[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/busybox/src/util-linux/lsusb.c b/ap/app/busybox/src/util-linux/lsusb.c
new file mode 100644
index 0000000..540f21e
--- /dev/null
+++ b/ap/app/busybox/src/util-linux/lsusb.c
@@ -0,0 +1,75 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * lsusb implementation for busybox
+ *
+ * Copyright (C) 2009  Malek Degachi <malek-degachi@laposte.net>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this source tree.
+ */
+
+//usage:#define lsusb_trivial_usage NOUSAGE_STR
+//usage:#define lsusb_full_usage ""
+
+#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[4];
+	char *busnum = NULL, *devnum = 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, 4, 2, "\\/=", PARSE_NORMAL)) {
+		if ((parser->lineno == 1) && strcmp(tokens[0], "DEVTYPE") == 0) {
+			break;
+		}
+
+		if (strcmp(tokens[0], "PRODUCT") == 0) {
+			product_vid = xstrtou(tokens[1], 16);
+			product_did = xstrtou(tokens[2], 16);
+			continue;
+		}
+
+		if (strcmp(tokens[0], "BUSNUM") == 0) {
+			busnum = xstrdup(tokens[1]);
+			continue;
+		}
+
+		if (strcmp(tokens[0], "DEVNUM") == 0) {
+			devnum = xstrdup(tokens[1]);
+			continue;
+		}
+	}
+	config_close(parser);
+
+	if (busnum) {
+		printf("Bus %s Device %s: ID %04x:%04x\n", busnum, devnum, product_vid, product_did);
+		free(busnum);
+		free(devnum);
+	}
+
+	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;
+}