busybox/util-linux/lsusb.c

/* vi: set sw=4 ts=4: */
/*
* lspci implementation for busybox
*
* Copyright (C) 2009  Malek Degachi <malek-degachi@laposte.net>
*
* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
*/
#include <libbb.h>

static int FAST_FUNC fileAction(
		const char *fileName,
		struct stat *statbuf UNUSED_PARAM,
		void *userData UNUSED_PARAM,
		int depth UNUSED_PARAM)
{
	parser_t *parser;
	char *tokens[6];
	char *bus = NULL, *device = NULL;
	int product_vid = 0, product_did = 0;

	char *uevent_filename = concat_path_file(fileName, "/uevent");
	parser = config_open2(uevent_filename, fopen_for_read);
	free(uevent_filename);

	while (config_read(parser, tokens, 6, 1, "\\/=", PARSE_NORMAL)) {
		if ((parser->lineno == 1) && strcmp(tokens[0], "DEVTYPE") == 0) {
			break;
		}

		if (strcmp(tokens[0], "DEVICE") == 0) {
			bus = xstrdup(tokens[4]);
			device = xstrdup(tokens[5]);
			continue;
		}

		if (strcmp(tokens[0], "PRODUCT") == 0) {
			product_vid = xstrtou(tokens[1], 16);
			product_did = xstrtou(tokens[2], 16);
			continue;
		}
	}
	config_close(parser);

	if (bus) {
		printf("Bus %s Device %s: ID %04x:%04x\n", bus, device, product_vid, product_did);
		free(bus);
		free(device);
	}

	return TRUE;
}

int lsusb_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int lsusb_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
	/* no options, no getopt */

	recursive_action("/sys/bus/usb/devices",
			ACTION_RECURSE,
			fileAction,
			NULL, /* dirAction */
			NULL, /* userData */
			0 /* depth */);

	return EXIT_SUCCESS;
}
1	/* vi: set sw=4 ts=4: */
2	/*
3	* lspci implementation for busybox
4	*
5	* Copyright (C) 2009 Malek Degachi <malek-degachi@laposte.net>
6	*
7	* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
8	*/
9	#include <libbb.h>
10
11	static int FAST_FUNC fileAction(
12	const char *fileName,
13	struct stat *statbuf UNUSED_PARAM,
14	void *userData UNUSED_PARAM,
15	int depth UNUSED_PARAM)
16	{
17	parser_t *parser;
18	char *tokens[6];
19	char bus = NULL, device = NULL;
20	int product_vid = 0, product_did = 0;
21
22	char *uevent_filename = concat_path_file(fileName, "/uevent");
23	parser = config_open2(uevent_filename, fopen_for_read);
24	free(uevent_filename);
25
26	while (config_read(parser, tokens, 6, 1, "\\/=", PARSE_NORMAL)) {
27	if ((parser->lineno == 1) && strcmp(tokens[0], "DEVTYPE") == 0) {
28	break;
29	}
30
31	if (strcmp(tokens[0], "DEVICE") == 0) {
32	bus = xstrdup(tokens[4]);
33	device = xstrdup(tokens[5]);
34	continue;
35	}
36
37	if (strcmp(tokens[0], "PRODUCT") == 0) {
38	product_vid = xstrtou(tokens[1], 16);
39	product_did = xstrtou(tokens[2], 16);
40	continue;
41	}
42	}
43	config_close(parser);
44
45	if (bus) {
46	printf("Bus %s Device %s: ID %04x:%04x\n", bus, device, product_vid, product_did);
47	free(bus);
48	free(device);
49	}
50
51	return TRUE;
52	}
53
54	int lsusb_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
55	int lsusb_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
56	{
57	/* no options, no getopt */
58
59	recursive_action("/sys/bus/usb/devices",
60	ACTION_RECURSE,
61	fileAction,
62	NULL, /* dirAction */
63	NULL, /* userData */
64	0 /* depth */);
65
66	return EXIT_SUCCESS;
67	}