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authorErik Andersen2000-04-28 01:26:31 +0000
committerErik Andersen2000-04-28 01:26:31 +0000
commitabc199eb0cc485e42107595ca2d877c7724aced0 (patch)
tree29d3292f7b8aa24d7e4df627cdc071961a8fb6b9 /console-tools/setkeycodes.c
parent4f3f757d56fbf420ea5030dcf7ea971b3da3ab47 (diff)
downloadbusybox-abc199eb0cc485e42107595ca2d877c7724aced0.zip
busybox-abc199eb0cc485e42107595ca2d877c7724aced0.tar.gz
Forgot this file...
-Erik
Diffstat (limited to 'console-tools/setkeycodes.c')
-rw-r--r--console-tools/setkeycodes.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/console-tools/setkeycodes.c b/console-tools/setkeycodes.c
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+/* vi: set sw=4 ts=4: */
+/*
+ * setkeycodes
+ *
+ * Copyright (C) 1994-1998 Andries E. Brouwer <aeb@cwi.nl>
+ *
+ * Adjusted for BusyBox by Erik Andersen <andersee@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "internal.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <linux/kd.h>
+
+static const char setkeycodes_usage[] =
+ "setkeycodes SCANCODE KEYCODE ...\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nSet entries into the kernel's scancode-to-keycode map,\n"
+ "allowing unusual keyboards to generate usable keycodes.\n\n"
+ "SCANCODE may be either xx or e0xx (hexadecimal),\n"
+ "and KEYCODE is given in decimal\n"
+#endif
+ ;
+
+extern int
+setkeycodes_main(int argc, char** argv)
+{
+ char *ep;
+ int fd, sc;
+ struct kbkeycode a;
+
+ if (argc % 2 != 1 || argc < 2) {
+ usage(setkeycodes_usage);
+ }
+
+ fd = get_console_fd("/dev/console");
+
+ while (argc > 2) {
+ a.keycode = atoi(argv[2]);
+ a.scancode = sc = strtol(argv[1], &ep, 16);
+ if (*ep) {
+ fatalError("error reading SCANCODE: '%s'\n", argv[1]);
+ }
+ if (a.scancode > 127) {
+ a.scancode -= 0xe000;
+ a.scancode += 128;
+ }
+ if (a.scancode > 255 || a.keycode > 127) {
+ fatalError("SCANCODE or KEYCODE outside bounds\n");
+ }
+ if (ioctl(fd,KDSETKEYCODE,&a)) {
+ perror("KDSETKEYCODE");
+ fatalError("failed to set SCANCODE %x to KEYCODE %d\n", sc, a.keycode);
+ }
+ argc -= 2;
+ argv += 2;
+ }
+ exit( TRUE);
+}