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Side by Side Diff: net/nqe/network_quality_estimator.cc

Issue 1898603002: Move Network Quality Estimator files to //net/nqe (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebased, removed //net/socket/OWNERS Created 4 years, 7 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 #include "net/base/network_quality_estimator.h" 5 #include "net/nqe/network_quality_estimator.h"
6 6
7 #include <float.h> 7 #include <float.h>
8 #include <algorithm> 8 #include <algorithm>
9 #include <cmath> 9 #include <cmath>
10 #include <limits> 10 #include <limits>
11 #include <utility> 11 #include <utility>
12 #include <vector> 12 #include <vector>
13 13
14 #include "base/logging.h" 14 #include "base/logging.h"
15 #include "base/metrics/histogram.h" 15 #include "base/metrics/histogram.h"
16 #include "base/metrics/histogram_base.h" 16 #include "base/metrics/histogram_base.h"
17 #include "base/strings/string_number_conversions.h" 17 #include "base/strings/string_number_conversions.h"
18 #include "base/thread_task_runner_handle.h" 18 #include "base/thread_task_runner_handle.h"
19 #include "base/trace_event/trace_event.h" 19 #include "base/trace_event/trace_event.h"
20 #include "build/build_config.h" 20 #include "build/build_config.h"
21 #include "net/base/load_flags.h" 21 #include "net/base/load_flags.h"
22 #include "net/base/load_timing_info.h" 22 #include "net/base/load_timing_info.h"
23 #include "net/base/network_interfaces.h" 23 #include "net/base/network_interfaces.h"
24 #include "net/base/socket_performance_watcher.h"
25 #include "net/base/url_util.h" 24 #include "net/base/url_util.h"
25 #include "net/socket/socket_performance_watcher.h"
26 #include "net/url_request/url_request.h" 26 #include "net/url_request/url_request.h"
27 #include "url/gurl.h" 27 #include "url/gurl.h"
28 28
29 #if defined(OS_ANDROID) 29 #if defined(OS_ANDROID)
30 #include "net/android/network_library.h" 30 #include "net/android/network_library.h"
31 #endif // OS_ANDROID 31 #endif // OS_ANDROID
32 32
33 namespace { 33 namespace {
34 34
35 // Default value of the half life (in seconds) for computing time weighted 35 // Default value of the half life (in seconds) for computing time weighted
(...skipping 1074 matching lines...) Expand 10 before | Expand all | Expand 10 after
1110 const ThroughputObservation& observation) { 1110 const ThroughputObservation& observation) {
1111 FOR_EACH_OBSERVER( 1111 FOR_EACH_OBSERVER(
1112 ThroughputObserver, throughput_observer_list_, 1112 ThroughputObserver, throughput_observer_list_,
1113 OnThroughputObservation(observation.value, observation.timestamp, 1113 OnThroughputObservation(observation.value, observation.timestamp,
1114 observation.source)); 1114 observation.source));
1115 } 1115 }
1116 1116
1117 NetworkQualityEstimator::CachedNetworkQuality::CachedNetworkQuality( 1117 NetworkQualityEstimator::CachedNetworkQuality::CachedNetworkQuality(
1118 const NetworkQuality& network_quality) 1118 const NetworkQuality& network_quality)
1119 : last_update_time_(base::TimeTicks::Now()), 1119 : last_update_time_(base::TimeTicks::Now()),
1120 network_quality_(network_quality) { 1120 network_quality_(network_quality) {}
1121 }
1122 1121
1123 NetworkQualityEstimator::CachedNetworkQuality::CachedNetworkQuality( 1122 NetworkQualityEstimator::CachedNetworkQuality::CachedNetworkQuality(
1124 const CachedNetworkQuality& other) 1123 const CachedNetworkQuality& other)
1125 : last_update_time_(other.last_update_time_), 1124 : last_update_time_(other.last_update_time_),
1126 network_quality_(other.network_quality_) { 1125 network_quality_(other.network_quality_) {}
1127 }
1128 1126
1129 NetworkQualityEstimator::CachedNetworkQuality::~CachedNetworkQuality() { 1127 NetworkQualityEstimator::CachedNetworkQuality::~CachedNetworkQuality() {}
1130 }
1131 1128
1132 bool NetworkQualityEstimator::CachedNetworkQuality::OlderThan( 1129 bool NetworkQualityEstimator::CachedNetworkQuality::OlderThan(
1133 const CachedNetworkQuality& cached_network_quality) const { 1130 const CachedNetworkQuality& cached_network_quality) const {
1134 return last_update_time_ < cached_network_quality.last_update_time_; 1131 return last_update_time_ < cached_network_quality.last_update_time_;
1135 } 1132 }
1136 1133
1137 NetworkQualityEstimator::NetworkQuality::NetworkQuality() 1134 NetworkQualityEstimator::NetworkQuality::NetworkQuality()
1138 : NetworkQuality(NetworkQualityEstimator::InvalidRTT(), 1135 : NetworkQuality(NetworkQualityEstimator::InvalidRTT(),
1139 NetworkQualityEstimator::kInvalidThroughput) {} 1136 NetworkQualityEstimator::kInvalidThroughput) {}
1140 1137
1141 NetworkQualityEstimator::NetworkQuality::NetworkQuality( 1138 NetworkQualityEstimator::NetworkQuality::NetworkQuality(
1142 const base::TimeDelta& rtt, 1139 const base::TimeDelta& rtt,
1143 int32_t downstream_throughput_kbps) 1140 int32_t downstream_throughput_kbps)
1144 : rtt_(rtt), downstream_throughput_kbps_(downstream_throughput_kbps) { 1141 : rtt_(rtt), downstream_throughput_kbps_(downstream_throughput_kbps) {
1145 DCHECK_GE(rtt_, base::TimeDelta()); 1142 DCHECK_GE(rtt_, base::TimeDelta());
1146 DCHECK_GE(downstream_throughput_kbps_, 0); 1143 DCHECK_GE(downstream_throughput_kbps_, 0);
1147 } 1144 }
1148 1145
1149 NetworkQualityEstimator::NetworkQuality::NetworkQuality( 1146 NetworkQualityEstimator::NetworkQuality::NetworkQuality(
1150 const NetworkQuality& other) 1147 const NetworkQuality& other)
1151 : NetworkQuality(other.rtt_, other.downstream_throughput_kbps_) {} 1148 : NetworkQuality(other.rtt_, other.downstream_throughput_kbps_) {}
1152 1149
1153 NetworkQualityEstimator::NetworkQuality::~NetworkQuality() {} 1150 NetworkQualityEstimator::NetworkQuality::~NetworkQuality() {}
1154 1151
1155 NetworkQualityEstimator::NetworkQuality& 1152 NetworkQualityEstimator::NetworkQuality&
1156 NetworkQualityEstimator::NetworkQuality:: 1153 NetworkQualityEstimator::NetworkQuality::operator=(
1157 operator=(const NetworkQuality& other) { 1154 const NetworkQuality& other) {
1158 rtt_ = other.rtt_; 1155 rtt_ = other.rtt_;
1159 downstream_throughput_kbps_ = other.downstream_throughput_kbps_; 1156 downstream_throughput_kbps_ = other.downstream_throughput_kbps_;
1160 return *this; 1157 return *this;
1161 } 1158 }
1162 1159
1163 } // namespace net 1160 } // namespace net
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