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https://github.com/klzgrad/naiveproxy.git
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87 lines
3.0 KiB
C++
87 lines
3.0 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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#ifndef NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
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#define NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
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#include <SystemConfiguration/SystemConfiguration.h>
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#include <memory>
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#include "base/compiler_specific.h"
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#include "base/mac/scoped_cftyperef.h"
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#include "base/macros.h"
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#include "base/synchronization/condition_variable.h"
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#include "base/synchronization/lock.h"
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#include "net/base/network_change_notifier.h"
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#include "net/base/network_config_watcher_mac.h"
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namespace net {
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class NetworkChangeNotifierMac: public NetworkChangeNotifier {
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public:
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NetworkChangeNotifierMac();
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~NetworkChangeNotifierMac() override;
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// NetworkChangeNotifier implementation:
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ConnectionType GetCurrentConnectionType() const override;
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// Forwarder just exists to keep the NetworkConfigWatcherMac API out of
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// NetworkChangeNotifierMac's public API.
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class Forwarder : public NetworkConfigWatcherMac::Delegate {
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public:
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explicit Forwarder(NetworkChangeNotifierMac* net_config_watcher)
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: net_config_watcher_(net_config_watcher) {}
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// NetworkConfigWatcherMac::Delegate implementation:
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void Init() override;
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void StartReachabilityNotifications() override;
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void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store) override;
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void OnNetworkConfigChange(CFArrayRef changed_keys) override;
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private:
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NetworkChangeNotifierMac* const net_config_watcher_;
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DISALLOW_COPY_AND_ASSIGN(Forwarder);
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};
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private:
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class DnsConfigServiceThread;
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// Called on the main thread on startup, afterwards on the notifier thread.
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static ConnectionType CalculateConnectionType(SCNetworkConnectionFlags flags);
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// Methods directly called by the NetworkConfigWatcherMac::Delegate:
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void StartReachabilityNotifications();
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void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store);
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void OnNetworkConfigChange(CFArrayRef changed_keys);
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void SetInitialConnectionType();
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static void ReachabilityCallback(SCNetworkReachabilityRef target,
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SCNetworkConnectionFlags flags,
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void* notifier);
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static NetworkChangeCalculatorParams NetworkChangeCalculatorParamsMac();
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// These must be constructed before config_watcher_ to ensure
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// the lock is in a valid state when Forwarder::Init is called.
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ConnectionType connection_type_;
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bool connection_type_initialized_;
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mutable base::Lock connection_type_lock_;
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mutable base::ConditionVariable initial_connection_type_cv_;
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base::ScopedCFTypeRef<SCNetworkReachabilityRef> reachability_;
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base::ScopedCFTypeRef<CFRunLoopRef> run_loop_;
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Forwarder forwarder_;
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std::unique_ptr<const NetworkConfigWatcherMac> config_watcher_;
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std::unique_ptr<DnsConfigServiceThread> dns_config_service_thread_;
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DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierMac);
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};
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} // namespace net
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#endif // NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
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