freebsd-skq/usr.sbin/vidcontrol/vidcontrol.c

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/*-
* Copyright (c) 1994-1996 S<EFBFBD>ren Schmidt
* All rights reserved.
*
* 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,
* in this position and unchanged.
* 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. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef lint
static const char rcsid[] =
"$Id: vidcontrol.c,v 1.23 1998/09/24 01:36:36 gpalmer Exp $";
#endif /* not lint */
#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <machine/console.h>
#include <sys/errno.h>
#include "path.h"
#include "decode.h"
char legal_colors[16][16] = {
"black", "blue", "green", "cyan",
"red", "magenta", "brown", "white",
"grey", "lightblue", "lightgreen", "lightcyan",
"lightred", "lightmagenta", "yellow", "lightwhite"
};
int hex = 0;
int number;
char letter;
struct vid_info info;
static void
usage()
{
fprintf(stderr, "%s\n%s\n%s\n",
"usage: vidcontrol [-r fg bg] [-b color] [-c appearance] [-d] [-l scrmap]",
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" [-i adapter | mode] [-L] [-m on|off] [-f size file]",
" [-s number] [-t N|off] [-x] [mode] [fgcol [bgcol]] [show]");
exit(1);
}
char *
nextarg(int ac, char **av, int *indp, int oc)
{
if (*indp < ac)
return(av[(*indp)++]);
errx(1, "option requires two arguments -- %c", oc);
return("");
}
char *
mkfullname(const char *s1, const char *s2, const char *s3)
{
static char *buf = NULL;
static int bufl = 0;
int f;
f = strlen(s1) + strlen(s2) + strlen(s3) + 1;
if (f > bufl)
if (buf)
buf = (char *)realloc(buf, f);
else
buf = (char *)malloc(f);
if (!buf) {
bufl = 0;
return(NULL);
}
bufl = f;
strcpy(buf, s1);
strcat(buf, s2);
strcat(buf, s3);
return(buf);
}
void
load_scrnmap(char *filename)
{
FILE *fd = 0;
int i, size;
char *name;
scrmap_t scrnmap;
char *prefix[] = {"", "", SCRNMAP_PATH, SCRNMAP_PATH, NULL};
char *postfix[] = {"", ".scm", "", ".scm"};
for (i=0; prefix[i]; i++) {
name = mkfullname(prefix[i], filename, postfix[i]);
fd = fopen(name, "r");
if (fd)
break;
}
if (fd == NULL) {
warn("screenmap file not found");
return;
}
size = sizeof(scrnmap);
if (decode(fd, (char *)&scrnmap) != size) {
rewind(fd);
if (fread(&scrnmap, 1, size, fd) != size) {
warnx("bad screenmap file");
fclose(fd);
return;
}
}
if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
warn("can't load screenmap");
fclose(fd);
}
void
load_default_scrnmap()
{
scrmap_t scrnmap;
int i;
for (i=0; i<256; i++)
*((char*)&scrnmap + i) = i;
if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
warn("can't load default screenmap");
}
void
print_scrnmap()
{
unsigned char map[256];
int i;
if (ioctl(0, GIO_SCRNMAP, &map) < 0) {
warn("getting screenmap");
return;
}
for (i=0; i<sizeof(map); i++) {
if (i > 0 && i % 16 == 0)
fprintf(stdout, "\n");
if (hex)
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fprintf(stdout, " %02x", map[i]);
else
fprintf(stdout, " %03d", map[i]);
}
fprintf(stdout, "\n");
}
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void
load_font(char *type, char *filename)
{
FILE *fd = 0;
int i, size;
unsigned long io;
char *name, *fontmap;
char *prefix[] = {"", "", FONT_PATH, FONT_PATH, NULL};
char *postfix[] = {"", ".fnt", "", ".fnt"};
for (i=0; prefix[i]; i++) {
name = mkfullname(prefix[i], filename, postfix[i]);
fd = fopen(name, "r");
if (fd)
break;
}
if (fd == NULL) {
warn("font file not found");
return;
}
if (!strcmp(type, "8x8")) {
size = 8*256;
io = PIO_FONT8x8;
}
else if (!strcmp(type, "8x14")) {
size = 14*256;
io = PIO_FONT8x14;
}
else if (!strcmp(type, "8x16")) {
size = 16*256;
io = PIO_FONT8x16;
}
else {
warn("bad font size specification");
fclose(fd);
return;
}
fontmap = (char*) malloc(size);
if (decode(fd, fontmap) != size) {
rewind(fd);
if (fread(fontmap, 1, size, fd) != size) {
warnx("bad font file");
fclose(fd);
free(fontmap);
return;
}
}
if (ioctl(0, io, fontmap) < 0)
warn("can't load font");
fclose(fd);
free(fontmap);
}
void
set_screensaver_timeout(char *arg)
{
int nsec;
if (!strcmp(arg, "off"))
nsec = 0;
else {
nsec = atoi(arg);
if ((*arg == '\0') || (nsec < 1)) {
warnx("argument must be a positive number");
return;
}
}
if (ioctl(0, CONS_BLANKTIME, &nsec) == -1)
warn("setting screensaver period");
}
void
set_cursor_type(char *appearence)
{
int type;
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if (!strcmp(appearence, "normal"))
type = 0;
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else if (!strcmp(appearence, "blink"))
type = 1;
else if (!strcmp(appearence, "destructive"))
type = 3;
else {
warnx("argument to -c must be normal, blink or destructive");
return;
}
ioctl(0, CONS_CURSORTYPE, &type);
}
void
video_mode(int argc, char **argv, int *index)
{
static struct {
char *name;
unsigned long mode;
} modes[] = {
#ifdef SW_TEXT_80x25
{ "80x25", SW_TEXT_80x25 },
{ "80x30", SW_TEXT_80x30 },
{ "80x43", SW_TEXT_80x43 },
{ "80x50", SW_TEXT_80x50 },
{ "80x60", SW_TEXT_80x60 },
{ "132x25", SW_TEXT_132x25 },
{ "132x30", SW_TEXT_132x30 },
{ "132x43", SW_TEXT_132x43 },
{ "132x50", SW_TEXT_132x50 },
{ "132x60", SW_TEXT_132x60 },
#endif
{ "VGA_40x25", SW_VGA_C40x25 },
{ "VGA_80x25", SW_VGA_C80x25 },
{ "VGA_80x30", SW_VGA_C80x30 },
{ "VGA_80x50", SW_VGA_C80x50 },
{ "VGA_80x60", SW_VGA_C80x60 },
{ "VGA_320x200", SW_VGA_CG320 },
{ "EGA_80x25", SW_ENH_C80x25 },
{ "EGA_80x43", SW_ENH_C80x43 },
{ "VESA_132x25", SW_VESA_C132x25 },
{ "VESA_132x43", SW_VESA_C132x43 },
{ "VESA_132x50", SW_VESA_C132x50 },
{ "VESA_132x60", SW_VESA_C132x60 },
{ "VESA_800x600", SW_VESA_800x600 },
{ NULL },
};
unsigned long mode;
int size[3];
int i;
if (*index < argc) {
for (i = 0; modes[i].name != NULL; ++i) {
if (!strcmp(argv[*index], modes[i].name)) {
mode = modes[i].mode;
break;
}
}
if (modes[i].name == NULL)
return;
if (ioctl(0, mode, NULL) < 0)
warn("cannot set videomode");
if (mode == SW_VESA_800x600) {
size[0] = 80; /* columns */
size[1] = 25; /* rows */
size[2] = 16; /* font size */
if (ioctl(0, KDRASTER, size))
warn("cannot activate raster display");
}
(*index)++;
}
return;
}
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int
get_color_number(char *color)
{
int i;
for (i=0; i<16; i++)
if (!strcmp(color, legal_colors[i]))
return i;
return -1;
}
void
set_normal_colors(int argc, char **argv, int *index)
{
int color;
if (*index < argc && (color = get_color_number(argv[*index])) != -1) {
(*index)++;
fprintf(stderr, "[=%dF", color);
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if (*index < argc
&& (color = get_color_number(argv[*index])) != -1
&& color < 8) {
(*index)++;
fprintf(stderr, "[=%dG", color);
}
}
}
void
set_reverse_colors(int argc, char **argv, int *index)
{
int color;
if ((color = get_color_number(argv[*(index)-1])) != -1) {
fprintf(stderr, "[=%dH", color);
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if (*index < argc
&& (color = get_color_number(argv[*index])) != -1
&& color < 8) {
(*index)++;
fprintf(stderr, "[=%dI", color);
}
}
}
void
set_console(char *arg)
{
int n;
if( !arg || strspn(arg,"0123456789") != strlen(arg)) {
warnx("bad console number");
return;
}
n = atoi(arg);
if (n < 1 || n > 12) {
warnx("console number out of range");
} else if (ioctl(0,VT_ACTIVATE,(char *)n) == -1)
warn("ioctl(VT_ACTIVATE)");
}
void
set_border_color(char *arg)
{
int color;
if ((color = get_color_number(arg)) != -1) {
fprintf(stderr, "[=%dA", color);
}
else
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usage();
}
void
set_mouse(char *arg)
{
struct mouse_info mouse;
if (!strcmp(arg, "on"))
mouse.operation = MOUSE_SHOW;
else if (!strcmp(arg, "off"))
mouse.operation = MOUSE_HIDE;
else {
warnx("argument to -m must either on or off");
return;
}
ioctl(0, CONS_MOUSECTL, &mouse);
}
static char
*adapter_name(int type)
{
static struct {
int type;
char *name;
} names[] = {
{ KD_MONO, "MDA" },
{ KD_HERCULES, "Hercules" },
{ KD_CGA, "CGA" },
{ KD_EGA, "EGA" },
{ KD_VGA, "VGA" },
{ KD_PC98, "PC-98xx" },
{ -1, "Unknown" },
};
int i;
for (i = 0; names[i].type != -1; ++i)
if (names[i].type == type)
break;
return names[i].name;
}
void
show_adapter_info(void)
{
struct video_adapter ad;
ad.va_index = 0;
if (ioctl(0, CONS_ADPINFO, &ad)) {
warn("failed to obtain adapter information");
return;
}
printf("adapter %d:\n", ad.va_index);
printf(" type:%s%s (%d), flags:0x%08x, CRTC:0x%x\n",
(ad.va_flags & V_ADP_VESA) ? "VESA " : "",
adapter_name(ad.va_type), ad.va_type,
ad.va_flags, ad.va_crtc_addr);
printf(" initial mode:%d, current mode:%d, BIOS mode:%d\n",
ad.va_initial_mode, ad.va_mode, ad.va_initial_bios_mode);
}
void
show_mode_info(void)
{
struct video_info info;
char buf[80];
int mode;
int c;
printf(" mode# flags type size "
"font window linear buffer\n");
printf("---------------------------------------"
"---------------------------------------\n");
for (mode = 0; mode < M_VESA_MODE_MAX; ++mode) {
info.vi_mode = mode;
if (ioctl(0, CONS_MODEINFO, &info))
continue;
printf("%3d (0x%03x)", mode, mode);
printf(" 0x%08x", info.vi_flags);
if (info.vi_flags & V_INFO_GRAPHICS) {
c = 'G';
snprintf(buf, sizeof(buf), "%dx%dx%d %d",
info.vi_width, info.vi_height,
info.vi_depth, info.vi_planes);
} else {
c = 'T';
snprintf(buf, sizeof(buf), "%dx%d",
info.vi_width, info.vi_height);
}
printf(" %c %-15s", c, buf);
snprintf(buf, sizeof(buf), "%dx%d",
info.vi_cwidth, info.vi_cheight);
printf(" %-5s", buf);
printf(" 0x%05x %2dk %2dk",
info.vi_window, info.vi_window_size/1024,
info.vi_window_gran/1024);
printf(" 0x%08x %2dk\n",
info.vi_buffer, info.vi_buffer_size/1024);
}
}
void
show_info(char *arg)
{
if (!strcmp(arg, "adapter"))
show_adapter_info();
else if (!strcmp(arg, "mode"))
show_mode_info();
else {
warnx("argument to -i must either adapter or mode");
return;
}
}
void
test_frame()
{
int i;
fprintf(stdout, "[=0G\n\n");
for (i=0; i<8; i++) {
fprintf(stdout, "[=15F[=0G %2d [=%dF%-16s"
"[=15F[=0G %2d [=%dF%-16s "
"[=15F %2d [=%dGBACKGROUND[=0G\n",
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i, i, legal_colors[i], i+8, i+8,
legal_colors[i+8], i, i);
}
fprintf(stdout, "[=%dF[=%dG[=%dH[=%dI\n",
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info.mv_norm.fore, info.mv_norm.back,
info.mv_rev.fore, info.mv_rev.back);
}
int
main(int argc, char **argv)
{
int opt;
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info.size = sizeof(info);
if (ioctl(0, CONS_GETINFO, &info) < 0)
err(1, "must be on a virtual console");
while((opt = getopt(argc, argv, "b:c:df:i:l:Lm:r:s:t:x")) != -1)
switch(opt) {
case 'b':
set_border_color(optarg);
break;
case 'c':
set_cursor_type(optarg);
break;
case 'd':
print_scrnmap();
break;
case 'f':
load_font(optarg,
nextarg(argc, argv, &optind, 'f'));
break;
case 'i':
show_info(optarg);
break;
case 'l':
load_scrnmap(optarg);
break;
case 'L':
load_default_scrnmap();
break;
case 'm':
set_mouse(optarg);
break;
case 'r':
set_reverse_colors(argc, argv, &optind);
break;
case 's':
set_console(optarg);
break;
case 't':
set_screensaver_timeout(optarg);
break;
case 'x':
hex = 1;
break;
default:
usage();
}
video_mode(argc, argv, &optind);
set_normal_colors(argc, argv, &optind);
if (optind < argc && !strcmp(argv[optind], "show")) {
test_frame();
optind++;
}
if ((optind != argc) || (argc == 1))
usage();
return 0;
}