feat: 초기 프로젝트 설정 및 룰.md 파일 추가

api.hyungi.net/node_modules/@simplewebauthn/server/script/helpers/verifySignature.js

@@ -0,0 +1,39 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports._verifySignatureInternals = void 0;
+exports.verifySignature = verifySignature;
+const index_js_1 = require("./iso/index.js");
+const decodeCredentialPublicKey_js_1 = require("./decodeCredentialPublicKey.js");
+const convertX509PublicKeyToCOSE_js_1 = require("./convertX509PublicKeyToCOSE.js");
+/**
+ * Verify an authenticator's signature
+ */
+function verifySignature(opts) {
+    const { signature, data, credentialPublicKey, x509Certificate, hashAlgorithm, } = opts;
+    if (!x509Certificate && !credentialPublicKey) {
+        throw new Error('Must declare either "leafCert" or "credentialPublicKey"');
+    }
+    if (x509Certificate && credentialPublicKey) {
+        throw new Error('Must not declare both "leafCert" and "credentialPublicKey"');
+    }
+    let cosePublicKey = new Map();
+    if (credentialPublicKey) {
+        cosePublicKey = (0, decodeCredentialPublicKey_js_1.decodeCredentialPublicKey)(credentialPublicKey);
+    }
+    else if (x509Certificate) {
+        cosePublicKey = (0, convertX509PublicKeyToCOSE_js_1.convertX509PublicKeyToCOSE)(x509Certificate);
+    }
+    return exports._verifySignatureInternals.stubThis(index_js_1.isoCrypto.verify({
+        cosePublicKey,
+        signature,
+        data,
+        shaHashOverride: hashAlgorithm,
+    }));
+}
+/**
+ * Make it possible to stub the return value during testing
+ * @ignore Don't include this in docs output
+ */
+exports._verifySignatureInternals = {
+    stubThis: (value) => value,
+};