1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef HIDUMPER_ZIDL_COMMON_UTILS_H 16 #define HIDUMPER_ZIDL_COMMON_UTILS_H 17 #include <string> 18 #include <vector> 19 namespace OHOS { 20 namespace HiviewDFX { 21 class DumpCommonUtils { 22 public: 23 struct CpuInfo { 24 int id_; 25 public: 26 CpuInfo(); 27 }; 28 // get all cpu information in device. 29 static bool GetCpuInfos(std::vector<CpuInfo> &infos); 30 struct PidInfo { 31 int pid_; 32 int ppid_; 33 int uid_; 34 int gid_; 35 std::string name_; 36 std::string cmdline_; 37 public: 38 PidInfo(); 39 void Reset(); 40 }; 41 // get all process information in device. 42 static bool GetPidInfos(std::vector<PidInfo> &infos, bool all = false); 43 // get process name by pid. 44 static bool GetProcessNameByPid(int pid, std::string &name); 45 // get process information by pid. 46 static bool GetProcessInfo(int pid, PidInfo &info); 47 // check head of string. 48 static bool StartWith(const std::string& str, const std::string& head); 49 static bool GetUserPids(std::vector<int> &pids); 50 static bool IsUserPid(const std::string &pid); 51 private: 52 static bool GetLinesInFile(const std::string& file, std::vector<std::string>& lines); 53 static bool GetNamesInFolder(const std::string& folder, std::vector<std::string>& names); 54 }; 55 } // namespace HiviewDFX 56 } // namespace OHOS 57 #endif // HIDUMPER_ZIDL_COMMON_UTILS_H 58