From 9a2a66f1bbee857d732413b674032c4e52579019 Mon Sep 17 00:00:00 2001
From: Greg Lehey <grog@FreeBSD.org>
Date: Thu, 23 Nov 2006 00:20:54 +0000
Subject: [PATCH] Add option -x to display output values in hex in addition to
 decimal.

---
 usr.bin/usbhidctl/usbhid.c    | 30 +++++++++++++++++++++---------
 usr.bin/usbhidctl/usbhidctl.1 |  3 +++
 2 files changed, 24 insertions(+), 9 deletions(-)

diff --git a/usr.bin/usbhidctl/usbhid.c b/usr.bin/usbhidctl/usbhid.c
index a6c3351e5fac..82072f041f6b 100644
--- a/usr.bin/usbhidctl/usbhid.c
+++ b/usr.bin/usbhidctl/usbhid.c
@@ -54,6 +54,7 @@
 int verbose = 0;
 int all = 0;
 int noname = 0;
+int hexdump = 0;
 static int reportid;
 
 char **names;
@@ -94,8 +95,14 @@ usage(void)
 {
 	extern char *__progname;
 
-	fprintf(stderr, "usage: %s -f device [-l] [-n] [-r] [-t tablefile] [-v] name ...\n", __progname);
-	fprintf(stderr, "       %s -f device [-l] [-n] [-r] [-t tablefile] [-v] -a\n", __progname);
+	fprintf(stderr,
+                "usage: %s -f device "
+                "[-l] [-n] [-r] [-t tablefile] [-v] [x] name ...\n",
+                __progname);
+	fprintf(stderr,
+                "       %s -f device "
+                "[-l] [-n] [-r] [-t tablefile] [-v] [x] -a\n",
+                __progname);
 	exit(1);
 }
 
@@ -105,8 +112,8 @@ dumpitem(const char *label, struct hid_item *h)
 	if ((h->flags & HIO_CONST) && !verbose)
 		return;
 	printf("%s size=%d count=%d page=%s usage=%s%s", label,
-	       h->report_size, h->report_count, 
-	       hid_usage_page(HID_PAGE(h->usage)), 
+	       h->report_size, h->report_count,
+	       hid_usage_page(HID_PAGE(h->usage)),
 	       hid_usage_in_page(h->usage),
 	       h->flags & HIO_CONST ? " Const" : "");
 	printf(", logical range %d..%d",
@@ -130,7 +137,7 @@ dumpitems(report_desc_t r)
 		switch (h.kind) {
 		case hid_collection:
 			printf("Collection page=%s usage=%s\n",
-			       hid_usage_page(HID_PAGE(h.usage)), 
+			       hid_usage_page(HID_PAGE(h.usage)),
 			       hid_usage_in_page(h.usage));
 			break;
 		case hid_endcollection:
@@ -187,6 +194,8 @@ prdata(u_char *buf, struct hid_item *h)
 			printf("%d", (int)data);
 		else
 			printf("%u", data);
+                if (hexdump)
+			printf(" [0x%x]", data);
 		pos += h->report_size;
 	}
 }
@@ -204,7 +213,7 @@ dumpdata(int f, report_desc_t rd, int loop)
 	char namebuf[10000], *namep;
 
 	hids = 0;
-	for (d = hid_start_parse(rd, 1<<hid_input, reportid); 
+	for (d = hid_start_parse(rd, 1<<hid_input, reportid);
 	     hid_get_item(d, &h); ) {
 		if (h.kind == hid_collection)
 			colls[++sp] = h.usage;
@@ -265,7 +274,7 @@ main(int argc, char **argv)
 	int loop = 0;
 	char *table = 0;
 
-	while ((ch = getopt(argc, argv, "af:lnrt:v")) != -1) {
+	while ((ch = getopt(argc, argv, "af:lnrt:vx")) != -1) {
 		switch(ch) {
 		case 'a':
 			all++;
@@ -288,6 +297,9 @@ main(int argc, char **argv)
 		case 'v':
 			verbose++;
 			break;
+		case 'x':
+			hexdump ^= 1;
+			break;
 		case '?':
 		default:
 			usage();
@@ -318,9 +330,9 @@ main(int argc, char **argv)
 		err(1, "%s", dev);
 
 	r = hid_get_report_desc(f);
-	if (r == 0) 
+	if (r == 0)
 		errx(1, "USB_GET_REPORT_DESC");
-	       
+
 	if (repdump) {
 		printf("Report descriptor:\n");
 		dumpitems(r);
diff --git a/usr.bin/usbhidctl/usbhidctl.1 b/usr.bin/usbhidctl/usbhidctl.1
index beb6fa3c0b3b..502be87a53ba 100644
--- a/usr.bin/usbhidctl/usbhidctl.1
+++ b/usr.bin/usbhidctl/usbhidctl.1
@@ -50,6 +50,7 @@
 .Op Fl r
 .Op Fl t Ar table
 .Op Fl v
+.Op Fl x
 .Op Ar item ...
 .Sh DESCRIPTION
 The
@@ -75,6 +76,8 @@ Dump the report descriptor.
 Specify a path name for the HID usage table file.
 .It Fl v
 Be verbose.
+.It Fl x
+Dump data in hexadecimal as well as decimal.
 .El
 .Sh FILES
 .Pa /usr/share/misc/usb_hid_usages