NetBSD/sbin/wsconsctl/display.c
jmmv 8bdb487207 Do not use FLG_MODIFY to mark color settings. I thought this was used to
denote that a flag was readable/writeable, but that is achieved by passing
a 0 as the flags.

Thanks to uwe@ for finding this out and explaining me why it was wrong.
2005-04-30 16:38:21 +00:00

250 lines
9.1 KiB
C

/* $NetBSD: display.c,v 1.11 2005/04/30 16:38:21 jmmv Exp $ */
/*-
* Copyright (c) 1998, 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Juergen Hannken-Illjes.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/ioctl.h>
#include <sys/time.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <err.h>
#include <dev/wscons/wsconsio.h>
#include "wsconsctl.h"
static int border;
static int dpytype;
static struct wsdisplay_usefontdata font;
static struct wsdisplay_param backlight;
static struct wsdisplay_param brightness;
static struct wsdisplay_param contrast;
static struct wsdisplay_scroll_data scroll_l;
static int msg_default_attrs, msg_default_bg, msg_default_fg;
static int msg_kernel_attrs, msg_kernel_bg, msg_kernel_fg;
struct field display_field_tab[] = {
{ "border", &border, FMT_COLOR, 0 },
{ "type", &dpytype, FMT_DPYTYPE, FLG_RDONLY },
{ "font", &font.name, FMT_STRING, FLG_WRONLY },
{ "backlight", &backlight.curval, FMT_UINT, 0 },
{ "brightness", &brightness.curval, FMT_UINT, FLG_MODIFY },
{ "contrast", &contrast.curval, FMT_UINT, FLG_MODIFY },
{ "scroll.fastlines", &scroll_l.fastlines, FMT_UINT, FLG_MODIFY },
{ "scroll.slowlines", &scroll_l.slowlines, FMT_UINT, FLG_MODIFY },
{ "msg.default.attrs", &msg_default_attrs, FMT_ATTRS, 0 },
{ "msg.default.bg", &msg_default_bg, FMT_COLOR, 0 },
{ "msg.default.fg", &msg_default_fg, FMT_COLOR, 0 },
{ "msg.kernel.attrs", &msg_kernel_attrs, FMT_ATTRS, 0 },
{ "msg.kernel.bg", &msg_kernel_bg, FMT_COLOR, 0 },
{ "msg.kernel.fg", &msg_kernel_fg, FMT_COLOR, 0 },
};
int display_field_tab_len = sizeof(display_field_tab)/
sizeof(display_field_tab[0]);
void
display_get_values(int fd)
{
if (field_by_value(&dpytype)->flags & FLG_GET)
if (ioctl(fd, WSDISPLAYIO_GTYPE, &dpytype) < 0)
err(1, "WSDISPLAYIO_GTYPE");
if (field_by_value(&border)->flags & FLG_GET)
if (ioctl(fd, WSDISPLAYIO_GBORDER, &border) < 0)
field_disable_by_value(&border);
if (field_by_value(&backlight.curval)->flags & FLG_GET) {
backlight.param = WSDISPLAYIO_PARAM_BACKLIGHT;
if (ioctl(fd, WSDISPLAYIO_GETPARAM, &backlight) < 0)
field_disable_by_value(&backlight.curval);
}
if (field_by_value(&brightness.curval)->flags & FLG_GET) {
brightness.param = WSDISPLAYIO_PARAM_BRIGHTNESS;
if (ioctl(fd, WSDISPLAYIO_GETPARAM, &brightness))
field_disable_by_value(&brightness.curval);
}
if (field_by_value(&contrast.curval)->flags & FLG_GET) {
contrast.param = WSDISPLAYIO_PARAM_CONTRAST;
if (ioctl(fd, WSDISPLAYIO_GETPARAM, &contrast))
field_disable_by_value(&contrast.curval);
}
if (field_by_value(&msg_default_attrs)->flags & FLG_GET ||
field_by_value(&msg_default_bg)->flags & FLG_GET ||
field_by_value(&msg_default_fg)->flags & FLG_GET ||
field_by_value(&msg_kernel_attrs)->flags & FLG_GET ||
field_by_value(&msg_kernel_bg)->flags & FLG_GET ||
field_by_value(&msg_kernel_fg)->flags & FLG_GET) {
struct wsdisplay_msgattrs ma;
if (ioctl(fd, WSDISPLAYIO_GMSGATTRS, &ma) < 0) {
field_disable_by_value(&msg_default_attrs);
field_disable_by_value(&msg_default_bg);
field_disable_by_value(&msg_default_fg);
field_disable_by_value(&msg_kernel_attrs);
field_disable_by_value(&msg_kernel_bg);
field_disable_by_value(&msg_kernel_fg);
} else {
msg_default_attrs = ma.default_attrs;
if (ma.default_attrs & WSATTR_WSCOLORS) {
msg_default_bg = ma.default_bg;
msg_default_fg = ma.default_fg;
} else
msg_default_bg = msg_default_fg = -1;
msg_kernel_attrs = ma.kernel_attrs;
if (ma.kernel_attrs & WSATTR_WSCOLORS) {
msg_kernel_bg = ma.kernel_bg;
msg_kernel_fg = ma.kernel_fg;
} else
msg_kernel_bg = msg_kernel_fg = -1;
}
}
if (field_by_value(&scroll_l.fastlines)->flags & FLG_GET ||
field_by_value(&scroll_l.slowlines)->flags & FLG_GET) {
if (ioctl(fd, WSDISPLAYIO_DGSCROLL, &scroll_l) < 0) {
field_disable_by_value(&scroll_l.fastlines);
field_disable_by_value(&scroll_l.slowlines);
}
}
}
void
display_put_values(fd)
int fd;
{
if (field_by_value(&font.name)->flags & FLG_SET) {
if (ioctl(fd, WSDISPLAYIO_SFONT, &font) < 0)
err(1, "WSDISPLAYIO_SFONT");
pr_field(field_by_value(&font.name), " -> ");
}
if (field_by_value(&border)->flags & FLG_SET) {
if (ioctl(fd, WSDISPLAYIO_SBORDER, &border) < 0)
err(1, "WSDISPLAYIO_SBORDER");
pr_field(field_by_value(&border), " -> ");
}
if (field_by_value(&backlight.curval)->flags & FLG_SET) {
backlight.param = WSDISPLAYIO_PARAM_BACKLIGHT;
if (ioctl(fd, WSDISPLAYIO_SETPARAM, &backlight) < 0)
err(1, "WSDISPLAYIO_PARAM_BACKLIGHT");
pr_field(field_by_value(&backlight.curval), " -> ");
}
if (field_by_value(&brightness.curval)->flags & FLG_SET) {
brightness.param = WSDISPLAYIO_PARAM_BRIGHTNESS;
if (ioctl(fd, WSDISPLAYIO_SETPARAM, &brightness) < 0)
err(1, "WSDISPLAYIO_PARAM_BRIGHTNESS");
pr_field(field_by_value(&brightness.curval), " -> ");
}
if (field_by_value(&contrast.curval)->flags & FLG_SET) {
contrast.param = WSDISPLAYIO_PARAM_CONTRAST;
if (ioctl(fd, WSDISPLAYIO_SETPARAM, &contrast) < 0)
err(1, "WSDISPLAYIO_PARAM_CONTRAST");
pr_field(field_by_value(&contrast.curval), " -> ");
}
if (field_by_value(&msg_default_attrs)->flags & FLG_SET ||
field_by_value(&msg_default_bg)->flags & FLG_SET ||
field_by_value(&msg_default_fg)->flags & FLG_SET ||
field_by_value(&msg_kernel_attrs)->flags & FLG_SET ||
field_by_value(&msg_kernel_bg)->flags & FLG_SET ||
field_by_value(&msg_kernel_fg)->flags & FLG_SET) {
struct wsdisplay_msgattrs ma;
if (ioctl(fd, WSDISPLAYIO_GMSGATTRS, &ma) < 0)
err(1, "WSDISPLAYIO_GMSGATTRS");
if (field_by_value(&msg_default_attrs)->flags & FLG_SET) {
ma.default_attrs = msg_default_attrs;
pr_field(field_by_value(&msg_default_attrs), " -> ");
}
if (ma.default_attrs & WSATTR_WSCOLORS) {
if (field_by_value(&msg_default_bg)->flags & FLG_SET) {
ma.default_bg = msg_default_bg;
pr_field(field_by_value(&msg_default_bg),
" -> ");
}
if (field_by_value(&msg_default_fg)->flags & FLG_SET) {
ma.default_fg = msg_default_fg;
pr_field(field_by_value(&msg_default_fg),
" -> ");
}
}
if (field_by_value(&msg_kernel_attrs)->flags & FLG_SET) {
ma.kernel_attrs = msg_kernel_attrs;
pr_field(field_by_value(&msg_kernel_attrs), " -> ");
}
if (ma.default_attrs & WSATTR_WSCOLORS) {
if (field_by_value(&msg_kernel_bg)->flags & FLG_SET) {
ma.kernel_bg = msg_kernel_bg;
pr_field(field_by_value(&msg_kernel_bg),
" -> ");
}
if (field_by_value(&msg_kernel_fg)->flags & FLG_SET) {
ma.kernel_fg = msg_kernel_fg;
pr_field(field_by_value(&msg_kernel_fg),
" -> ");
}
}
if (ioctl(fd, WSDISPLAYIO_SMSGATTRS, &ma) < 0)
err(1, "WSDISPLAYIO_SMSGATTRS");
}
scroll_l.which = 0;
if (field_by_value(&scroll_l.fastlines)->flags & FLG_SET)
scroll_l.which |= WSDISPLAY_SCROLL_DOFASTLINES;
if (field_by_value(&scroll_l.slowlines)->flags & FLG_SET)
scroll_l.which |= WSDISPLAY_SCROLL_DOSLOWLINES;
if (scroll_l.which != 0 &&
ioctl(fd, WSDISPLAYIO_DSSCROLL, &scroll_l) < 0)
err (1, "WSDISPLAYIO_DSSCROLL");
if (scroll_l.which & WSDISPLAY_SCROLL_DOFASTLINES)
pr_field(field_by_value(&scroll_l.fastlines), " -> ");
if (scroll_l.which & WSDISPLAY_SCROLL_DOSLOWLINES)
pr_field(field_by_value(&scroll_l.slowlines), " -> ");
}