1 files changed, 83 insertions, 0 deletions
diff --git a/chromium/net/base/network_change_notifier_mac.h b/chromium/net/base/network_change_notifier_mac.h
new file mode 100644
index 00000000000..168ea1480b7
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+++ b/chromium/net/base/network_change_notifier_mac.h
@@ -0,0 +1,83 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
+#define NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_
+
+#include <SystemConfiguration/SystemConfiguration.h>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/mac/scoped_cftyperef.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/synchronization/condition_variable.h"
+#include "base/synchronization/lock.h"
+#include "net/base/network_change_notifier.h"
+#include "net/base/network_config_watcher_mac.h"
+
+namespace net {
+
+class NetworkChangeNotifierMac: public NetworkChangeNotifier {
+ public:
+  NetworkChangeNotifierMac();
+  virtual ~NetworkChangeNotifierMac();
+
+  // NetworkChangeNotifier implementation:
+  virtual ConnectionType GetCurrentConnectionType() const OVERRIDE;
+
+  // Forwarder just exists to keep the NetworkConfigWatcherMac API out of
+  // NetworkChangeNotifierMac's public API.
+  class Forwarder : public NetworkConfigWatcherMac::Delegate {
+   public:
+    explicit Forwarder(NetworkChangeNotifierMac* net_config_watcher)
+        : net_config_watcher_(net_config_watcher) {}
+
+    // NetworkConfigWatcherMac::Delegate implementation:
+    virtual void Init() OVERRIDE;
+    virtual void StartReachabilityNotifications() OVERRIDE;
+    virtual void SetDynamicStoreNotificationKeys(
+        SCDynamicStoreRef store) OVERRIDE;
+    virtual void OnNetworkConfigChange(CFArrayRef changed_keys) OVERRIDE;
+
+   private:
+    NetworkChangeNotifierMac* const net_config_watcher_;
+    DISALLOW_COPY_AND_ASSIGN(Forwarder);
+  };
+
+ private:
+  class DnsConfigServiceThread;
+
+  // Methods directly called by the NetworkConfigWatcherMac::Delegate:
+  void StartReachabilityNotifications();
+  void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store);
+  void OnNetworkConfigChange(CFArrayRef changed_keys);
+
+  void SetInitialConnectionType();
+
+  static void ReachabilityCallback(SCNetworkReachabilityRef target,
+                                   SCNetworkConnectionFlags flags,
+                                   void* notifier);
+
+  static NetworkChangeCalculatorParams NetworkChangeCalculatorParamsMac();
+
+  // These must be constructed before config_watcher_ to ensure
+  // the lock is in a valid state when Forwarder::Init is called.
+  ConnectionType connection_type_;
+  bool connection_type_initialized_;
+  mutable base::Lock connection_type_lock_;
+  mutable base::ConditionVariable initial_connection_type_cv_;
+  base::ScopedCFTypeRef<SCNetworkReachabilityRef> reachability_;
+  base::ScopedCFTypeRef<CFRunLoopRef> run_loop_;
+
+  Forwarder forwarder_;
+  scoped_ptr<const NetworkConfigWatcherMac> config_watcher_;
+
+  scoped_ptr<DnsConfigServiceThread> dns_config_service_thread_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierMac);
+};
+
+}  // namespace net
+
+#endif  // NET_BASE_NETWORK_CHANGE_NOTIFIER_MAC_H_