lsusb: new applet. +400 bytes

Signed-off-by: Souf Oued <souf_oued@yahoo.fr>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Souf Oued 2009-12-07 01:37:34 +01:00 committed by Denys Vlasenko
parent 982bc7176d
commit 11a802a0fa
5 changed files with 81 additions and 0 deletions

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@ -247,6 +247,7 @@ IF_LSATTR(APPLET(lsattr, _BB_DIR_BIN, _BB_SUID_DROP))
IF_LSMOD(APPLET(lsmod, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_MODPROBE_SMALL(APPLET_ODDNAME(lsmod, modprobe, _BB_DIR_SBIN, _BB_SUID_DROP, modprobe))
IF_LSPCI(APPLET(lspci, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_LSUSB(APPLET(lsusb, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_UNLZMA(APPLET_ODDNAME(lzmacat, unlzma, _BB_DIR_USR_BIN, _BB_SUID_DROP, lzmacat))
IF_LZOP(APPLET(lzop, _BB_DIR_BIN, _BB_SUID_DROP))
IF_LZOP(APPLET_ODDNAME(lzopcat, lzop, _BB_DIR_USR_BIN, _BB_SUID_DROP, lzopcat))

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@ -2510,6 +2510,9 @@
"\n -m Parseable output" \
"\n -k Show driver" \
#define lsusb_trivial_usage NOUSAGE_STR
#define lsusb_full_usage ""
#if ENABLE_FEATURE_MAKEDEVS_LEAF
#define makedevs_trivial_usage \
"NAME TYPE MAJOR MINOR FIRST LAST [s]"

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@ -357,6 +357,15 @@ config LSPCI
This version uses sysfs (/sys/bus/pci/devices) only.
config LSUSB
bool "lsusb"
default n
help
lsusb is a utility for displaying information about USB buses in the
system and devices connected to them.
This version uses sysfs (/sys/bus/usb/devices) only.
config MDEV
bool "mdev"
default n

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@ -22,6 +22,7 @@ lib-$(CONFIG_IPCRM) += ipcrm.o
lib-$(CONFIG_IPCS) += ipcs.o
lib-$(CONFIG_LOSETUP) += losetup.o
lib-$(CONFIG_LSPCI) += lspci.o
lib-$(CONFIG_LSUSB) += lsusb.o
lib-$(CONFIG_MDEV) += mdev.o
lib-$(CONFIG_MKFS_EXT2) += mkfs_ext2.o
lib-$(CONFIG_MKFS_MINIX) += mkfs_minix.o

67
util-linux/lsusb.c Normal file
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@ -0,0 +1,67 @@
/* 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;
}