net/quic/congestion_control/send_algorithm_interface.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/quic/congestion_control/send_algorithm_interface.h"
   6
   7 #include "net/quic/congestion_control/tcp_cubic_sender.h"
   8 #include "net/quic/quic_protocol.h"
   9
  10 namespace net {
  11
  12 class RttStats;
  13
  14 // Factory for send side congestion control algorithm.
  15 SendAlgorithmInterface* SendAlgorithmInterface::Create(
  16     const QuicClock* clock,
  17     const RttStats* rtt_stats,
  18     CongestionControlType congestion_control_type,
  19     QuicConnectionStats* stats,
  20     QuicPacketCount initial_congestion_window) {
  21   switch (congestion_control_type) {
  22     case kCubic:
  23       return new TcpCubicSender(clock, rtt_stats, false /* don't use Reno */,
  24                                 initial_congestion_window,
  25                                 kMaxTcpCongestionWindow, stats);
  26     case kReno:
  27       return new TcpCubicSender(clock, rtt_stats, true /* use Reno */,
  28                                 initial_congestion_window,
  29                                 kMaxTcpCongestionWindow, stats);
  30     case kBBR:
  31   // TODO(rtenneti): Enable BbrTcpSender.
  32 #if 0
  33       return new BbrTcpSender(clock, rtt_stats, initial_congestion_window,
  34                               kMaxTcpCongestionWindow, stats);
  35 #endif
  36       LOG(DFATAL) << "BbrTcpSender is not supported.";
  37       return nullptr;
  38   }
  39   return nullptr;
  40 }
  41
  42 }  // namespace net