/* * Copyright (C) 2017 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <android-base/logging.h> #include "usb.h" void usb_init() { if (should_use_libusb()) { LOG(DEBUG) << "using libusb backend"; libusb::usb_init(); } else { LOG(DEBUG) << "using native backend"; native::usb_init(); } } int usb_write(usb_handle* h, const void* data, int len) { return should_use_libusb() ? libusb::usb_write(reinterpret_cast<libusb::usb_handle*>(h), data, len) : native::usb_write(reinterpret_cast<native::usb_handle*>(h), data, len); } int usb_read(usb_handle* h, void* data, int len) { return should_use_libusb() ? libusb::usb_read(reinterpret_cast<libusb::usb_handle*>(h), data, len) : native::usb_read(reinterpret_cast<native::usb_handle*>(h), data, len); } int usb_close(usb_handle* h) { return should_use_libusb() ? libusb::usb_close(reinterpret_cast<libusb::usb_handle*>(h)) : native::usb_close(reinterpret_cast<native::usb_handle*>(h)); } void usb_kick(usb_handle* h) { should_use_libusb() ? libusb::usb_kick(reinterpret_cast<libusb::usb_handle*>(h)) : native::usb_kick(reinterpret_cast<native::usb_handle*>(h)); }