1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #pragma once 17 18 #include <memory> 19 #include <stdint.h> 20 21 #include "common/libs/usbforward/protocol.h" 22 #include "host/commands/virtual_usb_manager/vadb/usb_cmd.h" 23 #include "host/commands/virtual_usb_manager/usbip/device.h" 24 25 namespace vadb { 26 // Execute control transfer. 27 class USBCmdDataTransfer : public USBCommand { 28 public: 29 USBCmdDataTransfer(uint8_t bus_id, uint8_t dev_id, uint8_t endpoint, 30 bool is_host_to_device, uint32_t timeout, 31 std::vector<uint8_t> data, 32 usbip::Device::AsyncTransferReadyCB callback); 33 34 ~USBCmdDataTransfer() override = default; 35 36 // Return usbforward command this instance is executing. Command()37 usb_forward::Command Command() override { 38 return usb_forward::CmdDataTransfer; 39 } 40 41 // Send request body to the server. 42 // Return false, if communication failed. 43 bool OnRequest(const cvd::SharedFD& data) override; 44 45 // Receive response data from the server. 46 // Return false, if communication failed. 47 bool OnResponse(bool is_success, const cvd::SharedFD& data) override; 48 49 private: 50 usb_forward::DataTransfer req_; 51 std::vector<uint8_t> data_; 52 usbip::Device::AsyncTransferReadyCB callback_; 53 54 USBCmdDataTransfer(const USBCmdDataTransfer& other) = delete; 55 USBCmdDataTransfer& operator=(const USBCmdDataTransfer& other) = delete; 56 }; 57 } // namespace vadb 58