1 // 2 // Copyright (C) 2014 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_UPDATE_MANAGER_REAL_CONFIG_PROVIDER_H_ 18 #define UPDATE_ENGINE_UPDATE_MANAGER_REAL_CONFIG_PROVIDER_H_ 19 20 #include <memory> 21 #include <string> 22 23 #include "update_engine/common/hardware_interface.h" 24 #include "update_engine/update_manager/config_provider.h" 25 #include "update_engine/update_manager/generic_variables.h" 26 27 namespace chromeos_update_manager { 28 29 // ConfigProvider concrete implementation. 30 class RealConfigProvider : public ConfigProvider { 31 public: RealConfigProvider(chromeos_update_engine::HardwareInterface * hardware)32 explicit RealConfigProvider( 33 chromeos_update_engine::HardwareInterface* hardware) 34 : hardware_(hardware) {} 35 36 // Initializes the provider and returns whether it succeeded. 37 bool Init(); 38 var_is_oobe_enabled()39 Variable<bool>* var_is_oobe_enabled() override { 40 return var_is_oobe_enabled_.get(); 41 } 42 43 private: 44 friend class UmRealConfigProviderTest; 45 46 // Used for testing. Sets the root prefix, which is by default "". Call this 47 // method before calling Init() in order to mock out the place where the files 48 // are being read from. SetRootPrefix(const std::string & prefix)49 void SetRootPrefix(const std::string& prefix) { 50 root_prefix_ = prefix; 51 } 52 53 std::unique_ptr<ConstCopyVariable<bool>> var_is_oobe_enabled_; 54 55 chromeos_update_engine::HardwareInterface* hardware_; 56 57 // Prefix to prepend to the file paths. Useful for testing. 58 std::string root_prefix_; 59 60 DISALLOW_COPY_AND_ASSIGN(RealConfigProvider); 61 }; 62 63 } // namespace chromeos_update_manager 64 65 #endif // UPDATE_ENGINE_UPDATE_MANAGER_REAL_CONFIG_PROVIDER_H_ 66