1 /* $OpenBSD: wsconscfg.c,v 1.19 2024/11/06 17:14:03 miod 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 [-dFgkm] [-e emul] [-f ctldev] [-t type] index\n",
56 __progname);
57 exit(1);
58 }
59
60
61 int
main(int argc,char * argv[])62 main(int argc, char *argv[])
63 {
64 char *wsdev;
65 int c, delete, get, kbd, idx, wsfd, res, mux;
66 struct wsdisplay_addscreendata asd;
67 struct wsdisplay_delscreendata dsd;
68 struct wsmux_device wmd;
69
70 wsdev = DEFDEV;
71 delete = 0;
72 get = 0;
73 kbd = 0;
74 mux = 0;
75 asd.screentype[0] = 0;
76 asd.emul[0] = 0;
77 dsd.flags = 0;
78
79 while ((c = getopt(argc, argv, "f:dgkmt:e:F")) != -1) {
80 switch (c) {
81 case 'f':
82 wsdev = optarg;
83 break;
84 case 'g':
85 get = 1;
86 break;
87 case 'd':
88 delete = 1;
89 break;
90 case 'k':
91 kbd = 1;
92 break;
93 case 'm':
94 mux = 1;
95 kbd = 1;
96 break;
97 case 't':
98 strlcpy(asd.screentype, optarg, WSSCREEN_NAME_SIZE);
99 break;
100 case 'e':
101 strlcpy(asd.emul, optarg, WSEMUL_NAME_SIZE);
102 break;
103 case 'F':
104 dsd.flags |= WSDISPLAY_DELSCR_FORCE;
105 break;
106 default:
107 usage();
108 break;
109 }
110 }
111 argc -= optind;
112 argv += optind;
113
114 if ((kbd && get) ||
115 ((kbd || get) ? (argc > 1) : (argc != 1)))
116 usage();
117
118 idx = -1;
119 if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1)
120 errx(1, "invalid index");
121
122 wsfd = open(wsdev, get ? O_RDONLY : O_RDWR);
123 if (wsfd < 0)
124 err(2, "%s", wsdev);
125
126 if (kbd) {
127 if (mux)
128 wmd.type = WSMUX_MUX;
129 else
130 wmd.type = WSMUX_KBD;
131 wmd.idx = idx;
132 if (delete) {
133 res = ioctl(wsfd, WSMUXIO_REMOVE_DEVICE, &wmd);
134 if (res < 0)
135 err(3, "WSMUXIO_REMOVE_DEVICE");
136 } else {
137 res = ioctl(wsfd, WSMUXIO_ADD_DEVICE, &wmd);
138 if (res < 0)
139 err(3, "WSMUXIO_ADD_DEVICE");
140 }
141 } else if (delete) {
142 dsd.idx = idx;
143 res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd);
144 if (res < 0)
145 err(3, "WSDISPLAYIO_DELSCREEN");
146 } else if (get) {
147 asd.idx = idx;
148 res = ioctl(wsfd, WSDISPLAYIO_GETSCREEN, &asd);
149 if (res < 0)
150 err(3, "WSDISPLAYIO_GETSCREEN");
151 else
152 printf("%d\n", asd.idx);
153 } else {
154 asd.idx = idx;
155 res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd);
156 if (res < 0) {
157 if (errno == EBUSY)
158 errx(3, "screen %d is already configured", idx);
159 else
160 err(3, "WSDISPLAYIO_ADDSCREEN");
161 }
162 }
163
164 return (0);
165 }
166