Add support for GCM cipher suites from RFC 7714.

webrtc/pc/mediasession.h

 /*
  *  Copyright 2004 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 113 matching lines @@
   bool recv_audio;
   bool recv_video;
   DataChannelType data_channel_type;
   bool is_muc;
   bool vad_enabled;
   bool rtcp_mux_enabled;
   bool bundle_enabled;
   // bps. -1 == auto.
   int video_bandwidth;
   int data_bandwidth;
+  rtc::CryptoOptions crypto_options;
   // content name ("mid") => options.
   std::map<std::string, TransportOptions> transport_options;
 
   struct Stream {
     Stream(MediaType type,
            const std::string& id,
            const std::string& sync_label,
            int num_sim_layers)
         : type(type), id(id), sync_label(sync_label),
           num_sim_layers(num_sim_layers) {
@@ skipping 378 matching lines @@
 const ContentInfo* GetFirstAudioContent(const SessionDescription* sdesc);
 const ContentInfo* GetFirstVideoContent(const SessionDescription* sdesc);
 const ContentInfo* GetFirstDataContent(const SessionDescription* sdesc);
 const AudioContentDescription* GetFirstAudioContentDescription(
     const SessionDescription* sdesc);
 const VideoContentDescription* GetFirstVideoContentDescription(
     const SessionDescription* sdesc);
 const DataContentDescription* GetFirstDataContentDescription(
     const SessionDescription* sdesc);
 
-void GetSupportedAudioCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedVideoCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedDataCryptoSuites(std::vector<int>* crypto_suites);
-void GetDefaultSrtpCryptoSuites(std::vector<int>* crypto_suites);
-void GetSupportedAudioCryptoSuiteNames(
+void GetSupportedAudioCryptoSuites(const rtc::CryptoOptions& crypto_options,
+    std::vector<int>* crypto_suites);
+void GetSupportedVideoCryptoSuites(const rtc::CryptoOptions& crypto_options,
+    std::vector<int>* crypto_suites);
+void GetSupportedDataCryptoSuites(const rtc::CryptoOptions& crypto_options,
+    std::vector<int>* crypto_suites);
+void GetDefaultSrtpCryptoSuites(const rtc::CryptoOptions& crypto_options,
+    std::vector<int>* crypto_suites);
+void GetSupportedAudioCryptoSuiteNames(const rtc::CryptoOptions& crypto_options,
     std::vector<std::string>* crypto_suite_names);
-void GetSupportedVideoCryptoSuiteNames(
+void GetSupportedVideoCryptoSuiteNames(const rtc::CryptoOptions& crypto_options,
     std::vector<std::string>* crypto_suite_names);
-void GetSupportedDataCryptoSuiteNames(
+void GetSupportedDataCryptoSuiteNames(const rtc::CryptoOptions& crypto_options,
     std::vector<std::string>* crypto_suite_names);
-void GetDefaultSrtpCryptoSuiteNames(
+void GetDefaultSrtpCryptoSuiteNames(const rtc::CryptoOptions& crypto_options,
     std::vector<std::string>* crypto_suite_names);
 
 }  // namespace cricket
 
 #endif  // WEBRTC_PC_MEDIASESSION_H_