242 lines
6.1 KiB
C
242 lines
6.1 KiB
C
/* $NetBSD: wsconsctl.c,v 1.19 2018/11/23 06:31:57 mlelstv Exp $ */
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/*-
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* Copyright (c) 1998, 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Juergen Hannken-Illjes.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <err.h>
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#include <fcntl.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "wsconsctl.h"
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#define PATH_KEYBOARD "/dev/wskbd"
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#define PATH_MOUSE "/dev/wsmouse"
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#define PATH_DISPLAY "/dev/ttyE0"
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extern struct field keyboard_field_tab[];
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extern struct field mouse_field_tab[];
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extern struct field display_field_tab[];
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extern int keyboard_field_tab_len;
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extern int mouse_field_tab_len;
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extern int display_field_tab_len;
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static void usage(const char *) __dead;
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static void
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usage(const char *msg)
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{
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const char *progname = getprogname();
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if (msg != NULL)
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(void)fprintf(stderr, "%s: %s\n\n", progname, msg);
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(void)fprintf(stderr,
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"Usage: %s [-kmd] [-f file] [-n] name ...\n"
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" -or- %s [-kmd] [-f file] [-n] -w name=value ...\n"
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" -or- %s [-kmd] [-f file] [-n] -w name+=value ...\n"
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" -or- %s [-kmd] [-f file] [-n] -a\n",
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progname, progname, progname, progname);
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exit(EXIT_FAILURE);
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}
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int
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main(int argc, char **argv)
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{
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int i, ch, fd;
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int aflag, dflag, kflag, mflag, wflag;
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char *p;
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const char *sep, *file;
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struct field *f, *field_tab;
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int do_merge, field_tab_len;
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void (*getval)(int);
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void (*putval)(int);
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aflag = 0;
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dflag = 0;
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kflag = 0;
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mflag = 0;
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wflag = 0;
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file = NULL;
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sep = "=";
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field_tab = NULL;
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field_tab_len = 0;
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getval = NULL;
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putval = NULL;
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while ((ch = getopt(argc, argv, "adf:kmnw")) != -1) {
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switch(ch) {
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case 'a':
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aflag = 1;
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break;
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case 'd':
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dflag = 1;
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break;
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case 'f':
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file = optarg;
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break;
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case 'k':
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kflag = 1;
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break;
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case 'm':
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mflag = 1;
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break;
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case 'n':
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sep = NULL;
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break;
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case 'w':
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wflag = 1;
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break;
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case '?':
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default:
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usage(NULL);
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}
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}
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argc -= optind;
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argv += optind;
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if (dflag + kflag + mflag == 0)
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kflag = 1;
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if (dflag + kflag + mflag > 1)
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usage("only one of -k, -d or -m may be given");
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if (argc > 0 && aflag != 0)
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usage("excess arguments after -a");
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if (aflag != 0 && wflag != 0)
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usage("only one of -a or -w may be given");
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if (kflag) {
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if (file == NULL)
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file = PATH_KEYBOARD;
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field_tab = keyboard_field_tab;
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field_tab_len = keyboard_field_tab_len;
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getval = keyboard_get_values;
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putval = keyboard_put_values;
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} else if (mflag) {
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if (file == NULL)
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file = PATH_MOUSE;
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field_tab = mouse_field_tab;
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field_tab_len = mouse_field_tab_len;
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getval = mouse_get_values;
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putval = mouse_put_values;
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} else if (dflag) {
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if (file == NULL)
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file = PATH_DISPLAY;
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field_tab = display_field_tab;
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field_tab_len = display_field_tab_len;
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getval = display_get_values;
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putval = display_put_values;
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}
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field_setup(field_tab, field_tab_len);
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fd = open(file, O_WRONLY);
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if (fd < 0)
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fd = open(file, O_RDONLY);
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if (fd < 0)
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err(EXIT_FAILURE, "%s", file);
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if (aflag != 0) {
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for (i = 0; i < field_tab_len; i++)
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if ((field_tab[i].flags & (FLG_NOAUTO|FLG_WRONLY)) == 0)
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field_tab[i].flags |= FLG_GET;
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(*getval)(fd);
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for (i = 0; i < field_tab_len; i++)
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if (field_tab[i].flags & FLG_NOAUTO)
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warnx("\"%s\" not shown with -a; use \"%s %s\""
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" to view.",
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field_tab[i].name,
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getprogname(), field_tab[i].name);
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else if (field_tab[i].flags & FLG_GET &&
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!(field_tab[i].flags & FLG_DISABLED))
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pr_field(field_tab + i, sep);
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} else if (argc > 0) {
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if (wflag != 0) {
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for (i = 0; i < argc; i++) {
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p = strchr(argv[i], '=');
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if (p == NULL)
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errx(EXIT_FAILURE, "'=' not found");
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if (p > argv[i] && *(p - 1) == '+') {
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*(p - 1) = '\0';
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do_merge = 1;
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} else
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do_merge = 0;
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*p++ = '\0';
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f = field_by_name(argv[i]);
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if ((f->flags & FLG_RDONLY) != 0)
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errx(EXIT_FAILURE, "%s: read only",
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argv[i]);
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if (do_merge) {
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if ((f->flags & FLG_MODIFY) == 0)
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errx(EXIT_FAILURE,
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"%s: can only be set",
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argv[i]);
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f->flags |= FLG_GET;
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(*getval)(fd);
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f->flags &= ~FLG_GET;
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}
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rd_field(f, p, do_merge);
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f->flags |= FLG_SET;
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if (do_merge)
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f->flags |= FLG_MODIFIED;
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(*putval)(fd);
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f->flags &= ~(FLG_SET | FLG_MODIFIED);
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}
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} else {
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for (i = 0; i < argc; i++) {
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f = field_by_name(argv[i]);
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if ((f->flags & FLG_WRONLY) != 0)
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errx(EXIT_FAILURE, "%s: write only",
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argv[i]);
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f->flags |= FLG_GET;
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}
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(*getval)(fd);
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for (i = 0; i < field_tab_len; i++) {
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if (field_tab[i].flags & FLG_DISABLED)
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errx(EXIT_FAILURE,
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"%s: no kernel support",
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field_tab[i].name);
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if (field_tab[i].flags & FLG_GET)
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pr_field(field_tab + i, sep);
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}
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}
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} else {
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close(fd);
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usage(NULL);
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}
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close(fd);
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return EXIT_SUCCESS;
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}
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