153 lines
3.6 KiB
C
153 lines
3.6 KiB
C
/* $OpenBSD: wsconscfg.c,v 1.18 2022/12/04 23:50:51 cheloha Exp $ */
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/* $NetBSD: wsconscfg.c,v 1.4 1999/07/29 18:24:10 augustss Exp $ */
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/*
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* Copyright (c) 1999
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* Matthias Drochner. All rights reserved.
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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 AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/ioctl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <err.h>
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#include <errno.h>
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#include <dev/wscons/wsconsio.h>
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#define DEFDEV "/dev/ttyCcfg"
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static void usage(void);
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int main(int, char**);
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static void
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usage(void)
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{
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extern char *__progname;
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(void)fprintf(stderr,
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"usage: %s [-dFkm] [-e emul] [-f ctldev] [-t type] index\n",
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__progname);
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exit(1);
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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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char *wsdev;
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int c, delete, kbd, idx, wsfd, res, mux;
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struct wsdisplay_addscreendata asd;
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struct wsdisplay_delscreendata dsd;
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struct wsmux_device wmd;
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wsdev = DEFDEV;
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delete = 0;
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kbd = 0;
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mux = 0;
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asd.screentype[0] = 0;
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asd.emul[0] = 0;
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dsd.flags = 0;
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while ((c = getopt(argc, argv, "f:dkmt:e:F")) != -1) {
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switch (c) {
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case 'f':
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wsdev = optarg;
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break;
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case 'd':
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delete = 1;
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break;
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case 'k':
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kbd = 1;
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break;
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case 'm':
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mux = 1;
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kbd = 1;
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break;
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case 't':
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strlcpy(asd.screentype, optarg, WSSCREEN_NAME_SIZE);
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break;
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case 'e':
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strlcpy(asd.emul, optarg, WSEMUL_NAME_SIZE);
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break;
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case 'F':
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dsd.flags |= WSDISPLAY_DELSCR_FORCE;
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break;
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default:
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usage();
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break;
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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 (kbd ? (argc > 1) : (argc != 1))
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usage();
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idx = -1;
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if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
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errx(1, "invalid index");
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wsfd = open(wsdev, O_RDWR);
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if (wsfd < 0)
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err(2, "%s", wsdev);
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if (kbd) {
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if (mux)
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wmd.type = WSMUX_MUX;
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else
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wmd.type = WSMUX_KBD;
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wmd.idx = idx;
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if (delete) {
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res = ioctl(wsfd, WSMUXIO_REMOVE_DEVICE, &wmd);
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if (res < 0)
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err(3, "WSMUXIO_REMOVE_DEVICE");
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} else {
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res = ioctl(wsfd, WSMUXIO_ADD_DEVICE, &wmd);
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if (res < 0)
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err(3, "WSMUXIO_ADD_DEVICE");
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}
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} else if (delete) {
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dsd.idx = idx;
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res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
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if (res < 0)
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err(3, "WSDISPLAYIO_DELSCREEN");
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} else {
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asd.idx = idx;
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res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
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if (res < 0) {
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if (errno == EBUSY)
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errx(3, "screen %d is already configured", idx);
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else
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err(3, "WSDISPLAYIO_ADDSCREEN");
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}
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}
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return (0);
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}
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