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 <string> 21 22 #include <base/version.h> 23 24 #include "update_engine/update_manager/provider.h" 25 #include "update_engine/update_manager/variable.h" 26 27 namespace chromeos_update_manager { 28 29 // Provider for system information, mostly constant, such as the information 30 // reported by crossystem, the kernel boot command line and the partition table. 31 class SystemProvider : public Provider { 32 public: ~SystemProvider()33 ~SystemProvider() override {} 34 35 // Returns true if the boot mode is normal or if it's unable to 36 // determine the boot mode. Returns false if the boot mode is 37 // developer. 38 virtual Variable<bool>* var_is_normal_boot_mode() = 0; 39 40 // Returns whether this is an official Chrome OS build. 41 virtual Variable<bool>* var_is_official_build() = 0; 42 43 // Returns a variable that tells whether OOBE was completed. 44 virtual Variable<bool>* var_is_oobe_complete() = 0; 45 46 // Returns a variable that tells the number of slots in the system. 47 virtual Variable<unsigned int>* var_num_slots() = 0; 48 49 // Returns the required platform version of the configured auto launch 50 // with zero delay kiosk app if any. 51 virtual Variable<std::string>* var_kiosk_required_platform_version() = 0; 52 53 // Chrome OS version number as provided by |ImagePropeties|. 54 virtual Variable<base::Version>* var_chromeos_version() = 0; 55 56 protected: SystemProvider()57 SystemProvider() {} 58 59 private: 60 DISALLOW_COPY_AND_ASSIGN(SystemProvider); 61 }; 62 63 } // namespace chromeos_update_manager 64 65 #endif // UPDATE_ENGINE_UPDATE_MANAGER_SYSTEM_PROVIDER_H_ 66