Erster Commit

2026-08-22 08:40:29 +02:00
commit 875477d425
1961 changed files with 930336 additions and 0 deletions
@@ -0,0 +1,31 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const crypto = require("node:crypto");
+const node_util_1 = require("node:util");
+const dsa_digest_js_1 = require("./dsa_digest.js");
+const node_key_js_1 = require("./node_key.js");
+const sign_js_1 = require("./sign.js");
+const get_sign_verify_key_js_1 = require("./get_sign_verify_key.js");
+const oneShotVerify = (0, node_util_1.promisify)(crypto.verify);
+const verify = async (alg, key, signature, data) => {
+    const k = (0, get_sign_verify_key_js_1.default)(alg, key, 'verify');
+    if (alg.startsWith('HS')) {
+        const expected = await (0, sign_js_1.default)(alg, k, data);
+        const actual = signature;
+        try {
+            return crypto.timingSafeEqual(actual, expected);
+        }
+        catch {
+            return false;
+        }
+    }
+    const algorithm = (0, dsa_digest_js_1.default)(alg);
+    const keyInput = (0, node_key_js_1.default)(alg, k);
+    try {
+        return await oneShotVerify(algorithm, data, keyInput, signature);
+    }
+    catch {
+        return false;
+    }
+};
+exports.default = verify;