Cast: Added support for AES-CTR crypto.

media/cast/cast_config.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_CAST_CAST_CONFIG_H_
 #define MEDIA_CAST_CAST_CONFIG_H_
 
 #include <list>
 #include <string>
 #include <vector>
@@ skipping 35 matching lines @@
 
   int rtp_history_ms;  // The time RTP packets are stored for retransmissions.
   int rtp_max_delay_ms;
   int rtp_payload_type;
 
   bool use_external_encoder;
   int frequency;
   int channels;
   int bitrate;  // Set to <= 0 for "auto variable bitrate" (libopus knows best).
   AudioCodec codec;
+
+  std::string aes_key;  // Binary string of size kAesKeySize.
+  std::string aes_iv_mask;  // Binary string of size kAesKeySize.
 };
 
 struct VideoSenderConfig {
   VideoSenderConfig();
 
   uint32 sender_ssrc;
   uint32 incoming_feedback_ssrc;
 
   int rtcp_interval;
   std::string rtcp_c_name;
@@ skipping 10 matching lines @@
   float congestion_control_back_off;
   int max_bitrate;
   int min_bitrate;
   int start_bitrate;
   int max_qp;
   int min_qp;
   int max_frame_rate;
   int max_number_of_video_buffers_used;  // Max value depend on codec.
   VideoCodec codec;
   int number_of_cores;
+
+  std::string aes_key;  // Binary string of size kAesKeySize.
+  std::string aes_iv_mask;  // Binary string of size kAesKeySize.
 };
 
 struct AudioReceiverConfig {
   AudioReceiverConfig();
 
   uint32 feedback_ssrc;
   uint32 incoming_ssrc;
 
   int rtcp_interval;
   std::string rtcp_c_name;
   RtcpMode rtcp_mode;
 
   // The time the receiver is prepared to wait for retransmissions.
   int rtp_max_delay_ms;
   int rtp_payload_type;
 
   bool use_external_decoder;
   int frequency;
   int channels;
   AudioCodec codec;
+
+  std::string aes_key;  // Binary string of size kAesKeySize.
+  std::string aes_iv_mask;  // Binary string of size kAesKeySize.
 };
 
 struct VideoReceiverConfig {
   VideoReceiverConfig();
 
   uint32 feedback_ssrc;
   uint32 incoming_ssrc;
 
   int rtcp_interval;
   std::string rtcp_c_name;
   RtcpMode rtcp_mode;
 
   // The time the receiver is prepared to wait for retransmissions.
   int rtp_max_delay_ms;
   int rtp_payload_type;
 
   bool use_external_decoder;
   int max_frame_rate;
 
   // Some HW decoders can not run faster than the frame rate, preventing it
   // from catching up after a glitch.
   bool decoder_faster_than_max_frame_rate;
   VideoCodec codec;
+
+  std::string aes_key;  // Binary string of size kAesKeySize.
+  std::string aes_iv_mask;  // Binary string of size kAesKeySize.
 };
 
 // DEPRECATED: Do not use in new code.  Please migrate existing code to use
 // media::VideoFrame.
 struct I420VideoPlane {
   int stride;
   int length;
   uint8* data;
 };
 
 // DEPRECATED: Do not use in new code.  Please migrate existing code to use
 // media::VideoFrame.
 struct I420VideoFrame {
   int width;
   int height;
   I420VideoPlane y_plane;
   I420VideoPlane u_plane;
   I420VideoPlane v_plane;
 };
 
 struct EncodedVideoFrame {
   EncodedVideoFrame();
   ~EncodedVideoFrame();
 
   VideoCodec codec;
   bool key_frame;
   uint32 frame_id;
   uint32 last_referenced_frame_id;
-  std::vector<uint8> data;
+  std::string data;
 };
 
 // DEPRECATED: Do not use in new code.  Please migrate existing code to use
 // media::AudioBus.
 struct PcmAudioFrame {
   PcmAudioFrame();
   ~PcmAudioFrame();
 
   int channels;  // Samples in interleaved stereo format. L0, R0, L1 ,R1 ,...
   int frequency;
   std::vector<int16> samples;
 };
 
 struct EncodedAudioFrame {
   EncodedAudioFrame();
   ~EncodedAudioFrame();
 
   AudioCodec codec;
   uint32 frame_id;  // Needed to release the frame.
   int samples;  // Needed send side to advance the RTP timestamp.
                 // Not used receive side.
-  std::vector<uint8> data;
-
   // Support for max sampling rate of 48KHz, 2 channels, 100 ms duration.
   static const int kMaxNumberOfSamples = 48 * 2 * 100;
+  std::string data;
 };
 
 typedef std::vector<uint8> Packet;
 typedef std::vector<Packet> PacketList;
 
 class PacketSender {
  public:
   // All packets to be sent to the network will be delivered via these
   // functions.
   virtual bool SendPackets(const PacketList& packets) = 0;
@@ skipping 38 matching lines @@
   virtual int NumberOfSkippedFrames() const = 0;
 
  protected:
   virtual ~VideoEncoderController() {}
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_CAST_CONFIG_H_