Initial commit (by create-cloudflare CLI)

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

@@ -0,0 +1,51 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const native_1 = __importDefault(require("./native"));
+const hash_fn_1 = require("../base/hash-fn");
+/**
+ * @hidden
+ */
+exports.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.
+ */
+function hash(input, { length = hash_fn_1.defaultHashLength } = {}) {
+    return native_1.default.hash(exports.normalizeInput(input), length);
+}
+exports.hash = hash;
+/**
+ * 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.
+ */
+function deriveKey(context, material, { length = hash_fn_1.defaultHashLength } = {}) {
+    const hasher = new native_1.default.Hasher(undefined, context);
+    hasher.update(exports.normalizeInput(material));
+    const result = Buffer.alloc(length);
+    hasher.digest(result);
+    return result;
+}
+exports.deriveKey = deriveKey;
+/**
+ * The keyed hash function. See {@link https://docs.rs/blake3/0.1.3/blake3/fn.keyed_hash.html}.
+ */
+function keyedHash(key, input, { length = hash_fn_1.defaultHashLength } = {}) {
+    const hasher = new native_1.default.Hasher(key);
+    hasher.update(exports.normalizeInput(input));
+    const result = Buffer.alloc(length);
+    hasher.digest(result);
+    return result;
+}
+exports.keyedHash = keyedHash;
+//# sourceMappingURL=hash-fn.js.map