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authorakiyamn2023-09-24 23:22:21 +1000
committerakiyamn2023-09-24 23:22:21 +1000
commit4e87195739f2a5d9a05451b48773c8afdc680765 (patch)
tree9cba501844a4a11dcbdffc4050ed8189561c55ed /node_modules/blake3-wasm/esm/node-native/hash-fn.js
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+import native from './native.js';
+import { defaultHashLength } from '../base/hash-fn.js';
+/**
+ * @hidden
+ */
+export const normalizeInput = (input, encoding) => {
+ if (input instanceof Buffer) {
+ return input;
+ }
+ if (typeof input === 'string') {
+ return Buffer.from(input, encoding);
+ }
+ return Buffer.from(input);
+};
+/**
+ * Returns a blake3 hash of the input, returning the binary hash data.
+ */
+export function hash(input, { length = defaultHashLength } = {}) {
+ return native.hash(normalizeInput(input), length);
+}
+/**
+ * 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 hasher = new native.Hasher(undefined, context);
+ hasher.update(normalizeInput(material));
+ const result = Buffer.alloc(length);
+ hasher.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 } = {}) {
+ const hasher = new native.Hasher(key);
+ hasher.update(normalizeInput(input));
+ const result = Buffer.alloc(length);
+ hasher.digest(result);
+ return result;
+}
+//# sourceMappingURL=hash-fn.js.map \ No newline at end of file