diff options
Diffstat (limited to 'loadkmap.c')
-rw-r--r-- | loadkmap.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/loadkmap.c b/loadkmap.c deleted file mode 100644 index 4f217d6..0000000 --- a/loadkmap.c +++ /dev/null @@ -1,89 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * Mini loadkmap implementation for busybox - * - * Copyright (C) 1998 Enrique Zanardi <ezanardi@ull.es> - * - * 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 <string.h> -#include <stdlib.h> -#include <unistd.h> -#include <sys/ioctl.h> -#include "busybox.h" - -#define BINARY_KEYMAP_MAGIC "bkeymap" - -/* From <linux/kd.h> */ -struct kbentry { - unsigned char kb_table; - unsigned char kb_index; - unsigned short kb_value; -}; -static const int KDSKBENT = 0x4B47; /* sets one entry in translation table */ - -/* From <linux/keyboard.h> */ -static const int NR_KEYS = 128; -static const int MAX_NR_KEYMAPS = 256; - -int loadkmap_main(int argc, char **argv) -{ - struct kbentry ke; - u_short *ibuff; - int i, j, fd, readsz, pos, ibuffsz = NR_KEYS * sizeof(u_short); - char flags[MAX_NR_KEYMAPS], buff[7]; - - if (argc != 1) - show_usage(); - - fd = open(CURRENT_VC, O_RDWR); - if (fd < 0) - perror_msg_and_die("Error opening " CURRENT_VC); - - read(0, buff, 7); - if (0 != strncmp(buff, BINARY_KEYMAP_MAGIC, 7)) - error_msg_and_die("This is not a valid binary keymap."); - - if (MAX_NR_KEYMAPS != read(0, flags, MAX_NR_KEYMAPS)) - perror_msg_and_die("Error reading keymap flags"); - - ibuff = (u_short *) xmalloc(ibuffsz); - - for (i = 0; i < MAX_NR_KEYMAPS; i++) { - if (flags[i] == 1) { - pos = 0; - while (pos < ibuffsz) { - if ((readsz = read(0, (char *) ibuff + pos, ibuffsz - pos)) < 0) - perror_msg_and_die("Error reading keymap"); - pos += readsz; - } - for (j = 0; j < NR_KEYS; j++) { - ke.kb_index = j; - ke.kb_table = i; - ke.kb_value = ibuff[j]; - ioctl(fd, KDSKBENT, &ke); - } - } - } - /* Don't bother to close files. Exit does that - * automagically, so we can save a few bytes */ - /* close(fd); */ - return EXIT_SUCCESS; -} |