update

package/node_modules/@sigstore/verify/dist/tlog/index.js

@@ -0,0 +1,48 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.verifyTLogBody = void 0;
+/*
+Copyright 2023 The Sigstore Authors.
+
+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.
+*/
+const error_1 = require("../error");
+const dsse_1 = require("./dsse");
+const hashedrekord_1 = require("./hashedrekord");
+const intoto_1 = require("./intoto");
+// Verifies that the given tlog entry matches the supplied signature content.
+function verifyTLogBody(entry, sigContent) {
+    const { kind, version } = entry.kindVersion;
+    const body = JSON.parse(entry.canonicalizedBody.toString('utf8'));
+    if (kind !== body.kind || version !== body.apiVersion) {
+        throw new error_1.VerificationError({
+            code: 'TLOG_BODY_ERROR',
+            message: `kind/version mismatch - expected: ${kind}/${version}, received: ${body.kind}/${body.apiVersion}`,
+        });
+    }
+    switch (body.kind) {
+        case 'dsse':
+            return (0, dsse_1.verifyDSSETLogBody)(body, sigContent);
+        case 'intoto':
+            return (0, intoto_1.verifyIntotoTLogBody)(body, sigContent);
+        case 'hashedrekord':
+            return (0, hashedrekord_1.verifyHashedRekordTLogBody)(body, sigContent);
+        /* istanbul ignore next */
+        default:
+            throw new error_1.VerificationError({
+                code: 'TLOG_BODY_ERROR',
+                message: `unsupported kind: ${kind}`,
+            });
+    }
+}
+exports.verifyTLogBody = verifyTLogBody;