xref: /netbsd/sbin/wsconsctl/display.c (revision bf9ec67e)
1 /*	$NetBSD: display.c,v 1.2 2002/04/07 10:40:04 hannken Exp $ */
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Juergen Hannken-Illjes.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the NetBSD
21  *	Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <sys/ioctl.h>
40 #include <sys/time.h>
41 #include <dev/wscons/wsconsio.h>
42 #include <err.h>
43 #include "wsconsctl.h"
44 
45 static int dpytype;
46 static struct wsdisplay_usefontdata font;
47 
48 struct field display_field_tab[] = {
49     { "type",			&dpytype,	FMT_DPYTYPE,	FLG_RDONLY },
50     { "font",			&font.name,	FMT_STRING,	FLG_WRONLY },
51 };
52 
53 int display_field_tab_len = sizeof(display_field_tab)/
54 			     sizeof(display_field_tab[0]);
55 
56 void
57 display_get_values(fd)
58 	int fd;
59 {
60 	if (field_by_value(&dpytype)->flags & FLG_GET)
61 		if (ioctl(fd, WSDISPLAYIO_GTYPE, &dpytype) < 0)
62 			err(1, "WSDISPLAYIO_GTYPE");
63 }
64 
65 void
66 display_put_values(fd)
67 	int fd;
68 {
69 	if (field_by_value(&font.name)->flags & FLG_SET) {
70 		if (ioctl(fd, WSDISPLAYIO_SFONT, &font) < 0)
71 			err(1, "WSDISPLAYIO_SFONT");
72 		pr_field(field_by_value(&font.name), " -> ");
73 	}
74 }
75