1 /* 2 * Copyright (c) 2022-2024 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 16 #ifndef CGROUP_SCHED_FRAMEWORK_UTILS_INCLUDE_RESSCHED_UTILS_H_ 17 #define CGROUP_SCHED_FRAMEWORK_UTILS_INCLUDE_RESSCHED_UTILS_H_ 18 19 #include <iostream> 20 #include "cgroup_adjuster.h" 21 #include "supervisor.h" 22 #include "sys/types.h" 23 #include "nlohmann/json.hpp" 24 25 namespace OHOS { 26 namespace ResourceSchedule { 27 using ReportDataFunc = void (*)(uint32_t resType, int64_t value, const nlohmann::json& payload); 28 using ReportArbitrationResultFunc = void (*)(Application &app, ProcessRecord &pr, AdjustSource source); 29 using ReportSysEventFunc = void (*)(Application &app, ProcessRecord &pr, uint32_t resType, int32_t state); 30 using DispatchResourceExtFunc = void (*)(uint32_t resType, int64_t value, const nlohmann::json& payload); 31 using ReportAppStateFunc = void (*)(int32_t state, int32_t pid); 32 using SubscribeResourceExtFunc = void (*)(); 33 class ResSchedUtils { 34 public: 35 static ResSchedUtils& GetInstance(); 36 void ReportDataInProcess(uint32_t resType, int64_t value, const nlohmann::json& payload); 37 void ReportArbitrationResult(Application &app, ProcessRecord &pr, AdjustSource source); 38 void ReportSysEvent(Application &app, ProcessRecord &pr, uint32_t resType, int32_t state); 39 std::string GetProcessFilePath(int32_t uid, std::string bundleName, int32_t pid); 40 bool CheckTidIsInPid(int32_t pid, int32_t tid); 41 void DispatchResourceExt(uint32_t resType, int64_t value, const nlohmann::json& payload); 42 void ReportAppStateInProcess(int32_t state, int32_t pid); 43 void SubscribeResourceExt(); 44 45 private: ResSchedUtils()46 ResSchedUtils() 47 { 48 LoadUtils(); 49 LoadUtilsExtra(); 50 } ~ResSchedUtils()51 ~ResSchedUtils() 52 { 53 reportFunc_ = nullptr; 54 reportArbitrationResultFunc_ = nullptr; 55 reportSysEventFunc_ = nullptr; 56 subscribeResourceExtFunc_ = nullptr; 57 } 58 void LoadUtils(); 59 void LoadUtilsExtra(); 60 61 ResSchedUtils(const ResSchedUtils&) = delete; 62 ResSchedUtils& operator=(const ResSchedUtils &) = delete; 63 ResSchedUtils(ResSchedUtils&&) = delete; 64 ResSchedUtils& operator=(ResSchedUtils&&) = delete; 65 66 ReportDataFunc reportFunc_ = nullptr; 67 ReportArbitrationResultFunc reportArbitrationResultFunc_ = nullptr; 68 ReportSysEventFunc reportSysEventFunc_ = nullptr; 69 DispatchResourceExtFunc dispatchResourceExtFunc_ = nullptr; 70 ReportAppStateFunc reportAppStateFunc_ = nullptr; 71 SubscribeResourceExtFunc subscribeResourceExtFunc_ = nullptr; 72 }; 73 } // namespace ResourceSchedule 74 } // namespace OHOS 75 #endif // CGROUP_SCHED_FRAMEWORK_UTILS_INCLUDE_RESSCHED_UTILS_H_ 76