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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 APMANAGER_DBUS_DBUS_CONTROL_H_
18 #define APMANAGER_DBUS_DBUS_CONTROL_H_
19 
20 #include <base/macros.h>
21 #include <brillo/dbus/exported_object_manager.h>
22 #include <dbus/bus.h>
23 
24 #include "apmanager/control_interface.h"
25 #include "apmanager/manager.h"
26 
27 namespace apmanager {
28 
29 // D-Bus control interface for IPC through D-Bus.
30 class DBusControl : public ControlInterface {
31  public:
32   DBusControl();
33   ~DBusControl() override;
34 
35   // Inheritted from ControlInterface.
36   void Init() override;
37   void Shutdown() override;
38   std::unique_ptr<ConfigAdaptorInterface> CreateConfigAdaptor(
39       Config* config, int service_identifier) override;
40   std::unique_ptr<DeviceAdaptorInterface> CreateDeviceAdaptor(
41       Device* device) override;
42   std::unique_ptr<ManagerAdaptorInterface> CreateManagerAdaptor(
43       Manager* manager) override;
44   std::unique_ptr<ServiceAdaptorInterface> CreateServiceAdaptor(
45       Service* device) override;
46   std::unique_ptr<FirewallProxyInterface> CreateFirewallProxy(
47       const base::Closure& service_appeared_callback,
48       const base::Closure& service_vanished_callback) override;
49   std::unique_ptr<ShillProxyInterface> CreateShillProxy(
50       const base::Closure& service_appeared_callback,
51       const base::Closure& service_vanished_callback) override;
52 
53  private:
54   // Invoked when D-Bus objects for both ObjectManager and Manager
55   // are registered to the bus.
56   void OnObjectRegistrationCompleted(bool registration_success);
57 
58   // NOTE: No dedicated bus is needed for the proxies, since the proxies
59   // being created here doesn't listen for any broadcast signals.
60   // Use a dedicated bus for the proxies if this condition is not true
61   // anymore.
62   scoped_refptr<dbus::Bus> bus_;
63   std::unique_ptr<brillo::dbus_utils::ExportedObjectManager> object_manager_;
64   std::unique_ptr<Manager> manager_;
65 
66   DISALLOW_COPY_AND_ASSIGN(DBusControl);
67 };
68 
69 }  // namespace apmanager
70 
71 #endif  // APMANAGER_DBUS_DBUS_CONTROL_H_
72