1 /* 2 * Copyright (c) 2023 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 OHOS_CLOUD_OAID_SERVICES_H 17 #define OHOS_CLOUD_OAID_SERVICES_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "iremote_proxy.h" 23 #include "distributed_kv_data_manager.h" 24 #include "securec.h" 25 #include "system_ability.h" 26 #include "oaid_service_stub.h" 27 28 namespace OHOS { 29 namespace Cloud { 30 enum class ServiceRunningState { STATE_NOT_START, STATE_RUNNING }; 31 32 class OAIDService : public SystemAbility, public OAIDServiceStub { 33 DECLARE_SYSTEM_ABILITY(OAIDService); 34 35 public: 36 DISALLOW_COPY_AND_MOVE(OAIDService); 37 OAIDService(int32_t systemAbilityId, bool runOnCreate); 38 static sptr<OAIDService> GetInstance(); 39 OAIDService(); 40 bool InitOaidKvStore(); 41 virtual ~OAIDService() override; 42 43 /** 44 * Get OAID 45 * 46 * @return std::string, OAID. 47 */ 48 std::string GetOAID() override; 49 50 /** 51 * Reset open advertising id. 52 */ 53 int32_t ResetOAID() override; 54 55 protected: 56 void OnStart() override; 57 void OnStop() override; 58 void OnAddSystemAbility(int32_t systemAbilityId, const std::string& deviceId) override; 59 private: 60 int32_t Init(); 61 bool CheckKvStore(); 62 bool ReadValueFromKvStore(const std::string &kvStoreKey, std::string &kvStoreValue); 63 bool WriteValueToKvStore(const std::string &kvStoreKey, const std::string &kvStoreValue); 64 std::string GainOAID(); 65 66 ServiceRunningState state_; 67 static std::mutex mutex_; 68 static sptr<OAIDService> instance_; 69 70 std::shared_ptr<DistributedKv::SingleKvStore> oaidKvStore_; 71 std::mutex updateMutex_; 72 std::string oaid_; 73 }; 74 } // namespace Cloud 75 } // namespace OHOS 76 #endif // OHOS_CLOUD_OAID_SERVICES_H 77