*
* 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
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*
*/
-#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"
+#include "libbb.h"
#define BINARY_KEYMAP_MAGIC "bkeymap"
unsigned char kb_index;
unsigned short kb_value;
};
-static const int KDSKBENT = 0x4B47; /* sets one entry in translation table */
+/* sets one entry in translation table */
+#define KDSKBENT 0x4B47
/* From <linux/keyboard.h> */
-static const int NR_KEYS = 128;
-static const int MAX_NR_KEYMAPS = 256;
+#define NR_KEYS 128
+#define MAX_NR_KEYMAPS 256
-int loadkmap_main(int argc, char **argv)
+int loadkmap_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int loadkmap_main(int argc, char **argv ATTRIBUTE_UNUSED)
{
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];
+ int i, j, fd;
+ uint16_t ibuff[NR_KEYS];
+ char flags[MAX_NR_KEYMAPS];
+ char buff[7];
if (argc != 1)
bb_show_usage();
- fd = open(CURRENT_VC, O_RDWR);
- if (fd < 0)
- bb_perror_msg_and_die("Error opening " CURRENT_VC);
-
- read(0, buff, 7);
- if (0 != strncmp(buff, BINARY_KEYMAP_MAGIC, 7))
- bb_error_msg_and_die("This is not a valid binary keymap.");
+ fd = xopen(CURRENT_VC, O_RDWR);
- if (MAX_NR_KEYMAPS != read(0, flags, MAX_NR_KEYMAPS))
- bb_perror_msg_and_die("Error reading keymap flags");
+ xread(0, buff, 7);
+ if (strncmp(buff, BINARY_KEYMAP_MAGIC, 7))
+ bb_error_msg_and_die("this is not a valid binary keymap");
- ibuff = (u_short *) xmalloc(ibuffsz);
+ xread(0, flags, MAX_NR_KEYMAPS);
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)
- bb_perror_msg_and_die("Error reading keymap");
- pos += readsz;
- }
+ xread(0, ibuff, NR_KEYS * sizeof(uint16_t));
for (j = 0; j < NR_KEYS; j++) {
ke.kb_index = j;
ke.kb_table = i;
}
}
}
- /* Don't bother to close files. Exit does that
- * automagically, so we can save a few bytes */
- /* close(fd); */
- return EXIT_SUCCESS;
+
+ if (ENABLE_FEATURE_CLEAN_UP) close(fd);
+ return 0;
}