1 /* $NetBSD: ite.c,v 1.25 1994/12/28 09:25:35 chopps Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * from: Utah Hdr: ite.c 1.1 90/07/09 41 * @(#)ite.c 7.6 (Berkeley) 5/16/91 42 */ 43 44 /* 45 * ite - bitmaped terminal. 46 * Supports VT200, a few terminal features will be unavailable until 47 * the system actually probes the device (i.e. not after consinit()) 48 */ 49 50 #include <sys/param.h> 51 #include <sys/kernel.h> 52 #include <sys/conf.h> 53 #include <sys/device.h> 54 #include <sys/malloc.h> 55 #include <sys/ioctl.h> 56 #include <sys/tty.h> 57 #include <sys/termios.h> 58 #include <sys/systm.h> 59 #include <sys/proc.h> 60 #include <dev/cons.h> 61 #include <amiga/amiga/kdassert.h> 62 #include <amiga/amiga/color.h> /* DEBUG */ 63 #include <amiga/amiga/device.h> 64 #include <amiga/dev/iteioctl.h> 65 #include <amiga/dev/itevar.h> 66 #include <amiga/dev/kbdmap.h> 67 #include <amiga/dev/grfioctl.h> 68 #include <amiga/dev/grfvar.h> 69 70 71 /* 72 * XXX go ask sys/kern/tty.c:ttselect() 73 */ 74 #include "grf.h" 75 struct tty *ite_tty[NGRF]; 76 77 #define ITEUNIT(dev) (minor(dev)) 78 79 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 80 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 81 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 82 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 83 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 84 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 85 (ip)->grf->g_itescroll(ip,sy,sx,count,dir) 86 87 u_int ite_confunits; /* configured units */ 88 89 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 90 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 91 92 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 93 94 struct ite_softc con_itesoftc; 95 u_char cons_tabs[MAX_TABS]; 96 97 struct ite_softc *kbd_ite; 98 int kbd_init; 99 100 static char *index __P((const char *, char)); 101 static int inline atoi __P((const char *)); 102 void iteputchar __P((int c, struct ite_softc *ip)); 103 void ite_putstr __P((const char * s, int len, dev_t dev)); 104 void iteattach __P((struct device *, struct device *, void *)); 105 int itematch __P((struct device *, struct cfdata *, void *)); 106 107 struct cfdriver itecd = { 108 NULL, "ite", (cfmatch_t)itematch, iteattach, DV_DULL, 109 sizeof(struct ite_softc), NULL, 0 }; 110 111 int 112 itematch(pdp, cdp, auxp) 113 struct device *pdp; 114 struct cfdata *cdp; 115 void *auxp; 116 { 117 struct grf_softc *gp; 118 int maj; 119 120 gp = auxp; 121 /* 122 * all that our mask allows (more than enough no one 123 * has > 32 monitors for text consoles on one machine) 124 */ 125 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 126 return(0); 127 /* 128 * XXX 129 * normally this would be done in attach, however 130 * during early init we do not have a device pointer 131 * and thus no unit number. 132 */ 133 for(maj = 0; maj < nchrdev; maj++) 134 if (cdevsw[maj].d_open == iteopen) 135 break; 136 gp->g_itedev = makedev(maj, cdp->cf_unit); 137 return(1); 138 } 139 140 void 141 iteattach(pdp, dp, auxp) 142 struct device *pdp, *dp; 143 void *auxp; 144 { 145 extern int hz; 146 struct grf_softc *gp; 147 struct ite_softc *ip; 148 int s; 149 150 gp = (struct grf_softc *)auxp; 151 152 /* 153 * mark unit as attached (XXX see itematch) 154 */ 155 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 156 157 if (dp) { 158 ip = (struct ite_softc *)dp; 159 160 s = spltty(); 161 if (con_itesoftc.grf != NULL && 162 con_itesoftc.grf->g_unit == gp->g_unit) { 163 /* 164 * console reinit copy params over. 165 * and console always gets keyboard 166 */ 167 bcopy(&con_itesoftc.grf, &ip->grf, 168 (char *)&ip[1] - (char *)&ip->grf); 169 con_itesoftc.grf = NULL; 170 kbd_ite = ip; 171 } 172 ip->grf = gp; 173 splx(s); 174 175 alloc_sicallback(); 176 iteinit(gp->g_itedev); 177 printf(": rows %d cols %d", ip->rows, ip->cols); 178 printf(" repeat at (%d/100)s next at (%d/100)s", 179 start_repeat_timeo, next_repeat_timeo); 180 181 if (kbd_ite == NULL) 182 kbd_ite = ip; 183 if (kbd_ite == ip) 184 printf(" has keyboard"); 185 printf("\n"); 186 } else { 187 if (con_itesoftc.grf != NULL && 188 con_itesoftc.grf->g_conpri > gp->g_conpri) 189 return; 190 con_itesoftc.grf = gp; 191 con_itesoftc.tabs = cons_tabs; 192 } 193 } 194 195 struct ite_softc * 196 getitesp(dev) 197 dev_t dev; 198 { 199 if (amiga_realconfig && con_itesoftc.grf == NULL) 200 return(itecd.cd_devs[ITEUNIT(dev)]); 201 202 if (con_itesoftc.grf == NULL) 203 panic("no ite_softc for console"); 204 return(&con_itesoftc); 205 } 206 207 /* 208 * cons.c entry points into ite device. 209 */ 210 211 /* 212 * Return a priority in consdev->cn_pri field highest wins. This function 213 * is called before any devices have been probed. 214 */ 215 void 216 ite_cnprobe(cd) 217 struct consdev *cd; 218 { 219 /* 220 * bring graphics layer up. 221 */ 222 config_console(); 223 224 /* 225 * return priority of the best ite (already picked from attach) 226 * or CN_DEAD. 227 */ 228 if (con_itesoftc.grf == NULL) 229 cd->cn_pri = CN_DEAD; 230 else { 231 cd->cn_pri = con_itesoftc.grf->g_conpri; 232 cd->cn_dev = con_itesoftc.grf->g_itedev; 233 } 234 } 235 236 void 237 ite_cninit(cd) 238 struct consdev *cd; 239 { 240 struct ite_softc *ip; 241 242 ip = getitesp(cd->cn_dev); 243 iteinit(cd->cn_dev); 244 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 245 } 246 247 /* 248 * ite_cnfinish() is called in ite_init() when the device is 249 * being probed in the normal fasion, thus we can finish setting 250 * up this ite now that the system is more functional. 251 */ 252 void 253 ite_cnfinish(ip) 254 struct ite_softc *ip; 255 { 256 static int done; 257 258 if (done) 259 return; 260 done = 1; 261 } 262 263 int 264 ite_cngetc(dev) 265 dev_t dev; 266 { 267 int c; 268 269 /* XXX this should be moved */ 270 if (!kbd_init) { 271 kbd_init = 1; 272 kbdenable(); 273 } 274 do { 275 c = kbdgetcn(); 276 c = ite_cnfilter(c, ITEFILT_CONSOLE); 277 } while (c == -1); 278 return (c); 279 } 280 281 void 282 ite_cnputc(dev, c) 283 dev_t dev; 284 int c; 285 { 286 static int paniced; 287 struct ite_softc *ip; 288 char ch; 289 290 ip = getitesp(dev); 291 ch = c; 292 293 if (panicstr && !paniced && 294 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 295 (void)ite_on(dev, 3); 296 paniced = 1; 297 } 298 iteputchar(ch, ip); 299 } 300 301 void 302 ite_cnpollc(dev, on) 303 dev_t dev; 304 int on; 305 { 306 } 307 308 /* 309 * standard entry points to the device. 310 */ 311 312 /* 313 * iteinit() is the standard entry point for initialization of 314 * an ite device, it is also called from ite_cninit(). 315 * 316 */ 317 void 318 iteinit(dev) 319 dev_t dev; 320 { 321 struct ite_softc *ip; 322 323 ip = getitesp(dev); 324 if (ip->flags & ITE_INITED) 325 return; 326 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 327 328 ip->cursorx = 0; 329 ip->cursory = 0; 330 SUBR_INIT(ip); 331 SUBR_CURSOR(ip, DRAW_CURSOR); 332 if (ip->tabs == NULL) 333 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 334 ite_reset(ip); 335 ip->flags |= ITE_INITED; 336 } 337 338 int 339 iteopen(dev, mode, devtype, p) 340 dev_t dev; 341 int mode, devtype; 342 struct proc *p; 343 { 344 struct ite_softc *ip; 345 struct tty *tp; 346 int error, first, unit; 347 348 unit = ITEUNIT(dev); 349 first = 0; 350 351 if (((1 << unit) & ite_confunits) == 0) 352 return (ENXIO); 353 354 ip = getitesp(dev); 355 356 if (ip->tp == NULL) 357 tp = ite_tty[unit] = ip->tp = ttymalloc(); 358 else 359 tp = ip->tp; 360 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 361 && p->p_ucred->cr_uid != 0) 362 return (EBUSY); 363 if ((ip->flags & ITE_ACTIVE) == 0) { 364 error = ite_on(dev, 0); 365 if (error) 366 return (error); 367 first = 1; 368 } 369 tp->t_oproc = itestart; 370 tp->t_param = ite_param; 371 tp->t_dev = dev; 372 if ((tp->t_state & TS_ISOPEN) == 0) { 373 ttychars(tp); 374 tp->t_iflag = TTYDEF_IFLAG; 375 tp->t_oflag = TTYDEF_OFLAG; 376 tp->t_cflag = TTYDEF_CFLAG; 377 tp->t_lflag = TTYDEF_LFLAG; 378 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 379 tp->t_state = TS_WOPEN | TS_CARR_ON; 380 ttsetwater(tp); 381 } 382 error = (*linesw[tp->t_line].l_open) (dev, tp); 383 if (error == 0) { 384 tp->t_winsize.ws_row = ip->rows; 385 tp->t_winsize.ws_col = ip->cols; 386 if (!kbd_init) { 387 kbd_init = 1; 388 kbdenable(); 389 } 390 } else if (first) 391 ite_off(dev, 0); 392 return (error); 393 } 394 395 int 396 iteclose(dev, flag, mode, p) 397 dev_t dev; 398 int flag, mode; 399 struct proc *p; 400 { 401 struct tty *tp; 402 403 tp = getitesp(dev)->tp; 404 405 KDASSERT(tp); 406 (*linesw[tp->t_line].l_close) (tp, flag); 407 ttyclose(tp); 408 ite_off(dev, 0); 409 return (0); 410 } 411 412 int 413 iteread(dev, uio, flag) 414 dev_t dev; 415 struct uio *uio; 416 int flag; 417 { 418 struct tty *tp; 419 420 tp = getitesp(dev)->tp; 421 422 KDASSERT(tp); 423 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 424 } 425 426 int 427 itewrite(dev, uio, flag) 428 dev_t dev; 429 struct uio *uio; 430 int flag; 431 { 432 struct tty *tp; 433 434 tp = getitesp(dev)->tp; 435 436 KDASSERT(tp); 437 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 438 } 439 440 int 441 iteioctl(dev, cmd, addr, flag, p) 442 dev_t dev; 443 u_long cmd; 444 caddr_t addr; 445 int flag; 446 struct proc *p; 447 { 448 struct iterepeat *irp; 449 struct ite_softc *ip; 450 struct tty *tp; 451 int error; 452 453 ip = getitesp(dev); 454 tp = ip->tp; 455 456 KDASSERT(tp); 457 458 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 459 if (error >= 0) 460 return (error); 461 error = ttioctl(tp, cmd, addr, flag, p); 462 if (error >= 0) 463 return (error); 464 465 switch (cmd) { 466 case ITEIOCSKMAP: 467 if (addr == 0) 468 return(EFAULT); 469 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 470 return(0); 471 case ITEIOCGKMAP: 472 if (addr == NULL) 473 return(EFAULT); 474 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 475 return(0); 476 case ITEIOCGREPT: 477 irp = (struct iterepeat *)addr; 478 irp->start = start_repeat_timeo; 479 irp->next = next_repeat_timeo; 480 case ITEIOCSREPT: 481 irp = (struct iterepeat *)addr; 482 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 483 return(EINVAL); 484 start_repeat_timeo = irp->start; 485 next_repeat_timeo = irp->next; 486 return(0); 487 } 488 /* XXX */ 489 if (minor(dev) == 0) { 490 error = ite_grf_ioctl(ip, cmd, addr, flag, p); 491 if (error >= 0) 492 return (error); 493 } 494 return (ENOTTY); 495 } 496 497 void 498 itestart(tp) 499 struct tty *tp; 500 { 501 struct clist *rbp; 502 struct ite_softc *ip; 503 u_char buf[ITEBURST]; 504 int s, len, n; 505 506 ip = getitesp(tp->t_dev); 507 508 KDASSERT(tp); 509 510 s = spltty(); { 511 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 512 goto out; 513 514 tp->t_state |= TS_BUSY; 515 rbp = &tp->t_outq; 516 517 len = q_to_b(rbp, buf, ITEBURST); 518 } splx(s); 519 520 /* Here is a really good place to implement pre/jumpscroll() */ 521 ite_putstr(buf, len, tp->t_dev); 522 523 s = spltty(); { 524 tp->t_state &= ~TS_BUSY; 525 /* we have characters remaining. */ 526 if (rbp->c_cc) { 527 tp->t_state |= TS_TIMEOUT; 528 timeout(ttrstrt, tp, 1); 529 } 530 /* wakeup we are below */ 531 if (rbp->c_cc <= tp->t_lowat) { 532 if (tp->t_state & TS_ASLEEP) { 533 tp->t_state &= ~TS_ASLEEP; 534 wakeup((caddr_t) rbp); 535 } 536 selwakeup(&tp->t_wsel); 537 } 538 out: 539 } splx(s); 540 } 541 542 int 543 ite_on(dev, flag) 544 dev_t dev; 545 int flag; 546 { 547 struct ite_softc *ip; 548 int unit; 549 550 unit = ITEUNIT(dev); 551 if (((1 << unit) & ite_confunits) == 0) 552 return (ENXIO); 553 554 ip = getitesp(dev); 555 556 /* force ite active, overriding graphics mode */ 557 if (flag & 1) { 558 ip->flags |= ITE_ACTIVE; 559 ip->flags &= ~(ITE_INGRF | ITE_INITED); 560 } 561 /* leave graphics mode */ 562 if (flag & 2) { 563 ip->flags &= ~ITE_INGRF; 564 if ((ip->flags & ITE_ACTIVE) == 0) 565 return (0); 566 } 567 ip->flags |= ITE_ACTIVE; 568 if (ip->flags & ITE_INGRF) 569 return (0); 570 iteinit(dev); 571 return (0); 572 } 573 574 int 575 ite_off(dev, flag) 576 dev_t dev; 577 int flag; 578 { 579 struct ite_softc *ip; 580 581 ip = getitesp(dev); 582 if (flag & 2) 583 ip->flags |= ITE_INGRF; 584 if ((ip->flags & ITE_ACTIVE) == 0) 585 return; 586 if ((flag & 1) || 587 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 588 SUBR_DEINIT(ip); 589 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 590 ip->flags &= ~ITE_ACTIVE; 591 } 592 593 /* XXX called after changes made in underlying grf layer. */ 594 /* I want to nuke this */ 595 void 596 ite_reinit(dev) 597 dev_t dev; 598 { 599 struct ite_softc *ip; 600 601 ip = getitesp(dev); 602 ip->flags &= ~ITE_INITED; 603 iteinit(dev); 604 } 605 606 int 607 ite_param(tp, t) 608 struct tty *tp; 609 struct termios *t; 610 { 611 tp->t_ispeed = t->c_ispeed; 612 tp->t_ospeed = t->c_ospeed; 613 tp->t_cflag = t->c_cflag; 614 return (0); 615 } 616 617 void 618 ite_reset(ip) 619 struct ite_softc *ip; 620 { 621 int i; 622 623 ip->curx = 0; 624 ip->cury = 0; 625 ip->attribute = ATTR_NOR; 626 ip->save_curx = 0; 627 ip->save_cury = 0; 628 ip->save_attribute = ATTR_NOR; 629 ip->ap = ip->argbuf; 630 ip->emul_level = 0; 631 ip->eightbit_C1 = 0; 632 ip->top_margin = 0; 633 ip->bottom_margin = ip->rows - 1; 634 ip->inside_margins = 0; 635 ip->linefeed_newline = 0; 636 ip->auto_wrap = ite_default_wrap; 637 ip->cursor_appmode = 0; 638 ip->keypad_appmode = 0; 639 ip->imode = 0; 640 ip->key_repeat = 1; 641 bzero(ip->tabs, ip->cols); 642 for (i = 0; i < ip->cols; i++) 643 ip->tabs[i] = ((i & 7) == 0); 644 } 645 646 /* 647 * has to be global becuase of the shared filters. 648 */ 649 static u_char key_mod; 650 static u_char last_dead; 651 652 /* Used in console at startup only */ 653 int 654 ite_cnfilter(c, caller) 655 u_char c; 656 enum caller caller; 657 { 658 struct key key; 659 u_char code, up, mask; 660 int s, i; 661 662 up = c & 0x80 ? 1 : 0; 663 c &= 0x7f; 664 code = 0; 665 666 s = spltty(); 667 668 i = (int)c - KBD_LEFT_SHIFT; 669 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 670 mask = 1 << i; 671 if (up) 672 key_mod &= ~mask; 673 else 674 key_mod |= mask; 675 splx(s); 676 return -1; 677 } 678 679 if (up) { 680 splx(s); 681 return -1; 682 } 683 684 /* translate modifiers */ 685 if (key_mod & KBD_MOD_SHIFT) { 686 if (key_mod & KBD_MOD_ALT) 687 key = kbdmap.alt_shift_keys[c]; 688 else 689 key = kbdmap.shift_keys[c]; 690 } else if (key_mod & KBD_MOD_ALT) 691 key = kbdmap.alt_keys[c]; 692 else { 693 key = kbdmap.keys[c]; 694 /* if CAPS and key is CAPable (no pun intended) */ 695 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 696 key = kbdmap.shift_keys[c]; 697 } 698 code = key.code; 699 700 /* if string return */ 701 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 702 splx(s); 703 return -1; 704 } 705 /* handle dead keys */ 706 if (key.mode & KBD_MODE_DEAD) { 707 /* if entered twice, send accent itself */ 708 if (last_dead == key.mode & KBD_MODE_ACCMASK) 709 last_dead = 0; 710 else { 711 last_dead = key.mode & KBD_MODE_ACCMASK; 712 splx(s); 713 return -1; 714 } 715 } 716 if (last_dead) { 717 /* can't apply dead flag to string-keys */ 718 if (code >= '@' && code < 0x7f) 719 code = 720 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 721 last_dead = 0; 722 } 723 if (key_mod & KBD_MOD_CTRL) 724 code &= 0x1f; 725 if (key_mod & KBD_MOD_META) 726 code |= 0x80; 727 728 /* do console mapping. */ 729 code = code == '\r' ? '\n' : code; 730 731 splx(s); 732 return (code); 733 } 734 735 /* And now the old stuff. */ 736 737 /* these are used to implement repeating keys.. */ 738 static u_char last_char; 739 static u_char tout_pending; 740 741 /*ARGSUSED*/ 742 static void 743 repeat_handler(arg) 744 void *arg; 745 { 746 tout_pending = 0; 747 if (last_char) 748 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 749 } 750 751 void 752 ite_filter(c, caller) 753 u_char c; 754 enum caller caller; 755 { 756 struct tty *kbd_tty; 757 u_char code, *str, up, mask; 758 struct key key; 759 int s, i; 760 761 if (kbd_ite == NULL) 762 return; 763 764 kbd_tty = kbd_ite->tp; 765 766 /* have to make sure we're at spltty in here */ 767 s = spltty(); 768 769 /* 770 * keyboard interrupts come at priority 2, while softint 771 * generated keyboard-repeat interrupts come at level 1. So, 772 * to not allow a key-up event to get thru before a repeat for 773 * the key-down, we remove any outstanding callout requests.. 774 */ 775 rem_sicallback(ite_filter); 776 777 up = c & 0x80 ? 1 : 0; 778 c &= 0x7f; 779 code = 0; 780 781 i = (int)c - KBD_LEFT_SHIFT; 782 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 783 mask = 1 << i; 784 if (up) 785 key_mod &= ~mask; 786 else 787 key_mod |= mask; 788 splx(s); 789 return; 790 } 791 /* stop repeating on up event */ 792 if (up) { 793 if (tout_pending) { 794 untimeout(repeat_handler, 0); 795 tout_pending = 0; 796 last_char = 0; 797 } 798 splx(s); 799 return; 800 } else if (tout_pending && last_char != c) { 801 /* different character, stop also */ 802 untimeout(repeat_handler, 0); 803 tout_pending = 0; 804 last_char = 0; 805 } 806 /* Safety button, switch back to ascii keymap. */ 807 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 808 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 809 810 splx(s); 811 return; 812 #ifdef DDB 813 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 814 extern int Debugger(); 815 Debugger(); 816 splx(s); 817 return; 818 #endif 819 } 820 /* translate modifiers */ 821 if (key_mod & KBD_MOD_SHIFT) { 822 if (key_mod & KBD_MOD_ALT) 823 key = kbdmap.alt_shift_keys[c]; 824 else 825 key = kbdmap.shift_keys[c]; 826 } else if (key_mod & KBD_MOD_ALT) 827 key = kbdmap.alt_keys[c]; 828 else { 829 key = kbdmap.keys[c]; 830 /* if CAPS and key is CAPable (no pun intended) */ 831 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 832 key = kbdmap.shift_keys[c]; 833 } 834 code = key.code; 835 836 /* 837 * arrange to repeat the keystroke. By doing this at the level 838 * of scan-codes, we can have function keys, and keys that 839 * send strings, repeat too. This also entitles an additional 840 * overhead, since we have to do the conversion each time, but 841 * I guess that's ok. 842 */ 843 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 844 tout_pending = 1; 845 last_char = c; 846 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 847 } else if (!tout_pending && caller == ITEFILT_REPEATER && 848 kbd_ite->key_repeat) { 849 tout_pending = 1; 850 last_char = c; 851 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 852 } 853 /* handle dead keys */ 854 if (key.mode & KBD_MODE_DEAD) { 855 /* if entered twice, send accent itself */ 856 if (last_dead == key.mode & KBD_MODE_ACCMASK) 857 last_dead = 0; 858 else { 859 last_dead = key.mode & KBD_MODE_ACCMASK; 860 splx(s); 861 return; 862 } 863 } 864 if (last_dead) { 865 /* can't apply dead flag to string-keys */ 866 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 867 code < 0x7f) 868 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 869 last_dead = 0; 870 } 871 /* if not string, apply META and CTRL modifiers */ 872 if (!(key.mode & KBD_MODE_STRING) 873 && (!(key.mode & KBD_MODE_KPAD) || 874 (kbd_ite && !kbd_ite->keypad_appmode))) { 875 if (key_mod & KBD_MOD_CTRL) 876 code &= 0x1f; 877 if (key_mod & KBD_MOD_META) 878 code |= 0x80; 879 } else if ((key.mode & KBD_MODE_KPAD) && 880 (kbd_ite && kbd_ite->keypad_appmode)) { 881 static char *in = "0123456789-+.\r()/*"; 882 static char *out = "pqrstuvwxymlnMPQRS"; 883 char *cp = index (in, code); 884 885 /* 886 * keypad-appmode sends SS3 followed by the above 887 * translated character 888 */ 889 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 890 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 891 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 892 splx(s); 893 return; 894 } else { 895 /* *NO* I don't like this.... */ 896 static u_char app_cursor[] = 897 { 898 3, 27, 'O', 'A', 899 3, 27, 'O', 'B', 900 3, 27, 'O', 'C', 901 3, 27, 'O', 'D'}; 902 903 str = kbdmap.strings + code; 904 /* 905 * if this is a cursor key, AND it has the default 906 * keymap setting, AND we're in app-cursor mode, switch 907 * to the above table. This is *nasty* ! 908 */ 909 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 910 && !bcmp(str, "\x03\x1b[", 3) && 911 index("ABCD", str[3])) 912 str = app_cursor + 4 * (str[3] - 'A'); 913 914 /* 915 * using a length-byte instead of 0-termination allows 916 * to embed \0 into strings, although this is not used 917 * in the default keymap 918 */ 919 for (i = *str++; i; i--) 920 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 921 splx(s); 922 return; 923 } 924 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 925 926 splx(s); 927 return; 928 } 929 930 /* helper functions, makes the code below more readable */ 931 static void inline 932 ite_sendstr(str) 933 char *str; 934 { 935 struct tty *kbd_tty; 936 937 kbd_tty = kbd_ite->tp; 938 KDASSERT(kbd_tty); 939 while (*str) 940 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 941 } 942 943 static void 944 alignment_display(ip) 945 struct ite_softc *ip; 946 { 947 int i, j; 948 949 for (j = 0; j < ip->rows; j++) 950 for (i = 0; i < ip->cols; i++) 951 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 952 attrclr(ip, 0, 0, ip->rows, ip->cols); 953 SUBR_CURSOR(ip, DRAW_CURSOR); 954 } 955 956 static void inline 957 snap_cury(ip) 958 struct ite_softc *ip; 959 { 960 if (ip->inside_margins) 961 { 962 if (ip->cury < ip->top_margin) 963 ip->cury = ip->top_margin; 964 if (ip->cury > ip->bottom_margin) 965 ip->cury = ip->bottom_margin; 966 } 967 } 968 969 static void inline 970 ite_dnchar(ip, n) 971 struct ite_softc *ip; 972 int n; 973 { 974 n = min(n, ip->cols - ip->curx); 975 if (n < ip->cols - ip->curx) 976 { 977 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 978 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 979 1, ip->cols - ip->curx - n); 980 attrclr(ip, ip->cury, ip->cols - n, 1, n); 981 } 982 while (n-- > 0) 983 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 984 SUBR_CURSOR(ip, DRAW_CURSOR); 985 } 986 987 static void inline 988 ite_inchar(ip, n) 989 struct ite_softc *ip; 990 int n; 991 { 992 n = min(n, ip->cols - ip->curx); 993 if (n < ip->cols - ip->curx) 994 { 995 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 996 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 997 1, ip->cols - ip->curx - n); 998 attrclr(ip, ip->cury, ip->curx, 1, n); 999 } 1000 while (n--) 1001 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1002 SUBR_CURSOR(ip, DRAW_CURSOR); 1003 } 1004 1005 static void inline 1006 ite_clrtoeol(ip) 1007 struct ite_softc *ip; 1008 { 1009 int y = ip->cury, x = ip->curx; 1010 if (ip->cols - x > 0) 1011 { 1012 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1013 attrclr(ip, y, x, 1, ip->cols - x); 1014 SUBR_CURSOR(ip, DRAW_CURSOR); 1015 } 1016 } 1017 1018 static void inline 1019 ite_clrtobol(ip) 1020 struct ite_softc *ip; 1021 { 1022 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1023 SUBR_CLEAR(ip, y, 0, 1, x); 1024 attrclr(ip, y, 0, 1, x); 1025 SUBR_CURSOR(ip, DRAW_CURSOR); 1026 } 1027 1028 static void inline 1029 ite_clrline(ip) 1030 struct ite_softc *ip; 1031 { 1032 int y = ip->cury; 1033 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1034 attrclr(ip, y, 0, 1, ip->cols); 1035 SUBR_CURSOR(ip, DRAW_CURSOR); 1036 } 1037 1038 1039 1040 static void inline 1041 ite_clrtoeos(ip) 1042 struct ite_softc *ip; 1043 { 1044 ite_clrtoeol(ip); 1045 if (ip->cury < ip->rows - 1) 1046 { 1047 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1048 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1049 SUBR_CURSOR(ip, DRAW_CURSOR); 1050 } 1051 } 1052 1053 static void inline 1054 ite_clrtobos(ip) 1055 struct ite_softc *ip; 1056 { 1057 ite_clrtobol(ip); 1058 if (ip->cury > 0) 1059 { 1060 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1061 attrclr(ip, 0, 0, ip->cury, ip->cols); 1062 SUBR_CURSOR(ip, DRAW_CURSOR); 1063 } 1064 } 1065 1066 static void inline 1067 ite_clrscreen(ip) 1068 struct ite_softc *ip; 1069 { 1070 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1071 attrclr(ip, 0, 0, ip->rows, ip->cols); 1072 SUBR_CURSOR(ip, DRAW_CURSOR); 1073 } 1074 1075 1076 1077 static void inline 1078 ite_dnline(ip, n) 1079 struct ite_softc *ip; 1080 int n; 1081 { 1082 /* interesting.. if the cursor is outside the scrolling 1083 region, this command is simply ignored.. */ 1084 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1085 return; 1086 1087 n = min(n, ip->bottom_margin + 1 - ip->cury); 1088 if (n <= ip->bottom_margin - ip->cury) 1089 { 1090 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1091 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1092 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1093 } 1094 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1095 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1096 SUBR_CURSOR(ip, DRAW_CURSOR); 1097 } 1098 1099 static void inline 1100 ite_inline(ip, n) 1101 struct ite_softc *ip; 1102 int n; 1103 { 1104 /* interesting.. if the cursor is outside the scrolling 1105 region, this command is simply ignored.. */ 1106 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1107 return; 1108 1109 n = min(n, ip->bottom_margin + 1 - ip->cury); 1110 if (n <= ip->bottom_margin - ip->cury) 1111 { 1112 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1113 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1114 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1115 } 1116 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1117 attrclr(ip, ip->cury, 0, n, ip->cols); 1118 SUBR_CURSOR(ip, DRAW_CURSOR); 1119 } 1120 1121 static void inline 1122 ite_lf (ip) 1123 struct ite_softc *ip; 1124 { 1125 ++ip->cury; 1126 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1127 { 1128 ip->cury--; 1129 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1130 ite_clrline(ip); 1131 } 1132 SUBR_CURSOR(ip, MOVE_CURSOR); 1133 clr_attr(ip, ATTR_INV); 1134 } 1135 1136 static void inline 1137 ite_crlf (ip) 1138 struct ite_softc *ip; 1139 { 1140 ip->curx = 0; 1141 ite_lf (ip); 1142 } 1143 1144 static void inline 1145 ite_cr (ip) 1146 struct ite_softc *ip; 1147 { 1148 if (ip->curx) 1149 { 1150 ip->curx = 0; 1151 SUBR_CURSOR(ip, MOVE_CURSOR); 1152 } 1153 } 1154 1155 static void inline 1156 ite_rlf (ip) 1157 struct ite_softc *ip; 1158 { 1159 ip->cury--; 1160 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1161 { 1162 ip->cury++; 1163 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1164 ite_clrline(ip); 1165 } 1166 SUBR_CURSOR(ip, MOVE_CURSOR); 1167 clr_attr(ip, ATTR_INV); 1168 } 1169 1170 static int inline 1171 atoi (cp) 1172 const char *cp; 1173 { 1174 int n; 1175 1176 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1177 n = n * 10 + *cp - '0'; 1178 1179 return n; 1180 } 1181 1182 static char * 1183 index (cp, ch) 1184 const char *cp; 1185 char ch; 1186 { 1187 while (*cp && *cp != ch) cp++; 1188 return *cp ? (char *) cp : 0; 1189 } 1190 1191 1192 1193 static int inline 1194 ite_argnum (ip) 1195 struct ite_softc *ip; 1196 { 1197 char ch; 1198 int n; 1199 1200 /* convert argument string into number */ 1201 if (ip->ap == ip->argbuf) 1202 return 1; 1203 ch = *ip->ap; 1204 *ip->ap = 0; 1205 n = atoi (ip->argbuf); 1206 *ip->ap = ch; 1207 1208 return n; 1209 } 1210 1211 static int inline 1212 ite_zargnum (ip) 1213 struct ite_softc *ip; 1214 { 1215 char ch, *cp; 1216 int n; 1217 1218 /* convert argument string into number */ 1219 if (ip->ap == ip->argbuf) 1220 return 0; 1221 ch = *ip->ap; 1222 *ip->ap = 0; 1223 n = atoi (ip->argbuf); 1224 *ip->ap = ch; 1225 1226 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1227 } 1228 1229 static int inline 1230 strncmp (a, b, l) 1231 const char *a, *b; 1232 int l; 1233 { 1234 for (;l--; a++, b++) 1235 if (*a != *b) 1236 return *a - *b; 1237 return 0; 1238 } 1239 1240 void 1241 ite_putstr(s, len, dev) 1242 const char *s; 1243 int len; 1244 dev_t dev; 1245 { 1246 struct ite_softc *ip; 1247 int i; 1248 1249 ip = getitesp(dev); 1250 1251 /* XXX avoid problems */ 1252 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1253 return; 1254 1255 SUBR_CURSOR(ip, START_CURSOROPT); 1256 for (i = 0; i < len; i++) 1257 if (s[i]) 1258 iteputchar(s[i], ip); 1259 SUBR_CURSOR(ip, END_CURSOROPT); 1260 } 1261 1262 1263 void 1264 iteputchar(c, ip) 1265 register int c; 1266 struct ite_softc *ip; 1267 { 1268 struct tty *kbd_tty; 1269 int n, x, y; 1270 char *cp; 1271 1272 if (kbd_ite == NULL) 1273 kbd_tty = NULL; 1274 else 1275 kbd_tty = kbd_ite->tp; 1276 1277 if (ip->escape) 1278 { 1279 doesc: 1280 switch (ip->escape) 1281 { 1282 case ESC: 1283 switch (c) 1284 { 1285 /* first 7bit equivalents for the 8bit control characters */ 1286 1287 case 'D': 1288 c = IND; 1289 ip->escape = 0; 1290 break; /* and fall into the next switch below (same for all `break') */ 1291 1292 case 'E': 1293 c = NEL; 1294 ip->escape = 0; 1295 break; 1296 1297 case 'H': 1298 c = HTS; 1299 ip->escape = 0; 1300 break; 1301 1302 case 'M': 1303 c = RI; 1304 ip->escape = 0; 1305 break; 1306 1307 case 'N': 1308 c = SS2; 1309 ip->escape = 0; 1310 break; 1311 1312 case 'O': 1313 c = SS3; 1314 ip->escape = 0; 1315 break; 1316 1317 case 'P': 1318 c = DCS; 1319 ip->escape = 0; 1320 break; 1321 1322 case '[': 1323 c = CSI; 1324 ip->escape = 0; 1325 break; 1326 1327 case '\\': 1328 c = ST; 1329 ip->escape = 0; 1330 break; 1331 1332 case ']': 1333 c = OSC; 1334 ip->escape = 0; 1335 break; 1336 1337 case '^': 1338 c = PM; 1339 ip->escape = 0; 1340 break; 1341 1342 case '_': 1343 c = APC; 1344 ip->escape = 0; 1345 break; 1346 1347 1348 /* introduces 7/8bit control */ 1349 case ' ': 1350 /* can be followed by either F or G */ 1351 ip->escape = ' '; 1352 break; 1353 1354 1355 /* a lot of character set selections, not yet used... 1356 94-character sets: */ 1357 case '(': /* G0 */ 1358 case ')': /* G1 */ 1359 ip->escape = c; 1360 return; 1361 1362 case '*': /* G2 */ 1363 case '+': /* G3 */ 1364 case 'B': /* ASCII */ 1365 case 'A': /* ISO latin 1 */ 1366 case '<': /* user preferred suplemental */ 1367 case '0': /* dec special graphics */ 1368 1369 /* 96-character sets: */ 1370 case '-': /* G1 */ 1371 case '.': /* G2 */ 1372 case '/': /* G3 */ 1373 1374 /* national character sets: */ 1375 case '4': /* dutch */ 1376 case '5': 1377 case 'C': /* finnish */ 1378 case 'R': /* french */ 1379 case 'Q': /* french canadian */ 1380 case 'K': /* german */ 1381 case 'Y': /* italian */ 1382 case '6': /* norwegian/danish */ 1383 /* note: %5 and %6 are not supported (two chars..) */ 1384 1385 ip->escape = 0; 1386 /* just ignore for now */ 1387 return; 1388 1389 1390 /* locking shift modes (as you might guess, not yet supported..) */ 1391 case '`': 1392 ip->GR = ip->G1; 1393 ip->escape = 0; 1394 return; 1395 1396 case 'n': 1397 ip->GL = ip->G2; 1398 ip->escape = 0; 1399 return; 1400 1401 case '}': 1402 ip->GR = ip->G2; 1403 ip->escape = 0; 1404 return; 1405 1406 case 'o': 1407 ip->GL = ip->G3; 1408 ip->escape = 0; 1409 return; 1410 1411 case '|': 1412 ip->GR = ip->G3; 1413 ip->escape = 0; 1414 return; 1415 1416 1417 /* font width/height control */ 1418 case '#': 1419 ip->escape = '#'; 1420 return; 1421 1422 1423 /* hard terminal reset .. */ 1424 case 'c': 1425 ite_reset (ip); 1426 SUBR_CURSOR(ip, MOVE_CURSOR); 1427 ip->escape = 0; 1428 return; 1429 1430 1431 case '7': 1432 ip->save_curx = ip->curx; 1433 ip->save_cury = ip->cury; 1434 ip->save_attribute = ip->attribute; 1435 ip->escape = 0; 1436 return; 1437 1438 case '8': 1439 ip->curx = ip->save_curx; 1440 ip->cury = ip->save_cury; 1441 ip->attribute = ip->save_attribute; 1442 SUBR_CURSOR(ip, MOVE_CURSOR); 1443 ip->escape = 0; 1444 return; 1445 1446 case '=': 1447 ip->keypad_appmode = 1; 1448 ip->escape = 0; 1449 return; 1450 1451 case '>': 1452 ip->keypad_appmode = 0; 1453 ip->escape = 0; 1454 return; 1455 1456 case 'Z': /* request ID */ 1457 if (ip->emul_level == EMUL_VT100) 1458 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1459 else 1460 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1461 ip->escape = 0; 1462 return; 1463 1464 /* default catch all for not recognized ESC sequences */ 1465 default: 1466 ip->escape = 0; 1467 return; 1468 } 1469 break; 1470 1471 1472 case '(': 1473 case ')': 1474 ip->escape = 0; 1475 return; 1476 1477 1478 case ' ': 1479 switch (c) 1480 { 1481 case 'F': 1482 ip->eightbit_C1 = 0; 1483 ip->escape = 0; 1484 return; 1485 1486 case 'G': 1487 ip->eightbit_C1 = 1; 1488 ip->escape = 0; 1489 return; 1490 1491 default: 1492 /* not supported */ 1493 ip->escape = 0; 1494 return; 1495 } 1496 break; 1497 1498 1499 case '#': 1500 switch (c) 1501 { 1502 case '5': 1503 /* single height, single width */ 1504 ip->escape = 0; 1505 return; 1506 1507 case '6': 1508 /* double width, single height */ 1509 ip->escape = 0; 1510 return; 1511 1512 case '3': 1513 /* top half */ 1514 ip->escape = 0; 1515 return; 1516 1517 case '4': 1518 /* bottom half */ 1519 ip->escape = 0; 1520 return; 1521 1522 case '8': 1523 /* screen alignment pattern... */ 1524 alignment_display (ip); 1525 ip->escape = 0; 1526 return; 1527 1528 default: 1529 ip->escape = 0; 1530 return; 1531 } 1532 break; 1533 1534 1535 1536 case CSI: 1537 /* the biggie... */ 1538 switch (c) 1539 { 1540 case '0': case '1': case '2': case '3': case '4': 1541 case '5': case '6': case '7': case '8': case '9': 1542 case ';': case '\"': case '$': case '>': 1543 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1544 *ip->ap++ = c; 1545 return; 1546 1547 case BS: 1548 /* you wouldn't believe such perversion is possible? 1549 it is.. BS is allowed in between cursor sequences 1550 (at least), according to vttest.. */ 1551 if (--ip->curx < 0) 1552 ip->curx = 0; 1553 else 1554 SUBR_CURSOR(ip, MOVE_CURSOR); 1555 break; 1556 1557 case 'p': 1558 *ip->ap = 0; 1559 if (! strncmp (ip->argbuf, "61\"", 3)) 1560 ip->emul_level = EMUL_VT100; 1561 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1562 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1563 ip->emul_level = EMUL_VT300_7; 1564 else 1565 ip->emul_level = EMUL_VT300_8; 1566 ip->escape = 0; 1567 return; 1568 1569 1570 case '?': 1571 *ip->ap = 0; 1572 ip->escape = '?'; 1573 ip->ap = ip->argbuf; 1574 return; 1575 1576 1577 case 'c': 1578 *ip->ap = 0; 1579 if (ip->argbuf[0] == '>') 1580 { 1581 ite_sendstr ("\033[>24;0;0;0c"); 1582 } 1583 else switch (ite_zargnum(ip)) 1584 { 1585 case 0: 1586 /* primary DA request, send primary DA response */ 1587 if (ip->emul_level == EMUL_VT100) 1588 ite_sendstr ("\033[?1;1c"); 1589 else 1590 ite_sendstr ("\033[?63;1c"); 1591 break; 1592 } 1593 ip->escape = 0; 1594 return; 1595 1596 case 'n': 1597 switch (ite_zargnum(ip)) 1598 { 1599 case 5: 1600 ite_sendstr ("\033[0n"); /* no malfunction */ 1601 break; 1602 case 6: 1603 /* cursor position report */ 1604 sprintf (ip->argbuf, "\033[%d;%dR", 1605 ip->cury + 1, ip->curx + 1); 1606 ite_sendstr (ip->argbuf); 1607 break; 1608 } 1609 ip->escape = 0; 1610 return; 1611 1612 1613 case 'x': 1614 switch (ite_zargnum(ip)) 1615 { 1616 case 0: 1617 /* Fake some terminal parameters. */ 1618 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1619 break; 1620 case 1: 1621 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1622 break; 1623 } 1624 ip->escape = 0; 1625 return; 1626 1627 1628 case 'g': 1629 switch (ite_zargnum(ip)) 1630 { 1631 case 0: 1632 if (ip->curx < ip->cols) 1633 ip->tabs[ip->curx] = 0; 1634 break; 1635 case 3: 1636 for (n = 0; n < ip->cols; n++) 1637 ip->tabs[n] = 0; 1638 break; 1639 } 1640 ip->escape = 0; 1641 return; 1642 1643 1644 case 'h': case 'l': 1645 n = ite_zargnum (ip); 1646 switch (n) 1647 { 1648 case 4: 1649 ip->imode = (c == 'h'); /* insert/replace mode */ 1650 break; 1651 case 20: 1652 ip->linefeed_newline = (c == 'h'); 1653 break; 1654 } 1655 ip->escape = 0; 1656 return; 1657 1658 1659 case 'M': 1660 ite_dnline (ip, ite_argnum (ip)); 1661 ip->escape = 0; 1662 return; 1663 1664 1665 case 'L': 1666 ite_inline (ip, ite_argnum (ip)); 1667 ip->escape = 0; 1668 return; 1669 1670 1671 case 'P': 1672 ite_dnchar (ip, ite_argnum (ip)); 1673 ip->escape = 0; 1674 return; 1675 1676 1677 case '@': 1678 ite_inchar (ip, ite_argnum (ip)); 1679 ip->escape = 0; 1680 return; 1681 1682 1683 case 'G': 1684 /* this one was *not* in my vt320 manual but in 1685 a vt320 termcap entry.. who is right? 1686 It's supposed to set the horizontal cursor position. */ 1687 *ip->ap = 0; 1688 x = atoi (ip->argbuf); 1689 if (x) x--; 1690 ip->curx = min(x, ip->cols - 1); 1691 ip->escape = 0; 1692 SUBR_CURSOR(ip, MOVE_CURSOR); 1693 clr_attr (ip, ATTR_INV); 1694 return; 1695 1696 1697 case 'd': 1698 /* same thing here, this one's for setting the absolute 1699 vertical cursor position. Not documented... */ 1700 *ip->ap = 0; 1701 y = atoi (ip->argbuf); 1702 if (y) y--; 1703 if (ip->inside_margins) 1704 y += ip->top_margin; 1705 ip->cury = min(y, ip->rows - 1); 1706 ip->escape = 0; 1707 snap_cury(ip); 1708 SUBR_CURSOR(ip, MOVE_CURSOR); 1709 clr_attr (ip, ATTR_INV); 1710 return; 1711 1712 1713 case 'H': 1714 case 'f': 1715 *ip->ap = 0; 1716 y = atoi (ip->argbuf); 1717 x = 0; 1718 cp = index (ip->argbuf, ';'); 1719 if (cp) 1720 x = atoi (cp + 1); 1721 if (x) x--; 1722 if (y) y--; 1723 if (ip->inside_margins) 1724 y += ip->top_margin; 1725 ip->cury = min(y, ip->rows - 1); 1726 ip->curx = min(x, ip->cols - 1); 1727 ip->escape = 0; 1728 snap_cury(ip); 1729 SUBR_CURSOR(ip, MOVE_CURSOR); 1730 clr_attr (ip, ATTR_INV); 1731 return; 1732 1733 case 'A': 1734 n = ite_argnum (ip); 1735 n = ip->cury - (n ? n : 1); 1736 if (n < 0) n = 0; 1737 if (ip->inside_margins) 1738 n = max(ip->top_margin, n); 1739 else if (n == ip->top_margin - 1) 1740 /* allow scrolling outside region, but don't scroll out 1741 of active region without explicit CUP */ 1742 n = ip->top_margin; 1743 ip->cury = n; 1744 ip->escape = 0; 1745 SUBR_CURSOR(ip, MOVE_CURSOR); 1746 clr_attr (ip, ATTR_INV); 1747 return; 1748 1749 case 'B': 1750 n = ite_argnum (ip); 1751 n = ip->cury + (n ? n : 1); 1752 n = min(ip->rows - 1, n); 1753 if (ip->inside_margins) 1754 n = min(ip->bottom_margin, n); 1755 else if (n == ip->bottom_margin + 1) 1756 /* allow scrolling outside region, but don't scroll out 1757 of active region without explicit CUP */ 1758 n = ip->bottom_margin; 1759 ip->cury = n; 1760 ip->escape = 0; 1761 SUBR_CURSOR(ip, MOVE_CURSOR); 1762 clr_attr (ip, ATTR_INV); 1763 return; 1764 1765 case 'C': 1766 n = ite_argnum (ip); 1767 n = n ? n : 1; 1768 ip->curx = min(ip->curx + n, ip->cols - 1); 1769 ip->escape = 0; 1770 SUBR_CURSOR(ip, MOVE_CURSOR); 1771 clr_attr (ip, ATTR_INV); 1772 return; 1773 1774 case 'D': 1775 n = ite_argnum (ip); 1776 n = n ? n : 1; 1777 n = ip->curx - n; 1778 ip->curx = n >= 0 ? n : 0; 1779 ip->escape = 0; 1780 SUBR_CURSOR(ip, MOVE_CURSOR); 1781 clr_attr (ip, ATTR_INV); 1782 return; 1783 1784 1785 1786 1787 case 'J': 1788 *ip->ap = 0; 1789 n = ite_zargnum (ip); 1790 if (n == 0) 1791 ite_clrtoeos(ip); 1792 else if (n == 1) 1793 ite_clrtobos(ip); 1794 else if (n == 2) 1795 ite_clrscreen(ip); 1796 ip->escape = 0; 1797 return; 1798 1799 1800 case 'K': 1801 n = ite_zargnum (ip); 1802 if (n == 0) 1803 ite_clrtoeol(ip); 1804 else if (n == 1) 1805 ite_clrtobol(ip); 1806 else if (n == 2) 1807 ite_clrline(ip); 1808 ip->escape = 0; 1809 return; 1810 1811 1812 case 'X': 1813 n = ite_argnum(ip) - 1; 1814 n = min(n, ip->cols - 1 - ip->curx); 1815 for (; n >= 0; n--) 1816 { 1817 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1818 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1819 } 1820 ip->escape = 0; 1821 return; 1822 1823 1824 case '}': case '`': 1825 /* status line control */ 1826 ip->escape = 0; 1827 return; 1828 1829 1830 case 'r': 1831 *ip->ap = 0; 1832 x = atoi (ip->argbuf); 1833 x = x ? x : 1; 1834 y = ip->rows; 1835 cp = index (ip->argbuf, ';'); 1836 if (cp) 1837 { 1838 y = atoi (cp + 1); 1839 y = y ? y : ip->rows; 1840 } 1841 if (y - x < 2) 1842 { 1843 /* if illegal scrolling region, reset to defaults */ 1844 x = 1; 1845 y = ip->rows; 1846 } 1847 x--; 1848 y--; 1849 ip->top_margin = min(x, ip->rows - 1); 1850 ip->bottom_margin = min(y, ip->rows - 1); 1851 if (ip->inside_margins) 1852 { 1853 ip->cury = ip->top_margin; 1854 ip->curx = 0; 1855 SUBR_CURSOR(ip, MOVE_CURSOR); 1856 } 1857 ip->escape = 0; 1858 return; 1859 1860 1861 case 'm': 1862 /* big attribute setter/resetter */ 1863 { 1864 char *cp; 1865 *ip->ap = 0; 1866 /* kludge to make CSIm work (== CSI0m) */ 1867 if (ip->ap == ip->argbuf) 1868 ip->ap++; 1869 for (cp = ip->argbuf; cp < ip->ap; ) 1870 { 1871 switch (*cp) 1872 { 1873 case 0: 1874 case '0': 1875 clr_attr (ip, ATTR_ALL); 1876 cp++; 1877 break; 1878 1879 case '1': 1880 set_attr (ip, ATTR_BOLD); 1881 cp++; 1882 break; 1883 1884 case '2': 1885 switch (cp[1]) 1886 { 1887 case '2': 1888 clr_attr (ip, ATTR_BOLD); 1889 cp += 2; 1890 break; 1891 1892 case '4': 1893 clr_attr (ip, ATTR_UL); 1894 cp += 2; 1895 break; 1896 1897 case '5': 1898 clr_attr (ip, ATTR_BLINK); 1899 cp += 2; 1900 break; 1901 1902 case '7': 1903 clr_attr (ip, ATTR_INV); 1904 cp += 2; 1905 break; 1906 1907 default: 1908 cp++; 1909 break; 1910 } 1911 break; 1912 1913 case '4': 1914 set_attr (ip, ATTR_UL); 1915 cp++; 1916 break; 1917 1918 case '5': 1919 set_attr (ip, ATTR_BLINK); 1920 cp++; 1921 break; 1922 1923 case '7': 1924 set_attr (ip, ATTR_INV); 1925 cp++; 1926 break; 1927 1928 default: 1929 cp++; 1930 break; 1931 } 1932 } 1933 1934 } 1935 ip->escape = 0; 1936 return; 1937 1938 1939 case 'u': 1940 /* DECRQTSR */ 1941 ite_sendstr ("\033P\033\\"); 1942 ip->escape = 0; 1943 return; 1944 1945 1946 1947 default: 1948 ip->escape = 0; 1949 return; 1950 } 1951 break; 1952 1953 1954 1955 case '?': /* CSI ? */ 1956 switch (c) 1957 { 1958 case '0': case '1': case '2': case '3': case '4': 1959 case '5': case '6': case '7': case '8': case '9': 1960 case ';': case '\"': case '$': 1961 /* Don't fill the last character; it's needed. */ 1962 /* XXX yeah, where ?? */ 1963 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 1964 *ip->ap++ = c; 1965 return; 1966 1967 1968 case 'n': 1969 *ip->ap = 0; 1970 if (ip->ap == &ip->argbuf[2]) 1971 { 1972 if (! strncmp (ip->argbuf, "15", 2)) 1973 /* printer status: no printer */ 1974 ite_sendstr ("\033[13n"); 1975 1976 else if (! strncmp (ip->argbuf, "25", 2)) 1977 /* udk status */ 1978 ite_sendstr ("\033[20n"); 1979 1980 else if (! strncmp (ip->argbuf, "26", 2)) 1981 /* keyboard dialect: US */ 1982 ite_sendstr ("\033[27;1n"); 1983 } 1984 ip->escape = 0; 1985 return; 1986 1987 1988 case 'h': case 'l': 1989 n = ite_zargnum (ip); 1990 switch (n) 1991 { 1992 case 1: 1993 ip->cursor_appmode = (c == 'h'); 1994 break; 1995 1996 case 3: 1997 /* 132/80 columns (132 == 'h') */ 1998 break; 1999 2000 case 4: /* smooth scroll */ 2001 break; 2002 2003 case 5: 2004 /* light background (=='h') /dark background(=='l') */ 2005 break; 2006 2007 case 6: /* origin mode */ 2008 ip->inside_margins = (c == 'h'); 2009 ip->curx = 0; 2010 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2011 SUBR_CURSOR(ip, MOVE_CURSOR); 2012 break; 2013 2014 case 7: /* auto wraparound */ 2015 ip->auto_wrap = (c == 'h'); 2016 break; 2017 2018 case 8: /* keyboard repeat */ 2019 ip->key_repeat = (c == 'h'); 2020 break; 2021 2022 case 20: /* newline mode */ 2023 ip->linefeed_newline = (c == 'h'); 2024 break; 2025 2026 case 25: /* cursor on/off */ 2027 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2028 break; 2029 } 2030 ip->escape = 0; 2031 return; 2032 2033 default: 2034 ip->escape = 0; 2035 return; 2036 } 2037 break; 2038 2039 2040 default: 2041 ip->escape = 0; 2042 return; 2043 } 2044 } 2045 2046 switch (c) { 2047 2048 case VT: /* VT is treated like LF */ 2049 case FF: /* so is FF */ 2050 case LF: 2051 /* cr->crlf distinction is done here, on output, 2052 not on input! */ 2053 if (ip->linefeed_newline) 2054 ite_crlf (ip); 2055 else 2056 ite_lf (ip); 2057 break; 2058 2059 case CR: 2060 ite_cr (ip); 2061 break; 2062 2063 case BS: 2064 if (--ip->curx < 0) 2065 ip->curx = 0; 2066 else 2067 SUBR_CURSOR(ip, MOVE_CURSOR); 2068 break; 2069 2070 case HT: 2071 for (n = ip->curx + 1; n < ip->cols; n++) { 2072 if (ip->tabs[n]) { 2073 ip->curx = n; 2074 SUBR_CURSOR(ip, MOVE_CURSOR); 2075 break; 2076 } 2077 } 2078 break; 2079 2080 case BEL: 2081 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2082 kbdbell(); 2083 break; 2084 2085 case SO: 2086 ip->GL = ip->G1; 2087 break; 2088 2089 case SI: 2090 ip->GL = ip->G0; 2091 break; 2092 2093 case ENQ: 2094 /* send answer-back message !! */ 2095 break; 2096 2097 case CAN: 2098 ip->escape = 0; /* cancel any escape sequence in progress */ 2099 break; 2100 2101 case SUB: 2102 ip->escape = 0; /* dito, but see below */ 2103 /* should also display a reverse question mark!! */ 2104 break; 2105 2106 case ESC: 2107 ip->escape = ESC; 2108 break; 2109 2110 2111 /* now it gets weird.. 8bit control sequences.. */ 2112 case IND: /* index: move cursor down, scroll */ 2113 ite_lf (ip); 2114 break; 2115 2116 case NEL: /* next line. next line, first pos. */ 2117 ite_crlf (ip); 2118 break; 2119 2120 case HTS: /* set horizontal tab */ 2121 if (ip->curx < ip->cols) 2122 ip->tabs[ip->curx] = 1; 2123 break; 2124 2125 case RI: /* reverse index */ 2126 ite_rlf (ip); 2127 break; 2128 2129 case SS2: /* go into G2 for one character */ 2130 /* not yet supported */ 2131 break; 2132 2133 case SS3: /* go into G3 for one character */ 2134 break; 2135 2136 case DCS: /* device control string introducer */ 2137 ip->escape = DCS; 2138 ip->ap = ip->argbuf; 2139 break; 2140 2141 case CSI: /* control sequence introducer */ 2142 ip->escape = CSI; 2143 ip->ap = ip->argbuf; 2144 break; 2145 2146 case ST: /* string terminator */ 2147 /* ignore, if not used as terminator */ 2148 break; 2149 2150 case OSC: /* introduces OS command. Ignore everything upto ST */ 2151 ip->escape = OSC; 2152 break; 2153 2154 case PM: /* privacy message, ignore everything upto ST */ 2155 ip->escape = PM; 2156 break; 2157 2158 case APC: /* application program command, ignore everything upto ST */ 2159 ip->escape = APC; 2160 break; 2161 2162 default: 2163 if (c < ' ' || c == DEL) 2164 break; 2165 if (ip->imode) 2166 ite_inchar(ip, 1); 2167 iteprecheckwrap(ip); 2168 #ifdef DO_WEIRD_ATTRIBUTES 2169 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2170 attrset(ip, ATTR_INV); 2171 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2172 } 2173 else 2174 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2175 #else 2176 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2177 #endif 2178 SUBR_CURSOR(ip, DRAW_CURSOR); 2179 itecheckwrap(ip); 2180 break; 2181 } 2182 } 2183 2184 iteprecheckwrap(ip) 2185 struct ite_softc *ip; 2186 { 2187 if (ip->auto_wrap && ip->curx == ip->cols) { 2188 ip->curx = 0; 2189 clr_attr(ip, ATTR_INV); 2190 if (++ip->cury >= ip->bottom_margin + 1) { 2191 ip->cury = ip->bottom_margin; 2192 SUBR_CURSOR(ip, MOVE_CURSOR); 2193 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2194 ite_clrtoeol(ip); 2195 } else 2196 SUBR_CURSOR(ip, MOVE_CURSOR); 2197 } 2198 } 2199 2200 itecheckwrap(ip) 2201 struct ite_softc *ip; 2202 { 2203 #if 0 2204 if (++ip->curx == ip->cols) { 2205 if (ip->auto_wrap) { 2206 ip->curx = 0; 2207 clr_attr(ip, ATTR_INV); 2208 if (++ip->cury >= ip->bottom_margin + 1) { 2209 ip->cury = ip->bottom_margin; 2210 SUBR_CURSOR(ip, MOVE_CURSOR); 2211 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2212 ite_clrtoeol(ip); 2213 return; 2214 } 2215 } else 2216 /* stay there if no autowrap.. */ 2217 ip->curx--; 2218 } 2219 #else 2220 if (ip->curx < ip->cols) { 2221 ip->curx++; 2222 SUBR_CURSOR(ip, MOVE_CURSOR); 2223 } 2224 #endif 2225 } 2226