ite.c revision 1.49
1 /* $NetBSD: ite.c,v 1.49 2005/12/24 23:23:59 perry Exp $ */ 2 3 /* 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * the Systems Programming Group of the University of Utah Computer 9 * Science Department. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * from: Utah Hdr: ite.c 1.1 90/07/09 36 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 37 */ 38 /* 39 * Copyright (c) 1988 University of Utah. 40 * 41 * This code is derived from software contributed to Berkeley by 42 * the Systems Programming Group of the University of Utah Computer 43 * Science Department. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 3. All advertising materials mentioning features or use of this software 54 * must display the following acknowledgement: 55 * This product includes software developed by the University of 56 * California, Berkeley and its contributors. 57 * 4. Neither the name of the University nor the names of its contributors 58 * may be used to endorse or promote products derived from this software 59 * without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * from: Utah Hdr: ite.c 1.1 90/07/09 74 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 75 */ 76 77 /* 78 * ite - bitmapped terminal. 79 * Supports VT200, a few terminal features will be unavailable until 80 * the system actually probes the device (i.e. not after consinit()) 81 */ 82 83 #include <sys/cdefs.h> 84 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.49 2005/12/24 23:23:59 perry Exp $"); 85 86 #include "opt_ddb.h" 87 88 #include <sys/param.h> 89 #include <sys/kernel.h> 90 #include <sys/conf.h> 91 #include <sys/device.h> 92 #include <sys/malloc.h> 93 #include <sys/fcntl.h> 94 #include <sys/ioctl.h> 95 #include <sys/tty.h> 96 #include <sys/termios.h> 97 #include <sys/systm.h> 98 #include <sys/callout.h> 99 #include <sys/proc.h> 100 #include <dev/cons.h> 101 102 #include <machine/cpu.h> 103 104 #include <atari/atari/device.h> 105 #include <atari/dev/event_var.h> 106 #include <atari/dev/kbdmap.h> 107 #include <atari/dev/kbdvar.h> 108 #include <atari/dev/iteioctl.h> 109 #include <atari/dev/itevar.h> 110 #include <atari/dev/grfioctl.h> 111 #include <atari/dev/grfabs_reg.h> 112 #include <atari/dev/grfvar.h> 113 #include <atari/dev/viewioctl.h> 114 #include <atari/dev/viewvar.h> 115 116 #define ITEUNIT(dev) (minor(dev)) 117 118 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 119 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 120 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 121 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 122 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 123 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 124 125 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 126 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 127 128 /* 129 * Patchable 130 */ 131 int ite_default_x = 0; /* def leftedge offset */ 132 int ite_default_y = 0; /* def topedge offset */ 133 int ite_default_width = 640; /* def width */ 134 int ite_default_depth = 1; /* def depth */ 135 int ite_default_height = 400; /* def height */ 136 int ite_default_wrap = 1; /* if you want vtxxx-nam -> binpatch */ 137 138 struct ite_softc con_itesoftc; 139 u_char cons_tabs[MAX_TABS]; 140 141 struct ite_softc *kbd_ite; 142 int kbd_init; 143 144 static inline int atoi __P((const char *)); 145 static inline int ite_argnum __P((struct ite_softc *)); 146 static inline int ite_zargnum __P((struct ite_softc *)); 147 static inline void ite_cr __P((struct ite_softc *)); 148 static inline void ite_crlf __P((struct ite_softc *)); 149 static inline void ite_clrline __P((struct ite_softc *)); 150 static inline void ite_clrscreen __P((struct ite_softc *)); 151 static inline void ite_clrtobos __P((struct ite_softc *)); 152 static inline void ite_clrtobol __P((struct ite_softc *)); 153 static inline void ite_clrtoeol __P((struct ite_softc *)); 154 static inline void ite_clrtoeos __P((struct ite_softc *)); 155 static inline void ite_dnchar __P((struct ite_softc *, int)); 156 static inline void ite_inchar __P((struct ite_softc *, int)); 157 static inline void ite_inline __P((struct ite_softc *, int)); 158 static inline void ite_lf __P((struct ite_softc *)); 159 static inline void ite_dnline __P((struct ite_softc *, int)); 160 static inline void ite_rlf __P((struct ite_softc *)); 161 static inline void ite_sendstr __P((const char *)); 162 static inline void snap_cury __P((struct ite_softc *)); 163 164 static void alignment_display __P((struct ite_softc *)); 165 static struct ite_softc *getitesp __P((dev_t)); 166 static void itecheckwrap __P((struct ite_softc *)); 167 static void iteprecheckwrap __P((struct ite_softc *)); 168 static void itestart __P((struct tty *)); 169 static void ite_switch __P((int)); 170 static void repeat_handler __P((void *)); 171 172 void iteputchar __P((int c, struct ite_softc *ip)); 173 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 174 void iteattach __P((struct device *, struct device *, void *)); 175 int itematch __P((struct device *, struct cfdata *, void *)); 176 177 /* 178 * Console specific types. 179 */ 180 dev_type_cnprobe(itecnprobe); 181 dev_type_cninit(itecninit); 182 dev_type_cngetc(itecngetc); 183 dev_type_cnputc(itecnputc); 184 185 CFATTACH_DECL(ite, sizeof(struct ite_softc), 186 itematch, iteattach, NULL, NULL); 187 188 extern struct cfdriver ite_cd; 189 190 dev_type_open(iteopen); 191 dev_type_close(iteclose); 192 dev_type_read(iteread); 193 dev_type_write(itewrite); 194 dev_type_ioctl(iteioctl); 195 dev_type_tty(itetty); 196 dev_type_poll(itepoll); 197 198 const struct cdevsw ite_cdevsw = { 199 iteopen, iteclose, iteread, itewrite, iteioctl, 200 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 201 }; 202 203 /* 204 * Keep track of the device number of the ite console. Only used in the 205 * itematch/iteattach functions. 206 */ 207 static int cons_ite = -1; 208 209 int 210 itematch(pdp, cfp, auxp) 211 struct device *pdp; 212 struct cfdata *cfp; 213 void *auxp; 214 { 215 216 /* 217 * Handle early console stuff. The first unit number 218 * is the console unit. All other early matches will fail. 219 */ 220 if (atari_realconfig == 0) { 221 if (cons_ite >= 0) 222 return 0; 223 cons_ite = cfp->cf_unit; 224 return 1; 225 } 226 return 1; 227 } 228 229 void 230 iteattach(pdp, dp, auxp) 231 struct device *pdp, *dp; 232 void *auxp; 233 { 234 struct grf_softc *gp; 235 struct ite_softc *ip; 236 int s; 237 int maj, unit; 238 239 gp = (struct grf_softc *)auxp; 240 ip = (struct ite_softc *)dp; 241 242 maj = cdevsw_lookup_major(&ite_cdevsw); 243 unit = (dp != NULL) ? ip->device.dv_unit : cons_ite; 244 gp->g_itedev = makedev(maj, unit); 245 246 if (dp) { 247 s = spltty(); 248 if(con_itesoftc.grf != NULL 249 && con_itesoftc.grf->g_unit == gp->g_unit) { 250 /* 251 * console reinit copy params over. 252 * and console always gets keyboard 253 */ 254 bcopy(&con_itesoftc.grf, &ip->grf, 255 (char *)&ip[1] - (char *)&ip->grf); 256 con_itesoftc.grf = NULL; 257 kbd_ite = ip; 258 } 259 ip->grf = gp; 260 splx(s); 261 262 iteinit(gp->g_itedev); 263 printf(": %dx%d", ip->rows, ip->cols); 264 printf(" repeat at (%d/100)s next at (%d/100)s", 265 start_repeat_timeo, next_repeat_timeo); 266 267 if (kbd_ite == NULL) 268 kbd_ite = ip; 269 if (kbd_ite == ip) 270 printf(" has keyboard"); 271 printf("\n"); 272 ip->flags |= ITE_ATTACHED; 273 } else { 274 if (con_itesoftc.grf != NULL && 275 con_itesoftc.grf->g_conpri > gp->g_conpri) 276 return; 277 con_itesoftc.grf = gp; 278 con_itesoftc.tabs = cons_tabs; 279 } 280 } 281 282 static struct ite_softc * 283 getitesp(dev) 284 dev_t dev; 285 { 286 if(atari_realconfig && (con_itesoftc.grf == NULL)) 287 return(ite_cd.cd_devs[ITEUNIT(dev)]); 288 289 if(con_itesoftc.grf == NULL) 290 panic("no ite_softc for console"); 291 return(&con_itesoftc); 292 } 293 294 /* 295 * cons.c entry points into ite device. 296 */ 297 298 /* 299 * Return a priority in consdev->cn_pri field highest wins. This function 300 * is called before any devices have been probed. 301 */ 302 void 303 itecnprobe(cd) 304 struct consdev *cd; 305 { 306 /* 307 * return priority of the best ite (already picked from attach) 308 * or CN_DEAD. 309 */ 310 if (con_itesoftc.grf == NULL) 311 cd->cn_pri = CN_DEAD; 312 else { 313 cd->cn_pri = con_itesoftc.grf->g_conpri; 314 cd->cn_dev = con_itesoftc.grf->g_itedev; 315 } 316 } 317 318 void 319 itecninit(cd) 320 struct consdev *cd; 321 { 322 struct ite_softc *ip; 323 324 ip = getitesp(cd->cn_dev); 325 ip->flags |= ITE_ISCONS; 326 iteinit(cd->cn_dev); 327 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 328 } 329 330 /* 331 * ite_cnfinish() is called in ite_init() when the device is 332 * being probed in the normal fasion, thus we can finish setting 333 * up this ite now that the system is more functional. 334 */ 335 void 336 ite_cnfinish(ip) 337 struct ite_softc *ip; 338 { 339 static int done; 340 341 if (done) 342 return; 343 done = 1; 344 } 345 346 int 347 itecngetc(dev) 348 dev_t dev; 349 { 350 int c; 351 352 do { 353 c = kbdgetcn(); 354 c = ite_cnfilter(c, ITEFILT_CONSOLE); 355 } while (c == -1); 356 return (c); 357 } 358 359 void 360 itecnputc(dev, c) 361 dev_t dev; 362 int c; 363 { 364 static int paniced; 365 struct ite_softc *ip; 366 char ch; 367 368 ip = getitesp(dev); 369 ch = c; 370 371 if (panicstr && !paniced && 372 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 373 ite_on(dev, 3); 374 paniced = 1; 375 } 376 SUBR_CURSOR(ip, START_CURSOROPT); 377 iteputchar(ch, ip); 378 SUBR_CURSOR(ip, END_CURSOROPT); 379 } 380 381 /* 382 * standard entry points to the device. 383 */ 384 385 /* 386 * iteinit() is the standard entry point for initialization of 387 * an ite device, it is also called from itecninit(). 388 * 389 */ 390 void 391 iteinit(dev) 392 dev_t dev; 393 { 394 struct ite_softc *ip; 395 396 ip = getitesp(dev); 397 if (ip->flags & ITE_INITED) 398 return; 399 if (atari_realconfig) { 400 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 401 free(ip->kbdmap, M_DEVBUF); 402 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 403 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 404 } 405 else ip->kbdmap = &ascii_kbdmap; 406 407 ip->cursorx = 0; 408 ip->cursory = 0; 409 SUBR_INIT(ip); 410 SUBR_CURSOR(ip, DRAW_CURSOR); 411 if (ip->tabs == NULL) 412 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 413 ite_reset(ip); 414 ip->flags |= ITE_INITED; 415 } 416 417 int 418 iteopen(dev, mode, devtype, l) 419 dev_t dev; 420 int mode, devtype; 421 struct lwp *l; 422 { 423 struct ite_softc *ip; 424 struct tty *tp; 425 int error, first, unit; 426 427 unit = ITEUNIT(dev); 428 if (unit >= ite_cd.cd_ndevs) 429 return ENXIO; 430 431 first = 0; 432 ip = getitesp(dev); 433 if (ip == NULL) 434 return ENXIO; 435 if ((ip->flags & ITE_ATTACHED) == 0) 436 return (ENXIO); 437 438 if (ip->tp == NULL) { 439 tp = ip->tp = ttymalloc(); 440 tty_attach(tp); 441 } 442 else tp = ip->tp; 443 444 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 445 && suser(l->l_proc->p_ucred, &l->l_proc->p_acflag) != 0) 446 return (EBUSY); 447 if ((ip->flags & ITE_ACTIVE) == 0) { 448 ite_on(dev, 0); 449 first = 1; 450 } 451 if (!(tp->t_state & TS_ISOPEN) && tp->t_wopen == 0) { 452 tp->t_oproc = itestart; 453 tp->t_param = ite_param; 454 tp->t_dev = dev; 455 tp->t_iflag = TTYDEF_IFLAG; 456 tp->t_oflag = TTYDEF_OFLAG; 457 tp->t_cflag = TTYDEF_CFLAG; 458 tp->t_lflag = TTYDEF_LFLAG; 459 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 460 tp->t_state = TS_CARR_ON; 461 ttychars(tp); 462 ttsetwater(tp); 463 } 464 465 466 error = ttyopen(tp, 0, (mode & O_NONBLOCK) ? 1 : 0); 467 if (error) 468 goto bad; 469 470 error = (*tp->t_linesw->l_open) (dev, tp); 471 if (error) 472 goto bad; 473 474 tp->t_winsize.ws_row = ip->rows; 475 tp->t_winsize.ws_col = ip->cols; 476 if (!kbd_init) { 477 kbd_init = 1; 478 kbdenable(); 479 } 480 return (0); 481 482 483 bad: 484 if (first) 485 ite_off(dev, 0); 486 487 return (error); 488 } 489 490 int 491 iteclose(dev, flag, mode, l) 492 dev_t dev; 493 int flag, mode; 494 struct lwp *l; 495 { 496 struct tty *tp; 497 498 tp = getitesp(dev)->tp; 499 500 KDASSERT(tp); 501 (*tp->t_linesw->l_close) (tp, flag); 502 ttyclose(tp); 503 ite_off(dev, 0); 504 return (0); 505 } 506 507 int 508 iteread(dev, uio, flag) 509 dev_t dev; 510 struct uio *uio; 511 int flag; 512 { 513 struct tty *tp; 514 515 tp = getitesp(dev)->tp; 516 517 KDASSERT(tp); 518 return ((*tp->t_linesw->l_read) (tp, uio, flag)); 519 } 520 521 int 522 itewrite(dev, uio, flag) 523 dev_t dev; 524 struct uio *uio; 525 int flag; 526 { 527 struct tty *tp; 528 529 tp = getitesp(dev)->tp; 530 531 KDASSERT(tp); 532 return ((*tp->t_linesw->l_write) (tp, uio, flag)); 533 } 534 535 int 536 itepoll(dev, events, l) 537 dev_t dev; 538 int events; 539 struct lwp *l; 540 { 541 struct tty *tp; 542 543 tp = getitesp(dev)->tp; 544 545 KDASSERT(tp); 546 return ((*tp->t_linesw->l_poll)(tp, events, l)); 547 } 548 549 struct tty * 550 itetty(dev) 551 dev_t dev; 552 { 553 return(getitesp(dev)->tp); 554 } 555 556 int 557 iteioctl(dev, cmd, addr, flag, l) 558 dev_t dev; 559 u_long cmd; 560 int flag; 561 caddr_t addr; 562 struct lwp *l; 563 { 564 struct iterepeat *irp; 565 struct ite_softc *ip; 566 struct tty *tp; 567 view_t *view; 568 struct itewinsize *is; 569 struct itebell *ib; 570 int error; 571 572 ip = getitesp(dev); 573 tp = ip->tp; 574 view = viewview(ip->grf->g_viewdev); 575 576 KDASSERT(tp); 577 578 error = (*tp->t_linesw->l_ioctl) (tp, cmd, addr, flag, l); 579 if(error != EPASSTHROUGH) 580 return (error); 581 582 error = ttioctl(tp, cmd, addr, flag, l); 583 if (error != EPASSTHROUGH) 584 return (error); 585 586 switch (cmd) { 587 case ITEIOCSKMAP: 588 if (addr == NULL) 589 return(EFAULT); 590 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 591 return 0; 592 case ITEIOCSSKMAP: 593 if (addr == NULL) 594 return(EFAULT); 595 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 596 return 0; 597 case ITEIOCGKMAP: 598 if (addr == NULL) 599 return(EFAULT); 600 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 601 return 0; 602 case ITEIOCGREPT: 603 if (addr == NULL) 604 return(EFAULT); 605 irp = (struct iterepeat *)addr; 606 irp->start = start_repeat_timeo; 607 irp->next = next_repeat_timeo; 608 return 0; 609 case ITEIOCSREPT: 610 if (addr == NULL) 611 return(EFAULT); 612 irp = (struct iterepeat *)addr; 613 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 614 return(EINVAL); 615 start_repeat_timeo = irp->start; 616 next_repeat_timeo = irp->next; 617 return 0; 618 case ITEIOCGWINSZ: 619 if (addr == NULL) 620 return(EFAULT); 621 is = (struct itewinsize *)addr; 622 is->x = view->display.x; 623 is->y = view->display.y; 624 is->width = view->display.width; 625 is->height = view->display.height; 626 is->depth = view->bitmap->depth; 627 return 0; 628 case ITEIOCDSPWIN: 629 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 630 return 0; 631 case ITEIOCREMWIN: 632 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 633 return 0; 634 case ITEIOCSBELL: 635 if (addr == NULL) 636 return(EFAULT); 637 ib = (struct itebell *)addr; 638 kbd_bell_sparms(ib->volume, ib->pitch, ib->msec); 639 return 0; 640 case ITEIOCGBELL: 641 if (addr == NULL) 642 return(EFAULT); 643 ib = (struct itebell *)addr; 644 kbd_bell_gparms(&ib->volume, &ib->pitch, &ib->msec); 645 return 0; 646 } 647 return (ip->itexx_ioctl)(ip, cmd, addr, flag, l); 648 } 649 650 void 651 itestart(tp) 652 struct tty *tp; 653 { 654 struct clist *rbp; 655 struct ite_softc *ip; 656 u_char buf[ITEBURST]; 657 int s, len; 658 659 ip = getitesp(tp->t_dev); 660 661 KDASSERT(tp); 662 663 s = spltty(); { 664 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 665 goto out; 666 667 tp->t_state |= TS_BUSY; 668 rbp = &tp->t_outq; 669 670 len = q_to_b(rbp, buf, ITEBURST); 671 } splx(s); 672 673 /* Here is a really good place to implement pre/jumpscroll() */ 674 ite_putstr((char *)buf, len, tp->t_dev); 675 676 s = spltty(); { 677 tp->t_state &= ~TS_BUSY; 678 /* we have characters remaining. */ 679 if (rbp->c_cc) { 680 tp->t_state |= TS_TIMEOUT; 681 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 682 } 683 /* wakeup we are below */ 684 if (rbp->c_cc <= tp->t_lowat) { 685 if (tp->t_state & TS_ASLEEP) { 686 tp->t_state &= ~TS_ASLEEP; 687 wakeup((caddr_t) rbp); 688 } 689 selwakeup(&tp->t_wsel); 690 } 691 out: ; 692 } splx(s); 693 } 694 695 void 696 ite_on(dev, flag) 697 dev_t dev; 698 int flag; 699 { 700 struct ite_softc *ip; 701 int unit; 702 703 unit = ITEUNIT(dev); 704 ip = getitesp(dev); 705 706 /* force ite active, overriding graphics mode */ 707 if (flag & 1) { 708 ip->flags |= ITE_ACTIVE; 709 ip->flags &= ~(ITE_INGRF | ITE_INITED); 710 } 711 /* leave graphics mode */ 712 if (flag & 2) { 713 ip->flags &= ~ITE_INGRF; 714 if ((ip->flags & ITE_ACTIVE) == 0) 715 return; 716 } 717 ip->flags |= ITE_ACTIVE; 718 if (ip->flags & ITE_INGRF) 719 return; 720 iteinit(dev); 721 } 722 723 void 724 ite_off(dev, flag) 725 dev_t dev; 726 int flag; 727 { 728 struct ite_softc *ip; 729 730 ip = getitesp(dev); 731 if (flag & 2) 732 ip->flags |= ITE_INGRF; 733 if ((ip->flags & ITE_ACTIVE) == 0) 734 return; 735 if ((flag & 1) || 736 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 737 SUBR_DEINIT(ip); 738 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 739 ip->flags &= ~ITE_ACTIVE; 740 } 741 742 static void 743 ite_switch(unit) 744 int unit; 745 { 746 struct ite_softc *ip; 747 extern const struct cdevsw view_cdevsw; 748 749 ip = getitesp(unit); 750 if ((ip->flags & (ITE_ATTACHED | ITE_INITED)) == 0) 751 return; 752 753 /* 754 * If switching to an active ite, also switch the keyboard. 755 */ 756 if (ip->flags & ITE_ACTIVE) 757 kbd_ite = ip; 758 759 /* 760 * Now make it visible 761 */ 762 (*view_cdevsw.d_ioctl)(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 763 0, NOLWP); 764 765 /* 766 * Make sure the cursor's there too.... 767 */ 768 SUBR_CURSOR(ip, DRAW_CURSOR); 769 } 770 771 /* XXX called after changes made in underlying grf layer. */ 772 /* I want to nuke this */ 773 void 774 ite_reinit(dev) 775 dev_t dev; 776 { 777 struct ite_softc *ip; 778 779 ip = getitesp(dev); 780 ip->flags &= ~ITE_INITED; 781 iteinit(dev); 782 } 783 784 int 785 ite_param(tp, t) 786 struct tty *tp; 787 struct termios *t; 788 { 789 tp->t_ispeed = t->c_ispeed; 790 tp->t_ospeed = t->c_ospeed; 791 tp->t_cflag = t->c_cflag; 792 return (0); 793 } 794 795 void 796 ite_reset(ip) 797 struct ite_softc *ip; 798 { 799 int i; 800 801 ip->curx = 0; 802 ip->cury = 0; 803 ip->attribute = ATTR_NOR; 804 ip->save_curx = 0; 805 ip->save_cury = 0; 806 ip->save_attribute = ATTR_NOR; 807 ip->ap = ip->argbuf; 808 ip->emul_level = 0; 809 ip->eightbit_C1 = 0; 810 ip->top_margin = 0; 811 ip->bottom_margin = ip->rows - 1; 812 ip->inside_margins = 0; 813 ip->linefeed_newline = 0; 814 ip->auto_wrap = ite_default_wrap; 815 ip->cursor_appmode = 0; 816 ip->keypad_appmode = 0; 817 ip->imode = 0; 818 ip->key_repeat = 1; 819 bzero(ip->tabs, ip->cols); 820 for (i = 0; i < ip->cols; i++) 821 ip->tabs[i] = ((i & 7) == 0); 822 } 823 824 /* 825 * has to be global because of the shared filters. 826 */ 827 static u_char last_dead; 828 829 /* 830 * Used in console at startup only and for DDB. 831 */ 832 int 833 ite_cnfilter(c, caller) 834 u_int c; 835 enum caller caller; 836 { 837 struct key key; 838 struct kbdmap *kbdmap; 839 u_char code, up, mask; 840 int s; 841 842 up = KBD_RELEASED(c); 843 c = KBD_SCANCODE(c); 844 code = 0; 845 mask = 0; 846 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 847 848 s = spltty(); 849 850 /* 851 * No special action if key released 852 */ 853 if(up) { 854 splx(s); 855 return -1; 856 } 857 858 /* translate modifiers */ 859 if(kbd_modifier & KBD_MOD_SHIFT) { 860 if(kbd_modifier & KBD_MOD_ALT) 861 key = kbdmap->alt_shift_keys[c]; 862 else key = kbdmap->shift_keys[c]; 863 } 864 else if(kbd_modifier & KBD_MOD_ALT) 865 key = kbdmap->alt_keys[c]; 866 else { 867 key = kbdmap->keys[c]; 868 /* 869 * If CAPS and key is CAPable (no pun intended) 870 */ 871 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 872 key = kbdmap->shift_keys[c]; 873 } 874 code = key.code; 875 876 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 877 /* 878 * If string return simple console filter 879 */ 880 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 881 splx(s); 882 return -1; 883 } 884 /* handle dead keys */ 885 if(key->mode & KBD_MODE_DEAD) { 886 /* if entered twice, send accent itself */ 887 if (last_dead == key->mode & KBD_MODE_ACCMASK) 888 last_dead = 0; 889 else { 890 last_dead = key->mode & KBD_MODE_ACCMASK; 891 splx(s); 892 return -1; 893 } 894 } 895 if(last_dead) { 896 /* can't apply dead flag to string-keys */ 897 if (code >= '@' && code < 0x7f) 898 code = 899 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 900 last_dead = 0; 901 } 902 #endif 903 if(kbd_modifier & KBD_MOD_CTRL) 904 code &= 0x1f; 905 906 /* 907 * Do console mapping. 908 */ 909 code = code == '\r' ? '\n' : code; 910 911 splx(s); 912 return (code); 913 } 914 915 /* And now the old stuff. */ 916 917 /* these are used to implement repeating keys.. */ 918 static u_int last_char; 919 static u_char tout_pending; 920 921 static struct callout repeat_ch = CALLOUT_INITIALIZER; 922 923 /*ARGSUSED*/ 924 static void 925 repeat_handler(arg) 926 void *arg; 927 { 928 tout_pending = 0; 929 if(last_char) 930 add_sicallback((si_farg)ite_filter, (void *)last_char, 931 (void *)ITEFILT_REPEATER); 932 } 933 934 void 935 ite_filter(c, caller) 936 u_int c; 937 enum caller caller; 938 { 939 struct tty *kbd_tty; 940 struct kbdmap *kbdmap; 941 u_char code, *str, up, mask; 942 struct key key; 943 int s, i; 944 945 if(kbd_ite == NULL) 946 return; 947 948 kbd_tty = kbd_ite->tp; 949 kbdmap = kbd_ite->kbdmap; 950 951 up = KBD_RELEASED(c); 952 c = KBD_SCANCODE(c); 953 code = 0; 954 mask = 0; 955 956 /* have to make sure we're at spltty in here */ 957 s = spltty(); 958 959 /* 960 * keyboard interrupts come at priority 2, while softint 961 * generated keyboard-repeat interrupts come at level 1. So, 962 * to not allow a key-up event to get thru before a repeat for 963 * the key-down, we remove any outstanding callout requests.. 964 */ 965 rem_sicallback((si_farg)ite_filter); 966 967 /* 968 * Stop repeating on up event 969 */ 970 if (up) { 971 if(tout_pending) { 972 callout_stop(&repeat_ch); 973 tout_pending = 0; 974 last_char = 0; 975 } 976 splx(s); 977 return; 978 } 979 else if(tout_pending && last_char != c) { 980 /* 981 * Different character, stop also 982 */ 983 callout_stop(&repeat_ch); 984 tout_pending = 0; 985 last_char = 0; 986 } 987 988 /* 989 * Handle ite-switching ALT + Fx 990 */ 991 if((kbd_modifier == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 992 ite_switch(c - 0x3b); 993 splx(s); 994 return; 995 } 996 /* 997 * Safety button, switch back to ascii keymap. 998 */ 999 if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 1000 /* ALT + LSHIFT + F1 */ 1001 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 1002 splx(s); 1003 return; 1004 #ifdef DDB 1005 } 1006 else if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 1007 /* 1008 * ALT + LSHIFT + F9 -> Debugger! 1009 */ 1010 Debugger(); 1011 splx(s); 1012 return; 1013 #endif 1014 } 1015 1016 /* 1017 * The rest of the code is senseless when the device is not open. 1018 */ 1019 if(kbd_tty == NULL) { 1020 splx(s); 1021 return; 1022 } 1023 1024 /* 1025 * Translate modifiers 1026 */ 1027 if(kbd_modifier & KBD_MOD_SHIFT) { 1028 if(kbd_modifier & KBD_MOD_ALT) 1029 key = kbdmap->alt_shift_keys[c]; 1030 else key = kbdmap->shift_keys[c]; 1031 } 1032 else if(kbd_modifier & KBD_MOD_ALT) 1033 key = kbdmap->alt_keys[c]; 1034 else { 1035 key = kbdmap->keys[c]; 1036 /* 1037 * If CAPS and key is CAPable (no pun intended) 1038 */ 1039 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 1040 key = kbdmap->shift_keys[c]; 1041 } 1042 code = key.code; 1043 1044 /* 1045 * Arrange to repeat the keystroke. By doing this at the level 1046 * of scan-codes, we can have function keys, and keys that 1047 * send strings, repeat too. This also entitles an additional 1048 * overhead, since we have to do the conversion each time, but 1049 * I guess that's ok. 1050 */ 1051 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 1052 tout_pending = 1; 1053 last_char = c; 1054 callout_reset(&repeat_ch, start_repeat_timeo * hz / 100, 1055 repeat_handler, NULL); 1056 } 1057 else if(!tout_pending && caller==ITEFILT_REPEATER 1058 && kbd_ite->key_repeat) { 1059 tout_pending = 1; 1060 last_char = c; 1061 callout_reset(&repeat_ch, next_repeat_timeo * hz / 100, 1062 repeat_handler, NULL); 1063 } 1064 /* handle dead keys */ 1065 if (key.mode & KBD_MODE_DEAD) { 1066 /* if entered twice, send accent itself */ 1067 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 1068 last_dead = 0; 1069 else { 1070 last_dead = key.mode & KBD_MODE_ACCMASK; 1071 splx(s); 1072 return; 1073 } 1074 } 1075 if (last_dead) { 1076 /* can't apply dead flag to string-keys */ 1077 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1078 code < 0x7f) 1079 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1080 last_dead = 0; 1081 } 1082 1083 /* 1084 * If not string, apply CTRL modifiers 1085 */ 1086 if(!(key.mode & KBD_MODE_STRING) 1087 && (!(key.mode & KBD_MODE_KPAD) 1088 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1089 if(kbd_modifier & KBD_MOD_CTRL) 1090 code &= 0x1f; 1091 } 1092 else if((key.mode & KBD_MODE_KPAD) 1093 && (kbd_ite && kbd_ite->keypad_appmode)) { 1094 static const char * const in = "0123456789-+.\r()/*"; 1095 static const char * const out = "pqrstuvwxymlnMPQRS"; 1096 char *cp = strchr(in, code); 1097 1098 /* 1099 * keypad-appmode sends SS3 followed by the above 1100 * translated character 1101 */ 1102 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1103 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1104 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1105 splx(s); 1106 return; 1107 } else { 1108 /* *NO* I don't like this.... */ 1109 static u_char app_cursor[] = 1110 { 1111 3, 27, 'O', 'A', 1112 3, 27, 'O', 'B', 1113 3, 27, 'O', 'C', 1114 3, 27, 'O', 'D'}; 1115 1116 str = kbdmap->strings + code; 1117 /* 1118 * if this is a cursor key, AND it has the default 1119 * keymap setting, AND we're in app-cursor mode, switch 1120 * to the above table. This is *nasty* ! 1121 */ 1122 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1123 && kbd_ite->cursor_appmode 1124 && !bcmp(str, "\x03\x1b[", 3) && 1125 strchr("ABCD", str[3])) 1126 str = app_cursor + 4 * (str[3] - 'A'); 1127 1128 /* 1129 * using a length-byte instead of 0-termination allows 1130 * to embed \0 into strings, although this is not used 1131 * in the default keymap 1132 */ 1133 for (i = *str++; i; i--) 1134 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1135 splx(s); 1136 return; 1137 } 1138 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1139 1140 splx(s); 1141 return; 1142 } 1143 1144 /* helper functions, makes the code below more readable */ 1145 static inline void 1146 ite_sendstr(str) 1147 const char *str; 1148 { 1149 struct tty *kbd_tty; 1150 1151 kbd_tty = kbd_ite->tp; 1152 KDASSERT(kbd_tty); 1153 while (*str) 1154 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1155 } 1156 1157 static void 1158 alignment_display(ip) 1159 struct ite_softc *ip; 1160 { 1161 int i, j; 1162 1163 for (j = 0; j < ip->rows; j++) 1164 for (i = 0; i < ip->cols; i++) 1165 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1166 attrclr(ip, 0, 0, ip->rows, ip->cols); 1167 SUBR_CURSOR(ip, DRAW_CURSOR); 1168 } 1169 1170 static inline void 1171 snap_cury(ip) 1172 struct ite_softc *ip; 1173 { 1174 if (ip->inside_margins) 1175 { 1176 if (ip->cury < ip->top_margin) 1177 ip->cury = ip->top_margin; 1178 if (ip->cury > ip->bottom_margin) 1179 ip->cury = ip->bottom_margin; 1180 } 1181 } 1182 1183 static inline void 1184 ite_dnchar(ip, n) 1185 struct ite_softc *ip; 1186 int n; 1187 { 1188 n = min(n, ip->cols - ip->curx); 1189 if (n < ip->cols - ip->curx) 1190 { 1191 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1192 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1193 1, ip->cols - ip->curx - n); 1194 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1195 } 1196 while (n-- > 0) 1197 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1198 SUBR_CURSOR(ip, DRAW_CURSOR); 1199 } 1200 1201 static inline void 1202 ite_inchar(ip, n) 1203 struct ite_softc *ip; 1204 int n; 1205 { 1206 n = min(n, ip->cols - ip->curx); 1207 if (n < ip->cols - ip->curx) 1208 { 1209 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1210 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1211 1, ip->cols - ip->curx - n); 1212 attrclr(ip, ip->cury, ip->curx, 1, n); 1213 } 1214 while (n--) 1215 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1216 SUBR_CURSOR(ip, DRAW_CURSOR); 1217 } 1218 1219 static inline void 1220 ite_clrtoeol(ip) 1221 struct ite_softc *ip; 1222 { 1223 int y = ip->cury, x = ip->curx; 1224 if (ip->cols - x > 0) 1225 { 1226 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1227 attrclr(ip, y, x, 1, ip->cols - x); 1228 SUBR_CURSOR(ip, DRAW_CURSOR); 1229 } 1230 } 1231 1232 static inline void 1233 ite_clrtobol(ip) 1234 struct ite_softc *ip; 1235 { 1236 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1237 SUBR_CLEAR(ip, y, 0, 1, x); 1238 attrclr(ip, y, 0, 1, x); 1239 SUBR_CURSOR(ip, DRAW_CURSOR); 1240 } 1241 1242 static inline void 1243 ite_clrline(ip) 1244 struct ite_softc *ip; 1245 { 1246 int y = ip->cury; 1247 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1248 attrclr(ip, y, 0, 1, ip->cols); 1249 SUBR_CURSOR(ip, DRAW_CURSOR); 1250 } 1251 1252 1253 1254 static inline void 1255 ite_clrtoeos(ip) 1256 struct ite_softc *ip; 1257 { 1258 ite_clrtoeol(ip); 1259 if (ip->cury < ip->rows - 1) 1260 { 1261 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1262 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1263 SUBR_CURSOR(ip, DRAW_CURSOR); 1264 } 1265 } 1266 1267 static inline void 1268 ite_clrtobos(ip) 1269 struct ite_softc *ip; 1270 { 1271 ite_clrtobol(ip); 1272 if (ip->cury > 0) 1273 { 1274 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1275 attrclr(ip, 0, 0, ip->cury, ip->cols); 1276 SUBR_CURSOR(ip, DRAW_CURSOR); 1277 } 1278 } 1279 1280 static inline void 1281 ite_clrscreen(ip) 1282 struct ite_softc *ip; 1283 { 1284 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1285 attrclr(ip, 0, 0, ip->rows, ip->cols); 1286 SUBR_CURSOR(ip, DRAW_CURSOR); 1287 } 1288 1289 1290 1291 static inline void 1292 ite_dnline(ip, n) 1293 struct ite_softc *ip; 1294 int n; 1295 { 1296 /* interesting.. if the cursor is outside the scrolling 1297 region, this command is simply ignored.. */ 1298 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1299 return; 1300 1301 n = min(n, ip->bottom_margin + 1 - ip->cury); 1302 if (n <= ip->bottom_margin - ip->cury) 1303 { 1304 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1305 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1306 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1307 } 1308 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1309 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1310 SUBR_CURSOR(ip, DRAW_CURSOR); 1311 } 1312 1313 static inline void 1314 ite_inline(ip, n) 1315 struct ite_softc *ip; 1316 int n; 1317 { 1318 /* interesting.. if the cursor is outside the scrolling 1319 region, this command is simply ignored.. */ 1320 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1321 return; 1322 1323 n = min(n, ip->bottom_margin + 1 - ip->cury); 1324 if (n <= ip->bottom_margin - ip->cury) 1325 { 1326 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1327 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1328 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1329 } 1330 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1331 attrclr(ip, ip->cury, 0, n, ip->cols); 1332 SUBR_CURSOR(ip, DRAW_CURSOR); 1333 } 1334 1335 static inline void 1336 ite_lf (ip) 1337 struct ite_softc *ip; 1338 { 1339 ++ip->cury; 1340 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1341 { 1342 ip->cury--; 1343 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1344 ite_clrline(ip); 1345 } 1346 SUBR_CURSOR(ip, MOVE_CURSOR); 1347 clr_attr(ip, ATTR_INV); 1348 } 1349 1350 static inline void 1351 ite_crlf (ip) 1352 struct ite_softc *ip; 1353 { 1354 ip->curx = 0; 1355 ite_lf (ip); 1356 } 1357 1358 static inline void 1359 ite_cr (ip) 1360 struct ite_softc *ip; 1361 { 1362 if (ip->curx) 1363 { 1364 ip->curx = 0; 1365 SUBR_CURSOR(ip, MOVE_CURSOR); 1366 } 1367 } 1368 1369 static inline void 1370 ite_rlf (ip) 1371 struct ite_softc *ip; 1372 { 1373 ip->cury--; 1374 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1375 { 1376 ip->cury++; 1377 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1378 ite_clrline(ip); 1379 } 1380 SUBR_CURSOR(ip, MOVE_CURSOR); 1381 clr_attr(ip, ATTR_INV); 1382 } 1383 1384 static inline int 1385 atoi (cp) 1386 const char *cp; 1387 { 1388 int n; 1389 1390 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1391 n = n * 10 + *cp - '0'; 1392 1393 return n; 1394 } 1395 1396 static inline int 1397 ite_argnum (ip) 1398 struct ite_softc *ip; 1399 { 1400 char ch; 1401 int n; 1402 1403 /* convert argument string into number */ 1404 if (ip->ap == ip->argbuf) 1405 return 1; 1406 ch = *ip->ap; 1407 *ip->ap = 0; 1408 n = atoi (ip->argbuf); 1409 *ip->ap = ch; 1410 1411 return n; 1412 } 1413 1414 static inline int 1415 ite_zargnum (ip) 1416 struct ite_softc *ip; 1417 { 1418 char ch; 1419 int n; 1420 1421 /* convert argument string into number */ 1422 if (ip->ap == ip->argbuf) 1423 return 0; 1424 ch = *ip->ap; 1425 *ip->ap = 0; 1426 n = atoi (ip->argbuf); 1427 *ip->ap = ch; 1428 1429 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1430 } 1431 1432 void 1433 ite_putstr(s, len, dev) 1434 const u_char *s; 1435 int len; 1436 dev_t dev; 1437 { 1438 struct ite_softc *ip; 1439 int i; 1440 1441 ip = getitesp(dev); 1442 1443 /* XXX avoid problems */ 1444 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1445 return; 1446 1447 SUBR_CURSOR(ip, START_CURSOROPT); 1448 for (i = 0; i < len; i++) 1449 if (s[i]) 1450 iteputchar(s[i], ip); 1451 SUBR_CURSOR(ip, END_CURSOROPT); 1452 } 1453 1454 1455 void 1456 iteputchar(c, ip) 1457 register int c; 1458 struct ite_softc *ip; 1459 { 1460 struct tty *kbd_tty; 1461 int n, x, y; 1462 char *cp; 1463 1464 if (kbd_ite == NULL) 1465 kbd_tty = NULL; 1466 else 1467 kbd_tty = kbd_ite->tp; 1468 1469 if (ip->escape) 1470 { 1471 switch (ip->escape) 1472 { 1473 case ESC: 1474 switch (c) 1475 { 1476 /* first 7bit equivalents for the 8bit control characters */ 1477 1478 case 'D': 1479 c = IND; 1480 ip->escape = 0; 1481 break; /* and fall into the next switch below (same for all `break') */ 1482 1483 case 'E': 1484 c = NEL; 1485 ip->escape = 0; 1486 break; 1487 1488 case 'H': 1489 c = HTS; 1490 ip->escape = 0; 1491 break; 1492 1493 case 'M': 1494 c = RI; 1495 ip->escape = 0; 1496 break; 1497 1498 case 'N': 1499 c = SS2; 1500 ip->escape = 0; 1501 break; 1502 1503 case 'O': 1504 c = SS3; 1505 ip->escape = 0; 1506 break; 1507 1508 case 'P': 1509 c = DCS; 1510 ip->escape = 0; 1511 break; 1512 1513 case '[': 1514 c = CSI; 1515 ip->escape = 0; 1516 break; 1517 1518 case '\\': 1519 c = ST; 1520 ip->escape = 0; 1521 break; 1522 1523 case ']': 1524 c = OSC; 1525 ip->escape = 0; 1526 break; 1527 1528 case '^': 1529 c = PM; 1530 ip->escape = 0; 1531 break; 1532 1533 case '_': 1534 c = APC; 1535 ip->escape = 0; 1536 break; 1537 1538 1539 /* introduces 7/8bit control */ 1540 case ' ': 1541 /* can be followed by either F or G */ 1542 ip->escape = ' '; 1543 break; 1544 1545 1546 /* a lot of character set selections, not yet used... 1547 94-character sets: */ 1548 case '(': /* G0 */ 1549 case ')': /* G1 */ 1550 ip->escape = c; 1551 return; 1552 1553 case '*': /* G2 */ 1554 case '+': /* G3 */ 1555 case 'B': /* ASCII */ 1556 case 'A': /* ISO latin 1 */ 1557 case '<': /* user preferred suplemental */ 1558 case '0': /* dec special graphics */ 1559 1560 /* 96-character sets: */ 1561 case '-': /* G1 */ 1562 case '.': /* G2 */ 1563 case '/': /* G3 */ 1564 1565 /* national character sets: */ 1566 case '4': /* dutch */ 1567 case '5': 1568 case 'C': /* finnish */ 1569 case 'R': /* french */ 1570 case 'Q': /* french canadian */ 1571 case 'K': /* german */ 1572 case 'Y': /* italian */ 1573 case '6': /* norwegian/danish */ 1574 /* note: %5 and %6 are not supported (two chars..) */ 1575 1576 ip->escape = 0; 1577 /* just ignore for now */ 1578 return; 1579 1580 1581 /* locking shift modes (as you might guess, not yet supported..) */ 1582 case '`': 1583 ip->GR = ip->G1; 1584 ip->escape = 0; 1585 return; 1586 1587 case 'n': 1588 ip->GL = ip->G2; 1589 ip->escape = 0; 1590 return; 1591 1592 case '}': 1593 ip->GR = ip->G2; 1594 ip->escape = 0; 1595 return; 1596 1597 case 'o': 1598 ip->GL = ip->G3; 1599 ip->escape = 0; 1600 return; 1601 1602 case '|': 1603 ip->GR = ip->G3; 1604 ip->escape = 0; 1605 return; 1606 1607 1608 /* font width/height control */ 1609 case '#': 1610 ip->escape = '#'; 1611 return; 1612 1613 1614 /* hard terminal reset .. */ 1615 case 'c': 1616 ite_reset (ip); 1617 SUBR_CURSOR(ip, MOVE_CURSOR); 1618 ip->escape = 0; 1619 return; 1620 1621 1622 case '7': 1623 ip->save_curx = ip->curx; 1624 ip->save_cury = ip->cury; 1625 ip->save_attribute = ip->attribute; 1626 ip->escape = 0; 1627 return; 1628 1629 case '8': 1630 ip->curx = ip->save_curx; 1631 ip->cury = ip->save_cury; 1632 ip->attribute = ip->save_attribute; 1633 SUBR_CURSOR(ip, MOVE_CURSOR); 1634 ip->escape = 0; 1635 return; 1636 1637 case '=': 1638 ip->keypad_appmode = 1; 1639 ip->escape = 0; 1640 return; 1641 1642 case '>': 1643 ip->keypad_appmode = 0; 1644 ip->escape = 0; 1645 return; 1646 1647 case 'Z': /* request ID */ 1648 if (ip->emul_level == EMUL_VT100) 1649 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1650 else 1651 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1652 ip->escape = 0; 1653 return; 1654 1655 /* default catch all for not recognized ESC sequences */ 1656 default: 1657 ip->escape = 0; 1658 return; 1659 } 1660 break; 1661 1662 1663 case '(': 1664 case ')': 1665 ip->escape = 0; 1666 return; 1667 1668 1669 case ' ': 1670 switch (c) 1671 { 1672 case 'F': 1673 ip->eightbit_C1 = 0; 1674 ip->escape = 0; 1675 return; 1676 1677 case 'G': 1678 ip->eightbit_C1 = 1; 1679 ip->escape = 0; 1680 return; 1681 1682 default: 1683 /* not supported */ 1684 ip->escape = 0; 1685 return; 1686 } 1687 break; 1688 1689 1690 case '#': 1691 switch (c) 1692 { 1693 case '5': 1694 /* single height, single width */ 1695 ip->escape = 0; 1696 return; 1697 1698 case '6': 1699 /* double width, single height */ 1700 ip->escape = 0; 1701 return; 1702 1703 case '3': 1704 /* top half */ 1705 ip->escape = 0; 1706 return; 1707 1708 case '4': 1709 /* bottom half */ 1710 ip->escape = 0; 1711 return; 1712 1713 case '8': 1714 /* screen alignment pattern... */ 1715 alignment_display (ip); 1716 ip->escape = 0; 1717 return; 1718 1719 default: 1720 ip->escape = 0; 1721 return; 1722 } 1723 break; 1724 1725 1726 1727 case CSI: 1728 /* the biggie... */ 1729 switch (c) 1730 { 1731 case '0': case '1': case '2': case '3': case '4': 1732 case '5': case '6': case '7': case '8': case '9': 1733 case ';': case '\"': case '$': case '>': 1734 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1735 *ip->ap++ = c; 1736 return; 1737 1738 case BS: 1739 /* you wouldn't believe such perversion is possible? 1740 it is.. BS is allowed in between cursor sequences 1741 (at least), according to vttest.. */ 1742 if (--ip->curx < 0) 1743 ip->curx = 0; 1744 else 1745 SUBR_CURSOR(ip, MOVE_CURSOR); 1746 break; 1747 1748 case 'p': 1749 *ip->ap = 0; 1750 if (! strncmp (ip->argbuf, "61\"", 3)) 1751 ip->emul_level = EMUL_VT100; 1752 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1753 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1754 ip->emul_level = EMUL_VT300_7; 1755 else 1756 ip->emul_level = EMUL_VT300_8; 1757 ip->escape = 0; 1758 return; 1759 1760 1761 case '?': 1762 *ip->ap = 0; 1763 ip->escape = '?'; 1764 ip->ap = ip->argbuf; 1765 return; 1766 1767 1768 case 'c': 1769 *ip->ap = 0; 1770 if (ip->argbuf[0] == '>') 1771 { 1772 ite_sendstr ("\033[>24;0;0;0c"); 1773 } 1774 else switch (ite_zargnum(ip)) 1775 { 1776 case 0: 1777 /* primary DA request, send primary DA response */ 1778 if (ip->emul_level == EMUL_VT100) 1779 ite_sendstr ("\033[?1;1c"); 1780 else 1781 ite_sendstr ("\033[?63;1c"); 1782 break; 1783 } 1784 ip->escape = 0; 1785 return; 1786 1787 case 'n': 1788 switch (ite_zargnum(ip)) 1789 { 1790 case 5: 1791 ite_sendstr ("\033[0n"); /* no malfunction */ 1792 break; 1793 case 6: 1794 /* cursor position report */ 1795 sprintf (ip->argbuf, "\033[%d;%dR", 1796 ip->cury + 1, ip->curx + 1); 1797 ite_sendstr (ip->argbuf); 1798 break; 1799 } 1800 ip->escape = 0; 1801 return; 1802 1803 1804 case 'x': 1805 switch (ite_zargnum(ip)) 1806 { 1807 case 0: 1808 /* Fake some terminal parameters. */ 1809 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1810 break; 1811 case 1: 1812 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1813 break; 1814 } 1815 ip->escape = 0; 1816 return; 1817 1818 1819 case 'g': 1820 switch (ite_zargnum(ip)) 1821 { 1822 case 0: 1823 if (ip->curx < ip->cols) 1824 ip->tabs[ip->curx] = 0; 1825 break; 1826 case 3: 1827 for (n = 0; n < ip->cols; n++) 1828 ip->tabs[n] = 0; 1829 break; 1830 } 1831 ip->escape = 0; 1832 return; 1833 1834 1835 case 'h': case 'l': 1836 n = ite_zargnum (ip); 1837 switch (n) 1838 { 1839 case 4: 1840 ip->imode = (c == 'h'); /* insert/replace mode */ 1841 break; 1842 case 20: 1843 ip->linefeed_newline = (c == 'h'); 1844 break; 1845 } 1846 ip->escape = 0; 1847 return; 1848 1849 1850 case 'M': 1851 ite_dnline (ip, ite_argnum (ip)); 1852 ip->escape = 0; 1853 return; 1854 1855 1856 case 'L': 1857 ite_inline (ip, ite_argnum (ip)); 1858 ip->escape = 0; 1859 return; 1860 1861 1862 case 'P': 1863 ite_dnchar (ip, ite_argnum (ip)); 1864 ip->escape = 0; 1865 return; 1866 1867 1868 case '@': 1869 ite_inchar (ip, ite_argnum (ip)); 1870 ip->escape = 0; 1871 return; 1872 1873 1874 case 'G': 1875 /* this one was *not* in my vt320 manual but in 1876 a vt320 termcap entry.. who is right? 1877 It's supposed to set the horizontal cursor position. */ 1878 *ip->ap = 0; 1879 x = atoi (ip->argbuf); 1880 if (x) x--; 1881 ip->curx = min(x, ip->cols - 1); 1882 ip->escape = 0; 1883 SUBR_CURSOR(ip, MOVE_CURSOR); 1884 clr_attr (ip, ATTR_INV); 1885 return; 1886 1887 1888 case 'd': 1889 /* same thing here, this one's for setting the absolute 1890 vertical cursor position. Not documented... */ 1891 *ip->ap = 0; 1892 y = atoi (ip->argbuf); 1893 if (y) y--; 1894 if (ip->inside_margins) 1895 y += ip->top_margin; 1896 ip->cury = min(y, ip->rows - 1); 1897 ip->escape = 0; 1898 snap_cury(ip); 1899 SUBR_CURSOR(ip, MOVE_CURSOR); 1900 clr_attr (ip, ATTR_INV); 1901 return; 1902 1903 1904 case 'H': 1905 case 'f': 1906 *ip->ap = 0; 1907 y = atoi (ip->argbuf); 1908 x = 0; 1909 cp = strchr(ip->argbuf, ';'); 1910 if (cp) 1911 x = atoi (cp + 1); 1912 if (x) x--; 1913 if (y) y--; 1914 if (ip->inside_margins) 1915 y += ip->top_margin; 1916 ip->cury = min(y, ip->rows - 1); 1917 ip->curx = min(x, ip->cols - 1); 1918 ip->escape = 0; 1919 snap_cury(ip); 1920 SUBR_CURSOR(ip, MOVE_CURSOR); 1921 clr_attr (ip, ATTR_INV); 1922 return; 1923 1924 case 'A': 1925 n = ite_argnum (ip); 1926 n = ip->cury - (n ? n : 1); 1927 if (n < 0) n = 0; 1928 if (ip->inside_margins) 1929 n = max(ip->top_margin, n); 1930 else if (n == ip->top_margin - 1) 1931 /* allow scrolling outside region, but don't scroll out 1932 of active region without explicit CUP */ 1933 n = ip->top_margin; 1934 ip->cury = n; 1935 ip->escape = 0; 1936 SUBR_CURSOR(ip, MOVE_CURSOR); 1937 clr_attr (ip, ATTR_INV); 1938 return; 1939 1940 case 'B': 1941 n = ite_argnum (ip); 1942 n = ip->cury + (n ? n : 1); 1943 n = min(ip->rows - 1, n); 1944 if (ip->inside_margins) 1945 n = min(ip->bottom_margin, n); 1946 else if (n == ip->bottom_margin + 1) 1947 /* allow scrolling outside region, but don't scroll out 1948 of active region without explicit CUP */ 1949 n = ip->bottom_margin; 1950 ip->cury = n; 1951 ip->escape = 0; 1952 SUBR_CURSOR(ip, MOVE_CURSOR); 1953 clr_attr (ip, ATTR_INV); 1954 return; 1955 1956 case 'C': 1957 n = ite_argnum (ip); 1958 n = n ? n : 1; 1959 ip->curx = min(ip->curx + n, ip->cols - 1); 1960 ip->escape = 0; 1961 SUBR_CURSOR(ip, MOVE_CURSOR); 1962 clr_attr (ip, ATTR_INV); 1963 return; 1964 1965 case 'D': 1966 n = ite_argnum (ip); 1967 n = n ? n : 1; 1968 n = ip->curx - n; 1969 ip->curx = n >= 0 ? n : 0; 1970 ip->escape = 0; 1971 SUBR_CURSOR(ip, MOVE_CURSOR); 1972 clr_attr (ip, ATTR_INV); 1973 return; 1974 1975 1976 1977 1978 case 'J': 1979 *ip->ap = 0; 1980 n = ite_zargnum (ip); 1981 if (n == 0) 1982 ite_clrtoeos(ip); 1983 else if (n == 1) 1984 ite_clrtobos(ip); 1985 else if (n == 2) 1986 ite_clrscreen(ip); 1987 ip->escape = 0; 1988 return; 1989 1990 1991 case 'K': 1992 n = ite_zargnum (ip); 1993 if (n == 0) 1994 ite_clrtoeol(ip); 1995 else if (n == 1) 1996 ite_clrtobol(ip); 1997 else if (n == 2) 1998 ite_clrline(ip); 1999 ip->escape = 0; 2000 return; 2001 2002 2003 case 'X': 2004 n = ite_argnum(ip) - 1; 2005 n = min(n, ip->cols - 1 - ip->curx); 2006 for (; n >= 0; n--) 2007 { 2008 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 2009 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 2010 } 2011 ip->escape = 0; 2012 return; 2013 2014 2015 case '}': case '`': 2016 /* status line control */ 2017 ip->escape = 0; 2018 return; 2019 2020 2021 case 'r': 2022 *ip->ap = 0; 2023 x = atoi (ip->argbuf); 2024 x = x ? x : 1; 2025 y = ip->rows; 2026 cp = strchr(ip->argbuf, ';'); 2027 if (cp) 2028 { 2029 y = atoi (cp + 1); 2030 y = y ? y : ip->rows; 2031 } 2032 if (y - x < 2) 2033 { 2034 /* if illegal scrolling region, reset to defaults */ 2035 x = 1; 2036 y = ip->rows; 2037 } 2038 x--; 2039 y--; 2040 ip->top_margin = min(x, ip->rows - 1); 2041 ip->bottom_margin = min(y, ip->rows - 1); 2042 if (ip->inside_margins) 2043 { 2044 ip->cury = ip->top_margin; 2045 ip->curx = 0; 2046 SUBR_CURSOR(ip, MOVE_CURSOR); 2047 } 2048 ip->escape = 0; 2049 return; 2050 2051 2052 case 'm': 2053 /* big attribute setter/resetter */ 2054 { 2055 char *chp; 2056 *ip->ap = 0; 2057 /* kludge to make CSIm work (== CSI0m) */ 2058 if (ip->ap == ip->argbuf) 2059 ip->ap++; 2060 for (chp = ip->argbuf; chp < ip->ap; ) 2061 { 2062 switch (*chp) 2063 { 2064 case 0: 2065 case '0': 2066 clr_attr (ip, ATTR_ALL); 2067 chp++; 2068 break; 2069 2070 case '1': 2071 set_attr (ip, ATTR_BOLD); 2072 chp++; 2073 break; 2074 2075 case '2': 2076 switch (chp[1]) 2077 { 2078 case '2': 2079 clr_attr (ip, ATTR_BOLD); 2080 chp += 2; 2081 break; 2082 2083 case '4': 2084 clr_attr (ip, ATTR_UL); 2085 chp += 2; 2086 break; 2087 2088 case '5': 2089 clr_attr (ip, ATTR_BLINK); 2090 chp += 2; 2091 break; 2092 2093 case '7': 2094 clr_attr (ip, ATTR_INV); 2095 chp += 2; 2096 break; 2097 2098 default: 2099 chp++; 2100 break; 2101 } 2102 break; 2103 2104 case '4': 2105 set_attr (ip, ATTR_UL); 2106 chp++; 2107 break; 2108 2109 case '5': 2110 set_attr (ip, ATTR_BLINK); 2111 chp++; 2112 break; 2113 2114 case '7': 2115 set_attr (ip, ATTR_INV); 2116 chp++; 2117 break; 2118 2119 default: 2120 chp++; 2121 break; 2122 } 2123 } 2124 2125 } 2126 ip->escape = 0; 2127 return; 2128 2129 2130 case 'u': 2131 /* DECRQTSR */ 2132 ite_sendstr ("\033P\033\\"); 2133 ip->escape = 0; 2134 return; 2135 2136 2137 2138 default: 2139 ip->escape = 0; 2140 return; 2141 } 2142 break; 2143 2144 2145 2146 case '?': /* CSI ? */ 2147 switch (c) 2148 { 2149 case '0': case '1': case '2': case '3': case '4': 2150 case '5': case '6': case '7': case '8': case '9': 2151 case ';': case '\"': case '$': 2152 /* Don't fill the last character; it's needed. */ 2153 /* XXX yeah, where ?? */ 2154 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2155 *ip->ap++ = c; 2156 return; 2157 2158 2159 case 'n': 2160 *ip->ap = 0; 2161 if (ip->ap == &ip->argbuf[2]) 2162 { 2163 if (! strncmp (ip->argbuf, "15", 2)) 2164 /* printer status: no printer */ 2165 ite_sendstr ("\033[13n"); 2166 2167 else if (! strncmp (ip->argbuf, "25", 2)) 2168 /* udk status */ 2169 ite_sendstr ("\033[20n"); 2170 2171 else if (! strncmp (ip->argbuf, "26", 2)) 2172 /* keyboard dialect: US */ 2173 ite_sendstr ("\033[27;1n"); 2174 } 2175 ip->escape = 0; 2176 return; 2177 2178 2179 case 'h': case 'l': 2180 n = ite_zargnum (ip); 2181 switch (n) 2182 { 2183 case 1: 2184 ip->cursor_appmode = (c == 'h'); 2185 break; 2186 2187 case 3: 2188 /* 132/80 columns (132 == 'h') */ 2189 break; 2190 2191 case 4: /* smooth scroll */ 2192 break; 2193 2194 case 5: 2195 /* light background (=='h') /dark background(=='l') */ 2196 break; 2197 2198 case 6: /* origin mode */ 2199 ip->inside_margins = (c == 'h'); 2200 ip->curx = 0; 2201 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2202 SUBR_CURSOR(ip, MOVE_CURSOR); 2203 break; 2204 2205 case 7: /* auto wraparound */ 2206 ip->auto_wrap = (c == 'h'); 2207 break; 2208 2209 case 8: /* keyboard repeat */ 2210 ip->key_repeat = (c == 'h'); 2211 break; 2212 2213 case 20: /* newline mode */ 2214 ip->linefeed_newline = (c == 'h'); 2215 break; 2216 2217 case 25: /* cursor on/off */ 2218 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2219 break; 2220 } 2221 ip->escape = 0; 2222 return; 2223 2224 default: 2225 ip->escape = 0; 2226 return; 2227 } 2228 break; 2229 2230 2231 default: 2232 ip->escape = 0; 2233 return; 2234 } 2235 } 2236 2237 switch (c) { 2238 2239 case VT: /* VT is treated like LF */ 2240 case FF: /* so is FF */ 2241 case LF: 2242 /* cr->crlf distinction is done here, on output, 2243 not on input! */ 2244 if (ip->linefeed_newline) 2245 ite_crlf (ip); 2246 else 2247 ite_lf (ip); 2248 break; 2249 2250 case CR: 2251 ite_cr (ip); 2252 break; 2253 2254 case BS: 2255 if (--ip->curx < 0) 2256 ip->curx = 0; 2257 else 2258 SUBR_CURSOR(ip, MOVE_CURSOR); 2259 break; 2260 2261 case HT: 2262 for (n = ip->curx + 1; n < ip->cols; n++) { 2263 if (ip->tabs[n]) { 2264 ip->curx = n; 2265 SUBR_CURSOR(ip, MOVE_CURSOR); 2266 break; 2267 } 2268 } 2269 break; 2270 2271 case BEL: 2272 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2273 kbdbell(); 2274 break; 2275 2276 case SO: 2277 ip->GL = ip->G1; 2278 break; 2279 2280 case SI: 2281 ip->GL = ip->G0; 2282 break; 2283 2284 case ENQ: 2285 /* send answer-back message !! */ 2286 break; 2287 2288 case CAN: 2289 ip->escape = 0; /* cancel any escape sequence in progress */ 2290 break; 2291 2292 case SUB: 2293 ip->escape = 0; /* dito, but see below */ 2294 /* should also display a reverse question mark!! */ 2295 break; 2296 2297 case ESC: 2298 ip->escape = ESC; 2299 break; 2300 2301 2302 /* now it gets weird.. 8bit control sequences.. */ 2303 case IND: /* index: move cursor down, scroll */ 2304 ite_lf (ip); 2305 break; 2306 2307 case NEL: /* next line. next line, first pos. */ 2308 ite_crlf (ip); 2309 break; 2310 2311 case HTS: /* set horizontal tab */ 2312 if (ip->curx < ip->cols) 2313 ip->tabs[ip->curx] = 1; 2314 break; 2315 2316 case RI: /* reverse index */ 2317 ite_rlf (ip); 2318 break; 2319 2320 case SS2: /* go into G2 for one character */ 2321 /* not yet supported */ 2322 break; 2323 2324 case SS3: /* go into G3 for one character */ 2325 break; 2326 2327 case DCS: /* device control string introducer */ 2328 ip->escape = DCS; 2329 ip->ap = ip->argbuf; 2330 break; 2331 2332 case CSI: /* control sequence introducer */ 2333 ip->escape = CSI; 2334 ip->ap = ip->argbuf; 2335 break; 2336 2337 case ST: /* string terminator */ 2338 /* ignore, if not used as terminator */ 2339 break; 2340 2341 case OSC: /* introduces OS command. Ignore everything upto ST */ 2342 ip->escape = OSC; 2343 break; 2344 2345 case PM: /* privacy message, ignore everything upto ST */ 2346 ip->escape = PM; 2347 break; 2348 2349 case APC: /* application program command, ignore everything upto ST */ 2350 ip->escape = APC; 2351 break; 2352 2353 default: 2354 if (c < ' ' || c == DEL) 2355 break; 2356 if (ip->imode) 2357 ite_inchar(ip, 1); 2358 iteprecheckwrap(ip); 2359 #ifdef DO_WEIRD_ATTRIBUTES 2360 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2361 attrset(ip, ATTR_INV); 2362 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2363 } 2364 else 2365 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2366 #else 2367 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2368 #endif 2369 SUBR_CURSOR(ip, DRAW_CURSOR); 2370 itecheckwrap(ip); 2371 break; 2372 } 2373 } 2374 2375 static void 2376 iteprecheckwrap(ip) 2377 struct ite_softc *ip; 2378 { 2379 if (ip->auto_wrap && ip->curx == ip->cols) { 2380 ip->curx = 0; 2381 clr_attr(ip, ATTR_INV); 2382 if (++ip->cury >= ip->bottom_margin + 1) { 2383 ip->cury = ip->bottom_margin; 2384 SUBR_CURSOR(ip, MOVE_CURSOR); 2385 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2386 ite_clrtoeol(ip); 2387 } else 2388 SUBR_CURSOR(ip, MOVE_CURSOR); 2389 } 2390 } 2391 2392 static void 2393 itecheckwrap(ip) 2394 struct ite_softc *ip; 2395 { 2396 if (ip->curx < ip->cols) { 2397 ip->curx++; 2398 SUBR_CURSOR(ip, MOVE_CURSOR); 2399 } 2400 } 2401
Indexes created Mon Sep 22 13:09:51 GMT 2025