ite.c revision 1.53
1 /* $NetBSD: ite.c,v 1.53 2006/10/01 18:56:21 elad 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 1.53 2006/10/01 18:56:21 elad 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 #include <sys/kauth.h> 102 103 #include <machine/cpu.h> 104 105 #include <atari/atari/device.h> 106 #include <atari/dev/event_var.h> 107 #include <atari/dev/kbdmap.h> 108 #include <atari/dev/kbdvar.h> 109 #include <atari/dev/iteioctl.h> 110 #include <atari/dev/itevar.h> 111 #include <atari/dev/grfioctl.h> 112 #include <atari/dev/grfabs_reg.h> 113 #include <atari/dev/grfvar.h> 114 #include <atari/dev/viewioctl.h> 115 #include <atari/dev/viewvar.h> 116 117 #define ITEUNIT(dev) (minor(dev)) 118 119 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 120 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 121 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 122 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 123 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 124 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 125 126 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 127 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 128 129 /* 130 * Patchable 131 */ 132 int ite_default_x = 0; /* def leftedge offset */ 133 int ite_default_y = 0; /* def topedge offset */ 134 int ite_default_width = 640; /* def width */ 135 int ite_default_depth = 1; /* def depth */ 136 int ite_default_height = 400; /* def height */ 137 int ite_default_wrap = 1; /* if you want vtxxx-nam -> binpatch */ 138 139 struct ite_softc con_itesoftc; 140 u_char cons_tabs[MAX_TABS]; 141 142 struct ite_softc *kbd_ite; 143 int kbd_init; 144 145 static inline int atoi __P((const char *)); 146 static inline int ite_argnum __P((struct ite_softc *)); 147 static inline int ite_zargnum __P((struct ite_softc *)); 148 static inline void ite_cr __P((struct ite_softc *)); 149 static inline void ite_crlf __P((struct ite_softc *)); 150 static inline void ite_clrline __P((struct ite_softc *)); 151 static inline void ite_clrscreen __P((struct ite_softc *)); 152 static inline void ite_clrtobos __P((struct ite_softc *)); 153 static inline void ite_clrtobol __P((struct ite_softc *)); 154 static inline void ite_clrtoeol __P((struct ite_softc *)); 155 static inline void ite_clrtoeos __P((struct ite_softc *)); 156 static inline void ite_dnchar __P((struct ite_softc *, int)); 157 static inline void ite_inchar __P((struct ite_softc *, int)); 158 static inline void ite_inline __P((struct ite_softc *, int)); 159 static inline void ite_lf __P((struct ite_softc *)); 160 static inline void ite_dnline __P((struct ite_softc *, int)); 161 static inline void ite_rlf __P((struct ite_softc *)); 162 static inline void ite_sendstr __P((const char *)); 163 static inline void snap_cury __P((struct ite_softc *)); 164 165 static void alignment_display __P((struct ite_softc *)); 166 static struct ite_softc *getitesp __P((dev_t)); 167 static void itecheckwrap __P((struct ite_softc *)); 168 static void iteprecheckwrap __P((struct ite_softc *)); 169 static void itestart __P((struct tty *)); 170 static void ite_switch __P((int)); 171 static void repeat_handler __P((void *)); 172 173 void iteputchar __P((int c, struct ite_softc *ip)); 174 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 175 void iteattach __P((struct device *, struct device *, void *)); 176 int itematch __P((struct device *, struct cfdata *, void *)); 177 178 /* 179 * Console specific types. 180 */ 181 dev_type_cnprobe(itecnprobe); 182 dev_type_cninit(itecninit); 183 dev_type_cngetc(itecngetc); 184 dev_type_cnputc(itecnputc); 185 186 CFATTACH_DECL(ite, sizeof(struct ite_softc), 187 itematch, iteattach, NULL, NULL); 188 189 extern struct cfdriver ite_cd; 190 191 dev_type_open(iteopen); 192 dev_type_close(iteclose); 193 dev_type_read(iteread); 194 dev_type_write(itewrite); 195 dev_type_ioctl(iteioctl); 196 dev_type_tty(itetty); 197 dev_type_poll(itepoll); 198 199 const struct cdevsw ite_cdevsw = { 200 iteopen, iteclose, iteread, itewrite, iteioctl, 201 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 202 }; 203 204 /* 205 * Keep track of the device number of the ite console. Only used in the 206 * itematch/iteattach functions. 207 */ 208 static int cons_ite = -1; 209 210 int 211 itematch(pdp, cfp, auxp) 212 struct device *pdp; 213 struct cfdata *cfp; 214 void *auxp; 215 { 216 217 /* 218 * Handle early console stuff. The first unit number 219 * is the console unit. All other early matches will fail. 220 */ 221 if (atari_realconfig == 0) { 222 if (cons_ite >= 0) 223 return 0; 224 cons_ite = cfp->cf_unit; 225 return 1; 226 } 227 return 1; 228 } 229 230 void 231 iteattach(pdp, dp, auxp) 232 struct device *pdp, *dp; 233 void *auxp; 234 { 235 struct grf_softc *gp; 236 struct ite_softc *ip; 237 int s; 238 int maj, unit; 239 240 gp = (struct grf_softc *)auxp; 241 ip = (struct ite_softc *)dp; 242 243 maj = cdevsw_lookup_major(&ite_cdevsw); 244 unit = (dp != NULL) ? device_unit(&ip->device) : cons_ite; 245 gp->g_itedev = makedev(maj, unit); 246 247 if (dp) { 248 s = spltty(); 249 if(con_itesoftc.grf != NULL 250 && con_itesoftc.grf->g_unit == gp->g_unit) { 251 /* 252 * console reinit copy params over. 253 * and console always gets keyboard 254 */ 255 bcopy(&con_itesoftc.grf, &ip->grf, 256 (char *)&ip[1] - (char *)&ip->grf); 257 con_itesoftc.grf = NULL; 258 kbd_ite = ip; 259 } 260 ip->grf = gp; 261 splx(s); 262 263 iteinit(gp->g_itedev); 264 printf(": %dx%d", ip->rows, ip->cols); 265 printf(" repeat at (%d/100)s next at (%d/100)s", 266 start_repeat_timeo, next_repeat_timeo); 267 268 if (kbd_ite == NULL) 269 kbd_ite = ip; 270 if (kbd_ite == ip) 271 printf(" has keyboard"); 272 printf("\n"); 273 ip->flags |= ITE_ATTACHED; 274 } else { 275 if (con_itesoftc.grf != NULL && 276 con_itesoftc.grf->g_conpri > gp->g_conpri) 277 return; 278 con_itesoftc.grf = gp; 279 con_itesoftc.tabs = cons_tabs; 280 } 281 } 282 283 static struct ite_softc * 284 getitesp(dev) 285 dev_t dev; 286 { 287 if(atari_realconfig && (con_itesoftc.grf == NULL)) 288 return(ite_cd.cd_devs[ITEUNIT(dev)]); 289 290 if(con_itesoftc.grf == NULL) 291 panic("no ite_softc for console"); 292 return(&con_itesoftc); 293 } 294 295 /* 296 * cons.c entry points into ite device. 297 */ 298 299 /* 300 * Return a priority in consdev->cn_pri field highest wins. This function 301 * is called before any devices have been probed. 302 */ 303 void 304 itecnprobe(cd) 305 struct consdev *cd; 306 { 307 /* 308 * return priority of the best ite (already picked from attach) 309 * or CN_DEAD. 310 */ 311 if (con_itesoftc.grf == NULL) 312 cd->cn_pri = CN_DEAD; 313 else { 314 cd->cn_pri = con_itesoftc.grf->g_conpri; 315 cd->cn_dev = con_itesoftc.grf->g_itedev; 316 } 317 } 318 319 void 320 itecninit(cd) 321 struct consdev *cd; 322 { 323 struct ite_softc *ip; 324 325 ip = getitesp(cd->cn_dev); 326 ip->flags |= ITE_ISCONS; 327 iteinit(cd->cn_dev); 328 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 329 } 330 331 /* 332 * ite_cnfinish() is called in ite_init() when the device is 333 * being probed in the normal fasion, thus we can finish setting 334 * up this ite now that the system is more functional. 335 */ 336 void 337 ite_cnfinish(ip) 338 struct ite_softc *ip; 339 { 340 static int done; 341 342 if (done) 343 return; 344 done = 1; 345 } 346 347 int 348 itecngetc(dev) 349 dev_t dev; 350 { 351 int c; 352 353 do { 354 c = kbdgetcn(); 355 c = ite_cnfilter(c, ITEFILT_CONSOLE); 356 } while (c == -1); 357 return (c); 358 } 359 360 void 361 itecnputc(dev, c) 362 dev_t dev; 363 int c; 364 { 365 static int paniced; 366 struct ite_softc *ip; 367 char ch; 368 369 ip = getitesp(dev); 370 ch = c; 371 372 if (panicstr && !paniced && 373 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 374 ite_on(dev, 3); 375 paniced = 1; 376 } 377 SUBR_CURSOR(ip, START_CURSOROPT); 378 iteputchar(ch, ip); 379 SUBR_CURSOR(ip, END_CURSOROPT); 380 } 381 382 /* 383 * standard entry points to the device. 384 */ 385 386 /* 387 * iteinit() is the standard entry point for initialization of 388 * an ite device, it is also called from itecninit(). 389 * 390 */ 391 void 392 iteinit(dev) 393 dev_t dev; 394 { 395 struct ite_softc *ip; 396 397 ip = getitesp(dev); 398 if (ip->flags & ITE_INITED) 399 return; 400 if (atari_realconfig) { 401 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 402 free(ip->kbdmap, M_DEVBUF); 403 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 404 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 405 } 406 else ip->kbdmap = &ascii_kbdmap; 407 408 ip->cursorx = 0; 409 ip->cursory = 0; 410 SUBR_INIT(ip); 411 SUBR_CURSOR(ip, DRAW_CURSOR); 412 if (ip->tabs == NULL) 413 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 414 ite_reset(ip); 415 ip->flags |= ITE_INITED; 416 } 417 418 int 419 iteopen(dev, mode, devtype, l) 420 dev_t dev; 421 int mode, devtype; 422 struct lwp *l; 423 { 424 struct ite_softc *ip; 425 struct tty *tp; 426 int error, first, unit; 427 428 unit = ITEUNIT(dev); 429 if (unit >= ite_cd.cd_ndevs) 430 return ENXIO; 431 432 first = 0; 433 ip = getitesp(dev); 434 if (ip == NULL) 435 return ENXIO; 436 if ((ip->flags & ITE_ATTACHED) == 0) 437 return (ENXIO); 438 439 if (ip->tp == NULL) { 440 tp = ip->tp = ttymalloc(); 441 tty_attach(tp); 442 } 443 else tp = ip->tp; 444 445 if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) 446 return (EBUSY); 447 448 if ((ip->flags & ITE_ACTIVE) == 0) { 449 ite_on(dev, 0); 450 first = 1; 451 } 452 if (!(tp->t_state & TS_ISOPEN) && tp->t_wopen == 0) { 453 tp->t_oproc = itestart; 454 tp->t_param = ite_param; 455 tp->t_dev = dev; 456 tp->t_iflag = TTYDEF_IFLAG; 457 tp->t_oflag = TTYDEF_OFLAG; 458 tp->t_cflag = TTYDEF_CFLAG; 459 tp->t_lflag = TTYDEF_LFLAG; 460 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 461 tp->t_state = TS_CARR_ON; 462 ttychars(tp); 463 ttsetwater(tp); 464 } 465 466 467 error = ttyopen(tp, 0, (mode & O_NONBLOCK) ? 1 : 0); 468 if (error) 469 goto bad; 470 471 error = (*tp->t_linesw->l_open) (dev, tp); 472 if (error) 473 goto bad; 474 475 tp->t_winsize.ws_row = ip->rows; 476 tp->t_winsize.ws_col = ip->cols; 477 if (!kbd_init) { 478 kbd_init = 1; 479 kbdenable(); 480 } 481 return (0); 482 483 484 bad: 485 if (first) 486 ite_off(dev, 0); 487 488 return (error); 489 } 490 491 int 492 iteclose(dev, flag, mode, l) 493 dev_t dev; 494 int flag, mode; 495 struct lwp *l; 496 { 497 struct tty *tp; 498 499 tp = getitesp(dev)->tp; 500 501 KDASSERT(tp); 502 (*tp->t_linesw->l_close) (tp, flag); 503 ttyclose(tp); 504 ite_off(dev, 0); 505 return (0); 506 } 507 508 int 509 iteread(dev, uio, flag) 510 dev_t dev; 511 struct uio *uio; 512 int flag; 513 { 514 struct tty *tp; 515 516 tp = getitesp(dev)->tp; 517 518 KDASSERT(tp); 519 return ((*tp->t_linesw->l_read) (tp, uio, flag)); 520 } 521 522 int 523 itewrite(dev, uio, flag) 524 dev_t dev; 525 struct uio *uio; 526 int flag; 527 { 528 struct tty *tp; 529 530 tp = getitesp(dev)->tp; 531 532 KDASSERT(tp); 533 return ((*tp->t_linesw->l_write) (tp, uio, flag)); 534 } 535 536 int 537 itepoll(dev, events, l) 538 dev_t dev; 539 int events; 540 struct lwp *l; 541 { 542 struct tty *tp; 543 544 tp = getitesp(dev)->tp; 545 546 KDASSERT(tp); 547 return ((*tp->t_linesw->l_poll)(tp, events, l)); 548 } 549 550 struct tty * 551 itetty(dev) 552 dev_t dev; 553 { 554 return(getitesp(dev)->tp); 555 } 556 557 int 558 iteioctl(dev, cmd, addr, flag, l) 559 dev_t dev; 560 u_long cmd; 561 int flag; 562 caddr_t addr; 563 struct lwp *l; 564 { 565 struct iterepeat *irp; 566 struct ite_softc *ip; 567 struct tty *tp; 568 view_t *view; 569 struct itewinsize *is; 570 struct itebell *ib; 571 int error; 572 573 ip = getitesp(dev); 574 tp = ip->tp; 575 view = viewview(ip->grf->g_viewdev); 576 577 KDASSERT(tp); 578 579 error = (*tp->t_linesw->l_ioctl) (tp, cmd, addr, flag, l); 580 if(error != EPASSTHROUGH) 581 return (error); 582 583 error = ttioctl(tp, cmd, addr, flag, l); 584 if (error != EPASSTHROUGH) 585 return (error); 586 587 switch (cmd) { 588 case ITEIOCSKMAP: 589 if (addr == NULL) 590 return(EFAULT); 591 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 592 return 0; 593 case ITEIOCSSKMAP: 594 if (addr == NULL) 595 return(EFAULT); 596 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 597 return 0; 598 case ITEIOCGKMAP: 599 if (addr == NULL) 600 return(EFAULT); 601 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 602 return 0; 603 case ITEIOCGREPT: 604 if (addr == NULL) 605 return(EFAULT); 606 irp = (struct iterepeat *)addr; 607 irp->start = start_repeat_timeo; 608 irp->next = next_repeat_timeo; 609 return 0; 610 case ITEIOCSREPT: 611 if (addr == NULL) 612 return(EFAULT); 613 irp = (struct iterepeat *)addr; 614 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 615 return(EINVAL); 616 start_repeat_timeo = irp->start; 617 next_repeat_timeo = irp->next; 618 return 0; 619 case ITEIOCGWINSZ: 620 if (addr == NULL) 621 return(EFAULT); 622 is = (struct itewinsize *)addr; 623 is->x = view->display.x; 624 is->y = view->display.y; 625 is->width = view->display.width; 626 is->height = view->display.height; 627 is->depth = view->bitmap->depth; 628 return 0; 629 case ITEIOCDSPWIN: 630 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 631 return 0; 632 case ITEIOCREMWIN: 633 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 634 return 0; 635 case ITEIOCSBELL: 636 if (addr == NULL) 637 return(EFAULT); 638 ib = (struct itebell *)addr; 639 kbd_bell_sparms(ib->volume, ib->pitch, ib->msec); 640 return 0; 641 case ITEIOCGBELL: 642 if (addr == NULL) 643 return(EFAULT); 644 ib = (struct itebell *)addr; 645 kbd_bell_gparms(&ib->volume, &ib->pitch, &ib->msec); 646 return 0; 647 } 648 return (ip->itexx_ioctl)(ip, cmd, addr, flag, l); 649 } 650 651 void 652 itestart(tp) 653 struct tty *tp; 654 { 655 struct clist *rbp; 656 struct ite_softc *ip; 657 u_char buf[ITEBURST]; 658 int s, len; 659 660 ip = getitesp(tp->t_dev); 661 662 KDASSERT(tp); 663 664 s = spltty(); { 665 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 666 goto out; 667 668 tp->t_state |= TS_BUSY; 669 rbp = &tp->t_outq; 670 671 len = q_to_b(rbp, buf, ITEBURST); 672 } splx(s); 673 674 /* Here is a really good place to implement pre/jumpscroll() */ 675 ite_putstr((char *)buf, len, tp->t_dev); 676 677 s = spltty(); { 678 tp->t_state &= ~TS_BUSY; 679 /* we have characters remaining. */ 680 if (rbp->c_cc) { 681 tp->t_state |= TS_TIMEOUT; 682 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 683 } 684 /* wakeup we are below */ 685 if (rbp->c_cc <= tp->t_lowat) { 686 if (tp->t_state & TS_ASLEEP) { 687 tp->t_state &= ~TS_ASLEEP; 688 wakeup((caddr_t) rbp); 689 } 690 selwakeup(&tp->t_wsel); 691 } 692 out: ; 693 } splx(s); 694 } 695 696 void 697 ite_on(dev, flag) 698 dev_t dev; 699 int flag; 700 { 701 struct ite_softc *ip; 702 int unit; 703 704 unit = ITEUNIT(dev); 705 ip = getitesp(dev); 706 707 /* force ite active, overriding graphics mode */ 708 if (flag & 1) { 709 ip->flags |= ITE_ACTIVE; 710 ip->flags &= ~(ITE_INGRF | ITE_INITED); 711 } 712 /* leave graphics mode */ 713 if (flag & 2) { 714 ip->flags &= ~ITE_INGRF; 715 if ((ip->flags & ITE_ACTIVE) == 0) 716 return; 717 } 718 ip->flags |= ITE_ACTIVE; 719 if (ip->flags & ITE_INGRF) 720 return; 721 iteinit(dev); 722 } 723 724 void 725 ite_off(dev, flag) 726 dev_t dev; 727 int flag; 728 { 729 struct ite_softc *ip; 730 731 ip = getitesp(dev); 732 if (flag & 2) 733 ip->flags |= ITE_INGRF; 734 if ((ip->flags & ITE_ACTIVE) == 0) 735 return; 736 if ((flag & 1) || 737 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 738 SUBR_DEINIT(ip); 739 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 740 ip->flags &= ~ITE_ACTIVE; 741 } 742 743 static void 744 ite_switch(unit) 745 int unit; 746 { 747 struct ite_softc *ip; 748 extern const struct cdevsw view_cdevsw; 749 750 ip = getitesp(unit); 751 if ((ip->flags & (ITE_ATTACHED | ITE_INITED)) == 0) 752 return; 753 754 /* 755 * If switching to an active ite, also switch the keyboard. 756 */ 757 if (ip->flags & ITE_ACTIVE) 758 kbd_ite = ip; 759 760 /* 761 * Now make it visible 762 */ 763 (*view_cdevsw.d_ioctl)(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 764 0, NOLWP); 765 766 /* 767 * Make sure the cursor's there too.... 768 */ 769 SUBR_CURSOR(ip, DRAW_CURSOR); 770 } 771 772 /* XXX called after changes made in underlying grf layer. */ 773 /* I want to nuke this */ 774 void 775 ite_reinit(dev) 776 dev_t dev; 777 { 778 struct ite_softc *ip; 779 780 ip = getitesp(dev); 781 ip->flags &= ~ITE_INITED; 782 iteinit(dev); 783 } 784 785 int 786 ite_param(tp, t) 787 struct tty *tp; 788 struct termios *t; 789 { 790 tp->t_ispeed = t->c_ispeed; 791 tp->t_ospeed = t->c_ospeed; 792 tp->t_cflag = t->c_cflag; 793 return (0); 794 } 795 796 void 797 ite_reset(ip) 798 struct ite_softc *ip; 799 { 800 int i; 801 802 ip->curx = 0; 803 ip->cury = 0; 804 ip->attribute = ATTR_NOR; 805 ip->save_curx = 0; 806 ip->save_cury = 0; 807 ip->save_attribute = ATTR_NOR; 808 ip->ap = ip->argbuf; 809 ip->emul_level = 0; 810 ip->eightbit_C1 = 0; 811 ip->top_margin = 0; 812 ip->bottom_margin = ip->rows - 1; 813 ip->inside_margins = 0; 814 ip->linefeed_newline = 0; 815 ip->auto_wrap = ite_default_wrap; 816 ip->cursor_appmode = 0; 817 ip->keypad_appmode = 0; 818 ip->imode = 0; 819 ip->key_repeat = 1; 820 bzero(ip->tabs, ip->cols); 821 for (i = 0; i < ip->cols; i++) 822 ip->tabs[i] = ((i & 7) == 0); 823 } 824 825 /* 826 * has to be global because of the shared filters. 827 */ 828 static u_char last_dead; 829 830 /* 831 * Used in console at startup only and for DDB. 832 */ 833 int 834 ite_cnfilter(c, caller) 835 u_int c; 836 enum caller caller; 837 { 838 struct key key; 839 struct kbdmap *kbdmap; 840 u_char code, up, mask; 841 int s; 842 843 up = KBD_RELEASED(c); 844 c = KBD_SCANCODE(c); 845 code = 0; 846 mask = 0; 847 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 848 849 s = spltty(); 850 851 /* 852 * No special action if key released 853 */ 854 if(up) { 855 splx(s); 856 return -1; 857 } 858 859 /* translate modifiers */ 860 if(kbd_modifier & KBD_MOD_SHIFT) { 861 if(kbd_modifier & KBD_MOD_ALT) 862 key = kbdmap->alt_shift_keys[c]; 863 else key = kbdmap->shift_keys[c]; 864 } 865 else if(kbd_modifier & KBD_MOD_ALT) 866 key = kbdmap->alt_keys[c]; 867 else { 868 key = kbdmap->keys[c]; 869 /* 870 * If CAPS and key is CAPable (no pun intended) 871 */ 872 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 873 key = kbdmap->shift_keys[c]; 874 } 875 code = key.code; 876 877 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 878 /* 879 * If string return simple console filter 880 */ 881 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 882 splx(s); 883 return -1; 884 } 885 /* handle dead keys */ 886 if(key->mode & KBD_MODE_DEAD) { 887 /* if entered twice, send accent itself */ 888 if (last_dead == key->mode & KBD_MODE_ACCMASK) 889 last_dead = 0; 890 else { 891 last_dead = key->mode & KBD_MODE_ACCMASK; 892 splx(s); 893 return -1; 894 } 895 } 896 if(last_dead) { 897 /* can't apply dead flag to string-keys */ 898 if (code >= '@' && code < 0x7f) 899 code = 900 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 901 last_dead = 0; 902 } 903 #endif 904 if(kbd_modifier & KBD_MOD_CTRL) 905 code &= 0x1f; 906 907 /* 908 * Do console mapping. 909 */ 910 code = code == '\r' ? '\n' : code; 911 912 splx(s); 913 return (code); 914 } 915 916 /* And now the old stuff. */ 917 918 /* these are used to implement repeating keys.. */ 919 static u_int last_char; 920 static u_char tout_pending; 921 922 static struct callout repeat_ch = CALLOUT_INITIALIZER; 923 924 /*ARGSUSED*/ 925 static void 926 repeat_handler(arg) 927 void *arg; 928 { 929 tout_pending = 0; 930 if(last_char) 931 add_sicallback((si_farg)ite_filter, (void *)last_char, 932 (void *)ITEFILT_REPEATER); 933 } 934 935 void 936 ite_filter(c, caller) 937 u_int c; 938 enum caller caller; 939 { 940 struct tty *kbd_tty; 941 struct kbdmap *kbdmap; 942 u_char code, *str, up, mask; 943 struct key key; 944 int s, i; 945 946 if(kbd_ite == NULL) 947 return; 948 949 kbd_tty = kbd_ite->tp; 950 kbdmap = kbd_ite->kbdmap; 951 952 up = KBD_RELEASED(c); 953 c = KBD_SCANCODE(c); 954 code = 0; 955 mask = 0; 956 957 /* have to make sure we're at spltty in here */ 958 s = spltty(); 959 960 /* 961 * keyboard interrupts come at priority 2, while softint 962 * generated keyboard-repeat interrupts come at level 1. So, 963 * to not allow a key-up event to get thru before a repeat for 964 * the key-down, we remove any outstanding callout requests.. 965 */ 966 rem_sicallback((si_farg)ite_filter); 967 968 /* 969 * Stop repeating on up event 970 */ 971 if (up) { 972 if(tout_pending) { 973 callout_stop(&repeat_ch); 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 callout_stop(&repeat_ch); 985 tout_pending = 0; 986 last_char = 0; 987 } 988 989 /* 990 * Handle ite-switching ALT + Fx 991 */ 992 if((kbd_modifier == 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(kbd_modifier == (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(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 1008 /* 1009 * ALT + LSHIFT + F9 -> Debugger! 1010 */ 1011 Debugger(); 1012 splx(s); 1013 return; 1014 #endif 1015 } 1016 1017 /* 1018 * The rest of the code is senseless when the device is not open. 1019 */ 1020 if(kbd_tty == NULL) { 1021 splx(s); 1022 return; 1023 } 1024 1025 /* 1026 * Translate modifiers 1027 */ 1028 if(kbd_modifier & KBD_MOD_SHIFT) { 1029 if(kbd_modifier & KBD_MOD_ALT) 1030 key = kbdmap->alt_shift_keys[c]; 1031 else key = kbdmap->shift_keys[c]; 1032 } 1033 else if(kbd_modifier & KBD_MOD_ALT) 1034 key = kbdmap->alt_keys[c]; 1035 else { 1036 key = kbdmap->keys[c]; 1037 /* 1038 * If CAPS and key is CAPable (no pun intended) 1039 */ 1040 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 1041 key = kbdmap->shift_keys[c]; 1042 } 1043 code = key.code; 1044 1045 /* 1046 * Arrange to repeat the keystroke. By doing this at the level 1047 * of scan-codes, we can have function keys, and keys that 1048 * send strings, repeat too. This also entitles an additional 1049 * overhead, since we have to do the conversion each time, but 1050 * I guess that's ok. 1051 */ 1052 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 1053 tout_pending = 1; 1054 last_char = c; 1055 callout_reset(&repeat_ch, start_repeat_timeo * hz / 100, 1056 repeat_handler, NULL); 1057 } 1058 else if(!tout_pending && caller==ITEFILT_REPEATER 1059 && kbd_ite->key_repeat) { 1060 tout_pending = 1; 1061 last_char = c; 1062 callout_reset(&repeat_ch, next_repeat_timeo * hz / 100, 1063 repeat_handler, NULL); 1064 } 1065 /* handle dead keys */ 1066 if (key.mode & KBD_MODE_DEAD) { 1067 /* if entered twice, send accent itself */ 1068 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 1069 last_dead = 0; 1070 else { 1071 last_dead = key.mode & KBD_MODE_ACCMASK; 1072 splx(s); 1073 return; 1074 } 1075 } 1076 if (last_dead) { 1077 /* can't apply dead flag to string-keys */ 1078 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1079 code < 0x7f) 1080 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1081 last_dead = 0; 1082 } 1083 1084 /* 1085 * If not string, apply CTRL modifiers 1086 */ 1087 if(!(key.mode & KBD_MODE_STRING) 1088 && (!(key.mode & KBD_MODE_KPAD) 1089 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1090 if(kbd_modifier & KBD_MOD_CTRL) 1091 code &= 0x1f; 1092 } 1093 else if((key.mode & KBD_MODE_KPAD) 1094 && (kbd_ite && kbd_ite->keypad_appmode)) { 1095 static const char * const in = "0123456789-+.\r()/*"; 1096 static const char * const out = "pqrstuvwxymlnMPQRS"; 1097 char *cp = strchr(in, code); 1098 1099 /* 1100 * keypad-appmode sends SS3 followed by the above 1101 * translated character 1102 */ 1103 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1104 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1105 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1106 splx(s); 1107 return; 1108 } else { 1109 /* *NO* I don't like this.... */ 1110 static u_char app_cursor[] = 1111 { 1112 3, 27, 'O', 'A', 1113 3, 27, 'O', 'B', 1114 3, 27, 'O', 'C', 1115 3, 27, 'O', 'D'}; 1116 1117 str = kbdmap->strings + code; 1118 /* 1119 * if this is a cursor key, AND it has the default 1120 * keymap setting, AND we're in app-cursor mode, switch 1121 * to the above table. This is *nasty* ! 1122 */ 1123 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1124 && kbd_ite->cursor_appmode 1125 && !bcmp(str, "\x03\x1b[", 3) && 1126 strchr("ABCD", str[3])) 1127 str = app_cursor + 4 * (str[3] - 'A'); 1128 1129 /* 1130 * using a length-byte instead of 0-termination allows 1131 * to embed \0 into strings, although this is not used 1132 * in the default keymap 1133 */ 1134 for (i = *str++; i; i--) 1135 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1136 splx(s); 1137 return; 1138 } 1139 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1140 1141 splx(s); 1142 return; 1143 } 1144 1145 /* helper functions, makes the code below more readable */ 1146 static inline void 1147 ite_sendstr(str) 1148 const char *str; 1149 { 1150 struct tty *kbd_tty; 1151 1152 kbd_tty = kbd_ite->tp; 1153 KDASSERT(kbd_tty); 1154 while (*str) 1155 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1156 } 1157 1158 static void 1159 alignment_display(ip) 1160 struct ite_softc *ip; 1161 { 1162 int i, j; 1163 1164 for (j = 0; j < ip->rows; j++) 1165 for (i = 0; i < ip->cols; i++) 1166 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1167 attrclr(ip, 0, 0, ip->rows, ip->cols); 1168 SUBR_CURSOR(ip, DRAW_CURSOR); 1169 } 1170 1171 static inline void 1172 snap_cury(ip) 1173 struct ite_softc *ip; 1174 { 1175 if (ip->inside_margins) 1176 { 1177 if (ip->cury < ip->top_margin) 1178 ip->cury = ip->top_margin; 1179 if (ip->cury > ip->bottom_margin) 1180 ip->cury = ip->bottom_margin; 1181 } 1182 } 1183 1184 static inline void 1185 ite_dnchar(ip, n) 1186 struct ite_softc *ip; 1187 int n; 1188 { 1189 n = min(n, ip->cols - ip->curx); 1190 if (n < ip->cols - ip->curx) 1191 { 1192 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1193 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1194 1, ip->cols - ip->curx - n); 1195 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1196 } 1197 while (n-- > 0) 1198 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1199 SUBR_CURSOR(ip, DRAW_CURSOR); 1200 } 1201 1202 static inline void 1203 ite_inchar(ip, n) 1204 struct ite_softc *ip; 1205 int n; 1206 { 1207 n = min(n, ip->cols - ip->curx); 1208 if (n < ip->cols - ip->curx) 1209 { 1210 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1211 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1212 1, ip->cols - ip->curx - n); 1213 attrclr(ip, ip->cury, ip->curx, 1, n); 1214 } 1215 while (n--) 1216 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1217 SUBR_CURSOR(ip, DRAW_CURSOR); 1218 } 1219 1220 static inline void 1221 ite_clrtoeol(ip) 1222 struct ite_softc *ip; 1223 { 1224 int y = ip->cury, x = ip->curx; 1225 if (ip->cols - x > 0) 1226 { 1227 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1228 attrclr(ip, y, x, 1, ip->cols - x); 1229 SUBR_CURSOR(ip, DRAW_CURSOR); 1230 } 1231 } 1232 1233 static inline void 1234 ite_clrtobol(ip) 1235 struct ite_softc *ip; 1236 { 1237 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1238 SUBR_CLEAR(ip, y, 0, 1, x); 1239 attrclr(ip, y, 0, 1, x); 1240 SUBR_CURSOR(ip, DRAW_CURSOR); 1241 } 1242 1243 static inline void 1244 ite_clrline(ip) 1245 struct ite_softc *ip; 1246 { 1247 int y = ip->cury; 1248 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1249 attrclr(ip, y, 0, 1, ip->cols); 1250 SUBR_CURSOR(ip, DRAW_CURSOR); 1251 } 1252 1253 1254 1255 static inline void 1256 ite_clrtoeos(ip) 1257 struct ite_softc *ip; 1258 { 1259 ite_clrtoeol(ip); 1260 if (ip->cury < ip->rows - 1) 1261 { 1262 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1263 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1264 SUBR_CURSOR(ip, DRAW_CURSOR); 1265 } 1266 } 1267 1268 static inline void 1269 ite_clrtobos(ip) 1270 struct ite_softc *ip; 1271 { 1272 ite_clrtobol(ip); 1273 if (ip->cury > 0) 1274 { 1275 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1276 attrclr(ip, 0, 0, ip->cury, ip->cols); 1277 SUBR_CURSOR(ip, DRAW_CURSOR); 1278 } 1279 } 1280 1281 static inline void 1282 ite_clrscreen(ip) 1283 struct ite_softc *ip; 1284 { 1285 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1286 attrclr(ip, 0, 0, ip->rows, ip->cols); 1287 SUBR_CURSOR(ip, DRAW_CURSOR); 1288 } 1289 1290 1291 1292 static inline void 1293 ite_dnline(ip, n) 1294 struct ite_softc *ip; 1295 int n; 1296 { 1297 /* interesting.. if the cursor is outside the scrolling 1298 region, this command is simply ignored.. */ 1299 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1300 return; 1301 1302 n = min(n, ip->bottom_margin + 1 - ip->cury); 1303 if (n <= ip->bottom_margin - ip->cury) 1304 { 1305 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1306 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1307 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1308 } 1309 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1310 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1311 SUBR_CURSOR(ip, DRAW_CURSOR); 1312 } 1313 1314 static inline void 1315 ite_inline(ip, n) 1316 struct ite_softc *ip; 1317 int n; 1318 { 1319 /* interesting.. if the cursor is outside the scrolling 1320 region, this command is simply ignored.. */ 1321 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1322 return; 1323 1324 n = min(n, ip->bottom_margin + 1 - ip->cury); 1325 if (n <= ip->bottom_margin - ip->cury) 1326 { 1327 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1328 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1329 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1330 } 1331 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1332 attrclr(ip, ip->cury, 0, n, ip->cols); 1333 SUBR_CURSOR(ip, DRAW_CURSOR); 1334 } 1335 1336 static inline void 1337 ite_lf (ip) 1338 struct ite_softc *ip; 1339 { 1340 ++ip->cury; 1341 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1342 { 1343 ip->cury--; 1344 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1345 ite_clrline(ip); 1346 } 1347 SUBR_CURSOR(ip, MOVE_CURSOR); 1348 clr_attr(ip, ATTR_INV); 1349 } 1350 1351 static inline void 1352 ite_crlf (ip) 1353 struct ite_softc *ip; 1354 { 1355 ip->curx = 0; 1356 ite_lf (ip); 1357 } 1358 1359 static inline void 1360 ite_cr (ip) 1361 struct ite_softc *ip; 1362 { 1363 if (ip->curx) 1364 { 1365 ip->curx = 0; 1366 SUBR_CURSOR(ip, MOVE_CURSOR); 1367 } 1368 } 1369 1370 static inline void 1371 ite_rlf (ip) 1372 struct ite_softc *ip; 1373 { 1374 ip->cury--; 1375 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1376 { 1377 ip->cury++; 1378 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1379 ite_clrline(ip); 1380 } 1381 SUBR_CURSOR(ip, MOVE_CURSOR); 1382 clr_attr(ip, ATTR_INV); 1383 } 1384 1385 static inline int 1386 atoi (cp) 1387 const char *cp; 1388 { 1389 int n; 1390 1391 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1392 n = n * 10 + *cp - '0'; 1393 1394 return n; 1395 } 1396 1397 static inline int 1398 ite_argnum (ip) 1399 struct ite_softc *ip; 1400 { 1401 char ch; 1402 int n; 1403 1404 /* convert argument string into number */ 1405 if (ip->ap == ip->argbuf) 1406 return 1; 1407 ch = *ip->ap; 1408 *ip->ap = 0; 1409 n = atoi (ip->argbuf); 1410 *ip->ap = ch; 1411 1412 return n; 1413 } 1414 1415 static inline int 1416 ite_zargnum (ip) 1417 struct ite_softc *ip; 1418 { 1419 char ch; 1420 int n; 1421 1422 /* convert argument string into number */ 1423 if (ip->ap == ip->argbuf) 1424 return 0; 1425 ch = *ip->ap; 1426 *ip->ap = 0; 1427 n = atoi (ip->argbuf); 1428 *ip->ap = ch; 1429 1430 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1431 } 1432 1433 void 1434 ite_putstr(s, len, dev) 1435 const u_char *s; 1436 int len; 1437 dev_t dev; 1438 { 1439 struct ite_softc *ip; 1440 int i; 1441 1442 ip = getitesp(dev); 1443 1444 /* XXX avoid problems */ 1445 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1446 return; 1447 1448 SUBR_CURSOR(ip, START_CURSOROPT); 1449 for (i = 0; i < len; i++) 1450 if (s[i]) 1451 iteputchar(s[i], ip); 1452 SUBR_CURSOR(ip, END_CURSOROPT); 1453 } 1454 1455 1456 void 1457 iteputchar(c, ip) 1458 register int c; 1459 struct ite_softc *ip; 1460 { 1461 struct tty *kbd_tty; 1462 int n, x, y; 1463 char *cp; 1464 1465 if (kbd_ite == NULL) 1466 kbd_tty = NULL; 1467 else 1468 kbd_tty = kbd_ite->tp; 1469 1470 if (ip->escape) 1471 { 1472 switch (ip->escape) 1473 { 1474 case ESC: 1475 switch (c) 1476 { 1477 /* first 7bit equivalents for the 8bit control characters */ 1478 1479 case 'D': 1480 c = IND; 1481 ip->escape = 0; 1482 break; /* and fall into the next switch below (same for all `break') */ 1483 1484 case 'E': 1485 c = NEL; 1486 ip->escape = 0; 1487 break; 1488 1489 case 'H': 1490 c = HTS; 1491 ip->escape = 0; 1492 break; 1493 1494 case 'M': 1495 c = RI; 1496 ip->escape = 0; 1497 break; 1498 1499 case 'N': 1500 c = SS2; 1501 ip->escape = 0; 1502 break; 1503 1504 case 'O': 1505 c = SS3; 1506 ip->escape = 0; 1507 break; 1508 1509 case 'P': 1510 c = DCS; 1511 ip->escape = 0; 1512 break; 1513 1514 case '[': 1515 c = CSI; 1516 ip->escape = 0; 1517 break; 1518 1519 case '\\': 1520 c = ST; 1521 ip->escape = 0; 1522 break; 1523 1524 case ']': 1525 c = OSC; 1526 ip->escape = 0; 1527 break; 1528 1529 case '^': 1530 c = PM; 1531 ip->escape = 0; 1532 break; 1533 1534 case '_': 1535 c = APC; 1536 ip->escape = 0; 1537 break; 1538 1539 1540 /* introduces 7/8bit control */ 1541 case ' ': 1542 /* can be followed by either F or G */ 1543 ip->escape = ' '; 1544 break; 1545 1546 1547 /* a lot of character set selections, not yet used... 1548 94-character sets: */ 1549 case '(': /* G0 */ 1550 case ')': /* G1 */ 1551 ip->escape = c; 1552 return; 1553 1554 case '*': /* G2 */ 1555 case '+': /* G3 */ 1556 case 'B': /* ASCII */ 1557 case 'A': /* ISO latin 1 */ 1558 case '<': /* user preferred suplemental */ 1559 case '0': /* dec special graphics */ 1560 1561 /* 96-character sets: */ 1562 case '-': /* G1 */ 1563 case '.': /* G2 */ 1564 case '/': /* G3 */ 1565 1566 /* national character sets: */ 1567 case '4': /* dutch */ 1568 case '5': 1569 case 'C': /* finnish */ 1570 case 'R': /* french */ 1571 case 'Q': /* french canadian */ 1572 case 'K': /* german */ 1573 case 'Y': /* italian */ 1574 case '6': /* norwegian/danish */ 1575 /* note: %5 and %6 are not supported (two chars..) */ 1576 1577 ip->escape = 0; 1578 /* just ignore for now */ 1579 return; 1580 1581 1582 /* locking shift modes (as you might guess, not yet supported..) */ 1583 case '`': 1584 ip->GR = ip->G1; 1585 ip->escape = 0; 1586 return; 1587 1588 case 'n': 1589 ip->GL = ip->G2; 1590 ip->escape = 0; 1591 return; 1592 1593 case '}': 1594 ip->GR = ip->G2; 1595 ip->escape = 0; 1596 return; 1597 1598 case 'o': 1599 ip->GL = ip->G3; 1600 ip->escape = 0; 1601 return; 1602 1603 case '|': 1604 ip->GR = ip->G3; 1605 ip->escape = 0; 1606 return; 1607 1608 1609 /* font width/height control */ 1610 case '#': 1611 ip->escape = '#'; 1612 return; 1613 1614 1615 /* hard terminal reset .. */ 1616 case 'c': 1617 ite_reset (ip); 1618 SUBR_CURSOR(ip, MOVE_CURSOR); 1619 ip->escape = 0; 1620 return; 1621 1622 1623 case '7': 1624 ip->save_curx = ip->curx; 1625 ip->save_cury = ip->cury; 1626 ip->save_attribute = ip->attribute; 1627 ip->escape = 0; 1628 return; 1629 1630 case '8': 1631 ip->curx = ip->save_curx; 1632 ip->cury = ip->save_cury; 1633 ip->attribute = ip->save_attribute; 1634 SUBR_CURSOR(ip, MOVE_CURSOR); 1635 ip->escape = 0; 1636 return; 1637 1638 case '=': 1639 ip->keypad_appmode = 1; 1640 ip->escape = 0; 1641 return; 1642 1643 case '>': 1644 ip->keypad_appmode = 0; 1645 ip->escape = 0; 1646 return; 1647 1648 case 'Z': /* request ID */ 1649 if (ip->emul_level == EMUL_VT100) 1650 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1651 else 1652 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1653 ip->escape = 0; 1654 return; 1655 1656 /* default catch all for not recognized ESC sequences */ 1657 default: 1658 ip->escape = 0; 1659 return; 1660 } 1661 break; 1662 1663 1664 case '(': 1665 case ')': 1666 ip->escape = 0; 1667 return; 1668 1669 1670 case ' ': 1671 switch (c) 1672 { 1673 case 'F': 1674 ip->eightbit_C1 = 0; 1675 ip->escape = 0; 1676 return; 1677 1678 case 'G': 1679 ip->eightbit_C1 = 1; 1680 ip->escape = 0; 1681 return; 1682 1683 default: 1684 /* not supported */ 1685 ip->escape = 0; 1686 return; 1687 } 1688 break; 1689 1690 1691 case '#': 1692 switch (c) 1693 { 1694 case '5': 1695 /* single height, single width */ 1696 ip->escape = 0; 1697 return; 1698 1699 case '6': 1700 /* double width, single height */ 1701 ip->escape = 0; 1702 return; 1703 1704 case '3': 1705 /* top half */ 1706 ip->escape = 0; 1707 return; 1708 1709 case '4': 1710 /* bottom half */ 1711 ip->escape = 0; 1712 return; 1713 1714 case '8': 1715 /* screen alignment pattern... */ 1716 alignment_display (ip); 1717 ip->escape = 0; 1718 return; 1719 1720 default: 1721 ip->escape = 0; 1722 return; 1723 } 1724 break; 1725 1726 1727 1728 case CSI: 1729 /* the biggie... */ 1730 switch (c) 1731 { 1732 case '0': case '1': case '2': case '3': case '4': 1733 case '5': case '6': case '7': case '8': case '9': 1734 case ';': case '\"': case '$': case '>': 1735 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1736 *ip->ap++ = c; 1737 return; 1738 1739 case BS: 1740 /* you wouldn't believe such perversion is possible? 1741 it is.. BS is allowed in between cursor sequences 1742 (at least), according to vttest.. */ 1743 if (--ip->curx < 0) 1744 ip->curx = 0; 1745 else 1746 SUBR_CURSOR(ip, MOVE_CURSOR); 1747 break; 1748 1749 case 'p': 1750 *ip->ap = 0; 1751 if (! strncmp (ip->argbuf, "61\"", 3)) 1752 ip->emul_level = EMUL_VT100; 1753 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1754 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1755 ip->emul_level = EMUL_VT300_7; 1756 else 1757 ip->emul_level = EMUL_VT300_8; 1758 ip->escape = 0; 1759 return; 1760 1761 1762 case '?': 1763 *ip->ap = 0; 1764 ip->escape = '?'; 1765 ip->ap = ip->argbuf; 1766 return; 1767 1768 1769 case 'c': 1770 *ip->ap = 0; 1771 if (ip->argbuf[0] == '>') 1772 { 1773 ite_sendstr ("\033[>24;0;0;0c"); 1774 } 1775 else switch (ite_zargnum(ip)) 1776 { 1777 case 0: 1778 /* primary DA request, send primary DA response */ 1779 if (ip->emul_level == EMUL_VT100) 1780 ite_sendstr ("\033[?1;1c"); 1781 else 1782 ite_sendstr ("\033[?63;1c"); 1783 break; 1784 } 1785 ip->escape = 0; 1786 return; 1787 1788 case 'n': 1789 switch (ite_zargnum(ip)) 1790 { 1791 case 5: 1792 ite_sendstr ("\033[0n"); /* no malfunction */ 1793 break; 1794 case 6: 1795 /* cursor position report */ 1796 sprintf (ip->argbuf, "\033[%d;%dR", 1797 ip->cury + 1, ip->curx + 1); 1798 ite_sendstr (ip->argbuf); 1799 break; 1800 } 1801 ip->escape = 0; 1802 return; 1803 1804 1805 case 'x': 1806 switch (ite_zargnum(ip)) 1807 { 1808 case 0: 1809 /* Fake some terminal parameters. */ 1810 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1811 break; 1812 case 1: 1813 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1814 break; 1815 } 1816 ip->escape = 0; 1817 return; 1818 1819 1820 case 'g': 1821 switch (ite_zargnum(ip)) 1822 { 1823 case 0: 1824 if (ip->curx < ip->cols) 1825 ip->tabs[ip->curx] = 0; 1826 break; 1827 case 3: 1828 for (n = 0; n < ip->cols; n++) 1829 ip->tabs[n] = 0; 1830 break; 1831 } 1832 ip->escape = 0; 1833 return; 1834 1835 1836 case 'h': case 'l': 1837 n = ite_zargnum (ip); 1838 switch (n) 1839 { 1840 case 4: 1841 ip->imode = (c == 'h'); /* insert/replace mode */ 1842 break; 1843 case 20: 1844 ip->linefeed_newline = (c == 'h'); 1845 break; 1846 } 1847 ip->escape = 0; 1848 return; 1849 1850 1851 case 'M': 1852 ite_dnline (ip, ite_argnum (ip)); 1853 ip->escape = 0; 1854 return; 1855 1856 1857 case 'L': 1858 ite_inline (ip, ite_argnum (ip)); 1859 ip->escape = 0; 1860 return; 1861 1862 1863 case 'P': 1864 ite_dnchar (ip, ite_argnum (ip)); 1865 ip->escape = 0; 1866 return; 1867 1868 1869 case '@': 1870 ite_inchar (ip, ite_argnum (ip)); 1871 ip->escape = 0; 1872 return; 1873 1874 1875 case 'G': 1876 /* this one was *not* in my vt320 manual but in 1877 a vt320 termcap entry.. who is right? 1878 It's supposed to set the horizontal cursor position. */ 1879 *ip->ap = 0; 1880 x = atoi (ip->argbuf); 1881 if (x) x--; 1882 ip->curx = min(x, ip->cols - 1); 1883 ip->escape = 0; 1884 SUBR_CURSOR(ip, MOVE_CURSOR); 1885 clr_attr (ip, ATTR_INV); 1886 return; 1887 1888 1889 case 'd': 1890 /* same thing here, this one's for setting the absolute 1891 vertical cursor position. Not documented... */ 1892 *ip->ap = 0; 1893 y = atoi (ip->argbuf); 1894 if (y) y--; 1895 if (ip->inside_margins) 1896 y += ip->top_margin; 1897 ip->cury = min(y, ip->rows - 1); 1898 ip->escape = 0; 1899 snap_cury(ip); 1900 SUBR_CURSOR(ip, MOVE_CURSOR); 1901 clr_attr (ip, ATTR_INV); 1902 return; 1903 1904 1905 case 'H': 1906 case 'f': 1907 *ip->ap = 0; 1908 y = atoi (ip->argbuf); 1909 x = 0; 1910 cp = strchr(ip->argbuf, ';'); 1911 if (cp) 1912 x = atoi (cp + 1); 1913 if (x) x--; 1914 if (y) y--; 1915 if (ip->inside_margins) 1916 y += ip->top_margin; 1917 ip->cury = min(y, ip->rows - 1); 1918 ip->curx = min(x, ip->cols - 1); 1919 ip->escape = 0; 1920 snap_cury(ip); 1921 SUBR_CURSOR(ip, MOVE_CURSOR); 1922 clr_attr (ip, ATTR_INV); 1923 return; 1924 1925 case 'A': 1926 n = ite_argnum (ip); 1927 n = ip->cury - (n ? n : 1); 1928 if (n < 0) n = 0; 1929 if (ip->inside_margins) 1930 n = max(ip->top_margin, n); 1931 else if (n == ip->top_margin - 1) 1932 /* allow scrolling outside region, but don't scroll out 1933 of active region without explicit CUP */ 1934 n = ip->top_margin; 1935 ip->cury = n; 1936 ip->escape = 0; 1937 SUBR_CURSOR(ip, MOVE_CURSOR); 1938 clr_attr (ip, ATTR_INV); 1939 return; 1940 1941 case 'B': 1942 n = ite_argnum (ip); 1943 n = ip->cury + (n ? n : 1); 1944 n = min(ip->rows - 1, n); 1945 if (ip->inside_margins) 1946 n = min(ip->bottom_margin, n); 1947 else if (n == ip->bottom_margin + 1) 1948 /* allow scrolling outside region, but don't scroll out 1949 of active region without explicit CUP */ 1950 n = ip->bottom_margin; 1951 ip->cury = n; 1952 ip->escape = 0; 1953 SUBR_CURSOR(ip, MOVE_CURSOR); 1954 clr_attr (ip, ATTR_INV); 1955 return; 1956 1957 case 'C': 1958 n = ite_argnum (ip); 1959 n = n ? n : 1; 1960 ip->curx = min(ip->curx + n, ip->cols - 1); 1961 ip->escape = 0; 1962 SUBR_CURSOR(ip, MOVE_CURSOR); 1963 clr_attr (ip, ATTR_INV); 1964 return; 1965 1966 case 'D': 1967 n = ite_argnum (ip); 1968 n = n ? n : 1; 1969 n = ip->curx - n; 1970 ip->curx = n >= 0 ? n : 0; 1971 ip->escape = 0; 1972 SUBR_CURSOR(ip, MOVE_CURSOR); 1973 clr_attr (ip, ATTR_INV); 1974 return; 1975 1976 1977 1978 1979 case 'J': 1980 *ip->ap = 0; 1981 n = ite_zargnum (ip); 1982 if (n == 0) 1983 ite_clrtoeos(ip); 1984 else if (n == 1) 1985 ite_clrtobos(ip); 1986 else if (n == 2) 1987 ite_clrscreen(ip); 1988 ip->escape = 0; 1989 return; 1990 1991 1992 case 'K': 1993 n = ite_zargnum (ip); 1994 if (n == 0) 1995 ite_clrtoeol(ip); 1996 else if (n == 1) 1997 ite_clrtobol(ip); 1998 else if (n == 2) 1999 ite_clrline(ip); 2000 ip->escape = 0; 2001 return; 2002 2003 2004 case 'X': 2005 n = ite_argnum(ip) - 1; 2006 n = min(n, ip->cols - 1 - ip->curx); 2007 for (; n >= 0; n--) 2008 { 2009 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 2010 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 2011 } 2012 ip->escape = 0; 2013 return; 2014 2015 2016 case '}': case '`': 2017 /* status line control */ 2018 ip->escape = 0; 2019 return; 2020 2021 2022 case 'r': 2023 *ip->ap = 0; 2024 x = atoi (ip->argbuf); 2025 x = x ? x : 1; 2026 y = ip->rows; 2027 cp = strchr(ip->argbuf, ';'); 2028 if (cp) 2029 { 2030 y = atoi (cp + 1); 2031 y = y ? y : ip->rows; 2032 } 2033 if (y - x < 2) 2034 { 2035 /* if illegal scrolling region, reset to defaults */ 2036 x = 1; 2037 y = ip->rows; 2038 } 2039 x--; 2040 y--; 2041 ip->top_margin = min(x, ip->rows - 1); 2042 ip->bottom_margin = min(y, ip->rows - 1); 2043 if (ip->inside_margins) 2044 { 2045 ip->cury = ip->top_margin; 2046 ip->curx = 0; 2047 SUBR_CURSOR(ip, MOVE_CURSOR); 2048 } 2049 ip->escape = 0; 2050 return; 2051 2052 2053 case 'm': 2054 /* big attribute setter/resetter */ 2055 { 2056 char *chp; 2057 *ip->ap = 0; 2058 /* kludge to make CSIm work (== CSI0m) */ 2059 if (ip->ap == ip->argbuf) 2060 ip->ap++; 2061 for (chp = ip->argbuf; chp < ip->ap; ) 2062 { 2063 switch (*chp) 2064 { 2065 case 0: 2066 case '0': 2067 clr_attr (ip, ATTR_ALL); 2068 chp++; 2069 break; 2070 2071 case '1': 2072 set_attr (ip, ATTR_BOLD); 2073 chp++; 2074 break; 2075 2076 case '2': 2077 switch (chp[1]) 2078 { 2079 case '2': 2080 clr_attr (ip, ATTR_BOLD); 2081 chp += 2; 2082 break; 2083 2084 case '4': 2085 clr_attr (ip, ATTR_UL); 2086 chp += 2; 2087 break; 2088 2089 case '5': 2090 clr_attr (ip, ATTR_BLINK); 2091 chp += 2; 2092 break; 2093 2094 case '7': 2095 clr_attr (ip, ATTR_INV); 2096 chp += 2; 2097 break; 2098 2099 default: 2100 chp++; 2101 break; 2102 } 2103 break; 2104 2105 case '4': 2106 set_attr (ip, ATTR_UL); 2107 chp++; 2108 break; 2109 2110 case '5': 2111 set_attr (ip, ATTR_BLINK); 2112 chp++; 2113 break; 2114 2115 case '7': 2116 set_attr (ip, ATTR_INV); 2117 chp++; 2118 break; 2119 2120 default: 2121 chp++; 2122 break; 2123 } 2124 } 2125 2126 } 2127 ip->escape = 0; 2128 return; 2129 2130 2131 case 'u': 2132 /* DECRQTSR */ 2133 ite_sendstr ("\033P\033\\"); 2134 ip->escape = 0; 2135 return; 2136 2137 2138 2139 default: 2140 ip->escape = 0; 2141 return; 2142 } 2143 break; 2144 2145 2146 2147 case '?': /* CSI ? */ 2148 switch (c) 2149 { 2150 case '0': case '1': case '2': case '3': case '4': 2151 case '5': case '6': case '7': case '8': case '9': 2152 case ';': case '\"': case '$': 2153 /* Don't fill the last character; it's needed. */ 2154 /* XXX yeah, where ?? */ 2155 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2156 *ip->ap++ = c; 2157 return; 2158 2159 2160 case 'n': 2161 *ip->ap = 0; 2162 if (ip->ap == &ip->argbuf[2]) 2163 { 2164 if (! strncmp (ip->argbuf, "15", 2)) 2165 /* printer status: no printer */ 2166 ite_sendstr ("\033[13n"); 2167 2168 else if (! strncmp (ip->argbuf, "25", 2)) 2169 /* udk status */ 2170 ite_sendstr ("\033[20n"); 2171 2172 else if (! strncmp (ip->argbuf, "26", 2)) 2173 /* keyboard dialect: US */ 2174 ite_sendstr ("\033[27;1n"); 2175 } 2176 ip->escape = 0; 2177 return; 2178 2179 2180 case 'h': case 'l': 2181 n = ite_zargnum (ip); 2182 switch (n) 2183 { 2184 case 1: 2185 ip->cursor_appmode = (c == 'h'); 2186 break; 2187 2188 case 3: 2189 /* 132/80 columns (132 == 'h') */ 2190 break; 2191 2192 case 4: /* smooth scroll */ 2193 break; 2194 2195 case 5: 2196 /* light background (=='h') /dark background(=='l') */ 2197 break; 2198 2199 case 6: /* origin mode */ 2200 ip->inside_margins = (c == 'h'); 2201 ip->curx = 0; 2202 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2203 SUBR_CURSOR(ip, MOVE_CURSOR); 2204 break; 2205 2206 case 7: /* auto wraparound */ 2207 ip->auto_wrap = (c == 'h'); 2208 break; 2209 2210 case 8: /* keyboard repeat */ 2211 ip->key_repeat = (c == 'h'); 2212 break; 2213 2214 case 20: /* newline mode */ 2215 ip->linefeed_newline = (c == 'h'); 2216 break; 2217 2218 case 25: /* cursor on/off */ 2219 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2220 break; 2221 } 2222 ip->escape = 0; 2223 return; 2224 2225 default: 2226 ip->escape = 0; 2227 return; 2228 } 2229 break; 2230 2231 2232 default: 2233 ip->escape = 0; 2234 return; 2235 } 2236 } 2237 2238 switch (c) { 2239 2240 case VT: /* VT is treated like LF */ 2241 case FF: /* so is FF */ 2242 case LF: 2243 /* cr->crlf distinction is done here, on output, 2244 not on input! */ 2245 if (ip->linefeed_newline) 2246 ite_crlf (ip); 2247 else 2248 ite_lf (ip); 2249 break; 2250 2251 case CR: 2252 ite_cr (ip); 2253 break; 2254 2255 case BS: 2256 if (--ip->curx < 0) 2257 ip->curx = 0; 2258 else 2259 SUBR_CURSOR(ip, MOVE_CURSOR); 2260 break; 2261 2262 case HT: 2263 for (n = ip->curx + 1; n < ip->cols; n++) { 2264 if (ip->tabs[n]) { 2265 ip->curx = n; 2266 SUBR_CURSOR(ip, MOVE_CURSOR); 2267 break; 2268 } 2269 } 2270 break; 2271 2272 case BEL: 2273 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2274 kbdbell(); 2275 break; 2276 2277 case SO: 2278 ip->GL = ip->G1; 2279 break; 2280 2281 case SI: 2282 ip->GL = ip->G0; 2283 break; 2284 2285 case ENQ: 2286 /* send answer-back message !! */ 2287 break; 2288 2289 case CAN: 2290 ip->escape = 0; /* cancel any escape sequence in progress */ 2291 break; 2292 2293 case SUB: 2294 ip->escape = 0; /* dito, but see below */ 2295 /* should also display a reverse question mark!! */ 2296 break; 2297 2298 case ESC: 2299 ip->escape = ESC; 2300 break; 2301 2302 2303 /* now it gets weird.. 8bit control sequences.. */ 2304 case IND: /* index: move cursor down, scroll */ 2305 ite_lf (ip); 2306 break; 2307 2308 case NEL: /* next line. next line, first pos. */ 2309 ite_crlf (ip); 2310 break; 2311 2312 case HTS: /* set horizontal tab */ 2313 if (ip->curx < ip->cols) 2314 ip->tabs[ip->curx] = 1; 2315 break; 2316 2317 case RI: /* reverse index */ 2318 ite_rlf (ip); 2319 break; 2320 2321 case SS2: /* go into G2 for one character */ 2322 /* not yet supported */ 2323 break; 2324 2325 case SS3: /* go into G3 for one character */ 2326 break; 2327 2328 case DCS: /* device control string introducer */ 2329 ip->escape = DCS; 2330 ip->ap = ip->argbuf; 2331 break; 2332 2333 case CSI: /* control sequence introducer */ 2334 ip->escape = CSI; 2335 ip->ap = ip->argbuf; 2336 break; 2337 2338 case ST: /* string terminator */ 2339 /* ignore, if not used as terminator */ 2340 break; 2341 2342 case OSC: /* introduces OS command. Ignore everything upto ST */ 2343 ip->escape = OSC; 2344 break; 2345 2346 case PM: /* privacy message, ignore everything upto ST */ 2347 ip->escape = PM; 2348 break; 2349 2350 case APC: /* application program command, ignore everything upto ST */ 2351 ip->escape = APC; 2352 break; 2353 2354 default: 2355 if (c < ' ' || c == DEL) 2356 break; 2357 if (ip->imode) 2358 ite_inchar(ip, 1); 2359 iteprecheckwrap(ip); 2360 #ifdef DO_WEIRD_ATTRIBUTES 2361 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2362 attrset(ip, ATTR_INV); 2363 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2364 } 2365 else 2366 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2367 #else 2368 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2369 #endif 2370 SUBR_CURSOR(ip, DRAW_CURSOR); 2371 itecheckwrap(ip); 2372 break; 2373 } 2374 } 2375 2376 static void 2377 iteprecheckwrap(ip) 2378 struct ite_softc *ip; 2379 { 2380 if (ip->auto_wrap && ip->curx == ip->cols) { 2381 ip->curx = 0; 2382 clr_attr(ip, ATTR_INV); 2383 if (++ip->cury >= ip->bottom_margin + 1) { 2384 ip->cury = ip->bottom_margin; 2385 SUBR_CURSOR(ip, MOVE_CURSOR); 2386 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2387 ite_clrtoeol(ip); 2388 } else 2389 SUBR_CURSOR(ip, MOVE_CURSOR); 2390 } 2391 } 2392 2393 static void 2394 itecheckwrap(ip) 2395 struct ite_softc *ip; 2396 { 2397 if (ip->curx < ip->cols) { 2398 ip->curx++; 2399 SUBR_CURSOR(ip, MOVE_CURSOR); 2400 } 2401 } 2402
Indexes created Wed Sep 24 05:09:52 GMT 2025