1 // 2 // Copyright (C) 2012 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 UPDATE_ENGINE_CONNECTION_MANAGER_H_ 18 #define UPDATE_ENGINE_CONNECTION_MANAGER_H_ 19 20 #include <memory> 21 #include <string> 22 23 #include <base/macros.h> 24 #include <dbus/object_path.h> 25 26 #include "update_engine/connection_manager_interface.h" 27 #include "update_engine/shill_proxy_interface.h" 28 29 namespace chromeos_update_engine { 30 31 // This class implements the concrete class that talks with the connection 32 // manager (shill) over DBus. 33 // TODO(deymo): Remove this class and use ShillProvider from the UpdateManager. 34 class ConnectionManager : public ConnectionManagerInterface { 35 public: 36 // Constructs a new ConnectionManager object initialized with the 37 // given system state. 38 ConnectionManager(ShillProxyInterface* shill_proxy, 39 SystemState* system_state); 40 ~ConnectionManager() override = default; 41 42 // ConnectionManagerInterface overrides. 43 bool GetConnectionProperties(ConnectionType* out_type, 44 ConnectionTethering* out_tethering) override; 45 bool IsUpdateAllowedOver(ConnectionType type, 46 ConnectionTethering tethering) const override; 47 bool IsAllowedConnectionTypesForUpdateSet() const override; 48 49 private: 50 // Returns (via out_path) the default network path, or "/" if there's no 51 // network up. Returns true on success. 52 bool GetDefaultServicePath(dbus::ObjectPath* out_path); 53 54 bool GetServicePathProperties(const dbus::ObjectPath& path, 55 ConnectionType* out_type, 56 ConnectionTethering* out_tethering); 57 58 // The mockable interface to access the shill DBus proxies. 59 std::unique_ptr<ShillProxyInterface> shill_proxy_; 60 61 // The global context for update_engine. 62 SystemState* system_state_; 63 64 DISALLOW_COPY_AND_ASSIGN(ConnectionManager); 65 }; 66 67 } // namespace chromeos_update_engine 68 69 #endif // UPDATE_ENGINE_CONNECTION_MANAGER_H_ 70