1 /* 2 * Copyright (c) 2024 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 FRAMEWORK_NATIVE_UNIFIED_COLLECTION_COLLECTOR_COLLECT_DEVICE_CLIENT_H 16 #define FRAMEWORK_NATIVE_UNIFIED_COLLECTION_COLLECTOR_COLLECT_DEVICE_CLIENT_H 17 18 #include <memory> 19 #include <vector> 20 21 #include "thread_cpu_data.h" 22 #include "process_cpu_data.h" 23 24 namespace OHOS { 25 namespace HiviewDFX { 26 class CollectDeviceClient { 27 public: 28 CollectDeviceClient(); 29 ~CollectDeviceClient(); 30 31 public: 32 int Open(); 33 std::shared_ptr<ProcessCpuData> FetchProcessCpuData(); 34 std::shared_ptr<ProcessCpuData> FetchProcessCpuData(int pid); 35 std::shared_ptr<ThreadCpuData> FetchThreadCpuData(int pid); 36 std::shared_ptr<ThreadCpuData> FetchSelfThreadCpuData(int pid); 37 private: 38 int GetDeviceFd(bool readOnly); 39 unsigned int GetProcessCount(); 40 unsigned int GetThreadCount(int pid); 41 unsigned int GetSelfThreadCount(int pid); 42 int fd_; 43 }; 44 } // HiviewDFX 45 } // OHOS 46 #endif // FRAMEWORK_NATIVE_UNIFIED_COLLECTION_COLLECTOR_COLLECT_DEVICE_CLIENT_H