Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
       3             :  *
       4             :  *  Use of this source code is governed by a BSD-style license
       5             :  *  that can be found in the LICENSE file in the root of the source
       6             :  *  tree. An additional intellectual property rights grant can be found
       7             :  *  in the file PATENTS.  All contributing project authors may
       8             :  *  be found in the AUTHORS file in the root of the source tree.
       9             :  *
      10             :  */
      11             : 
      12             : #ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_BYE_H_
      13             : #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_BYE_H_
      14             : 
      15             : #include <string>
      16             : #include <vector>
      17             : 
      18             : #include "webrtc/base/constructormagic.h"
      19             : #include "webrtc/modules/rtp_rtcp/source/rtcp_packet.h"
      20             : 
      21             : namespace webrtc {
      22             : namespace rtcp {
      23             : class CommonHeader;
      24             : 
      25             : class Bye : public RtcpPacket {
      26             :  public:
      27             :   static constexpr uint8_t kPacketType = 203;
      28             : 
      29             :   Bye();
      30           0 :   ~Bye() override {}
      31             : 
      32             :   // Parse assumes header is already parsed and validated.
      33             :   bool Parse(const CommonHeader& packet);
      34             : 
      35           0 :   void SetSenderSsrc(uint32_t ssrc) { sender_ssrc_ = ssrc; }
      36             :   bool SetCsrcs(std::vector<uint32_t> csrcs);
      37             :   void SetReason(std::string reason);
      38             : 
      39           0 :   uint32_t sender_ssrc() const { return sender_ssrc_; }
      40             :   const std::vector<uint32_t>& csrcs() const { return csrcs_; }
      41             :   const std::string& reason() const { return reason_; }
      42             : 
      43             :  protected:
      44             :   bool Create(uint8_t* packet,
      45             :               size_t* index,
      46             :               size_t max_length,
      47             :               RtcpPacket::PacketReadyCallback* callback) const override;
      48             : 
      49             :  private:
      50             :   static const int kMaxNumberOfCsrcs = 0x1f - 1;  // First item is sender SSRC.
      51             : 
      52             :   size_t BlockLength() const override;
      53             : 
      54             :   uint32_t sender_ssrc_;
      55             :   std::vector<uint32_t> csrcs_;
      56             :   std::string reason_;
      57             : 
      58             :   RTC_DISALLOW_COPY_AND_ASSIGN(Bye);
      59             : };
      60             : 
      61             : }  // namespace rtcp
      62             : }  // namespace webrtc
      63             : #endif  // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_BYE_H_