wsconscfg.c revision 1.8 
1/* $OpenBSD: wsconscfg.c,v 1.8 2003/07/18 22:58:56 david Exp $ */
2/* $NetBSD: wsconscfg.c,v 1.4 1999/07/29 18:24:10 augustss Exp $ */
3
4/*
5 * Copyright (c) 1999
6 *	Matthias Drochner.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed for the NetBSD Project
19 *	by Matthias Drochner.
20 * 4. The name of the author may not be used to endorse or promote products
21 *    derived from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 */
35
36#include <stdio.h>
37#include <stdlib.h>
38#include <string.h>
39#include <fcntl.h>
40#include <unistd.h>
41#include <sys/types.h>
42#include <sys/ioctl.h>
43#include <err.h>
44#include <errno.h>
45
46#include <dev/wscons/wsconsio.h>
47
48#define DEFDEV "/dev/ttyCcfg"
49
50static void usage(void);
51int main(int, char**);
52
53static void
54usage()
55{
56	extern char *__progname;
57
58	(void)fprintf(stderr,
59		      "Usage: %s [-f wsdev] [-d [-F]] [-k] [-m] [-t type] "
60		      "[-e emul] {vt | [kbd] | [mux]}\n", __progname);
61	exit(1);
62}
63
64int
65main(argc, argv)
66	int argc;
67	char **argv;
68{
69	char *wsdev;
70	int c, delete, kbd, idx, wsfd, res, mux;
71	struct wsdisplay_addscreendata asd;
72	struct wsdisplay_delscreendata dsd;
73	struct wsmux_device wmd;
74
75	wsdev = DEFDEV;
76	delete = 0;
77	kbd = 0;
78	mux = 0;
79	asd.screentype[0] = 0;
80	asd.emul[0] = 0;
81	dsd.flags = 0;
82
83	while ((c = getopt(argc, argv, "f:dkmt:e:F")) != -1) {
84		switch (c) {
85		case 'f':
86			wsdev = optarg;
87			break;
88		case 'd':
89			delete++;
90			break;
91		case 'k':
92			kbd++;
93			break;
94		case 'm':
95			mux++;
96			kbd++;
97			break;
98		case 't':
99			strlcpy(asd.screentype, optarg, WSSCREEN_NAME_SIZE);
100			break;
101		case 'e':
102			strlcpy(asd.emul, optarg, WSEMUL_NAME_SIZE);
103			break;
104		case 'F':
105			dsd.flags |= WSDISPLAY_DELSCR_FORCE;
106			break;
107		case '?':
108		default:
109			usage();
110			break;
111		}
112	}
113	argc -= optind;
114	argv += optind;
115
116	if (kbd ? (argc > 1) : (argc != 1))
117		usage();
118
119	idx = -1;
120	if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
121		errx(1, "invalid index");
122
123	wsfd = open(wsdev, O_RDWR, 0);
124	if (wsfd < 0)
125		err(2, "%s", wsdev);
126
127	if (kbd) {
128		if (mux)
129			wmd.type = WSMUX_MUX;
130		else
131			wmd.type = WSMUX_KBD;
132		wmd.idx = idx;
133		if (delete) {
134			res = ioctl(wsfd, WSMUX_REMOVE_DEVICE, &wmd);
135			if (res < 0)
136				err(3, "WSMUX_REMOVE_DEVICE");
137		} else {
138			res = ioctl(wsfd, WSMUX_ADD_DEVICE, &wmd);
139			if (res < 0)
140				err(3, "WSMUX_ADD_DEVICE");
141		}
142	} else if (delete) {
143		dsd.idx = idx;
144		res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
145		if (res < 0)
146			err(3, "WSDISPLAYIO_DELSCREEN");
147	} else {
148		asd.idx = idx;
149		res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
150		if (res < 0) {
151			if (errno == EBUSY)
152				errx(3, "screen %d is already configured", idx);
153			else
154				err(3, "WSDISPLAYIO_ADDSCREEN");
155		}
156	}
157
158	return (0);
159}
160