1 /*
2  * libusb-0.1 example program
3  * Copyright (C) 2008 Daniel Drake <dsd@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 
main(void)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