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 #ifndef DRIVER_MANAGER_H 17 #define DRIVER_MANAGER_H 18 19 #include <cstdint> 20 #include <map> 21 22 #include "iservstat_listener_hdi.h" 23 #include "singleton.h" 24 25 #include "driver.h" 26 #include "iam_executor_iauth_driver_hdi.h" 27 #include "iam_executor_idriver_manager.h" 28 29 namespace OHOS { 30 namespace UserIam { 31 namespace UserAuth { 32 using ServStatListenerStub = HDI::ServiceManager::V1_0::ServStatListenerStub; 33 using ServiceStatus = HDI::ServiceManager::V1_0::ServiceStatus; 34 class DriverManager : public Singleton<DriverManager> { 35 public: 36 DriverManager(); 37 ~DriverManager() override = default; 38 int32_t Start(const std::map<std::string, HdiConfig> &hdiName2Config); 39 void OnFrameworkReady(); 40 void OnFrameworkDown(); 41 void OnAllHdiDisconnect(); 42 void SubscribeHdiDriverStatus(); 43 std::shared_ptr<Driver> GetDriverByServiceName(const std::string &serviceName); 44 45 private: 46 class HdiServiceStatusListener; 47 bool HdiConfigIsValid(const std::map<std::string, HdiConfig> &hdiName2Config); 48 void SubscribeServiceStatus(); 49 void SubscribeFrameworkReadyEvent(); 50 51 std::mutex mutex_; 52 std::map<std::string, std::shared_ptr<Driver>> serviceName2Driver_; 53 sptr<HdiServiceStatusListener> hdiServiceStatusListener_ {nullptr}; 54 }; 55 56 class DriverManager::HdiServiceStatusListener : public ServStatListenerStub { 57 public: 58 using StatusCallback = std::function<void(const ServiceStatus &)>; HdiServiceStatusListener(StatusCallback callback)59 explicit HdiServiceStatusListener(StatusCallback callback) : callback_(std::move(callback)) 60 { 61 } 62 ~HdiServiceStatusListener() override = default; OnReceive(const ServiceStatus & status)63 void OnReceive(const ServiceStatus &status) override 64 { 65 callback_(status); 66 } 67 68 private: 69 StatusCallback callback_; 70 }; 71 } // namespace UserAuth 72 } // namespace UserIam 73 } // namespace OHOS 74 75 #endif // DRIVER_MANAGER_H