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 SCAN_USB_MANAGER_H_ 17 #define SCAN_USB_MANAGER_H_ 18 19 #include <map> 20 #include <string> 21 #include <utility> 22 #include "usb_srv_client.h" 23 #include "singleton.h" 24 #include "scan_event_subscriber.h" 25 26 namespace OHOS::Scan { 27 28 class ScanUsbManager final : public DelayedSingleton<ScanUsbManager> { 29 public: 30 ScanUsbManager(); 31 ~ScanUsbManager(); 32 void Init(); 33 void DealUsbDevStatusChange(const std::string &devStr, bool isAttach); 34 bool IsDeviceAvailable(const std::string& firstId, const std::string& secondId); 35 std::string GetPortBySerialNumber(const std::string& serialNumber); 36 std::string GetSerialNumberByPort(const std::string& port); 37 std::string GetScannerNameBySn(const std::string& serialNumber); 38 private: 39 void RefreshUsbDevice(); 40 void UpdateUsbScannerId(std::string serialNumber, std::string usbDevicePort); 41 void DisConnectUsbScanner(std::string usbDeviceName); 42 void ConnectUsbScanner(OHOS::USB::UsbDevice& device); 43 std::string GetSerialNumber(OHOS::USB::UsbDevice &usbDevice); 44 std::string GetDeviceSerialNumber(OHOS::USB::USBDevicePipe &usbDevicePipe); 45 std::shared_ptr<ScanEventSubscriber> usbDevStatusListener; 46 47 bool isInit = false; 48 std::map<std::string, OHOS::USB::UsbDevice> usbSnMap_; 49 std::mutex usbSnMapLock_; 50 }; 51 52 } 53 54 #endif // SCAN_USB_MANAGER_H_