xref: /aosp_15_r20/external/webrtc/pc/data_channel_utils.h (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1*d9f75844SAndroid Build Coastguard Worker /*
2*d9f75844SAndroid Build Coastguard Worker  *  Copyright 2020 The WebRTC project authors. All Rights Reserved.
3*d9f75844SAndroid Build Coastguard Worker  *
4*d9f75844SAndroid Build Coastguard Worker  *  Use of this source code is governed by a BSD-style license
5*d9f75844SAndroid Build Coastguard Worker  *  that can be found in the LICENSE file in the root of the source
6*d9f75844SAndroid Build Coastguard Worker  *  tree. An additional intellectual property rights grant can be found
7*d9f75844SAndroid Build Coastguard Worker  *  in the file PATENTS.  All contributing project authors may
8*d9f75844SAndroid Build Coastguard Worker  *  be found in the AUTHORS file in the root of the source tree.
9*d9f75844SAndroid Build Coastguard Worker  */
10*d9f75844SAndroid Build Coastguard Worker 
11*d9f75844SAndroid Build Coastguard Worker #ifndef PC_DATA_CHANNEL_UTILS_H_
12*d9f75844SAndroid Build Coastguard Worker #define PC_DATA_CHANNEL_UTILS_H_
13*d9f75844SAndroid Build Coastguard Worker 
14*d9f75844SAndroid Build Coastguard Worker #include <stddef.h>
15*d9f75844SAndroid Build Coastguard Worker #include <stdint.h>
16*d9f75844SAndroid Build Coastguard Worker #include <deque>
17*d9f75844SAndroid Build Coastguard Worker #include <memory>
18*d9f75844SAndroid Build Coastguard Worker #include <string>
19*d9f75844SAndroid Build Coastguard Worker #include <utility>
20*d9f75844SAndroid Build Coastguard Worker 
21*d9f75844SAndroid Build Coastguard Worker #include "api/data_channel_interface.h"
22*d9f75844SAndroid Build Coastguard Worker #include "media/base/media_engine.h"
23*d9f75844SAndroid Build Coastguard Worker 
24*d9f75844SAndroid Build Coastguard Worker namespace webrtc {
25*d9f75844SAndroid Build Coastguard Worker 
26*d9f75844SAndroid Build Coastguard Worker // A packet queue which tracks the total queued bytes. Queued packets are
27*d9f75844SAndroid Build Coastguard Worker // owned by this class.
28*d9f75844SAndroid Build Coastguard Worker class PacketQueue final {
29*d9f75844SAndroid Build Coastguard Worker  public:
byte_count()30*d9f75844SAndroid Build Coastguard Worker   size_t byte_count() const { return byte_count_; }
31*d9f75844SAndroid Build Coastguard Worker 
32*d9f75844SAndroid Build Coastguard Worker   bool Empty() const;
33*d9f75844SAndroid Build Coastguard Worker 
34*d9f75844SAndroid Build Coastguard Worker   std::unique_ptr<DataBuffer> PopFront();
35*d9f75844SAndroid Build Coastguard Worker 
36*d9f75844SAndroid Build Coastguard Worker   void PushFront(std::unique_ptr<DataBuffer> packet);
37*d9f75844SAndroid Build Coastguard Worker   void PushBack(std::unique_ptr<DataBuffer> packet);
38*d9f75844SAndroid Build Coastguard Worker 
39*d9f75844SAndroid Build Coastguard Worker   void Clear();
40*d9f75844SAndroid Build Coastguard Worker 
41*d9f75844SAndroid Build Coastguard Worker   void Swap(PacketQueue* other);
42*d9f75844SAndroid Build Coastguard Worker 
43*d9f75844SAndroid Build Coastguard Worker  private:
44*d9f75844SAndroid Build Coastguard Worker   std::deque<std::unique_ptr<DataBuffer>> packets_;
45*d9f75844SAndroid Build Coastguard Worker   size_t byte_count_ = 0;
46*d9f75844SAndroid Build Coastguard Worker };
47*d9f75844SAndroid Build Coastguard Worker 
48*d9f75844SAndroid Build Coastguard Worker struct DataChannelStats {
49*d9f75844SAndroid Build Coastguard Worker   int internal_id;
50*d9f75844SAndroid Build Coastguard Worker   int id;
51*d9f75844SAndroid Build Coastguard Worker   std::string label;
52*d9f75844SAndroid Build Coastguard Worker   std::string protocol;
53*d9f75844SAndroid Build Coastguard Worker   DataChannelInterface::DataState state;
54*d9f75844SAndroid Build Coastguard Worker   uint32_t messages_sent;
55*d9f75844SAndroid Build Coastguard Worker   uint32_t messages_received;
56*d9f75844SAndroid Build Coastguard Worker   uint64_t bytes_sent;
57*d9f75844SAndroid Build Coastguard Worker   uint64_t bytes_received;
58*d9f75844SAndroid Build Coastguard Worker };
59*d9f75844SAndroid Build Coastguard Worker 
60*d9f75844SAndroid Build Coastguard Worker }  // namespace webrtc
61*d9f75844SAndroid Build Coastguard Worker 
62*d9f75844SAndroid Build Coastguard Worker #endif  // PC_DATA_CHANNEL_UTILS_H_
63