1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 5 * All rights reserved. 6 * 7 * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org> 8 * All rights reserved. 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 as 15 * the first lines of this file unmodified. 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 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include "opt_syscons.h" 36 #include "opt_teken.h" 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/kernel.h> 41 #include <sys/module.h> 42 #include <sys/consio.h> 43 #include <sys/kbio.h> 44 45 #if defined(__arm__) || defined(__mips__) || \ 46 defined(__powerpc__) || defined(__sparc64__) 47 #include <machine/sc_machdep.h> 48 #else 49 #include <machine/pc/display.h> 50 #endif 51 52 #include <dev/syscons/syscons.h> 53 54 #include <teken/teken.h> 55 56 static void scteken_sc_to_te_attr(unsigned char, teken_attr_t *); 57 static int scteken_te_to_sc_attr(const teken_attr_t *); 58 59 static sc_term_init_t scteken_init; 60 static sc_term_term_t scteken_term; 61 static sc_term_puts_t scteken_puts; 62 static sc_term_ioctl_t scteken_ioctl; 63 static sc_term_default_attr_t scteken_default_attr; 64 static sc_term_clear_t scteken_clear; 65 static sc_term_input_t scteken_input; 66 static sc_term_fkeystr_t scteken_fkeystr; 67 static sc_term_sync_t scteken_sync; 68 static void scteken_nop(void); 69 70 typedef struct { 71 teken_t ts_teken; 72 int ts_busy; 73 } teken_stat; 74 75 static teken_stat reserved_teken_stat; 76 77 static void scteken_sync_internal(scr_stat *, teken_stat *); 78 79 static sc_term_sw_t sc_term_scteken = { 80 { NULL, NULL }, 81 "scteken", /* emulator name */ 82 "teken terminal", /* description */ 83 "*", /* matching renderer */ 84 sizeof(teken_stat), /* softc size */ 85 0, 86 scteken_init, 87 scteken_term, 88 scteken_puts, 89 scteken_ioctl, 90 (sc_term_reset_t *)scteken_nop, 91 scteken_default_attr, 92 scteken_clear, 93 (sc_term_notify_t *)scteken_nop, 94 scteken_input, 95 scteken_fkeystr, 96 scteken_sync, 97 }; 98 99 SCTERM_MODULE(scteken, sc_term_scteken); 100 101 static tf_bell_t scteken_bell; 102 static tf_cursor_t scteken_cursor; 103 static tf_putchar_t scteken_putchar; 104 static tf_fill_t scteken_fill; 105 static tf_copy_t scteken_copy; 106 static tf_param_t scteken_param; 107 static tf_respond_t scteken_respond; 108 109 static const teken_funcs_t scteken_funcs = { 110 .tf_bell = scteken_bell, 111 .tf_cursor = scteken_cursor, 112 .tf_putchar = scteken_putchar, 113 .tf_fill = scteken_fill, 114 .tf_copy = scteken_copy, 115 .tf_param = scteken_param, 116 .tf_respond = scteken_respond, 117 }; 118 119 static int 120 scteken_init(scr_stat *scp, void **softc, int code) 121 { 122 teken_stat *ts; 123 teken_attr_t ta; 124 125 if (*softc == NULL) { 126 if (reserved_teken_stat.ts_busy) 127 return (EINVAL); 128 *softc = &reserved_teken_stat; 129 } 130 ts = *softc; 131 132 switch (code) { 133 case SC_TE_COLD_INIT: 134 ++sc_term_scteken.te_refcount; 135 ts->ts_busy = 1; 136 /* FALLTHROUGH */ 137 case SC_TE_WARM_INIT: 138 ta = *teken_get_defattr(&ts->ts_teken); 139 teken_init(&ts->ts_teken, &scteken_funcs, scp); 140 teken_set_defattr(&ts->ts_teken, &ta); 141 #ifndef TEKEN_UTF8 142 teken_set_8bit(&ts->ts_teken); 143 #endif /* !TEKEN_UTF8 */ 144 #ifdef TEKEN_CONS25 145 teken_set_cons25(&ts->ts_teken); 146 #endif /* TEKEN_CONS25 */ 147 teken_set_cons25keys(&ts->ts_teken); 148 scteken_sync_internal(scp, ts); 149 break; 150 } 151 152 return (0); 153 } 154 155 static int 156 scteken_term(scr_stat *scp, void **softc) 157 { 158 159 if (*softc == &reserved_teken_stat) { 160 *softc = NULL; 161 reserved_teken_stat.ts_busy = 0; 162 } 163 --sc_term_scteken.te_refcount; 164 165 return (0); 166 } 167 168 static void 169 scteken_puts(scr_stat *scp, u_char *buf, int len) 170 { 171 teken_stat *ts = scp->ts; 172 173 scp->sc->write_in_progress++; 174 teken_input(&ts->ts_teken, buf, len); 175 scp->sc->write_in_progress--; 176 } 177 178 static int 179 scteken_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data, 180 struct thread *td) 181 { 182 teken_stat *ts = scp->ts; 183 vid_info_t *vi; 184 int attr; 185 186 switch (cmd) { 187 case GIO_ATTR: /* get current attributes */ 188 *(int*)data = 189 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)); 190 return (0); 191 case CONS_GETINFO: /* get current (virtual) console info */ 192 vi = (vid_info_t *)data; 193 if (vi->size != sizeof(struct vid_info)) 194 return EINVAL; 195 196 attr = scteken_te_to_sc_attr(teken_get_defattr(&ts->ts_teken)); 197 vi->mv_norm.fore = attr & 0x0f; 198 vi->mv_norm.back = (attr >> 4) & 0x0f; 199 vi->mv_rev.fore = vi->mv_norm.back; 200 vi->mv_rev.back = vi->mv_norm.fore; 201 /* 202 * The other fields are filled by the upper routine. XXX 203 */ 204 return (ENOIOCTL); 205 } 206 207 return (ENOIOCTL); 208 } 209 210 static void 211 scteken_default_attr(scr_stat *scp, int color, int rev_color) 212 { 213 teken_stat *ts = scp->ts; 214 teken_attr_t ta; 215 216 scteken_sc_to_te_attr(color, &ta); 217 teken_set_defattr(&ts->ts_teken, &ta); 218 } 219 220 static void 221 scteken_clear(scr_stat *scp) 222 { 223 teken_stat *ts = scp->ts; 224 225 sc_move_cursor(scp, 0, 0); 226 scteken_sync_internal(scp, ts); 227 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], 228 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)) 229 << 8); 230 mark_all(scp); 231 } 232 233 static int 234 scteken_input(scr_stat *scp, int c, struct tty *tp) 235 { 236 237 return FALSE; 238 } 239 240 static const char * 241 scteken_fkeystr(scr_stat *scp, int c) 242 { 243 teken_stat *ts = scp->ts; 244 unsigned int k; 245 246 switch (c) { 247 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3): 248 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6): 249 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9): 250 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12): 251 k = TKEY_F1 + c - (FKEY | F(1)); 252 break; 253 case FKEY | F(49): 254 k = TKEY_HOME; 255 break; 256 case FKEY | F(50): 257 k = TKEY_UP; 258 break; 259 case FKEY | F(51): 260 k = TKEY_PAGE_UP; 261 break; 262 case FKEY | F(53): 263 k = TKEY_LEFT; 264 break; 265 case FKEY | F(55): 266 k = TKEY_RIGHT; 267 break; 268 case FKEY | F(57): 269 k = TKEY_END; 270 break; 271 case FKEY | F(58): 272 k = TKEY_DOWN; 273 break; 274 case FKEY | F(59): 275 k = TKEY_PAGE_DOWN; 276 break; 277 case FKEY | F(60): 278 k = TKEY_INSERT; 279 break; 280 case FKEY | F(61): 281 k = TKEY_DELETE; 282 break; 283 default: 284 return (NULL); 285 } 286 287 return (teken_get_sequence(&ts->ts_teken, k)); 288 } 289 290 static void 291 scteken_sync_internal(scr_stat *scp, teken_stat *ts) 292 { 293 teken_pos_t tp; 294 295 tp.tp_col = scp->xsize; 296 tp.tp_row = scp->ysize; 297 teken_set_winsize_noreset(&ts->ts_teken, &tp); 298 tp.tp_col = scp->xpos; 299 tp.tp_row = scp->ypos; 300 teken_set_cursor(&ts->ts_teken, &tp); 301 } 302 303 static void 304 scteken_sync(scr_stat *scp) 305 { 306 scteken_sync_internal(scp, scp->ts); 307 } 308 309 static void 310 scteken_nop(void) 311 { 312 313 } 314 315 /* 316 * libteken routines. 317 */ 318 319 static const teken_color_t sc_to_te_color[] = { 320 TC_BLACK, TC_BLUE, TC_GREEN, TC_CYAN, 321 TC_RED, TC_MAGENTA, TC_BROWN, TC_WHITE, 322 }; 323 324 static const unsigned char te_to_sc_color[] = { 325 FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, 326 FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, 327 }; 328 329 static void 330 scteken_sc_to_te_attr(unsigned char color, teken_attr_t *a) 331 { 332 333 /* 334 * Conversions of attrs are not reversible. Since sc attrs are 335 * pure colors in the simplest mode (16-color graphics) and the 336 * API is too deficient to tell us the mode, always convert to 337 * pure colors. The conversion is essentially the identity except 338 * for reordering the non-brightness bits in the 2 color numbers. 339 */ 340 a->ta_format = 0; 341 a->ta_fgcolor = sc_to_te_color[color & 7] | (color & 8); 342 a->ta_bgcolor = sc_to_te_color[(color >> 4) & 7] | ((color >> 4) & 8); 343 } 344 345 static int 346 scteken_te_to_sc_attr(const teken_attr_t *a) 347 { 348 int attr; 349 teken_color_t fg, bg; 350 351 if (a->ta_format & TF_REVERSE) { 352 fg = a->ta_bgcolor; 353 bg = a->ta_fgcolor; 354 } else { 355 fg = a->ta_fgcolor; 356 bg = a->ta_bgcolor; 357 } 358 if (fg >= 16) 359 fg = teken_256to16(fg); 360 if (bg >= 16) 361 bg = teken_256to16(bg); 362 attr = te_to_sc_color[fg & 7] | (fg & 8) | 363 ((te_to_sc_color[bg & 7] | (bg & 8)) << 4); 364 365 /* XXX: underline mapping for Hercules adapter can be better. */ 366 if (a->ta_format & (TF_BOLD | TF_UNDERLINE)) 367 attr ^= 8; 368 if (a->ta_format & TF_BLINK) 369 attr ^= 0x80; 370 371 return (attr); 372 } 373 374 static void 375 scteken_bell(void *arg) 376 { 377 scr_stat *scp = arg; 378 379 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 380 } 381 382 static void 383 scteken_cursor(void *arg, const teken_pos_t *p) 384 { 385 scr_stat *scp = arg; 386 387 sc_move_cursor(scp, p->tp_col, p->tp_row); 388 } 389 390 #ifdef TEKEN_UTF8 391 struct unicp437 { 392 uint16_t unicode_base; 393 uint8_t cp437_base; 394 uint8_t length; 395 }; 396 397 static const struct unicp437 cp437table[] = { 398 { 0x0020, 0x20, 0x5e }, { 0x00a0, 0x20, 0x00 }, 399 { 0x00a1, 0xad, 0x00 }, { 0x00a2, 0x9b, 0x00 }, 400 { 0x00a3, 0x9c, 0x00 }, { 0x00a5, 0x9d, 0x00 }, 401 { 0x00a7, 0x15, 0x00 }, { 0x00aa, 0xa6, 0x00 }, 402 { 0x00ab, 0xae, 0x00 }, { 0x00ac, 0xaa, 0x00 }, 403 { 0x00b0, 0xf8, 0x00 }, { 0x00b1, 0xf1, 0x00 }, 404 { 0x00b2, 0xfd, 0x00 }, { 0x00b5, 0xe6, 0x00 }, 405 { 0x00b6, 0x14, 0x00 }, { 0x00b7, 0xfa, 0x00 }, 406 { 0x00ba, 0xa7, 0x00 }, { 0x00bb, 0xaf, 0x00 }, 407 { 0x00bc, 0xac, 0x00 }, { 0x00bd, 0xab, 0x00 }, 408 { 0x00bf, 0xa8, 0x00 }, { 0x00c0, 0x41, 0x00 }, 409 { 0x00c1, 0x41, 0x00 }, { 0x00c2, 0x41, 0x00 }, 410 { 0x00c4, 0x8e, 0x01 }, { 0x00c6, 0x92, 0x00 }, 411 { 0x00c7, 0x80, 0x00 }, { 0x00c8, 0x45, 0x00 }, 412 { 0x00c9, 0x90, 0x00 }, { 0x00ca, 0x45, 0x00 }, 413 { 0x00cb, 0x45, 0x00 }, { 0x00cc, 0x49, 0x00 }, 414 { 0x00cd, 0x49, 0x00 }, { 0x00ce, 0x49, 0x00 }, 415 { 0x00cf, 0x49, 0x00 }, { 0x00d1, 0xa5, 0x00 }, 416 { 0x00d2, 0x4f, 0x00 }, { 0x00d3, 0x4f, 0x00 }, 417 { 0x00d4, 0x4f, 0x00 }, { 0x00d6, 0x99, 0x00 }, 418 { 0x00d9, 0x55, 0x00 }, { 0x00da, 0x55, 0x00 }, 419 { 0x00db, 0x55, 0x00 }, { 0x00dc, 0x9a, 0x00 }, 420 { 0x00df, 0xe1, 0x00 }, { 0x00e0, 0x85, 0x00 }, 421 { 0x00e1, 0xa0, 0x00 }, { 0x00e2, 0x83, 0x00 }, 422 { 0x00e4, 0x84, 0x00 }, { 0x00e5, 0x86, 0x00 }, 423 { 0x00e6, 0x91, 0x00 }, { 0x00e7, 0x87, 0x00 }, 424 { 0x00e8, 0x8a, 0x00 }, { 0x00e9, 0x82, 0x00 }, 425 { 0x00ea, 0x88, 0x01 }, { 0x00ec, 0x8d, 0x00 }, 426 { 0x00ed, 0xa1, 0x00 }, { 0x00ee, 0x8c, 0x00 }, 427 { 0x00ef, 0x8b, 0x00 }, { 0x00f0, 0xeb, 0x00 }, 428 { 0x00f1, 0xa4, 0x00 }, { 0x00f2, 0x95, 0x00 }, 429 { 0x00f3, 0xa2, 0x00 }, { 0x00f4, 0x93, 0x00 }, 430 { 0x00f6, 0x94, 0x00 }, { 0x00f7, 0xf6, 0x00 }, 431 { 0x00f8, 0xed, 0x00 }, { 0x00f9, 0x97, 0x00 }, 432 { 0x00fa, 0xa3, 0x00 }, { 0x00fb, 0x96, 0x00 }, 433 { 0x00fc, 0x81, 0x00 }, { 0x00ff, 0x98, 0x00 }, 434 { 0x013f, 0x4c, 0x00 }, { 0x0140, 0x6c, 0x00 }, 435 { 0x0192, 0x9f, 0x00 }, { 0x0393, 0xe2, 0x00 }, 436 { 0x0398, 0xe9, 0x00 }, { 0x03a3, 0xe4, 0x00 }, 437 { 0x03a6, 0xe8, 0x00 }, { 0x03a9, 0xea, 0x00 }, 438 { 0x03b1, 0xe0, 0x01 }, { 0x03b4, 0xeb, 0x00 }, 439 { 0x03b5, 0xee, 0x00 }, { 0x03bc, 0xe6, 0x00 }, 440 { 0x03c0, 0xe3, 0x00 }, { 0x03c3, 0xe5, 0x00 }, 441 { 0x03c4, 0xe7, 0x00 }, { 0x03c6, 0xed, 0x00 }, 442 { 0x03d5, 0xed, 0x00 }, { 0x2010, 0x2d, 0x00 }, 443 { 0x2014, 0x2d, 0x00 }, { 0x2018, 0x60, 0x00 }, 444 { 0x2019, 0x27, 0x00 }, { 0x201c, 0x22, 0x00 }, 445 { 0x201d, 0x22, 0x00 }, { 0x2022, 0x07, 0x00 }, 446 { 0x203c, 0x13, 0x00 }, { 0x207f, 0xfc, 0x00 }, 447 { 0x20a7, 0x9e, 0x00 }, { 0x20ac, 0xee, 0x00 }, 448 { 0x2126, 0xea, 0x00 }, { 0x2190, 0x1b, 0x00 }, 449 { 0x2191, 0x18, 0x00 }, { 0x2192, 0x1a, 0x00 }, 450 { 0x2193, 0x19, 0x00 }, { 0x2194, 0x1d, 0x00 }, 451 { 0x2195, 0x12, 0x00 }, { 0x21a8, 0x17, 0x00 }, 452 { 0x2202, 0xeb, 0x00 }, { 0x2208, 0xee, 0x00 }, 453 { 0x2211, 0xe4, 0x00 }, { 0x2212, 0x2d, 0x00 }, 454 { 0x2219, 0xf9, 0x00 }, { 0x221a, 0xfb, 0x00 }, 455 { 0x221e, 0xec, 0x00 }, { 0x221f, 0x1c, 0x00 }, 456 { 0x2229, 0xef, 0x00 }, { 0x2248, 0xf7, 0x00 }, 457 { 0x2261, 0xf0, 0x00 }, { 0x2264, 0xf3, 0x00 }, 458 { 0x2265, 0xf2, 0x00 }, { 0x2302, 0x7f, 0x00 }, 459 { 0x2310, 0xa9, 0x00 }, { 0x2320, 0xf4, 0x00 }, 460 { 0x2321, 0xf5, 0x00 }, { 0x2500, 0xc4, 0x00 }, 461 { 0x2502, 0xb3, 0x00 }, { 0x250c, 0xda, 0x00 }, 462 { 0x2510, 0xbf, 0x00 }, { 0x2514, 0xc0, 0x00 }, 463 { 0x2518, 0xd9, 0x00 }, { 0x251c, 0xc3, 0x00 }, 464 { 0x2524, 0xb4, 0x00 }, { 0x252c, 0xc2, 0x00 }, 465 { 0x2534, 0xc1, 0x00 }, { 0x253c, 0xc5, 0x00 }, 466 { 0x2550, 0xcd, 0x00 }, { 0x2551, 0xba, 0x00 }, 467 { 0x2552, 0xd5, 0x00 }, { 0x2553, 0xd6, 0x00 }, 468 { 0x2554, 0xc9, 0x00 }, { 0x2555, 0xb8, 0x00 }, 469 { 0x2556, 0xb7, 0x00 }, { 0x2557, 0xbb, 0x00 }, 470 { 0x2558, 0xd4, 0x00 }, { 0x2559, 0xd3, 0x00 }, 471 { 0x255a, 0xc8, 0x00 }, { 0x255b, 0xbe, 0x00 }, 472 { 0x255c, 0xbd, 0x00 }, { 0x255d, 0xbc, 0x00 }, 473 { 0x255e, 0xc6, 0x01 }, { 0x2560, 0xcc, 0x00 }, 474 { 0x2561, 0xb5, 0x00 }, { 0x2562, 0xb6, 0x00 }, 475 { 0x2563, 0xb9, 0x00 }, { 0x2564, 0xd1, 0x01 }, 476 { 0x2566, 0xcb, 0x00 }, { 0x2567, 0xcf, 0x00 }, 477 { 0x2568, 0xd0, 0x00 }, { 0x2569, 0xca, 0x00 }, 478 { 0x256a, 0xd8, 0x00 }, { 0x256b, 0xd7, 0x00 }, 479 { 0x256c, 0xce, 0x00 }, { 0x2580, 0xdf, 0x00 }, 480 { 0x2584, 0xdc, 0x00 }, { 0x2588, 0xdb, 0x00 }, 481 { 0x258c, 0xdd, 0x00 }, { 0x2590, 0xde, 0x00 }, 482 { 0x2591, 0xb0, 0x02 }, { 0x25a0, 0xfe, 0x00 }, 483 { 0x25ac, 0x16, 0x00 }, 484 { 0x25ae, 0xdb, 0x00 }, { 0x25b2, 0x1e, 0x00 }, 485 { 0x25ba, 0x10, 0x00 }, { 0x25bc, 0x1f, 0x00 }, 486 { 0x25c4, 0x11, 0x00 }, { 0x25cb, 0x09, 0x00 }, 487 { 0x25d8, 0x08, 0x00 }, { 0x25d9, 0x0a, 0x00 }, 488 { 0x263a, 0x01, 0x01 }, { 0x263c, 0x0f, 0x00 }, 489 { 0x2640, 0x0c, 0x00 }, { 0x2642, 0x0b, 0x00 }, 490 { 0x2660, 0x06, 0x00 }, { 0x2663, 0x05, 0x00 }, 491 { 0x2665, 0x03, 0x01 }, { 0x266a, 0x0d, 0x01 }, 492 }; 493 494 static void 495 scteken_get_cp437(teken_char_t *c, int *attr) 496 { 497 int min, mid, max; 498 499 min = 0; 500 max = (sizeof(cp437table) / sizeof(struct unicp437)) - 1; 501 502 if (*c < cp437table[0].unicode_base || 503 *c > cp437table[max].unicode_base + cp437table[max].length) 504 goto bad; 505 506 while (max >= min) { 507 mid = (min + max) / 2; 508 if (*c < cp437table[mid].unicode_base) { 509 max = mid - 1; 510 } else if (*c > cp437table[mid].unicode_base + 511 cp437table[mid].length) { 512 min = mid + 1; 513 } else { 514 *c -= cp437table[mid].unicode_base; 515 *c += cp437table[mid].cp437_base; 516 return; 517 } 518 } 519 bad: 520 /* Character not present in CP437. */ 521 *attr = (FG_RED|BG_BLACK) << 8; 522 *c = '?'; 523 } 524 #endif /* TEKEN_UTF8 */ 525 526 static void 527 scteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, 528 const teken_attr_t *a) 529 { 530 scr_stat *scp = arg; 531 u_char *map; 532 u_char ch; 533 vm_offset_t p; 534 int cursor, attr; 535 536 /* 537 * No support for printing right hand sides for CJK fullwidth 538 * characters. Simply print a space and assume that the left 539 * hand side describes the entire character. 540 */ 541 attr = scteken_te_to_sc_attr(a) << 8; 542 if (a->ta_format & TF_CJK_RIGHT) 543 c = ' '; 544 #ifdef TEKEN_UTF8 545 scteken_get_cp437(&c, &attr); 546 #endif /* TEKEN_UTF8 */ 547 ch = c; 548 549 map = scp->sc->scr_map; 550 551 cursor = tp->tp_row * scp->xsize + tp->tp_col; 552 p = sc_vtb_pointer(&scp->vtb, cursor); 553 sc_vtb_putchar(&scp->vtb, p, map[ch], attr); 554 555 mark_for_update(scp, cursor); 556 /* 557 * XXX: Why do we need this? Only marking `cursor' should be 558 * enough. Without this line, we get artifacts. 559 */ 560 mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); 561 } 562 563 static void 564 scteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, 565 const teken_attr_t *a) 566 { 567 scr_stat *scp = arg; 568 u_char *map; 569 u_char ch; 570 unsigned int width; 571 int attr, row; 572 573 attr = scteken_te_to_sc_attr(a) << 8; 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 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 582 /* Single contiguous region to fill. */ 583 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 584 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, 585 map[ch], attr); 586 } else { 587 /* Fill display line by line. */ 588 width = r->tr_end.tp_col - r->tr_begin.tp_col; 589 590 for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { 591 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * 592 scp->xsize + r->tr_begin.tp_col, 593 width, map[ch], attr); 594 } 595 } 596 597 /* Mark begin and end positions to be refreshed. */ 598 mark_for_update(scp, 599 r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); 600 mark_for_update(scp, 601 (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); 602 sc_remove_cutmarking(scp); 603 } 604 605 static void 606 scteken_copy(void *arg, const teken_rect_t *r, const teken_pos_t *p) 607 { 608 scr_stat *scp = arg; 609 unsigned int width; 610 int src, dst, end; 611 612 #ifndef SC_NO_HISTORY 613 /* 614 * We count a line of input as history if we perform a copy of 615 * one whole line upward. In other words: if a line of text gets 616 * overwritten by a rectangle that's right below it. 617 */ 618 if (scp->history != NULL && 619 r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize && 620 r->tr_begin.tp_row == p->tp_row + 1) { 621 sc_hist_save_one_line(scp, p->tp_row); 622 } 623 #endif 624 625 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 626 /* Single contiguous region to copy. */ 627 sc_vtb_move(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 628 p->tp_row * scp->xsize, 629 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize); 630 } else { 631 /* Copy line by line. */ 632 width = r->tr_end.tp_col - r->tr_begin.tp_col; 633 634 if (p->tp_row < r->tr_begin.tp_row) { 635 /* Copy from top to bottom. */ 636 src = r->tr_begin.tp_row * scp->xsize + 637 r->tr_begin.tp_col; 638 end = r->tr_end.tp_row * scp->xsize + 639 r->tr_end.tp_col; 640 dst = p->tp_row * scp->xsize + p->tp_col; 641 642 while (src < end) { 643 sc_vtb_move(&scp->vtb, src, dst, width); 644 645 src += scp->xsize; 646 dst += scp->xsize; 647 } 648 } else { 649 /* Copy from bottom to top. */ 650 src = (r->tr_end.tp_row - 1) * scp->xsize + 651 r->tr_begin.tp_col; 652 end = r->tr_begin.tp_row * scp->xsize + 653 r->tr_begin.tp_col; 654 dst = (p->tp_row + r->tr_end.tp_row - 655 r->tr_begin.tp_row - 1) * scp->xsize + p->tp_col; 656 657 while (src >= end) { 658 sc_vtb_move(&scp->vtb, src, dst, width); 659 660 src -= scp->xsize; 661 dst -= scp->xsize; 662 } 663 } 664 } 665 666 /* Mark begin and end positions to be refreshed. */ 667 mark_for_update(scp, 668 p->tp_row * scp->xsize + p->tp_col); 669 mark_for_update(scp, 670 (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * 671 scp->xsize + 672 (p->tp_col + r->tr_end.tp_col - r->tr_begin.tp_col - 1)); 673 sc_remove_cutmarking(scp); 674 } 675 676 static void 677 scteken_param(void *arg, int cmd, unsigned int value) 678 { 679 static int cattrs[] = { 680 0, /* block */ 681 CONS_BLINK_CURSOR, /* blinking block */ 682 CONS_CHAR_CURSOR, /* underline */ 683 CONS_CHAR_CURSOR | CONS_BLINK_CURSOR, /* blinking underline */ 684 CONS_RESET_CURSOR, /* reset to default */ 685 CONS_HIDDEN_CURSOR, /* hide cursor */ 686 }; 687 static int tcattrs[] = { 688 CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, /* normal */ 689 CONS_HIDDEN_CURSOR | CONS_LOCAL_CURSOR, /* invisible */ 690 }; 691 scr_stat *scp = arg; 692 int flags, n, v0, v1, v2; 693 694 switch (cmd) { 695 case TP_SETBORDER: 696 scp->border = value & 0xff; 697 if (scp == scp->sc->cur_scp) 698 sc_set_border(scp, scp->border); 699 break; 700 case TP_SETGLOBALCURSOR: 701 n = value & 0xff; 702 v0 = (value >> 8) & 0xff; 703 v1 = (value >> 16) & 0xff; 704 v2 = (value >> 24) & 0xff; 705 switch (n) { 706 case 1: /* flags only */ 707 if (v0 < sizeof(cattrs) / sizeof(cattrs[0])) 708 v0 = cattrs[v0]; 709 else /* backward compatibility */ 710 v0 = cattrs[v0 & 0x3]; 711 sc_change_cursor_shape(scp, v0, -1, -1); 712 break; 713 case 2: 714 v2 = 0; 715 v0 &= 0x1f; /* backward compatibility */ 716 v1 &= 0x1f; 717 /* FALL THROUGH */ 718 case 3: /* base and height */ 719 if (v2 == 0) /* count from top */ 720 sc_change_cursor_shape(scp, -1, 721 scp->font_size - v1 - 1, 722 v1 - v0 + 1); 723 else if (v2 == 1) /* count from bottom */ 724 sc_change_cursor_shape(scp, -1, 725 v0, v1 - v0 + 1); 726 break; 727 } 728 break; 729 case TP_SETLOCALCURSOR: 730 if (value < sizeof(tcattrs) / sizeof(tcattrs[0])) 731 sc_change_cursor_shape(scp, tcattrs[value], -1, -1); 732 else if (value == 2) { 733 sc_change_cursor_shape(scp, 734 CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, -1, -1); 735 flags = scp->base_curs_attr.flags ^ CONS_BLINK_CURSOR; 736 sc_change_cursor_shape(scp, 737 flags | CONS_LOCAL_CURSOR, -1, -1); 738 } 739 break; 740 case TP_SHOWCURSOR: 741 if (value != 0) 742 flags = scp->base_curs_attr.flags & ~CONS_HIDDEN_CURSOR; 743 else 744 flags = scp->base_curs_attr.flags | CONS_HIDDEN_CURSOR; 745 sc_change_cursor_shape(scp, flags | CONS_LOCAL_CURSOR, -1, -1); 746 break; 747 case TP_SWITCHVT: 748 sc_switch_scr(scp->sc, value); 749 break; 750 case TP_SETBELLPD: 751 scp->bell_pitch = TP_SETBELLPD_PITCH(value); 752 scp->bell_duration = TP_SETBELLPD_DURATION(value); 753 break; 754 case TP_MOUSE: 755 scp->mouse_level = value; 756 break; 757 } 758 } 759 760 static void 761 scteken_respond(void *arg, const void *buf, size_t len) 762 { 763 scr_stat *scp = arg; 764 765 sc_respond(scp, buf, len, 0); 766 } 767