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__) || defined(__powerpc__) 46 #include <machine/sc_machdep.h> 47 #else 48 #include <machine/pc/display.h> 49 #endif 50 51 #include <dev/syscons/syscons.h> 52 53 #include <teken/teken.h> 54 55 static void scteken_sc_to_te_attr(unsigned char, teken_attr_t *); 56 static int scteken_te_to_sc_attr(const teken_attr_t *); 57 58 static sc_term_init_t scteken_init; 59 static sc_term_term_t scteken_term; 60 static sc_term_puts_t scteken_puts; 61 static sc_term_ioctl_t scteken_ioctl; 62 static sc_term_default_attr_t scteken_default_attr; 63 static sc_term_clear_t scteken_clear; 64 static sc_term_input_t scteken_input; 65 static sc_term_fkeystr_t scteken_fkeystr; 66 static sc_term_sync_t scteken_sync; 67 static void scteken_nop(void); 68 69 typedef struct { 70 teken_t ts_teken; 71 int ts_busy; 72 } teken_stat; 73 74 static teken_stat reserved_teken_stat; 75 76 static void scteken_sync_internal(scr_stat *, teken_stat *); 77 78 static sc_term_sw_t sc_term_scteken = { 79 { NULL, NULL }, 80 "scteken", /* emulator name */ 81 "teken terminal", /* description */ 82 "*", /* matching renderer */ 83 sizeof(teken_stat), /* softc size */ 84 0, 85 scteken_init, 86 scteken_term, 87 scteken_puts, 88 scteken_ioctl, 89 (sc_term_reset_t *)scteken_nop, 90 scteken_default_attr, 91 scteken_clear, 92 (sc_term_notify_t *)scteken_nop, 93 scteken_input, 94 scteken_fkeystr, 95 scteken_sync, 96 }; 97 98 SCTERM_MODULE(scteken, sc_term_scteken); 99 100 static tf_bell_t scteken_bell; 101 static tf_cursor_t scteken_cursor; 102 static tf_putchar_t scteken_putchar; 103 static tf_fill_t scteken_fill; 104 static tf_copy_t scteken_copy; 105 static tf_param_t scteken_param; 106 static tf_respond_t scteken_respond; 107 108 static const teken_funcs_t scteken_funcs = { 109 .tf_bell = scteken_bell, 110 .tf_cursor = scteken_cursor, 111 .tf_putchar = scteken_putchar, 112 .tf_fill = scteken_fill, 113 .tf_copy = scteken_copy, 114 .tf_param = scteken_param, 115 .tf_respond = scteken_respond, 116 }; 117 118 static int 119 scteken_init(scr_stat *scp, void **softc, int code) 120 { 121 teken_stat *ts; 122 teken_attr_t ta; 123 124 if (*softc == NULL) { 125 if (reserved_teken_stat.ts_busy) 126 return (EINVAL); 127 *softc = &reserved_teken_stat; 128 } 129 ts = *softc; 130 131 switch (code) { 132 case SC_TE_COLD_INIT: 133 ++sc_term_scteken.te_refcount; 134 ts->ts_busy = 1; 135 /* FALLTHROUGH */ 136 case SC_TE_WARM_INIT: 137 ta = *teken_get_defattr(&ts->ts_teken); 138 teken_init(&ts->ts_teken, &scteken_funcs, scp); 139 teken_set_defattr(&ts->ts_teken, &ta); 140 #ifndef TEKEN_UTF8 141 teken_set_8bit(&ts->ts_teken); 142 #endif /* !TEKEN_UTF8 */ 143 #ifdef TEKEN_CONS25 144 teken_set_cons25(&ts->ts_teken); 145 #endif /* TEKEN_CONS25 */ 146 teken_set_cons25keys(&ts->ts_teken); 147 scteken_sync_internal(scp, ts); 148 break; 149 } 150 151 return (0); 152 } 153 154 static int 155 scteken_term(scr_stat *scp, void **softc) 156 { 157 158 if (*softc == &reserved_teken_stat) { 159 *softc = NULL; 160 reserved_teken_stat.ts_busy = 0; 161 } 162 --sc_term_scteken.te_refcount; 163 164 return (0); 165 } 166 167 static void 168 scteken_puts(scr_stat *scp, u_char *buf, int len) 169 { 170 teken_stat *ts = scp->ts; 171 172 scp->sc->write_in_progress++; 173 teken_input(&ts->ts_teken, buf, len); 174 scp->sc->write_in_progress--; 175 } 176 177 static int 178 scteken_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data, 179 struct thread *td) 180 { 181 teken_stat *ts = scp->ts; 182 vid_info_t *vi; 183 int attr; 184 185 switch (cmd) { 186 case GIO_ATTR: /* get current attributes */ 187 *(int*)data = 188 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)); 189 return (0); 190 case CONS_GETINFO: /* get current (virtual) console info */ 191 vi = (vid_info_t *)data; 192 if (vi->size != sizeof(struct vid_info)) 193 return EINVAL; 194 195 attr = scteken_te_to_sc_attr(teken_get_defattr(&ts->ts_teken)); 196 vi->mv_norm.fore = attr & 0x0f; 197 vi->mv_norm.back = (attr >> 4) & 0x0f; 198 vi->mv_rev.fore = vi->mv_norm.back; 199 vi->mv_rev.back = vi->mv_norm.fore; 200 /* 201 * The other fields are filled by the upper routine. XXX 202 */ 203 return (ENOIOCTL); 204 } 205 206 return (ENOIOCTL); 207 } 208 209 static void 210 scteken_default_attr(scr_stat *scp, int color, int rev_color) 211 { 212 teken_stat *ts = scp->ts; 213 teken_attr_t ta; 214 215 scteken_sc_to_te_attr(color, &ta); 216 teken_set_defattr(&ts->ts_teken, &ta); 217 } 218 219 static void 220 scteken_clear(scr_stat *scp) 221 { 222 teken_stat *ts = scp->ts; 223 224 sc_move_cursor(scp, 0, 0); 225 scteken_sync_internal(scp, ts); 226 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], 227 scteken_te_to_sc_attr(teken_get_curattr(&ts->ts_teken)) 228 << 8); 229 mark_all(scp); 230 } 231 232 static int 233 scteken_input(scr_stat *scp, int c, struct tty *tp) 234 { 235 236 return FALSE; 237 } 238 239 static const char * 240 scteken_fkeystr(scr_stat *scp, int c) 241 { 242 teken_stat *ts = scp->ts; 243 unsigned int k; 244 245 switch (c) { 246 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3): 247 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6): 248 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9): 249 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12): 250 k = TKEY_F1 + c - (FKEY | F(1)); 251 break; 252 case FKEY | F(49): 253 k = TKEY_HOME; 254 break; 255 case FKEY | F(50): 256 k = TKEY_UP; 257 break; 258 case FKEY | F(51): 259 k = TKEY_PAGE_UP; 260 break; 261 case FKEY | F(53): 262 k = TKEY_LEFT; 263 break; 264 case FKEY | F(55): 265 k = TKEY_RIGHT; 266 break; 267 case FKEY | F(57): 268 k = TKEY_END; 269 break; 270 case FKEY | F(58): 271 k = TKEY_DOWN; 272 break; 273 case FKEY | F(59): 274 k = TKEY_PAGE_DOWN; 275 break; 276 case FKEY | F(60): 277 k = TKEY_INSERT; 278 break; 279 case FKEY | F(61): 280 k = TKEY_DELETE; 281 break; 282 default: 283 return (NULL); 284 } 285 286 return (teken_get_sequence(&ts->ts_teken, k)); 287 } 288 289 static void 290 scteken_sync_internal(scr_stat *scp, teken_stat *ts) 291 { 292 teken_pos_t tp; 293 294 tp.tp_col = scp->xsize; 295 tp.tp_row = scp->ysize; 296 teken_set_winsize_noreset(&ts->ts_teken, &tp); 297 tp.tp_col = scp->xpos; 298 tp.tp_row = scp->ypos; 299 teken_set_cursor(&ts->ts_teken, &tp); 300 } 301 302 static void 303 scteken_sync(scr_stat *scp) 304 { 305 scteken_sync_internal(scp, scp->ts); 306 } 307 308 static void 309 scteken_nop(void) 310 { 311 312 } 313 314 /* 315 * libteken routines. 316 */ 317 318 static const teken_color_t sc_to_te_color[] = { 319 TC_BLACK, TC_BLUE, TC_GREEN, TC_CYAN, 320 TC_RED, TC_MAGENTA, TC_BROWN, TC_WHITE, 321 }; 322 323 static const unsigned char te_to_sc_color[] = { 324 FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, 325 FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, 326 }; 327 328 static void 329 scteken_sc_to_te_attr(unsigned char color, teken_attr_t *a) 330 { 331 332 /* 333 * Conversions of attrs are not reversible. Since sc attrs are 334 * pure colors in the simplest mode (16-color graphics) and the 335 * API is too deficient to tell us the mode, always convert to 336 * pure colors. The conversion is essentially the identity except 337 * for reordering the non-brightness bits in the 2 color numbers. 338 */ 339 a->ta_format = 0; 340 a->ta_fgcolor = sc_to_te_color[color & 7] | (color & 8); 341 a->ta_bgcolor = sc_to_te_color[(color >> 4) & 7] | ((color >> 4) & 8); 342 } 343 344 static int 345 scteken_te_to_sc_attr(const teken_attr_t *a) 346 { 347 int attr; 348 teken_color_t fg, bg; 349 350 if (a->ta_format & TF_REVERSE) { 351 fg = a->ta_bgcolor; 352 bg = a->ta_fgcolor; 353 } else { 354 fg = a->ta_fgcolor; 355 bg = a->ta_bgcolor; 356 } 357 if (fg >= 16) 358 fg = teken_256to16(fg); 359 if (bg >= 16) 360 bg = teken_256to16(bg); 361 attr = te_to_sc_color[fg & 7] | (fg & 8) | 362 ((te_to_sc_color[bg & 7] | (bg & 8)) << 4); 363 364 /* XXX: underline mapping for Hercules adapter can be better. */ 365 if (a->ta_format & (TF_BOLD | TF_UNDERLINE)) 366 attr ^= 8; 367 if (a->ta_format & TF_BLINK) 368 attr ^= 0x80; 369 370 return (attr); 371 } 372 373 static void 374 scteken_bell(void *arg) 375 { 376 scr_stat *scp = arg; 377 378 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 379 } 380 381 static void 382 scteken_cursor(void *arg, const teken_pos_t *p) 383 { 384 scr_stat *scp = arg; 385 386 sc_move_cursor(scp, p->tp_col, p->tp_row); 387 } 388 389 #ifdef TEKEN_UTF8 390 struct unicp437 { 391 uint16_t unicode_base; 392 uint8_t cp437_base; 393 uint8_t length; 394 }; 395 396 static const struct unicp437 cp437table[] = { 397 { 0x0020, 0x20, 0x5e }, { 0x00a0, 0x20, 0x00 }, 398 { 0x00a1, 0xad, 0x00 }, { 0x00a2, 0x9b, 0x00 }, 399 { 0x00a3, 0x9c, 0x00 }, { 0x00a5, 0x9d, 0x00 }, 400 { 0x00a7, 0x15, 0x00 }, { 0x00aa, 0xa6, 0x00 }, 401 { 0x00ab, 0xae, 0x00 }, { 0x00ac, 0xaa, 0x00 }, 402 { 0x00b0, 0xf8, 0x00 }, { 0x00b1, 0xf1, 0x00 }, 403 { 0x00b2, 0xfd, 0x00 }, { 0x00b5, 0xe6, 0x00 }, 404 { 0x00b6, 0x14, 0x00 }, { 0x00b7, 0xfa, 0x00 }, 405 { 0x00ba, 0xa7, 0x00 }, { 0x00bb, 0xaf, 0x00 }, 406 { 0x00bc, 0xac, 0x00 }, { 0x00bd, 0xab, 0x00 }, 407 { 0x00bf, 0xa8, 0x00 }, { 0x00c0, 0x41, 0x00 }, 408 { 0x00c1, 0x41, 0x00 }, { 0x00c2, 0x41, 0x00 }, 409 { 0x00c4, 0x8e, 0x01 }, { 0x00c6, 0x92, 0x00 }, 410 { 0x00c7, 0x80, 0x00 }, { 0x00c8, 0x45, 0x00 }, 411 { 0x00c9, 0x90, 0x00 }, { 0x00ca, 0x45, 0x00 }, 412 { 0x00cb, 0x45, 0x00 }, { 0x00cc, 0x49, 0x00 }, 413 { 0x00cd, 0x49, 0x00 }, { 0x00ce, 0x49, 0x00 }, 414 { 0x00cf, 0x49, 0x00 }, { 0x00d1, 0xa5, 0x00 }, 415 { 0x00d2, 0x4f, 0x00 }, { 0x00d3, 0x4f, 0x00 }, 416 { 0x00d4, 0x4f, 0x00 }, { 0x00d6, 0x99, 0x00 }, 417 { 0x00d9, 0x55, 0x00 }, { 0x00da, 0x55, 0x00 }, 418 { 0x00db, 0x55, 0x00 }, { 0x00dc, 0x9a, 0x00 }, 419 { 0x00df, 0xe1, 0x00 }, { 0x00e0, 0x85, 0x00 }, 420 { 0x00e1, 0xa0, 0x00 }, { 0x00e2, 0x83, 0x00 }, 421 { 0x00e4, 0x84, 0x00 }, { 0x00e5, 0x86, 0x00 }, 422 { 0x00e6, 0x91, 0x00 }, { 0x00e7, 0x87, 0x00 }, 423 { 0x00e8, 0x8a, 0x00 }, { 0x00e9, 0x82, 0x00 }, 424 { 0x00ea, 0x88, 0x01 }, { 0x00ec, 0x8d, 0x00 }, 425 { 0x00ed, 0xa1, 0x00 }, { 0x00ee, 0x8c, 0x00 }, 426 { 0x00ef, 0x8b, 0x00 }, { 0x00f0, 0xeb, 0x00 }, 427 { 0x00f1, 0xa4, 0x00 }, { 0x00f2, 0x95, 0x00 }, 428 { 0x00f3, 0xa2, 0x00 }, { 0x00f4, 0x93, 0x00 }, 429 { 0x00f6, 0x94, 0x00 }, { 0x00f7, 0xf6, 0x00 }, 430 { 0x00f8, 0xed, 0x00 }, { 0x00f9, 0x97, 0x00 }, 431 { 0x00fa, 0xa3, 0x00 }, { 0x00fb, 0x96, 0x00 }, 432 { 0x00fc, 0x81, 0x00 }, { 0x00ff, 0x98, 0x00 }, 433 { 0x013f, 0x4c, 0x00 }, { 0x0140, 0x6c, 0x00 }, 434 { 0x0192, 0x9f, 0x00 }, { 0x0393, 0xe2, 0x00 }, 435 { 0x0398, 0xe9, 0x00 }, { 0x03a3, 0xe4, 0x00 }, 436 { 0x03a6, 0xe8, 0x00 }, { 0x03a9, 0xea, 0x00 }, 437 { 0x03b1, 0xe0, 0x01 }, { 0x03b4, 0xeb, 0x00 }, 438 { 0x03b5, 0xee, 0x00 }, { 0x03bc, 0xe6, 0x00 }, 439 { 0x03c0, 0xe3, 0x00 }, { 0x03c3, 0xe5, 0x00 }, 440 { 0x03c4, 0xe7, 0x00 }, { 0x03c6, 0xed, 0x00 }, 441 { 0x03d5, 0xed, 0x00 }, { 0x2010, 0x2d, 0x00 }, 442 { 0x2014, 0x2d, 0x00 }, { 0x2018, 0x60, 0x00 }, 443 { 0x2019, 0x27, 0x00 }, { 0x201c, 0x22, 0x00 }, 444 { 0x201d, 0x22, 0x00 }, { 0x2022, 0x07, 0x00 }, 445 { 0x203c, 0x13, 0x00 }, { 0x207f, 0xfc, 0x00 }, 446 { 0x20a7, 0x9e, 0x00 }, { 0x20ac, 0xee, 0x00 }, 447 { 0x2126, 0xea, 0x00 }, { 0x2190, 0x1b, 0x00 }, 448 { 0x2191, 0x18, 0x00 }, { 0x2192, 0x1a, 0x00 }, 449 { 0x2193, 0x19, 0x00 }, { 0x2194, 0x1d, 0x00 }, 450 { 0x2195, 0x12, 0x00 }, { 0x21a8, 0x17, 0x00 }, 451 { 0x2202, 0xeb, 0x00 }, { 0x2208, 0xee, 0x00 }, 452 { 0x2211, 0xe4, 0x00 }, { 0x2212, 0x2d, 0x00 }, 453 { 0x2219, 0xf9, 0x00 }, { 0x221a, 0xfb, 0x00 }, 454 { 0x221e, 0xec, 0x00 }, { 0x221f, 0x1c, 0x00 }, 455 { 0x2229, 0xef, 0x00 }, { 0x2248, 0xf7, 0x00 }, 456 { 0x2261, 0xf0, 0x00 }, { 0x2264, 0xf3, 0x00 }, 457 { 0x2265, 0xf2, 0x00 }, { 0x2302, 0x7f, 0x00 }, 458 { 0x2310, 0xa9, 0x00 }, { 0x2320, 0xf4, 0x00 }, 459 { 0x2321, 0xf5, 0x00 }, { 0x2500, 0xc4, 0x00 }, 460 { 0x2502, 0xb3, 0x00 }, { 0x250c, 0xda, 0x00 }, 461 { 0x2510, 0xbf, 0x00 }, { 0x2514, 0xc0, 0x00 }, 462 { 0x2518, 0xd9, 0x00 }, { 0x251c, 0xc3, 0x00 }, 463 { 0x2524, 0xb4, 0x00 }, { 0x252c, 0xc2, 0x00 }, 464 { 0x2534, 0xc1, 0x00 }, { 0x253c, 0xc5, 0x00 }, 465 { 0x2550, 0xcd, 0x00 }, { 0x2551, 0xba, 0x00 }, 466 { 0x2552, 0xd5, 0x00 }, { 0x2553, 0xd6, 0x00 }, 467 { 0x2554, 0xc9, 0x00 }, { 0x2555, 0xb8, 0x00 }, 468 { 0x2556, 0xb7, 0x00 }, { 0x2557, 0xbb, 0x00 }, 469 { 0x2558, 0xd4, 0x00 }, { 0x2559, 0xd3, 0x00 }, 470 { 0x255a, 0xc8, 0x00 }, { 0x255b, 0xbe, 0x00 }, 471 { 0x255c, 0xbd, 0x00 }, { 0x255d, 0xbc, 0x00 }, 472 { 0x255e, 0xc6, 0x01 }, { 0x2560, 0xcc, 0x00 }, 473 { 0x2561, 0xb5, 0x00 }, { 0x2562, 0xb6, 0x00 }, 474 { 0x2563, 0xb9, 0x00 }, { 0x2564, 0xd1, 0x01 }, 475 { 0x2566, 0xcb, 0x00 }, { 0x2567, 0xcf, 0x00 }, 476 { 0x2568, 0xd0, 0x00 }, { 0x2569, 0xca, 0x00 }, 477 { 0x256a, 0xd8, 0x00 }, { 0x256b, 0xd7, 0x00 }, 478 { 0x256c, 0xce, 0x00 }, { 0x2580, 0xdf, 0x00 }, 479 { 0x2584, 0xdc, 0x00 }, { 0x2588, 0xdb, 0x00 }, 480 { 0x258c, 0xdd, 0x00 }, { 0x2590, 0xde, 0x00 }, 481 { 0x2591, 0xb0, 0x02 }, { 0x25a0, 0xfe, 0x00 }, 482 { 0x25ac, 0x16, 0x00 }, 483 { 0x25ae, 0xdb, 0x00 }, { 0x25b2, 0x1e, 0x00 }, 484 { 0x25ba, 0x10, 0x00 }, { 0x25bc, 0x1f, 0x00 }, 485 { 0x25c4, 0x11, 0x00 }, { 0x25cb, 0x09, 0x00 }, 486 { 0x25d8, 0x08, 0x00 }, { 0x25d9, 0x0a, 0x00 }, 487 { 0x263a, 0x01, 0x01 }, { 0x263c, 0x0f, 0x00 }, 488 { 0x2640, 0x0c, 0x00 }, { 0x2642, 0x0b, 0x00 }, 489 { 0x2660, 0x06, 0x00 }, { 0x2663, 0x05, 0x00 }, 490 { 0x2665, 0x03, 0x01 }, { 0x266a, 0x0d, 0x01 }, 491 }; 492 493 static void 494 scteken_get_cp437(teken_char_t *c, int *attr) 495 { 496 int min, mid, max; 497 498 min = 0; 499 max = (sizeof(cp437table) / sizeof(struct unicp437)) - 1; 500 501 if (*c < cp437table[0].unicode_base || 502 *c > cp437table[max].unicode_base + cp437table[max].length) 503 goto bad; 504 505 while (max >= min) { 506 mid = (min + max) / 2; 507 if (*c < cp437table[mid].unicode_base) { 508 max = mid - 1; 509 } else if (*c > cp437table[mid].unicode_base + 510 cp437table[mid].length) { 511 min = mid + 1; 512 } else { 513 *c -= cp437table[mid].unicode_base; 514 *c += cp437table[mid].cp437_base; 515 return; 516 } 517 } 518 bad: 519 /* Character not present in CP437. */ 520 *attr = (FG_RED|BG_BLACK) << 8; 521 *c = '?'; 522 } 523 #endif /* TEKEN_UTF8 */ 524 525 static void 526 scteken_putchar(void *arg, const teken_pos_t *tp, teken_char_t c, 527 const teken_attr_t *a) 528 { 529 scr_stat *scp = arg; 530 u_char *map; 531 u_char ch; 532 vm_offset_t p; 533 int cursor, attr; 534 535 /* 536 * No support for printing right hand sides for CJK fullwidth 537 * characters. Simply print a space and assume that the left 538 * hand side describes the entire character. 539 */ 540 attr = scteken_te_to_sc_attr(a) << 8; 541 if (a->ta_format & TF_CJK_RIGHT) 542 c = ' '; 543 #ifdef TEKEN_UTF8 544 scteken_get_cp437(&c, &attr); 545 #endif /* TEKEN_UTF8 */ 546 ch = c; 547 548 map = scp->sc->scr_map; 549 550 cursor = tp->tp_row * scp->xsize + tp->tp_col; 551 p = sc_vtb_pointer(&scp->vtb, cursor); 552 sc_vtb_putchar(&scp->vtb, p, map[ch], attr); 553 554 mark_for_update(scp, cursor); 555 /* 556 * XXX: Why do we need this? Only marking `cursor' should be 557 * enough. Without this line, we get artifacts. 558 */ 559 mark_for_update(scp, imin(cursor + 1, scp->xsize * scp->ysize - 1)); 560 } 561 562 static void 563 scteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, 564 const teken_attr_t *a) 565 { 566 scr_stat *scp = arg; 567 u_char *map; 568 u_char ch; 569 unsigned int width; 570 int attr, row; 571 572 attr = scteken_te_to_sc_attr(a) << 8; 573 #ifdef TEKEN_UTF8 574 scteken_get_cp437(&c, &attr); 575 #endif /* TEKEN_UTF8 */ 576 ch = c; 577 578 map = scp->sc->scr_map; 579 580 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 581 /* Single contiguous region to fill. */ 582 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 583 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, 584 map[ch], attr); 585 } else { 586 /* Fill display line by line. */ 587 width = r->tr_end.tp_col - r->tr_begin.tp_col; 588 589 for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { 590 sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * 591 scp->xsize + r->tr_begin.tp_col, 592 width, map[ch], attr); 593 } 594 } 595 596 /* Mark begin and end positions to be refreshed. */ 597 mark_for_update(scp, 598 r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); 599 mark_for_update(scp, 600 (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); 601 sc_remove_cutmarking(scp); 602 } 603 604 static void 605 scteken_copy(void *arg, const teken_rect_t *r, const teken_pos_t *p) 606 { 607 scr_stat *scp = arg; 608 unsigned int width; 609 int src, dst, end; 610 611 #ifndef SC_NO_HISTORY 612 /* 613 * We count a line of input as history if we perform a copy of 614 * one whole line upward. In other words: if a line of text gets 615 * overwritten by a rectangle that's right below it. 616 */ 617 if (scp->history != NULL && 618 r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize && 619 r->tr_begin.tp_row == p->tp_row + 1) { 620 sc_hist_save_one_line(scp, p->tp_row); 621 } 622 #endif 623 624 if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { 625 /* Single contiguous region to copy. */ 626 sc_vtb_move(&scp->vtb, r->tr_begin.tp_row * scp->xsize, 627 p->tp_row * scp->xsize, 628 (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize); 629 } else { 630 /* Copy line by line. */ 631 width = r->tr_end.tp_col - r->tr_begin.tp_col; 632 633 if (p->tp_row < r->tr_begin.tp_row) { 634 /* Copy from top to bottom. */ 635 src = r->tr_begin.tp_row * scp->xsize + 636 r->tr_begin.tp_col; 637 end = r->tr_end.tp_row * scp->xsize + 638 r->tr_end.tp_col; 639 dst = p->tp_row * scp->xsize + p->tp_col; 640 641 while (src < end) { 642 sc_vtb_move(&scp->vtb, src, dst, width); 643 644 src += scp->xsize; 645 dst += scp->xsize; 646 } 647 } else { 648 /* Copy from bottom to top. */ 649 src = (r->tr_end.tp_row - 1) * scp->xsize + 650 r->tr_begin.tp_col; 651 end = r->tr_begin.tp_row * scp->xsize + 652 r->tr_begin.tp_col; 653 dst = (p->tp_row + r->tr_end.tp_row - 654 r->tr_begin.tp_row - 1) * scp->xsize + p->tp_col; 655 656 while (src >= end) { 657 sc_vtb_move(&scp->vtb, src, dst, width); 658 659 src -= scp->xsize; 660 dst -= scp->xsize; 661 } 662 } 663 } 664 665 /* Mark begin and end positions to be refreshed. */ 666 mark_for_update(scp, 667 p->tp_row * scp->xsize + p->tp_col); 668 mark_for_update(scp, 669 (p->tp_row + r->tr_end.tp_row - r->tr_begin.tp_row - 1) * 670 scp->xsize + 671 (p->tp_col + r->tr_end.tp_col - r->tr_begin.tp_col - 1)); 672 sc_remove_cutmarking(scp); 673 } 674 675 static void 676 scteken_param(void *arg, int cmd, unsigned int value) 677 { 678 static int cattrs[] = { 679 0, /* block */ 680 CONS_BLINK_CURSOR, /* blinking block */ 681 CONS_CHAR_CURSOR, /* underline */ 682 CONS_CHAR_CURSOR | CONS_BLINK_CURSOR, /* blinking underline */ 683 CONS_RESET_CURSOR, /* reset to default */ 684 CONS_HIDDEN_CURSOR, /* hide cursor */ 685 }; 686 static int tcattrs[] = { 687 CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, /* normal */ 688 CONS_HIDDEN_CURSOR | CONS_LOCAL_CURSOR, /* invisible */ 689 }; 690 scr_stat *scp = arg; 691 int flags, n, v0, v1, v2; 692 693 switch (cmd) { 694 case TP_SETBORDER: 695 scp->border = value & 0xff; 696 if (scp == scp->sc->cur_scp) 697 sc_set_border(scp, scp->border); 698 break; 699 case TP_SETGLOBALCURSOR: 700 n = value & 0xff; 701 v0 = (value >> 8) & 0xff; 702 v1 = (value >> 16) & 0xff; 703 v2 = (value >> 24) & 0xff; 704 switch (n) { 705 case 1: /* flags only */ 706 if (v0 < sizeof(cattrs) / sizeof(cattrs[0])) 707 v0 = cattrs[v0]; 708 else /* backward compatibility */ 709 v0 = cattrs[v0 & 0x3]; 710 sc_change_cursor_shape(scp, v0, -1, -1); 711 break; 712 case 2: 713 v2 = 0; 714 v0 &= 0x1f; /* backward compatibility */ 715 v1 &= 0x1f; 716 /* FALL THROUGH */ 717 case 3: /* base and height */ 718 if (v2 == 0) /* count from top */ 719 sc_change_cursor_shape(scp, -1, 720 scp->font_size - v1 - 1, 721 v1 - v0 + 1); 722 else if (v2 == 1) /* count from bottom */ 723 sc_change_cursor_shape(scp, -1, 724 v0, v1 - v0 + 1); 725 break; 726 } 727 break; 728 case TP_SETLOCALCURSOR: 729 if (value < sizeof(tcattrs) / sizeof(tcattrs[0])) 730 sc_change_cursor_shape(scp, tcattrs[value], -1, -1); 731 else if (value == 2) { 732 sc_change_cursor_shape(scp, 733 CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, -1, -1); 734 flags = scp->base_curs_attr.flags ^ CONS_BLINK_CURSOR; 735 sc_change_cursor_shape(scp, 736 flags | CONS_LOCAL_CURSOR, -1, -1); 737 } 738 break; 739 case TP_SHOWCURSOR: 740 if (value != 0) 741 flags = scp->base_curs_attr.flags & ~CONS_HIDDEN_CURSOR; 742 else 743 flags = scp->base_curs_attr.flags | CONS_HIDDEN_CURSOR; 744 sc_change_cursor_shape(scp, flags | CONS_LOCAL_CURSOR, -1, -1); 745 break; 746 case TP_SWITCHVT: 747 sc_switch_scr(scp->sc, value); 748 break; 749 case TP_SETBELLPD: 750 scp->bell_pitch = TP_SETBELLPD_PITCH(value); 751 scp->bell_duration = TP_SETBELLPD_DURATION(value); 752 break; 753 case TP_MOUSE: 754 scp->mouse_level = value; 755 break; 756 } 757 } 758 759 static void 760 scteken_respond(void *arg, const void *buf, size_t len) 761 { 762 scr_stat *scp = arg; 763 764 sc_respond(scp, buf, len, 0); 765 } 766