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_WIFI_WIFI_DRIVER_HAL_H_ 18 #define SHILL_WIFI_WIFI_DRIVER_HAL_H_ 19 20 #include <string> 21 22 #include <base/lazy_instance.h> 23 #include <base/macros.h> 24 25 namespace shill { 26 27 // This is a singleton class for invoking calls to WiFi driver HAL, 28 // mainly for configuring device operation mode (station vs AP mode). 29 class WiFiDriverHal { 30 public: 31 virtual ~WiFiDriverHal(); 32 33 // Since this is a singleton, use WiFiDriverHal::GetInstance()->Foo(). 34 static WiFiDriverHal* GetInstance(); 35 36 // Setup WiFi interface in station mode. Return an |interface_name| if 37 // success. Otherwise, return an empty string. 38 // This will attempt to initialize the WiFi driver before configuring 39 // the interface mode. It will be a noop in the driver if it is already 40 // initialized. So there won't be any performance penalty for doing it. 41 virtual std::string SetupStationModeInterface(); 42 43 // Setup WiFi interface in AP mode. Return an |interface_name| if 44 // success. Otherwise, return an empty string. 45 // This will attempt to initialize the WiFi driver before configuring 46 // the interface mode. It will be a noop in the driver if it is already 47 // initialized. So there won't be any performance penalty for doing it. 48 virtual std::string SetupApModeInterface(); 49 50 protected: 51 WiFiDriverHal(); 52 53 private: 54 friend struct base::DefaultLazyInstanceTraits<WiFiDriverHal>; 55 56 DISALLOW_COPY_AND_ASSIGN(WiFiDriverHal); 57 }; 58 59 } // namespace shill 60 61 #endif // SHILL_WIFI_WIFI_DRIVER_HAL_H_ 62