1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1994-1996 Søren Schmidt
5 * All rights reserved.
6 *
7 * Portions of this software are based in part on the work of
8 * Sascha Wildner <[email protected]> contributed to The DragonFly Project
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 * in this position and unchanged.
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 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * $DragonFly: src/usr.sbin/vidcontrol/vidcontrol.c,v 1.10 2005/03/02 06:08:29 joerg Exp $
34 */
35
36 #ifndef lint
37 static const char rcsid[] =
38 "$FreeBSD$";
39 #endif /* not lint */
40
41 #include <ctype.h>
42 #include <err.h>
43 #include <limits.h>
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <string.h>
47 #include <unistd.h>
48 #include <sys/fbio.h>
49 #include <sys/consio.h>
50 #include <sys/endian.h>
51 #include <sys/errno.h>
52 #include <sys/param.h>
53 #include <sys/types.h>
54 #include <sys/stat.h>
55 #include <sys/sysctl.h>
56 #include "path.h"
57 #include "decode.h"
58
59
60 #define DATASIZE(x) ((x).w * (x).h * 256 / 8)
61
62 /* Screen dump modes */
63 #define DUMP_FMT_RAW 1
64 #define DUMP_FMT_TXT 2
65 /* Screen dump options */
66 #define DUMP_FBF 0
67 #define DUMP_ALL 1
68 /* Screen dump file format revision */
69 #define DUMP_FMT_REV 1
70
71 static const char *legal_colors[16] = {
72 "black", "blue", "green", "cyan",
73 "red", "magenta", "brown", "white",
74 "grey", "lightblue", "lightgreen", "lightcyan",
75 "lightred", "lightmagenta", "yellow", "lightwhite"
76 };
77
78 static struct {
79 int active_vty;
80 vid_info_t console_info;
81 unsigned char screen_map[256];
82 int video_mode_number;
83 struct video_info video_mode_info;
84 } cur_info;
85
86 static int hex = 0;
87 static int vesa_cols;
88 static int vesa_rows;
89 static int font_height;
90 static int vt4_mode = 0;
91 static int video_mode_changed;
92 static struct video_info new_mode_info;
93
94
95 /*
96 * Initialize revert data.
97 *
98 * NOTE: the following parameters are not yet saved/restored:
99 *
100 * screen saver timeout
101 * cursor type
102 * mouse character and mouse show/hide state
103 * vty switching on/off state
104 * history buffer size
105 * history contents
106 * font maps
107 */
108
109 static void
init(void)110 init(void)
111 {
112 if (ioctl(0, VT_GETACTIVE, &cur_info.active_vty) == -1)
113 err(1, "getting active vty");
114
115 cur_info.console_info.size = sizeof(cur_info.console_info);
116 if (ioctl(0, CONS_GETINFO, &cur_info.console_info) == -1)
117 err(1, "getting console information");
118
119 /* vt(4) use unicode, so no screen mapping required. */
120 if (vt4_mode == 0 &&
121 ioctl(0, GIO_SCRNMAP, &cur_info.screen_map) == -1)
122 err(1, "getting screen map");
123
124 if (ioctl(0, CONS_GET, &cur_info.video_mode_number) == -1)
125 err(1, "getting video mode number");
126
127 cur_info.video_mode_info.vi_mode = cur_info.video_mode_number;
128
129 if (ioctl(0, CONS_MODEINFO, &cur_info.video_mode_info) == -1)
130 err(1, "getting video mode parameters");
131 }
132
133
134 /*
135 * If something goes wrong along the way we call revert() to go back to the
136 * console state we came from (which is assumed to be working).
137 *
138 * NOTE: please also read the comments of init().
139 */
140
141 static void
revert(void)142 revert(void)
143 {
144 int save_errno, size[3];
145
146 save_errno = errno;
147
148 ioctl(0, VT_ACTIVATE, cur_info.active_vty);
149
150 ioctl(0, KDSBORDER, cur_info.console_info.mv_ovscan);
151 fprintf(stderr, "\033[=%dH", cur_info.console_info.mv_rev.fore);
152 fprintf(stderr, "\033[=%dI", cur_info.console_info.mv_rev.back);
153
154 if (vt4_mode == 0)
155 ioctl(0, PIO_SCRNMAP, &cur_info.screen_map);
156
157 if (video_mode_changed) {
158 if (cur_info.video_mode_number >= M_VESA_BASE)
159 ioctl(0,
160 _IO('V', cur_info.video_mode_number - M_VESA_BASE),
161 NULL);
162 else
163 ioctl(0, _IO('S', cur_info.video_mode_number), NULL);
164 if (cur_info.video_mode_info.vi_flags & V_INFO_GRAPHICS) {
165 size[0] = cur_info.console_info.mv_csz;
166 size[1] = cur_info.console_info.mv_rsz;
167 size[2] = cur_info.console_info.font_size;
168 ioctl(0, KDRASTER, size);
169 }
170 }
171
172 /* Restore some colors last since mode setting forgets some. */
173 fprintf(stderr, "\033[=%dF", cur_info.console_info.mv_norm.fore);
174 fprintf(stderr, "\033[=%dG", cur_info.console_info.mv_norm.back);
175
176 errno = save_errno;
177 }
178
179
180 /*
181 * Print a short usage string describing all options, then exit.
182 */
183
184 static void
usage(void)185 usage(void)
186 {
187 if (vt4_mode)
188 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
189 "usage: vidcontrol [-CHPpx] [-b color] [-c appearance] [-f [[size] file]]",
190 " [-g geometry] [-h size] [-i active | adapter | mode]",
191 " [-M char] [-m on | off]",
192 " [-r foreground background] [-S on | off] [-s number]",
193 " [-T xterm | cons25] [-t N | off] [mode]",
194 " [foreground [background]] [show]");
195 else
196 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
197 "usage: vidcontrol [-CdHLPpx] [-b color] [-c appearance] [-E emulator]",
198 " [-f [[size] file]] [-g geometry] [-h size]",
199 " [-i active | adapter | mode] [-l screen_map] [-M char]",
200 " [-m on | off] [-r foreground background] [-S on | off]",
201 " [-s number] [-T xterm | cons25] [-t N | off] [mode]",
202 " [foreground [background]] [show]");
203 exit(1);
204 }
205
206 /* Detect presence of vt(4). */
207 static int
is_vt4(void)208 is_vt4(void)
209 {
210 char vty_name[4] = "";
211 size_t len = sizeof(vty_name);
212
213 if (sysctlbyname("kern.vty", vty_name, &len, NULL, 0) != 0)
214 return (0);
215 return (strcmp(vty_name, "vt") == 0);
216 }
217
218 /*
219 * Retrieve the next argument from the command line (for options that require
220 * more than one argument).
221 */
222
223 static char *
nextarg(int ac,char ** av,int * indp,int oc,int strict)224 nextarg(int ac, char **av, int *indp, int oc, int strict)
225 {
226 if (*indp < ac)
227 return(av[(*indp)++]);
228
229 if (strict != 0) {
230 revert();
231 errx(1, "option requires two arguments -- %c", oc);
232 }
233
234 return(NULL);
235 }
236
237
238 /*
239 * Guess which file to open. Try to open each combination of a specified set
240 * of file name components.
241 */
242
243 static FILE *
openguess(const char * a[],const char * b[],const char * c[],const char * d[],char ** name)244 openguess(const char *a[], const char *b[], const char *c[], const char *d[], char **name)
245 {
246 FILE *f;
247 int i, j, k, l;
248
249 for (i = 0; a[i] != NULL; i++) {
250 for (j = 0; b[j] != NULL; j++) {
251 for (k = 0; c[k] != NULL; k++) {
252 for (l = 0; d[l] != NULL; l++) {
253 asprintf(name, "%s%s%s%s",
254 a[i], b[j], c[k], d[l]);
255
256 f = fopen(*name, "r");
257
258 if (f != NULL)
259 return (f);
260
261 free(*name);
262 }
263 }
264 }
265 }
266 return (NULL);
267 }
268
269
270 /*
271 * Load a screenmap from a file and set it.
272 */
273
274 static void
load_scrnmap(const char * filename)275 load_scrnmap(const char *filename)
276 {
277 FILE *fd;
278 int size;
279 char *name;
280 scrmap_t scrnmap;
281 const char *a[] = {"", SCRNMAP_PATH, NULL};
282 const char *b[] = {filename, NULL};
283 const char *c[] = {"", ".scm", NULL};
284 const char *d[] = {"", NULL};
285
286 fd = openguess(a, b, c, d, &name);
287
288 if (fd == NULL) {
289 revert();
290 errx(1, "screenmap file not found");
291 }
292
293 size = sizeof(scrnmap);
294
295 if (decode(fd, (char *)&scrnmap, size) != size) {
296 rewind(fd);
297
298 if (fread(&scrnmap, 1, size, fd) != (size_t)size) {
299 fclose(fd);
300 revert();
301 errx(1, "bad screenmap file");
302 }
303 }
304
305 if (ioctl(0, PIO_SCRNMAP, &scrnmap) == -1) {
306 revert();
307 err(1, "loading screenmap");
308 }
309
310 fclose(fd);
311 }
312
313
314 /*
315 * Set the default screenmap.
316 */
317
318 static void
load_default_scrnmap(void)319 load_default_scrnmap(void)
320 {
321 scrmap_t scrnmap;
322 int i;
323
324 for (i=0; i<256; i++)
325 *((char*)&scrnmap + i) = i;
326
327 if (ioctl(0, PIO_SCRNMAP, &scrnmap) == -1) {
328 revert();
329 err(1, "loading default screenmap");
330 }
331 }
332
333
334 /*
335 * Print the current screenmap to stdout.
336 */
337
338 static void
print_scrnmap(void)339 print_scrnmap(void)
340 {
341 unsigned char map[256];
342 size_t i;
343
344 if (ioctl(0, GIO_SCRNMAP, &map) == -1) {
345 revert();
346 err(1, "getting screenmap");
347 }
348 for (i=0; i<sizeof(map); i++) {
349 if (i != 0 && i % 16 == 0)
350 fprintf(stdout, "\n");
351
352 if (hex != 0)
353 fprintf(stdout, " %02x", map[i]);
354 else
355 fprintf(stdout, " %03d", map[i]);
356 }
357 fprintf(stdout, "\n");
358
359 }
360
361
362 /*
363 * Determine a file's size.
364 */
365
366 static int
fsize(FILE * file)367 fsize(FILE *file)
368 {
369 struct stat sb;
370
371 if (fstat(fileno(file), &sb) == 0)
372 return sb.st_size;
373 else
374 return -1;
375 }
376
377 static vfnt_map_t *
load_vt4mappingtable(unsigned int nmappings,FILE * f)378 load_vt4mappingtable(unsigned int nmappings, FILE *f)
379 {
380 vfnt_map_t *t;
381 unsigned int i;
382
383 if (nmappings == 0)
384 return (NULL);
385
386 if ((t = calloc(nmappings, sizeof(*t))) == NULL) {
387 warn("calloc");
388 return (NULL);
389 }
390
391 if (fread(t, sizeof *t * nmappings, 1, f) != 1) {
392 warn("read mappings");
393 free(t);
394 return (NULL);
395 }
396
397 for (i = 0; i < nmappings; i++) {
398 t[i].vfm_src = be32toh(t[i].vfm_src);
399 t[i].vfm_dst = be16toh(t[i].vfm_dst);
400 t[i].vfm_len = be16toh(t[i].vfm_len);
401 }
402
403 return (t);
404 }
405
406 /*
407 * Set the default vt font.
408 */
409
410 static void
load_default_vt4font(void)411 load_default_vt4font(void)
412 {
413 if (ioctl(0, PIO_VFONT_DEFAULT) == -1) {
414 revert();
415 err(1, "loading default vt font");
416 }
417 }
418
419 static void
load_vt4font(FILE * f)420 load_vt4font(FILE *f)
421 {
422 struct font_header fh;
423 static vfnt_t vfnt;
424 size_t glyphsize;
425 unsigned int i;
426
427 if (fread(&fh, sizeof fh, 1, f) != 1) {
428 warn("read file_header");
429 return;
430 }
431
432 if (memcmp(fh.fh_magic, "VFNT0002", 8) != 0) {
433 warnx("bad magic in font file\n");
434 return;
435 }
436
437 for (i = 0; i < VFNT_MAPS; i++)
438 vfnt.map_count[i] = be32toh(fh.fh_map_count[i]);
439 vfnt.glyph_count = be32toh(fh.fh_glyph_count);
440 vfnt.width = fh.fh_width;
441 vfnt.height = fh.fh_height;
442
443 glyphsize = howmany(vfnt.width, 8) * vfnt.height * vfnt.glyph_count;
444 if ((vfnt.glyphs = malloc(glyphsize)) == NULL) {
445 warn("malloc");
446 return;
447 }
448
449 if (fread(vfnt.glyphs, glyphsize, 1, f) != 1) {
450 warn("read glyphs");
451 free(vfnt.glyphs);
452 return;
453 }
454
455 for (i = 0; i < VFNT_MAPS; i++)
456 vfnt.map[i] = load_vt4mappingtable(vfnt.map_count[i], f);
457
458 if (ioctl(STDIN_FILENO, PIO_VFONT, &vfnt) == -1)
459 warn("PIO_VFONT");
460
461 for (i = 0; i < VFNT_MAPS; i++)
462 free(vfnt.map[i]);
463 free(vfnt.glyphs);
464 }
465
466 /*
467 * Load a font from file and set it.
468 */
469
470 static void
load_font(const char * type,const char * filename)471 load_font(const char *type, const char *filename)
472 {
473 FILE *fd;
474 int h, i, size, w;
475 unsigned long io = 0; /* silence stupid gcc(1) in the Wall mode */
476 char *name, *fontmap, size_sufx[6];
477 const char *a[] = {"", FONT_PATH, NULL};
478 const char *vt4a[] = {"", VT_FONT_PATH, NULL};
479 const char *b[] = {filename, NULL};
480 const char *c[] = {"", size_sufx, NULL};
481 const char *d[] = {"", ".fnt", NULL};
482 vid_info_t info;
483
484 struct sizeinfo {
485 int w;
486 int h;
487 unsigned long io;
488 } sizes[] = {{8, 16, PIO_FONT8x16},
489 {8, 14, PIO_FONT8x14},
490 {8, 8, PIO_FONT8x8},
491 {0, 0, 0}};
492
493 if (vt4_mode) {
494 size_sufx[0] = '\0';
495 } else {
496 info.size = sizeof(info);
497 if (ioctl(0, CONS_GETINFO, &info) == -1) {
498 revert();
499 err(1, "getting console information");
500 }
501
502 snprintf(size_sufx, sizeof(size_sufx), "-8x%d", info.font_size);
503 }
504 fd = openguess((vt4_mode == 0) ? a : vt4a, b, c, d, &name);
505
506 if (fd == NULL) {
507 revert();
508 errx(1, "%s: can't load font file", filename);
509 }
510
511 if (vt4_mode) {
512 load_vt4font(fd);
513 fclose(fd);
514 return;
515 }
516
517 if (type != NULL) {
518 size = 0;
519 if (sscanf(type, "%dx%d", &w, &h) == 2) {
520 for (i = 0; sizes[i].w != 0; i++) {
521 if (sizes[i].w == w && sizes[i].h == h) {
522 size = DATASIZE(sizes[i]);
523 io = sizes[i].io;
524 font_height = sizes[i].h;
525 }
526 }
527 }
528 if (size == 0) {
529 fclose(fd);
530 revert();
531 errx(1, "%s: bad font size specification", type);
532 }
533 } else {
534 /* Apply heuristics */
535
536 int j;
537 int dsize[2];
538
539 size = DATASIZE(sizes[0]);
540 fontmap = (char*) malloc(size);
541 dsize[0] = decode(fd, fontmap, size);
542 dsize[1] = fsize(fd);
543 free(fontmap);
544
545 size = 0;
546 for (j = 0; j < 2; j++) {
547 for (i = 0; sizes[i].w != 0; i++) {
548 if (DATASIZE(sizes[i]) == dsize[j]) {
549 size = dsize[j];
550 io = sizes[i].io;
551 font_height = sizes[i].h;
552 j = 2; /* XXX */
553 break;
554 }
555 }
556 }
557
558 if (size == 0) {
559 fclose(fd);
560 revert();
561 errx(1, "%s: can't guess font size", filename);
562 }
563
564 rewind(fd);
565 }
566
567 fontmap = (char*) malloc(size);
568
569 if (decode(fd, fontmap, size) != size) {
570 rewind(fd);
571 if (fsize(fd) != size ||
572 fread(fontmap, 1, size, fd) != (size_t)size) {
573 fclose(fd);
574 free(fontmap);
575 revert();
576 errx(1, "%s: bad font file", filename);
577 }
578 }
579
580 if (ioctl(0, io, fontmap) == -1) {
581 revert();
582 err(1, "loading font");
583 }
584
585 fclose(fd);
586 free(fontmap);
587 }
588
589
590 /*
591 * Set the timeout for the screensaver.
592 */
593
594 static void
set_screensaver_timeout(char * arg)595 set_screensaver_timeout(char *arg)
596 {
597 int nsec;
598
599 if (!strcmp(arg, "off")) {
600 nsec = 0;
601 } else {
602 nsec = atoi(arg);
603
604 if ((*arg == '\0') || (nsec < 1)) {
605 revert();
606 errx(1, "argument must be a positive number");
607 }
608 }
609
610 if (ioctl(0, CONS_BLANKTIME, &nsec) == -1) {
611 revert();
612 err(1, "setting screensaver period");
613 }
614 }
615
616 static void
parse_cursor_params(char * param,struct cshape * shape)617 parse_cursor_params(char *param, struct cshape *shape)
618 {
619 char *dupparam, *word;
620 int type;
621
622 param = dupparam = strdup(param);
623 type = shape->shape[0];
624 while ((word = strsep(¶m, ",")) != NULL) {
625 if (strcmp(word, "normal") == 0)
626 type = 0;
627 else if (strcmp(word, "destructive") == 0)
628 type = CONS_BLINK_CURSOR | CONS_CHAR_CURSOR;
629 else if (strcmp(word, "blink") == 0)
630 type |= CONS_BLINK_CURSOR;
631 else if (strcmp(word, "noblink") == 0)
632 type &= ~CONS_BLINK_CURSOR;
633 else if (strcmp(word, "block") == 0)
634 type &= ~CONS_CHAR_CURSOR;
635 else if (strcmp(word, "noblock") == 0)
636 type |= CONS_CHAR_CURSOR;
637 else if (strcmp(word, "hidden") == 0)
638 type |= CONS_HIDDEN_CURSOR;
639 else if (strcmp(word, "nohidden") == 0)
640 type &= ~CONS_HIDDEN_CURSOR;
641 else if (strncmp(word, "base=", 5) == 0)
642 shape->shape[1] = strtol(word + 5, NULL, 0);
643 else if (strncmp(word, "height=", 7) == 0)
644 shape->shape[2] = strtol(word + 7, NULL, 0);
645 else if (strcmp(word, "charcolors") == 0)
646 type |= CONS_CHARCURSOR_COLORS;
647 else if (strcmp(word, "mousecolors") == 0)
648 type |= CONS_MOUSECURSOR_COLORS;
649 else if (strcmp(word, "default") == 0)
650 type |= CONS_DEFAULT_CURSOR;
651 else if (strcmp(word, "shapeonly") == 0)
652 type |= CONS_SHAPEONLY_CURSOR;
653 else if (strcmp(word, "local") == 0)
654 type |= CONS_LOCAL_CURSOR;
655 else if (strcmp(word, "reset") == 0)
656 type |= CONS_RESET_CURSOR;
657 else if (strcmp(word, "show") == 0)
658 printf("flags %#x, base %d, height %d\n",
659 type, shape->shape[1], shape->shape[2]);
660 else {
661 revert();
662 errx(1,
663 "invalid parameters for -c starting at '%s%s%s'",
664 word, param != NULL ? "," : "",
665 param != NULL ? param : "");
666 }
667 }
668 free(dupparam);
669 shape->shape[0] = type;
670 }
671
672
673 /*
674 * Set the cursor's shape/type.
675 */
676
677 static void
set_cursor_type(char * param)678 set_cursor_type(char *param)
679 {
680 struct cshape shape;
681
682 /* Dry run to determine color, default and local flags. */
683 shape.shape[0] = 0;
684 shape.shape[1] = -1;
685 shape.shape[2] = -1;
686 parse_cursor_params(param, &shape);
687
688 /* Get the relevant old setting. */
689 if (ioctl(0, CONS_GETCURSORSHAPE, &shape) != 0) {
690 revert();
691 err(1, "ioctl(CONS_GETCURSORSHAPE)");
692 }
693
694 parse_cursor_params(param, &shape);
695 if (ioctl(0, CONS_SETCURSORSHAPE, &shape) != 0) {
696 revert();
697 err(1, "ioctl(CONS_SETCURSORSHAPE)");
698 }
699 }
700
701
702 /*
703 * Set the video mode.
704 */
705
706 static void
video_mode(int argc,char ** argv,int * mode_index)707 video_mode(int argc, char **argv, int *mode_index)
708 {
709 static struct {
710 const char *name;
711 unsigned long mode;
712 unsigned long mode_num;
713 } modes[] = {
714 { "80x25", SW_TEXT_80x25, M_TEXT_80x25 },
715 { "80x30", SW_TEXT_80x30, M_TEXT_80x30 },
716 { "80x43", SW_TEXT_80x43, M_TEXT_80x43 },
717 { "80x50", SW_TEXT_80x50, M_TEXT_80x50 },
718 { "80x60", SW_TEXT_80x60, M_TEXT_80x60 },
719 { "132x25", SW_TEXT_132x25, M_TEXT_132x25 },
720 { "132x30", SW_TEXT_132x30, M_TEXT_132x30 },
721 { "132x43", SW_TEXT_132x43, M_TEXT_132x43 },
722 { "132x50", SW_TEXT_132x50, M_TEXT_132x50 },
723 { "132x60", SW_TEXT_132x60, M_TEXT_132x60 },
724 { "VGA_40x25", SW_VGA_C40x25, M_VGA_C40x25 },
725 { "VGA_80x25", SW_VGA_C80x25, M_VGA_C80x25 },
726 { "VGA_80x30", SW_VGA_C80x30, M_VGA_C80x30 },
727 { "VGA_80x50", SW_VGA_C80x50, M_VGA_C80x50 },
728 { "VGA_80x60", SW_VGA_C80x60, M_VGA_C80x60 },
729 #ifdef SW_VGA_C90x25
730 { "VGA_90x25", SW_VGA_C90x25, M_VGA_C90x25 },
731 { "VGA_90x30", SW_VGA_C90x30, M_VGA_C90x30 },
732 { "VGA_90x43", SW_VGA_C90x43, M_VGA_C90x43 },
733 { "VGA_90x50", SW_VGA_C90x50, M_VGA_C90x50 },
734 { "VGA_90x60", SW_VGA_C90x60, M_VGA_C90x60 },
735 #endif
736 { "VGA_320x200", SW_VGA_CG320, M_CG320 },
737 { "EGA_80x25", SW_ENH_C80x25, M_ENH_C80x25 },
738 { "EGA_80x43", SW_ENH_C80x43, M_ENH_C80x43 },
739 { "VESA_132x25", SW_VESA_C132x25,M_VESA_C132x25 },
740 { "VESA_132x43", SW_VESA_C132x43,M_VESA_C132x43 },
741 { "VESA_132x50", SW_VESA_C132x50,M_VESA_C132x50 },
742 { "VESA_132x60", SW_VESA_C132x60,M_VESA_C132x60 },
743 { "VESA_800x600", SW_VESA_800x600,M_VESA_800x600 },
744 { NULL, 0, 0 },
745 };
746
747 int new_mode_num = 0;
748 unsigned long mode = 0;
749 int cur_mode;
750 int save_errno;
751 int size[3];
752 int i;
753
754 if (ioctl(0, CONS_GET, &cur_mode) < 0)
755 err(1, "cannot get the current video mode");
756
757 /*
758 * Parse the video mode argument...
759 */
760
761 if (*mode_index < argc) {
762 if (!strncmp(argv[*mode_index], "MODE_", 5)) {
763 if (!isdigit(argv[*mode_index][5]))
764 errx(1, "invalid video mode number");
765
766 new_mode_num = atoi(&argv[*mode_index][5]);
767 } else {
768 for (i = 0; modes[i].name != NULL; ++i) {
769 if (!strcmp(argv[*mode_index], modes[i].name)) {
770 mode = modes[i].mode;
771 new_mode_num = modes[i].mode_num;
772 break;
773 }
774 }
775
776 if (modes[i].name == NULL)
777 return;
778 if (ioctl(0, mode, NULL) < 0) {
779 revert();
780 err(1, "cannot set videomode");
781 }
782 video_mode_changed = 1;
783 }
784
785 /*
786 * Collect enough information about the new video mode...
787 */
788
789 new_mode_info.vi_mode = new_mode_num;
790
791 if (ioctl(0, CONS_MODEINFO, &new_mode_info) == -1) {
792 revert();
793 err(1, "obtaining new video mode parameters");
794 }
795
796 if (mode == 0) {
797 if (new_mode_num >= M_VESA_BASE)
798 mode = _IO('V', new_mode_num - M_VESA_BASE);
799 else
800 mode = _IO('S', new_mode_num);
801 }
802
803 /*
804 * Try setting the new mode.
805 */
806
807 if (ioctl(0, mode, NULL) == -1) {
808 revert();
809 err(1, "setting video mode");
810 }
811 video_mode_changed = 1;
812
813 /*
814 * For raster modes it's not enough to just set the mode.
815 * We also need to explicitly set the raster mode.
816 */
817
818 if (new_mode_info.vi_flags & V_INFO_GRAPHICS) {
819 /* font size */
820
821 if (font_height == 0)
822 font_height = cur_info.console_info.font_size;
823
824 size[2] = font_height;
825
826 /* adjust columns */
827
828 if ((vesa_cols * 8 > new_mode_info.vi_width) ||
829 (vesa_cols <= 0)) {
830 size[0] = new_mode_info.vi_width / 8;
831 } else {
832 size[0] = vesa_cols;
833 }
834
835 /* adjust rows */
836
837 if ((vesa_rows * font_height > new_mode_info.vi_height) ||
838 (vesa_rows <= 0)) {
839 size[1] = new_mode_info.vi_height /
840 font_height;
841 } else {
842 size[1] = vesa_rows;
843 }
844
845 /* set raster mode */
846
847 if (ioctl(0, KDRASTER, size)) {
848 save_errno = errno;
849 if (cur_mode >= M_VESA_BASE)
850 ioctl(0,
851 _IO('V', cur_mode - M_VESA_BASE),
852 NULL);
853 else
854 ioctl(0, _IO('S', cur_mode), NULL);
855 revert();
856 errno = save_errno;
857 err(1, "cannot activate raster display");
858 }
859 }
860
861 /* Recover from mode setting forgetting colors. */
862 fprintf(stderr, "\033[=%dF",
863 cur_info.console_info.mv_norm.fore);
864 fprintf(stderr, "\033[=%dG",
865 cur_info.console_info.mv_norm.back);
866
867 (*mode_index)++;
868 }
869 }
870
871
872 /*
873 * Return the number for a specified color name.
874 */
875
876 static int
get_color_number(char * color)877 get_color_number(char *color)
878 {
879 int i;
880
881 for (i=0; i<16; i++) {
882 if (!strcmp(color, legal_colors[i]))
883 return i;
884 }
885 return -1;
886 }
887
888
889 /*
890 * Set normal text and background colors.
891 */
892
893 static void
set_normal_colors(int argc,char ** argv,int * _index)894 set_normal_colors(int argc, char **argv, int *_index)
895 {
896 int color;
897
898 if (*_index < argc && (color = get_color_number(argv[*_index])) != -1) {
899 (*_index)++;
900 fprintf(stderr, "\033[=%dF", color);
901 if (*_index < argc
902 && (color = get_color_number(argv[*_index])) != -1) {
903 (*_index)++;
904 fprintf(stderr, "\033[=%dG", color);
905 }
906 }
907 }
908
909
910 /*
911 * Set reverse text and background colors.
912 */
913
914 static void
set_reverse_colors(int argc,char ** argv,int * _index)915 set_reverse_colors(int argc, char **argv, int *_index)
916 {
917 int color;
918
919 if ((color = get_color_number(argv[*(_index)-1])) != -1) {
920 fprintf(stderr, "\033[=%dH", color);
921 if (*_index < argc
922 && (color = get_color_number(argv[*_index])) != -1) {
923 (*_index)++;
924 fprintf(stderr, "\033[=%dI", color);
925 }
926 }
927 }
928
929
930 /*
931 * Switch to virtual terminal #arg.
932 */
933
934 static void
set_console(char * arg)935 set_console(char *arg)
936 {
937 int n;
938
939 if(!arg || strspn(arg,"0123456789") != strlen(arg)) {
940 revert();
941 errx(1, "bad console number");
942 }
943
944 n = atoi(arg);
945
946 if (n < 1 || n > 16) {
947 revert();
948 errx(1, "console number out of range");
949 } else if (ioctl(0, VT_ACTIVATE, n) == -1) {
950 revert();
951 err(1, "switching vty");
952 }
953 }
954
955
956 /*
957 * Sets the border color.
958 */
959
960 static void
set_border_color(char * arg)961 set_border_color(char *arg)
962 {
963 int color;
964
965 color = get_color_number(arg);
966 if (color == -1) {
967 revert();
968 errx(1, "invalid color '%s'", arg);
969 }
970 if (ioctl(0, KDSBORDER, color) != 0) {
971 revert();
972 err(1, "ioctl(KD_SBORDER)");
973 }
974 }
975
976 static void
set_mouse_char(char * arg)977 set_mouse_char(char *arg)
978 {
979 struct mouse_info mouse;
980 long l;
981
982 l = strtol(arg, NULL, 0);
983
984 if ((l < 0) || (l > UCHAR_MAX - 3)) {
985 revert();
986 warnx("argument to -M must be 0 through %d", UCHAR_MAX - 3);
987 return;
988 }
989
990 mouse.operation = MOUSE_MOUSECHAR;
991 mouse.u.mouse_char = (int)l;
992
993 if (ioctl(0, CONS_MOUSECTL, &mouse) == -1) {
994 revert();
995 err(1, "setting mouse character");
996 }
997 }
998
999
1000 /*
1001 * Show/hide the mouse.
1002 */
1003
1004 static void
set_mouse(char * arg)1005 set_mouse(char *arg)
1006 {
1007 struct mouse_info mouse;
1008
1009 if (!strcmp(arg, "on")) {
1010 mouse.operation = MOUSE_SHOW;
1011 } else if (!strcmp(arg, "off")) {
1012 mouse.operation = MOUSE_HIDE;
1013 } else {
1014 revert();
1015 errx(1, "argument to -m must be either on or off");
1016 }
1017
1018 if (ioctl(0, CONS_MOUSECTL, &mouse) == -1) {
1019 revert();
1020 err(1, "%sing the mouse",
1021 mouse.operation == MOUSE_SHOW ? "show" : "hid");
1022 }
1023 }
1024
1025
1026 static void
set_lockswitch(char * arg)1027 set_lockswitch(char *arg)
1028 {
1029 int data;
1030
1031 if (!strcmp(arg, "off")) {
1032 data = 0x01;
1033 } else if (!strcmp(arg, "on")) {
1034 data = 0x02;
1035 } else {
1036 revert();
1037 errx(1, "argument to -S must be either on or off");
1038 }
1039
1040 if (ioctl(0, VT_LOCKSWITCH, &data) == -1) {
1041 revert();
1042 err(1, "turning %s vty switching",
1043 data == 0x01 ? "off" : "on");
1044 }
1045 }
1046
1047
1048 /*
1049 * Return the adapter name for a specified type.
1050 */
1051
1052 static const char
adapter_name(int type)1053 *adapter_name(int type)
1054 {
1055 static struct {
1056 int type;
1057 const char *name;
1058 } names[] = {
1059 { KD_MONO, "MDA" },
1060 { KD_HERCULES, "Hercules" },
1061 { KD_CGA, "CGA" },
1062 { KD_EGA, "EGA" },
1063 { KD_VGA, "VGA" },
1064 { KD_TGA, "TGA" },
1065 { -1, "Unknown" },
1066 };
1067
1068 int i;
1069
1070 for (i = 0; names[i].type != -1; ++i)
1071 if (names[i].type == type)
1072 break;
1073 return names[i].name;
1074 }
1075
1076
1077 /*
1078 * Show active VTY, ie current console number.
1079 */
1080
1081 static void
show_active_info(void)1082 show_active_info(void)
1083 {
1084
1085 printf("%d\n", cur_info.active_vty);
1086 }
1087
1088
1089 /*
1090 * Show graphics adapter information.
1091 */
1092
1093 static void
show_adapter_info(void)1094 show_adapter_info(void)
1095 {
1096 struct video_adapter_info ad;
1097
1098 ad.va_index = 0;
1099
1100 if (ioctl(0, CONS_ADPINFO, &ad) == -1) {
1101 revert();
1102 err(1, "obtaining adapter information");
1103 }
1104
1105 printf("fb%d:\n", ad.va_index);
1106 printf(" %.*s%d, type:%s%s (%d), flags:0x%x\n",
1107 (int)sizeof(ad.va_name), ad.va_name, ad.va_unit,
1108 (ad.va_flags & V_ADP_VESA) ? "VESA " : "",
1109 adapter_name(ad.va_type), ad.va_type, ad.va_flags);
1110 printf(" initial mode:%d, current mode:%d, BIOS mode:%d\n",
1111 ad.va_initial_mode, ad.va_mode, ad.va_initial_bios_mode);
1112 printf(" frame buffer window:0x%zx, buffer size:0x%zx\n",
1113 ad.va_window, ad.va_buffer_size);
1114 printf(" window size:0x%zx, origin:0x%x\n",
1115 ad.va_window_size, ad.va_window_orig);
1116 printf(" display start address (%d, %d), scan line width:%d\n",
1117 ad.va_disp_start.x, ad.va_disp_start.y, ad.va_line_width);
1118 printf(" reserved:0x%zx\n", ad.va_unused0);
1119 }
1120
1121
1122 /*
1123 * Show video mode information.
1124 */
1125
1126 static void
show_mode_info(void)1127 show_mode_info(void)
1128 {
1129 char buf[80];
1130 struct video_info info;
1131 int c;
1132 int mm;
1133 int mode;
1134
1135 printf(" mode# flags type size "
1136 "font window linear buffer\n");
1137 printf("---------------------------------------"
1138 "---------------------------------------\n");
1139
1140 memset(&info, 0, sizeof(info));
1141 for (mode = 0; mode <= M_VESA_MODE_MAX; ++mode) {
1142 info.vi_mode = mode;
1143 if (ioctl(0, CONS_MODEINFO, &info))
1144 continue;
1145 if (info.vi_mode != mode)
1146 continue;
1147 if (info.vi_width == 0 && info.vi_height == 0 &&
1148 info.vi_cwidth == 0 && info.vi_cheight == 0)
1149 continue;
1150
1151 printf("%3d (0x%03x)", mode, mode);
1152 printf(" 0x%08x", info.vi_flags);
1153 if (info.vi_flags & V_INFO_GRAPHICS) {
1154 c = 'G';
1155
1156 if (info.vi_mem_model == V_INFO_MM_PLANAR)
1157 snprintf(buf, sizeof(buf), "%dx%dx%d %d",
1158 info.vi_width, info.vi_height,
1159 info.vi_depth, info.vi_planes);
1160 else {
1161 switch (info.vi_mem_model) {
1162 case V_INFO_MM_PACKED:
1163 mm = 'P';
1164 break;
1165 case V_INFO_MM_DIRECT:
1166 mm = 'D';
1167 break;
1168 case V_INFO_MM_CGA:
1169 mm = 'C';
1170 break;
1171 case V_INFO_MM_HGC:
1172 mm = 'H';
1173 break;
1174 case V_INFO_MM_VGAX:
1175 mm = 'V';
1176 break;
1177 default:
1178 mm = ' ';
1179 break;
1180 }
1181 snprintf(buf, sizeof(buf), "%dx%dx%d %c",
1182 info.vi_width, info.vi_height,
1183 info.vi_depth, mm);
1184 }
1185 } else {
1186 c = 'T';
1187
1188 snprintf(buf, sizeof(buf), "%dx%d",
1189 info.vi_width, info.vi_height);
1190 }
1191
1192 printf(" %c %-15s", c, buf);
1193 snprintf(buf, sizeof(buf), "%dx%d",
1194 info.vi_cwidth, info.vi_cheight);
1195 printf(" %-5s", buf);
1196 printf(" 0x%05zx %2dk %2dk",
1197 info.vi_window, (int)info.vi_window_size/1024,
1198 (int)info.vi_window_gran/1024);
1199 printf(" 0x%08zx %dk\n",
1200 info.vi_buffer, (int)info.vi_buffer_size/1024);
1201 }
1202 }
1203
1204
1205 static void
show_info(char * arg)1206 show_info(char *arg)
1207 {
1208
1209 if (!strcmp(arg, "active")) {
1210 show_active_info();
1211 } else if (!strcmp(arg, "adapter")) {
1212 show_adapter_info();
1213 } else if (!strcmp(arg, "mode")) {
1214 show_mode_info();
1215 } else {
1216 revert();
1217 errx(1, "argument to -i must be active, adapter, or mode");
1218 }
1219 }
1220
1221
1222 static void
test_frame(void)1223 test_frame(void)
1224 {
1225 vid_info_t info;
1226 const char *bg, *sep;
1227 int i, fore;
1228
1229 info.size = sizeof(info);
1230 if (ioctl(0, CONS_GETINFO, &info) == -1)
1231 err(1, "getting console information");
1232
1233 fore = 15;
1234 if (info.mv_csz < 80) {
1235 bg = "BG";
1236 sep = " ";
1237 } else {
1238 bg = "BACKGROUND";
1239 sep = " ";
1240 }
1241
1242 fprintf(stdout, "\033[=0G\n\n");
1243 for (i=0; i<8; i++) {
1244 fprintf(stdout,
1245 "\033[=%dF\033[=0G%2d \033[=%dF%-7s%s"
1246 "\033[=%dF\033[=0G%2d \033[=%dF%-12s%s"
1247 "\033[=%dF%2d \033[=%dG%s\033[=0G%s"
1248 "\033[=%dF%2d \033[=%dG%s\033[=0G\n",
1249 fore, i, i, legal_colors[i], sep,
1250 fore, i + 8, i + 8, legal_colors[i + 8], sep,
1251 fore, i, i, bg, sep,
1252 fore, i + 8, i + 8, bg);
1253 }
1254 fprintf(stdout, "\033[=%dF\033[=%dG\033[=%dH\033[=%dI\n",
1255 info.mv_norm.fore, info.mv_norm.back,
1256 info.mv_rev.fore, info.mv_rev.back);
1257 }
1258
1259
1260 /*
1261 * Snapshot the video memory of that terminal, using the CONS_SCRSHOT
1262 * ioctl, and writes the results to stdout either in the special
1263 * binary format (see manual page for details), or in the plain
1264 * text format.
1265 */
1266
1267 static void
dump_screen(int mode,int opt)1268 dump_screen(int mode, int opt)
1269 {
1270 scrshot_t shot;
1271 vid_info_t info;
1272
1273 info.size = sizeof(info);
1274 if (ioctl(0, CONS_GETINFO, &info) == -1) {
1275 revert();
1276 err(1, "getting console information");
1277 }
1278
1279 shot.x = shot.y = 0;
1280 shot.xsize = info.mv_csz;
1281 shot.ysize = info.mv_rsz;
1282 if (opt == DUMP_ALL)
1283 shot.ysize += info.mv_hsz;
1284
1285 shot.buf = alloca(shot.xsize * shot.ysize * sizeof(u_int16_t));
1286 if (shot.buf == NULL) {
1287 revert();
1288 errx(1, "failed to allocate memory for dump");
1289 }
1290
1291 if (ioctl(0, CONS_SCRSHOT, &shot) == -1) {
1292 revert();
1293 err(1, "dumping screen");
1294 }
1295
1296 if (mode == DUMP_FMT_RAW) {
1297 printf("SCRSHOT_%c%c%c%c", DUMP_FMT_REV, 2,
1298 shot.xsize, shot.ysize);
1299
1300 fflush(stdout);
1301
1302 write(STDOUT_FILENO, shot.buf,
1303 shot.xsize * shot.ysize * sizeof(u_int16_t));
1304 } else {
1305 char *line;
1306 int x, y;
1307 u_int16_t ch;
1308
1309 line = alloca(shot.xsize + 1);
1310
1311 if (line == NULL) {
1312 revert();
1313 errx(1, "failed to allocate memory for line buffer");
1314 }
1315
1316 for (y = 0; y < shot.ysize; y++) {
1317 for (x = 0; x < shot.xsize; x++) {
1318 ch = shot.buf[x + (y * shot.xsize)];
1319 ch &= 0xff;
1320
1321 if (isprint(ch) == 0)
1322 ch = ' ';
1323
1324 line[x] = (char)ch;
1325 }
1326
1327 /* Trim trailing spaces */
1328
1329 do {
1330 line[x--] = '\0';
1331 } while (line[x] == ' ' && x != 0);
1332
1333 puts(line);
1334 }
1335
1336 fflush(stdout);
1337 }
1338 }
1339
1340
1341 /*
1342 * Set the console history buffer size.
1343 */
1344
1345 static void
set_history(char * opt)1346 set_history(char *opt)
1347 {
1348 int size;
1349
1350 size = atoi(opt);
1351
1352 if ((*opt == '\0') || size < 0) {
1353 revert();
1354 errx(1, "argument must not be less than zero");
1355 }
1356
1357 if (ioctl(0, CONS_HISTORY, &size) == -1) {
1358 revert();
1359 err(1, "setting history buffer size");
1360 }
1361 }
1362
1363
1364 /*
1365 * Clear the console history buffer.
1366 */
1367
1368 static void
clear_history(void)1369 clear_history(void)
1370 {
1371 if (ioctl(0, CONS_CLRHIST) == -1) {
1372 revert();
1373 err(1, "clearing history buffer");
1374 }
1375 }
1376
1377 static int
get_terminal_emulator(int i,struct term_info * tip)1378 get_terminal_emulator(int i, struct term_info *tip)
1379 {
1380 tip->ti_index = i;
1381 if (ioctl(0, CONS_GETTERM, tip) == 0)
1382 return (1);
1383 strlcpy((char *)tip->ti_name, "unknown", sizeof(tip->ti_name));
1384 strlcpy((char *)tip->ti_desc, "unknown", sizeof(tip->ti_desc));
1385 return (0);
1386 }
1387
1388 static void
get_terminal_emulators(void)1389 get_terminal_emulators(void)
1390 {
1391 struct term_info ti;
1392 int i;
1393
1394 for (i = 0; i < 10; i++) {
1395 if (get_terminal_emulator(i, &ti) == 0)
1396 break;
1397 printf("%d: %s (%s)%s\n", i, ti.ti_name, ti.ti_desc,
1398 i == 0 ? " (active)" : "");
1399 }
1400 }
1401
1402 static void
set_terminal_emulator(const char * name)1403 set_terminal_emulator(const char *name)
1404 {
1405 struct term_info old_ti, ti;
1406
1407 get_terminal_emulator(0, &old_ti);
1408 strlcpy((char *)ti.ti_name, name, sizeof(ti.ti_name));
1409 if (ioctl(0, CONS_SETTERM, &ti) != 0)
1410 warn("SETTERM '%s'", name);
1411 get_terminal_emulator(0, &ti);
1412 printf("%s (%s) -> %s (%s)\n", old_ti.ti_name, old_ti.ti_desc,
1413 ti.ti_name, ti.ti_desc);
1414 }
1415
1416 static void
set_terminal_mode(char * arg)1417 set_terminal_mode(char *arg)
1418 {
1419
1420 if (strcmp(arg, "xterm") == 0)
1421 fprintf(stderr, "\033[=T");
1422 else if (strcmp(arg, "cons25") == 0)
1423 fprintf(stderr, "\033[=1T");
1424 }
1425
1426
1427 int
main(int argc,char ** argv)1428 main(int argc, char **argv)
1429 {
1430 char *font, *type, *termmode;
1431 const char *opts;
1432 int dumpmod, dumpopt, opt;
1433
1434 vt4_mode = is_vt4();
1435
1436 init();
1437
1438 dumpmod = 0;
1439 dumpopt = DUMP_FBF;
1440 termmode = NULL;
1441 if (vt4_mode)
1442 opts = "b:Cc:fg:h:Hi:M:m:pPr:S:s:T:t:x";
1443 else
1444 opts = "b:Cc:deE:fg:h:Hi:l:LM:m:pPr:S:s:T:t:x";
1445
1446 while ((opt = getopt(argc, argv, opts)) != -1)
1447 switch(opt) {
1448 case 'b':
1449 set_border_color(optarg);
1450 break;
1451 case 'C':
1452 clear_history();
1453 break;
1454 case 'c':
1455 set_cursor_type(optarg);
1456 break;
1457 case 'd':
1458 if (vt4_mode)
1459 break;
1460 print_scrnmap();
1461 break;
1462 case 'E':
1463 if (vt4_mode)
1464 break;
1465 set_terminal_emulator(optarg);
1466 break;
1467 case 'e':
1468 if (vt4_mode)
1469 break;
1470 get_terminal_emulators();
1471 break;
1472 case 'f':
1473 optarg = nextarg(argc, argv, &optind, 'f', 0);
1474 if (optarg != NULL) {
1475 font = nextarg(argc, argv, &optind, 'f', 0);
1476
1477 if (font == NULL) {
1478 type = NULL;
1479 font = optarg;
1480 } else
1481 type = optarg;
1482
1483 load_font(type, font);
1484 } else {
1485 if (!vt4_mode)
1486 usage(); /* Switch syscons to ROM? */
1487
1488 load_default_vt4font();
1489 }
1490 break;
1491 case 'g':
1492 if (sscanf(optarg, "%dx%d",
1493 &vesa_cols, &vesa_rows) != 2) {
1494 revert();
1495 warnx("incorrect geometry: %s", optarg);
1496 usage();
1497 }
1498 break;
1499 case 'h':
1500 set_history(optarg);
1501 break;
1502 case 'H':
1503 dumpopt = DUMP_ALL;
1504 break;
1505 case 'i':
1506 show_info(optarg);
1507 break;
1508 case 'l':
1509 if (vt4_mode)
1510 break;
1511 load_scrnmap(optarg);
1512 break;
1513 case 'L':
1514 if (vt4_mode)
1515 break;
1516 load_default_scrnmap();
1517 break;
1518 case 'M':
1519 set_mouse_char(optarg);
1520 break;
1521 case 'm':
1522 set_mouse(optarg);
1523 break;
1524 case 'p':
1525 dumpmod = DUMP_FMT_RAW;
1526 break;
1527 case 'P':
1528 dumpmod = DUMP_FMT_TXT;
1529 break;
1530 case 'r':
1531 set_reverse_colors(argc, argv, &optind);
1532 break;
1533 case 'S':
1534 set_lockswitch(optarg);
1535 break;
1536 case 's':
1537 set_console(optarg);
1538 break;
1539 case 'T':
1540 if (strcmp(optarg, "xterm") != 0 &&
1541 strcmp(optarg, "cons25") != 0)
1542 usage();
1543 termmode = optarg;
1544 break;
1545 case 't':
1546 set_screensaver_timeout(optarg);
1547 break;
1548 case 'x':
1549 hex = 1;
1550 break;
1551 default:
1552 usage();
1553 }
1554
1555 if (dumpmod != 0)
1556 dump_screen(dumpmod, dumpopt);
1557 video_mode(argc, argv, &optind);
1558 set_normal_colors(argc, argv, &optind);
1559
1560 if (optind < argc && !strcmp(argv[optind], "show")) {
1561 test_frame();
1562 optind++;
1563 }
1564
1565 if (termmode != NULL)
1566 set_terminal_mode(termmode);
1567
1568 if ((optind != argc) || (argc == 1))
1569 usage();
1570 return (0);
1571 }
1572
1573