Home | History | Annotate | Download | only in proxy 
      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef NET_PROXY_PROXY_CONFIG_SERVICE_MAC_H_
      6 #define NET_PROXY_PROXY_CONFIG_SERVICE_MAC_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/memory/ref_counted.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "base/observer_list.h"
     13 #include "net/base/network_config_watcher_mac.h"
     14 #include "net/proxy/proxy_config.h"
     15 #include "net/proxy/proxy_config_service.h"
     16 
     17 namespace base {
     18 class SingleThreadTaskRunner;
     19 }  // namespace base
     20 
     21 namespace net {
     22 
     23 // TODO(sergeyu): This class needs to be exported because remoting code
     24 // creates it directly. Fix that and remove NET_EXPORT here.
     25 // crbug.com/125104
     26 class NET_EXPORT ProxyConfigServiceMac : public ProxyConfigService {
     27  public:
     28   // Constructs a ProxyConfigService that watches the Mac OS system settings.
     29   // This instance is expected to be operated and deleted on the same thread
     30   // (however it may be constructed from a different thread).
     31   explicit ProxyConfigServiceMac(
     32       base::SingleThreadTaskRunner* io_thread_task_runner);
     33   virtual ~ProxyConfigServiceMac();
     34 
     35  public:
     36   // ProxyConfigService implementation:
     37   virtual void AddObserver(Observer* observer) OVERRIDE;
     38   virtual void RemoveObserver(Observer* observer) OVERRIDE;
     39   virtual ConfigAvailability GetLatestProxyConfig(ProxyConfig* config) OVERRIDE;
     40 
     41  private:
     42   class Helper;
     43 
     44   // Forwarder just exists to keep the NetworkConfigWatcherMac API out of
     45   // ProxyConfigServiceMac's public API.
     46   class Forwarder : public NetworkConfigWatcherMac::Delegate {
     47    public:
     48     explicit Forwarder(ProxyConfigServiceMac* proxy_config_service)
     49         : proxy_config_service_(proxy_config_service) {}
     50 
     51     // NetworkConfigWatcherMac::Delegate implementation:
     52     virtual void StartReachabilityNotifications() OVERRIDE {}
     53     virtual void SetDynamicStoreNotificationKeys(
     54         SCDynamicStoreRef store) OVERRIDE;
     55     virtual void OnNetworkConfigChange(CFArrayRef changed_keys) OVERRIDE;
     56 
     57    private:
     58     ProxyConfigServiceMac* const proxy_config_service_;
     59     DISALLOW_COPY_AND_ASSIGN(Forwarder);
     60   };
     61 
     62   // Methods directly called by the NetworkConfigWatcherMac::Delegate:
     63   void SetDynamicStoreNotificationKeys(SCDynamicStoreRef store);
     64   void OnNetworkConfigChange(CFArrayRef changed_keys);
     65 
     66   // Called when the proxy configuration has changed, to notify the observers.
     67   void OnProxyConfigChanged(const ProxyConfig& new_config);
     68 
     69   Forwarder forwarder_;
     70   scoped_ptr<const NetworkConfigWatcherMac> config_watcher_;
     71 
     72   ObserverList<Observer> observers_;
     73 
     74   // Holds the last system proxy settings that we fetched.
     75   bool has_fetched_config_;
     76   ProxyConfig last_config_fetched_;
     77 
     78   scoped_refptr<Helper> helper_;
     79 
     80   // The thread that we expect to be operated on.
     81   const scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner_;
     82 
     83   DISALLOW_COPY_AND_ASSIGN(ProxyConfigServiceMac);
     84 };
     85 
     86 }  // namespace net
     87 
     88 #endif  // NET_PROXY_PROXY_CONFIG_SERVICE_MAC_H_
     89