1 // 2 // Copyright (C) 2013 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_COMMON_HWID_OVERRIDE_H_ 18 #define UPDATE_ENGINE_COMMON_HWID_OVERRIDE_H_ 19 20 #include <map> 21 #include <string> 22 23 #include <base/files/file_path.h> 24 #include <base/macros.h> 25 26 namespace chromeos_update_engine { 27 28 // Class that allows HWID to be read from <root>/etc/lsb-release. 29 class HwidOverride { 30 public: 31 HwidOverride(); 32 ~HwidOverride(); 33 34 // Read HWID from an /etc/lsb-release file under given root. 35 // An empty string is returned if there is any error. 36 static std::string Read(const base::FilePath& root); 37 38 static const char kHwidOverrideKey[]; 39 40 private: 41 DISALLOW_COPY_AND_ASSIGN(HwidOverride); 42 }; 43 44 } // namespace chromeos_update_engine 45 46 #endif // UPDATE_ENGINE_COMMON_HWID_OVERRIDE_H_ 47