Add getCommonName and getSubjectAltName Cert utility helpers

[folly.git] / folly / ssl / OpenSSLCertUtils.h

diff --git a/folly/ssl/OpenSSLCertUtils.h b/folly/ssl/OpenSSLCertUtils.h
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+++ b/folly/ssl/OpenSSLCertUtils.h
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+/*
+ * Copyright 2017 Facebook, Inc.
+ *
+ * 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.
+ */
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include <openssl/x509.h>
+
+#include <folly/Optional.h>
+
+namespace folly {
+namespace ssl {
+
+class OpenSSLCertUtils {
+ public:
+  // Note: non-const until OpenSSL 1.1.0
+  static Optional<std::string> getCommonName(X509& x509);
+
+  static std::vector<std::string> getSubjectAltNames(X509& x509);
+};
+}
+}