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Added 'dumpkmap' to allow people to dump a binary keymap, which can then be

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loaded in by 'loadkmap' -- submitted by Arne Bernin <arne@matrix.loopback.org>
 -Erik
This commit is contained in:
Eric Andersen 2000-07-11 17:29:36 +00:00
parent df5f6ba115
commit 61dc057183
11 changed files with 248 additions and 14 deletions
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3
Changelog
View File

@ -41,6 +41,9 @@
couldn't maintain it very well, so including it was not really
very appropriate. Those wanting an fdisk are invited to
grab a copy from util-linux.
* Added 'dumpkmap' to allow people to dump a binary keymap, which can
then be loaded in by 'loadkmap' -- submitted by
Arne Bernin <arne@matrix.loopback.org>
* Fixed NFS so it supports 2.4.x kernels and NFSv3.

3
applets/busybox.c
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@ -87,6 +87,9 @@ const struct BB_applet applets[] = {
#ifdef BB_DU
{"du", du_main, _BB_DIR_BIN},
#endif
#ifdef BB_DUMPKMAP
{"dumpkmap", dumpkmap_main, _BB_DIR_BIN},
#endif
#ifdef BB_DUTMP
{"dutmp", dutmp_main, _BB_DIR_USR_SBIN},
#endif

3
busybox.c
View File

@ -87,6 +87,9 @@ const struct BB_applet applets[] = {
#ifdef BB_DU
{"du", du_main, _BB_DIR_BIN},
#endif
#ifdef BB_DUMPKMAP
{"dumpkmap", dumpkmap_main, _BB_DIR_BIN},
#endif
#ifdef BB_DUTMP
{"dutmp", dutmp_main, _BB_DIR_USR_SBIN},
#endif

1
busybox.def.h
View File

@ -25,6 +25,7 @@
#define BB_DMESG
#define BB_DUTMP
#define BB_DU
#define BB_DUMPKMAP
#define BB_ECHO
#define BB_FBSET
#define BB_FDFLUSH

100
console-tools/dumpkmap.c Normal file
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@ -0,0 +1,100 @@
/* 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 "internal.h"
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/ioctl.h>
/* From <linux/kd.h> */
struct kbentry {
unsigned char kb_table;
unsigned char kb_index;
unsigned short kb_value;
};
#define KDGKBENT 0x4B46 /* gets one entry in translation table */
/* From <linux/keyboard.h> */
#define NR_KEYS 128
#define MAX_NR_KEYMAPS 256
static const char dumpkmap_usage[] = "dumpkmap\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nPrints out a binary keyboard translation table to standard input.\n"
#endif
;
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]=='-') {
usage(dumpkmap_usage);
}
fd = open("/dev/tty0", O_RDWR);
if (fd < 0) {
fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno));
return 1;
}
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) {
fprintf(stderr, "ioctl returned: %s, %s, %s, %xqq\n",strerror(errno),(char *)&ke.kb_index,(char *)&ke.kb_table,(int)&ke.kb_value);
}
else {
write(1,&ke.kb_value,2);
}
}
}
}
close(fd);
return 0;
}

2
console-tools/loadkmap.c
View File

@ -41,7 +41,7 @@ struct kbentry {
static const char loadkmap_usage[] = "loadkmap\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"Loads a binary keyboard translation table from standard input.\n"
"\nLoads a binary keyboard translation table from standard input.\n"
#endif
;

12
docs/busybox.pod
View File

@ -56,7 +56,7 @@ terse runtime description of their behavior.
Currently defined functions include:
ar, basename, cat, chgrp, chmod, chown, chroot, chvt, clear, cp, cut, date,
dc, dd, deallocvt, df, dirname, dmesg, du, dutmp, echo, false, fbset,
dc, dd, deallocvt, df, dirname, dmesg, du, dumpkmap, dutmp, echo, false, fbset,
fdflush, find, free, freeramdisk, fsck.minix, grep, gunzip, gzip, halt,
head, hostid, hostname, id, init, insmod, kill, killall, length, ln,
loadacm, loadfont, loadkmap, logger, logname, ls, lsmod, makedevs, mkdir,
@ -440,6 +440,14 @@ Example:
-------------------------------
=item dumpkmap
Usage: dumpkmap
Prints out a binary keyboard translation table to standard input.
-------------------------------
=item dutmp
Usage: dutmp [FILE]
@ -2020,4 +2028,4 @@ Enrique Zanardi <ezanardi@ull.es>
=cut
# $Id: busybox.pod,v 1.55 2000/07/08 00:09:30 andersen Exp $
# $Id: busybox.pod,v 1.56 2000/07/11 17:29:36 andersen Exp $

35
docs/busybox.sgml
View File

@ -132,16 +132,19 @@
</para>
<para>
ar, basename, cat, chgrp, chmod, chown, chroot, chvt, clear, cp, cut, date,
dc, dd, deallocvt, df, dirname, dmesg, du, dutmp, echo, false, fbset,
fdflush, find, free, freeramdisk, fsck.minix, grep, gunzip, gzip, halt,
head, hostid, hostname, id, init, insmod, kill, killall, length, ln,
loadacm, loadfont, loadkmap, logger, logname, ls, lsmod, makedevs, mkdir,
mkfifo, mkfs.minix, mknod, mkswap, mktemp, more, mount, mt, mv, nc,
nslookup, ping, poweroff, printf, ps, pwd, reboot, rm, rmdir, rmmod, sed,
setkeycodes, sh, sleep, sort, swapoff, swapon, sync, syslogd, tail,
tar, tee, telnet, test, touch, tr, true, tty, umount, uname, uniq, update,
uptime, usleep, uudecode, uuencode, wc, which, whoami, yes, zcat, [
ar, basename, cat, chgrp, chmod, chown, chroot, chvt, clear,
cp, cut, date, dc, dd, deallocvt, df, dirname, dmesg, du,
dumpkmap, dutmp, echo, false, fbset, fdflush, find, free,
freeramdisk, fsck.minix, grep, gunzip, gzip, halt, head,
hostid, hostname, id, init, insmod, kill, killall, length, ln,
loadacm, loadfont, loadkmap, logger, logname, ls, lsmod,
makedevs, mkdir, mkfifo, mkfs.minix, mknod, mkswap, mktemp,
more, mount, mt, mv, nc, nslookup, ping, poweroff, printf, ps,
pwd, reboot, rm, rmdir, rmmod, sed, setkeycodes, sh, sleep,
sort, swapoff, swapon, sync, syslogd, tail, tar, tee, telnet,
test, touch, tr, true, tty, umount, uname, uniq, update,
uptime, usleep, uudecode, uuencode, wc, which, whoami, yes,
zcat, [
</para>
</sect1>
@ -783,6 +786,18 @@
</para>
</sect1>
<sect1 id="dumpkmap">
<title>dumpkmap</title>
<para>
Usage: dumpkmap
</para>
<para>
Prints out a binary keyboard translation table to standard input.
</para>
</sect1>
<sect1 id="dutmp">
<title>dutmp</title>

100
dumpkmap.c Normal file
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@ -0,0 +1,100 @@
/* 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 "internal.h"
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/ioctl.h>
/* From <linux/kd.h> */
struct kbentry {
unsigned char kb_table;
unsigned char kb_index;
unsigned short kb_value;
};
#define KDGKBENT 0x4B46 /* gets one entry in translation table */
/* From <linux/keyboard.h> */
#define NR_KEYS 128
#define MAX_NR_KEYMAPS 256
static const char dumpkmap_usage[] = "dumpkmap\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nPrints out a binary keyboard translation table to standard input.\n"
#endif
;
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]=='-') {
usage(dumpkmap_usage);
}
fd = open("/dev/tty0", O_RDWR);
if (fd < 0) {
fprintf(stderr, "Error opening /dev/tty0: %s\n", strerror(errno));
return 1;
}
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) {
fprintf(stderr, "ioctl returned: %s, %s, %s, %xqq\n",strerror(errno),(char *)&ke.kb_index,(char *)&ke.kb_table,(int)&ke.kb_value);
}
else {
write(1,&ke.kb_value,2);
}
}
}
}
close(fd);
return 0;
}

1
internal.h
View File

@ -117,6 +117,7 @@ extern int deallocvt_main(int argc, char** argv);
extern int df_main(int argc, char** argv);
extern int dmesg_main(int argc, char** argv);
extern int du_main(int argc, char** argv);
extern int dumpkmap_main(int argc, char** argv);
extern int dutmp_main(int argc, char** argv);
extern int echo_main(int argc, char** argv);
extern int false_main(int argc, char** argv);

2
loadkmap.c
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@ -41,7 +41,7 @@ struct kbentry {
static const char loadkmap_usage[] = "loadkmap\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"Loads a binary keyboard translation table from standard input.\n"
"\nLoads a binary keyboard translation table from standard input.\n"
#endif
;