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_SERIAL_LITEOS_ADAPTER_H 17 #define USB_SERIAL_LITEOS_ADAPTER_H 18 19 #include <stdint.h> 20 #include "usb_serial_os_adapter.h" 21 22 namespace OHOS { 23 namespace HDI { 24 namespace Usb { 25 namespace UsbSerialDdk { 26 namespace V1_0 { 27 28 class LiteOsUsbSerialOsAdapter : public UsbSerialOsAdapter { 29 public: 30 LiteOsUsbSerialOsAdapter() = default; 31 virtual ~LiteOsUsbSerialOsAdapter() = default; 32 int32_t SetBaudRate(int32_t fd, uint32_t baudRate) override; 33 int32_t SetParams(int32_t fd, const UsbSerialParams ¶ms) override; 34 int32_t SetTimeout(int32_t fd, int32_t timeout) override; 35 int32_t SetFlowControl(int32_t fd, int32_t flowControl) override; 36 bool IsDeviceDisconnect(int32_t fd) override; 37 int32_t Flush(int32_t fd) override; 38 int32_t FlushInput(int32_t fd) override; 39 int32_t FlushOutput(int32_t fd) override; 40 }; 41 42 } // namespace V1_0 43 } // namespace UsbSerialDdk 44 } // namespace Usb 45 } // namespace HDI 46 } // namespace OHOS 47 #endif