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Side by Side Diff: net/quic/core/congestion_control/pacing_sender.h

Issue 2193073003: Move shared files in net/quic/ into net/quic/core/ (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: io_thread_unittest.cc Created 4 years, 4 months ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 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 // A send algorithm that adds pacing on top of an another send algorithm. 5 // A send algorithm that adds pacing on top of an another send algorithm.
6 // It uses the underlying sender's pacing rate to schedule packets. 6 // It uses the underlying sender's pacing rate to schedule packets.
7 // It also takes into consideration the expected granularity of the underlying 7 // It also takes into consideration the expected granularity of the underlying
8 // alarm to ensure that alarms are not set too aggressively, and err towards 8 // alarm to ensure that alarms are not set too aggressively, and err towards
9 // sending packets too early instead of too late. 9 // sending packets too early instead of too late.
10 10
11 #ifndef NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_ 11 #ifndef NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
12 #define NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_ 12 #define NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
13 13
14 #include <stdint.h> 14 #include <stdint.h>
15 15
16 #include <map> 16 #include <map>
17 #include <memory> 17 #include <memory>
18 18
19 #include "base/macros.h" 19 #include "base/macros.h"
20 #include "net/quic/congestion_control/send_algorithm_interface.h" 20 #include "net/quic/core/congestion_control/send_algorithm_interface.h"
21 #include "net/quic/quic_bandwidth.h" 21 #include "net/quic/core/quic_bandwidth.h"
22 #include "net/quic/quic_config.h" 22 #include "net/quic/core/quic_config.h"
23 #include "net/quic/quic_protocol.h" 23 #include "net/quic/core/quic_protocol.h"
24 #include "net/quic/quic_time.h" 24 #include "net/quic/core/quic_time.h"
25 25
26 namespace net { 26 namespace net {
27 27
28 class NET_EXPORT_PRIVATE PacingSender : public SendAlgorithmInterface { 28 class NET_EXPORT_PRIVATE PacingSender : public SendAlgorithmInterface {
29 public: 29 public:
30 // Create a PacingSender to wrap the specified sender. |alarm_granularity| 30 // Create a PacingSender to wrap the specified sender. |alarm_granularity|
31 // indicates to the pacer to send that far into the future, since it should 31 // indicates to the pacer to send that far into the future, since it should
32 // not expect a callback before that time delta. |initial_packet_burst| is 32 // not expect a callback before that time delta. |initial_packet_burst| is
33 // the number of packets sent without pacing after quiescence. 33 // the number of packets sent without pacing after quiescence.
34 PacingSender(SendAlgorithmInterface* sender, 34 PacingSender(SendAlgorithmInterface* sender,
(...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after
84 QuicTime last_delayed_packet_sent_time_; 84 QuicTime last_delayed_packet_sent_time_;
85 QuicTime ideal_next_packet_send_time_; // When can the next packet be sent. 85 QuicTime ideal_next_packet_send_time_; // When can the next packet be sent.
86 mutable bool was_last_send_delayed_; // True when the last send was delayed. 86 mutable bool was_last_send_delayed_; // True when the last send was delayed.
87 87
88 DISALLOW_COPY_AND_ASSIGN(PacingSender); 88 DISALLOW_COPY_AND_ASSIGN(PacingSender);
89 }; 89 };
90 90
91 } // namespace net 91 } // namespace net
92 92
93 #endif // NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_ 93 #endif // NET_QUIC_CONGESTION_CONTROL_PACING_SENDER_H_
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