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_SYSTEM_PROVIDER_H_ 18 #define UPDATE_ENGINE_UPDATE_MANAGER_SYSTEM_PROVIDER_H_ 19 20 #include "update_engine/update_manager/provider.h" 21 #include "update_engine/update_manager/variable.h" 22 23 namespace chromeos_update_manager { 24 25 // Provider for system information, mostly constant, such as the information 26 // reported by crossystem, the kernel boot command line and the partition table. 27 class SystemProvider : public Provider { 28 public: 29 ~SystemProvider() override {} 30 31 // Returns true if the boot mode is normal or if it's unable to 32 // determine the boot mode. Returns false if the boot mode is 33 // developer. 34 virtual Variable<bool>* var_is_normal_boot_mode() = 0; 35 36 // Returns whether this is an official Chrome OS build. 37 virtual Variable<bool>* var_is_official_build() = 0; 38 39 // Returns a variable that tells whether OOBE was completed. 40 virtual Variable<bool>* var_is_oobe_complete() = 0; 41 42 // Returns a variable that tells the number of slots in the system. 43 virtual Variable<unsigned int>* var_num_slots() = 0; 44 45 // Returns the required platform version of the configured auto launch 46 // with zero delay kiosk app if any. 47 virtual Variable<std::string>* var_kiosk_required_platform_version() = 0; 48 49 protected: 50 SystemProvider() {} 51 52 private: 53 DISALLOW_COPY_AND_ASSIGN(SystemProvider); 54 }; 55 56 } // namespace chromeos_update_manager 57 58 #endif // UPDATE_ENGINE_UPDATE_MANAGER_SYSTEM_PROVIDER_H_ 59
