1 /* 2 * Copyright (C) 2016 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 17 #pragma once 18 19 #include <sys/types.h> 20 21 #include "adb.h" 22 #include "transport.h" 23 24 // USB host/client interface. 25 26 #define ADB_USB_INTERFACE(handle_ref_type) \ 27 void usb_init(); \ 28 void usb_cleanup(); \ 29 int usb_write(handle_ref_type h, const void* data, int len); \ 30 int usb_read(handle_ref_type h, void* data, int len); \ 31 int usb_close(handle_ref_type h); \ 32 void usb_reset(handle_ref_type h); \ 33 void usb_kick(handle_ref_type h); \ 34 size_t usb_get_max_packet_size(handle_ref_type) 35 36 struct usb_handle; 37 ADB_USB_INTERFACE(usb_handle*); 38 39 // USB device detection. 40 int is_adb_interface(int usb_class, int usb_subclass, int usb_protocol); 41 42 bool should_use_libusb(); 43 44 namespace libusb { 45 void usb_init(); 46 } 47 48 struct UsbConnection : public BlockingConnection { 49 explicit UsbConnection(usb_handle* handle) : handle_(handle) {} 50 ~UsbConnection(); 51 52 bool Read(apacket* packet) override final; 53 bool Write(apacket* packet) override final; 54 bool DoTlsHandshake(RSA* key, std::string* auth_key) override final; 55 56 void Close() override final; 57 virtual void Reset() override final; 58 59 usb_handle* handle_; 60 }; 61