1 /* $OpenBSD: wsconscfg.c,v 1.18 2022/12/04 23:50:51 cheloha 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 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29
30 #include <sys/types.h>
31 #include <sys/time.h>
32 #include <sys/ioctl.h>
33
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <fcntl.h>
38 #include <unistd.h>
39 #include <err.h>
40 #include <errno.h>
41
42 #include <dev/wscons/wsconsio.h>
43
44 #define DEFDEV "/dev/ttyCcfg"
45
46 static void usage(void);
47 int main(int, char**);
48
49 static void
usage(void)50 usage(void)
51 {
52 extern char *__progname;
53
54 (void)fprintf(stderr,
55 "usage: %s [-dFkm] [-e emul] [-f ctldev] [-t type] index\n",
56 __progname);
57 exit(1);
58 }
59
60 int
main(int argc,char * argv[])61 main(int argc, char *argv[])
62 {
63 char *wsdev;
64 int c, delete, kbd, idx, wsfd, res, mux;
65 struct wsdisplay_addscreendata asd;
66 struct wsdisplay_delscreendata dsd;
67 struct wsmux_device wmd;
68
69 wsdev = DEFDEV;
70 delete = 0;
71 kbd = 0;
72 mux = 0;
73 asd.screentype[0] = 0;
74 asd.emul[0] = 0;
75 dsd.flags = 0;
76
77 while ((c = getopt(argc, argv, "f:dkmt:e:F")) != -1) {
78 switch (c) {
79 case 'f':
80 wsdev = optarg;
81 break;
82 case 'd':
83 delete = 1;
84 break;
85 case 'k':
86 kbd = 1;
87 break;
88 case 'm':
89 mux = 1;
90 kbd = 1;
91 break;
92 case 't':
93 strlcpy(asd.screentype, optarg, WSSCREEN_NAME_SIZE);
94 break;
95 case 'e':
96 strlcpy(asd.emul, optarg, WSEMUL_NAME_SIZE);
97 break;
98 case 'F':
99 dsd.flags |= WSDISPLAY_DELSCR_FORCE;
100 break;
101 default:
102 usage();
103 break;
104 }
105 }
106 argc -= optind;
107 argv += optind;
108
109 if (kbd ? (argc > 1) : (argc != 1))
110 usage();
111
112 idx = -1;
113 if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
114 errx(1, "invalid index");
115
116 wsfd = open(wsdev, O_RDWR);
117 if (wsfd < 0)
118 err(2, "%s", wsdev);
119
120 if (kbd) {
121 if (mux)
122 wmd.type = WSMUX_MUX;
123 else
124 wmd.type = WSMUX_KBD;
125 wmd.idx = idx;
126 if (delete) {
127 res = ioctl(wsfd, WSMUXIO_REMOVE_DEVICE, &wmd);
128 if (res < 0)
129 err(3, "WSMUXIO_REMOVE_DEVICE");
130 } else {
131 res = ioctl(wsfd, WSMUXIO_ADD_DEVICE, &wmd);
132 if (res < 0)
133 err(3, "WSMUXIO_ADD_DEVICE");
134 }
135 } else if (delete) {
136 dsd.idx = idx;
137 res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
138 if (res < 0)
139 err(3, "WSDISPLAYIO_DELSCREEN");
140 } else {
141 asd.idx = idx;
142 res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
143 if (res < 0) {
144 if (errno == EBUSY)
145 errx(3, "screen %d is already configured", idx);
146 else
147 err(3, "WSDISPLAYIO_ADDSCREEN");
148 }
149 }
150
151 return (0);
152 }
153