Cast: Add capabity to send Receiver and Sender log messages over RTCP.

media/cast/rtcp/rtcp.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_RTCP_RTCP_H_
 #define MEDIA_CAST_RTCP_RTCP_H_
 
 #include <list>
 #include <map>
 #include <queue>
@@ skipping 73 matching lines @@
   virtual ~Rtcp();
 
   static bool IsRtcpPacket(const uint8* rtcp_buffer, size_t length);
 
   static uint32 GetSsrcOfSender(const uint8* rtcp_buffer, size_t length);
 
   base::TimeTicks TimeToSendNextRtcpReport();
   // |sender_log_message| is optional; without it no log messages will be
   // attached to the RTCP report; instead a normal RTCP send report will be
   // sent.
-  void SendRtcpFromRtpSender(const RtcpSenderLogMessage* sender_log_message);
+  // Additionally if all messages in |sender_log_message| does
+  // not fit in the packet the |sender_log_message| will contain the remaining
+  // unsent messages.
+  void SendRtcpFromRtpSender(RtcpSenderLogMessage* sender_log_message);
 
   // |cast_message| and |receiver_log| is optional; if |cast_message| is
   // provided the RTCP receiver report will append a Cast message containing
   // Acks and Nacks; if |receiver_log| is provided the RTCP receiver report will
   // append the log messages. If no argument is set a normal RTCP receiver
-  // report will be sent.
+  // report will be sent. Additionally if all messages in |receiver_log| does
+  // not fit in the packet the |receiver_log| will contain the remaining unsent
+  // messages.
   void SendRtcpFromRtpReceiver(const RtcpCastMessage* cast_message,
-                               const RtcpReceiverLogMessage* receiver_log);
+                               RtcpReceiverLogMessage* receiver_log);
 
   void IncomingRtcpPacket(const uint8* rtcp_buffer, size_t length);
   bool Rtt(base::TimeDelta* rtt, base::TimeDelta* avg_rtt,
            base::TimeDelta* min_rtt,  base::TimeDelta* max_rtt) const;
   bool RtpTimestampInSenderTime(int frequency,
                                 uint32 rtp_timestamp,
                                 base::TimeTicks* rtp_timestamp_in_ticks) const;
 
  protected:
   int CheckForWrapAround(uint32 new_timestamp,
@@ skipping 59 matching lines @@
   int number_of_rtt_in_avg_;
   float avg_rtt_ms_;
 
   DISALLOW_COPY_AND_ASSIGN(Rtcp);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_RTCP_RTCP_H_