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 HIVIEWDFX_FAULTLOGGER_SERVICE_OHOS_H 16 #define HIVIEWDFX_FAULTLOGGER_SERVICE_OHOS_H 17 #include <cstdint> 18 #include <map> 19 #include <mutex> 20 #include <string> 21 #include <vector> 22 23 #include "singleton.h" 24 #include "system_ability.h" 25 26 #include "faultlogger_service_stub.h" 27 #include "faultlog_info_ohos.h" 28 #include "faultlog_query_result_ohos.h" 29 #include "faultlogger.h" 30 31 namespace OHOS { 32 namespace HiviewDFX { 33 class FaultloggerServiceOhos : public SystemAbility, 34 public FaultLoggerServiceStub, 35 public Singleton<FaultloggerServiceOhos> { 36 DECLARE_SYSTEM_ABILITY(FaultloggerServiceOhos); 37 public: FaultloggerServiceOhos()38 FaultloggerServiceOhos() {}; ~FaultloggerServiceOhos()39 virtual ~FaultloggerServiceOhos() {}; 40 41 static void StartService(OHOS::HiviewDFX::Faultlogger *service); 42 static OHOS::HiviewDFX::Faultlogger *GetOrSetFaultlogger( 43 OHOS::HiviewDFX::Faultlogger *service = nullptr); 44 int32_t Dump(int32_t fd, const std::vector<std::u16string> &args) override; 45 46 void AddFaultLog(const FaultLogInfoOhos& info) override; 47 sptr<IRemoteObject> QuerySelfFaultLog(int32_t faultType, int32_t maxNum) override; 48 void Destroy() override; 49 50 private: 51 struct FaultLogQuery { 52 int32_t pid = -1; 53 sptr<FaultLogQueryResultOhos> ptr = nullptr; 54 }; 55 56 private: 57 void ClearQueryStub(int32_t uid); 58 59 std::map<int32_t, std::unique_ptr<FaultLogQuery>> queries_; 60 std::mutex mutex_; 61 }; 62 }; // namespace HiviewDFX 63 }; // namespace OHOS 64 #endif // HIVIEWDFX_FAULTLOGGER_SERVICE_OHOS_H 65