--- /dev/null
+"use strict";
+/**
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+ return new (P || (P = Promise))(function (resolve, reject) {
+ function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+ function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+ function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+ step((generator = generator.apply(thisArg, _arguments || [])).next());
+ });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const crypto = require("crypto");
+class NodeCrypto {
+ sha256DigestBase64(str) {
+ return __awaiter(this, void 0, void 0, function* () {
+ return crypto.createHash('sha256').update(str).digest('base64');
+ });
+ }
+ randomBytesBase64(count) {
+ return crypto.randomBytes(count).toString('base64');
+ }
+ verify(pubkey, data, signature) {
+ return __awaiter(this, void 0, void 0, function* () {
+ const verifier = crypto.createVerify('sha256');
+ verifier.update(data);
+ return verifier.verify(pubkey, signature, 'base64');
+ });
+ }
+ createSign(algorithm) {
+ return crypto.createSign(algorithm);
+ }
+ decodeBase64StringUtf8(base64) {
+ return Buffer.from(base64, 'base64').toString('utf-8');
+ }
+ encodeBase64StringUtf8(text) {
+ return Buffer.from(text, 'utf-8').toString('base64');
+ }
+}
+exports.NodeCrypto = NodeCrypto;
+//# sourceMappingURL=crypto.js.map
\ No newline at end of file