Initial commit (by create-cloudflare CLI)

cool-dawn-3d3b/node_modules/blake3-wasm/esm/node/hash-fn.js

@@ -0,0 +1,40 @@
+import { inputToArray, defaultHashLength } from '../base/hash-fn.js';
+import { hash as rawHash, create_derive as createDerive, create_keyed as createKeyed, } from '../../dist/wasm/nodejs/blake3_js.js';
+/**
+ * @hidden
+ */
+export const normalizeInput = (input, encoding) => inputToArray(typeof input === 'string' ? Buffer.from(input, encoding) : input);
+/**
+ * Returns a blake3 hash of the input, returning the binary hash data.
+ */
+export function hash(input, { length = defaultHashLength } = {}) {
+    const result = Buffer.alloc(length);
+    rawHash(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 = createDerive(context);
+    derive.update(normalizeInput(material));
+    const result = Buffer.alloc(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 = createKeyed(key);
+    derive.update(normalizeInput(input));
+    const result = Buffer.alloc(length);
+    derive.digest(result);
+    return result;
+}
+//# sourceMappingURL=hash-fn.js.map