forked from olcxjas-softworks/LarpixClient
120 lines
No EOL
5 KiB
TypeScript
120 lines
No EOL
5 KiB
TypeScript
import { type Pbkdf2Opt } from './pbkdf2.ts';
|
|
import { type KDFInput, type TArg, type TRet } from './utils.ts';
|
|
/** Callable WebCrypto hash function descriptor. */
|
|
export type WebHash = {
|
|
/**
|
|
* Hashes one message with the selected WebCrypto digest.
|
|
* @param msg - message bytes to hash
|
|
* @returns Promise resolving to digest bytes.
|
|
*/
|
|
(msg: TArg<Uint8Array>): Promise<TRet<Uint8Array>>;
|
|
/** WebCrypto algorithm name passed to `crypto.subtle`. */
|
|
webCryptoName: string;
|
|
/** Digest size in bytes. */
|
|
outputLen: number;
|
|
/** Input block size in bytes. */
|
|
blockLen: number;
|
|
};
|
|
/** WebCrypto SHA1 (RFC 3174) legacy hash function. It was cryptographically broken. */
|
|
/**
|
|
* WebCrypto SHA2-256 hash function from RFC 6234.
|
|
* @param msg - message bytes to hash
|
|
* @returns Promise resolving to digest bytes.
|
|
* @example
|
|
* Hash a message with WebCrypto SHA2-256.
|
|
* ```ts
|
|
* await sha256(new Uint8Array([97, 98, 99]));
|
|
* ```
|
|
*/
|
|
export declare const sha256: TRet<WebHash>;
|
|
/**
|
|
* WebCrypto SHA2-384 hash function from RFC 6234.
|
|
* @param msg - message bytes to hash
|
|
* @returns Promise resolving to digest bytes.
|
|
* @example
|
|
* Hash a message with WebCrypto SHA2-384.
|
|
* ```ts
|
|
* await sha384(new Uint8Array([97, 98, 99]));
|
|
* ```
|
|
*/
|
|
export declare const sha384: TRet<WebHash>;
|
|
/**
|
|
* WebCrypto SHA2-512 hash function from RFC 6234.
|
|
* @param msg - message bytes to hash
|
|
* @returns Promise resolving to digest bytes.
|
|
* @example
|
|
* Hash a message with WebCrypto SHA2-512.
|
|
* ```ts
|
|
* await sha512(new Uint8Array([97, 98, 99]));
|
|
* ```
|
|
*/
|
|
export declare const sha512: TRet<WebHash>;
|
|
/**
|
|
* WebCrypto HMAC: RFC2104 message authentication code.
|
|
* @param hash - function that would be used e.g. sha256. Webcrypto version.
|
|
* @param key - authentication key bytes
|
|
* @param message - message bytes to authenticate
|
|
* @returns Promise resolving to authentication tag bytes.
|
|
* `.create()` exists only to mirror the synchronous API surface
|
|
* and always throws `not implemented`.
|
|
* @example
|
|
* Compute an RFC 2104 HMAC with WebCrypto.
|
|
* ```ts
|
|
* import { hmac, sha256 } from '@noble/hashes/webcrypto.js';
|
|
* await hmac(sha256, new Uint8Array([1, 2, 3]), new Uint8Array([4, 5, 6]));
|
|
* ```
|
|
*/
|
|
type WebHmacFn = {
|
|
(hash: TArg<WebHash>, key: TArg<Uint8Array>, message: TArg<Uint8Array>): Promise<TRet<Uint8Array>>;
|
|
create(hash: TArg<WebHash>, key: TArg<Uint8Array>): any;
|
|
};
|
|
export declare const hmac: TRet<WebHmacFn>;
|
|
/**
|
|
* WebCrypto HKDF (RFC 5869): derive keys from an initial input.
|
|
* Combines hkdf_extract + hkdf_expand in one step
|
|
* @param hash - hash function that would be used (e.g. sha256). Webcrypto version.
|
|
* @param ikm - input keying material, the initial key
|
|
* @param salt - optional salt value (a non-secret random value)
|
|
* @param info - optional context and application specific information bytes
|
|
* @param length - length of output keying material in bytes.
|
|
* RFC 5869 §2.3 allows `0..255*HashLen`, so `0` requests an empty OKM.
|
|
* @returns Promise resolving to derived key bytes.
|
|
* The RFC `L <= 255 * HashLen` bound is currently enforced only by backend
|
|
* `deriveBits()` rejection, not by an explicit library-side guard.
|
|
* @throws If the current runtime does not provide `crypto.subtle`. {@link Error}
|
|
* @example
|
|
* WebCrypto HKDF (RFC 5869): derive keys from an initial input.
|
|
* ```ts
|
|
* import { hkdf, sha256 } from '@noble/hashes/webcrypto.js';
|
|
* import { randomBytes, utf8ToBytes } from '@noble/hashes/utils.js';
|
|
* const inputKey = randomBytes(32);
|
|
* const salt = randomBytes(32);
|
|
* const info = utf8ToBytes('application-key');
|
|
* const okm = await hkdf(sha256, inputKey, salt, info, 32);
|
|
* ```
|
|
*/
|
|
export declare function hkdf(hash: TArg<WebHash>, ikm: TArg<Uint8Array>, salt: TArg<Uint8Array | undefined>, info: TArg<Uint8Array | undefined>, length: number): Promise<TRet<Uint8Array>>;
|
|
/**
|
|
* WebCrypto PBKDF2-HMAC: RFC 8018 key derivation function.
|
|
* @param hash - hash function that would be used e.g. sha256. Webcrypto version.
|
|
* @param password - password from which a derived key is generated; string
|
|
* inputs are normalized through `kdfInputToBytes()`, i.e. UTF-8
|
|
* @param salt - cryptographic salt; string inputs are normalized through
|
|
* `kdfInputToBytes()`, i.e. UTF-8
|
|
* @param opts - PBKDF2 work factor and output settings. `dkLen`, if provided,
|
|
* must be `>= 1` per RFC 8018 §5.2. See {@link Pbkdf2Opt}.
|
|
* @returns Promise resolving to derived key bytes.
|
|
* Positive-iteration enforcement is currently delegated to backend
|
|
* `deriveBits()` rejection (for example `c = 0`), not a dedicated
|
|
* library-side guard.
|
|
* @throws If the current runtime does not provide `crypto.subtle`. {@link Error}
|
|
* @example
|
|
* WebCrypto PBKDF2-HMAC: RFC 2898 key derivation function.
|
|
* ```ts
|
|
* import { pbkdf2, sha256 } from '@noble/hashes/webcrypto.js';
|
|
* const key = await pbkdf2(sha256, 'password', 'salt', { dkLen: 32, c: Math.pow(2, 18) });
|
|
* ```
|
|
*/
|
|
export declare function pbkdf2(hash: TArg<WebHash>, password: TArg<KDFInput>, salt: TArg<KDFInput>, opts: Pbkdf2Opt): Promise<TRet<Uint8Array>>;
|
|
export {};
|
|
//# sourceMappingURL=webcrypto.d.ts.map
|