ite.c revision 1.19
1 /* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1990 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. 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. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * from: Utah Hdr: ite.c 1.1 90/07/09 39 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 40 * $Id: ite.c,v 1.19 1994/06/05 07:45:15 chopps Exp $ 41 */ 42 43 /* 44 * ite - bitmaped terminal. 45 * Supports VT200, a few terminal features will be unavailable until 46 * the system actually probes the device (i.e. not after consinit()) 47 */ 48 49 #include <sys/param.h> 50 #include <sys/kernel.h> 51 #include <sys/conf.h> 52 #include <sys/device.h> 53 #include <sys/malloc.h> 54 #include <sys/ioctl.h> 55 #include <sys/tty.h> 56 #include <sys/termios.h> 57 #include <sys/systm.h> 58 #include <sys/proc.h> 59 #include <dev/cons.h> 60 #include <amiga/amiga/kdassert.h> 61 #include <amiga/amiga/color.h> /* DEBUG */ 62 #include <amiga/amiga/device.h> 63 #include <amiga/dev/iteioctl.h> 64 #include <amiga/dev/itevar.h> 65 #include <amiga/dev/kbdmap.h> 66 #include <amiga/dev/grfioctl.h> 67 #include <amiga/dev/grfvar.h> 68 69 70 /* 71 * XXX go ask sys/kern/tty.c:ttselect() 72 */ 73 #include "grf.h" 74 struct tty *ite_tty[NGRF]; 75 76 #define ITEUNIT(dev) (minor(dev)) 77 78 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 79 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 80 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 81 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 82 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 83 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 84 (ip)->grf->g_itescroll(ip,sy,sx,count,dir) 85 86 u_int ite_confunits; /* configured units */ 87 88 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 89 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 90 91 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 92 93 struct ite_softc con_itesoftc; 94 u_char cons_tabs[MAX_TABS]; 95 96 struct ite_softc *kbd_ite; 97 int kbd_init; 98 99 static char *index __P((const char *, char)); 100 static int inline atoi __P((const char *)); 101 void iteputchar __P((int c, struct ite_softc *ip)); 102 void ite_putstr __P((const char * s, int len, dev_t dev)); 103 void iteattach __P((struct device *, struct device *, void *)); 104 int itematch __P((struct device *, struct cfdata *, void *)); 105 106 struct cfdriver itecd = { 107 NULL, "ite", itematch, iteattach, DV_DULL, 108 sizeof(struct ite_softc), NULL, 0 }; 109 110 int 111 itematch(pdp, cdp, auxp) 112 struct device *pdp; 113 struct cfdata *cdp; 114 void *auxp; 115 { 116 struct grf_softc *gp; 117 int maj; 118 119 gp = auxp; 120 /* 121 * all that our mask allows (more than enough no one 122 * has > 32 monitors for text consoles on one machine) 123 */ 124 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 125 return(0); 126 /* 127 * XXX 128 * normally this would be done in attach, however 129 * during early init we do not have a device pointer 130 * and thus no unit number. 131 */ 132 for(maj = 0; maj < nchrdev; maj++) 133 if (cdevsw[maj].d_open == iteopen) 134 break; 135 gp->g_itedev = makedev(maj, cdp->cf_unit); 136 return(1); 137 } 138 139 void 140 iteattach(pdp, dp, auxp) 141 struct device *pdp, *dp; 142 void *auxp; 143 { 144 extern int hz; 145 struct grf_softc *gp; 146 struct ite_softc *ip; 147 int s; 148 149 gp = (struct grf_softc *)auxp; 150 151 /* 152 * mark unit as attached (XXX see itematch) 153 */ 154 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 155 156 if (dp) { 157 ip = (struct ite_softc *)dp; 158 159 s = spltty(); 160 if (con_itesoftc.grf != NULL && 161 con_itesoftc.grf->g_unit == gp->g_unit) { 162 /* 163 * console reinit copy params over. 164 * and console always gets keyboard 165 */ 166 bcopy(&con_itesoftc.grf, &ip->grf, 167 (char *)&ip[1] - (char *)&ip->grf); 168 con_itesoftc.grf = NULL; 169 kbd_ite = ip; 170 } 171 ip->grf = gp; 172 splx(s); 173 174 iteinit(gp->g_itedev); 175 printf(" rows %d cols %d", ip->rows, ip->cols); 176 printf(" repeat at (%d/100)s next at (%d/100)s\n", 177 start_repeat_timeo, next_repeat_timeo); 178 179 if (kbd_ite == NULL) 180 kbd_ite = ip; 181 if (kbd_ite == ip) 182 printf(" has keyboard"); 183 printf("\n"); 184 } else { 185 if (con_itesoftc.grf != NULL && 186 con_itesoftc.grf->g_conpri > gp->g_conpri) 187 return; 188 con_itesoftc.grf = gp; 189 con_itesoftc.tabs = cons_tabs; 190 } 191 } 192 193 struct ite_softc * 194 getitesp(dev) 195 dev_t dev; 196 { 197 if (amiga_realconfig && con_itesoftc.grf == NULL) 198 return(itecd.cd_devs[ITEUNIT(dev)]); 199 200 if (con_itesoftc.grf == NULL) 201 panic("no ite_softc for console"); 202 return(&con_itesoftc); 203 } 204 205 /* 206 * cons.c entry points into ite device. 207 */ 208 209 /* 210 * Return a priority in consdev->cn_pri field highest wins. This function 211 * is called before any devices have been probed. 212 */ 213 void 214 ite_cnprobe(cd) 215 struct consdev *cd; 216 { 217 /* 218 * bring graphics layer up. 219 */ 220 config_console(); 221 222 /* 223 * return priority of the best ite (already picked from attach) 224 * or CN_DEAD. 225 */ 226 if (con_itesoftc.grf == NULL) 227 cd->cn_pri = CN_DEAD; 228 else { 229 cd->cn_pri = con_itesoftc.grf->g_conpri; 230 cd->cn_dev = con_itesoftc.grf->g_itedev; 231 } 232 } 233 234 void 235 ite_cninit(cd) 236 struct consdev *cd; 237 { 238 struct ite_softc *ip; 239 240 ip = getitesp(cd->cn_dev); 241 iteinit(cd->cn_dev); 242 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 243 } 244 245 /* 246 * ite_cnfinish() is called in ite_init() when the device is 247 * being probed in the normal fasion, thus we can finish setting 248 * up this ite now that the system is more functional. 249 */ 250 void 251 ite_cnfinish(ip) 252 struct ite_softc *ip; 253 { 254 static int done; 255 256 if (done) 257 return; 258 done = 1; 259 } 260 261 int 262 ite_cngetc(dev) 263 dev_t dev; 264 { 265 int c; 266 267 /* XXX this should be moved */ 268 if (!kbd_init) { 269 kbd_init = 1; 270 kbdenable(); 271 } 272 do { 273 c = kbdgetcn(); 274 c = ite_cnfilter(c, ITEFILT_CONSOLE); 275 } while (c == -1); 276 return (c); 277 } 278 279 void 280 ite_cnputc(dev, c) 281 dev_t dev; 282 int c; 283 { 284 static int paniced; 285 struct ite_softc *ip; 286 char ch; 287 288 ip = getitesp(dev); 289 ch = c; 290 291 if (panicstr && !paniced && 292 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 293 (void)ite_on(dev, 3); 294 paniced = 1; 295 } 296 iteputchar(ch, ip); 297 } 298 299 /* 300 * standard entry points to the device. 301 */ 302 303 /* 304 * iteinit() is the standard entry point for initialization of 305 * an ite device, it is also called from ite_cninit(). 306 * 307 */ 308 void 309 iteinit(dev) 310 dev_t dev; 311 { 312 struct ite_softc *ip; 313 314 ip = getitesp(dev); 315 if (ip->flags & ITE_INITED) 316 return; 317 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 318 319 ip->cursorx = 0; 320 ip->cursory = 0; 321 SUBR_INIT(ip); 322 SUBR_CURSOR(ip, DRAW_CURSOR); 323 if (ip->tabs == NULL) 324 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 325 ite_reset(ip); 326 ip->flags |= ITE_INITED; 327 } 328 329 int 330 iteopen(dev, mode, devtype, p) 331 dev_t dev; 332 int mode, devtype; 333 struct proc *p; 334 { 335 struct ite_softc *ip; 336 struct tty *tp; 337 int error, first, unit; 338 339 unit = ITEUNIT(dev); 340 first = 0; 341 342 if (((1 << unit) & ite_confunits) == 0) 343 return (ENXIO); 344 345 ip = getitesp(dev); 346 347 if (ip->tp == NULL) 348 tp = ite_tty[unit] = ip->tp = ttymalloc(); 349 else 350 tp = ip->tp; 351 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 352 && p->p_ucred->cr_uid != 0) 353 return (EBUSY); 354 if ((ip->flags & ITE_ACTIVE) == 0) { 355 error = ite_on(dev, 0); 356 if (error) 357 return (error); 358 first = 1; 359 } 360 tp->t_oproc = itestart; 361 tp->t_param = ite_param; 362 tp->t_dev = dev; 363 if ((tp->t_state & TS_ISOPEN) == 0) { 364 ttychars(tp); 365 tp->t_iflag = TTYDEF_IFLAG; 366 tp->t_oflag = TTYDEF_OFLAG; 367 tp->t_cflag = TTYDEF_CFLAG; 368 tp->t_lflag = TTYDEF_LFLAG; 369 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 370 tp->t_state = TS_WOPEN | TS_CARR_ON; 371 ttsetwater(tp); 372 } 373 error = (*linesw[tp->t_line].l_open) (dev, tp); 374 if (error == 0) { 375 tp->t_winsize.ws_row = ip->rows; 376 tp->t_winsize.ws_col = ip->cols; 377 if (!kbd_init) { 378 kbd_init = 1; 379 kbdenable(); 380 } 381 } else if (first) 382 ite_off(dev, 0); 383 return (error); 384 } 385 386 int 387 iteclose(dev, flag, mode, p) 388 dev_t dev; 389 int flag, mode; 390 struct proc *p; 391 { 392 struct tty *tp; 393 394 tp = getitesp(dev)->tp; 395 396 KDASSERT(tp); 397 (*linesw[tp->t_line].l_close) (tp, flag); 398 ttyclose(tp); 399 ite_off(dev, 0); 400 return (0); 401 } 402 403 int 404 iteread(dev, uio, flag) 405 dev_t dev; 406 struct uio *uio; 407 int flag; 408 { 409 struct tty *tp; 410 411 tp = getitesp(dev)->tp; 412 413 KDASSERT(tp); 414 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 415 } 416 417 int 418 itewrite(dev, uio, flag) 419 dev_t dev; 420 struct uio *uio; 421 int flag; 422 { 423 struct tty *tp; 424 425 tp = getitesp(dev)->tp; 426 427 KDASSERT(tp); 428 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 429 } 430 431 int 432 iteioctl(dev, cmd, addr, flag, p) 433 dev_t dev; 434 int cmd, flag; 435 caddr_t addr; 436 struct proc *p; 437 { 438 struct iterepeat *irp; 439 struct ite_softc *ip; 440 struct tty *tp; 441 int error; 442 443 ip = getitesp(dev); 444 tp = ip->tp; 445 446 KDASSERT(tp); 447 448 error = (*linesw[tp->t_line].l_ioctl) (tp, cmd, addr, flag, p); 449 if (error >= 0) 450 return (error); 451 error = ttioctl(tp, cmd, addr, flag, p); 452 if (error >= 0) 453 return (error); 454 455 switch (cmd) { 456 case ITEIOCSKMAP: 457 if (addr == 0) 458 return(EFAULT); 459 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 460 return(0); 461 case ITEIOCGKMAP: 462 if (addr == NULL) 463 return(EFAULT); 464 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 465 return(0); 466 case ITEIOCGREPT: 467 irp = (struct iterepeat *)addr; 468 irp->start = start_repeat_timeo; 469 irp->next = next_repeat_timeo; 470 case ITEIOCSREPT: 471 irp = (struct iterepeat *)addr; 472 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 473 return(EINVAL); 474 start_repeat_timeo = irp->start; 475 next_repeat_timeo = irp->next; 476 return(0); 477 } 478 /* XXX */ 479 if (minor(dev) == 0) { 480 error = ite_grf_ioctl(ip, cmd, addr, flag, p); 481 if (error >= 0) 482 return (error); 483 } 484 return (ENOTTY); 485 } 486 487 void 488 itestart(tp) 489 struct tty *tp; 490 { 491 struct clist *rbp; 492 struct ite_softc *ip; 493 u_char buf[ITEBURST]; 494 int s, len, n; 495 496 ip = getitesp(tp->t_dev); 497 498 KDASSERT(tp); 499 500 s = spltty(); { 501 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 502 goto out; 503 504 tp->t_state |= TS_BUSY; 505 rbp = &tp->t_outq; 506 507 len = q_to_b(rbp, buf, ITEBURST); 508 } splx(s); 509 510 /* Here is a really good place to implement pre/jumpscroll() */ 511 ite_putstr(buf, len, tp->t_dev); 512 513 s = spltty(); { 514 tp->t_state &= ~TS_BUSY; 515 /* we have characters remaining. */ 516 if (rbp->c_cc) { 517 tp->t_state |= TS_TIMEOUT; 518 timeout(ttrstrt, tp, 1); 519 } 520 /* wakeup we are below */ 521 if (rbp->c_cc <= tp->t_lowat) { 522 if (tp->t_state & TS_ASLEEP) { 523 tp->t_state &= ~TS_ASLEEP; 524 wakeup((caddr_t) rbp); 525 } 526 selwakeup(&tp->t_wsel); 527 } 528 out: 529 } splx(s); 530 } 531 532 int 533 ite_on(dev, flag) 534 dev_t dev; 535 int flag; 536 { 537 struct ite_softc *ip; 538 int unit; 539 540 unit = ITEUNIT(dev); 541 if (((1 << unit) & ite_confunits) == 0) 542 return (ENXIO); 543 544 ip = getitesp(dev); 545 546 /* force ite active, overriding graphics mode */ 547 if (flag & 1) { 548 ip->flags |= ITE_ACTIVE; 549 ip->flags &= ~(ITE_INGRF | ITE_INITED); 550 } 551 /* leave graphics mode */ 552 if (flag & 2) { 553 ip->flags &= ~ITE_INGRF; 554 if ((ip->flags & ITE_ACTIVE) == 0) 555 return (0); 556 } 557 ip->flags |= ITE_ACTIVE; 558 if (ip->flags & ITE_INGRF) 559 return (0); 560 iteinit(dev); 561 return (0); 562 } 563 564 int 565 ite_off(dev, flag) 566 dev_t dev; 567 int flag; 568 { 569 struct ite_softc *ip; 570 571 ip = getitesp(dev); 572 if (flag & 2) 573 ip->flags |= ITE_INGRF; 574 if ((ip->flags & ITE_ACTIVE) == 0) 575 return; 576 if ((flag & 1) || 577 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 578 SUBR_DEINIT(ip); 579 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 580 ip->flags &= ~ITE_ACTIVE; 581 } 582 583 /* XXX called after changes made in underlying grf layer. */ 584 /* I want to nuke this */ 585 void 586 ite_reinit(dev) 587 dev_t dev; 588 { 589 struct ite_softc *ip; 590 591 ip = getitesp(dev); 592 ip->flags &= ~ITE_INITED; 593 iteinit(dev); 594 } 595 596 int 597 ite_param(tp, t) 598 struct tty *tp; 599 struct termios *t; 600 { 601 tp->t_ispeed = t->c_ispeed; 602 tp->t_ospeed = t->c_ospeed; 603 tp->t_cflag = t->c_cflag; 604 return (0); 605 } 606 607 void 608 ite_reset(ip) 609 struct ite_softc *ip; 610 { 611 int i; 612 613 ip->curx = 0; 614 ip->cury = 0; 615 ip->attribute = ATTR_NOR; 616 ip->save_curx = 0; 617 ip->save_cury = 0; 618 ip->save_attribute = ATTR_NOR; 619 ip->ap = ip->argbuf; 620 ip->emul_level = 0; 621 ip->eightbit_C1 = 0; 622 ip->top_margin = 0; 623 ip->bottom_margin = ip->rows - 1; 624 ip->inside_margins = 0; 625 ip->linefeed_newline = 0; 626 ip->auto_wrap = ite_default_wrap; 627 ip->cursor_appmode = 0; 628 ip->keypad_appmode = 0; 629 ip->imode = 0; 630 ip->key_repeat = 1; 631 bzero(ip->tabs, ip->cols); 632 for (i = 0; i < ip->cols; i++) 633 ip->tabs[i] = ((i & 7) == 0); 634 } 635 636 /* 637 * has to be global becuase of the shared filters. 638 */ 639 static u_char key_mod; 640 static u_char last_dead; 641 642 /* Used in console at startup only */ 643 int 644 ite_cnfilter(c, caller) 645 u_char c; 646 enum caller caller; 647 { 648 struct key key; 649 u_char code, up, mask; 650 int s, i; 651 652 up = c & 0x80 ? 1 : 0; 653 c &= 0x7f; 654 code = 0; 655 656 s = spltty(); 657 658 i = (int)c - KBD_LEFT_SHIFT; 659 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 660 mask = 1 << i; 661 if (up) 662 key_mod &= ~mask; 663 else 664 key_mod |= mask; 665 splx(s); 666 return -1; 667 } 668 669 if (up) { 670 splx(s); 671 return -1; 672 } 673 674 /* translate modifiers */ 675 if (key_mod & KBD_MOD_SHIFT) { 676 if (key_mod & KBD_MOD_ALT) 677 key = kbdmap.alt_shift_keys[c]; 678 else 679 key = kbdmap.shift_keys[c]; 680 } else if (key_mod & KBD_MOD_ALT) 681 key = kbdmap.alt_keys[c]; 682 else { 683 key = kbdmap.keys[c]; 684 /* if CAPS and key is CAPable (no pun intended) */ 685 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 686 key = kbdmap.shift_keys[c]; 687 } 688 code = key.code; 689 690 /* if string return */ 691 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 692 splx(s); 693 return -1; 694 } 695 /* handle dead keys */ 696 if (key.mode & KBD_MODE_DEAD) { 697 /* if entered twice, send accent itself */ 698 if (last_dead == key.mode & KBD_MODE_ACCMASK) 699 last_dead = 0; 700 else { 701 last_dead = key.mode & KBD_MODE_ACCMASK; 702 splx(s); 703 return -1; 704 } 705 } 706 if (last_dead) { 707 /* can't apply dead flag to string-keys */ 708 if (code >= '@' && code < 0x7f) 709 code = 710 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 711 last_dead = 0; 712 } 713 if (key_mod & KBD_MOD_CTRL) 714 code &= 0x1f; 715 if (key_mod & KBD_MOD_META) 716 code |= 0x80; 717 718 /* do console mapping. */ 719 code = code == '\r' ? '\n' : code; 720 721 splx(s); 722 return (code); 723 } 724 725 /* And now the old stuff. */ 726 727 /* these are used to implement repeating keys.. */ 728 static u_char last_char; 729 static u_char tout_pending; 730 731 /*ARGSUSED*/ 732 static void 733 repeat_handler(arg) 734 void *arg; 735 { 736 tout_pending = 0; 737 if (last_char) 738 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 739 } 740 741 void 742 ite_filter(c, caller) 743 u_char c; 744 enum caller caller; 745 { 746 struct tty *kbd_tty; 747 u_char code, *str, up, mask; 748 struct key key; 749 int s, i; 750 751 if (kbd_ite == NULL) 752 return; 753 754 kbd_tty = kbd_ite->tp; 755 756 /* have to make sure we're at spltty in here */ 757 s = spltty(); 758 759 /* 760 * keyboard interrupts come at priority 2, while softint 761 * generated keyboard-repeat interrupts come at level 1. So, 762 * to not allow a key-up event to get thru before a repeat for 763 * the key-down, we remove any outstanding callout requests.. 764 */ 765 rem_sicallback(ite_filter); 766 767 up = c & 0x80 ? 1 : 0; 768 c &= 0x7f; 769 code = 0; 770 771 i = (int)c - KBD_LEFT_SHIFT; 772 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 773 mask = 1 << i; 774 if (up) 775 key_mod &= ~mask; 776 else 777 key_mod |= mask; 778 splx(s); 779 return; 780 } 781 /* stop repeating on up event */ 782 if (up) { 783 if (tout_pending) { 784 untimeout(repeat_handler, 0); 785 tout_pending = 0; 786 last_char = 0; 787 } 788 splx(s); 789 return; 790 } else if (tout_pending && last_char != c) { 791 /* different character, stop also */ 792 untimeout(repeat_handler, 0); 793 tout_pending = 0; 794 last_char = 0; 795 } 796 /* Safety button, switch back to ascii keymap. */ 797 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 798 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 799 800 splx(s); 801 return; 802 #ifdef DDB 803 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 804 extern int Debugger(); 805 Debugger(); 806 splx(s); 807 return; 808 #endif 809 } 810 /* translate modifiers */ 811 if (key_mod & KBD_MOD_SHIFT) { 812 if (key_mod & KBD_MOD_ALT) 813 key = kbdmap.alt_shift_keys[c]; 814 else 815 key = kbdmap.shift_keys[c]; 816 } else if (key_mod & KBD_MOD_ALT) 817 key = kbdmap.alt_keys[c]; 818 else { 819 key = kbdmap.keys[c]; 820 /* if CAPS and key is CAPable (no pun intended) */ 821 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 822 key = kbdmap.shift_keys[c]; 823 } 824 code = key.code; 825 826 /* 827 * arrange to repeat the keystroke. By doing this at the level 828 * of scan-codes, we can have function keys, and keys that 829 * send strings, repeat too. This also entitles an additional 830 * overhead, since we have to do the conversion each time, but 831 * I guess that's ok. 832 */ 833 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 834 tout_pending = 1; 835 last_char = c; 836 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 837 } else if (!tout_pending && caller == ITEFILT_REPEATER && 838 kbd_ite->key_repeat) { 839 tout_pending = 1; 840 last_char = c; 841 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 842 } 843 /* handle dead keys */ 844 if (key.mode & KBD_MODE_DEAD) { 845 /* if entered twice, send accent itself */ 846 if (last_dead == key.mode & KBD_MODE_ACCMASK) 847 last_dead = 0; 848 else { 849 last_dead = key.mode & KBD_MODE_ACCMASK; 850 splx(s); 851 return; 852 } 853 } 854 if (last_dead) { 855 /* can't apply dead flag to string-keys */ 856 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 857 code < 0x7f) 858 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 859 last_dead = 0; 860 } 861 /* if not string, apply META and CTRL modifiers */ 862 if (!(key.mode & KBD_MODE_STRING) 863 && (!(key.mode & KBD_MODE_KPAD) || 864 (kbd_ite && !kbd_ite->keypad_appmode))) { 865 if (key_mod & KBD_MOD_CTRL) 866 code &= 0x1f; 867 if (key_mod & KBD_MOD_META) 868 code |= 0x80; 869 } else if ((key.mode & KBD_MODE_KPAD) && 870 (kbd_ite && kbd_ite->keypad_appmode)) { 871 static char *in = "0123456789-+.\r()/*"; 872 static char *out = "pqrstuvwxymlnMPQRS"; 873 char *cp; 874 875 /* 876 * keypad-appmode sends SS3 followed by the above 877 * translated character 878 */ 879 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 880 (*linesw[kbd_tty->t_line].l_rint) ('0', kbd_tty); 881 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 882 splx(s); 883 return; 884 } else { 885 /* *NO* I don't like this.... */ 886 static u_char app_cursor[] = 887 { 888 3, 27, 'O', 'A', 889 3, 27, 'O', 'B', 890 3, 27, 'O', 'C', 891 3, 27, 'O', 'D'}; 892 893 str = kbdmap.strings + code; 894 /* 895 * if this is a cursor key, AND it has the default 896 * keymap setting, AND we're in app-cursor mode, switch 897 * to the above table. This is *nasty* ! 898 */ 899 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 900 && !bcmp(str, "\x03\x1b[", 3) && 901 index("ABCD", str[3])) 902 str = app_cursor + 4 * (str[3] - 'A'); 903 904 /* 905 * using a length-byte instead of 0-termination allows 906 * to embed \0 into strings, although this is not used 907 * in the default keymap 908 */ 909 for (i = *str++; i; i--) 910 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 911 splx(s); 912 return; 913 } 914 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 915 916 splx(s); 917 return; 918 } 919 920 /* helper functions, makes the code below more readable */ 921 static void inline 922 ite_sendstr(str) 923 char *str; 924 { 925 struct tty *kbd_tty; 926 927 kbd_tty = kbd_ite->tp; 928 KDASSERT(kbd_tty); 929 while (*str) 930 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 931 } 932 933 static void 934 alignment_display(ip) 935 struct ite_softc *ip; 936 { 937 int i, j; 938 939 for (j = 0; j < ip->rows; j++) 940 for (i = 0; i < ip->cols; i++) 941 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 942 attrclr(ip, 0, 0, ip->rows, ip->cols); 943 SUBR_CURSOR(ip, DRAW_CURSOR); 944 } 945 946 static void inline 947 snap_cury(ip) 948 struct ite_softc *ip; 949 { 950 if (ip->inside_margins) 951 { 952 if (ip->cury < ip->top_margin) 953 ip->cury = ip->top_margin; 954 if (ip->cury > ip->bottom_margin) 955 ip->cury = ip->bottom_margin; 956 } 957 } 958 959 static void inline 960 ite_dnchar(ip, n) 961 struct ite_softc *ip; 962 int n; 963 { 964 n = min(n, ip->cols - ip->curx); 965 if (n < ip->cols - ip->curx) 966 { 967 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 968 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 969 1, ip->cols - ip->curx - n); 970 attrclr(ip, ip->cury, ip->cols - n, 1, n); 971 } 972 while (n-- > 0) 973 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 974 SUBR_CURSOR(ip, DRAW_CURSOR); 975 } 976 977 static void inline 978 ite_inchar(ip, n) 979 struct ite_softc *ip; 980 int n; 981 { 982 n = min(n, ip->cols - ip->curx); 983 if (n < ip->cols - ip->curx) 984 { 985 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 986 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 987 1, ip->cols - ip->curx - n); 988 attrclr(ip, ip->cury, ip->curx, 1, n); 989 } 990 while (n--) 991 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 992 SUBR_CURSOR(ip, DRAW_CURSOR); 993 } 994 995 static void inline 996 ite_clrtoeol(ip) 997 struct ite_softc *ip; 998 { 999 int y = ip->cury, x = ip->curx; 1000 if (ip->cols - x > 0) 1001 { 1002 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1003 attrclr(ip, y, x, 1, ip->cols - x); 1004 SUBR_CURSOR(ip, DRAW_CURSOR); 1005 } 1006 } 1007 1008 static void inline 1009 ite_clrtobol(ip) 1010 struct ite_softc *ip; 1011 { 1012 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1013 SUBR_CLEAR(ip, y, 0, 1, x); 1014 attrclr(ip, y, 0, 1, x); 1015 SUBR_CURSOR(ip, DRAW_CURSOR); 1016 } 1017 1018 static void inline 1019 ite_clrline(ip) 1020 struct ite_softc *ip; 1021 { 1022 int y = ip->cury; 1023 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1024 attrclr(ip, y, 0, 1, ip->cols); 1025 SUBR_CURSOR(ip, DRAW_CURSOR); 1026 } 1027 1028 1029 1030 static void inline 1031 ite_clrtoeos(ip) 1032 struct ite_softc *ip; 1033 { 1034 ite_clrtoeol(ip); 1035 if (ip->cury < ip->rows - 1) 1036 { 1037 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1038 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1039 SUBR_CURSOR(ip, DRAW_CURSOR); 1040 } 1041 } 1042 1043 static void inline 1044 ite_clrtobos(ip) 1045 struct ite_softc *ip; 1046 { 1047 ite_clrtobol(ip); 1048 if (ip->cury > 0) 1049 { 1050 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1051 attrclr(ip, 0, 0, ip->cury, ip->cols); 1052 SUBR_CURSOR(ip, DRAW_CURSOR); 1053 } 1054 } 1055 1056 static void inline 1057 ite_clrscreen(ip) 1058 struct ite_softc *ip; 1059 { 1060 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1061 attrclr(ip, 0, 0, ip->rows, ip->cols); 1062 SUBR_CURSOR(ip, DRAW_CURSOR); 1063 } 1064 1065 1066 1067 static void inline 1068 ite_dnline(ip, n) 1069 struct ite_softc *ip; 1070 int n; 1071 { 1072 /* interesting.. if the cursor is outside the scrolling 1073 region, this command is simply ignored.. */ 1074 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1075 return; 1076 1077 n = min(n, ip->bottom_margin + 1 - ip->cury); 1078 if (n <= ip->bottom_margin - ip->cury) 1079 { 1080 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1081 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1082 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1083 } 1084 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1085 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1086 SUBR_CURSOR(ip, DRAW_CURSOR); 1087 } 1088 1089 static void inline 1090 ite_inline(ip, n) 1091 struct ite_softc *ip; 1092 int n; 1093 { 1094 /* interesting.. if the cursor is outside the scrolling 1095 region, this command is simply ignored.. */ 1096 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1097 return; 1098 1099 n = min(n, ip->bottom_margin + 1 - ip->cury); 1100 if (n <= ip->bottom_margin - ip->cury) 1101 { 1102 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1103 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1104 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1105 } 1106 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1107 attrclr(ip, ip->cury, 0, n, ip->cols); 1108 SUBR_CURSOR(ip, DRAW_CURSOR); 1109 } 1110 1111 static void inline 1112 ite_lf (ip) 1113 struct ite_softc *ip; 1114 { 1115 ++ip->cury; 1116 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1117 { 1118 ip->cury--; 1119 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1120 ite_clrline(ip); 1121 } 1122 SUBR_CURSOR(ip, MOVE_CURSOR); 1123 clr_attr(ip, ATTR_INV); 1124 } 1125 1126 static void inline 1127 ite_crlf (ip) 1128 struct ite_softc *ip; 1129 { 1130 ip->curx = 0; 1131 ite_lf (ip); 1132 } 1133 1134 static void inline 1135 ite_cr (ip) 1136 struct ite_softc *ip; 1137 { 1138 if (ip->curx) 1139 { 1140 ip->curx = 0; 1141 SUBR_CURSOR(ip, MOVE_CURSOR); 1142 } 1143 } 1144 1145 static void inline 1146 ite_rlf (ip) 1147 struct ite_softc *ip; 1148 { 1149 ip->cury--; 1150 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1151 { 1152 ip->cury++; 1153 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1154 ite_clrline(ip); 1155 } 1156 SUBR_CURSOR(ip, MOVE_CURSOR); 1157 clr_attr(ip, ATTR_INV); 1158 } 1159 1160 static int inline 1161 atoi (cp) 1162 const char *cp; 1163 { 1164 int n; 1165 1166 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1167 n = n * 10 + *cp - '0'; 1168 1169 return n; 1170 } 1171 1172 static char * 1173 index (cp, ch) 1174 const char *cp; 1175 char ch; 1176 { 1177 while (*cp && *cp != ch) cp++; 1178 return *cp ? (char *) cp : 0; 1179 } 1180 1181 1182 1183 static int inline 1184 ite_argnum (ip) 1185 struct ite_softc *ip; 1186 { 1187 char ch; 1188 int n; 1189 1190 /* convert argument string into number */ 1191 if (ip->ap == ip->argbuf) 1192 return 1; 1193 ch = *ip->ap; 1194 *ip->ap = 0; 1195 n = atoi (ip->argbuf); 1196 *ip->ap = ch; 1197 1198 return n; 1199 } 1200 1201 static int inline 1202 ite_zargnum (ip) 1203 struct ite_softc *ip; 1204 { 1205 char ch, *cp; 1206 int n; 1207 1208 /* convert argument string into number */ 1209 if (ip->ap == ip->argbuf) 1210 return 0; 1211 ch = *ip->ap; 1212 *ip->ap = 0; 1213 n = atoi (ip->argbuf); 1214 *ip->ap = ch; 1215 1216 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1217 } 1218 1219 static int inline 1220 strncmp (a, b, l) 1221 const char *a, *b; 1222 int l; 1223 { 1224 for (;l--; a++, b++) 1225 if (*a != *b) 1226 return *a - *b; 1227 return 0; 1228 } 1229 1230 void 1231 ite_putstr(s, len, dev) 1232 const char *s; 1233 int len; 1234 dev_t dev; 1235 { 1236 struct ite_softc *ip; 1237 int i; 1238 1239 ip = getitesp(dev); 1240 1241 /* XXX avoid problems */ 1242 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1243 return; 1244 1245 SUBR_CURSOR(ip, START_CURSOROPT); 1246 for (i = 0; i < len; i++) 1247 if (s[i]) 1248 iteputchar(s[i], ip); 1249 SUBR_CURSOR(ip, END_CURSOROPT); 1250 } 1251 1252 1253 void 1254 iteputchar(c, ip) 1255 register int c; 1256 struct ite_softc *ip; 1257 { 1258 struct tty *kbd_tty; 1259 int n, x, y; 1260 char *cp; 1261 1262 if (kbd_ite == NULL) 1263 kbd_tty = NULL; 1264 else 1265 kbd_tty = kbd_ite->tp; 1266 1267 if (ip->escape) 1268 { 1269 doesc: 1270 switch (ip->escape) 1271 { 1272 case ESC: 1273 switch (c) 1274 { 1275 /* first 7bit equivalents for the 8bit control characters */ 1276 1277 case 'D': 1278 c = IND; 1279 ip->escape = 0; 1280 break; /* and fall into the next switch below (same for all `break') */ 1281 1282 case 'E': 1283 c = NEL; 1284 ip->escape = 0; 1285 break; 1286 1287 case 'H': 1288 c = HTS; 1289 ip->escape = 0; 1290 break; 1291 1292 case 'M': 1293 c = RI; 1294 ip->escape = 0; 1295 break; 1296 1297 case 'N': 1298 c = SS2; 1299 ip->escape = 0; 1300 break; 1301 1302 case 'O': 1303 c = SS3; 1304 ip->escape = 0; 1305 break; 1306 1307 case 'P': 1308 c = DCS; 1309 ip->escape = 0; 1310 break; 1311 1312 case '[': 1313 c = CSI; 1314 ip->escape = 0; 1315 break; 1316 1317 case '\\': 1318 c = ST; 1319 ip->escape = 0; 1320 break; 1321 1322 case ']': 1323 c = OSC; 1324 ip->escape = 0; 1325 break; 1326 1327 case '^': 1328 c = PM; 1329 ip->escape = 0; 1330 break; 1331 1332 case '_': 1333 c = APC; 1334 ip->escape = 0; 1335 break; 1336 1337 1338 /* introduces 7/8bit control */ 1339 case ' ': 1340 /* can be followed by either F or G */ 1341 ip->escape = ' '; 1342 break; 1343 1344 1345 /* a lot of character set selections, not yet used... 1346 94-character sets: */ 1347 case '(': /* G0 */ 1348 case ')': /* G1 */ 1349 ip->escape = c; 1350 return; 1351 1352 case '*': /* G2 */ 1353 case '+': /* G3 */ 1354 case 'B': /* ASCII */ 1355 case 'A': /* ISO latin 1 */ 1356 case '<': /* user preferred suplemental */ 1357 case '0': /* dec special graphics */ 1358 1359 /* 96-character sets: */ 1360 case '-': /* G1 */ 1361 case '.': /* G2 */ 1362 case '/': /* G3 */ 1363 1364 /* national character sets: */ 1365 case '4': /* dutch */ 1366 case '5': 1367 case 'C': /* finnish */ 1368 case 'R': /* french */ 1369 case 'Q': /* french canadian */ 1370 case 'K': /* german */ 1371 case 'Y': /* italian */ 1372 case '6': /* norwegian/danish */ 1373 /* note: %5 and %6 are not supported (two chars..) */ 1374 1375 ip->escape = 0; 1376 /* just ignore for now */ 1377 return; 1378 1379 1380 /* locking shift modes (as you might guess, not yet supported..) */ 1381 case '`': 1382 ip->GR = ip->G1; 1383 ip->escape = 0; 1384 return; 1385 1386 case 'n': 1387 ip->GL = ip->G2; 1388 ip->escape = 0; 1389 return; 1390 1391 case '}': 1392 ip->GR = ip->G2; 1393 ip->escape = 0; 1394 return; 1395 1396 case 'o': 1397 ip->GL = ip->G3; 1398 ip->escape = 0; 1399 return; 1400 1401 case '|': 1402 ip->GR = ip->G3; 1403 ip->escape = 0; 1404 return; 1405 1406 1407 /* font width/height control */ 1408 case '#': 1409 ip->escape = '#'; 1410 return; 1411 1412 1413 /* hard terminal reset .. */ 1414 case 'c': 1415 ite_reset (ip); 1416 SUBR_CURSOR(ip, MOVE_CURSOR); 1417 ip->escape = 0; 1418 return; 1419 1420 1421 case '7': 1422 ip->save_curx = ip->curx; 1423 ip->save_cury = ip->cury; 1424 ip->save_attribute = ip->attribute; 1425 ip->escape = 0; 1426 return; 1427 1428 case '8': 1429 ip->curx = ip->save_curx; 1430 ip->cury = ip->save_cury; 1431 ip->attribute = ip->save_attribute; 1432 SUBR_CURSOR(ip, MOVE_CURSOR); 1433 ip->escape = 0; 1434 return; 1435 1436 case '=': 1437 ip->keypad_appmode = 1; 1438 ip->escape = 0; 1439 return; 1440 1441 case '>': 1442 ip->keypad_appmode = 0; 1443 ip->escape = 0; 1444 return; 1445 1446 case 'Z': /* request ID */ 1447 if (ip->emul_level == EMUL_VT100) 1448 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1449 else 1450 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1451 ip->escape = 0; 1452 return; 1453 1454 /* default catch all for not recognized ESC sequences */ 1455 default: 1456 ip->escape = 0; 1457 return; 1458 } 1459 break; 1460 1461 1462 case '(': 1463 case ')': 1464 ip->escape = 0; 1465 return; 1466 1467 1468 case ' ': 1469 switch (c) 1470 { 1471 case 'F': 1472 ip->eightbit_C1 = 0; 1473 ip->escape = 0; 1474 return; 1475 1476 case 'G': 1477 ip->eightbit_C1 = 1; 1478 ip->escape = 0; 1479 return; 1480 1481 default: 1482 /* not supported */ 1483 ip->escape = 0; 1484 return; 1485 } 1486 break; 1487 1488 1489 case '#': 1490 switch (c) 1491 { 1492 case '5': 1493 /* single height, single width */ 1494 ip->escape = 0; 1495 return; 1496 1497 case '6': 1498 /* double width, single height */ 1499 ip->escape = 0; 1500 return; 1501 1502 case '3': 1503 /* top half */ 1504 ip->escape = 0; 1505 return; 1506 1507 case '4': 1508 /* bottom half */ 1509 ip->escape = 0; 1510 return; 1511 1512 case '8': 1513 /* screen alignment pattern... */ 1514 alignment_display (ip); 1515 ip->escape = 0; 1516 return; 1517 1518 default: 1519 ip->escape = 0; 1520 return; 1521 } 1522 break; 1523 1524 1525 1526 case CSI: 1527 /* the biggie... */ 1528 switch (c) 1529 { 1530 case '0': case '1': case '2': case '3': case '4': 1531 case '5': case '6': case '7': case '8': case '9': 1532 case ';': case '\"': case '$': case '>': 1533 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1534 *ip->ap++ = c; 1535 return; 1536 1537 case BS: 1538 /* you wouldn't believe such perversion is possible? 1539 it is.. BS is allowed in between cursor sequences 1540 (at least), according to vttest.. */ 1541 if (--ip->curx < 0) 1542 ip->curx = 0; 1543 else 1544 SUBR_CURSOR(ip, MOVE_CURSOR); 1545 break; 1546 1547 case 'p': 1548 *ip->ap = 0; 1549 if (! strncmp (ip->argbuf, "61\"", 3)) 1550 ip->emul_level = EMUL_VT100; 1551 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1552 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1553 ip->emul_level = EMUL_VT300_7; 1554 else 1555 ip->emul_level = EMUL_VT300_8; 1556 ip->escape = 0; 1557 return; 1558 1559 1560 case '?': 1561 *ip->ap = 0; 1562 ip->escape = '?'; 1563 ip->ap = ip->argbuf; 1564 return; 1565 1566 1567 case 'c': 1568 *ip->ap = 0; 1569 if (ip->argbuf[0] == '>') 1570 { 1571 ite_sendstr (ip, "\033[>24;0;0;0c"); 1572 } 1573 else switch (ite_zargnum(ip)) 1574 { 1575 case 0: 1576 /* primary DA request, send primary DA response */ 1577 if (ip->emul_level == EMUL_VT100) 1578 ite_sendstr (ip, "\033[?1;1c"); 1579 else 1580 ite_sendstr (ip, "\033[63;0c"); 1581 break; 1582 } 1583 ip->escape = 0; 1584 return; 1585 1586 case 'n': 1587 switch (ite_zargnum(ip)) 1588 { 1589 case 5: 1590 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1591 break; 1592 case 6: 1593 /* cursor position report */ 1594 sprintf (ip->argbuf, "\033[%d;%dR", 1595 ip->cury + 1, ip->curx + 1); 1596 ite_sendstr (ip, ip->argbuf); 1597 break; 1598 } 1599 ip->escape = 0; 1600 return; 1601 1602 1603 case 'x': 1604 switch (ite_zargnum(ip)) 1605 { 1606 case 0: 1607 /* Fake some terminal parameters. */ 1608 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1609 break; 1610 case 1: 1611 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1612 break; 1613 } 1614 ip->escape = 0; 1615 return; 1616 1617 1618 case 'g': 1619 switch (ite_zargnum(ip)) 1620 { 1621 case 0: 1622 if (ip->curx < ip->cols) 1623 ip->tabs[ip->curx] = 0; 1624 break; 1625 case 3: 1626 for (n = 0; n < ip->cols; n++) 1627 ip->tabs[n] = 0; 1628 break; 1629 } 1630 ip->escape = 0; 1631 return; 1632 1633 1634 case 'h': case 'l': 1635 n = ite_zargnum (ip); 1636 switch (n) 1637 { 1638 case 4: 1639 ip->imode = (c == 'h'); /* insert/replace mode */ 1640 break; 1641 case 20: 1642 ip->linefeed_newline = (c == 'h'); 1643 break; 1644 } 1645 ip->escape = 0; 1646 return; 1647 1648 1649 case 'M': 1650 ite_dnline (ip, ite_argnum (ip)); 1651 ip->escape = 0; 1652 return; 1653 1654 1655 case 'L': 1656 ite_inline (ip, ite_argnum (ip)); 1657 ip->escape = 0; 1658 return; 1659 1660 1661 case 'P': 1662 ite_dnchar (ip, ite_argnum (ip)); 1663 ip->escape = 0; 1664 return; 1665 1666 1667 case '@': 1668 ite_inchar (ip, ite_argnum (ip)); 1669 ip->escape = 0; 1670 return; 1671 1672 1673 case 'G': 1674 /* this one was *not* in my vt320 manual but in 1675 a vt320 termcap entry.. who is right? 1676 It's supposed to set the horizontal cursor position. */ 1677 *ip->ap = 0; 1678 x = atoi (ip->argbuf); 1679 if (x) x--; 1680 ip->curx = min(x, ip->cols - 1); 1681 ip->escape = 0; 1682 SUBR_CURSOR(ip, MOVE_CURSOR); 1683 clr_attr (ip, ATTR_INV); 1684 return; 1685 1686 1687 case 'd': 1688 /* same thing here, this one's for setting the absolute 1689 vertical cursor position. Not documented... */ 1690 *ip->ap = 0; 1691 y = atoi (ip->argbuf); 1692 if (y) y--; 1693 if (ip->inside_margins) 1694 y += ip->top_margin; 1695 ip->cury = min(y, ip->rows - 1); 1696 ip->escape = 0; 1697 snap_cury(ip); 1698 SUBR_CURSOR(ip, MOVE_CURSOR); 1699 clr_attr (ip, ATTR_INV); 1700 return; 1701 1702 1703 case 'H': 1704 case 'f': 1705 *ip->ap = 0; 1706 y = atoi (ip->argbuf); 1707 x = 0; 1708 cp = index (ip->argbuf, ';'); 1709 if (cp) 1710 x = atoi (cp + 1); 1711 if (x) x--; 1712 if (y) y--; 1713 if (ip->inside_margins) 1714 y += ip->top_margin; 1715 ip->cury = min(y, ip->rows - 1); 1716 ip->curx = min(x, ip->cols - 1); 1717 ip->escape = 0; 1718 snap_cury(ip); 1719 SUBR_CURSOR(ip, MOVE_CURSOR); 1720 clr_attr (ip, ATTR_INV); 1721 return; 1722 1723 case 'A': 1724 n = ite_argnum (ip); 1725 n = ip->cury - (n ? n : 1); 1726 if (n < 0) n = 0; 1727 if (ip->inside_margins) 1728 n = max(ip->top_margin, n); 1729 else if (n == ip->top_margin - 1) 1730 /* allow scrolling outside region, but don't scroll out 1731 of active region without explicit CUP */ 1732 n = ip->top_margin; 1733 ip->cury = n; 1734 ip->escape = 0; 1735 SUBR_CURSOR(ip, MOVE_CURSOR); 1736 clr_attr (ip, ATTR_INV); 1737 return; 1738 1739 case 'B': 1740 n = ite_argnum (ip); 1741 n = ip->cury + (n ? n : 1); 1742 n = min(ip->rows - 1, n); 1743 if (ip->inside_margins) 1744 n = min(ip->bottom_margin, n); 1745 else if (n == ip->bottom_margin + 1) 1746 /* allow scrolling outside region, but don't scroll out 1747 of active region without explicit CUP */ 1748 n = ip->bottom_margin; 1749 ip->cury = n; 1750 ip->escape = 0; 1751 SUBR_CURSOR(ip, MOVE_CURSOR); 1752 clr_attr (ip, ATTR_INV); 1753 return; 1754 1755 case 'C': 1756 n = ite_argnum (ip); 1757 n = n ? n : 1; 1758 ip->curx = min(ip->curx + n, ip->cols - 1); 1759 ip->escape = 0; 1760 SUBR_CURSOR(ip, MOVE_CURSOR); 1761 clr_attr (ip, ATTR_INV); 1762 return; 1763 1764 case 'D': 1765 n = ite_argnum (ip); 1766 n = n ? n : 1; 1767 n = ip->curx - n; 1768 ip->curx = n >= 0 ? n : 0; 1769 ip->escape = 0; 1770 SUBR_CURSOR(ip, MOVE_CURSOR); 1771 clr_attr (ip, ATTR_INV); 1772 return; 1773 1774 1775 1776 1777 case 'J': 1778 *ip->ap = 0; 1779 n = ite_zargnum (ip); 1780 if (n == 0) 1781 ite_clrtoeos(ip); 1782 else if (n == 1) 1783 ite_clrtobos(ip); 1784 else if (n == 2) 1785 ite_clrscreen(ip); 1786 ip->escape = 0; 1787 return; 1788 1789 1790 case 'K': 1791 n = ite_zargnum (ip); 1792 if (n == 0) 1793 ite_clrtoeol(ip); 1794 else if (n == 1) 1795 ite_clrtobol(ip); 1796 else if (n == 2) 1797 ite_clrline(ip); 1798 ip->escape = 0; 1799 return; 1800 1801 1802 case 'X': 1803 n = ite_argnum(ip) - 1; 1804 n = min(n, ip->cols - 1 - ip->curx); 1805 for (; n >= 0; n--) 1806 { 1807 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1808 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1809 } 1810 ip->escape = 0; 1811 return; 1812 1813 1814 case '}': case '`': 1815 /* status line control */ 1816 ip->escape = 0; 1817 return; 1818 1819 1820 case 'r': 1821 *ip->ap = 0; 1822 x = atoi (ip->argbuf); 1823 x = x ? x : 1; 1824 y = ip->rows; 1825 cp = index (ip->argbuf, ';'); 1826 if (cp) 1827 { 1828 y = atoi (cp + 1); 1829 y = y ? y : ip->rows; 1830 } 1831 if (y - x < 2) 1832 { 1833 /* if illegal scrolling region, reset to defaults */ 1834 x = 1; 1835 y = ip->rows; 1836 } 1837 x--; 1838 y--; 1839 ip->top_margin = min(x, ip->rows - 1); 1840 ip->bottom_margin = min(y, ip->rows - 1); 1841 if (ip->inside_margins) 1842 { 1843 ip->cury = ip->top_margin; 1844 ip->curx = 0; 1845 SUBR_CURSOR(ip, MOVE_CURSOR); 1846 } 1847 ip->escape = 0; 1848 return; 1849 1850 1851 case 'm': 1852 /* big attribute setter/resetter */ 1853 { 1854 char *cp; 1855 *ip->ap = 0; 1856 /* kludge to make CSIm work (== CSI0m) */ 1857 if (ip->ap == ip->argbuf) 1858 ip->ap++; 1859 for (cp = ip->argbuf; cp < ip->ap; ) 1860 { 1861 switch (*cp) 1862 { 1863 case 0: 1864 case '0': 1865 clr_attr (ip, ATTR_ALL); 1866 cp++; 1867 break; 1868 1869 case '1': 1870 set_attr (ip, ATTR_BOLD); 1871 cp++; 1872 break; 1873 1874 case '2': 1875 switch (cp[1]) 1876 { 1877 case '2': 1878 clr_attr (ip, ATTR_BOLD); 1879 cp += 2; 1880 break; 1881 1882 case '4': 1883 clr_attr (ip, ATTR_UL); 1884 cp += 2; 1885 break; 1886 1887 case '5': 1888 clr_attr (ip, ATTR_BLINK); 1889 cp += 2; 1890 break; 1891 1892 case '7': 1893 clr_attr (ip, ATTR_INV); 1894 cp += 2; 1895 break; 1896 1897 default: 1898 cp++; 1899 break; 1900 } 1901 break; 1902 1903 case '4': 1904 set_attr (ip, ATTR_UL); 1905 cp++; 1906 break; 1907 1908 case '5': 1909 set_attr (ip, ATTR_BLINK); 1910 cp++; 1911 break; 1912 1913 case '7': 1914 set_attr (ip, ATTR_INV); 1915 cp++; 1916 break; 1917 1918 default: 1919 cp++; 1920 break; 1921 } 1922 } 1923 1924 } 1925 ip->escape = 0; 1926 return; 1927 1928 1929 case 'u': 1930 /* DECRQTSR */ 1931 ite_sendstr (ip, "\033P\033\\"); 1932 ip->escape = 0; 1933 return; 1934 1935 1936 1937 default: 1938 ip->escape = 0; 1939 return; 1940 } 1941 break; 1942 1943 1944 1945 case '?': /* CSI ? */ 1946 switch (c) 1947 { 1948 case '0': case '1': case '2': case '3': case '4': 1949 case '5': case '6': case '7': case '8': case '9': 1950 case ';': case '\"': case '$': 1951 /* Don't fill the last character; it's needed. */ 1952 /* XXX yeah, where ?? */ 1953 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 1954 *ip->ap++ = c; 1955 return; 1956 1957 1958 case 'n': 1959 *ip->ap = 0; 1960 if (ip->ap == &ip->argbuf[2]) 1961 { 1962 if (! strncmp (ip->argbuf, "15", 2)) 1963 /* printer status: no printer */ 1964 ite_sendstr (ip, "\033[13n"); 1965 1966 else if (! strncmp (ip->argbuf, "25", 2)) 1967 /* udk status */ 1968 ite_sendstr (ip, "\033[20n"); 1969 1970 else if (! strncmp (ip->argbuf, "26", 2)) 1971 /* keyboard dialect: US */ 1972 ite_sendstr (ip, "\033[27;1n"); 1973 } 1974 ip->escape = 0; 1975 return; 1976 1977 1978 case 'h': case 'l': 1979 n = ite_zargnum (ip); 1980 switch (n) 1981 { 1982 case 1: 1983 ip->cursor_appmode = (c == 'h'); 1984 break; 1985 1986 case 3: 1987 /* 132/80 columns (132 == 'h') */ 1988 break; 1989 1990 case 4: /* smooth scroll */ 1991 break; 1992 1993 case 5: 1994 /* light background (=='h') /dark background(=='l') */ 1995 break; 1996 1997 case 6: /* origin mode */ 1998 ip->inside_margins = (c == 'h'); 1999 ip->curx = 0; 2000 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2001 SUBR_CURSOR(ip, MOVE_CURSOR); 2002 break; 2003 2004 case 7: /* auto wraparound */ 2005 ip->auto_wrap = (c == 'h'); 2006 break; 2007 2008 case 8: /* keyboard repeat */ 2009 ip->key_repeat = (c == 'h'); 2010 break; 2011 2012 case 20: /* newline mode */ 2013 ip->linefeed_newline = (c == 'h'); 2014 break; 2015 2016 case 25: /* cursor on/off */ 2017 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2018 break; 2019 } 2020 ip->escape = 0; 2021 return; 2022 2023 default: 2024 ip->escape = 0; 2025 return; 2026 } 2027 break; 2028 2029 2030 default: 2031 ip->escape = 0; 2032 return; 2033 } 2034 } 2035 2036 switch (c) { 2037 2038 case VT: /* VT is treated like LF */ 2039 case FF: /* so is FF */ 2040 case LF: 2041 /* cr->crlf distinction is done here, on output, 2042 not on input! */ 2043 if (ip->linefeed_newline) 2044 ite_crlf (ip); 2045 else 2046 ite_lf (ip); 2047 break; 2048 2049 case CR: 2050 ite_cr (ip); 2051 break; 2052 2053 case BS: 2054 if (--ip->curx < 0) 2055 ip->curx = 0; 2056 else 2057 SUBR_CURSOR(ip, MOVE_CURSOR); 2058 break; 2059 2060 case HT: 2061 for (n = ip->curx + 1; n < ip->cols; n++) { 2062 if (ip->tabs[n]) { 2063 ip->curx = n; 2064 SUBR_CURSOR(ip, MOVE_CURSOR); 2065 break; 2066 } 2067 } 2068 break; 2069 2070 case BEL: 2071 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2072 kbdbell(); 2073 break; 2074 2075 case SO: 2076 ip->GL = ip->G1; 2077 break; 2078 2079 case SI: 2080 ip->GL = ip->G0; 2081 break; 2082 2083 case ENQ: 2084 /* send answer-back message !! */ 2085 break; 2086 2087 case CAN: 2088 ip->escape = 0; /* cancel any escape sequence in progress */ 2089 break; 2090 2091 case SUB: 2092 ip->escape = 0; /* dito, but see below */ 2093 /* should also display a reverse question mark!! */ 2094 break; 2095 2096 case ESC: 2097 ip->escape = ESC; 2098 break; 2099 2100 2101 /* now it gets weird.. 8bit control sequences.. */ 2102 case IND: /* index: move cursor down, scroll */ 2103 ite_lf (ip); 2104 break; 2105 2106 case NEL: /* next line. next line, first pos. */ 2107 ite_crlf (ip); 2108 break; 2109 2110 case HTS: /* set horizontal tab */ 2111 if (ip->curx < ip->cols) 2112 ip->tabs[ip->curx] = 1; 2113 break; 2114 2115 case RI: /* reverse index */ 2116 ite_rlf (ip); 2117 break; 2118 2119 case SS2: /* go into G2 for one character */ 2120 /* not yet supported */ 2121 break; 2122 2123 case SS3: /* go into G3 for one character */ 2124 break; 2125 2126 case DCS: /* device control string introducer */ 2127 ip->escape = DCS; 2128 ip->ap = ip->argbuf; 2129 break; 2130 2131 case CSI: /* control sequence introducer */ 2132 ip->escape = CSI; 2133 ip->ap = ip->argbuf; 2134 break; 2135 2136 case ST: /* string terminator */ 2137 /* ignore, if not used as terminator */ 2138 break; 2139 2140 case OSC: /* introduces OS command. Ignore everything upto ST */ 2141 ip->escape = OSC; 2142 break; 2143 2144 case PM: /* privacy message, ignore everything upto ST */ 2145 ip->escape = PM; 2146 break; 2147 2148 case APC: /* application program command, ignore everything upto ST */ 2149 ip->escape = APC; 2150 break; 2151 2152 default: 2153 if (c < ' ' || c == DEL) 2154 break; 2155 if (ip->imode) 2156 ite_inchar(ip, 1); 2157 iteprecheckwrap(ip); 2158 #ifdef DO_WEIRD_ATTRIBUTES 2159 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2160 attrset(ip, ATTR_INV); 2161 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2162 } 2163 else 2164 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2165 #else 2166 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2167 #endif 2168 SUBR_CURSOR(ip, DRAW_CURSOR); 2169 itecheckwrap(ip); 2170 break; 2171 } 2172 } 2173 2174 iteprecheckwrap(ip) 2175 struct ite_softc *ip; 2176 { 2177 if (ip->auto_wrap && ip->curx == ip->cols) { 2178 ip->curx = 0; 2179 clr_attr(ip, ATTR_INV); 2180 if (++ip->cury >= ip->bottom_margin + 1) { 2181 ip->cury = ip->bottom_margin; 2182 SUBR_CURSOR(ip, MOVE_CURSOR); 2183 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2184 ite_clrtoeol(ip); 2185 } else 2186 SUBR_CURSOR(ip, MOVE_CURSOR); 2187 } 2188 } 2189 2190 itecheckwrap(ip) 2191 struct ite_softc *ip; 2192 { 2193 #if 0 2194 if (++ip->curx == ip->cols) { 2195 if (ip->auto_wrap) { 2196 ip->curx = 0; 2197 clr_attr(ip, ATTR_INV); 2198 if (++ip->cury >= ip->bottom_margin + 1) { 2199 ip->cury = ip->bottom_margin; 2200 SUBR_CURSOR(ip, MOVE_CURSOR); 2201 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2202 ite_clrtoeol(ip); 2203 return; 2204 } 2205 } else 2206 /* stay there if no autowrap.. */ 2207 ip->curx--; 2208 } 2209 #else 2210 if (ip->curx < ip->cols) { 2211 ip->curx++; 2212 SUBR_CURSOR(ip, MOVE_CURSOR); 2213 } 2214 #endif 2215 } 2216
Indexes created Thu Sep 25 16:09:42 GMT 2025