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{"version":3,"sources":["../../src/core/authenticationKey.ts"],"sourcesContent":["// Copyright © Aptos Foundation\n// SPDX-License-Identifier: Apache-2.0\n\nimport { sha3_256 as sha3Hash } from \"@noble/hashes/sha3\";\nimport { AccountAddress } from \"./accountAddress\";\nimport type { AccountPublicKey } from \"./crypto\";\nimport { Hex } from \"./hex\";\nimport { AuthenticationKeyScheme, HexInput } from \"../types\";\nimport { Serializable, Serializer } from \"../bcs/serializer\";\nimport { Deserializer } from \"../bcs/deserializer\";\n\n/**\n * Represents an authentication key used for account management. Each account stores an authentication key that enables account\n * owners to rotate their private key(s) without changing the address that hosts their account. The authentication key is a\n * SHA3-256 hash of data and is always 32 bytes in length.\n *\n * @see {@link https://aptos.dev/concepts/accounts | Account Basics}\n *\n * Account addresses can be derived from the AuthenticationKey.\n */\nexport class AuthenticationKey extends Serializable {\n /**\n * An authentication key is always a SHA3-256 hash of data, and is always 32 bytes.\n *\n * The data to hash depends on the underlying public key type and the derivation scheme.\n */\n static readonly LENGTH: number = 32;\n\n /**\n * The raw bytes of the authentication key.\n */\n public readonly data: Hex;\n\n /**\n * Creates an instance of the AuthenticationKey using the provided hex input.\n * This ensures that the hex input is valid and conforms to the required length for an Authentication Key.\n *\n * @param args - The arguments for constructing the AuthenticationKey.\n * @param args.data - The hex input data to be used for the Authentication Key.\n * @throws {Error} Throws an error if the length of the provided hex input is not equal to the required Authentication Key\n * length.\n */\n constructor(args: { data: HexInput }) {\n super();\n const { data } = args;\n const hex = Hex.fromHexInput(data);\n if (hex.toUint8Array().length !== AuthenticationKey.LENGTH) {\n throw new Error(`Authentication Key length should be ${AuthenticationKey.LENGTH}`);\n }\n this.data = hex;\n }\n\n /**\n * Serializes the fixed bytes data into a format suitable for transmission or storage.\n *\n * @param serializer - The serializer instance used to perform the serialization.\n */\n serialize(serializer: Serializer): void {\n serializer.serializeFixedBytes(this.data.toUint8Array());\n }\n\n /**\n * Deserialize an AuthenticationKey from the byte buffer in a Deserializer instance.\n * @param deserializer - The deserializer to deserialize the AuthenticationKey from.\n * @returns An instance of AuthenticationKey.\n */\n static deserialize(deserializer: Deserializer): AuthenticationKey {\n const bytes = deserializer.deserializeFixedBytes(AuthenticationKey.LENGTH);\n return new AuthenticationKey({ data: bytes });\n }\n\n /**\n * Convert the internal data representation to a Uint8Array.\n *\n * This function is useful for obtaining a byte representation of the data, which can be utilized for serialization or transmission.\n *\n * @returns Uint8Array representation of the internal data.\n */\n toUint8Array(): Uint8Array {\n return this.data.toUint8Array();\n }\n\n /**\n * Generates an AuthenticationKey from the specified scheme and input bytes.\n * This function is essential for creating a valid authentication key based on a given scheme.\n *\n * @param args - The arguments for generating the AuthenticationKey.\n * @param args.scheme - The authentication key scheme to use.\n * @param args.input - The input data in hexadecimal format to derive the key.\n * @returns An instance of AuthenticationKey containing the generated key data.\n */\n static fromSchemeAndBytes(args: { scheme: AuthenticationKeyScheme; input: HexInput }): AuthenticationKey {\n const { scheme, input } = args;\n const inputBytes = Hex.fromHexInput(input).toUint8Array();\n const hashInput = new Uint8Array([...inputBytes, scheme]);\n const hash = sha3Hash.create();\n hash.update(hashInput);\n const hashDigest = hash.digest();\n return new AuthenticationKey({ data: hashDigest });\n }\n\n /**\n * Derives an AuthenticationKey from the provided public key using a specified derivation scheme.\n *\n * @deprecated Use `fromPublicKey` instead.\n * @param args - The arguments for deriving the authentication key.\n * @param args.publicKey - The public key used for the derivation.\n * @param args.scheme - The scheme to use for deriving the authentication key.\n */\n public static fromPublicKeyAndScheme(args: { publicKey: AccountPublicKey; scheme: AuthenticationKeyScheme }) {\n const { publicKey } = args;\n return publicKey.authKey();\n }\n\n /**\n * Converts a PublicKey to an AuthenticationKey using the derivation scheme inferred from the provided PublicKey instance.\n *\n * @param args - The arguments for the function.\n * @param args.publicKey - The PublicKey to be converted.\n * @returns AuthenticationKey - The derived AuthenticationKey.\n */\n static fromPublicKey(args: { publicKey: AccountPublicKey }): AuthenticationKey {\n const { publicKey } = args;\n return publicKey.authKey();\n }\n\n /**\n * Derives an account address from an AuthenticationKey by translating the AuthenticationKey bytes directly to an AccountAddress.\n *\n * @returns AccountAddress - The derived account address.\n */\n derivedAddress(): AccountAddress {\n return new AccountAddress(this.data.toUint8Array());\n }\n}\n"],"mappings":"2HAGA,OAAS,YAAYA,MAAgB,qBAiB9B,IAAMC,EAAN,MAAMA,UAA0BC,CAAa,CAsBlD,YAAYC,EAA0B,CACpC,MAAM,EACN,GAAM,CAAE,KAAAC,CAAK,EAAID,EACXE,EAAMC,EAAI,aAAaF,CAAI,EACjC,GAAIC,EAAI,aAAa,EAAE,SAAWJ,EAAkB,OAClD,MAAM,IAAI,MAAM,uCAAuCA,EAAkB,MAAM,EAAE,EAEnF,KAAK,KAAOI,CACd,CAOA,UAAUE,EAA8B,CACtCA,EAAW,oBAAoB,KAAK,KAAK,aAAa,CAAC,CACzD,CAOA,OAAO,YAAYC,EAA+C,CAChE,IAAMC,EAAQD,EAAa,sBAAsBP,EAAkB,MAAM,EACzE,OAAO,IAAIA,EAAkB,CAAE,KAAMQ,CAAM,CAAC,CAC9C,CASA,cAA2B,CACzB,OAAO,KAAK,KAAK,aAAa,CAChC,CAWA,OAAO,mBAAmBN,EAA+E,CACvG,GAAM,CAAE,OAAAO,EAAQ,MAAAC,CAAM,EAAIR,EACpBS,EAAaN,EAAI,aAAaK,CAAK,EAAE,aAAa,EAClDE,EAAY,IAAI,WAAW,CAAC,GAAGD,EAAYF,CAAM,CAAC,EAClDI,EAAOC,EAAS,OAAO,EAC7BD,EAAK,OAAOD,CAAS,EACrB,IAAMG,EAAaF,EAAK,OAAO,EAC/B,OAAO,IAAIb,EAAkB,CAAE,KAAMe,CAAW,CAAC,CACnD,CAUA,OAAc,uBAAuBb,EAAwE,CAC3G,GAAM,CAAE,UAAAc,CAAU,EAAId,EACtB,OAAOc,EAAU,QAAQ,CAC3B,CASA,OAAO,cAAcd,EAA0D,CAC7E,GAAM,CAAE,UAAAc,CAAU,EAAId,EACtB,OAAOc,EAAU,QAAQ,CAC3B,CAOA,gBAAiC,CAC/B,OAAO,IAAIC,EAAe,KAAK,KAAK,aAAa,CAAC,CACpD,CACF,EAlHajB,EAMK,OAAiB,GAN5B,IAAMkB,EAANlB","names":["sha3Hash","_AuthenticationKey","Serializable","args","data","hex","Hex","serializer","deserializer","bytes","scheme","input","inputBytes","hashInput","hash","sha3Hash","hashDigest","publicKey","AccountAddress","AuthenticationKey"]}Выполнить команду
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