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Side by Side Diff: net/quic/congestion_control/tcp_cubic_sender.h

Issue 12334063: Land recent QUIC changes. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: more EXPECT_FALSE Created 7 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 // 4 //
5 // TCP cubic send side congestion algorithm, emulates the behaviour of 5 // TCP cubic send side congestion algorithm, emulates the behaviour of
6 // TCP cubic. 6 // TCP cubic.
7 7
8 #ifndef NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_ 8 #ifndef NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_
9 #define NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_ 9 #define NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_
10 10
11 #include "base/basictypes.h" 11 #include "base/basictypes.h"
12 #include "base/compiler_specific.h" 12 #include "base/compiler_specific.h"
13 #include "net/base/net_export.h" 13 #include "net/base/net_export.h"
14 #include "net/quic/congestion_control/cubic.h" 14 #include "net/quic/congestion_control/cubic.h"
15 #include "net/quic/congestion_control/hybrid_slow_start.h" 15 #include "net/quic/congestion_control/hybrid_slow_start.h"
16 #include "net/quic/congestion_control/send_algorithm_interface.h" 16 #include "net/quic/congestion_control/send_algorithm_interface.h"
17 #include "net/quic/quic_bandwidth.h" 17 #include "net/quic/quic_bandwidth.h"
18 #include "net/quic/quic_clock.h"
19 #include "net/quic/quic_protocol.h" 18 #include "net/quic/quic_protocol.h"
20 #include "net/quic/quic_time.h" 19 #include "net/quic/quic_time.h"
21 20
22 namespace net { 21 namespace net {
23 22
24 namespace test { 23 namespace test {
25 class TcpCubicSenderPeer; 24 class TcpCubicSenderPeer;
26 } // namespace test 25 } // namespace test
27 26
28 class NET_EXPORT_PRIVATE TcpCubicSender : public SendAlgorithmInterface { 27 class NET_EXPORT_PRIVATE TcpCubicSender : public SendAlgorithmInterface {
29 public: 28 public:
30 // Reno option provided for testing. 29 // Reno option provided for testing.
31 TcpCubicSender(const QuicClock* clock, bool reno); 30 TcpCubicSender(const QuicClock* clock, bool reno);
32 31
33 // Start implementation of SendAlgorithmInterface. 32 // Start implementation of SendAlgorithmInterface.
34 virtual void OnIncomingQuicCongestionFeedbackFrame( 33 virtual void OnIncomingQuicCongestionFeedbackFrame(
35 const QuicCongestionFeedbackFrame& feedback, 34 const QuicCongestionFeedbackFrame& feedback,
35 QuicTime feedback_receive_time,
36 QuicBandwidth sent_bandwidth,
36 const SentPacketsMap& sent_packets) OVERRIDE; 37 const SentPacketsMap& sent_packets) OVERRIDE;
37 virtual void OnIncomingAck(QuicPacketSequenceNumber acked_sequence_number, 38 virtual void OnIncomingAck(QuicPacketSequenceNumber acked_sequence_number,
38 QuicByteCount acked_bytes, 39 QuicByteCount acked_bytes,
39 QuicTime::Delta rtt) OVERRIDE; 40 QuicTime::Delta rtt) OVERRIDE;
40 virtual void OnIncomingLoss(int number_of_lost_packets) OVERRIDE; 41 virtual void OnIncomingLoss(QuicTime ack_receive_time) OVERRIDE;
41 virtual void SentPacket(QuicPacketSequenceNumber sequence_number, 42 virtual void SentPacket(QuicTime sent_time,
43 QuicPacketSequenceNumber sequence_number,
42 QuicByteCount bytes, 44 QuicByteCount bytes,
43 bool is_retransmission) OVERRIDE; 45 bool is_retransmission) OVERRIDE;
44 virtual QuicTime::Delta TimeUntilSend(bool is_retransmission) OVERRIDE; 46 virtual QuicTime::Delta TimeUntilSend(QuicTime now,
47 bool is_retransmission) OVERRIDE;
45 virtual QuicBandwidth BandwidthEstimate() OVERRIDE; 48 virtual QuicBandwidth BandwidthEstimate() OVERRIDE;
46 // End implementation of SendAlgorithmInterface. 49 // End implementation of SendAlgorithmInterface.
47 50
48 private: 51 private:
49 friend class test::TcpCubicSenderPeer; 52 friend class test::TcpCubicSenderPeer;
50 53
51 QuicByteCount AvailableCongestionWindow(); 54 QuicByteCount AvailableCongestionWindow();
52 QuicByteCount CongestionWindow(); 55 QuicByteCount CongestionWindow();
53 void Reset(); 56 void Reset();
54 void AckAccounting(QuicTime::Delta rtt); 57 void AckAccounting(QuicTime::Delta rtt);
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
86 89
87 // Min RTT during this session. 90 // Min RTT during this session.
88 QuicTime::Delta delay_min_; 91 QuicTime::Delta delay_min_;
89 92
90 DISALLOW_COPY_AND_ASSIGN(TcpCubicSender); 93 DISALLOW_COPY_AND_ASSIGN(TcpCubicSender);
91 }; 94 };
92 95
93 } // namespace net 96 } // namespace net
94 97
95 #endif // NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_ 98 #endif // NET_QUIC_CONGESTION_CONTROL_TCP_CUBIC_SENDER_H_
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