11c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao/* 21c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * Copyright (C) 2017 The Android Open Source Project 31c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * 41c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * Licensed under the Apache License, Version 2.0 (the "License"); 51c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * you may not use this file except in compliance with the License. 61c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * You may obtain a copy of the License at 71c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * 81c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * http://www.apache.org/licenses/LICENSE-2.0 91c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * 101c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * Unless required by applicable law or agreed to in writing, software 111c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * distributed under the License is distributed on an "AS IS" BASIS, 121c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 131c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * See the License for the specific language governing permissions and 141c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao * limitations under the License. 151c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao */ 161c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 171c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao#include <android-base/logging.h> 181c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao#include "usb.h" 191c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 201c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gaovoid usb_init() { 211c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao if (should_use_libusb()) { 22aced420f20538eb64137e154b1b5e9a00551ffceNick Kralevich LOG(DEBUG) << "using libusb backend"; 231c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao libusb::usb_init(); 241c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao } else { 25aced420f20538eb64137e154b1b5e9a00551ffceNick Kralevich LOG(DEBUG) << "using native backend"; 261c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao native::usb_init(); 271c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao } 281c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao} 291c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 3001b7bc43e90b951675cabe88313b96f57b2da712Josh Gaovoid usb_cleanup() { 3101b7bc43e90b951675cabe88313b96f57b2da712Josh Gao if (should_use_libusb()) { 3201b7bc43e90b951675cabe88313b96f57b2da712Josh Gao libusb::usb_cleanup(); 33362b4041f3162ef3d219d6bcebdd5170ae28a662Josh Gao } else { 34362b4041f3162ef3d219d6bcebdd5170ae28a662Josh Gao native::usb_cleanup(); 3501b7bc43e90b951675cabe88313b96f57b2da712Josh Gao } 3601b7bc43e90b951675cabe88313b96f57b2da712Josh Gao} 3701b7bc43e90b951675cabe88313b96f57b2da712Josh Gao 381c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gaoint usb_write(usb_handle* h, const void* data, int len) { 391c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao return should_use_libusb() 401c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao ? libusb::usb_write(reinterpret_cast<libusb::usb_handle*>(h), data, len) 411c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao : native::usb_write(reinterpret_cast<native::usb_handle*>(h), data, len); 421c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao} 431c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 441c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gaoint usb_read(usb_handle* h, void* data, int len) { 451c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao return should_use_libusb() 461c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao ? libusb::usb_read(reinterpret_cast<libusb::usb_handle*>(h), data, len) 471c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao : native::usb_read(reinterpret_cast<native::usb_handle*>(h), data, len); 481c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao} 491c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 501c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gaoint usb_close(usb_handle* h) { 511c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao return should_use_libusb() ? libusb::usb_close(reinterpret_cast<libusb::usb_handle*>(h)) 521c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao : native::usb_close(reinterpret_cast<native::usb_handle*>(h)); 531c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao} 541c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao 551c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gaovoid usb_kick(usb_handle* h) { 561c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao should_use_libusb() ? libusb::usb_kick(reinterpret_cast<libusb::usb_handle*>(h)) 571c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao : native::usb_kick(reinterpret_cast<native::usb_handle*>(h)); 581c70e1bcbcced190b351d4fb418f32b4e428f496Josh Gao} 59ef3d343254405cc360b4df843c6e4a843c335012Josh Gao 60ef3d343254405cc360b4df843c6e4a843c335012Josh Gaosize_t usb_get_max_packet_size(usb_handle* h) { 61ef3d343254405cc360b4df843c6e4a843c335012Josh Gao return should_use_libusb() 62ef3d343254405cc360b4df843c6e4a843c335012Josh Gao ? libusb::usb_get_max_packet_size(reinterpret_cast<libusb::usb_handle*>(h)) 63ef3d343254405cc360b4df843c6e4a843c335012Josh Gao : native::usb_get_max_packet_size(reinterpret_cast<native::usb_handle*>(h)); 64ef3d343254405cc360b4df843c6e4a843c335012Josh Gao} 65