1 /* 2 * libusb-0.1 example program 3 * Copyright (C) 2008 Daniel Drake <dsd (at) gentoo.org> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public 7 * License as published by the Free Software Foundation; either 8 * version 2.1 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public 16 * License along with this library; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18 */ 19 20 #include <stdio.h> 21 #include <usb.h> 22 23 int main(void) 24 { 25 struct usb_bus *busses; 26 struct usb_bus *bus; 27 28 usb_init(); 29 usb_find_busses(); 30 usb_find_devices(); 31 32 busses = usb_get_busses(); 33 for (bus = busses; bus; bus = bus->next) { 34 struct usb_device *dev; 35 for (dev = bus->devices; dev; dev = dev->next) { 36 printf("%04x:%04x\n", 37 dev->descriptor.idVendor, dev->descriptor.idProduct); 38 } 39 } 40 41 return 0; 42 } 43 44
