1 /* $NetBSD: ite.c,v 1.24 1994/12/01 17:25:19 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 == 135 (int (*)__P((dev_t,int,int,struct proc *,struct file*))) 136 iteopen) 137 break; 138 gp->g_itedev = makedev(maj, cdp->cf_unit); 139 return(1); 140 } 141 142 void 143 iteattach(pdp, dp, auxp) 144 struct device *pdp, *dp; 145 void *auxp; 146 { 147 extern int hz; 148 struct grf_softc *gp; 149 struct ite_softc *ip; 150 int s; 151 152 gp = (struct grf_softc *)auxp; 153 154 /* 155 * mark unit as attached (XXX see itematch) 156 */ 157 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 158 159 if (dp) { 160 ip = (struct ite_softc *)dp; 161 162 s = spltty(); 163 if (con_itesoftc.grf != NULL && 164 con_itesoftc.grf->g_unit == gp->g_unit) { 165 /* 166 * console reinit copy params over. 167 * and console always gets keyboard 168 */ 169 bcopy(&con_itesoftc.grf, &ip->grf, 170 (char *)&ip[1] - (char *)&ip->grf); 171 con_itesoftc.grf = NULL; 172 kbd_ite = ip; 173 } 174 ip->grf = gp; 175 splx(s); 176 177 iteinit(gp->g_itedev); 178 printf(": rows %d cols %d", ip->rows, ip->cols); 179 printf(" repeat at (%d/100)s next at (%d/100)s", 180 start_repeat_timeo, next_repeat_timeo); 181 182 if (kbd_ite == NULL) 183 kbd_ite = ip; 184 if (kbd_ite == ip) 185 printf(" has keyboard"); 186 printf("\n"); 187 } else { 188 if (con_itesoftc.grf != NULL && 189 con_itesoftc.grf->g_conpri > gp->g_conpri) 190 return; 191 con_itesoftc.grf = gp; 192 con_itesoftc.tabs = cons_tabs; 193 } 194 } 195 196 struct ite_softc * 197 getitesp(dev) 198 dev_t dev; 199 { 200 if (amiga_realconfig && con_itesoftc.grf == NULL) 201 return(itecd.cd_devs[ITEUNIT(dev)]); 202 203 if (con_itesoftc.grf == NULL) 204 panic("no ite_softc for console"); 205 return(&con_itesoftc); 206 } 207 208 /* 209 * cons.c entry points into ite device. 210 */ 211 212 /* 213 * Return a priority in consdev->cn_pri field highest wins. This function 214 * is called before any devices have been probed. 215 */ 216 void 217 ite_cnprobe(cd) 218 struct consdev *cd; 219 { 220 /* 221 * bring graphics layer up. 222 */ 223 config_console(); 224 225 /* 226 * return priority of the best ite (already picked from attach) 227 * or CN_DEAD. 228 */ 229 if (con_itesoftc.grf == NULL) 230 cd->cn_pri = CN_DEAD; 231 else { 232 cd->cn_pri = con_itesoftc.grf->g_conpri; 233 cd->cn_dev = con_itesoftc.grf->g_itedev; 234 } 235 } 236 237 void 238 ite_cninit(cd) 239 struct consdev *cd; 240 { 241 struct ite_softc *ip; 242 243 ip = getitesp(cd->cn_dev); 244 iteinit(cd->cn_dev); 245 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 246 } 247 248 /* 249 * ite_cnfinish() is called in ite_init() when the device is 250 * being probed in the normal fasion, thus we can finish setting 251 * up this ite now that the system is more functional. 252 */ 253 void 254 ite_cnfinish(ip) 255 struct ite_softc *ip; 256 { 257 static int done; 258 259 if (done) 260 return; 261 done = 1; 262 } 263 264 int 265 ite_cngetc(dev) 266 dev_t dev; 267 { 268 int c; 269 270 /* XXX this should be moved */ 271 if (!kbd_init) { 272 kbd_init = 1; 273 kbdenable(); 274 } 275 do { 276 c = kbdgetcn(); 277 c = ite_cnfilter(c, ITEFILT_CONSOLE); 278 } while (c == -1); 279 return (c); 280 } 281 282 void 283 ite_cnputc(dev, c) 284 dev_t dev; 285 int c; 286 { 287 static int paniced; 288 struct ite_softc *ip; 289 char ch; 290 291 ip = getitesp(dev); 292 ch = c; 293 294 if (panicstr && !paniced && 295 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 296 (void)ite_on(dev, 3); 297 paniced = 1; 298 } 299 iteputchar(ch, ip); 300 } 301 302 /* 303 * standard entry points to the device. 304 */ 305 306 /* 307 * iteinit() is the standard entry point for initialization of 308 * an ite device, it is also called from ite_cninit(). 309 * 310 */ 311 void 312 iteinit(dev) 313 dev_t dev; 314 { 315 struct ite_softc *ip; 316 317 ip = getitesp(dev); 318 if (ip->flags & ITE_INITED) 319 return; 320 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 321 322 ip->cursorx = 0; 323 ip->cursory = 0; 324 SUBR_INIT(ip); 325 SUBR_CURSOR(ip, DRAW_CURSOR); 326 if (ip->tabs == NULL) 327 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 328 ite_reset(ip); 329 ip->flags |= ITE_INITED; 330 } 331 332 int 333 iteopen(dev, mode, devtype, p) 334 dev_t dev; 335 int mode, devtype; 336 struct proc *p; 337 { 338 struct ite_softc *ip; 339 struct tty *tp; 340 int error, first, unit; 341 342 unit = ITEUNIT(dev); 343 first = 0; 344 345 if (((1 << unit) & ite_confunits) == 0) 346 return (ENXIO); 347 348 ip = getitesp(dev); 349 350 if (ip->tp == NULL) 351 tp = ite_tty[unit] = ip->tp = ttymalloc(); 352 else 353 tp = ip->tp; 354 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 355 && p->p_ucred->cr_uid != 0) 356 return (EBUSY); 357 if ((ip->flags & ITE_ACTIVE) == 0) { 358 error = ite_on(dev, 0); 359 if (error) 360 return (error); 361 first = 1; 362 } 363 tp->t_oproc = itestart; 364 tp->t_param = ite_param; 365 tp->t_dev = dev; 366 if ((tp->t_state & TS_ISOPEN) == 0) { 367 ttychars(tp); 368 tp->t_iflag = TTYDEF_IFLAG; 369 tp->t_oflag = TTYDEF_OFLAG; 370 tp->t_cflag = TTYDEF_CFLAG; 371 tp->t_lflag = TTYDEF_LFLAG; 372 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 373 tp->t_state = TS_WOPEN | TS_CARR_ON; 374 ttsetwater(tp); 375 } 376 error = (*linesw[tp->t_line].l_open) (dev, tp); 377 if (error == 0) { 378 tp->t_winsize.ws_row = ip->rows; 379 tp->t_winsize.ws_col = ip->cols; 380 if (!kbd_init) { 381 kbd_init = 1; 382 kbdenable(); 383 } 384 } else if (first) 385 ite_off(dev, 0); 386 return (error); 387 } 388 389 int 390 iteclose(dev, flag, mode, p) 391 dev_t dev; 392 int flag, mode; 393 struct proc *p; 394 { 395 struct tty *tp; 396 397 tp = getitesp(dev)->tp; 398 399 KDASSERT(tp); 400 (*linesw[tp->t_line].l_close) (tp, flag); 401 ttyclose(tp); 402 ite_off(dev, 0); 403 return (0); 404 } 405 406 int 407 iteread(dev, uio, flag) 408 dev_t dev; 409 struct uio *uio; 410 int flag; 411 { 412 struct tty *tp; 413 414 tp = getitesp(dev)->tp; 415 416 KDASSERT(tp); 417 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 418 } 419 420 int 421 itewrite(dev, uio, flag) 422 dev_t dev; 423 struct uio *uio; 424 int flag; 425 { 426 struct tty *tp; 427 428 tp = getitesp(dev)->tp; 429 430 KDASSERT(tp); 431 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 432 } 433 434 int 435 iteioctl(dev, cmd, addr, flag, p) 436 dev_t dev; 437 u_long cmd; 438 caddr_t addr; 439 int flag; 440 struct proc *p; 441 { 442 struct iterepeat *irp; 443 struct ite_softc *ip; 444 struct tty *tp; 445 int error; 446 447 ip = getitesp(dev); 448 tp = ip->tp; 449 450 KDASSERT(tp); 451 452 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 453 if (error >= 0) 454 return (error); 455 error = ttioctl(tp, cmd, addr, flag, p); 456 if (error >= 0) 457 return (error); 458 459 switch (cmd) { 460 case ITEIOCSKMAP: 461 if (addr == 0) 462 return(EFAULT); 463 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 464 return(0); 465 case ITEIOCGKMAP: 466 if (addr == NULL) 467 return(EFAULT); 468 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 469 return(0); 470 case ITEIOCGREPT: 471 irp = (struct iterepeat *)addr; 472 irp->start = start_repeat_timeo; 473 irp->next = next_repeat_timeo; 474 case ITEIOCSREPT: 475 irp = (struct iterepeat *)addr; 476 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 477 return(EINVAL); 478 start_repeat_timeo = irp->start; 479 next_repeat_timeo = irp->next; 480 return(0); 481 } 482 /* XXX */ 483 if (minor(dev) == 0) { 484 error = ite_grf_ioctl(ip, cmd, addr, flag, p); 485 if (error >= 0) 486 return (error); 487 } 488 return (ENOTTY); 489 } 490 491 void 492 itestart(tp) 493 struct tty *tp; 494 { 495 struct clist *rbp; 496 struct ite_softc *ip; 497 u_char buf[ITEBURST]; 498 int s, len, n; 499 500 ip = getitesp(tp->t_dev); 501 502 KDASSERT(tp); 503 504 s = spltty(); { 505 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 506 goto out; 507 508 tp->t_state |= TS_BUSY; 509 rbp = &tp->t_outq; 510 511 len = q_to_b(rbp, buf, ITEBURST); 512 } splx(s); 513 514 /* Here is a really good place to implement pre/jumpscroll() */ 515 ite_putstr(buf, len, tp->t_dev); 516 517 s = spltty(); { 518 tp->t_state &= ~TS_BUSY; 519 /* we have characters remaining. */ 520 if (rbp->c_cc) { 521 tp->t_state |= TS_TIMEOUT; 522 timeout(ttrstrt, tp, 1); 523 } 524 /* wakeup we are below */ 525 if (rbp->c_cc <= tp->t_lowat) { 526 if (tp->t_state & TS_ASLEEP) { 527 tp->t_state &= ~TS_ASLEEP; 528 wakeup((caddr_t) rbp); 529 } 530 selwakeup(&tp->t_wsel); 531 } 532 out: 533 } splx(s); 534 } 535 536 int 537 ite_on(dev, flag) 538 dev_t dev; 539 int flag; 540 { 541 struct ite_softc *ip; 542 int unit; 543 544 unit = ITEUNIT(dev); 545 if (((1 << unit) & ite_confunits) == 0) 546 return (ENXIO); 547 548 ip = getitesp(dev); 549 550 /* force ite active, overriding graphics mode */ 551 if (flag & 1) { 552 ip->flags |= ITE_ACTIVE; 553 ip->flags &= ~(ITE_INGRF | ITE_INITED); 554 } 555 /* leave graphics mode */ 556 if (flag & 2) { 557 ip->flags &= ~ITE_INGRF; 558 if ((ip->flags & ITE_ACTIVE) == 0) 559 return (0); 560 } 561 ip->flags |= ITE_ACTIVE; 562 if (ip->flags & ITE_INGRF) 563 return (0); 564 iteinit(dev); 565 return (0); 566 } 567 568 int 569 ite_off(dev, flag) 570 dev_t dev; 571 int flag; 572 { 573 struct ite_softc *ip; 574 575 ip = getitesp(dev); 576 if (flag & 2) 577 ip->flags |= ITE_INGRF; 578 if ((ip->flags & ITE_ACTIVE) == 0) 579 return; 580 if ((flag & 1) || 581 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 582 SUBR_DEINIT(ip); 583 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 584 ip->flags &= ~ITE_ACTIVE; 585 } 586 587 /* XXX called after changes made in underlying grf layer. */ 588 /* I want to nuke this */ 589 void 590 ite_reinit(dev) 591 dev_t dev; 592 { 593 struct ite_softc *ip; 594 595 ip = getitesp(dev); 596 ip->flags &= ~ITE_INITED; 597 iteinit(dev); 598 } 599 600 int 601 ite_param(tp, t) 602 struct tty *tp; 603 struct termios *t; 604 { 605 tp->t_ispeed = t->c_ispeed; 606 tp->t_ospeed = t->c_ospeed; 607 tp->t_cflag = t->c_cflag; 608 return (0); 609 } 610 611 void 612 ite_reset(ip) 613 struct ite_softc *ip; 614 { 615 int i; 616 617 ip->curx = 0; 618 ip->cury = 0; 619 ip->attribute = ATTR_NOR; 620 ip->save_curx = 0; 621 ip->save_cury = 0; 622 ip->save_attribute = ATTR_NOR; 623 ip->ap = ip->argbuf; 624 ip->emul_level = 0; 625 ip->eightbit_C1 = 0; 626 ip->top_margin = 0; 627 ip->bottom_margin = ip->rows - 1; 628 ip->inside_margins = 0; 629 ip->linefeed_newline = 0; 630 ip->auto_wrap = ite_default_wrap; 631 ip->cursor_appmode = 0; 632 ip->keypad_appmode = 0; 633 ip->imode = 0; 634 ip->key_repeat = 1; 635 bzero(ip->tabs, ip->cols); 636 for (i = 0; i < ip->cols; i++) 637 ip->tabs[i] = ((i & 7) == 0); 638 } 639 640 /* 641 * has to be global becuase of the shared filters. 642 */ 643 static u_char key_mod; 644 static u_char last_dead; 645 646 /* Used in console at startup only */ 647 int 648 ite_cnfilter(c, caller) 649 u_char c; 650 enum caller caller; 651 { 652 struct key key; 653 u_char code, up, mask; 654 int s, i; 655 656 up = c & 0x80 ? 1 : 0; 657 c &= 0x7f; 658 code = 0; 659 660 s = spltty(); 661 662 i = (int)c - KBD_LEFT_SHIFT; 663 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 664 mask = 1 << i; 665 if (up) 666 key_mod &= ~mask; 667 else 668 key_mod |= mask; 669 splx(s); 670 return -1; 671 } 672 673 if (up) { 674 splx(s); 675 return -1; 676 } 677 678 /* translate modifiers */ 679 if (key_mod & KBD_MOD_SHIFT) { 680 if (key_mod & KBD_MOD_ALT) 681 key = kbdmap.alt_shift_keys[c]; 682 else 683 key = kbdmap.shift_keys[c]; 684 } else if (key_mod & KBD_MOD_ALT) 685 key = kbdmap.alt_keys[c]; 686 else { 687 key = kbdmap.keys[c]; 688 /* if CAPS and key is CAPable (no pun intended) */ 689 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 690 key = kbdmap.shift_keys[c]; 691 } 692 code = key.code; 693 694 /* if string return */ 695 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 696 splx(s); 697 return -1; 698 } 699 /* handle dead keys */ 700 if (key.mode & KBD_MODE_DEAD) { 701 /* if entered twice, send accent itself */ 702 if (last_dead == key.mode & KBD_MODE_ACCMASK) 703 last_dead = 0; 704 else { 705 last_dead = key.mode & KBD_MODE_ACCMASK; 706 splx(s); 707 return -1; 708 } 709 } 710 if (last_dead) { 711 /* can't apply dead flag to string-keys */ 712 if (code >= '@' && code < 0x7f) 713 code = 714 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 715 last_dead = 0; 716 } 717 if (key_mod & KBD_MOD_CTRL) 718 code &= 0x1f; 719 if (key_mod & KBD_MOD_META) 720 code |= 0x80; 721 722 /* do console mapping. */ 723 code = code == '\r' ? '\n' : code; 724 725 splx(s); 726 return (code); 727 } 728 729 /* And now the old stuff. */ 730 731 /* these are used to implement repeating keys.. */ 732 static u_char last_char; 733 static u_char tout_pending; 734 735 /*ARGSUSED*/ 736 static void 737 repeat_handler(arg) 738 void *arg; 739 { 740 tout_pending = 0; 741 if (last_char) 742 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 743 } 744 745 void 746 ite_filter(c, caller) 747 u_char c; 748 enum caller caller; 749 { 750 struct tty *kbd_tty; 751 u_char code, *str, up, mask; 752 struct key key; 753 int s, i; 754 755 if (kbd_ite == NULL) 756 return; 757 758 kbd_tty = kbd_ite->tp; 759 760 /* have to make sure we're at spltty in here */ 761 s = spltty(); 762 763 /* 764 * keyboard interrupts come at priority 2, while softint 765 * generated keyboard-repeat interrupts come at level 1. So, 766 * to not allow a key-up event to get thru before a repeat for 767 * the key-down, we remove any outstanding callout requests.. 768 */ 769 rem_sicallback(ite_filter); 770 771 up = c & 0x80 ? 1 : 0; 772 c &= 0x7f; 773 code = 0; 774 775 i = (int)c - KBD_LEFT_SHIFT; 776 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 777 mask = 1 << i; 778 if (up) 779 key_mod &= ~mask; 780 else 781 key_mod |= mask; 782 splx(s); 783 return; 784 } 785 /* stop repeating on up event */ 786 if (up) { 787 if (tout_pending) { 788 untimeout(repeat_handler, 0); 789 tout_pending = 0; 790 last_char = 0; 791 } 792 splx(s); 793 return; 794 } else if (tout_pending && last_char != c) { 795 /* different character, stop also */ 796 untimeout(repeat_handler, 0); 797 tout_pending = 0; 798 last_char = 0; 799 } 800 /* Safety button, switch back to ascii keymap. */ 801 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 802 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 803 804 splx(s); 805 return; 806 #ifdef DDB 807 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 808 extern int Debugger(); 809 Debugger(); 810 splx(s); 811 return; 812 #endif 813 } 814 /* translate modifiers */ 815 if (key_mod & KBD_MOD_SHIFT) { 816 if (key_mod & KBD_MOD_ALT) 817 key = kbdmap.alt_shift_keys[c]; 818 else 819 key = kbdmap.shift_keys[c]; 820 } else if (key_mod & KBD_MOD_ALT) 821 key = kbdmap.alt_keys[c]; 822 else { 823 key = kbdmap.keys[c]; 824 /* if CAPS and key is CAPable (no pun intended) */ 825 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 826 key = kbdmap.shift_keys[c]; 827 } 828 code = key.code; 829 830 /* 831 * arrange to repeat the keystroke. By doing this at the level 832 * of scan-codes, we can have function keys, and keys that 833 * send strings, repeat too. This also entitles an additional 834 * overhead, since we have to do the conversion each time, but 835 * I guess that's ok. 836 */ 837 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 838 tout_pending = 1; 839 last_char = c; 840 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 841 } else if (!tout_pending && caller == ITEFILT_REPEATER && 842 kbd_ite->key_repeat) { 843 tout_pending = 1; 844 last_char = c; 845 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 846 } 847 /* handle dead keys */ 848 if (key.mode & KBD_MODE_DEAD) { 849 /* if entered twice, send accent itself */ 850 if (last_dead == key.mode & KBD_MODE_ACCMASK) 851 last_dead = 0; 852 else { 853 last_dead = key.mode & KBD_MODE_ACCMASK; 854 splx(s); 855 return; 856 } 857 } 858 if (last_dead) { 859 /* can't apply dead flag to string-keys */ 860 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 861 code < 0x7f) 862 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 863 last_dead = 0; 864 } 865 /* if not string, apply META and CTRL modifiers */ 866 if (!(key.mode & KBD_MODE_STRING) 867 && (!(key.mode & KBD_MODE_KPAD) || 868 (kbd_ite && !kbd_ite->keypad_appmode))) { 869 if (key_mod & KBD_MOD_CTRL) 870 code &= 0x1f; 871 if (key_mod & KBD_MOD_META) 872 code |= 0x80; 873 } else if ((key.mode & KBD_MODE_KPAD) && 874 (kbd_ite && kbd_ite->keypad_appmode)) { 875 static char *in = "0123456789-+.\r()/*"; 876 static char *out = "pqrstuvwxymlnMPQRS"; 877 char *cp = index (in, code); 878 879 /* 880 * keypad-appmode sends SS3 followed by the above 881 * translated character 882 */ 883 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 884 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 885 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 886 splx(s); 887 return; 888 } else { 889 /* *NO* I don't like this.... */ 890 static u_char app_cursor[] = 891 { 892 3, 27, 'O', 'A', 893 3, 27, 'O', 'B', 894 3, 27, 'O', 'C', 895 3, 27, 'O', 'D'}; 896 897 str = kbdmap.strings + code; 898 /* 899 * if this is a cursor key, AND it has the default 900 * keymap setting, AND we're in app-cursor mode, switch 901 * to the above table. This is *nasty* ! 902 */ 903 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 904 && !bcmp(str, "\x03\x1b[", 3) && 905 index("ABCD", str[3])) 906 str = app_cursor + 4 * (str[3] - 'A'); 907 908 /* 909 * using a length-byte instead of 0-termination allows 910 * to embed \0 into strings, although this is not used 911 * in the default keymap 912 */ 913 for (i = *str++; i; i--) 914 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 915 splx(s); 916 return; 917 } 918 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 919 920 splx(s); 921 return; 922 } 923 924 /* helper functions, makes the code below more readable */ 925 static void inline 926 ite_sendstr(str) 927 char *str; 928 { 929 struct tty *kbd_tty; 930 931 kbd_tty = kbd_ite->tp; 932 KDASSERT(kbd_tty); 933 while (*str) 934 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 935 } 936 937 static void 938 alignment_display(ip) 939 struct ite_softc *ip; 940 { 941 int i, j; 942 943 for (j = 0; j < ip->rows; j++) 944 for (i = 0; i < ip->cols; i++) 945 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 946 attrclr(ip, 0, 0, ip->rows, ip->cols); 947 SUBR_CURSOR(ip, DRAW_CURSOR); 948 } 949 950 static void inline 951 snap_cury(ip) 952 struct ite_softc *ip; 953 { 954 if (ip->inside_margins) 955 { 956 if (ip->cury < ip->top_margin) 957 ip->cury = ip->top_margin; 958 if (ip->cury > ip->bottom_margin) 959 ip->cury = ip->bottom_margin; 960 } 961 } 962 963 static void inline 964 ite_dnchar(ip, n) 965 struct ite_softc *ip; 966 int n; 967 { 968 n = min(n, ip->cols - ip->curx); 969 if (n < ip->cols - ip->curx) 970 { 971 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 972 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 973 1, ip->cols - ip->curx - n); 974 attrclr(ip, ip->cury, ip->cols - n, 1, n); 975 } 976 while (n-- > 0) 977 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 978 SUBR_CURSOR(ip, DRAW_CURSOR); 979 } 980 981 static void inline 982 ite_inchar(ip, n) 983 struct ite_softc *ip; 984 int n; 985 { 986 n = min(n, ip->cols - ip->curx); 987 if (n < ip->cols - ip->curx) 988 { 989 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 990 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 991 1, ip->cols - ip->curx - n); 992 attrclr(ip, ip->cury, ip->curx, 1, n); 993 } 994 while (n--) 995 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 996 SUBR_CURSOR(ip, DRAW_CURSOR); 997 } 998 999 static void inline 1000 ite_clrtoeol(ip) 1001 struct ite_softc *ip; 1002 { 1003 int y = ip->cury, x = ip->curx; 1004 if (ip->cols - x > 0) 1005 { 1006 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1007 attrclr(ip, y, x, 1, ip->cols - x); 1008 SUBR_CURSOR(ip, DRAW_CURSOR); 1009 } 1010 } 1011 1012 static void inline 1013 ite_clrtobol(ip) 1014 struct ite_softc *ip; 1015 { 1016 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1017 SUBR_CLEAR(ip, y, 0, 1, x); 1018 attrclr(ip, y, 0, 1, x); 1019 SUBR_CURSOR(ip, DRAW_CURSOR); 1020 } 1021 1022 static void inline 1023 ite_clrline(ip) 1024 struct ite_softc *ip; 1025 { 1026 int y = ip->cury; 1027 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1028 attrclr(ip, y, 0, 1, ip->cols); 1029 SUBR_CURSOR(ip, DRAW_CURSOR); 1030 } 1031 1032 1033 1034 static void inline 1035 ite_clrtoeos(ip) 1036 struct ite_softc *ip; 1037 { 1038 ite_clrtoeol(ip); 1039 if (ip->cury < ip->rows - 1) 1040 { 1041 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1042 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1043 SUBR_CURSOR(ip, DRAW_CURSOR); 1044 } 1045 } 1046 1047 static void inline 1048 ite_clrtobos(ip) 1049 struct ite_softc *ip; 1050 { 1051 ite_clrtobol(ip); 1052 if (ip->cury > 0) 1053 { 1054 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1055 attrclr(ip, 0, 0, ip->cury, ip->cols); 1056 SUBR_CURSOR(ip, DRAW_CURSOR); 1057 } 1058 } 1059 1060 static void inline 1061 ite_clrscreen(ip) 1062 struct ite_softc *ip; 1063 { 1064 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1065 attrclr(ip, 0, 0, ip->rows, ip->cols); 1066 SUBR_CURSOR(ip, DRAW_CURSOR); 1067 } 1068 1069 1070 1071 static void inline 1072 ite_dnline(ip, n) 1073 struct ite_softc *ip; 1074 int n; 1075 { 1076 /* interesting.. if the cursor is outside the scrolling 1077 region, this command is simply ignored.. */ 1078 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1079 return; 1080 1081 n = min(n, ip->bottom_margin + 1 - ip->cury); 1082 if (n <= ip->bottom_margin - ip->cury) 1083 { 1084 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1085 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1086 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1087 } 1088 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1089 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1090 SUBR_CURSOR(ip, DRAW_CURSOR); 1091 } 1092 1093 static void inline 1094 ite_inline(ip, n) 1095 struct ite_softc *ip; 1096 int n; 1097 { 1098 /* interesting.. if the cursor is outside the scrolling 1099 region, this command is simply ignored.. */ 1100 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1101 return; 1102 1103 n = min(n, ip->bottom_margin + 1 - ip->cury); 1104 if (n <= ip->bottom_margin - ip->cury) 1105 { 1106 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1107 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1108 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1109 } 1110 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1111 attrclr(ip, ip->cury, 0, n, ip->cols); 1112 SUBR_CURSOR(ip, DRAW_CURSOR); 1113 } 1114 1115 static void inline 1116 ite_lf (ip) 1117 struct ite_softc *ip; 1118 { 1119 ++ip->cury; 1120 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1121 { 1122 ip->cury--; 1123 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1124 ite_clrline(ip); 1125 } 1126 SUBR_CURSOR(ip, MOVE_CURSOR); 1127 clr_attr(ip, ATTR_INV); 1128 } 1129 1130 static void inline 1131 ite_crlf (ip) 1132 struct ite_softc *ip; 1133 { 1134 ip->curx = 0; 1135 ite_lf (ip); 1136 } 1137 1138 static void inline 1139 ite_cr (ip) 1140 struct ite_softc *ip; 1141 { 1142 if (ip->curx) 1143 { 1144 ip->curx = 0; 1145 SUBR_CURSOR(ip, MOVE_CURSOR); 1146 } 1147 } 1148 1149 static void inline 1150 ite_rlf (ip) 1151 struct ite_softc *ip; 1152 { 1153 ip->cury--; 1154 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1155 { 1156 ip->cury++; 1157 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1158 ite_clrline(ip); 1159 } 1160 SUBR_CURSOR(ip, MOVE_CURSOR); 1161 clr_attr(ip, ATTR_INV); 1162 } 1163 1164 static int inline 1165 atoi (cp) 1166 const char *cp; 1167 { 1168 int n; 1169 1170 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1171 n = n * 10 + *cp - '0'; 1172 1173 return n; 1174 } 1175 1176 static char * 1177 index (cp, ch) 1178 const char *cp; 1179 char ch; 1180 { 1181 while (*cp && *cp != ch) cp++; 1182 return *cp ? (char *) cp : 0; 1183 } 1184 1185 1186 1187 static int inline 1188 ite_argnum (ip) 1189 struct ite_softc *ip; 1190 { 1191 char ch; 1192 int n; 1193 1194 /* convert argument string into number */ 1195 if (ip->ap == ip->argbuf) 1196 return 1; 1197 ch = *ip->ap; 1198 *ip->ap = 0; 1199 n = atoi (ip->argbuf); 1200 *ip->ap = ch; 1201 1202 return n; 1203 } 1204 1205 static int inline 1206 ite_zargnum (ip) 1207 struct ite_softc *ip; 1208 { 1209 char ch, *cp; 1210 int n; 1211 1212 /* convert argument string into number */ 1213 if (ip->ap == ip->argbuf) 1214 return 0; 1215 ch = *ip->ap; 1216 *ip->ap = 0; 1217 n = atoi (ip->argbuf); 1218 *ip->ap = ch; 1219 1220 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1221 } 1222 1223 static int inline 1224 strncmp (a, b, l) 1225 const char *a, *b; 1226 int l; 1227 { 1228 for (;l--; a++, b++) 1229 if (*a != *b) 1230 return *a - *b; 1231 return 0; 1232 } 1233 1234 void 1235 ite_putstr(s, len, dev) 1236 const char *s; 1237 int len; 1238 dev_t dev; 1239 { 1240 struct ite_softc *ip; 1241 int i; 1242 1243 ip = getitesp(dev); 1244 1245 /* XXX avoid problems */ 1246 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1247 return; 1248 1249 SUBR_CURSOR(ip, START_CURSOROPT); 1250 for (i = 0; i < len; i++) 1251 if (s[i]) 1252 iteputchar(s[i], ip); 1253 SUBR_CURSOR(ip, END_CURSOROPT); 1254 } 1255 1256 1257 void 1258 iteputchar(c, ip) 1259 register int c; 1260 struct ite_softc *ip; 1261 { 1262 struct tty *kbd_tty; 1263 int n, x, y; 1264 char *cp; 1265 1266 if (kbd_ite == NULL) 1267 kbd_tty = NULL; 1268 else 1269 kbd_tty = kbd_ite->tp; 1270 1271 if (ip->escape) 1272 { 1273 doesc: 1274 switch (ip->escape) 1275 { 1276 case ESC: 1277 switch (c) 1278 { 1279 /* first 7bit equivalents for the 8bit control characters */ 1280 1281 case 'D': 1282 c = IND; 1283 ip->escape = 0; 1284 break; /* and fall into the next switch below (same for all `break') */ 1285 1286 case 'E': 1287 c = NEL; 1288 ip->escape = 0; 1289 break; 1290 1291 case 'H': 1292 c = HTS; 1293 ip->escape = 0; 1294 break; 1295 1296 case 'M': 1297 c = RI; 1298 ip->escape = 0; 1299 break; 1300 1301 case 'N': 1302 c = SS2; 1303 ip->escape = 0; 1304 break; 1305 1306 case 'O': 1307 c = SS3; 1308 ip->escape = 0; 1309 break; 1310 1311 case 'P': 1312 c = DCS; 1313 ip->escape = 0; 1314 break; 1315 1316 case '[': 1317 c = CSI; 1318 ip->escape = 0; 1319 break; 1320 1321 case '\\': 1322 c = ST; 1323 ip->escape = 0; 1324 break; 1325 1326 case ']': 1327 c = OSC; 1328 ip->escape = 0; 1329 break; 1330 1331 case '^': 1332 c = PM; 1333 ip->escape = 0; 1334 break; 1335 1336 case '_': 1337 c = APC; 1338 ip->escape = 0; 1339 break; 1340 1341 1342 /* introduces 7/8bit control */ 1343 case ' ': 1344 /* can be followed by either F or G */ 1345 ip->escape = ' '; 1346 break; 1347 1348 1349 /* a lot of character set selections, not yet used... 1350 94-character sets: */ 1351 case '(': /* G0 */ 1352 case ')': /* G1 */ 1353 ip->escape = c; 1354 return; 1355 1356 case '*': /* G2 */ 1357 case '+': /* G3 */ 1358 case 'B': /* ASCII */ 1359 case 'A': /* ISO latin 1 */ 1360 case '<': /* user preferred suplemental */ 1361 case '0': /* dec special graphics */ 1362 1363 /* 96-character sets: */ 1364 case '-': /* G1 */ 1365 case '.': /* G2 */ 1366 case '/': /* G3 */ 1367 1368 /* national character sets: */ 1369 case '4': /* dutch */ 1370 case '5': 1371 case 'C': /* finnish */ 1372 case 'R': /* french */ 1373 case 'Q': /* french canadian */ 1374 case 'K': /* german */ 1375 case 'Y': /* italian */ 1376 case '6': /* norwegian/danish */ 1377 /* note: %5 and %6 are not supported (two chars..) */ 1378 1379 ip->escape = 0; 1380 /* just ignore for now */ 1381 return; 1382 1383 1384 /* locking shift modes (as you might guess, not yet supported..) */ 1385 case '`': 1386 ip->GR = ip->G1; 1387 ip->escape = 0; 1388 return; 1389 1390 case 'n': 1391 ip->GL = ip->G2; 1392 ip->escape = 0; 1393 return; 1394 1395 case '}': 1396 ip->GR = ip->G2; 1397 ip->escape = 0; 1398 return; 1399 1400 case 'o': 1401 ip->GL = ip->G3; 1402 ip->escape = 0; 1403 return; 1404 1405 case '|': 1406 ip->GR = ip->G3; 1407 ip->escape = 0; 1408 return; 1409 1410 1411 /* font width/height control */ 1412 case '#': 1413 ip->escape = '#'; 1414 return; 1415 1416 1417 /* hard terminal reset .. */ 1418 case 'c': 1419 ite_reset (ip); 1420 SUBR_CURSOR(ip, MOVE_CURSOR); 1421 ip->escape = 0; 1422 return; 1423 1424 1425 case '7': 1426 ip->save_curx = ip->curx; 1427 ip->save_cury = ip->cury; 1428 ip->save_attribute = ip->attribute; 1429 ip->escape = 0; 1430 return; 1431 1432 case '8': 1433 ip->curx = ip->save_curx; 1434 ip->cury = ip->save_cury; 1435 ip->attribute = ip->save_attribute; 1436 SUBR_CURSOR(ip, MOVE_CURSOR); 1437 ip->escape = 0; 1438 return; 1439 1440 case '=': 1441 ip->keypad_appmode = 1; 1442 ip->escape = 0; 1443 return; 1444 1445 case '>': 1446 ip->keypad_appmode = 0; 1447 ip->escape = 0; 1448 return; 1449 1450 case 'Z': /* request ID */ 1451 if (ip->emul_level == EMUL_VT100) 1452 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1453 else 1454 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1455 ip->escape = 0; 1456 return; 1457 1458 /* default catch all for not recognized ESC sequences */ 1459 default: 1460 ip->escape = 0; 1461 return; 1462 } 1463 break; 1464 1465 1466 case '(': 1467 case ')': 1468 ip->escape = 0; 1469 return; 1470 1471 1472 case ' ': 1473 switch (c) 1474 { 1475 case 'F': 1476 ip->eightbit_C1 = 0; 1477 ip->escape = 0; 1478 return; 1479 1480 case 'G': 1481 ip->eightbit_C1 = 1; 1482 ip->escape = 0; 1483 return; 1484 1485 default: 1486 /* not supported */ 1487 ip->escape = 0; 1488 return; 1489 } 1490 break; 1491 1492 1493 case '#': 1494 switch (c) 1495 { 1496 case '5': 1497 /* single height, single width */ 1498 ip->escape = 0; 1499 return; 1500 1501 case '6': 1502 /* double width, single height */ 1503 ip->escape = 0; 1504 return; 1505 1506 case '3': 1507 /* top half */ 1508 ip->escape = 0; 1509 return; 1510 1511 case '4': 1512 /* bottom half */ 1513 ip->escape = 0; 1514 return; 1515 1516 case '8': 1517 /* screen alignment pattern... */ 1518 alignment_display (ip); 1519 ip->escape = 0; 1520 return; 1521 1522 default: 1523 ip->escape = 0; 1524 return; 1525 } 1526 break; 1527 1528 1529 1530 case CSI: 1531 /* the biggie... */ 1532 switch (c) 1533 { 1534 case '0': case '1': case '2': case '3': case '4': 1535 case '5': case '6': case '7': case '8': case '9': 1536 case ';': case '\"': case '$': case '>': 1537 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1538 *ip->ap++ = c; 1539 return; 1540 1541 case BS: 1542 /* you wouldn't believe such perversion is possible? 1543 it is.. BS is allowed in between cursor sequences 1544 (at least), according to vttest.. */ 1545 if (--ip->curx < 0) 1546 ip->curx = 0; 1547 else 1548 SUBR_CURSOR(ip, MOVE_CURSOR); 1549 break; 1550 1551 case 'p': 1552 *ip->ap = 0; 1553 if (! strncmp (ip->argbuf, "61\"", 3)) 1554 ip->emul_level = EMUL_VT100; 1555 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1556 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1557 ip->emul_level = EMUL_VT300_7; 1558 else 1559 ip->emul_level = EMUL_VT300_8; 1560 ip->escape = 0; 1561 return; 1562 1563 1564 case '?': 1565 *ip->ap = 0; 1566 ip->escape = '?'; 1567 ip->ap = ip->argbuf; 1568 return; 1569 1570 1571 case 'c': 1572 *ip->ap = 0; 1573 if (ip->argbuf[0] == '>') 1574 { 1575 ite_sendstr ("\033[>24;0;0;0c"); 1576 } 1577 else switch (ite_zargnum(ip)) 1578 { 1579 case 0: 1580 /* primary DA request, send primary DA response */ 1581 if (ip->emul_level == EMUL_VT100) 1582 ite_sendstr ("\033[?1;1c"); 1583 else 1584 ite_sendstr ("\033[?63;1c"); 1585 break; 1586 } 1587 ip->escape = 0; 1588 return; 1589 1590 case 'n': 1591 switch (ite_zargnum(ip)) 1592 { 1593 case 5: 1594 ite_sendstr ("\033[0n"); /* no malfunction */ 1595 break; 1596 case 6: 1597 /* cursor position report */ 1598 sprintf (ip->argbuf, "\033[%d;%dR", 1599 ip->cury + 1, ip->curx + 1); 1600 ite_sendstr (ip->argbuf); 1601 break; 1602 } 1603 ip->escape = 0; 1604 return; 1605 1606 1607 case 'x': 1608 switch (ite_zargnum(ip)) 1609 { 1610 case 0: 1611 /* Fake some terminal parameters. */ 1612 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1613 break; 1614 case 1: 1615 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1616 break; 1617 } 1618 ip->escape = 0; 1619 return; 1620 1621 1622 case 'g': 1623 switch (ite_zargnum(ip)) 1624 { 1625 case 0: 1626 if (ip->curx < ip->cols) 1627 ip->tabs[ip->curx] = 0; 1628 break; 1629 case 3: 1630 for (n = 0; n < ip->cols; n++) 1631 ip->tabs[n] = 0; 1632 break; 1633 } 1634 ip->escape = 0; 1635 return; 1636 1637 1638 case 'h': case 'l': 1639 n = ite_zargnum (ip); 1640 switch (n) 1641 { 1642 case 4: 1643 ip->imode = (c == 'h'); /* insert/replace mode */ 1644 break; 1645 case 20: 1646 ip->linefeed_newline = (c == 'h'); 1647 break; 1648 } 1649 ip->escape = 0; 1650 return; 1651 1652 1653 case 'M': 1654 ite_dnline (ip, ite_argnum (ip)); 1655 ip->escape = 0; 1656 return; 1657 1658 1659 case 'L': 1660 ite_inline (ip, ite_argnum (ip)); 1661 ip->escape = 0; 1662 return; 1663 1664 1665 case 'P': 1666 ite_dnchar (ip, ite_argnum (ip)); 1667 ip->escape = 0; 1668 return; 1669 1670 1671 case '@': 1672 ite_inchar (ip, ite_argnum (ip)); 1673 ip->escape = 0; 1674 return; 1675 1676 1677 case 'G': 1678 /* this one was *not* in my vt320 manual but in 1679 a vt320 termcap entry.. who is right? 1680 It's supposed to set the horizontal cursor position. */ 1681 *ip->ap = 0; 1682 x = atoi (ip->argbuf); 1683 if (x) x--; 1684 ip->curx = min(x, ip->cols - 1); 1685 ip->escape = 0; 1686 SUBR_CURSOR(ip, MOVE_CURSOR); 1687 clr_attr (ip, ATTR_INV); 1688 return; 1689 1690 1691 case 'd': 1692 /* same thing here, this one's for setting the absolute 1693 vertical cursor position. Not documented... */ 1694 *ip->ap = 0; 1695 y = atoi (ip->argbuf); 1696 if (y) y--; 1697 if (ip->inside_margins) 1698 y += ip->top_margin; 1699 ip->cury = min(y, ip->rows - 1); 1700 ip->escape = 0; 1701 snap_cury(ip); 1702 SUBR_CURSOR(ip, MOVE_CURSOR); 1703 clr_attr (ip, ATTR_INV); 1704 return; 1705 1706 1707 case 'H': 1708 case 'f': 1709 *ip->ap = 0; 1710 y = atoi (ip->argbuf); 1711 x = 0; 1712 cp = index (ip->argbuf, ';'); 1713 if (cp) 1714 x = atoi (cp + 1); 1715 if (x) x--; 1716 if (y) y--; 1717 if (ip->inside_margins) 1718 y += ip->top_margin; 1719 ip->cury = min(y, ip->rows - 1); 1720 ip->curx = min(x, ip->cols - 1); 1721 ip->escape = 0; 1722 snap_cury(ip); 1723 SUBR_CURSOR(ip, MOVE_CURSOR); 1724 clr_attr (ip, ATTR_INV); 1725 return; 1726 1727 case 'A': 1728 n = ite_argnum (ip); 1729 n = ip->cury - (n ? n : 1); 1730 if (n < 0) n = 0; 1731 if (ip->inside_margins) 1732 n = max(ip->top_margin, n); 1733 else if (n == ip->top_margin - 1) 1734 /* allow scrolling outside region, but don't scroll out 1735 of active region without explicit CUP */ 1736 n = ip->top_margin; 1737 ip->cury = n; 1738 ip->escape = 0; 1739 SUBR_CURSOR(ip, MOVE_CURSOR); 1740 clr_attr (ip, ATTR_INV); 1741 return; 1742 1743 case 'B': 1744 n = ite_argnum (ip); 1745 n = ip->cury + (n ? n : 1); 1746 n = min(ip->rows - 1, n); 1747 if (ip->inside_margins) 1748 n = min(ip->bottom_margin, n); 1749 else if (n == ip->bottom_margin + 1) 1750 /* allow scrolling outside region, but don't scroll out 1751 of active region without explicit CUP */ 1752 n = ip->bottom_margin; 1753 ip->cury = n; 1754 ip->escape = 0; 1755 SUBR_CURSOR(ip, MOVE_CURSOR); 1756 clr_attr (ip, ATTR_INV); 1757 return; 1758 1759 case 'C': 1760 n = ite_argnum (ip); 1761 n = n ? n : 1; 1762 ip->curx = min(ip->curx + n, ip->cols - 1); 1763 ip->escape = 0; 1764 SUBR_CURSOR(ip, MOVE_CURSOR); 1765 clr_attr (ip, ATTR_INV); 1766 return; 1767 1768 case 'D': 1769 n = ite_argnum (ip); 1770 n = n ? n : 1; 1771 n = ip->curx - n; 1772 ip->curx = n >= 0 ? n : 0; 1773 ip->escape = 0; 1774 SUBR_CURSOR(ip, MOVE_CURSOR); 1775 clr_attr (ip, ATTR_INV); 1776 return; 1777 1778 1779 1780 1781 case 'J': 1782 *ip->ap = 0; 1783 n = ite_zargnum (ip); 1784 if (n == 0) 1785 ite_clrtoeos(ip); 1786 else if (n == 1) 1787 ite_clrtobos(ip); 1788 else if (n == 2) 1789 ite_clrscreen(ip); 1790 ip->escape = 0; 1791 return; 1792 1793 1794 case 'K': 1795 n = ite_zargnum (ip); 1796 if (n == 0) 1797 ite_clrtoeol(ip); 1798 else if (n == 1) 1799 ite_clrtobol(ip); 1800 else if (n == 2) 1801 ite_clrline(ip); 1802 ip->escape = 0; 1803 return; 1804 1805 1806 case 'X': 1807 n = ite_argnum(ip) - 1; 1808 n = min(n, ip->cols - 1 - ip->curx); 1809 for (; n >= 0; n--) 1810 { 1811 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1812 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1813 } 1814 ip->escape = 0; 1815 return; 1816 1817 1818 case '}': case '`': 1819 /* status line control */ 1820 ip->escape = 0; 1821 return; 1822 1823 1824 case 'r': 1825 *ip->ap = 0; 1826 x = atoi (ip->argbuf); 1827 x = x ? x : 1; 1828 y = ip->rows; 1829 cp = index (ip->argbuf, ';'); 1830 if (cp) 1831 { 1832 y = atoi (cp + 1); 1833 y = y ? y : ip->rows; 1834 } 1835 if (y - x < 2) 1836 { 1837 /* if illegal scrolling region, reset to defaults */ 1838 x = 1; 1839 y = ip->rows; 1840 } 1841 x--; 1842 y--; 1843 ip->top_margin = min(x, ip->rows - 1); 1844 ip->bottom_margin = min(y, ip->rows - 1); 1845 if (ip->inside_margins) 1846 { 1847 ip->cury = ip->top_margin; 1848 ip->curx = 0; 1849 SUBR_CURSOR(ip, MOVE_CURSOR); 1850 } 1851 ip->escape = 0; 1852 return; 1853 1854 1855 case 'm': 1856 /* big attribute setter/resetter */ 1857 { 1858 char *cp; 1859 *ip->ap = 0; 1860 /* kludge to make CSIm work (== CSI0m) */ 1861 if (ip->ap == ip->argbuf) 1862 ip->ap++; 1863 for (cp = ip->argbuf; cp < ip->ap; ) 1864 { 1865 switch (*cp) 1866 { 1867 case 0: 1868 case '0': 1869 clr_attr (ip, ATTR_ALL); 1870 cp++; 1871 break; 1872 1873 case '1': 1874 set_attr (ip, ATTR_BOLD); 1875 cp++; 1876 break; 1877 1878 case '2': 1879 switch (cp[1]) 1880 { 1881 case '2': 1882 clr_attr (ip, ATTR_BOLD); 1883 cp += 2; 1884 break; 1885 1886 case '4': 1887 clr_attr (ip, ATTR_UL); 1888 cp += 2; 1889 break; 1890 1891 case '5': 1892 clr_attr (ip, ATTR_BLINK); 1893 cp += 2; 1894 break; 1895 1896 case '7': 1897 clr_attr (ip, ATTR_INV); 1898 cp += 2; 1899 break; 1900 1901 default: 1902 cp++; 1903 break; 1904 } 1905 break; 1906 1907 case '4': 1908 set_attr (ip, ATTR_UL); 1909 cp++; 1910 break; 1911 1912 case '5': 1913 set_attr (ip, ATTR_BLINK); 1914 cp++; 1915 break; 1916 1917 case '7': 1918 set_attr (ip, ATTR_INV); 1919 cp++; 1920 break; 1921 1922 default: 1923 cp++; 1924 break; 1925 } 1926 } 1927 1928 } 1929 ip->escape = 0; 1930 return; 1931 1932 1933 case 'u': 1934 /* DECRQTSR */ 1935 ite_sendstr ("\033P\033\\"); 1936 ip->escape = 0; 1937 return; 1938 1939 1940 1941 default: 1942 ip->escape = 0; 1943 return; 1944 } 1945 break; 1946 1947 1948 1949 case '?': /* CSI ? */ 1950 switch (c) 1951 { 1952 case '0': case '1': case '2': case '3': case '4': 1953 case '5': case '6': case '7': case '8': case '9': 1954 case ';': case '\"': case '$': 1955 /* Don't fill the last character; it's needed. */ 1956 /* XXX yeah, where ?? */ 1957 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 1958 *ip->ap++ = c; 1959 return; 1960 1961 1962 case 'n': 1963 *ip->ap = 0; 1964 if (ip->ap == &ip->argbuf[2]) 1965 { 1966 if (! strncmp (ip->argbuf, "15", 2)) 1967 /* printer status: no printer */ 1968 ite_sendstr ("\033[13n"); 1969 1970 else if (! strncmp (ip->argbuf, "25", 2)) 1971 /* udk status */ 1972 ite_sendstr ("\033[20n"); 1973 1974 else if (! strncmp (ip->argbuf, "26", 2)) 1975 /* keyboard dialect: US */ 1976 ite_sendstr ("\033[27;1n"); 1977 } 1978 ip->escape = 0; 1979 return; 1980 1981 1982 case 'h': case 'l': 1983 n = ite_zargnum (ip); 1984 switch (n) 1985 { 1986 case 1: 1987 ip->cursor_appmode = (c == 'h'); 1988 break; 1989 1990 case 3: 1991 /* 132/80 columns (132 == 'h') */ 1992 break; 1993 1994 case 4: /* smooth scroll */ 1995 break; 1996 1997 case 5: 1998 /* light background (=='h') /dark background(=='l') */ 1999 break; 2000 2001 case 6: /* origin mode */ 2002 ip->inside_margins = (c == 'h'); 2003 ip->curx = 0; 2004 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2005 SUBR_CURSOR(ip, MOVE_CURSOR); 2006 break; 2007 2008 case 7: /* auto wraparound */ 2009 ip->auto_wrap = (c == 'h'); 2010 break; 2011 2012 case 8: /* keyboard repeat */ 2013 ip->key_repeat = (c == 'h'); 2014 break; 2015 2016 case 20: /* newline mode */ 2017 ip->linefeed_newline = (c == 'h'); 2018 break; 2019 2020 case 25: /* cursor on/off */ 2021 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2022 break; 2023 } 2024 ip->escape = 0; 2025 return; 2026 2027 default: 2028 ip->escape = 0; 2029 return; 2030 } 2031 break; 2032 2033 2034 default: 2035 ip->escape = 0; 2036 return; 2037 } 2038 } 2039 2040 switch (c) { 2041 2042 case VT: /* VT is treated like LF */ 2043 case FF: /* so is FF */ 2044 case LF: 2045 /* cr->crlf distinction is done here, on output, 2046 not on input! */ 2047 if (ip->linefeed_newline) 2048 ite_crlf (ip); 2049 else 2050 ite_lf (ip); 2051 break; 2052 2053 case CR: 2054 ite_cr (ip); 2055 break; 2056 2057 case BS: 2058 if (--ip->curx < 0) 2059 ip->curx = 0; 2060 else 2061 SUBR_CURSOR(ip, MOVE_CURSOR); 2062 break; 2063 2064 case HT: 2065 for (n = ip->curx + 1; n < ip->cols; n++) { 2066 if (ip->tabs[n]) { 2067 ip->curx = n; 2068 SUBR_CURSOR(ip, MOVE_CURSOR); 2069 break; 2070 } 2071 } 2072 break; 2073 2074 case BEL: 2075 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2076 kbdbell(); 2077 break; 2078 2079 case SO: 2080 ip->GL = ip->G1; 2081 break; 2082 2083 case SI: 2084 ip->GL = ip->G0; 2085 break; 2086 2087 case ENQ: 2088 /* send answer-back message !! */ 2089 break; 2090 2091 case CAN: 2092 ip->escape = 0; /* cancel any escape sequence in progress */ 2093 break; 2094 2095 case SUB: 2096 ip->escape = 0; /* dito, but see below */ 2097 /* should also display a reverse question mark!! */ 2098 break; 2099 2100 case ESC: 2101 ip->escape = ESC; 2102 break; 2103 2104 2105 /* now it gets weird.. 8bit control sequences.. */ 2106 case IND: /* index: move cursor down, scroll */ 2107 ite_lf (ip); 2108 break; 2109 2110 case NEL: /* next line. next line, first pos. */ 2111 ite_crlf (ip); 2112 break; 2113 2114 case HTS: /* set horizontal tab */ 2115 if (ip->curx < ip->cols) 2116 ip->tabs[ip->curx] = 1; 2117 break; 2118 2119 case RI: /* reverse index */ 2120 ite_rlf (ip); 2121 break; 2122 2123 case SS2: /* go into G2 for one character */ 2124 /* not yet supported */ 2125 break; 2126 2127 case SS3: /* go into G3 for one character */ 2128 break; 2129 2130 case DCS: /* device control string introducer */ 2131 ip->escape = DCS; 2132 ip->ap = ip->argbuf; 2133 break; 2134 2135 case CSI: /* control sequence introducer */ 2136 ip->escape = CSI; 2137 ip->ap = ip->argbuf; 2138 break; 2139 2140 case ST: /* string terminator */ 2141 /* ignore, if not used as terminator */ 2142 break; 2143 2144 case OSC: /* introduces OS command. Ignore everything upto ST */ 2145 ip->escape = OSC; 2146 break; 2147 2148 case PM: /* privacy message, ignore everything upto ST */ 2149 ip->escape = PM; 2150 break; 2151 2152 case APC: /* application program command, ignore everything upto ST */ 2153 ip->escape = APC; 2154 break; 2155 2156 default: 2157 if (c < ' ' || c == DEL) 2158 break; 2159 if (ip->imode) 2160 ite_inchar(ip, 1); 2161 iteprecheckwrap(ip); 2162 #ifdef DO_WEIRD_ATTRIBUTES 2163 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2164 attrset(ip, ATTR_INV); 2165 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2166 } 2167 else 2168 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2169 #else 2170 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2171 #endif 2172 SUBR_CURSOR(ip, DRAW_CURSOR); 2173 itecheckwrap(ip); 2174 break; 2175 } 2176 } 2177 2178 iteprecheckwrap(ip) 2179 struct ite_softc *ip; 2180 { 2181 if (ip->auto_wrap && ip->curx == ip->cols) { 2182 ip->curx = 0; 2183 clr_attr(ip, ATTR_INV); 2184 if (++ip->cury >= ip->bottom_margin + 1) { 2185 ip->cury = ip->bottom_margin; 2186 SUBR_CURSOR(ip, MOVE_CURSOR); 2187 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2188 ite_clrtoeol(ip); 2189 } else 2190 SUBR_CURSOR(ip, MOVE_CURSOR); 2191 } 2192 } 2193 2194 itecheckwrap(ip) 2195 struct ite_softc *ip; 2196 { 2197 #if 0 2198 if (++ip->curx == ip->cols) { 2199 if (ip->auto_wrap) { 2200 ip->curx = 0; 2201 clr_attr(ip, ATTR_INV); 2202 if (++ip->cury >= ip->bottom_margin + 1) { 2203 ip->cury = ip->bottom_margin; 2204 SUBR_CURSOR(ip, MOVE_CURSOR); 2205 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2206 ite_clrtoeol(ip); 2207 return; 2208 } 2209 } else 2210 /* stay there if no autowrap.. */ 2211 ip->curx--; 2212 } 2213 #else 2214 if (ip->curx < ip->cols) { 2215 ip->curx++; 2216 SUBR_CURSOR(ip, MOVE_CURSOR); 2217 } 2218 #endif 2219 } 2220