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authorAndreas Baumann <mail@andreasbaumann.cc>2015-01-03 12:04:58 +0100
committerAndreas Baumann <mail@andreasbaumann.cc>2015-01-03 12:04:58 +0100
commit008d0be72b2f160382c6e880765e96b64a050c65 (patch)
tree36f48a98a3815a408e2ce1693dd182af90f80305 /release/src/router/busybox/console-tools/dumpkmap.c
parent611becfb8726c60cb060368541ad98191d4532f5 (diff)
downloadtomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.gz
tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.bz2
imported original firmware WRT54GL_v4.30.11_11_US
Diffstat (limited to 'release/src/router/busybox/console-tools/dumpkmap.c')
-rw-r--r--release/src/router/busybox/console-tools/dumpkmap.c95
1 files changed, 95 insertions, 0 deletions
diff --git a/release/src/router/busybox/console-tools/dumpkmap.c b/release/src/router/busybox/console-tools/dumpkmap.c
new file mode 100644
index 00000000..85926556
--- /dev/null
+++ b/release/src/router/busybox/console-tools/dumpkmap.c
@@ -0,0 +1,95 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Mini dumpkmap implementation for busybox
+ *
+ * Copyright (C) Arne Bernin <arne@matrix.loopback.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 <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include "busybox.h"
+
+/* From <linux/kd.h> */
+struct kbentry {
+ unsigned char kb_table;
+ unsigned char kb_index;
+ unsigned short kb_value;
+};
+static const int KDGKBENT = 0x4B46; /* gets one entry in translation table */
+
+/* From <linux/keyboard.h> */
+static const int NR_KEYS = 128;
+static const int MAX_NR_KEYMAPS = 256;
+
+int dumpkmap_main(int argc, char **argv)
+{
+ struct kbentry ke;
+ int i, j, fd;
+ char flags[MAX_NR_KEYMAPS], magic[] = "bkeymap";
+
+ if (argc>=2 && *argv[1]=='-') {
+ bb_show_usage();
+ }
+
+ fd = open(CURRENT_VC, O_RDWR);
+ if (fd < 0) {
+ bb_perror_msg("Error opening " CURRENT_VC);
+ return EXIT_FAILURE;
+ }
+
+ write(1, magic, 7);
+
+ for (i=0; i < MAX_NR_KEYMAPS; i++) flags[i]=0;
+ flags[0]=1;
+ flags[1]=1;
+ flags[2]=1;
+ flags[4]=1;
+ flags[5]=1;
+ flags[6]=1;
+ flags[8]=1;
+ flags[9]=1;
+ flags[10]=1;
+ flags[12]=1;
+
+ /* dump flags */
+ for (i=0; i < MAX_NR_KEYMAPS; i++) write(1,&flags[i],1);
+
+ for (i = 0; i < MAX_NR_KEYMAPS; i++) {
+ if (flags[i] == 1) {
+ for (j = 0; j < NR_KEYS; j++) {
+ ke.kb_index = j;
+ ke.kb_table = i;
+ if (ioctl(fd, KDGKBENT, &ke) < 0) {
+
+ bb_error_msg("ioctl returned: %m, %s, %s, %xqq", (char *)&ke.kb_index,(char *)&ke.kb_table,(int)&ke.kb_value);
+ }
+ else {
+ write(1,(void*)&ke.kb_value,2);
+ }
+
+ }
+ }
+ }
+ close(fd);
+ return EXIT_SUCCESS;
+}