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authorSouf Oued <souf_oued@yahoo.fr>2009-12-07 00:37:34 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2009-12-07 00:37:34 (GMT)
commit11a802a0fa04627110809d908c588aa2c471d5aa (patch)
tree5e39c0017b7935e424106153e1031f0ac5f91f4d
parent982bc7176d04d9d3e2b40c4ddba24eab9f02dc4d (diff)
downloadbusybox-11a802a0fa04627110809d908c588aa2c471d5aa.tar.gz
busybox-11a802a0fa04627110809d908c588aa2c471d5aa.tar.bz2
lsusb: new applet. +400 bytes
Signed-off-by: Souf Oued <souf_oued@yahoo.fr> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--include/applets.h1
-rw-r--r--include/usage.h3
-rw-r--r--util-linux/Config.in9
-rw-r--r--util-linux/Kbuild1
-rw-r--r--util-linux/lsusb.c67
5 files changed, 81 insertions, 0 deletions
diff --git a/include/applets.h b/include/applets.h
index 7d5d440..69dcdc0 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -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))
diff --git a/include/usage.h b/include/usage.h
index 6b27384..9f4c448 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -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]"
diff --git a/util-linux/Config.in b/util-linux/Config.in
index 94337df..f04511b 100644
--- a/util-linux/Config.in
+++ b/util-linux/Config.in
@@ -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
diff --git a/util-linux/Kbuild b/util-linux/Kbuild
index 3004fd0..72a2ef1 100644
--- a/util-linux/Kbuild
+++ b/util-linux/Kbuild
@@ -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
diff --git a/util-linux/lsusb.c b/util-linux/lsusb.c
new file mode 100644
index 0000000..7c5b6b9
--- /dev/null
+++ b/util-linux/lsusb.c
@@ -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;
+}