1 /* 2 * Copyright (c) 2022 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 #include "hdi_wrapper.h" 17 18 #include <mutex> 19 20 #include "iam_ptr.h" 21 #include "iproxy_broker.h" 22 23 namespace OHOS { 24 namespace UserIam { 25 namespace UserAuth { GetHdi()26sptr<IUserAuthInterface> HdiWrapper::GetHdi() 27 { 28 static sptr<IUserAuthInterface> hdi = nullptr; 29 static std::mutex mutex; 30 31 std::lock_guard<std::mutex> lock(mutex); 32 if (hdi != nullptr) { 33 auto remoteObject = HDI::hdi_objcast<IUserAuthInterface>(hdi); 34 if (remoteObject != nullptr && !remoteObject->IsObjectDead()) { 35 return hdi; 36 } 37 } 38 39 hdi = IUserAuthInterface::Get(); 40 return hdi; 41 } 42 GetHdiInstance()43std::shared_ptr<IUserAuthInterface> HdiWrapper::GetHdiInstance() 44 { 45 auto hdi = GetHdi(); 46 if (!hdi) { 47 return nullptr; 48 } 49 return Common::SptrToStdSharedPtr<IUserAuthInterface>(hdi); 50 } 51 GetHdiRemoteObjInstance()52sptr<IRemoteObject> HdiWrapper::GetHdiRemoteObjInstance() 53 { 54 auto hdi = GetHdi(); 55 if (!hdi) { 56 return sptr<IRemoteObject>(nullptr); 57 } 58 return HDI::hdi_objcast<IUserAuthInterface>(hdi); 59 } 60 } // namespace UserAuth 61 } // namespace UserIam 62 } // namespace OHOS 63