1 files changed, 44 insertions, 0 deletions
diff --git a/payload_consumer/certificate_parser_interface.h b/payload_consumer/certificate_parser_interface.h
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+++ b/payload_consumer/certificate_parser_interface.h
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+//
+// Copyright (C) 2019 The Android Open Source Project
+//
+// 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.
+//
+
+#ifndef UPDATE_ENGINE_CERTIFICATE_PARSER_INTERFACE_H_
+#define UPDATE_ENGINE_CERTIFICATE_PARSER_INTERFACE_H_
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include <openssl/pem.h>
+
+namespace chromeos_update_engine {
+
+// This class parses the PEM encoded X509 certificates from |path|; and
+// passes the parsed public keys to the caller.
+class CertificateParserInterface {
+ public:
+  virtual ~CertificateParserInterface() = default;
+
+  virtual bool ReadPublicKeysFromCertificates(
+      const std::string& path,
+      std::vector<std::unique_ptr<EVP_PKEY, decltype(&EVP_PKEY_free)>>*
+          out_public_keys) = 0;
+};
+
+std::unique_ptr<CertificateParserInterface> CreateCertificateParser();
+
+}  // namespace chromeos_update_engine
+
+#endif