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 // TCP receiver side congestion algorithm, emulates the behaviour of TCP. 6 7 #ifndef NET_QUIC_CONGESTION_CONTROL_TCP_RECEIVER_H_ 8 #define NET_QUIC_CONGESTION_CONTROL_TCP_RECEIVER_H_ 9 10 #include "base/basictypes.h" 11 #include "base/compiler_specific.h" 12 #include "net/base/net_export.h" 13 #include "net/quic/congestion_control/receive_algorithm_interface.h" 14 #include "net/quic/quic_clock.h" 15 #include "net/quic/quic_protocol.h" 16 17 namespace net { 18 19 class NET_EXPORT_PRIVATE TcpReceiver : public ReceiveAlgorithmInterface { 20 public: 21 TcpReceiver(); 22 23 // Size of the (currently fixed) receive window. 24 static const QuicByteCount kReceiveWindowTCP; 25 26 // Start implementation of SendAlgorithmInterface. 27 virtual bool GenerateCongestionFeedback( 28 QuicCongestionFeedbackFrame* feedback) OVERRIDE; 29 30 virtual void RecordIncomingPacket(QuicByteCount bytes, 31 QuicPacketSequenceNumber sequence_number, 32 QuicTime timestamp) OVERRIDE; 33 34 private: 35 QuicByteCount receive_window_; 36 37 DISALLOW_COPY_AND_ASSIGN(TcpReceiver); 38 }; 39 40 } // namespace net 41 #endif // NET_QUIC_CONGESTION_CONTROL_TCP_RECEIVER_H_ 42