1 /* 2 * Copyright (c) 2021-2022 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 GET_DEVICE_NODE_H 17 #define GET_DEVICE_NODE_H 18 19 #include "nocopyable.h" 20 #include "msg_head.h" 21 22 #define DeviceList std::map<std::string, std::vector<std::string>> 23 24 namespace OHOS { 25 namespace MMI { 26 class GetDeviceNode { 27 public: 28 GetDeviceNode(); 29 ~GetDeviceNode() = default; 30 DISALLOW_COPY_AND_MOVE(GetDeviceNode); 31 int32_t GetDeviceNodeName(const std::string &targetName, uint16_t devIndex, std::string &deviceNode); 32 private: 33 void InitDeviceInfo(); 34 std::vector<std::string> ReadDeviceFile(); 35 void AnalyseDevices(const std::vector<std::string> &cmdResult, DeviceList &deviceList) const; 36 private: 37 std::map<std::string, std::string> deviceList_; 38 }; 39 } // namespace MMI 40 } // namespace OHOS 41 #endif // GET_DEVICE_NODE_H