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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/modules/rtp_rtcp/source/rtcp_packet.h" | |
19 #include "webrtc/modules/rtp_rtcp/source/rtcp_utility.h" | |
20 #include "webrtc/typedefs.h" | |
21 | |
22 namespace webrtc { | |
23 namespace rtcp { | |
24 | |
25 class Bye : public RtcpPacket { | |
26 public: | |
27 static const uint8_t kPacketType = 203; | |
28 | |
29 Bye(); | |
30 virtual ~Bye() {} | |
31 | |
32 // Parse assumes header is already parsed and validated. | |
33 bool Parse(const RTCPUtility::RtcpCommonHeader& header, | |
34 const uint8_t* payload); // Size of the payload is in the header. | |
35 | |
36 void From(uint32_t ssrc) { sender_ssrc_ = ssrc; } | |
37 bool WithCsrc(uint32_t csrc); | |
38 bool WithReason(const std::string& reason); | |
39 | |
40 uint32_t sender_ssrc() const { return sender_ssrc_; } | |
41 size_t csrcs_count() const { return csrcs_.size(); } | |
42 uint32_t csrc(size_t index) const { return csrcs_[index]; } | |
sprang_webrtc
2015/11/12 16:28:31
I'd rather get a const std::vector<uint32_t>&
danilchap
2015/11/13 09:05:42
Do not want expose to user that vector is used for
| |
43 const std::string& reason() const { return reason_; } | |
44 | |
45 protected: | |
46 bool Create(uint8_t* packet, | |
47 size_t* index, | |
48 size_t max_length, | |
49 RtcpPacket::PacketReadyCallback* callback) const override; | |
50 | |
51 private: | |
52 static const int kMaxNumberOfCsrcs = 0x1f - 1; // First item is sender SSRC. | |
53 | |
54 size_t BlockLength() const { | |
55 size_t source_count = (1 + csrcs_.size()); | |
56 size_t reason_size_in_32bits = | |
57 reason_.empty() ? 0 : (reason_.size() / 4 + 1); | |
58 return kHeaderLength + 4 * (source_count + reason_size_in_32bits); | |
59 } | |
sprang_webrtc
2015/11/12 16:28:31
Would prefer not to inline
danilchap
2015/11/13 09:05:42
Done.
| |
60 | |
61 uint32_t sender_ssrc_; | |
62 std::vector<uint32_t> csrcs_; | |
63 std::string reason_; | |
64 | |
65 RTC_DISALLOW_COPY_AND_ASSIGN(Bye); | |
66 }; | |
67 | |
68 } // namespace rtcp | |
69 } // namespace webrtc | |
70 #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTCP_PACKET_BYE_H_ | |
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