mirror of
https://github.com/klzgrad/naiveproxy.git
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114 lines
4.1 KiB
C++
114 lines
4.1 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <string>
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#include <utility>
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#include "base/bind.h"
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#include "base/task/post_task.h"
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#include "base/task/task_traits.h"
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#include "build/build_config.h"
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#include "build/chromeos_buildflags.h"
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#include "net/base/network_change_notifier_posix.h"
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#include "net/dns/dns_config_service_posix.h"
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#include "net/dns/system_dns_config_change_notifier.h"
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#if defined(OS_ANDROID)
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#include "net/android/network_change_notifier_android.h"
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#endif
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namespace net {
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NetworkChangeNotifierPosix::NetworkChangeNotifierPosix(
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NetworkChangeNotifier::ConnectionType initial_connection_type,
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NetworkChangeNotifier::ConnectionSubtype initial_connection_subtype)
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: NetworkChangeNotifierPosix(initial_connection_type,
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initial_connection_subtype,
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/*system_dns_config_notifier=*/nullptr) {}
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NetworkChangeNotifierPosix::NetworkChangeNotifierPosix(
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NetworkChangeNotifier::ConnectionType initial_connection_type,
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NetworkChangeNotifier::ConnectionSubtype initial_connection_subtype,
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SystemDnsConfigChangeNotifier* system_dns_config_notifier)
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: NetworkChangeNotifier(NetworkChangeCalculatorParamsPosix(),
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system_dns_config_notifier),
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connection_type_(initial_connection_type),
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max_bandwidth_mbps_(
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NetworkChangeNotifier::GetMaxBandwidthMbpsForConnectionSubtype(
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initial_connection_subtype)) {}
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NetworkChangeNotifierPosix::~NetworkChangeNotifierPosix() {
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ClearGlobalPointer();
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}
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void NetworkChangeNotifierPosix::OnDNSChanged() {
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GetCurrentSystemDnsConfigNotifier()->RefreshConfig();
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}
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void NetworkChangeNotifierPosix::OnIPAddressChanged() {
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DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
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NetworkChangeNotifier::NotifyObserversOfIPAddressChange();
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}
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void NetworkChangeNotifierPosix::OnConnectionChanged(
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NetworkChangeNotifier::ConnectionType connection_type) {
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DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
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{
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base::AutoLock scoped_lock(lock_);
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connection_type_ = connection_type;
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}
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NetworkChangeNotifier::NotifyObserversOfConnectionTypeChange();
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}
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void NetworkChangeNotifierPosix::OnConnectionSubtypeChanged(
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NetworkChangeNotifier::ConnectionType connection_type,
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NetworkChangeNotifier::ConnectionSubtype connection_subtype) {
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DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
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double max_bandwidth_mbps =
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GetMaxBandwidthMbpsForConnectionSubtype(connection_subtype);
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{
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base::AutoLock scoped_lock(lock_);
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max_bandwidth_mbps_ = max_bandwidth_mbps;
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}
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NetworkChangeNotifier::NotifyObserversOfMaxBandwidthChange(max_bandwidth_mbps,
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connection_type);
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}
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NetworkChangeNotifier::ConnectionType
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NetworkChangeNotifierPosix::GetCurrentConnectionType() const {
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base::AutoLock scoped_lock(lock_);
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return connection_type_;
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}
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void NetworkChangeNotifierPosix::GetCurrentMaxBandwidthAndConnectionType(
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double* max_bandwidth_mbps,
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ConnectionType* connection_type) const {
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base::AutoLock scoped_lock(lock_);
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*connection_type = connection_type_;
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*max_bandwidth_mbps = max_bandwidth_mbps_;
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}
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// static
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NetworkChangeNotifier::NetworkChangeCalculatorParams
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NetworkChangeNotifierPosix::NetworkChangeCalculatorParamsPosix() {
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NetworkChangeCalculatorParams params;
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#if BUILDFLAG(IS_CHROMEOS_ASH)
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// Delay values arrived at by simple experimentation and adjusted so as to
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// produce a single signal when switching between network connections.
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params.ip_address_offline_delay_ = base::TimeDelta::FromMilliseconds(4000);
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params.ip_address_online_delay_ = base::TimeDelta::FromMilliseconds(1000);
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params.connection_type_offline_delay_ =
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base::TimeDelta::FromMilliseconds(500);
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params.connection_type_online_delay_ = base::TimeDelta::FromMilliseconds(500);
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#elif defined(OS_ANDROID)
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params =
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net::NetworkChangeNotifierAndroid::NetworkChangeCalculatorParamsAndroid();
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#else
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NOTIMPLEMENTED();
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#endif
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return params;
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}
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} // namespace net
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