ite.c revision 1.18
1 /* $NetBSD: ite.c,v 1.18 1996/10/11 20:50:34 leo 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 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 42 */ 43 44 /* 45 * ite - bitmapped 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 62 #include <machine/cpu.h> 63 64 #include <atari/atari/device.h> 65 #include <atari/dev/event_var.h> 66 #include <atari/dev/kbdmap.h> 67 #include <atari/dev/kbdvar.h> 68 #include <atari/dev/iteioctl.h> 69 #include <atari/dev/itevar.h> 70 #include <atari/dev/grfioctl.h> 71 #include <atari/dev/grfabs_reg.h> 72 #include <atari/dev/grfvar.h> 73 #include <atari/dev/viewioctl.h> 74 #include <atari/dev/viewvar.h> 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,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 84 85 u_int ite_confunits; /* configured units */ 86 87 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 88 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 89 90 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 91 92 struct ite_softc con_itesoftc; 93 u_char cons_tabs[MAX_TABS]; 94 95 struct ite_softc *kbd_ite; 96 int kbd_init; 97 98 static __inline__ int atoi __P((const char *)); 99 static __inline__ int ite_argnum __P((struct ite_softc *)); 100 static __inline__ int ite_zargnum __P((struct ite_softc *)); 101 static __inline__ void ite_cr __P((struct ite_softc *)); 102 static __inline__ void ite_crlf __P((struct ite_softc *)); 103 static __inline__ void ite_clrline __P((struct ite_softc *)); 104 static __inline__ void ite_clrscreen __P((struct ite_softc *)); 105 static __inline__ void ite_clrtobos __P((struct ite_softc *)); 106 static __inline__ void ite_clrtobol __P((struct ite_softc *)); 107 static __inline__ void ite_clrtoeol __P((struct ite_softc *)); 108 static __inline__ void ite_clrtoeos __P((struct ite_softc *)); 109 static __inline__ void ite_dnchar __P((struct ite_softc *, int)); 110 static __inline__ void ite_inchar __P((struct ite_softc *, int)); 111 static __inline__ void ite_inline __P((struct ite_softc *, int)); 112 static __inline__ void ite_lf __P((struct ite_softc *)); 113 static __inline__ void ite_dnline __P((struct ite_softc *, int)); 114 static __inline__ void ite_rlf __P((struct ite_softc *)); 115 static __inline__ void ite_sendstr __P((char *)); 116 static __inline__ void snap_cury __P((struct ite_softc *)); 117 118 static void alignment_display __P((struct ite_softc *)); 119 static char *index __P((const char *, int)); 120 static struct ite_softc *getitesp __P((dev_t)); 121 static void itecheckwrap __P((struct ite_softc *)); 122 static void iteprecheckwrap __P((struct ite_softc *)); 123 static void itestart __P((struct tty *)); 124 static void ite_switch __P((int)); 125 static void repeat_handler __P((void *)); 126 127 void iteputchar __P((int c, struct ite_softc *ip)); 128 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 129 void iteattach __P((struct device *, struct device *, void *)); 130 int itematch __P((struct device *, void *, void *)); 131 132 /* 133 * Console specific types. 134 */ 135 dev_type_cnprobe(itecnprobe); 136 dev_type_cninit(itecninit); 137 dev_type_cngetc(itecngetc); 138 dev_type_cnputc(itecnputc); 139 140 struct cfattach ite_ca = { 141 sizeof(struct ite_softc), itematch, iteattach 142 }; 143 144 struct cfdriver ite_cd = { 145 NULL, "ite", DV_DULL, NULL, 0 146 }; 147 148 int 149 itematch(pdp, match, auxp) 150 struct device *pdp; 151 void *match, *auxp; 152 { 153 struct cfdata *cdp = match; 154 struct grf_softc *gp = auxp; 155 dev_t itedev; 156 int maj; 157 158 /* 159 * all that our mask allows (more than enough no one 160 * has > 32 monitors for text consoles on one machine) 161 */ 162 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 163 return(0); 164 /* 165 * XXX 166 * normally this would be done in attach, however 167 * during early init we do not have a device pointer 168 * and thus no unit number. 169 */ 170 for(maj = 0; maj < nchrdev; maj++) 171 if (cdevsw[maj].d_open == iteopen) 172 break; 173 itedev = makedev(maj, cdp->cf_unit); 174 175 /* 176 * Try to make sure that a single ite will not be attached to 177 * multiple grf's. 178 * Note that the console grf is the only grf that will ever enter 179 * here with itedev != (dev_t)-1. 180 */ 181 if (gp->g_itedev == (dev_t)-1) { 182 if (ite_confunits & (1 << ITEUNIT(itedev))) 183 return (0); 184 } 185 186 gp->g_itedev = itedev; 187 return(1); 188 } 189 190 void 191 iteattach(pdp, dp, auxp) 192 struct device *pdp, *dp; 193 void *auxp; 194 { 195 struct grf_softc *gp; 196 struct ite_softc *ip; 197 int s; 198 199 gp = (struct grf_softc *)auxp; 200 201 /* 202 * mark unit as attached (XXX see itematch) 203 */ 204 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 205 206 if(dp) { 207 ip = (struct ite_softc *)dp; 208 209 s = spltty(); 210 if(con_itesoftc.grf != NULL 211 && con_itesoftc.grf->g_unit == gp->g_unit) { 212 /* 213 * console reinit copy params over. 214 * and console always gets keyboard 215 */ 216 bcopy(&con_itesoftc.grf, &ip->grf, 217 (char *)&ip[1] - (char *)&ip->grf); 218 con_itesoftc.grf = NULL; 219 kbd_ite = ip; 220 } 221 ip->grf = gp; 222 splx(s); 223 224 iteinit(gp->g_itedev); 225 kprintf(": %dx%d", ip->rows, ip->cols); 226 kprintf(" repeat at (%d/100)s next at (%d/100)s", 227 start_repeat_timeo, next_repeat_timeo); 228 229 if (kbd_ite == NULL) 230 kbd_ite = ip; 231 if (kbd_ite == ip) 232 kprintf(" has keyboard"); 233 kprintf("\n"); 234 } else { 235 if (con_itesoftc.grf != NULL && 236 con_itesoftc.grf->g_conpri > gp->g_conpri) 237 return; 238 con_itesoftc.grf = gp; 239 con_itesoftc.tabs = cons_tabs; 240 } 241 } 242 243 static struct ite_softc * 244 getitesp(dev) 245 dev_t dev; 246 { 247 if(atari_realconfig && (con_itesoftc.grf == NULL)) 248 return(ite_cd.cd_devs[ITEUNIT(dev)]); 249 250 if(con_itesoftc.grf == NULL) 251 panic("no ite_softc for console"); 252 return(&con_itesoftc); 253 } 254 255 /* 256 * cons.c entry points into ite device. 257 */ 258 259 /* 260 * Return a priority in consdev->cn_pri field highest wins. This function 261 * is called before any devices have been probed. 262 */ 263 void 264 itecnprobe(cd) 265 struct consdev *cd; 266 { 267 /* 268 * bring graphics layer up. 269 */ 270 config_console(); 271 272 /* 273 * return priority of the best ite (already picked from attach) 274 * or CN_DEAD. 275 */ 276 if (con_itesoftc.grf == NULL) 277 cd->cn_pri = CN_DEAD; 278 else { 279 cd->cn_pri = con_itesoftc.grf->g_conpri; 280 cd->cn_dev = con_itesoftc.grf->g_itedev; 281 } 282 } 283 284 void 285 itecninit(cd) 286 struct consdev *cd; 287 { 288 struct ite_softc *ip; 289 290 ip = getitesp(cd->cn_dev); 291 ip->flags |= ITE_ISCONS; 292 iteinit(cd->cn_dev); 293 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 294 } 295 296 /* 297 * ite_cnfinish() is called in ite_init() when the device is 298 * being probed in the normal fasion, thus we can finish setting 299 * up this ite now that the system is more functional. 300 */ 301 void 302 ite_cnfinish(ip) 303 struct ite_softc *ip; 304 { 305 static int done; 306 307 if (done) 308 return; 309 done = 1; 310 } 311 312 int 313 itecngetc(dev) 314 dev_t dev; 315 { 316 int c; 317 318 /* XXX this should be moved */ 319 if (!kbd_init) { 320 kbd_init = 1; 321 kbdenable(); 322 } 323 do { 324 c = kbdgetcn(); 325 c = ite_cnfilter(c, ITEFILT_CONSOLE); 326 } while (c == -1); 327 return (c); 328 } 329 330 void 331 itecnputc(dev, c) 332 dev_t dev; 333 int c; 334 { 335 static int paniced; 336 struct ite_softc *ip; 337 char ch; 338 339 ip = getitesp(dev); 340 ch = c; 341 342 if (panicstr && !paniced && 343 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 344 (void)ite_on(dev, 3); 345 paniced = 1; 346 } 347 SUBR_CURSOR(ip, START_CURSOROPT); 348 iteputchar(ch, ip); 349 SUBR_CURSOR(ip, END_CURSOROPT); 350 } 351 352 /* 353 * standard entry points to the device. 354 */ 355 356 /* 357 * iteinit() is the standard entry point for initialization of 358 * an ite device, it is also called from itecninit(). 359 * 360 */ 361 void 362 iteinit(dev) 363 dev_t dev; 364 { 365 struct ite_softc *ip; 366 367 ip = getitesp(dev); 368 if (ip->flags & ITE_INITED) 369 return; 370 if (atari_realconfig) { 371 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 372 free(ip->kbdmap, M_DEVBUF); 373 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 374 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 375 } 376 else ip->kbdmap = &ascii_kbdmap; 377 378 ip->cursorx = 0; 379 ip->cursory = 0; 380 SUBR_INIT(ip); 381 SUBR_CURSOR(ip, DRAW_CURSOR); 382 if (ip->tabs == NULL) 383 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 384 ite_reset(ip); 385 ip->flags |= ITE_INITED; 386 } 387 388 int 389 iteopen(dev, mode, devtype, p) 390 dev_t dev; 391 int mode, devtype; 392 struct proc *p; 393 { 394 struct ite_softc *ip; 395 struct tty *tp; 396 int error, first, unit; 397 398 unit = ITEUNIT(dev); 399 first = 0; 400 401 if (((1 << unit) & ite_confunits) == 0) 402 return (ENXIO); 403 404 ip = getitesp(dev); 405 406 if (ip->tp == NULL) { 407 tp = ip->tp = ttymalloc(); 408 tty_attach(tp); 409 } 410 else tp = ip->tp; 411 412 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 413 && p->p_ucred->cr_uid != 0) 414 return (EBUSY); 415 if ((ip->flags & ITE_ACTIVE) == 0) { 416 error = ite_on(dev, 0); 417 if (error) 418 return (error); 419 first = 1; 420 } 421 tp->t_oproc = itestart; 422 tp->t_param = ite_param; 423 tp->t_dev = dev; 424 if ((tp->t_state & TS_ISOPEN) == 0) { 425 ttychars(tp); 426 tp->t_iflag = TTYDEF_IFLAG; 427 tp->t_oflag = TTYDEF_OFLAG; 428 tp->t_cflag = TTYDEF_CFLAG; 429 tp->t_lflag = TTYDEF_LFLAG; 430 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 431 tp->t_state = TS_WOPEN | TS_CARR_ON; 432 ttsetwater(tp); 433 } 434 error = (*linesw[tp->t_line].l_open) (dev, tp); 435 if (error == 0) { 436 tp->t_winsize.ws_row = ip->rows; 437 tp->t_winsize.ws_col = ip->cols; 438 if (!kbd_init) { 439 kbd_init = 1; 440 kbdenable(); 441 } 442 } else if (first) 443 ite_off(dev, 0); 444 return (error); 445 } 446 447 int 448 iteclose(dev, flag, mode, p) 449 dev_t dev; 450 int flag, mode; 451 struct proc *p; 452 { 453 struct tty *tp; 454 455 tp = getitesp(dev)->tp; 456 457 KDASSERT(tp); 458 (*linesw[tp->t_line].l_close) (tp, flag); 459 ttyclose(tp); 460 ite_off(dev, 0); 461 return (0); 462 } 463 464 int 465 iteread(dev, uio, flag) 466 dev_t dev; 467 struct uio *uio; 468 int flag; 469 { 470 struct tty *tp; 471 472 tp = getitesp(dev)->tp; 473 474 KDASSERT(tp); 475 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 476 } 477 478 int 479 itewrite(dev, uio, flag) 480 dev_t dev; 481 struct uio *uio; 482 int flag; 483 { 484 struct tty *tp; 485 486 tp = getitesp(dev)->tp; 487 488 KDASSERT(tp); 489 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 490 } 491 492 void 493 itestop(tp, flag) 494 struct tty *tp; 495 int flag; 496 { 497 } 498 499 struct tty * 500 itetty(dev) 501 dev_t dev; 502 { 503 return(getitesp(dev)->tp); 504 } 505 506 int 507 iteioctl(dev, cmd, addr, flag, p) 508 dev_t dev; 509 u_long cmd; 510 int flag; 511 caddr_t addr; 512 struct proc *p; 513 { 514 struct iterepeat *irp; 515 struct ite_softc *ip; 516 struct tty *tp; 517 view_t *view; 518 struct itewinsize *is; 519 int error; 520 521 ip = getitesp(dev); 522 tp = ip->tp; 523 view = viewview(ip->grf->g_viewdev); 524 525 KDASSERT(tp); 526 527 error = (*linesw[tp->t_line].l_ioctl) (tp, cmd, addr, flag, p); 528 if(error >= 0) 529 return (error); 530 error = ttioctl(tp, cmd, addr, flag, p); 531 if (error >= 0) 532 return (error); 533 534 switch (cmd) { 535 case ITEIOCSKMAP: 536 if (addr == 0) 537 return(EFAULT); 538 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 539 return(0); 540 case ITEIOCSSKMAP: 541 if (addr == 0) 542 return(EFAULT); 543 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 544 return(0); 545 case ITEIOCGKMAP: 546 if (addr == NULL) 547 return(EFAULT); 548 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 549 return(0); 550 case ITEIOCGREPT: 551 irp = (struct iterepeat *)addr; 552 irp->start = start_repeat_timeo; 553 irp->next = next_repeat_timeo; 554 return(0); 555 case ITEIOCSREPT: 556 irp = (struct iterepeat *)addr; 557 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 558 return(EINVAL); 559 start_repeat_timeo = irp->start; 560 next_repeat_timeo = irp->next; 561 return(0); 562 case ITEIOCGWINSZ: 563 is = (struct itewinsize *)addr; 564 is->x = view->display.x; 565 is->y = view->display.y; 566 is->width = view->display.width; 567 is->height = view->display.height; 568 is->depth = view->bitmap->depth; 569 return(0); 570 case ITEIOCDSPWIN: 571 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 572 return(0); 573 case ITEIOCREMWIN: 574 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 575 return(0); 576 } 577 error = (ip->itexx_ioctl)(ip, cmd, addr, flag, p); 578 if(error >= 0) 579 return(error); 580 return (ENOTTY); 581 } 582 583 void 584 itestart(tp) 585 struct tty *tp; 586 { 587 struct clist *rbp; 588 struct ite_softc *ip; 589 u_char buf[ITEBURST]; 590 int s, len; 591 592 ip = getitesp(tp->t_dev); 593 594 KDASSERT(tp); 595 596 s = spltty(); { 597 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 598 goto out; 599 600 tp->t_state |= TS_BUSY; 601 rbp = &tp->t_outq; 602 603 len = q_to_b(rbp, buf, ITEBURST); 604 } splx(s); 605 606 /* Here is a really good place to implement pre/jumpscroll() */ 607 ite_putstr((char *)buf, len, tp->t_dev); 608 609 s = spltty(); { 610 tp->t_state &= ~TS_BUSY; 611 /* we have characters remaining. */ 612 if (rbp->c_cc) { 613 tp->t_state |= TS_TIMEOUT; 614 timeout(ttrstrt, tp, 1); 615 } 616 /* wakeup we are below */ 617 if (rbp->c_cc <= tp->t_lowat) { 618 if (tp->t_state & TS_ASLEEP) { 619 tp->t_state &= ~TS_ASLEEP; 620 wakeup((caddr_t) rbp); 621 } 622 selwakeup(&tp->t_wsel); 623 } 624 out: ; 625 } splx(s); 626 } 627 628 int 629 ite_on(dev, flag) 630 dev_t dev; 631 int flag; 632 { 633 struct ite_softc *ip; 634 int unit; 635 636 unit = ITEUNIT(dev); 637 if (((1 << unit) & ite_confunits) == 0) 638 return (ENXIO); 639 640 ip = getitesp(dev); 641 642 /* force ite active, overriding graphics mode */ 643 if (flag & 1) { 644 ip->flags |= ITE_ACTIVE; 645 ip->flags &= ~(ITE_INGRF | ITE_INITED); 646 } 647 /* leave graphics mode */ 648 if (flag & 2) { 649 ip->flags &= ~ITE_INGRF; 650 if ((ip->flags & ITE_ACTIVE) == 0) 651 return (0); 652 } 653 ip->flags |= ITE_ACTIVE; 654 if (ip->flags & ITE_INGRF) 655 return (0); 656 iteinit(dev); 657 return (0); 658 } 659 660 void 661 ite_off(dev, flag) 662 dev_t dev; 663 int flag; 664 { 665 struct ite_softc *ip; 666 667 ip = getitesp(dev); 668 if (flag & 2) 669 ip->flags |= ITE_INGRF; 670 if ((ip->flags & ITE_ACTIVE) == 0) 671 return; 672 if ((flag & 1) || 673 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 674 SUBR_DEINIT(ip); 675 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 676 ip->flags &= ~ITE_ACTIVE; 677 } 678 679 static void 680 ite_switch(unit) 681 int unit; 682 { 683 struct ite_softc *ip; 684 685 if(!(ite_confunits & (1 << unit))) 686 return; /* Don't try unconfigured units */ 687 ip = getitesp(unit); 688 if(!(ip->flags & ITE_INITED)) 689 return; 690 691 /* 692 * If switching to an active ite, also switch the keyboard. 693 */ 694 if(ip->flags & ITE_ACTIVE) 695 kbd_ite = ip; 696 697 /* 698 * Now make it visible 699 */ 700 viewioctl(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 0, NOPROC); 701 702 /* 703 * Make sure the cursor's there too.... 704 */ 705 SUBR_CURSOR(ip, DRAW_CURSOR); 706 } 707 708 /* XXX called after changes made in underlying grf layer. */ 709 /* I want to nuke this */ 710 void 711 ite_reinit(dev) 712 dev_t dev; 713 { 714 struct ite_softc *ip; 715 716 ip = getitesp(dev); 717 ip->flags &= ~ITE_INITED; 718 iteinit(dev); 719 } 720 721 int 722 ite_param(tp, t) 723 struct tty *tp; 724 struct termios *t; 725 { 726 tp->t_ispeed = t->c_ispeed; 727 tp->t_ospeed = t->c_ospeed; 728 tp->t_cflag = t->c_cflag; 729 return (0); 730 } 731 732 void 733 ite_reset(ip) 734 struct ite_softc *ip; 735 { 736 int i; 737 738 ip->curx = 0; 739 ip->cury = 0; 740 ip->attribute = ATTR_NOR; 741 ip->save_curx = 0; 742 ip->save_cury = 0; 743 ip->save_attribute = ATTR_NOR; 744 ip->ap = ip->argbuf; 745 ip->emul_level = 0; 746 ip->eightbit_C1 = 0; 747 ip->top_margin = 0; 748 ip->bottom_margin = ip->rows - 1; 749 ip->inside_margins = 0; 750 ip->linefeed_newline = 0; 751 ip->auto_wrap = ite_default_wrap; 752 ip->cursor_appmode = 0; 753 ip->keypad_appmode = 0; 754 ip->imode = 0; 755 ip->key_repeat = 1; 756 bzero(ip->tabs, ip->cols); 757 for (i = 0; i < ip->cols; i++) 758 ip->tabs[i] = ((i & 7) == 0); 759 } 760 761 /* 762 * has to be global becuase of the shared filters. 763 */ 764 static u_char key_mod; 765 static u_char last_dead; 766 767 /* Used in console at startup only */ 768 int 769 ite_cnfilter(c, caller) 770 u_int c; 771 enum caller caller; 772 { 773 struct key key; 774 struct kbdmap *kbdmap; 775 u_char code, up, mask; 776 int s; 777 778 up = KBD_RELEASED(c); 779 c = KBD_SCANCODE(c); 780 code = 0; 781 mask = 0; 782 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 783 784 s = spltty(); 785 786 /* 787 * Handle special keys 788 */ 789 switch(c) { 790 case KBD_LEFT_SHIFT: 791 mask = KBD_MOD_LSHIFT; 792 break; 793 case KBD_RIGHT_SHIFT: 794 mask = KBD_MOD_RSHIFT; 795 break; 796 case KBD_CTRL: 797 mask = KBD_MOD_CTRL; 798 break; 799 case KBD_ALT: 800 mask = KBD_MOD_ALT; 801 break; 802 case KBD_CAPS_LOCK: 803 /* CAPSLOCK is a toggle */ 804 if(!up) 805 key_mod ^= KBD_MOD_CAPS; 806 splx(s); 807 return -1; 808 break; 809 } 810 if(mask) { 811 if(up) 812 key_mod &= ~mask; 813 else 814 key_mod |= mask; 815 splx(s); 816 return -1; 817 } 818 819 /* 820 * No special action if key released 821 */ 822 if(up) { 823 splx(s); 824 return -1; 825 } 826 827 /* translate modifiers */ 828 if(key_mod & KBD_MOD_SHIFT) { 829 if(key_mod & KBD_MOD_ALT) 830 key = kbdmap->alt_shift_keys[c]; 831 else key = kbdmap->shift_keys[c]; 832 } 833 else if(key_mod & KBD_MOD_ALT) 834 key = kbdmap->alt_keys[c]; 835 else { 836 key = kbdmap->keys[c]; 837 /* 838 * If CAPS and key is CAPable (no pun intended) 839 */ 840 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 841 key = kbdmap->shift_keys[c]; 842 } 843 code = key.code; 844 845 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 846 /* 847 * If string return simple console filter 848 */ 849 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 850 splx(s); 851 return -1; 852 } 853 /* handle dead keys */ 854 if(key->mode & KBD_MODE_DEAD) { 855 /* if entered twice, send accent itself */ 856 if (last_dead == key->mode & KBD_MODE_ACCMASK) 857 last_dead = 0; 858 else { 859 last_dead = key->mode & KBD_MODE_ACCMASK; 860 splx(s); 861 return -1; 862 } 863 } 864 if(last_dead) { 865 /* can't apply dead flag to string-keys */ 866 if (code >= '@' && code < 0x7f) 867 code = 868 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 869 last_dead = 0; 870 } 871 #endif 872 if(key_mod & KBD_MOD_CTRL) 873 code &= 0x1f; 874 875 /* 876 * Do console mapping. 877 */ 878 code = code == '\r' ? '\n' : code; 879 880 splx(s); 881 return (code); 882 } 883 884 /* And now the old stuff. */ 885 886 /* these are used to implement repeating keys.. */ 887 static u_int last_char; 888 static u_char tout_pending; 889 890 /*ARGSUSED*/ 891 static void 892 repeat_handler(arg) 893 void *arg; 894 { 895 tout_pending = 0; 896 if(last_char) 897 add_sicallback((si_farg)ite_filter, (void *)last_char, 898 (void *)ITEFILT_REPEATER); 899 } 900 901 void 902 ite_filter(c, caller) 903 u_int c; 904 enum caller caller; 905 { 906 struct tty *kbd_tty; 907 struct kbdmap *kbdmap; 908 u_char code, *str, up, mask; 909 struct key key; 910 int s, i; 911 912 if(kbd_ite == NULL) 913 return; 914 915 kbd_tty = kbd_ite->tp; 916 kbdmap = kbd_ite->kbdmap; 917 918 up = KBD_RELEASED(c); 919 c = KBD_SCANCODE(c); 920 code = 0; 921 mask = 0; 922 923 /* have to make sure we're at spltty in here */ 924 s = spltty(); 925 926 /* 927 * keyboard interrupts come at priority 2, while softint 928 * generated keyboard-repeat interrupts come at level 1. So, 929 * to not allow a key-up event to get thru before a repeat for 930 * the key-down, we remove any outstanding callout requests.. 931 */ 932 rem_sicallback((si_farg)ite_filter); 933 934 935 /* 936 * Handle special keys 937 */ 938 switch(c) { 939 case KBD_LEFT_SHIFT: 940 mask = KBD_MOD_LSHIFT; 941 break; 942 case KBD_RIGHT_SHIFT: 943 mask = KBD_MOD_RSHIFT; 944 break; 945 case KBD_CTRL: 946 mask = KBD_MOD_CTRL; 947 break; 948 case KBD_ALT: 949 mask = KBD_MOD_ALT; 950 break; 951 case KBD_CAPS_LOCK: 952 /* CAPSLOCK is a toggle */ 953 if(!up) 954 key_mod ^= KBD_MOD_CAPS; 955 splx(s); 956 return; 957 break; 958 } 959 if(mask) { 960 if(up) 961 key_mod &= ~mask; 962 else 963 key_mod |= mask; 964 splx(s); 965 return; 966 } 967 968 /* 969 * Stop repeating on up event 970 */ 971 if (up) { 972 if(tout_pending) { 973 untimeout(repeat_handler, 0); 974 tout_pending = 0; 975 last_char = 0; 976 } 977 splx(s); 978 return; 979 } 980 else if(tout_pending && last_char != c) { 981 /* 982 * Different character, stop also 983 */ 984 untimeout(repeat_handler, 0); 985 tout_pending = 0; 986 last_char = 0; 987 } 988 989 /* 990 * Handle ite-switching ALT + Fx 991 */ 992 if((key_mod == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 993 ite_switch(c - 0x3b); 994 splx(s); 995 return; 996 } 997 /* 998 * Safety button, switch back to ascii keymap. 999 */ 1000 if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 1001 /* ALT + LSHIFT + F1 */ 1002 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 1003 splx(s); 1004 return; 1005 #ifdef DDB 1006 } 1007 else if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 1008 /* ALT + LSHIFT + F9 */ 1009 Debugger(); 1010 splx(s); 1011 return; 1012 #endif 1013 } 1014 1015 /* 1016 * The rest of the code is senseless when the device is not open. 1017 */ 1018 if(kbd_tty == NULL) { 1019 splx(s); 1020 return; 1021 } 1022 1023 /* 1024 * Translate modifiers 1025 */ 1026 if(key_mod & KBD_MOD_SHIFT) { 1027 if(key_mod & KBD_MOD_ALT) 1028 key = kbdmap->alt_shift_keys[c]; 1029 else key = kbdmap->shift_keys[c]; 1030 } 1031 else if(key_mod & KBD_MOD_ALT) 1032 key = kbdmap->alt_keys[c]; 1033 else { 1034 key = kbdmap->keys[c]; 1035 /* 1036 * If CAPS and key is CAPable (no pun intended) 1037 */ 1038 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 1039 key = kbdmap->shift_keys[c]; 1040 } 1041 code = key.code; 1042 1043 /* 1044 * Arrange to repeat the keystroke. By doing this at the level 1045 * of scan-codes, we can have function keys, and keys that 1046 * send strings, repeat too. This also entitles an additional 1047 * overhead, since we have to do the conversion each time, but 1048 * I guess that's ok. 1049 */ 1050 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 1051 tout_pending = 1; 1052 last_char = c; 1053 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 1054 } 1055 else if(!tout_pending && caller==ITEFILT_REPEATER 1056 && kbd_ite->key_repeat) { 1057 tout_pending = 1; 1058 last_char = c; 1059 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 1060 } 1061 /* handle dead keys */ 1062 if (key.mode & KBD_MODE_DEAD) { 1063 /* if entered twice, send accent itself */ 1064 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 1065 last_dead = 0; 1066 else { 1067 last_dead = key.mode & KBD_MODE_ACCMASK; 1068 splx(s); 1069 return; 1070 } 1071 } 1072 if (last_dead) { 1073 /* can't apply dead flag to string-keys */ 1074 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1075 code < 0x7f) 1076 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1077 last_dead = 0; 1078 } 1079 1080 /* 1081 * If not string, apply CTRL modifiers 1082 */ 1083 if(!(key.mode & KBD_MODE_STRING) 1084 && (!(key.mode & KBD_MODE_KPAD) 1085 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1086 if(key_mod & KBD_MOD_CTRL) 1087 code &= 0x1f; 1088 } 1089 else if((key.mode & KBD_MODE_KPAD) 1090 && (kbd_ite && kbd_ite->keypad_appmode)) { 1091 static char *in = "0123456789-+.\r()/*"; 1092 static char *out = "pqrstuvwxymlnMPQRS"; 1093 char *cp = index(in, code); 1094 1095 /* 1096 * keypad-appmode sends SS3 followed by the above 1097 * translated character 1098 */ 1099 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 1100 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 1101 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 1102 splx(s); 1103 return; 1104 } else { 1105 /* *NO* I don't like this.... */ 1106 static u_char app_cursor[] = 1107 { 1108 3, 27, 'O', 'A', 1109 3, 27, 'O', 'B', 1110 3, 27, 'O', 'C', 1111 3, 27, 'O', 'D'}; 1112 1113 str = kbdmap->strings + code; 1114 /* 1115 * if this is a cursor key, AND it has the default 1116 * keymap setting, AND we're in app-cursor mode, switch 1117 * to the above table. This is *nasty* ! 1118 */ 1119 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1120 && kbd_ite->cursor_appmode 1121 && !bcmp(str, "\x03\x1b[", 3) && 1122 index("ABCD", str[3])) 1123 str = app_cursor + 4 * (str[3] - 'A'); 1124 1125 /* 1126 * using a length-byte instead of 0-termination allows 1127 * to embed \0 into strings, although this is not used 1128 * in the default keymap 1129 */ 1130 for (i = *str++; i; i--) 1131 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1132 splx(s); 1133 return; 1134 } 1135 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 1136 1137 splx(s); 1138 return; 1139 } 1140 1141 /* helper functions, makes the code below more readable */ 1142 static __inline__ void 1143 ite_sendstr(str) 1144 char *str; 1145 { 1146 struct tty *kbd_tty; 1147 1148 kbd_tty = kbd_ite->tp; 1149 KDASSERT(kbd_tty); 1150 while (*str) 1151 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1152 } 1153 1154 static void 1155 alignment_display(ip) 1156 struct ite_softc *ip; 1157 { 1158 int i, j; 1159 1160 for (j = 0; j < ip->rows; j++) 1161 for (i = 0; i < ip->cols; i++) 1162 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1163 attrclr(ip, 0, 0, ip->rows, ip->cols); 1164 SUBR_CURSOR(ip, DRAW_CURSOR); 1165 } 1166 1167 static __inline__ void 1168 snap_cury(ip) 1169 struct ite_softc *ip; 1170 { 1171 if (ip->inside_margins) 1172 { 1173 if (ip->cury < ip->top_margin) 1174 ip->cury = ip->top_margin; 1175 if (ip->cury > ip->bottom_margin) 1176 ip->cury = ip->bottom_margin; 1177 } 1178 } 1179 1180 static __inline__ void 1181 ite_dnchar(ip, n) 1182 struct ite_softc *ip; 1183 int n; 1184 { 1185 n = min(n, ip->cols - ip->curx); 1186 if (n < ip->cols - ip->curx) 1187 { 1188 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1189 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1190 1, ip->cols - ip->curx - n); 1191 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1192 } 1193 while (n-- > 0) 1194 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1195 SUBR_CURSOR(ip, DRAW_CURSOR); 1196 } 1197 1198 static __inline__ void 1199 ite_inchar(ip, n) 1200 struct ite_softc *ip; 1201 int n; 1202 { 1203 n = min(n, ip->cols - ip->curx); 1204 if (n < ip->cols - ip->curx) 1205 { 1206 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1207 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1208 1, ip->cols - ip->curx - n); 1209 attrclr(ip, ip->cury, ip->curx, 1, n); 1210 } 1211 while (n--) 1212 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1213 SUBR_CURSOR(ip, DRAW_CURSOR); 1214 } 1215 1216 static __inline__ void 1217 ite_clrtoeol(ip) 1218 struct ite_softc *ip; 1219 { 1220 int y = ip->cury, x = ip->curx; 1221 if (ip->cols - x > 0) 1222 { 1223 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1224 attrclr(ip, y, x, 1, ip->cols - x); 1225 SUBR_CURSOR(ip, DRAW_CURSOR); 1226 } 1227 } 1228 1229 static __inline__ void 1230 ite_clrtobol(ip) 1231 struct ite_softc *ip; 1232 { 1233 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1234 SUBR_CLEAR(ip, y, 0, 1, x); 1235 attrclr(ip, y, 0, 1, x); 1236 SUBR_CURSOR(ip, DRAW_CURSOR); 1237 } 1238 1239 static __inline__ void 1240 ite_clrline(ip) 1241 struct ite_softc *ip; 1242 { 1243 int y = ip->cury; 1244 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1245 attrclr(ip, y, 0, 1, ip->cols); 1246 SUBR_CURSOR(ip, DRAW_CURSOR); 1247 } 1248 1249 1250 1251 static __inline__ void 1252 ite_clrtoeos(ip) 1253 struct ite_softc *ip; 1254 { 1255 ite_clrtoeol(ip); 1256 if (ip->cury < ip->rows - 1) 1257 { 1258 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1259 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1260 SUBR_CURSOR(ip, DRAW_CURSOR); 1261 } 1262 } 1263 1264 static __inline__ void 1265 ite_clrtobos(ip) 1266 struct ite_softc *ip; 1267 { 1268 ite_clrtobol(ip); 1269 if (ip->cury > 0) 1270 { 1271 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1272 attrclr(ip, 0, 0, ip->cury, ip->cols); 1273 SUBR_CURSOR(ip, DRAW_CURSOR); 1274 } 1275 } 1276 1277 static __inline__ void 1278 ite_clrscreen(ip) 1279 struct ite_softc *ip; 1280 { 1281 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1282 attrclr(ip, 0, 0, ip->rows, ip->cols); 1283 SUBR_CURSOR(ip, DRAW_CURSOR); 1284 } 1285 1286 1287 1288 static __inline__ void 1289 ite_dnline(ip, n) 1290 struct ite_softc *ip; 1291 int n; 1292 { 1293 /* interesting.. if the cursor is outside the scrolling 1294 region, this command is simply ignored.. */ 1295 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1296 return; 1297 1298 n = min(n, ip->bottom_margin + 1 - ip->cury); 1299 if (n <= ip->bottom_margin - ip->cury) 1300 { 1301 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1302 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1303 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1304 } 1305 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1306 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1307 SUBR_CURSOR(ip, DRAW_CURSOR); 1308 } 1309 1310 static __inline__ void 1311 ite_inline(ip, n) 1312 struct ite_softc *ip; 1313 int n; 1314 { 1315 /* interesting.. if the cursor is outside the scrolling 1316 region, this command is simply ignored.. */ 1317 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1318 return; 1319 1320 n = min(n, ip->bottom_margin + 1 - ip->cury); 1321 if (n <= ip->bottom_margin - ip->cury) 1322 { 1323 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1324 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1325 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1326 } 1327 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1328 attrclr(ip, ip->cury, 0, n, ip->cols); 1329 SUBR_CURSOR(ip, DRAW_CURSOR); 1330 } 1331 1332 static __inline__ void 1333 ite_lf (ip) 1334 struct ite_softc *ip; 1335 { 1336 ++ip->cury; 1337 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1338 { 1339 ip->cury--; 1340 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1341 ite_clrline(ip); 1342 } 1343 SUBR_CURSOR(ip, MOVE_CURSOR); 1344 clr_attr(ip, ATTR_INV); 1345 } 1346 1347 static __inline__ void 1348 ite_crlf (ip) 1349 struct ite_softc *ip; 1350 { 1351 ip->curx = 0; 1352 ite_lf (ip); 1353 } 1354 1355 static __inline__ void 1356 ite_cr (ip) 1357 struct ite_softc *ip; 1358 { 1359 if (ip->curx) 1360 { 1361 ip->curx = 0; 1362 SUBR_CURSOR(ip, MOVE_CURSOR); 1363 } 1364 } 1365 1366 static __inline__ void 1367 ite_rlf (ip) 1368 struct ite_softc *ip; 1369 { 1370 ip->cury--; 1371 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1372 { 1373 ip->cury++; 1374 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1375 ite_clrline(ip); 1376 } 1377 SUBR_CURSOR(ip, MOVE_CURSOR); 1378 clr_attr(ip, ATTR_INV); 1379 } 1380 1381 static __inline__ int 1382 atoi (cp) 1383 const char *cp; 1384 { 1385 int n; 1386 1387 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1388 n = n * 10 + *cp - '0'; 1389 1390 return n; 1391 } 1392 1393 static char * 1394 index (cp, ch) 1395 const char *cp; 1396 int ch; 1397 { 1398 while (*cp && *cp != ch) cp++; 1399 return *cp ? (char *) cp : 0; 1400 } 1401 1402 1403 static __inline__ int 1404 ite_argnum (ip) 1405 struct ite_softc *ip; 1406 { 1407 char ch; 1408 int n; 1409 1410 /* convert argument string into number */ 1411 if (ip->ap == ip->argbuf) 1412 return 1; 1413 ch = *ip->ap; 1414 *ip->ap = 0; 1415 n = atoi (ip->argbuf); 1416 *ip->ap = ch; 1417 1418 return n; 1419 } 1420 1421 static __inline__ int 1422 ite_zargnum (ip) 1423 struct ite_softc *ip; 1424 { 1425 char ch; 1426 int n; 1427 1428 /* convert argument string into number */ 1429 if (ip->ap == ip->argbuf) 1430 return 0; 1431 ch = *ip->ap; 1432 *ip->ap = 0; 1433 n = atoi (ip->argbuf); 1434 *ip->ap = ch; 1435 1436 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1437 } 1438 1439 void 1440 ite_putstr(s, len, dev) 1441 const u_char *s; 1442 int len; 1443 dev_t dev; 1444 { 1445 struct ite_softc *ip; 1446 int i; 1447 1448 ip = getitesp(dev); 1449 1450 /* XXX avoid problems */ 1451 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1452 return; 1453 1454 SUBR_CURSOR(ip, START_CURSOROPT); 1455 for (i = 0; i < len; i++) 1456 if (s[i]) 1457 iteputchar(s[i], ip); 1458 SUBR_CURSOR(ip, END_CURSOROPT); 1459 } 1460 1461 1462 void 1463 iteputchar(c, ip) 1464 register int c; 1465 struct ite_softc *ip; 1466 { 1467 struct tty *kbd_tty; 1468 int n, x, y; 1469 char *cp; 1470 1471 if (kbd_ite == NULL) 1472 kbd_tty = NULL; 1473 else 1474 kbd_tty = kbd_ite->tp; 1475 1476 if (ip->escape) 1477 { 1478 switch (ip->escape) 1479 { 1480 case ESC: 1481 switch (c) 1482 { 1483 /* first 7bit equivalents for the 8bit control characters */ 1484 1485 case 'D': 1486 c = IND; 1487 ip->escape = 0; 1488 break; /* and fall into the next switch below (same for all `break') */ 1489 1490 case 'E': 1491 c = NEL; 1492 ip->escape = 0; 1493 break; 1494 1495 case 'H': 1496 c = HTS; 1497 ip->escape = 0; 1498 break; 1499 1500 case 'M': 1501 c = RI; 1502 ip->escape = 0; 1503 break; 1504 1505 case 'N': 1506 c = SS2; 1507 ip->escape = 0; 1508 break; 1509 1510 case 'O': 1511 c = SS3; 1512 ip->escape = 0; 1513 break; 1514 1515 case 'P': 1516 c = DCS; 1517 ip->escape = 0; 1518 break; 1519 1520 case '[': 1521 c = CSI; 1522 ip->escape = 0; 1523 break; 1524 1525 case '\\': 1526 c = ST; 1527 ip->escape = 0; 1528 break; 1529 1530 case ']': 1531 c = OSC; 1532 ip->escape = 0; 1533 break; 1534 1535 case '^': 1536 c = PM; 1537 ip->escape = 0; 1538 break; 1539 1540 case '_': 1541 c = APC; 1542 ip->escape = 0; 1543 break; 1544 1545 1546 /* introduces 7/8bit control */ 1547 case ' ': 1548 /* can be followed by either F or G */ 1549 ip->escape = ' '; 1550 break; 1551 1552 1553 /* a lot of character set selections, not yet used... 1554 94-character sets: */ 1555 case '(': /* G0 */ 1556 case ')': /* G1 */ 1557 ip->escape = c; 1558 return; 1559 1560 case '*': /* G2 */ 1561 case '+': /* G3 */ 1562 case 'B': /* ASCII */ 1563 case 'A': /* ISO latin 1 */ 1564 case '<': /* user preferred suplemental */ 1565 case '0': /* dec special graphics */ 1566 1567 /* 96-character sets: */ 1568 case '-': /* G1 */ 1569 case '.': /* G2 */ 1570 case '/': /* G3 */ 1571 1572 /* national character sets: */ 1573 case '4': /* dutch */ 1574 case '5': 1575 case 'C': /* finnish */ 1576 case 'R': /* french */ 1577 case 'Q': /* french canadian */ 1578 case 'K': /* german */ 1579 case 'Y': /* italian */ 1580 case '6': /* norwegian/danish */ 1581 /* note: %5 and %6 are not supported (two chars..) */ 1582 1583 ip->escape = 0; 1584 /* just ignore for now */ 1585 return; 1586 1587 1588 /* locking shift modes (as you might guess, not yet supported..) */ 1589 case '`': 1590 ip->GR = ip->G1; 1591 ip->escape = 0; 1592 return; 1593 1594 case 'n': 1595 ip->GL = ip->G2; 1596 ip->escape = 0; 1597 return; 1598 1599 case '}': 1600 ip->GR = ip->G2; 1601 ip->escape = 0; 1602 return; 1603 1604 case 'o': 1605 ip->GL = ip->G3; 1606 ip->escape = 0; 1607 return; 1608 1609 case '|': 1610 ip->GR = ip->G3; 1611 ip->escape = 0; 1612 return; 1613 1614 1615 /* font width/height control */ 1616 case '#': 1617 ip->escape = '#'; 1618 return; 1619 1620 1621 /* hard terminal reset .. */ 1622 case 'c': 1623 ite_reset (ip); 1624 SUBR_CURSOR(ip, MOVE_CURSOR); 1625 ip->escape = 0; 1626 return; 1627 1628 1629 case '7': 1630 ip->save_curx = ip->curx; 1631 ip->save_cury = ip->cury; 1632 ip->save_attribute = ip->attribute; 1633 ip->escape = 0; 1634 return; 1635 1636 case '8': 1637 ip->curx = ip->save_curx; 1638 ip->cury = ip->save_cury; 1639 ip->attribute = ip->save_attribute; 1640 SUBR_CURSOR(ip, MOVE_CURSOR); 1641 ip->escape = 0; 1642 return; 1643 1644 case '=': 1645 ip->keypad_appmode = 1; 1646 ip->escape = 0; 1647 return; 1648 1649 case '>': 1650 ip->keypad_appmode = 0; 1651 ip->escape = 0; 1652 return; 1653 1654 case 'Z': /* request ID */ 1655 if (ip->emul_level == EMUL_VT100) 1656 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1657 else 1658 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1659 ip->escape = 0; 1660 return; 1661 1662 /* default catch all for not recognized ESC sequences */ 1663 default: 1664 ip->escape = 0; 1665 return; 1666 } 1667 break; 1668 1669 1670 case '(': 1671 case ')': 1672 ip->escape = 0; 1673 return; 1674 1675 1676 case ' ': 1677 switch (c) 1678 { 1679 case 'F': 1680 ip->eightbit_C1 = 0; 1681 ip->escape = 0; 1682 return; 1683 1684 case 'G': 1685 ip->eightbit_C1 = 1; 1686 ip->escape = 0; 1687 return; 1688 1689 default: 1690 /* not supported */ 1691 ip->escape = 0; 1692 return; 1693 } 1694 break; 1695 1696 1697 case '#': 1698 switch (c) 1699 { 1700 case '5': 1701 /* single height, single width */ 1702 ip->escape = 0; 1703 return; 1704 1705 case '6': 1706 /* double width, single height */ 1707 ip->escape = 0; 1708 return; 1709 1710 case '3': 1711 /* top half */ 1712 ip->escape = 0; 1713 return; 1714 1715 case '4': 1716 /* bottom half */ 1717 ip->escape = 0; 1718 return; 1719 1720 case '8': 1721 /* screen alignment pattern... */ 1722 alignment_display (ip); 1723 ip->escape = 0; 1724 return; 1725 1726 default: 1727 ip->escape = 0; 1728 return; 1729 } 1730 break; 1731 1732 1733 1734 case CSI: 1735 /* the biggie... */ 1736 switch (c) 1737 { 1738 case '0': case '1': case '2': case '3': case '4': 1739 case '5': case '6': case '7': case '8': case '9': 1740 case ';': case '\"': case '$': case '>': 1741 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1742 *ip->ap++ = c; 1743 return; 1744 1745 case BS: 1746 /* you wouldn't believe such perversion is possible? 1747 it is.. BS is allowed in between cursor sequences 1748 (at least), according to vttest.. */ 1749 if (--ip->curx < 0) 1750 ip->curx = 0; 1751 else 1752 SUBR_CURSOR(ip, MOVE_CURSOR); 1753 break; 1754 1755 case 'p': 1756 *ip->ap = 0; 1757 if (! strncmp (ip->argbuf, "61\"", 3)) 1758 ip->emul_level = EMUL_VT100; 1759 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1760 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1761 ip->emul_level = EMUL_VT300_7; 1762 else 1763 ip->emul_level = EMUL_VT300_8; 1764 ip->escape = 0; 1765 return; 1766 1767 1768 case '?': 1769 *ip->ap = 0; 1770 ip->escape = '?'; 1771 ip->ap = ip->argbuf; 1772 return; 1773 1774 1775 case 'c': 1776 *ip->ap = 0; 1777 if (ip->argbuf[0] == '>') 1778 { 1779 ite_sendstr ("\033[>24;0;0;0c"); 1780 } 1781 else switch (ite_zargnum(ip)) 1782 { 1783 case 0: 1784 /* primary DA request, send primary DA response */ 1785 if (ip->emul_level == EMUL_VT100) 1786 ite_sendstr ("\033[?1;1c"); 1787 else 1788 ite_sendstr ("\033[?63;1c"); 1789 break; 1790 } 1791 ip->escape = 0; 1792 return; 1793 1794 case 'n': 1795 switch (ite_zargnum(ip)) 1796 { 1797 case 5: 1798 ite_sendstr ("\033[0n"); /* no malfunction */ 1799 break; 1800 case 6: 1801 /* cursor position report */ 1802 ksprintf (ip->argbuf, "\033[%d;%dR", 1803 ip->cury + 1, ip->curx + 1); 1804 ite_sendstr (ip->argbuf); 1805 break; 1806 } 1807 ip->escape = 0; 1808 return; 1809 1810 1811 case 'x': 1812 switch (ite_zargnum(ip)) 1813 { 1814 case 0: 1815 /* Fake some terminal parameters. */ 1816 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1817 break; 1818 case 1: 1819 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1820 break; 1821 } 1822 ip->escape = 0; 1823 return; 1824 1825 1826 case 'g': 1827 switch (ite_zargnum(ip)) 1828 { 1829 case 0: 1830 if (ip->curx < ip->cols) 1831 ip->tabs[ip->curx] = 0; 1832 break; 1833 case 3: 1834 for (n = 0; n < ip->cols; n++) 1835 ip->tabs[n] = 0; 1836 break; 1837 } 1838 ip->escape = 0; 1839 return; 1840 1841 1842 case 'h': case 'l': 1843 n = ite_zargnum (ip); 1844 switch (n) 1845 { 1846 case 4: 1847 ip->imode = (c == 'h'); /* insert/replace mode */ 1848 break; 1849 case 20: 1850 ip->linefeed_newline = (c == 'h'); 1851 break; 1852 } 1853 ip->escape = 0; 1854 return; 1855 1856 1857 case 'M': 1858 ite_dnline (ip, ite_argnum (ip)); 1859 ip->escape = 0; 1860 return; 1861 1862 1863 case 'L': 1864 ite_inline (ip, ite_argnum (ip)); 1865 ip->escape = 0; 1866 return; 1867 1868 1869 case 'P': 1870 ite_dnchar (ip, ite_argnum (ip)); 1871 ip->escape = 0; 1872 return; 1873 1874 1875 case '@': 1876 ite_inchar (ip, ite_argnum (ip)); 1877 ip->escape = 0; 1878 return; 1879 1880 1881 case 'G': 1882 /* this one was *not* in my vt320 manual but in 1883 a vt320 termcap entry.. who is right? 1884 It's supposed to set the horizontal cursor position. */ 1885 *ip->ap = 0; 1886 x = atoi (ip->argbuf); 1887 if (x) x--; 1888 ip->curx = min(x, ip->cols - 1); 1889 ip->escape = 0; 1890 SUBR_CURSOR(ip, MOVE_CURSOR); 1891 clr_attr (ip, ATTR_INV); 1892 return; 1893 1894 1895 case 'd': 1896 /* same thing here, this one's for setting the absolute 1897 vertical cursor position. Not documented... */ 1898 *ip->ap = 0; 1899 y = atoi (ip->argbuf); 1900 if (y) y--; 1901 if (ip->inside_margins) 1902 y += ip->top_margin; 1903 ip->cury = min(y, ip->rows - 1); 1904 ip->escape = 0; 1905 snap_cury(ip); 1906 SUBR_CURSOR(ip, MOVE_CURSOR); 1907 clr_attr (ip, ATTR_INV); 1908 return; 1909 1910 1911 case 'H': 1912 case 'f': 1913 *ip->ap = 0; 1914 y = atoi (ip->argbuf); 1915 x = 0; 1916 cp = index (ip->argbuf, ';'); 1917 if (cp) 1918 x = atoi (cp + 1); 1919 if (x) x--; 1920 if (y) y--; 1921 if (ip->inside_margins) 1922 y += ip->top_margin; 1923 ip->cury = min(y, ip->rows - 1); 1924 ip->curx = min(x, ip->cols - 1); 1925 ip->escape = 0; 1926 snap_cury(ip); 1927 SUBR_CURSOR(ip, MOVE_CURSOR); 1928 clr_attr (ip, ATTR_INV); 1929 return; 1930 1931 case 'A': 1932 n = ite_argnum (ip); 1933 n = ip->cury - (n ? n : 1); 1934 if (n < 0) n = 0; 1935 if (ip->inside_margins) 1936 n = max(ip->top_margin, n); 1937 else if (n == ip->top_margin - 1) 1938 /* allow scrolling outside region, but don't scroll out 1939 of active region without explicit CUP */ 1940 n = ip->top_margin; 1941 ip->cury = n; 1942 ip->escape = 0; 1943 SUBR_CURSOR(ip, MOVE_CURSOR); 1944 clr_attr (ip, ATTR_INV); 1945 return; 1946 1947 case 'B': 1948 n = ite_argnum (ip); 1949 n = ip->cury + (n ? n : 1); 1950 n = min(ip->rows - 1, n); 1951 if (ip->inside_margins) 1952 n = min(ip->bottom_margin, n); 1953 else if (n == ip->bottom_margin + 1) 1954 /* allow scrolling outside region, but don't scroll out 1955 of active region without explicit CUP */ 1956 n = ip->bottom_margin; 1957 ip->cury = n; 1958 ip->escape = 0; 1959 SUBR_CURSOR(ip, MOVE_CURSOR); 1960 clr_attr (ip, ATTR_INV); 1961 return; 1962 1963 case 'C': 1964 n = ite_argnum (ip); 1965 n = n ? n : 1; 1966 ip->curx = min(ip->curx + n, ip->cols - 1); 1967 ip->escape = 0; 1968 SUBR_CURSOR(ip, MOVE_CURSOR); 1969 clr_attr (ip, ATTR_INV); 1970 return; 1971 1972 case 'D': 1973 n = ite_argnum (ip); 1974 n = n ? n : 1; 1975 n = ip->curx - n; 1976 ip->curx = n >= 0 ? n : 0; 1977 ip->escape = 0; 1978 SUBR_CURSOR(ip, MOVE_CURSOR); 1979 clr_attr (ip, ATTR_INV); 1980 return; 1981 1982 1983 1984 1985 case 'J': 1986 *ip->ap = 0; 1987 n = ite_zargnum (ip); 1988 if (n == 0) 1989 ite_clrtoeos(ip); 1990 else if (n == 1) 1991 ite_clrtobos(ip); 1992 else if (n == 2) 1993 ite_clrscreen(ip); 1994 ip->escape = 0; 1995 return; 1996 1997 1998 case 'K': 1999 n = ite_zargnum (ip); 2000 if (n == 0) 2001 ite_clrtoeol(ip); 2002 else if (n == 1) 2003 ite_clrtobol(ip); 2004 else if (n == 2) 2005 ite_clrline(ip); 2006 ip->escape = 0; 2007 return; 2008 2009 2010 case 'X': 2011 n = ite_argnum(ip) - 1; 2012 n = min(n, ip->cols - 1 - ip->curx); 2013 for (; n >= 0; n--) 2014 { 2015 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 2016 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 2017 } 2018 ip->escape = 0; 2019 return; 2020 2021 2022 case '}': case '`': 2023 /* status line control */ 2024 ip->escape = 0; 2025 return; 2026 2027 2028 case 'r': 2029 *ip->ap = 0; 2030 x = atoi (ip->argbuf); 2031 x = x ? x : 1; 2032 y = ip->rows; 2033 cp = index (ip->argbuf, ';'); 2034 if (cp) 2035 { 2036 y = atoi (cp + 1); 2037 y = y ? y : ip->rows; 2038 } 2039 if (y - x < 2) 2040 { 2041 /* if illegal scrolling region, reset to defaults */ 2042 x = 1; 2043 y = ip->rows; 2044 } 2045 x--; 2046 y--; 2047 ip->top_margin = min(x, ip->rows - 1); 2048 ip->bottom_margin = min(y, ip->rows - 1); 2049 if (ip->inside_margins) 2050 { 2051 ip->cury = ip->top_margin; 2052 ip->curx = 0; 2053 SUBR_CURSOR(ip, MOVE_CURSOR); 2054 } 2055 ip->escape = 0; 2056 return; 2057 2058 2059 case 'm': 2060 /* big attribute setter/resetter */ 2061 { 2062 char *cp; 2063 *ip->ap = 0; 2064 /* kludge to make CSIm work (== CSI0m) */ 2065 if (ip->ap == ip->argbuf) 2066 ip->ap++; 2067 for (cp = ip->argbuf; cp < ip->ap; ) 2068 { 2069 switch (*cp) 2070 { 2071 case 0: 2072 case '0': 2073 clr_attr (ip, ATTR_ALL); 2074 cp++; 2075 break; 2076 2077 case '1': 2078 set_attr (ip, ATTR_BOLD); 2079 cp++; 2080 break; 2081 2082 case '2': 2083 switch (cp[1]) 2084 { 2085 case '2': 2086 clr_attr (ip, ATTR_BOLD); 2087 cp += 2; 2088 break; 2089 2090 case '4': 2091 clr_attr (ip, ATTR_UL); 2092 cp += 2; 2093 break; 2094 2095 case '5': 2096 clr_attr (ip, ATTR_BLINK); 2097 cp += 2; 2098 break; 2099 2100 case '7': 2101 clr_attr (ip, ATTR_INV); 2102 cp += 2; 2103 break; 2104 2105 default: 2106 cp++; 2107 break; 2108 } 2109 break; 2110 2111 case '4': 2112 set_attr (ip, ATTR_UL); 2113 cp++; 2114 break; 2115 2116 case '5': 2117 set_attr (ip, ATTR_BLINK); 2118 cp++; 2119 break; 2120 2121 case '7': 2122 set_attr (ip, ATTR_INV); 2123 cp++; 2124 break; 2125 2126 default: 2127 cp++; 2128 break; 2129 } 2130 } 2131 2132 } 2133 ip->escape = 0; 2134 return; 2135 2136 2137 case 'u': 2138 /* DECRQTSR */ 2139 ite_sendstr ("\033P\033\\"); 2140 ip->escape = 0; 2141 return; 2142 2143 2144 2145 default: 2146 ip->escape = 0; 2147 return; 2148 } 2149 break; 2150 2151 2152 2153 case '?': /* CSI ? */ 2154 switch (c) 2155 { 2156 case '0': case '1': case '2': case '3': case '4': 2157 case '5': case '6': case '7': case '8': case '9': 2158 case ';': case '\"': case '$': 2159 /* Don't fill the last character; it's needed. */ 2160 /* XXX yeah, where ?? */ 2161 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2162 *ip->ap++ = c; 2163 return; 2164 2165 2166 case 'n': 2167 *ip->ap = 0; 2168 if (ip->ap == &ip->argbuf[2]) 2169 { 2170 if (! strncmp (ip->argbuf, "15", 2)) 2171 /* printer status: no printer */ 2172 ite_sendstr ("\033[13n"); 2173 2174 else if (! strncmp (ip->argbuf, "25", 2)) 2175 /* udk status */ 2176 ite_sendstr ("\033[20n"); 2177 2178 else if (! strncmp (ip->argbuf, "26", 2)) 2179 /* keyboard dialect: US */ 2180 ite_sendstr ("\033[27;1n"); 2181 } 2182 ip->escape = 0; 2183 return; 2184 2185 2186 case 'h': case 'l': 2187 n = ite_zargnum (ip); 2188 switch (n) 2189 { 2190 case 1: 2191 ip->cursor_appmode = (c == 'h'); 2192 break; 2193 2194 case 3: 2195 /* 132/80 columns (132 == 'h') */ 2196 break; 2197 2198 case 4: /* smooth scroll */ 2199 break; 2200 2201 case 5: 2202 /* light background (=='h') /dark background(=='l') */ 2203 break; 2204 2205 case 6: /* origin mode */ 2206 ip->inside_margins = (c == 'h'); 2207 ip->curx = 0; 2208 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2209 SUBR_CURSOR(ip, MOVE_CURSOR); 2210 break; 2211 2212 case 7: /* auto wraparound */ 2213 ip->auto_wrap = (c == 'h'); 2214 break; 2215 2216 case 8: /* keyboard repeat */ 2217 ip->key_repeat = (c == 'h'); 2218 break; 2219 2220 case 20: /* newline mode */ 2221 ip->linefeed_newline = (c == 'h'); 2222 break; 2223 2224 case 25: /* cursor on/off */ 2225 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2226 break; 2227 } 2228 ip->escape = 0; 2229 return; 2230 2231 default: 2232 ip->escape = 0; 2233 return; 2234 } 2235 break; 2236 2237 2238 default: 2239 ip->escape = 0; 2240 return; 2241 } 2242 } 2243 2244 switch (c) { 2245 2246 case VT: /* VT is treated like LF */ 2247 case FF: /* so is FF */ 2248 case LF: 2249 /* cr->crlf distinction is done here, on output, 2250 not on input! */ 2251 if (ip->linefeed_newline) 2252 ite_crlf (ip); 2253 else 2254 ite_lf (ip); 2255 break; 2256 2257 case CR: 2258 ite_cr (ip); 2259 break; 2260 2261 case BS: 2262 if (--ip->curx < 0) 2263 ip->curx = 0; 2264 else 2265 SUBR_CURSOR(ip, MOVE_CURSOR); 2266 break; 2267 2268 case HT: 2269 for (n = ip->curx + 1; n < ip->cols; n++) { 2270 if (ip->tabs[n]) { 2271 ip->curx = n; 2272 SUBR_CURSOR(ip, MOVE_CURSOR); 2273 break; 2274 } 2275 } 2276 break; 2277 2278 case BEL: 2279 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2280 kbdbell(); 2281 break; 2282 2283 case SO: 2284 ip->GL = ip->G1; 2285 break; 2286 2287 case SI: 2288 ip->GL = ip->G0; 2289 break; 2290 2291 case ENQ: 2292 /* send answer-back message !! */ 2293 break; 2294 2295 case CAN: 2296 ip->escape = 0; /* cancel any escape sequence in progress */ 2297 break; 2298 2299 case SUB: 2300 ip->escape = 0; /* dito, but see below */ 2301 /* should also display a reverse question mark!! */ 2302 break; 2303 2304 case ESC: 2305 ip->escape = ESC; 2306 break; 2307 2308 2309 /* now it gets weird.. 8bit control sequences.. */ 2310 case IND: /* index: move cursor down, scroll */ 2311 ite_lf (ip); 2312 break; 2313 2314 case NEL: /* next line. next line, first pos. */ 2315 ite_crlf (ip); 2316 break; 2317 2318 case HTS: /* set horizontal tab */ 2319 if (ip->curx < ip->cols) 2320 ip->tabs[ip->curx] = 1; 2321 break; 2322 2323 case RI: /* reverse index */ 2324 ite_rlf (ip); 2325 break; 2326 2327 case SS2: /* go into G2 for one character */ 2328 /* not yet supported */ 2329 break; 2330 2331 case SS3: /* go into G3 for one character */ 2332 break; 2333 2334 case DCS: /* device control string introducer */ 2335 ip->escape = DCS; 2336 ip->ap = ip->argbuf; 2337 break; 2338 2339 case CSI: /* control sequence introducer */ 2340 ip->escape = CSI; 2341 ip->ap = ip->argbuf; 2342 break; 2343 2344 case ST: /* string terminator */ 2345 /* ignore, if not used as terminator */ 2346 break; 2347 2348 case OSC: /* introduces OS command. Ignore everything upto ST */ 2349 ip->escape = OSC; 2350 break; 2351 2352 case PM: /* privacy message, ignore everything upto ST */ 2353 ip->escape = PM; 2354 break; 2355 2356 case APC: /* application program command, ignore everything upto ST */ 2357 ip->escape = APC; 2358 break; 2359 2360 default: 2361 if (c < ' ' || c == DEL) 2362 break; 2363 if (ip->imode) 2364 ite_inchar(ip, 1); 2365 iteprecheckwrap(ip); 2366 #ifdef DO_WEIRD_ATTRIBUTES 2367 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2368 attrset(ip, ATTR_INV); 2369 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2370 } 2371 else 2372 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2373 #else 2374 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2375 #endif 2376 SUBR_CURSOR(ip, DRAW_CURSOR); 2377 itecheckwrap(ip); 2378 break; 2379 } 2380 } 2381 2382 static void 2383 iteprecheckwrap(ip) 2384 struct ite_softc *ip; 2385 { 2386 if (ip->auto_wrap && ip->curx == ip->cols) { 2387 ip->curx = 0; 2388 clr_attr(ip, ATTR_INV); 2389 if (++ip->cury >= ip->bottom_margin + 1) { 2390 ip->cury = ip->bottom_margin; 2391 SUBR_CURSOR(ip, MOVE_CURSOR); 2392 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2393 ite_clrtoeol(ip); 2394 } else 2395 SUBR_CURSOR(ip, MOVE_CURSOR); 2396 } 2397 } 2398 2399 static void 2400 itecheckwrap(ip) 2401 struct ite_softc *ip; 2402 { 2403 if (ip->curx < ip->cols) { 2404 ip->curx++; 2405 SUBR_CURSOR(ip, MOVE_CURSOR); 2406 } 2407 } 2408
Indexes created Mon Sep 22 13:09:51 GMT 2025