1 /* 2 * Copyright (c) 2025 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 USB_DEVICE_INFO_PARSER_H 17 #define USB_DEVICE_INFO_PARSER_H 18 19 #include <fstream> 20 #include <regex> 21 #include <optional> 22 #include <string> 23 24 struct UsbDeviceInfo { 25 uint32_t busNum; 26 uint32_t devNum; 27 std::string productNum; 28 }; 29 30 class UsbDeviceInfoParser { 31 public: 32 UsbDeviceInfoParser(); 33 std::optional<UsbDeviceInfo> Find(const std::string& productRegex); 34 35 private: 36 std::regex devInfoRegex_; 37 }; 38 #endif 39