diff options
Diffstat (limited to 'console-tools')
| -rw-r--r-- | console-tools/dumpkmap.c | 100 | ||||
| -rw-r--r-- | console-tools/loadkmap.c | 2 |
2 files changed, 101 insertions, 1 deletions
diff --git a/console-tools/dumpkmap.c b/console-tools/dumpkmap.c new file mode 100644 index 0000000..a497a07 --- /dev/null +++ b/console-tools/dumpkmap.c @@ -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; +} diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c index 0e8c090..c2e4c94 100644 --- a/console-tools/loadkmap.c +++ b/console-tools/loadkmap.c @@ -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 ; |