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