1 /*- 2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3 * All rights reserved. 4 * 5 * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer as 13 * the first lines of this file unmodified. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include "opt_syscons.h" 34 #include "opt_teken.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/module.h> 40 #include <sys/consio.h> 41 #include <sys/kbio.h> 42 43 #if defined(__arm__) || defined(__mips__) || \ 44 defined(__powerpc__) || defined(__sparc64__) 45 #include <machine/sc_machdep.h> 46 #else 47 #include <machine/pc/display.h> 48 #endif 49 50 #include <dev/syscons/syscons.h> 51 52 #include <teken/teken.h> 53 54 static void scteken_sc_to_te_attr(unsigned char, teken_attr_t *); 55 static int scteken_te_to_sc_attr(const teken_attr_t *); 56 57 static sc_term_init_t scteken_init; 58 static sc_term_term_t scteken_term; 59 static sc_term_puts_t scteken_puts; 60 static sc_term_ioctl_t scteken_ioctl; 61 static sc_term_default_attr_t scteken_default_attr; 62 static sc_term_clear_t scteken_clear; 63 static sc_term_input_t scteken_input; 64 static sc_term_fkeystr_t scteken_fkeystr; 65 static sc_term_set_cursor_t scteken_set_cursor; 66 static void scteken_nop(void); 67 68 typedef struct { 69 teken_t ts_teken; 70 int ts_busy; 71 } teken_stat; 72 73 static teken_stat reserved_teken_stat; 74 75 static sc_term_sw_t sc_term_scteken = { 76 { NULL, NULL }, 77 "scteken", /* emulator name */ 78 "teken terminal", /* description */ 79 "*", /* matching renderer */ 80 sizeof(teken_stat), /* softc size */ 81 0, 82 scteken_init, 83 scteken_term, 84 scteken_puts, 85 scteken_ioctl, 86 (sc_term_reset_t *)scteken_nop, 87 scteken_default_attr, 88 scteken_clear, 89 (sc_term_notify_t *)scteken_nop, 90 scteken_input, 91 scteken_fkeystr, 92 scteken_set_cursor, 93 }; 94 95 SCTERM_MODULE(scteken, sc_term_scteken); 96 97 static tf_bell_t scteken_bell; 98 static tf_cursor_t scteken_cursor; 99 static tf_putchar_t scteken_putchar; 100 static tf_fill_t scteken_fill; 101 static tf_copy_t scteken_copy; 102 static tf_param_t scteken_param; 103 static tf_respond_t scteken_respond; 104 105 static const teken_funcs_t scteken_funcs = { 106 .tf_bell = scteken_bell, 107 .tf_cursor = scteken_cursor, 108 .tf_putchar = scteken_putchar, 109 .tf_fill = scteken_fill, 110 .tf_copy = scteken_copy, 111 .tf_param = scteken_param, 112 .tf_respond = scteken_respond, 113 }; 114 115 static int 116 scteken_init(scr_stat *scp, void **softc, int code) 117 { 118 teken_stat *ts; 119 teken_pos_t tp; 120 121 if (*softc == NULL) { 122 if (reserved_teken_stat.ts_busy) 123 return (EINVAL); 124 *softc = &reserved_teken_stat; 125 } 126 ts = *softc; 127 128 switch (code) { 129 case SC_TE_COLD_INIT: 130 ++sc_term_scteken.te_refcount; 131 ts->ts_busy = 1; 132 /* FALLTHROUGH */ 133 case SC_TE_WARM_INIT: 134 teken_init(&ts->ts_teken, &scteken_funcs, scp); 135 #ifndef TEKEN_UTF8 136 teken_set_8bit(&ts->ts_teken); 137 #endif /* !TEKEN_UTF8 */ 138 #ifdef TEKEN_CONS25 139 teken_set_cons25(&ts->ts_teken); 140 #endif /* TEKEN_CONS25 */ 141 142 tp.tp_row = scp->ysize; 143 tp.tp_col = scp->xsize; 144 teken_set_winsize(&ts->ts_teken, &tp); 145 break; 146 } 147 148 return (0); 149 } 150 151 static int 152 scteken_term(scr_stat *scp, void **softc) 153 { 154 155 if (*softc == &reserved_teken_stat) { 156 *softc = NULL; 157 reserved_teken_stat.ts_busy = 0; 158 } 159 --sc_term_scteken.te_refcount; 160 161 return (0); 162 } 163 164 static void 165 scteken_puts(scr_stat *scp, u_char *buf, int len, int kernel) 166 { 167 teken_stat *ts = scp->ts; 168 teken_attr_t backup, kattr; 169 170 scp->sc->write_in_progress++; 171 if (kernel) { 172 /* Use special colors for kernel messages. */ 173 backup = *teken_get_curattr(&ts->ts_teken); 174 scteken_sc_to_te_attr(sc_kattr(), &kattr); 175 teken_set_curattr(&ts->ts_teken, &kattr); 176 teken_input(&ts->ts_teken, buf, len); 177 teken_set_curattr(&ts->ts_teken, &backup); 178 } else { 179 /* Print user messages with regular colors. */ 180 teken_input(&ts->ts_teken, buf, len); 181 } 182 scp->sc->write_in_progress--; 183 } 184 185 static int 186 scteken_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data, 187 struct thread *td) 188 { 189 teken_stat *ts = scp->ts; 190 vid_info_t *vi; 191 int attr; 192 193 switch (cmd) { 194 case GIO_ATTR: /* get current attributes */ 195 *(int*)data = 196 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)); 197 return (0); 198 case CONS_GETINFO: /* get current (virtual) console info */ 199 vi = (vid_info_t *)data; 200 if (vi->size != sizeof(struct vid_info)) 201 return EINVAL; 202 203 attr = scteken_te_to_sc_attr(teken_get_defattr(&ts->ts_teken)); 204 vi->mv_norm.fore = attr & 0x0f; 205 vi->mv_norm.back = (attr >> 4) & 0x0f; 206 vi->mv_rev.fore = vi->mv_norm.back; 207 vi->mv_rev.back = vi->mv_norm.fore; 208 /* 209 * The other fields are filled by the upper routine. XXX 210 */ 211 return (ENOIOCTL); 212 } 213 214 return (ENOIOCTL); 215 } 216 217 static void 218 scteken_default_attr(scr_stat *scp, int color, int rev_color) 219 { 220 teken_stat *ts = scp->ts; 221 teken_attr_t ta; 222 223 scteken_sc_to_te_attr(color, &ta); 224 teken_set_defattr(&ts->ts_teken, &ta); 225 } 226 227 static void 228 scteken_clear(scr_stat *scp) 229 { 230 teken_stat *ts = scp->ts; 231 232 sc_move_cursor(scp, 0, 0); 233 scteken_set_cursor(scp, 0, 0); 234 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], 235 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)) 236 << 8); 237 mark_all(scp); 238 } 239 240 static int 241 scteken_input(scr_stat *scp, int c, struct tty *tp) 242 { 243 244 return FALSE; 245 } 246 247 static const char * 248 scteken_fkeystr(scr_stat *scp, int c) 249 { 250 teken_stat *ts = scp->ts; 251 unsigned int k; 252 253 switch (c) { 254 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3): 255 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6): 256 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9): 257 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12): 258 k = TKEY_F1 + c - (FKEY | F(1)); 259 break; 260 case FKEY | F(49): 261 k = TKEY_HOME; 262 break; 263 case FKEY | F(50): 264 k = TKEY_UP; 265 break; 266 case FKEY | F(51): 267 k = TKEY_PAGE_UP; 268 break; 269 case FKEY | F(53): 270 k = TKEY_LEFT; 271 break; 272 case FKEY | F(55): 273 k = TKEY_RIGHT; 274 break; 275 case FKEY | F(57): 276 k = TKEY_END; 277 break; 278 case FKEY | F(58): 279 k = TKEY_DOWN; 280 break; 281 case FKEY | F(59): 282 k = TKEY_PAGE_DOWN; 283 break; 284 case FKEY | F(60): 285 k = TKEY_INSERT; 286 break; 287 case FKEY | F(61): 288 k = TKEY_DELETE; 289 break; 290 default: 291 return (NULL); 292 } 293 294 return (teken_get_sequence(&ts->ts_teken, k)); 295 } 296 297 static void 298 scteken_set_cursor(scr_stat *scp, int col, int row) 299 { 300 teken_stat *ts = scp->ts; 301 teken_pos_t tp; 302 303 tp.tp_col = col; 304 tp.tp_row = row; 305 teken_set_cursor(&ts->ts_teken, &tp); 306 } 307 308 static void 309 scteken_nop(void) 310 { 311 312 } 313 314 /* 315 * libteken routines. 316 */ 317 318 static const unsigned char fgcolors_normal[TC_NCOLORS] = { 319 FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, 320 FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, 321 }; 322 323 static const unsigned char fgcolors_bold[TC_NCOLORS] = { 324 FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW, 325 FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE, 326 }; 327 328 static const unsigned char bgcolors[TC_NCOLORS] = { 329 BG_BLACK, BG_RED, BG_GREEN, BG_BROWN, 330 BG_BLUE, BG_MAGENTA, BG_CYAN, BG_LIGHTGREY, 331 }; 332 333 static void 334 scteken_sc_to_te_attr(unsigned char color, teken_attr_t *a) 335 { 336 teken_color_t fg, bg; 337 338 /* 339 * XXX: Reverse conversion of syscons to teken attributes. Not 340 * realiable. Maybe we should turn it into a 1:1 mapping one of 341 * these days? 342 */ 343 344 a->ta_format = 0; 345 a->ta_fgcolor = TC_WHITE; 346 a->ta_bgcolor = TC_BLACK; 347 348 #ifdef FG_BLINK 349 if (color & FG_BLINK) { 350 a->ta_format |= TF_BLINK; 351 color &= ~FG_BLINK; 352 } 353 #endif /* FG_BLINK */ 354 355 for (fg = 0; fg < TC_NCOLORS; fg++) { 356 for (bg = 0; bg < TC_NCOLORS; bg++) { 357 if ((fgcolors_normal[fg] | bgcolors[bg]) == color) { 358 a->ta_fgcolor = fg; 359 a->ta_bgcolor = bg; 360 return; 361 } 362 363 if ((fgcolors_bold[fg] | bgcolors[bg]) == color) { 364 a->ta_fgcolor = fg; 365 a->ta_bgcolor = bg; 366 a->ta_format |= TF_BOLD; 367 return; 368 } 369 } 370 } 371 } 372 373 static int 374 scteken_te_to_sc_attr(const teken_attr_t *a) 375 { 376 int attr = 0; 377 teken_color_t fg, bg; 378 379 if (a->ta_format & TF_REVERSE) { 380 fg = teken_256to8(a->ta_bgcolor); 381 bg = teken_256to8(a->ta_fgcolor); 382 } else { 383 fg = teken_256to8(a->ta_fgcolor); 384 bg = teken_256to8(a->ta_bgcolor); 385 } 386 if (a->ta_format & TF_BOLD) 387 attr |= fgcolors_bold[fg]; 388 else 389 attr |= fgcolors_normal[fg]; 390 attr |= bgcolors[bg]; 391 392 #ifdef FG_UNDERLINE 393 if (a->ta_format & TF_UNDERLINE) 394 attr |= FG_UNDERLINE; 395 #endif /* FG_UNDERLINE */ 396 #ifdef FG_BLINK 397 if (a->ta_format & TF_BLINK) 398 attr |= FG_BLINK; 399 #endif /* FG_BLINK */ 400 401 return (attr); 402 } 403 404 static void 405 scteken_bell(void *arg) 406 { 407 scr_stat *scp = arg; 408 409 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 410 } 411 412 static void 413 scteken_cursor(void *arg, const teken_pos_t *p) 414 { 415 scr_stat *scp = arg; 416 417 sc_move_cursor(scp, p->tp_col, p->tp_row); 418 } 419 420 #ifdef TEKEN_UTF8 421 struct unicp437 { 422 uint16_t unicode_base; 423 uint8_t cp437_base; 424 uint8_t length; 425 }; 426 427 static const struct unicp437 cp437table[] = { 428 { 0x0020, 0x20, 0x5e }, { 0x00a0, 0x20, 0x00 }, 429 { 0x00a1, 0xad, 0x00 }, { 0x00a2, 0x9b, 0x00 }, 430 { 0x00a3, 0x9c, 0x00 }, { 0x00a5, 0x9d, 0x00 }, 431 { 0x00a7, 0x15, 0x00 }, { 0x00aa, 0xa6, 0x00 }, 432 { 0x00ab, 0xae, 0x00 }, { 0x00ac, 0xaa, 0x00 }, 433 { 0x00b0, 0xf8, 0x00 }, { 0x00b1, 0xf1, 0x00 }, 434 { 0x00b2, 0xfd, 0x00 }, { 0x00b5, 0xe6, 0x00 }, 435 { 0x00b6, 0x14, 0x00 }, { 0x00b7, 0xfa, 0x00 }, 436 { 0x00ba, 0xa7, 0x00 }, { 0x00bb, 0xaf, 0x00 }, 437 { 0x00bc, 0xac, 0x00 }, { 0x00bd, 0xab, 0x00 }, 438 { 0x00bf, 0xa8, 0x00 }, { 0x00c0, 0x41, 0x00 }, 439 { 0x00c1, 0x41, 0x00 }, { 0x00c2, 0x41, 0x00 }, 440 { 0x00c4, 0x8e, 0x01 }, { 0x00c6, 0x92, 0x00 }, 441 { 0x00c7, 0x80, 0x00 }, { 0x00c8, 0x45, 0x00 }, 442 { 0x00c9, 0x90, 0x00 }, { 0x00ca, 0x45, 0x00 }, 443 { 0x00cb, 0x45, 0x00 }, { 0x00cc, 0x49, 0x00 }, 444 { 0x00cd, 0x49, 0x00 }, { 0x00ce, 0x49, 0x00 }, 445 { 0x00cf, 0x49, 0x00 }, { 0x00d1, 0xa5, 0x00 }, 446 { 0x00d2, 0x4f, 0x00 }, { 0x00d3, 0x4f, 0x00 }, 447 { 0x00d4, 0x4f, 0x00 }, { 0x00d6, 0x99, 0x00 }, 448 { 0x00d9, 0x55, 0x00 }, { 0x00da, 0x55, 0x00 }, 449 { 0x00db, 0x55, 0x00 }, { 0x00dc, 0x9a, 0x00 }, 450 { 0x00df, 0xe1, 0x00 }, { 0x00e0, 0x85, 0x00 }, 451 { 0x00e1, 0xa0, 0x00 }, { 0x00e2, 0x83, 0x00 }, 452 { 0x00e4, 0x84, 0x00 }, { 0x00e5, 0x86, 0x00 }, 453 { 0x00e6, 0x91, 0x00 }, { 0x00e7, 0x87, 0x00 }, 454 { 0x00e8, 0x8a, 0x00 }, { 0x00e9, 0x82, 0x00 }, 455 { 0x00ea, 0x88, 0x01 }, { 0x00ec, 0x8d, 0x00 }, 456 { 0x00ed, 0xa1, 0x00 }, { 0x00ee, 0x8c, 0x00 }, 457 { 0x00ef, 0x8b, 0x00 }, { 0x00f0, 0xeb, 0x00 }, 458 { 0x00f1, 0xa4, 0x00 }, { 0x00f2, 0x95, 0x00 }, 459 { 0x00f3, 0xa2, 0x00 }, { 0x00f4, 0x93, 0x00 }, 460 { 0x00f6, 0x94, 0x00 }, { 0x00f7, 0xf6, 0x00 }, 461 { 0x00f8, 0xed, 0x00 }, { 0x00f9, 0x97, 0x00 }, 462 { 0x00fa, 0xa3, 0x00 }, { 0x00fb, 0x96, 0x00 }, 463 { 0x00fc, 0x81, 0x00 }, { 0x00ff, 0x98, 0x00 }, 464 { 0x013f, 0x4c, 0x00 }, { 0x0140, 0x6c, 0x00 }, 465 { 0x0192, 0x9f, 0x00 }, { 0x0393, 0xe2, 0x00 }, 466 { 0x0398, 0xe9, 0x00 }, { 0x03a3, 0xe4, 0x00 }, 467 { 0x03a6, 0xe8, 0x00 }, { 0x03a9, 0xea, 0x00 }, 468 { 0x03b1, 0xe0, 0x01 }, { 0x03b4, 0xeb, 0x00 }, 469 { 0x03b5, 0xee, 0x00 }, { 0x03bc, 0xe6, 0x00 }, 470 { 0x03c0, 0xe3, 0x00 }, { 0x03c3, 0xe5, 0x00 }, 471 { 0x03c4, 0xe7, 0x00 }, { 0x03c6, 0xed, 0x00 }, 472 { 0x03d5, 0xed, 0x00 }, { 0x2010, 0x2d, 0x00 }, 473 { 0x2014, 0x2d, 0x00 }, { 0x2018, 0x60, 0x00 }, 474 { 0x2019, 0x27, 0x00 }, { 0x201c, 0x22, 0x00 }, 475 { 0x201d, 0x22, 0x00 }, { 0x2022, 0x07, 0x00 }, 476 { 0x203c, 0x13, 0x00 }, { 0x207f, 0xfc, 0x00 }, 477 { 0x20a7, 0x9e, 0x00 }, { 0x20ac, 0xee, 0x00 }, 478 { 0x2126, 0xea, 0x00 }, { 0x2190, 0x1b, 0x00 }, 479 { 0x2191, 0x18, 0x00 }, { 0x2192, 0x1a, 0x00 }, 480 { 0x2193, 0x19, 0x00 }, { 0x2194, 0x1d, 0x00 }, 481 { 0x2195, 0x12, 0x00 }, { 0x21a8, 0x17, 0x00 }, 482 { 0x2202, 0xeb, 0x00 }, { 0x2208, 0xee, 0x00 }, 483 { 0x2211, 0xe4, 0x00 }, { 0x2212, 0x2d, 0x00 }, 484 { 0x2219, 0xf9, 0x00 }, { 0x221a, 0xfb, 0x00 }, 485 { 0x221e, 0xec, 0x00 }, { 0x221f, 0x1c, 0x00 }, 486 { 0x2229, 0xef, 0x00 }, { 0x2248, 0xf7, 0x00 }, 487 { 0x2261, 0xf0, 0x00 }, { 0x2264, 0xf3, 0x00 }, 488 { 0x2265, 0xf2, 0x00 }, { 0x2302, 0x7f, 0x00 }, 489 { 0x2310, 0xa9, 0x00 }, { 0x2320, 0xf4, 0x00 }, 490 { 0x2321, 0xf5, 0x00 }, { 0x2500, 0xc4, 0x00 }, 491 { 0x2502, 0xb3, 0x00 }, { 0x250c, 0xda, 0x00 }, 492 { 0x2510, 0xbf, 0x00 }, { 0x2514, 0xc0, 0x00 }, 493 { 0x2518, 0xd9, 0x00 }, { 0x251c, 0xc3, 0x00 }, 494 { 0x2524, 0xb4, 0x00 }, { 0x252c, 0xc2, 0x00 }, 495 { 0x2534, 0xc1, 0x00 }, { 0x253c, 0xc5, 0x00 }, 496 { 0x2550, 0xcd, 0x00 }, { 0x2551, 0xba, 0x00 }, 497 { 0x2552, 0xd5, 0x00 }, { 0x2553, 0xd6, 0x00 }, 498 { 0x2554, 0xc9, 0x00 }, { 0x2555, 0xb8, 0x00 }, 499 { 0x2556, 0xb7, 0x00 }, { 0x2557, 0xbb, 0x00 }, 500 { 0x2558, 0xd4, 0x00 }, { 0x2559, 0xd3, 0x00 }, 501 { 0x255a, 0xc8, 0x00 }, { 0x255b, 0xbe, 0x00 }, 502 { 0x255c, 0xbd, 0x00 }, { 0x255d, 0xbc, 0x00 }, 503 { 0x255e, 0xc6, 0x01 }, { 0x2560, 0xcc, 0x00 }, 504 { 0x2561, 0xb5, 0x00 }, { 0x2562, 0xb6, 0x00 }, 505 { 0x2563, 0xb9, 0x00 }, { 0x2564, 0xd1, 0x01 }, 506 { 0x2566, 0xcb, 0x00 }, { 0x2567, 0xcf, 0x00 }, 507 { 0x2568, 0xd0, 0x00 }, { 0x2569, 0xca, 0x00 }, 508 { 0x256a, 0xd8, 0x00 }, { 0x256b, 0xd7, 0x00 }, 509 { 0x256c, 0xce, 0x00 }, { 0x2580, 0xdf, 0x00 }, 510 { 0x2584, 0xdc, 0x00 }, { 0x2588, 0xdb, 0x00 }, 511 { 0x258c, 0xdd, 0x00 }, { 0x2590, 0xde, 0x00 }, 512 { 0x2591, 0xb0, 0x02 }, { 0x25a0, 0xfe, 0x00 }, 513 { 0x25ac, 0x16, 0x00 }, 514 { 0x25ae, 0xdb, 0x00 }, { 0x25b2, 0x1e, 0x00 }, 515 { 0x25ba, 0x10, 0x00 }, { 0x25bc, 0x1f, 0x00 }, 516 { 0x25c4, 0x11, 0x00 }, { 0x25cb, 0x09, 0x00 }, 517 { 0x25d8, 0x08, 0x00 }, { 0x25d9, 0x0a, 0x00 }, 518 { 0x263a, 0x01, 0x01 }, { 0x263c, 0x0f, 0x00 }, 519 { 0x2640, 0x0c, 0x00 }, { 0x2642, 0x0b, 0x00 }, 520 { 0x2660, 0x06, 0x00 }, { 0x2663, 0x05, 0x00 }, 521 { 0x2665, 0x03, 0x01 }, { 0x266a, 0x0d, 0x01 }, 522 }; 523 524 static void 525 scteken_get_cp437(teken_char_t *c, int *attr) 526 { 527 int min, mid, max; 528 529 min = 0; 530 max = (sizeof(cp437table) / sizeof(struct unicp437)) - 1; 531 532 if (*c < cp437table[0].unicode_base || 533 *c > cp437table[max].unicode_base + cp437table[max].length) 534 goto bad; 535 536 while (max >= min) { 537 mid = (min + max) / 2; 538 if (*c < cp437table[mid].unicode_base) { 539 max = mid - 1; 540 } else if (*c > cp437table[mid].unicode_base + 541 cp437table[mid].length) { 542 min = mid + 1; 543 } else { 544 *c -= cp437table[mid].unicode_base; 545 *c += cp437table[mid].cp437_base; 546 return; 547 } 548 } 549 bad: 550 /* Character not present in CP437. */ 551 *attr = (FG_RED|BG_BLACK) << 8; 552 *c = '?'; 553 } 554 #endif /* TEKEN_UTF8 */ 555 556 static void 557 scteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, 558 const teken_attr_t *a) 559 { 560 scr_stat *scp = arg; 561 u_char *map; 562 u_char ch; 563 vm_offset_t p; 564 int cursor, attr; 565 566 /* 567 * No support for printing right hand sides for CJK fullwidth 568 * characters. Simply print a space and assume that the left 569 * hand side describes the entire character. 570 */ 571 attr = scteken_te_to_sc_attr(a) << 8; 572 if (a->ta_format & TF_CJK_RIGHT) 573 c = ' '; 574 #ifdef TEKEN_UTF8 575 scteken_get_cp437(&c, &attr); 576 #endif /* TEKEN_UTF8 */ 577 ch = c; 578 579 map = scp->sc->scr_map; 580 581 cursor = tp->tp_row * scp->xsize + tp->tp_col; 582 p = sc_vtb_pointer(&scp->vtb, cursor); 583 sc_vtb_putchar(&scp->vtb, p, map[ch], attr); 584 585 mark_for_update(scp, cursor); 586 /* 587 * XXX: Why do we need this? Only marking `cursor' should be 588 * enough. Without this line, we get artifacts. 589 */ 590 mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); 591 } 592 593 static void 594 scteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, 595 const teken_attr_t *a) 596 { 597 scr_stat *scp = arg; 598 u_char *map; 599 u_char ch; 600 unsigned int width; 601 int attr, row; 602 603 attr = scteken_te_to_sc_attr(a) << 8; 604 #ifdef TEKEN_UTF8 605 scteken_get_cp437(&c, &attr); 606 #endif /* TEKEN_UTF8 */ 607 ch = c; 608 609 map = scp->sc->scr_map; 610 611 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 612 /* Single contiguous region to fill. */ 613 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 614 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, 615 map[ch], attr); 616 } else { 617 /* Fill display line by line. */ 618 width = r->tr_end.tp_col - r->tr_begin.tp_col; 619 620 for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { 621 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * 622 scp->xsize + r->tr_begin.tp_col, 623 width, map[ch], attr); 624 } 625 } 626 627 /* Mark begin and end positions to be refreshed. */ 628 mark_for_update(scp, 629 r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); 630 mark_for_update(scp, 631 (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); 632 sc_remove_cutmarking(scp); 633 } 634 635 static void 636 scteken_copy(void *arg, const teken_rect_t *r, const teken_pos_t *p) 637 { 638 scr_stat *scp = arg; 639 unsigned int width; 640 int src, dst, end; 641 642 #ifndef SC_NO_HISTORY 643 /* 644 * We count a line of input as history if we perform a copy of 645 * one whole line upward. In other words: if a line of text gets 646 * overwritten by a rectangle that's right below it. 647 */ 648 if (scp->history != NULL && 649 r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize && 650 r->tr_begin.tp_row == p->tp_row + 1) { 651 sc_hist_save_one_line(scp, p->tp_row); 652 } 653 #endif 654 655 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 656 /* Single contiguous region to copy. */ 657 sc_vtb_move(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 658 p->tp_row * scp->xsize, 659 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize); 660 } else { 661 /* Copy line by line. */ 662 width = r->tr_end.tp_col - r->tr_begin.tp_col; 663 664 if (p->tp_row < r->tr_begin.tp_row) { 665 /* Copy from top to bottom. */ 666 src = r->tr_begin.tp_row * scp->xsize + 667 r->tr_begin.tp_col; 668 end = r->tr_end.tp_row * scp->xsize + 669 r->tr_end.tp_col; 670 dst = p->tp_row * scp->xsize + p->tp_col; 671 672 while (src < end) { 673 sc_vtb_move(&scp->vtb, src, dst, width); 674 675 src += scp->xsize; 676 dst += scp->xsize; 677 } 678 } else { 679 /* Copy from bottom to top. */ 680 src = (r->tr_end.tp_row - 1) * scp->xsize + 681 r->tr_begin.tp_col; 682 end = r->tr_begin.tp_row * scp->xsize + 683 r->tr_begin.tp_col; 684 dst = (p->tp_row + r->tr_end.tp_row - 685 r->tr_begin.tp_row - 1) * scp->xsize + p->tp_col; 686 687 while (src >= end) { 688 sc_vtb_move(&scp->vtb, src, dst, width); 689 690 src -= scp->xsize; 691 dst -= scp->xsize; 692 } 693 } 694 } 695 696 /* Mark begin and end positions to be refreshed. */ 697 mark_for_update(scp, 698 p->tp_row * scp->xsize + p->tp_col); 699 mark_for_update(scp, 700 (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * 701 scp->xsize + 702 (p->tp_col + r->tr_end.tp_col - r->tr_begin.tp_col - 1)); 703 sc_remove_cutmarking(scp); 704 } 705 706 static void 707 scteken_param(void *arg, int cmd, unsigned int value) 708 { 709 scr_stat *scp = arg; 710 711 switch (cmd) { 712 case TP_SHOWCURSOR: 713 if (value) { 714 sc_change_cursor_shape(scp, 715 CONS_RESET_CURSOR|CONS_LOCAL_CURSOR, -1, -1); 716 } else { 717 sc_change_cursor_shape(scp, 718 CONS_HIDDEN_CURSOR|CONS_LOCAL_CURSOR, -1, -1); 719 } 720 break; 721 case TP_SWITCHVT: 722 sc_switch_scr(scp->sc, value); 723 break; 724 case TP_SETBELLPD: 725 scp->bell_pitch = TP_SETBELLPD_PITCH(value); 726 scp->bell_duration = TP_SETBELLPD_DURATION(value); 727 break; 728 case TP_MOUSE: 729 scp->mouse_level = value; 730 break; 731 } 732 } 733 734 static void 735 scteken_respond(void *arg, const void *buf, size_t len) 736 { 737 scr_stat *scp = arg; 738 739 sc_respond(scp, buf, len, 0); 740 } 741