xref: /openbsd/sbin/wsconsctl/keyboard.c (revision e5dd7070)
1 /*	$OpenBSD: keyboard.c,v 1.14 2019/06/28 13:32:46 deraadt Exp $	*/
2 /*	$NetBSD: keyboard.c 1.1 1998/12/28 14:01:17 hannken Exp $ */
3 
4 /*-
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Juergen Hannken-Illjes.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #include <sys/ioctl.h>
34 #include <sys/time.h>
35 #include <dev/wscons/wsksymdef.h>
36 #include <dev/wscons/wsconsio.h>
37 #include <err.h>
38 #include <errno.h>
39 #include <fcntl.h>
40 #include <stdio.h>
41 #include "wsconsctl.h"
42 
43 static u_int kbtype;
44 static struct wskbd_bell_data bell;
45 static struct wskbd_bell_data dfbell;
46 static struct wscons_keymap mapdata[KS_NUMKEYCODES];
47 struct wskbd_map_data kbmap = { KS_NUMKEYCODES, mapdata };	/* used in map_parse.y
48 							   and in util.c */
49 static struct wskbd_keyrepeat_data repeat;
50 static struct wskbd_keyrepeat_data dfrepeat;
51 static int ledstate;
52 static kbd_t kbdencoding;
53 static struct field_pc backlight;
54 
55 struct field keyboard_field_tab[] = {
56     { "type",			&kbtype,	FMT_KBDTYPE,	FLG_RDONLY },
57     { "bell.pitch",		&bell.pitch,	FMT_UINT,	FLG_MODIFY },
58     { "bell.period",		&bell.period,	FMT_UINT,	FLG_MODIFY },
59     { "bell.volume",		&bell.volume,	FMT_UINT,	FLG_MODIFY },
60     { "bell.pitch.default",	&dfbell.pitch,	FMT_UINT,	FLG_MODIFY },
61     { "bell.period.default",	&dfbell.period,	FMT_UINT,	FLG_MODIFY },
62     { "bell.volume.default",	&dfbell.volume,	FMT_UINT,	FLG_MODIFY },
63     { "map",			&kbmap,		FMT_KBMAP,	FLG_MODIFY|FLG_NOAUTO },
64     { "repeat.del1",		&repeat.del1,	FMT_UINT,	FLG_MODIFY },
65     { "repeat.deln",		&repeat.delN,	FMT_UINT,	FLG_MODIFY },
66     { "repeat.del1.default",	&dfrepeat.del1,	FMT_UINT,	FLG_MODIFY },
67     { "repeat.deln.default",	&dfrepeat.delN,	FMT_UINT,	FLG_MODIFY },
68     { "ledstate",		&ledstate,	FMT_UINT,	0 },
69     { "encoding",		&kbdencoding,	FMT_KBDENC,	FLG_MODIFY },
70     { "backlight",		&backlight,	FMT_PC,		FLG_MODIFY|FLG_INIT },
71     { NULL }
72 };
73 
74 void
75 keyboard_get_values(int fd)
76 {
77 	struct wskbd_backlight kbl;
78 	struct field *pf;
79 
80 	if (field_by_value(keyboard_field_tab, &kbtype)->flags & FLG_GET)
81 		if (ioctl(fd, WSKBDIO_GTYPE, &kbtype) == -1)
82 			warn("WSKBDIO_GTYPE");
83 
84 	bell.which = 0;
85 	if (field_by_value(keyboard_field_tab, &bell.pitch)->flags & FLG_GET)
86 		bell.which |= WSKBD_BELL_DOPITCH;
87 	if (field_by_value(keyboard_field_tab, &bell.period)->flags & FLG_GET)
88 		bell.which |= WSKBD_BELL_DOPERIOD;
89 	if (field_by_value(keyboard_field_tab, &bell.volume)->flags & FLG_GET)
90 		bell.which |= WSKBD_BELL_DOVOLUME;
91 	if (bell.which != 0 && ioctl(fd, WSKBDIO_GETBELL, &bell) == -1)
92 		warn("WSKBDIO_GETBELL");
93 
94 	dfbell.which = 0;
95 	if (field_by_value(keyboard_field_tab, &dfbell.pitch)->flags & FLG_GET)
96 		dfbell.which |= WSKBD_BELL_DOPITCH;
97 	if (field_by_value(keyboard_field_tab, &dfbell.period)->flags & FLG_GET)
98 		dfbell.which |= WSKBD_BELL_DOPERIOD;
99 	if (field_by_value(keyboard_field_tab, &dfbell.volume)->flags & FLG_GET)
100 		dfbell.which |= WSKBD_BELL_DOVOLUME;
101 	if (dfbell.which != 0 &&
102 	    ioctl(fd, WSKBDIO_GETDEFAULTBELL, &dfbell) == -1)
103 		warn("WSKBDIO_GETDEFAULTBELL");
104 
105 	if (field_by_value(keyboard_field_tab, &kbmap)->flags & FLG_GET) {
106 		kbmap.maplen = KS_NUMKEYCODES;
107 		if (ioctl(fd, WSKBDIO_GETMAP, &kbmap) == -1)
108 			warn("WSKBDIO_GETMAP");
109 		if (ioctl(fd, WSKBDIO_GETENCODING, &kbdencoding) == -1)
110 			warn("WSKBDIO_GETENCODING");
111 		ksymenc(kbdencoding);
112 	}
113 
114 	repeat.which = 0;
115 	if (field_by_value(keyboard_field_tab, &repeat.del1)->flags & FLG_GET)
116 		repeat.which |= WSKBD_KEYREPEAT_DODEL1;
117 	if (field_by_value(keyboard_field_tab, &repeat.delN)->flags & FLG_GET)
118 		repeat.which |= WSKBD_KEYREPEAT_DODELN;
119 	if (repeat.which != 0 &&
120 	    ioctl(fd, WSKBDIO_GETKEYREPEAT, &repeat) == -1)
121 		warn("WSKBDIO_GETKEYREPEAT");
122 
123 	dfrepeat.which = 0;
124 	if (field_by_value(keyboard_field_tab, &dfrepeat.del1)->flags & FLG_GET)
125 		dfrepeat.which |= WSKBD_KEYREPEAT_DODEL1;
126 	if (field_by_value(keyboard_field_tab, &dfrepeat.delN)->flags & FLG_GET)
127 		dfrepeat.which |= WSKBD_KEYREPEAT_DODELN;
128 	if (dfrepeat.which != 0 &&
129 	    ioctl(fd, WSKBDIO_GETDEFAULTKEYREPEAT, &dfrepeat) == -1)
130 		warn("WSKBDIO_GETDEFAULTKEYREPEAT");
131 
132 	if (field_by_value(keyboard_field_tab, &ledstate)->flags & FLG_GET)
133 		if (ioctl(fd, WSKBDIO_GETLEDS, &ledstate) == -1)
134 			warn("WSKBDIO_GETLEDS");
135 
136 	if (field_by_value(keyboard_field_tab, &kbdencoding)->flags & FLG_GET)
137 		if (ioctl(fd, WSKBDIO_GETENCODING, &kbdencoding) == -1)
138 			warn("WSKBDIO_GETENCODING");
139 
140 	pf = field_by_value(keyboard_field_tab, &backlight);
141 	if (pf->flags & FLG_GET && !(pf->flags & FLG_DEAD)) {
142 		errno = ENOTTY;
143 		if (ioctl(fd, WSKBDIO_GETBACKLIGHT, &kbl) == -1) {
144 			if (errno == ENOTTY)
145 				pf->flags |= FLG_DEAD;
146 			else
147 				warn("WSKBDIO_GETBACKLIGHT");
148 		} else {
149 			backlight.min = kbl.min;
150 			backlight.cur = kbl.curval;
151 			backlight.max = kbl.max;
152 		}
153 	}
154 }
155 
156 int
157 keyboard_put_values(int fd)
158 {
159 	struct wskbd_backlight kbl;
160 	struct field *pf;
161 
162 	bell.which = 0;
163 	if (field_by_value(keyboard_field_tab, &bell.pitch)->flags & FLG_SET)
164 		bell.which |= WSKBD_BELL_DOPITCH;
165 	if (field_by_value(keyboard_field_tab, &bell.period)->flags & FLG_SET)
166 		bell.which |= WSKBD_BELL_DOPERIOD;
167 	if (field_by_value(keyboard_field_tab, &bell.volume)->flags & FLG_SET)
168 		bell.which |= WSKBD_BELL_DOVOLUME;
169 	if (bell.which != 0 && ioctl(fd, WSKBDIO_SETBELL, &bell) == -1) {
170 		warn("WSKBDIO_SETBELL");
171 		return 1;
172 	}
173 
174 	dfbell.which = 0;
175 	if (field_by_value(keyboard_field_tab, &dfbell.pitch)->flags & FLG_SET)
176 		dfbell.which |= WSKBD_BELL_DOPITCH;
177 	if (field_by_value(keyboard_field_tab, &dfbell.period)->flags & FLG_SET)
178 		dfbell.which |= WSKBD_BELL_DOPERIOD;
179 	if (field_by_value(keyboard_field_tab, &dfbell.volume)->flags & FLG_SET)
180 		dfbell.which |= WSKBD_BELL_DOVOLUME;
181 	if (dfbell.which != 0 &&
182 	    ioctl(fd, WSKBDIO_SETDEFAULTBELL, &dfbell) == -1) {
183 		warn("WSKBDIO_SETDEFAULTBELL");
184 		return 1;
185 	}
186 
187 	if (field_by_value(keyboard_field_tab, &kbmap)->flags & FLG_SET) {
188 		if (ioctl(fd, WSKBDIO_SETMAP, &kbmap) == -1) {
189 			warn("WSKBDIO_SETMAP");
190 			return 1;
191 		}
192 	}
193 
194 	repeat.which = 0;
195 	if (field_by_value(keyboard_field_tab, &repeat.del1)->flags & FLG_SET)
196 		repeat.which |= WSKBD_KEYREPEAT_DODEL1;
197 	if (field_by_value(keyboard_field_tab, &repeat.delN)->flags & FLG_SET)
198 		repeat.which |= WSKBD_KEYREPEAT_DODELN;
199 	if (repeat.which != 0 &&
200 	    ioctl(fd, WSKBDIO_SETKEYREPEAT, &repeat) == -1) {
201 		warn("WSKBDIO_SETKEYREPEAT");
202 		return 1;
203 	}
204 
205 	dfrepeat.which = 0;
206 	if (field_by_value(keyboard_field_tab, &dfrepeat.del1)->flags & FLG_SET)
207 		dfrepeat.which |= WSKBD_KEYREPEAT_DODEL1;
208 	if (field_by_value(keyboard_field_tab, &dfrepeat.delN)->flags & FLG_SET)
209 		dfrepeat.which |= WSKBD_KEYREPEAT_DODELN;
210 	if (dfrepeat.which != 0 &&
211 	    ioctl(fd, WSKBDIO_SETDEFAULTKEYREPEAT, &dfrepeat) == -1) {
212 		warn("WSKBDIO_SETDEFAULTKEYREPEAT");
213 		return 1;
214 	}
215 
216 	if (field_by_value(keyboard_field_tab, &ledstate)->flags & FLG_SET) {
217 		if (ioctl(fd, WSKBDIO_SETLEDS, &ledstate) == -1) {
218 			warn("WSKBDIO_SETLEDS");
219 			return 1;
220 		}
221 	}
222 
223 	if (field_by_value(keyboard_field_tab, &kbdencoding)->flags & FLG_SET) {
224 		if (ioctl(fd, WSKBDIO_SETENCODING, &kbdencoding) == -1) {
225 			warn("WSKBDIO_SETENCODING");
226 			return 1;
227 		}
228 	}
229 
230 	pf = field_by_value(keyboard_field_tab, &backlight);
231 	if (pf->flags & FLG_SET && !(pf->flags & FLG_DEAD)) {
232 		kbl.min = backlight.min;
233 		kbl.curval = backlight.cur;
234 		kbl.max = backlight.max;
235 		errno = ENOTTY;
236 		if (ioctl(fd, WSKBDIO_SETBACKLIGHT, &kbl) == -1) {
237 			if (errno == ENOTTY)
238 				pf->flags |= FLG_DEAD;
239 			else {
240 				warn("WSKBDIO_SETBACKLIGHT");
241 				return 1;
242 			}
243 		}
244 	}
245 
246 	return 0;
247 }
248 
249 char *
250 keyboard_next_device(int index)
251 {
252 	static char devname[20];
253 
254 	snprintf(devname, sizeof(devname), "/dev/wskbd%d", index);
255 	return (devname);
256 }
257