1 /*- 2 * Copyright (c) 1994-1996 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software withough specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef lint 30 static const char rcsid[] = 31 "$Id: vidcontrol.c,v 1.18 1997/10/27 07:52:10 charnier Exp $"; 32 #endif /* not lint */ 33 34 #include <ctype.h> 35 #include <err.h> 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <string.h> 39 #include <unistd.h> 40 #include <machine/console.h> 41 #include <sys/errno.h> 42 #include "path.h" 43 #include "decode.h" 44 45 char legal_colors[16][16] = { 46 "black", "blue", "green", "cyan", 47 "red", "magenta", "brown", "white", 48 "grey", "lightblue", "lightgreen", "lightcyan", 49 "lightred", "lightmagenta", "yellow", "lightwhite" 50 }; 51 int hex = 0; 52 int number; 53 char letter; 54 struct vid_info info; 55 56 57 static void 58 usage() 59 { 60 fprintf(stderr, "%s\n%s\n%s\n", 61 "usage: vidcontrol [-r fg bg] [-b color] [-c appearance] [-d] [-l scrmap]", 62 " [-L] [-m on|off] [-f size file] [-s number] [-t N|off]", 63 " [-x] [mode] [fgcol [bgcol]] [show]"); 64 exit(1); 65 } 66 67 char * 68 nextarg(int ac, char **av, int *indp, int oc) 69 { 70 if (*indp < ac) 71 return(av[(*indp)++]); 72 errx(1, "option requires two arguments -- %c", oc); 73 return(""); 74 } 75 76 char * 77 mkfullname(const char *s1, const char *s2, const char *s3) 78 { 79 static char *buf = NULL; 80 static int bufl = 0; 81 int f; 82 83 f = strlen(s1) + strlen(s2) + strlen(s3) + 1; 84 if (f > bufl) 85 if (buf) 86 buf = (char *)realloc(buf, f); 87 else 88 buf = (char *)malloc(f); 89 if (!buf) { 90 bufl = 0; 91 return(NULL); 92 } 93 94 bufl = f; 95 strcpy(buf, s1); 96 strcat(buf, s2); 97 strcat(buf, s3); 98 return(buf); 99 } 100 101 void 102 load_scrnmap(char *filename) 103 { 104 FILE *fd = 0; 105 int i, size; 106 char *name; 107 scrmap_t scrnmap; 108 char *prefix[] = {"", "", SCRNMAP_PATH, SCRNMAP_PATH, NULL}; 109 char *postfix[] = {"", ".scm", "", ".scm"}; 110 111 for (i=0; prefix[i]; i++) { 112 name = mkfullname(prefix[i], filename, postfix[i]); 113 fd = fopen(name, "r"); 114 if (fd) 115 break; 116 } 117 if (fd == NULL) { 118 warn("screenmap file not found"); 119 return; 120 } 121 size = sizeof(scrnmap); 122 if (decode(fd, (char *)&scrnmap) != size) { 123 rewind(fd); 124 if (fread(&scrnmap, 1, size, fd) != size) { 125 warnx("bad screenmap file"); 126 fclose(fd); 127 return; 128 } 129 } 130 if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0) 131 warn("can't load screenmap"); 132 fclose(fd); 133 } 134 135 void 136 load_default_scrnmap() 137 { 138 scrmap_t scrnmap; 139 int i; 140 141 for (i=0; i<256; i++) 142 *((char*)&scrnmap + i) = i; 143 if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0) 144 warn("can't load default screenmap"); 145 } 146 147 void 148 print_scrnmap() 149 { 150 unsigned char map[256]; 151 int i; 152 153 if (ioctl(0, GIO_SCRNMAP, &map) < 0) { 154 warn("getting screenmap"); 155 return; 156 } 157 for (i=0; i<sizeof(map); i++) { 158 if (i > 0 && i % 16 == 0) 159 fprintf(stdout, "\n"); 160 if (hex) 161 fprintf(stdout, " %02x", map[i]); 162 else 163 fprintf(stdout, " %03d", map[i]); 164 } 165 fprintf(stdout, "\n"); 166 167 } 168 169 void 170 load_font(char *type, char *filename) 171 { 172 FILE *fd = 0; 173 int i, size; 174 unsigned long io; 175 char *name, *fontmap; 176 char *prefix[] = {"", "", FONT_PATH, FONT_PATH, NULL}; 177 char *postfix[] = {"", ".fnt", "", ".fnt"}; 178 179 for (i=0; prefix[i]; i++) { 180 name = mkfullname(prefix[i], filename, postfix[i]); 181 fd = fopen(name, "r"); 182 if (fd) 183 break; 184 } 185 if (fd == NULL) { 186 warn("font file not found"); 187 return; 188 } 189 if (!strcmp(type, "8x8")) { 190 size = 8*256; 191 io = PIO_FONT8x8; 192 } 193 else if (!strcmp(type, "8x14")) { 194 size = 14*256; 195 io = PIO_FONT8x14; 196 } 197 else if (!strcmp(type, "8x16")) { 198 size = 16*256; 199 io = PIO_FONT8x16; 200 } 201 else { 202 warn("bad font size specification"); 203 fclose(fd); 204 return; 205 } 206 fontmap = (char*) malloc(size); 207 if (decode(fd, fontmap) != size) { 208 rewind(fd); 209 if (fread(fontmap, 1, size, fd) != size) { 210 warnx("bad font file"); 211 fclose(fd); 212 free(fontmap); 213 return; 214 } 215 } 216 if (ioctl(0, io, fontmap) < 0) 217 warn("can't load font"); 218 fclose(fd); 219 free(fontmap); 220 } 221 222 void 223 set_screensaver_timeout(char *arg) 224 { 225 int nsec; 226 227 if (!strcmp(arg, "off")) 228 nsec = 0; 229 else { 230 nsec = atoi(arg); 231 if ((*arg == '\0') || (nsec < 1)) { 232 warnx("argument must be a positive number"); 233 return; 234 } 235 } 236 if (ioctl(0, CONS_BLANKTIME, &nsec) == -1) 237 warn("setting screensaver period"); 238 } 239 240 void 241 set_cursor_type(char *appearence) 242 { 243 int type; 244 245 if (!strcmp(appearence, "normal")) 246 type = 0; 247 else if (!strcmp(appearence, "blink")) 248 type = 1; 249 else if (!strcmp(appearence, "destructive")) 250 type = 3; 251 else { 252 warnx("argument to -c must be normal, blink or destructive"); 253 return; 254 } 255 ioctl(0, CONS_CURSORTYPE, &type); 256 } 257 258 void 259 video_mode(int argc, char **argv, int *index) 260 { 261 unsigned long mode; 262 263 if (*index < argc) { 264 if (!strcmp(argv[*index], "VGA_40x25")) 265 mode = SW_VGA_C40x25; 266 else if (!strcmp(argv[*index], "VGA_80x25")) 267 mode = SW_VGA_C80x25; 268 else if (!strcmp(argv[*index], "VGA_80x30")) 269 mode = SW_VGA_C80x30; 270 else if (!strcmp(argv[*index], "VGA_80x50")) 271 mode = SW_VGA_C80x50; 272 else if (!strcmp(argv[*index], "VGA_80x60")) 273 mode = SW_VGA_C80x60; 274 else if (!strcmp(argv[*index], "VGA_320x200")) 275 mode = SW_VGA_CG320; 276 else if (!strcmp(argv[*index], "EGA_80x25")) 277 mode = SW_ENH_C80x25; 278 else if (!strcmp(argv[*index], "EGA_80x43")) 279 mode = SW_ENH_C80x43; 280 else 281 return; 282 if (ioctl(0, mode, NULL) < 0) 283 warn("cannot set videomode"); 284 (*index)++; 285 } 286 return; 287 } 288 289 int 290 get_color_number(char *color) 291 { 292 int i; 293 294 for (i=0; i<16; i++) 295 if (!strcmp(color, legal_colors[i])) 296 return i; 297 return -1; 298 } 299 300 void 301 set_normal_colors(int argc, char **argv, int *index) 302 { 303 int color; 304 305 if (*index < argc && (color = get_color_number(argv[*index])) != -1) { 306 (*index)++; 307 fprintf(stderr, "[=%dF", color); 308 if (*index < argc 309 && (color = get_color_number(argv[*index])) != -1 310 && color < 8) { 311 (*index)++; 312 fprintf(stderr, "[=%dG", color); 313 } 314 } 315 } 316 317 void 318 set_reverse_colors(int argc, char **argv, int *index) 319 { 320 int color; 321 322 if ((color = get_color_number(argv[*(index)-1])) != -1) { 323 fprintf(stderr, "[=%dH", color); 324 if (*index < argc 325 && (color = get_color_number(argv[*index])) != -1 326 && color < 8) { 327 (*index)++; 328 fprintf(stderr, "[=%dI", color); 329 } 330 } 331 } 332 333 void 334 set_console(char *arg) 335 { 336 int n; 337 338 if( !arg || strspn(arg,"0123456789") != strlen(arg)) { 339 warnx("bad console number"); 340 return; 341 } 342 343 n = atoi(arg); 344 if (n < 1 || n > 12) { 345 warnx("console number out of range"); 346 } else if (ioctl(0,VT_ACTIVATE,(char *)n) == -1) 347 warn("ioctl(VT_ACTIVATE)"); 348 } 349 350 void 351 set_border_color(char *arg) 352 { 353 int color; 354 355 if ((color = get_color_number(arg)) != -1) { 356 fprintf(stderr, "[=%dA", color); 357 } 358 else 359 usage(); 360 } 361 362 void 363 set_mouse(char *arg) 364 { 365 struct mouse_info mouse; 366 367 if (!strcmp(arg, "on")) 368 mouse.operation = MOUSE_SHOW; 369 else if (!strcmp(arg, "off")) 370 mouse.operation = MOUSE_HIDE; 371 else { 372 warnx("argument to -m must either on or off"); 373 return; 374 } 375 ioctl(0, CONS_MOUSECTL, &mouse); 376 } 377 378 void 379 test_frame() 380 { 381 int i; 382 383 fprintf(stdout, "[=0G\n\n"); 384 for (i=0; i<8; i++) { 385 fprintf(stdout, "[=15F[=0G %2d [=%dF%-16s" 386 "[=15F[=0G %2d [=%dF%-16s " 387 "[=15F %2d [=%dGBACKGROUND[=0G\n", 388 i, i, legal_colors[i], i+8, i+8, 389 legal_colors[i+8], i, i); 390 } 391 fprintf(stdout, "[=%dF[=%dG[=%dH[=%dI\n", 392 info.mv_norm.fore, info.mv_norm.back, 393 info.mv_rev.fore, info.mv_rev.back); 394 } 395 396 int 397 main(int argc, char **argv) 398 { 399 int opt; 400 401 402 info.size = sizeof(info); 403 if (ioctl(0, CONS_GETINFO, &info) < 0) 404 err(1, "must be on a virtual console"); 405 while((opt = getopt(argc, argv, "b:c:df:l:Lm:r:s:t:x")) != -1) 406 switch(opt) { 407 case 'b': 408 set_border_color(optarg); 409 break; 410 case 'c': 411 set_cursor_type(optarg); 412 break; 413 case 'd': 414 print_scrnmap(); 415 break; 416 case 'f': 417 load_font(optarg, 418 nextarg(argc, argv, &optind, 'f')); 419 break; 420 case 'l': 421 load_scrnmap(optarg); 422 break; 423 case 'L': 424 load_default_scrnmap(); 425 break; 426 case 'm': 427 set_mouse(optarg); 428 break; 429 case 'r': 430 set_reverse_colors(argc, argv, &optind); 431 break; 432 case 's': 433 set_console(optarg); 434 break; 435 case 't': 436 set_screensaver_timeout(optarg); 437 break; 438 case 'x': 439 hex = 1; 440 break; 441 default: 442 usage(); 443 } 444 video_mode(argc, argv, &optind); 445 set_normal_colors(argc, argv, &optind); 446 if (optind < argc && !strcmp(argv[optind], "show")) { 447 test_frame(); 448 optind++; 449 } 450 if ((optind != argc) || (argc == 1)) 451 usage(); 452 return 0; 453 } 454 455