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      1 //
      2 // Copyright (C) 2015 The Android Open Source Project
      3 //
      4 // Licensed under the Apache License, Version 2.0 (the "License");
      5 // you may not use this file except in compliance with the License.
      6 // You may obtain a copy of the License at
      7 //
      8 //      http://www.apache.org/licenses/LICENSE-2.0
      9 //
     10 // Unless required by applicable law or agreed to in writing, software
     11 // distributed under the License is distributed on an "AS IS" BASIS,
     12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 // See the License for the specific language governing permissions and
     14 // limitations under the License.
     15 //
     16 
     17 #ifndef SHILL_DBUS_CHROMEOS_WIMAX_MANAGER_PROXY_H_
     18 #define SHILL_DBUS_CHROMEOS_WIMAX_MANAGER_PROXY_H_
     19 
     20 #include <string>
     21 #include <vector>
     22 
     23 #include <base/macros.h>
     24 #include <wimax_manager/dbus-proxies.h>
     25 
     26 #include "shill/wimax/wimax_manager_proxy_interface.h"
     27 
     28 namespace shill {
     29 
     30 class EventDispatcher;
     31 
     32 class ChromeosWiMaxManagerProxy : public WiMaxManagerProxyInterface {
     33  public:
     34   explicit ChromeosWiMaxManagerProxy(
     35       EventDispatcher* dispatcher,
     36       const scoped_refptr<dbus::Bus>& bus,
     37       const base::Closure& service_appeared_callback,
     38       const base::Closure& service_vanished_callback);
     39   ~ChromeosWiMaxManagerProxy() override;
     40 
     41   // Inherited from WiMaxManagerProxyInterface.
     42   void set_devices_changed_callback(
     43       const DevicesChangedCallback& callback) override;
     44   RpcIdentifiers Devices(Error* error) override;
     45 
     46  private:
     47   class PropertySet : public dbus::PropertySet {
     48    public:
     49     PropertySet(dbus::ObjectProxy* object_proxy,
     50                 const std::string& interface_name,
     51                 const PropertyChangedCallback& callback);
     52     brillo::dbus_utils::Property<std::vector<dbus::ObjectPath>> devices;
     53 
     54    private:
     55     DISALLOW_COPY_AND_ASSIGN(PropertySet);
     56   };
     57 
     58   static const char kPropertyDevices[];
     59 
     60   // Called when service appeared or vanished.
     61   void OnServiceAvailable(bool available);
     62 
     63   // Service name owner changed handler.
     64   void OnServiceOwnerChanged(const std::string& old_owner,
     65                              const std::string& new_owner);
     66 
     67   // Signal callbacks inherited from WiMaxManager_proxy.
     68   void DevicesChanged(const std::vector<dbus::ObjectPath>& devices);
     69 
     70   // Callback invoked when the value of property |property_name| is changed.
     71   void OnPropertyChanged(const std::string& property_name);
     72 
     73   // Called when signal is connected to the ObjectProxy.
     74   void OnSignalConnected(const std::string& interface_name,
     75                          const std::string& signal_name,
     76                          bool success);
     77 
     78   std::unique_ptr<org::chromium::WiMaxManagerProxy> proxy_;
     79   std::unique_ptr<PropertySet> properties_;
     80   EventDispatcher* dispatcher_;
     81   base::Closure service_appeared_callback_;
     82   base::Closure service_vanished_callback_;
     83   bool service_available_;
     84   DevicesChangedCallback devices_changed_callback_;
     85 
     86   base::WeakPtrFactory<ChromeosWiMaxManagerProxy> weak_factory_{this};
     87   DISALLOW_COPY_AND_ASSIGN(ChromeosWiMaxManagerProxy);
     88 };
     89 
     90 }  // namespace shill
     91 
     92 #endif  // SHILL_DBUS_CHROMEOS_WIMAX_MANAGER_PROXY_H_
     93