| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/basictypes.h" |
| #include "net/quic/congestion_control/tcp_receiver.h" |
| |
| namespace net { |
| |
| // Originally 64K bytes for TCP, setting it to 256K to support higher bitrates. |
| const size_t kReceiveWindowTCP = 256000; |
| |
| TcpReceiver::TcpReceiver() |
| : accumulated_number_of_recoverd_lost_packets_(0), |
| receive_window_in_bytes_(kReceiveWindowTCP) { |
| } |
| |
| bool TcpReceiver::GenerateCongestionFeedback( |
| QuicCongestionFeedbackFrame* feedback) { |
| feedback->type = kTCP; |
| feedback->tcp.accumulated_number_of_lost_packets = |
| accumulated_number_of_recoverd_lost_packets_; |
| feedback->tcp.receive_window = receive_window_in_bytes_ >> 4; |
| return true; |
| } |
| |
| void TcpReceiver::RecordIncomingPacket(size_t bytes, |
| QuicPacketSequenceNumber sequence_number, |
| QuicTime timestamp, |
| bool revived) { |
| if (revived) { |
| ++accumulated_number_of_recoverd_lost_packets_; |
| } |
| } |
| |
| } // namespace net |
