1 /* 2 * Copyright (c) 2013 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 #ifndef API_CALL_TRANSPORT_H_ 12 #define API_CALL_TRANSPORT_H_ 13 14 #include <stddef.h> 15 #include <stdint.h> 16 17 #include <vector> 18 19 namespace webrtc { 20 21 // TODO(holmer): Look into unifying this with the PacketOptions in 22 // asyncpacketsocket.h. 23 struct PacketOptions { 24 PacketOptions(); 25 PacketOptions(const PacketOptions&); 26 ~PacketOptions(); 27 28 // A 16 bits positive id. Negative ids are invalid and should be interpreted 29 // as packet_id not being set. 30 int packet_id = -1; 31 // Additional data bound to the RTP packet for use in application code, 32 // outside of WebRTC. 33 std::vector<uint8_t> application_data; 34 // Whether this is a retransmission of an earlier packet. 35 bool is_retransmit = false; 36 bool included_in_feedback = false; 37 bool included_in_allocation = false; 38 }; 39 40 class Transport { 41 public: 42 virtual bool SendRtp(const uint8_t* packet, 43 size_t length, 44 const PacketOptions& options) = 0; 45 virtual bool SendRtcp(const uint8_t* packet, size_t length) = 0; 46 47 protected: ~Transport()48 virtual ~Transport() {} 49 }; 50 51 } // namespace webrtc 52 53 #endif // API_CALL_TRANSPORT_H_ 54