prefixURI+tokenURI" * Useful if you want to use ipfs/arweave */ function setTokenURIPrefix(string calldata prefix) external; /** * @dev set the tokenURI of a token with no extension. Can only be called by owner/admin. */ function setTokenURI(uint256 tokenId, string calldata uri) external; /** * @dev set the tokenURI of multiple tokens with no extension. Can only be called by owner/admin. */ function setTokenURI(uint256[] memory tokenIds, string[] calldata uris) external; /** * @dev set a permissions contract for an extension. Used to control minting. */ function setMintPermissions(address extension, address permissions) external; /** * @dev Configure so transfers of tokens created by the caller (must be extension) gets approval * from the extension before transferring */ function setApproveTransferExtension(bool enabled) external; /** * @dev get the extension of a given token */ function tokenExtension(uint256 tokenId) external view returns (address); /** * @dev Set default royalties */ function setRoyalties(address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Set royalties of a token */ function setRoyalties(uint256 tokenId, address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Set royalties of an extension */ function setRoyaltiesExtension(address extension, address payable[] calldata receivers, uint256[] calldata basisPoints) external; /** * @dev Get royalites of a token. Returns list of receivers and basisPoints */ function getRoyalties(uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); // Royalty support for various other standards function getFeeRecipients(uint256 tokenId) external view returns (address payable[] memory); function getFeeBps(uint256 tokenId) external view returns (uint[] memory); function getFees(uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); function royaltyInfo(uint256 tokenId, uint256 value) external view returns (address, uint256); /** * @dev Set the default approve transfer contract location. */ function setApproveTransfer(address extension) external; /** * @dev Get the default approve transfer contract location. */ function getApproveTransfer() external view returns (address); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "./CreatorCore.sol"; /** * @dev Core ERC1155 creator interface */ interface IERC1155CreatorCore is ICreatorCore { /** * @dev mint a token with no extension. Can only be called by an admin. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * @param uris - If no elements, all tokens use the default uri. * If any element is an empty string, the corresponding token uses the default uri. * * * Requirements: If to is a multi-element array, then uris must be empty or single element array * If to is a multi-element array, then amounts must be a single element array or a multi-element array of the same size * If to is a single element array, uris must be empty or the same length as amounts * * Examples: * mintBaseNew(['0x....1', '0x....2'], [1], []) * Mints a single new token, and gives 1 each to '0x....1' and '0x....2'. Token uses default uri. * * mintBaseNew(['0x....1', '0x....2'], [1, 2], []) * Mints a single new token, and gives 1 to '0x....1' and 2 to '0x....2'. Token uses default uri. * * mintBaseNew(['0x....1'], [1, 2], ["", "http://token2.com"]) * Mints two new tokens to '0x....1'. 1 of the first token, 2 of the second. 1st token uses default uri, second uses "http://token2.com". * * @return Returns list of tokenIds minted */ function mintBaseNew(address[] calldata to, uint256[] calldata amounts, string[] calldata uris) external returns (uint256[] memory); /** * @dev batch mint existing token with no extension. Can only be called by an admin. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param tokenIds - Can be a single element array (all recipients get the same token) or a multi-element array * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * * Requirements: If any of the parameters are multi-element arrays, they need to be the same length as other multi-element arrays * * Examples: * mintBaseExisting(['0x....1', '0x....2'], [1], [10]) * Mints 10 of tokenId 1 to each of '0x....1' and '0x....2'. * * mintBaseExisting(['0x....1', '0x....2'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 2 to '0x....2'. * * mintBaseExisting(['0x....1'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 and 20 of tokenId 2 to '0x....1'. * * mintBaseExisting(['0x....1', '0x....2'], [1], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 1 to '0x....2'. * */ function mintBaseExisting(address[] calldata to, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev mint a token from an extension. Can only be called by a registered extension. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * @param uris - If no elements, all tokens use the default uri. * If any element is an empty string, the corresponding token uses the default uri. * * * Requirements: If to is a multi-element array, then uris must be empty or single element array * If to is a multi-element array, then amounts must be a single element array or a multi-element array of the same size * If to is a single element array, uris must be empty or the same length as amounts * * Examples: * mintExtensionNew(['0x....1', '0x....2'], [1], []) * Mints a single new token, and gives 1 each to '0x....1' and '0x....2'. Token uses default uri. * * mintExtensionNew(['0x....1', '0x....2'], [1, 2], []) * Mints a single new token, and gives 1 to '0x....1' and 2 to '0x....2'. Token uses default uri. * * mintExtensionNew(['0x....1'], [1, 2], ["", "http://token2.com"]) * Mints two new tokens to '0x....1'. 1 of the first token, 2 of the second. 1st token uses default uri, second uses "http://token2.com". * * @return Returns list of tokenIds minted */ function mintExtensionNew(address[] calldata to, uint256[] calldata amounts, string[] calldata uris) external returns (uint256[] memory); /** * @dev batch mint existing token from extension. Can only be called by a registered extension. * * @param to - Can be a single element array (all tokens go to same address) or multi-element array (single token to many recipients) * @param tokenIds - Can be a single element array (all recipients get the same token) or a multi-element array * @param amounts - Can be a single element array (all recipients get the same amount) or a multi-element array * * Requirements: If any of the parameters are multi-element arrays, they need to be the same length as other multi-element arrays * * Examples: * mintExtensionExisting(['0x....1', '0x....2'], [1], [10]) * Mints 10 of tokenId 1 to each of '0x....1' and '0x....2'. * * mintExtensionExisting(['0x....1', '0x....2'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 2 to '0x....2'. * * mintExtensionExisting(['0x....1'], [1, 2], [10, 20]) * Mints 10 of tokenId 1 and 20 of tokenId 2 to '0x....1'. * * mintExtensionExisting(['0x....1', '0x....2'], [1], [10, 20]) * Mints 10 of tokenId 1 to '0x....1' and 20 of tokenId 1 to '0x....2'. * */ function mintExtensionExisting(address[] calldata to, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev burn tokens. Can only be called by token owner or approved address. * On burn, calls back to the registered extension's onBurn method */ function burn(address account, uint256[] calldata tokenIds, uint256[] calldata amounts) external; /** * @dev Total amount of tokens in with a given tokenId. */ function totalSupply(uint256 tokenId) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "./ICreatorCore.sol"; /** * @dev Core ERC721 creator interface */ interface IERC721CreatorCore is ICreatorCore { /** * @dev mint a token with no extension. Can only be called by an admin. * Returns tokenId minted */ function mintBase(address to) external returns (uint256); /** * @dev mint a token with no extension. Can only be called by an admin. * Returns tokenId minted */ function mintBase(address to, string calldata uri) external returns (uint256); /** * @dev batch mint a token with no extension. Can only be called by an admin. * Returns tokenId minted */ function mintBaseBatch(address to, uint16 count) external returns (uint256[] memory); /** * @dev batch mint a token with no extension. Can only be called by an admin. * Returns tokenId minted */ function mintBaseBatch(address to, string[] calldata uris) external returns (uint256[] memory); /** * @dev mint a token. Can only be called by a registered extension. * Returns tokenId minted */ function mintExtension(address to) external returns (uint256); /** * @dev mint a token. Can only be called by a registered extension. * Returns tokenId minted */ function mintExtension(address to, string calldata uri) external returns (uint256); /** * @dev mint a token. Can only be called by a registered extension. * Returns tokenId minted */ function mintExtension(address to, uint80 data) external returns (uint256); /** * @dev batch mint a token. Can only be called by a registered extension. * Returns tokenIds minted */ function mintExtensionBatch(address to, uint16 count) external returns (uint256[] memory); /** * @dev batch mint a token. Can only be called by a registered extension. * Returns tokenId minted */ function mintExtensionBatch(address to, string[] calldata uris) external returns (uint256[] memory); /** * @dev batch mint a token. Can only be called by a registered extension. * Returns tokenId minted */ function mintExtensionBatch(address to, uint80[] calldata data) external returns (uint256[] memory); /** * @dev burn a token. Can only be called by token owner or approved address. * On burn, calls back to the registered extension's onBurn method */ function burn(uint256 tokenId) external; /** * @dev get token data */ function tokenData(uint256 tokenId) external view returns (uint80); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Implement this if you want your extension to have overloadable royalties */ interface ICreatorExtensionRoyalties is IERC165 { /** * Get the royalties for a given creator/tokenId */ function getRoyalties(address creator, uint256 tokenId) external view returns (address payable[] memory, uint256[] memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Implement this if you want your extension to have overloadable URI's */ interface ICreatorExtensionTokenURI is IERC165 { /** * Get the uri for a given creator/tokenId */ function tokenURI(address creator, uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/ERC165.sol"; import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "./IAdminControl.sol"; abstract contract AdminControl is Ownable, IAdminControl, ERC165 { using EnumerableSet for EnumerableSet.AddressSet; // Track registered admins EnumerableSet.AddressSet private _admins; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IAdminControl).interfaceId || super.supportsInterface(interfaceId); } /** * @dev Only allows approved admins to call the specified function */ modifier adminRequired() { require(owner() == msg.sender || _admins.contains(msg.sender), "AdminControl: Must be owner or admin"); _; } /** * @dev See {IAdminControl-getAdmins}. */ function getAdmins() external view override returns (address[] memory admins) { admins = new address[](_admins.length()); for (uint i = 0; i < _admins.length(); i++) { admins[i] = _admins.at(i); } return admins; } /** * @dev See {IAdminControl-approveAdmin}. */ function approveAdmin(address admin) external override onlyOwner { if (!_admins.contains(admin)) { emit AdminApproved(admin, msg.sender); _admins.add(admin); } } /** * @dev See {IAdminControl-revokeAdmin}. */ function revokeAdmin(address admin) external override onlyOwner { if (_admins.contains(admin)) { emit AdminRevoked(admin, msg.sender); _admins.remove(admin); } } /** * @dev See {IAdminControl-isAdmin}. */ function isAdmin(address admin) public override view returns (bool) { return (owner() == admin || _admins.contains(admin)); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "@openzeppelin/contracts/utils/introspection/IERC165.sol"; /** * @dev Interface for admin control */ interface IAdminControl is IERC165 { event AdminApproved(address indexed account, address indexed sender); event AdminRevoked(address indexed account, address indexed sender); /** * @dev gets address of all admins */ function getAdmins() external view returns (address[] memory); /** * @dev add an admin. Can only be called by contract owner. */ function approveAdmin(address admin) external; /** * @dev remove an admin. Can only be called by contract owner. */ function revokeAdmin(address admin) external; /** * @dev checks whether or not given address is an admin * Returns True if they are */ function isAdmin(address admin) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) pragma solidity ^0.8.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.2) (utils/introspection/ERC165Checker.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Library used to query support of an interface declared via {IERC165}. * * Note that these functions return the actual result of the query: they do not * `revert` if an interface is not supported. It is up to the caller to decide * what to do in these cases. */ library ERC165Checker { // As per the EIP-165 spec, no interface should ever match 0xffffffff bytes4 private constant _INTERFACE_ID_INVALID = 0xffffffff; /** * @dev Returns true if `account` supports the {IERC165} interface. */ function supportsERC165(address account) internal view returns (bool) { // Any contract that implements ERC165 must explicitly indicate support of // InterfaceId_ERC165 and explicitly indicate non-support of InterfaceId_Invalid return supportsERC165InterfaceUnchecked(account, type(IERC165).interfaceId) && !supportsERC165InterfaceUnchecked(account, _INTERFACE_ID_INVALID); } /** * @dev Returns true if `account` supports the interface defined by * `interfaceId`. Support for {IERC165} itself is queried automatically. * * See {IERC165-supportsInterface}. */ function supportsInterface(address account, bytes4 interfaceId) internal view returns (bool) { // query support of both ERC165 as per the spec and support of _interfaceId return supportsERC165(account) && supportsERC165InterfaceUnchecked(account, interfaceId); } /** * @dev Returns a boolean array where each value corresponds to the * interfaces passed in and whether they're supported or not. This allows * you to batch check interfaces for a contract where your expectation * is that some interfaces may not be supported. * * See {IERC165-supportsInterface}. * * _Available since v3.4._ */ function getSupportedInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool[] memory) { // an array of booleans corresponding to interfaceIds and whether they're supported or not bool[] memory interfaceIdsSupported = new bool[](interfaceIds.length); // query support of ERC165 itself if (supportsERC165(account)) { // query support of each interface in interfaceIds for (uint256 i = 0; i < interfaceIds.length; i++) { interfaceIdsSupported[i] = supportsERC165InterfaceUnchecked(account, interfaceIds[i]); } } return interfaceIdsSupported; } /** * @dev Returns true if `account` supports all the interfaces defined in * `interfaceIds`. Support for {IERC165} itself is queried automatically. * * Batch-querying can lead to gas savings by skipping repeated checks for * {IERC165} support. * * See {IERC165-supportsInterface}. */ function supportsAllInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool) { // query support of ERC165 itself if (!supportsERC165(account)) { return false; } // query support of each interface in interfaceIds for (uint256 i = 0; i < interfaceIds.length; i++) { if (!supportsERC165InterfaceUnchecked(account, interfaceIds[i])) { return false; } } // all interfaces supported return true; } /** * @notice Query if a contract implements an interface, does not check ERC165 support * @param account The address of the contract to query for support of an interface * @param interfaceId The interface identifier, as specified in ERC-165 * @return true if the contract at account indicates support of the interface with * identifier interfaceId, false otherwise * @dev Assumes that account contains a contract that supports ERC165, otherwise * the behavior of this method is undefined. This precondition can be checked * with {supportsERC165}. * * Some precompiled contracts will falsely indicate support for a given interface, so caution * should be exercised when using this function. * * Interface identification is specified in ERC-165. */ function supportsERC165InterfaceUnchecked(address account, bytes4 interfaceId) internal view returns (bool) { // prepare call bytes memory encodedParams = abi.encodeWithSelector(IERC165.supportsInterface.selector, interfaceId); // perform static call bool success; uint256 returnSize; uint256 returnValue; assembly { success := staticcall(30000, account, add(encodedParams, 0x20), mload(encodedParams), 0x00, 0x20) returnSize := returndatasize() returnValue := mload(0x00) } return success && returnSize >= 0x20 && returnValue > 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol) pragma solidity ^0.8.0; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Down, // Toward negative infinity Up, // Toward infinity Zero // Toward zero } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return a > b ? a : b; } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return a < b ? a : b; } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds up instead * of rounding down. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b - 1) / b can overflow on addition, so we distribute. return a == 0 ? 0 : (a - 1) / b + 1; } /** * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0 * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) * with further edits by Uniswap Labs also under MIT license. */ function mulDiv( uint256 x, uint256 y, uint256 denominator ) internal pure returns (uint256 result) { unchecked { // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = prod1 * 2^256 + prod0. uint256 prod0; // Least significant 256 bits of the product uint256 prod1; // Most significant 256 bits of the product assembly { let mm := mulmod(x, y, not(0)) prod0 := mul(x, y) prod1 := sub(sub(mm, prod0), lt(mm, prod0)) } // Handle non-overflow cases, 256 by 256 division. if (prod1 == 0) { return prod0 / denominator; } // Make sure the result is less than 2^256. Also prevents denominator == 0. require(denominator > prod1); /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [prod1 prod0]. uint256 remainder; assembly { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. prod1 := sub(prod1, gt(remainder, prod0)) prod0 := sub(prod0, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1. // See https://cs.stackexchange.com/q/138556/92363. // Does not overflow because the denominator cannot be zero at this stage in the function. uint256 twos = denominator & (~denominator + 1); assembly { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [prod1 prod0] by twos. prod0 := div(prod0, twos) // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from prod1 into prod0. prod0 |= prod1 * twos; // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv = 1 mod 2^4. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works // in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2^8 inverse *= 2 - denominator * inverse; // inverse mod 2^16 inverse *= 2 - denominator * inverse; // inverse mod 2^32 inverse *= 2 - denominator * inverse; // inverse mod 2^64 inverse *= 2 - denominator * inverse; // inverse mod 2^128 inverse *= 2 - denominator * inverse; // inverse mod 2^256 // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1 // is no longer required. result = prod0 * inverse; return result; } } /** * @notice Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv( uint256 x, uint256 y, uint256 denominator, Rounding rounding ) internal pure returns (uint256) { uint256 result = mulDiv(x, y, denominator); if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) { result += 1; } return result; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down. * * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11). */ function sqrt(uint256 a) internal pure returns (uint256) { if (a == 0) { return 0; } // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target. // // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`. // // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)` // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))` // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)` // // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit. uint256 result = 1 << (log2(a) >> 1); // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128, // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision // into the expected uint128 result. unchecked { result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; result = (result + a / result) >> 1; return min(result, a / result); } } /** * @notice Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + (rounding == Rounding.Up && result * result < a ? 1 : 0); } } /** * @dev Return the log in base 2, rounded down, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 128; } if (value >> 64 > 0) { value >>= 64; result += 64; } if (value >> 32 > 0) { value >>= 32; result += 32; } if (value >> 16 > 0) { value >>= 16; result += 16; } if (value >> 8 > 0) { value >>= 8; result += 8; } if (value >> 4 > 0) { value >>= 4; result += 4; } if (value >> 2 > 0) { value >>= 2; result += 2; } if (value >> 1 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0); } } /** * @dev Return the log in base 10, rounded down, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10**64) { value /= 10**64; result += 64; } if (value >= 10**32) { value /= 10**32; result += 32; } if (value >= 10**16) { value /= 10**16; result += 16; } if (value >= 10**8) { value /= 10**8; result += 8; } if (value >= 10**4) { value /= 10**4; result += 4; } if (value >= 10**2) { value /= 10**2; result += 2; } if (value >= 10**1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0); } } /** * @dev Return the log in base 256, rounded down, of a positive value. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >> 128 > 0) { value >>= 128; result += 16; } if (value >> 64 > 0) { value >>= 64; result += 8; } if (value >> 32 > 0) { value >>= 32; result += 4; } if (value >> 16 > 0) { value >>= 16; result += 2; } if (value >> 8 > 0) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol) pragma solidity ^0.8.0; import "./math/Math.sol"; /** * @dev String operations. */ library Strings { bytes16 private constant _SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { unchecked { uint256 length = Math.log10(value) + 1; string memory buffer = new string(length); uint256 ptr; /// @solidity memory-safe-assembly assembly { ptr := add(buffer, add(32, length)) } while (true) { ptr--; /// @solidity memory-safe-assembly assembly { mstore8(ptr, byte(mod(value, 10), _SYMBOLS)) } value /= 10; if (value == 0) break; } return buffer; } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { unchecked { return toHexString(value, Math.log256(value) + 1); } } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. pragma solidity ^0.8.0; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * * ``` * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`) * and `uint256` (`UintSet`) are supported. * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure * unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an * array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position of the value in the `values` array, plus 1 because index 0 // means a value is not in the set. mapping(bytes32 => uint256) _indexes; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._indexes[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We read and store the value's index to prevent multiple reads from the same storage slot uint256 valueIndex = set._indexes[value]; if (valueIndex != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 toDeleteIndex = valueIndex - 1; uint256 lastIndex = set._values.length - 1; if (lastIndex != toDeleteIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the last value to the index where the value to delete is set._values[toDeleteIndex] = lastValue; // Update the index for the moved value set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex } // Delete the slot where the moved value was stored set._values.pop(); // Delete the index for the deleted slot delete set._indexes[value]; return true; } else { return false; } } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._indexes[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values in the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; /// @solidity memory-safe-assembly assembly { result := store } return result; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// [MIT License] /// @title Base64 /// @notice Provides a function for encoding some bytes in base64 /// @author Brecht Devos <[email protected]> library Base64 { bytes internal constant TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; /// @notice Encodes some bytes to the base64 representation function encode(bytes memory data) internal pure returns (string memory) { uint256 len = data.length; if (len == 0) return ""; // multiply by 4/3 rounded up uint256 encodedLen = 4 * ((len + 2) / 3); // Add some extra buffer at the end bytes memory result = new bytes(encodedLen + 32); bytes memory table = TABLE; assembly { let tablePtr := add(table, 1) let resultPtr := add(result, 32) for { let i := 0 } lt(i, len) { } { i := add(i, 3) let input := and(mload(add(data, i)), 0xffffff) let out := mload(add(tablePtr, and(shr(18, input), 0x3F))) out := shl(8, out) out := add( out, and(mload(add(tablePtr, and(shr(12, input), 0x3F))), 0xFF) ) out := shl(8, out) out := add( out, and(mload(add(tablePtr, and(shr(6, input), 0x3F))), 0xFF) ) out := shl(8, out) out := add( out, and(mload(add(tablePtr, and(input, 0x3F))), 0xFF) ) out := shl(224, out) mstore(resultPtr, out) resultPtr := add(resultPtr, 4) } switch mod(len, 3) case 1 { mstore(sub(resultPtr, 2), shl(240, 0x3d3d)) } case 2 { mstore(sub(resultPtr, 1), shl(248, 0x3d)) } mstore(result, encodedLen) } return string(result); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; library Bytecode { error InvalidCodeAtRange(uint256 _size, uint256 _start, uint256 _end); /** @notice Generate a creation code that results on a contract with `_code` as bytecode @param _code The returning value of the resulting `creationCode` @return creationCode (constructor) for new contract */ function creationCodeFor(bytes memory _code) internal pure returns (bytes memory) { /* 0x00 0x63 0x63XXXXXX PUSH4 _code.length size 0x01 0x80 0x80 DUP1 size size 0x02 0x60 0x600e PUSH1 14 14 size size 0x03 0x60 0x6000 PUSH1 00 0 14 size size 0x04 0x39 0x39 CODECOPY size 0x05 0x60 0x6000 PUSH1 00 0 size 0x06 0xf3 0xf3 RETURN <CODE> */ return abi.encodePacked( hex"63", uint32(_code.length), hex"80_60_0E_60_00_39_60_00_F3", _code ); } /** @notice Returns the size of the code on a given address @param _addr Address that may or may not contain code @return size of the code on the given `_addr` */ function codeSize(address _addr) internal view returns (uint256 size) { assembly { size := extcodesize(_addr) } } /** @notice Returns the code of a given address @dev It will fail if `_end < _start` @param _addr Address that may or may not contain code @param _start number of bytes of code to skip on read @param _end index before which to end extraction @return oCode read from `_addr` deployed bytecode Forked from: https://gist.github.com/KardanovIR/fe98661df9338c842b4a30306d507fbd */ function codeAt(address _addr, uint256 _start, uint256 _end) internal view returns (bytes memory oCode) { uint256 csize = codeSize(_addr); if (csize == 0) return bytes(""); if (_start > csize) return bytes(""); if (_end < _start) revert InvalidCodeAtRange(csize, _start, _end); unchecked { uint256 reqSize = _end - _start; uint256 maxSize = csize - _start; uint256 size = maxSize < reqSize ? maxSize : reqSize; assembly { // allocate output byte array - this could also be done without assembly // by using o_code = new bytes(size) oCode := mload(0x40) // new "memory end" including padding mstore(0x40, add(oCode, and(add(add(size, 0x20), 0x1f), not(0x1f)))) // store length in memory mstore(oCode, size) // actually retrieve the code, this needs assembly extcodecopy(_addr, add(oCode, 0x20), _start, size) } } } }
// SPDX-License-Identifier: Apache-2.0 pragma solidity >=0.8.0 <0.9.0; /// @notice Based on https://github.com/madler/zlib/blob/master/contrib/puff library InflateLib { // Maximum bits in a code uint256 constant MAXBITS = 15; // Maximum number of literal/length codes uint256 constant MAXLCODES = 286; // Maximum number of distance codes uint256 constant MAXDCODES = 30; // Maximum codes lengths to read uint256 constant MAXCODES = (MAXLCODES + MAXDCODES); // Number of fixed literal/length codes uint256 constant FIXLCODES = 288; // Error codes enum ErrorCode { ERR_NONE, // 0 successful inflate ERR_NOT_TERMINATED, // 1 available inflate data did not terminate ERR_OUTPUT_EXHAUSTED, // 2 output space exhausted before completing inflate ERR_INVALID_BLOCK_TYPE, // 3 invalid block type (type == 3) ERR_STORED_LENGTH_NO_MATCH, // 4 stored block length did not match one's complement ERR_TOO_MANY_LENGTH_OR_DISTANCE_CODES, // 5 dynamic block code description: too many length or distance codes ERR_CODE_LENGTHS_CODES_INCOMPLETE, // 6 dynamic block code description: code lengths codes incomplete ERR_REPEAT_NO_FIRST_LENGTH, // 7 dynamic block code description: repeat lengths with no first length ERR_REPEAT_MORE, // 8 dynamic block code description: repeat more than specified lengths ERR_INVALID_LITERAL_LENGTH_CODE_LENGTHS, // 9 dynamic block code description: invalid literal/length code lengths ERR_INVALID_DISTANCE_CODE_LENGTHS, // 10 dynamic block code description: invalid distance code lengths ERR_MISSING_END_OF_BLOCK, // 11 dynamic block code description: missing end-of-block code ERR_INVALID_LENGTH_OR_DISTANCE_CODE, // 12 invalid literal/length or distance code in fixed or dynamic block ERR_DISTANCE_TOO_FAR, // 13 distance is too far back in fixed or dynamic block ERR_CONSTRUCT // 14 internal: error in construct() } // Input and output state struct State { ////////////////// // Output state // ////////////////// // Output buffer bytes output; // Bytes written to out so far uint256 outcnt; ///////////////// // Input state // ///////////////// // Input buffer bytes input; // Bytes read so far uint256 incnt; //////////////// // Temp state // //////////////// // Bit buffer uint256 bitbuf; // Number of bits in bit buffer uint256 bitcnt; ////////////////////////// // Static Huffman codes // ////////////////////////// Huffman lencode; Huffman distcode; } // Huffman code decoding tables struct Huffman { uint256[] counts; uint256[] symbols; } function bits(State memory s, uint256 need) private pure returns (ErrorCode, uint256) { // Bit accumulator (can use up to 20 bits) uint256 val; // Load at least need bits into val val = s.bitbuf; while (s.bitcnt < need) { if (s.incnt == s.input.length) { // Out of input return (ErrorCode.ERR_NOT_TERMINATED, 0); } // Load eight bits val |= uint256(uint8(s.input[s.incnt++])) << s.bitcnt; s.bitcnt += 8; } // Drop need bits and update buffer, always zero to seven bits left s.bitbuf = val >> need; s.bitcnt -= need; // Return need bits, zeroing the bits above that uint256 ret = (val & ((1 << need) - 1)); return (ErrorCode.ERR_NONE, ret); } function _stored(State memory s) private pure returns (ErrorCode) { // Length of stored block uint256 len; // Discard leftover bits from current byte (assumes s.bitcnt < 8) s.bitbuf = 0; s.bitcnt = 0; // Get length and check against its one's complement if (s.incnt + 4 > s.input.length) { // Not enough input return ErrorCode.ERR_NOT_TERMINATED; } len = uint256(uint8(s.input[s.incnt++])); len |= uint256(uint8(s.input[s.incnt++])) << 8; if ( uint8(s.input[s.incnt++]) != (~len & 0xFF) || uint8(s.input[s.incnt++]) != ((~len >> 8) & 0xFF) ) { // Didn't match complement! return ErrorCode.ERR_STORED_LENGTH_NO_MATCH; } // Copy len bytes from in to out if (s.incnt + len > s.input.length) { // Not enough input return ErrorCode.ERR_NOT_TERMINATED; } if (s.outcnt + len > s.output.length) { // Not enough output space return ErrorCode.ERR_OUTPUT_EXHAUSTED; } while (len != 0) { // Note: Solidity reverts on underflow, so we decrement here len -= 1; s.output[s.outcnt++] = s.input[s.incnt++]; } // Done with a valid stored block return ErrorCode.ERR_NONE; } function _decode(State memory s, Huffman memory h) private pure returns (ErrorCode, uint256) { // Current number of bits in code uint256 len; // Len bits being decoded uint256 code = 0; // First code of length len uint256 first = 0; // Number of codes of length len uint256 count; // Index of first code of length len in symbol table uint256 index = 0; // Error code ErrorCode err; for (len = 1; len <= MAXBITS; len++) { // Get next bit uint256 tempCode; (err, tempCode) = bits(s, 1); if (err != ErrorCode.ERR_NONE) { return (err, 0); } code |= tempCode; count = h.counts[len]; // If length len, return symbol if (code < first + count) { return (ErrorCode.ERR_NONE, h.symbols[index + (code - first)]); } // Else update for next length index += count; first += count; first <<= 1; code <<= 1; } // Ran out of codes return (ErrorCode.ERR_INVALID_LENGTH_OR_DISTANCE_CODE, 0); } function _construct( Huffman memory h, uint256[] memory lengths, uint256 n, uint256 start ) private pure returns (ErrorCode) { // Current symbol when stepping through lengths[] uint256 symbol; // Current length when stepping through h.counts[] uint256 len; // Number of possible codes left of current length uint256 left; // Offsets in symbol table for each length uint256[MAXBITS + 1] memory offs; // Count number of codes of each length for (len = 0; len <= MAXBITS; len++) { h.counts[len] = 0; } for (symbol = 0; symbol < n; symbol++) { // Assumes lengths are within bounds h.counts[lengths[start + symbol]]++; } // No codes! if (h.counts[0] == n) { // Complete, but decode() will fail return (ErrorCode.ERR_NONE); } // Check for an over-subscribed or incomplete set of lengths // One possible code of zero length left = 1; for (len = 1; len <= MAXBITS; len++) { // One more bit, double codes left left <<= 1; if (left < h.counts[len]) { // Over-subscribed--return error return ErrorCode.ERR_CONSTRUCT; } // Deduct count from possible codes left -= h.counts[len]; } // Generate offsets into symbol table for each length for sorting offs[1] = 0; for (len = 1; len < MAXBITS; len++) { offs[len + 1] = offs[len] + h.counts[len]; } // Put symbols in table sorted by length, by symbol order within each length for (symbol = 0; symbol < n; symbol++) { if (lengths[start + symbol] != 0) { h.symbols[offs[lengths[start + symbol]]++] = symbol; } } // Left > 0 means incomplete return left > 0 ? ErrorCode.ERR_CONSTRUCT : ErrorCode.ERR_NONE; } function _codes( State memory s, Huffman memory lencode, Huffman memory distcode ) private pure returns (ErrorCode) { // Decoded symbol uint256 symbol; // Length for copy uint256 len; // Distance for copy uint256 dist; // TODO Solidity doesn't support constant arrays, but these are fixed at compile-time // Size base for length codes 257..285 uint16[29] memory lens = [ 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258 ]; // Extra bits for length codes 257..285 uint8[29] memory lext = [ 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0 ]; // Offset base for distance codes 0..29 uint16[30] memory dists = [ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577 ]; // Extra bits for distance codes 0..29 uint8[30] memory dext = [ 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13 ]; // Error code ErrorCode err; // Decode literals and length/distance pairs while (symbol != 256) { (err, symbol) = _decode(s, lencode); if (err != ErrorCode.ERR_NONE) { // Invalid symbol return err; } if (symbol < 256) { // Literal: symbol is the byte // Write out the literal if (s.outcnt == s.output.length) { return ErrorCode.ERR_OUTPUT_EXHAUSTED; } s.output[s.outcnt] = bytes1(uint8(symbol)); s.outcnt++; } else if (symbol > 256) { uint256 tempBits; // Length // Get and compute length symbol -= 257; if (symbol >= 29) { // Invalid fixed code return ErrorCode.ERR_INVALID_LENGTH_OR_DISTANCE_CODE; } (err, tempBits) = bits(s, lext[symbol]); if (err != ErrorCode.ERR_NONE) { return err; } len = lens[symbol] + tempBits; // Get and check distance (err, symbol) = _decode(s, distcode); if (err != ErrorCode.ERR_NONE) { // Invalid symbol return err; } (err, tempBits) = bits(s, dext[symbol]); if (err != ErrorCode.ERR_NONE) { return err; } dist = dists[symbol] + tempBits; if (dist > s.outcnt) { // Distance too far back return ErrorCode.ERR_DISTANCE_TOO_FAR; } // Copy length bytes from distance bytes back if (s.outcnt + len > s.output.length) { return ErrorCode.ERR_OUTPUT_EXHAUSTED; } while (len != 0) { // Note: Solidity reverts on underflow, so we decrement here len -= 1; s.output[s.outcnt] = s.output[s.outcnt - dist]; s.outcnt++; } } else { s.outcnt += len; } } // Done with a valid fixed or dynamic block return ErrorCode.ERR_NONE; } function _build_fixed(State memory s) private pure returns (ErrorCode) { // Build fixed Huffman tables // TODO this is all a compile-time constant uint256 symbol; uint256[] memory lengths = new uint256[](FIXLCODES); // Literal/length table for (symbol = 0; symbol < 144; symbol++) { lengths[symbol] = 8; } for (; symbol < 256; symbol++) { lengths[symbol] = 9; } for (; symbol < 280; symbol++) { lengths[symbol] = 7; } for (; symbol < FIXLCODES; symbol++) { lengths[symbol] = 8; } _construct(s.lencode, lengths, FIXLCODES, 0); // Distance table for (symbol = 0; symbol < MAXDCODES; symbol++) { lengths[symbol] = 5; } _construct(s.distcode, lengths, MAXDCODES, 0); return ErrorCode.ERR_NONE; } function _fixed(State memory s) private pure returns (ErrorCode) { // Decode data until end-of-block code return _codes(s, s.lencode, s.distcode); } function _build_dynamic_lengths(State memory s) private pure returns (ErrorCode, uint256[] memory) { uint256 ncode; // Index of lengths[] uint256 index; // Descriptor code lengths uint256[] memory lengths = new uint256[](MAXCODES); // Error code ErrorCode err; // Permutation of code length codes uint8[19] memory order = [16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15]; (err, ncode) = bits(s, 4); if (err != ErrorCode.ERR_NONE) { return (err, lengths); } ncode += 4; // Read code length code lengths (really), missing lengths are zero for (index = 0; index < ncode; index++) { (err, lengths[order[index]]) = bits(s, 3); if (err != ErrorCode.ERR_NONE) { return (err, lengths); } } for (; index < 19; index++) { lengths[order[index]] = 0; } return (ErrorCode.ERR_NONE, lengths); } function _build_dynamic(State memory s) private pure returns ( ErrorCode, Huffman memory, Huffman memory ) { // Number of lengths in descriptor uint256 nlen; uint256 ndist; // Index of lengths[] uint256 index; // Error code ErrorCode err; // Descriptor code lengths uint256[] memory lengths = new uint256[](MAXCODES); // Length and distance codes Huffman memory lencode = Huffman(new uint256[](MAXBITS + 1), new uint256[](MAXLCODES)); Huffman memory distcode = Huffman(new uint256[](MAXBITS + 1), new uint256[](MAXDCODES)); uint256 tempBits; // Get number of lengths in each table, check lengths (err, nlen) = bits(s, 5); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } nlen += 257; (err, ndist) = bits(s, 5); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } ndist += 1; if (nlen > MAXLCODES || ndist > MAXDCODES) { // Bad counts return ( ErrorCode.ERR_TOO_MANY_LENGTH_OR_DISTANCE_CODES, lencode, distcode ); } (err, lengths) = _build_dynamic_lengths(s); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } // Build huffman table for code lengths codes (use lencode temporarily) err = _construct(lencode, lengths, 19, 0); if (err != ErrorCode.ERR_NONE) { // Require complete code set here return ( ErrorCode.ERR_CODE_LENGTHS_CODES_INCOMPLETE, lencode, distcode ); } // Read length/literal and distance code length tables index = 0; while (index < nlen + ndist) { // Decoded value uint256 symbol; // Last length to repeat uint256 len; (err, symbol) = _decode(s, lencode); if (err != ErrorCode.ERR_NONE) { // Invalid symbol return (err, lencode, distcode); } if (symbol < 16) { // Length in 0..15 lengths[index++] = symbol; } else { // Repeat instruction // Assume repeating zeros len = 0; if (symbol == 16) { // Repeat last length 3..6 times if (index == 0) { // No last length! return ( ErrorCode.ERR_REPEAT_NO_FIRST_LENGTH, lencode, distcode ); } // Last length len = lengths[index - 1]; (err, tempBits) = bits(s, 2); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } symbol = 3 + tempBits; } else if (symbol == 17) { // Repeat zero 3..10 times (err, tempBits) = bits(s, 3); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } symbol = 3 + tempBits; } else { // == 18, repeat zero 11..138 times (err, tempBits) = bits(s, 7); if (err != ErrorCode.ERR_NONE) { return (err, lencode, distcode); } symbol = 11 + tempBits; } if (index + symbol > nlen + ndist) { // Too many lengths! return (ErrorCode.ERR_REPEAT_MORE, lencode, distcode); } while (symbol != 0) { // Note: Solidity reverts on underflow, so we decrement here symbol -= 1; // Repeat last or zero symbol times lengths[index++] = len; } } } // Check for end-of-block code -- there better be one! if (lengths[256] == 0) { return (ErrorCode.ERR_MISSING_END_OF_BLOCK, lencode, distcode); } // Build huffman table for literal/length codes err = _construct(lencode, lengths, nlen, 0); if ( err != ErrorCode.ERR_NONE && (err == ErrorCode.ERR_NOT_TERMINATED || err == ErrorCode.ERR_OUTPUT_EXHAUSTED || nlen != lencode.counts[0] + lencode.counts[1]) ) { // Incomplete code ok only for single length 1 code return ( ErrorCode.ERR_INVALID_LITERAL_LENGTH_CODE_LENGTHS, lencode, distcode ); } // Build huffman table for distance codes err = _construct(distcode, lengths, ndist, nlen); if ( err != ErrorCode.ERR_NONE && (err == ErrorCode.ERR_NOT_TERMINATED || err == ErrorCode.ERR_OUTPUT_EXHAUSTED || ndist != distcode.counts[0] + distcode.counts[1]) ) { // Incomplete code ok only for single length 1 code return ( ErrorCode.ERR_INVALID_DISTANCE_CODE_LENGTHS, lencode, distcode ); } return (ErrorCode.ERR_NONE, lencode, distcode); } function _dynamic(State memory s) private pure returns (ErrorCode) { // Length and distance codes Huffman memory lencode; Huffman memory distcode; // Error code ErrorCode err; (err, lencode, distcode) = _build_dynamic(s); if (err != ErrorCode.ERR_NONE) { return err; } // Decode data until end-of-block code return _codes(s, lencode, distcode); } function puff(bytes memory source, uint256 destlen) internal pure returns (ErrorCode, bytes memory) { // Input/output state State memory s = State( new bytes(destlen), 0, source, 0, 0, 0, Huffman(new uint256[](MAXBITS + 1), new uint256[](FIXLCODES)), Huffman(new uint256[](MAXBITS + 1), new uint256[](MAXDCODES)) ); // Temp: last bit uint256 last; // Temp: block type bit uint256 t; // Error code ErrorCode err; // Build fixed Huffman tables err = _build_fixed(s); if (err != ErrorCode.ERR_NONE) { return (err, s.output); } // Process blocks until last block or error while (last == 0) { // One if last block (err, last) = bits(s, 1); if (err != ErrorCode.ERR_NONE) { return (err, s.output); } // Block type 0..3 (err, t) = bits(s, 2); if (err != ErrorCode.ERR_NONE) { return (err, s.output); } err = ( t == 0 ? _stored(s) : ( t == 1 ? _fixed(s) : ( t == 2 ? _dynamic(s) : ErrorCode.ERR_INVALID_BLOCK_TYPE ) ) ); // type == 3, invalid if (err != ErrorCode.ERR_NONE) { // Return with error break; } } return (err, s.output); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./Bytecode.sol"; /** @title A key-value storage with auto-generated keys for storing chunks of data with a lower write & read cost. @author Agustin Aguilar <[email protected]> Readme: https://github.com/0xsequence/sstore2#readme */ library SSTORE2 { error WriteError(); /** @notice Stores `_data` and returns `pointer` as key for later retrieval @dev The pointer is a contract address with `_data` as code @param _data to be written @return pointer Pointer to the written `_data` */ function write(bytes memory _data) internal returns (address pointer) { // Append 00 to _data so contract can't be called // Build init code bytes memory code = Bytecode.creationCodeFor( abi.encodePacked( hex'00', _data ) ); // Deploy contract using create assembly { pointer := create(0, add(code, 32), mload(code)) } // Address MUST be non-zero if (pointer == address(0)) revert WriteError(); } /** @notice Reads the contents of the `_pointer` code as data, skips the first byte @dev The function is intended for reading pointers generated by `write` @param _pointer to be read @return data read from `_pointer` contract */ function read(address _pointer) internal view returns (bytes memory) { return Bytecode.codeAt(_pointer, 1, type(uint256).max); } /** @notice Reads the contents of the `_pointer` code as data, skips the first byte @dev The function is intended for reading pointers generated by `write` @param _pointer to be read @param _start number of bytes to skip @return data read from `_pointer` contract */ function read(address _pointer, uint256 _start) internal view returns (bytes memory) { return Bytecode.codeAt(_pointer, _start + 1, type(uint256).max); } /** @notice Reads the contents of the `_pointer` code as data, skips the first byte @dev The function is intended for reading pointers generated by `write` @param _pointer to be read @param _start number of bytes to skip @param _end index before which to end extraction @return data read from `_pointer` contract */ function read(address _pointer, uint256 _start, uint256 _end) internal view returns (bytes memory) { return Bytecode.codeAt(_pointer, _start + 1, _end + 1); } }
{ "optimizer": { "enabled": true, "runs": 1000 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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Efficax.Options","name":"options","type":"tuple"},{"internalType":"bytes[]","name":"image","type":"bytes[]"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"creatorContractAddress","type":"address"},{"components":[{"internalType":"string","name":"metadata","type":"string"},{"internalType":"string","name":"mimeType","type":"string"},{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"bool","name":"deflated","type":"bool"},{"internalType":"uint256","name":"totalLength","type":"uint256"}],"internalType":"struct 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Efficax.Options","name":"options","type":"tuple"}],"name":"updateToken","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Multichain Portfolio | 26 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.