123456789101112131415161718192021222324252627282930313233343536373839404142 |
- import { inputToArray, defaultHashLength } from '../base/hash-fn.js';
- import { Hash } from './hash.js';
- import { getWasm } from './wasm.js';
- const textEncoder = new TextEncoder();
- /**
- * @hidden
- */
- export const normalizeInput = (input) => inputToArray(typeof input === 'string' ? textEncoder.encode(input) : input);
- /**
- * Returns a blake3 hash of the input.
- */
- export function hash(input, { length = defaultHashLength } = {}) {
- const result = new Hash(length);
- getWasm().hash(normalizeInput(input), result);
- return result;
- }
- /**
- * Given cryptographic key material and a context string, services a subkey of
- * any length. See {@link https://docs.rs/blake3/0.1.3/blake3/fn.derive_key.html}
- * for more information.
- */
- export function deriveKey(context, material, { length = defaultHashLength } = {}) {
- const derive = getWasm().create_derive(context);
- derive.update(normalizeInput(material));
- const result = new Hash(length);
- derive.digest(result);
- return result;
- }
- /**
- * The keyed hash function. See {@link https://docs.rs/blake3/0.1.3/blake3/fn.keyed_hash.html}.
- */
- export function keyedHash(key, input, { length = defaultHashLength } = {}) {
- if (key.length !== 32) {
- throw new Error(`key provided to keyedHash must be 32 bytes, got ${key.length}`);
- }
- const derive = getWasm().create_keyed(key);
- derive.update(normalizeInput(input));
- const result = new Hash(length);
- derive.digest(result);
- return result;
- }
- //# sourceMappingURL=hash-fn.js.map
|