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 void DispatchResourceExt(uint32_t resType, int64_t value, const nlohmann::json& payload); 41 bool CheckTidIsInPid(int32_t pid, int32_t tid); 42 void SubscribeResourceExt(); 43 int32_t RssExeSendRequestSync(uint32_t resType, int64_t value, 44 const nlohmann::json& context, nlohmann::json& reply); 45 void RssExeSendRequestAsync(uint32_t resType, int64_t value, const nlohmann::json& context); 46 47 private: ResSchedUtils()48 ResSchedUtils() 49 { 50 LoadUtils(); 51 LoadUtilsExtra(); 52 } ~ResSchedUtils()53 ~ResSchedUtils() 54 { 55 reportFunc_ = nullptr; 56 reportArbitrationResultFunc_ = nullptr; 57 reportSysEventFunc_ = nullptr; 58 subscribeResourceExtFunc_ = nullptr; 59 } 60 void LoadUtils(); 61 void LoadUtilsExtra(); 62 63 ResSchedUtils(const ResSchedUtils&) = delete; 64 ResSchedUtils& operator=(const ResSchedUtils &) = delete; 65 ResSchedUtils(ResSchedUtils&&) = delete; 66 ResSchedUtils& operator=(ResSchedUtils&&) = delete; 67 68 ReportDataFunc reportFunc_ = nullptr; 69 ReportArbitrationResultFunc reportArbitrationResultFunc_ = nullptr; 70 ReportSysEventFunc reportSysEventFunc_ = nullptr; 71 DispatchResourceExtFunc dispatchResourceExtFunc_ = nullptr; 72 SubscribeResourceExtFunc subscribeResourceExtFunc_ = nullptr; 73 }; 74 } // namespace ResourceSchedule 75 } // namespace OHOS 76 #endif // CGROUP_SCHED_FRAMEWORK_UTILS_INCLUDE_RESSCHED_UTILS_H_ 77