1 /* $NetBSD: ite.c,v 1.82 2007/12/02 04:21:22 mhitch 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 * @(#)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 * @(#)ite.c 7.6 (Berkeley) 5/16/91 75 */ 76 77 /* 78 * ite - bitmaped 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 "opt_ddb.h" 84 85 #include <sys/cdefs.h> 86 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.82 2007/12/02 04:21:22 mhitch Exp $"); 87 88 #include <sys/param.h> 89 #include <sys/kernel.h> 90 #include <sys/device.h> 91 #include <sys/fcntl.h> 92 #include <sys/malloc.h> 93 #include <sys/ioctl.h> 94 #include <sys/tty.h> 95 #include <sys/termios.h> 96 #include <sys/systm.h> 97 #include <sys/callout.h> 98 #include <sys/proc.h> 99 #include <dev/cons.h> 100 #include <sys/kauth.h> 101 #include <amiga/amiga/cc.h> 102 #include <amiga/amiga/color.h> /* DEBUG */ 103 #include <amiga/amiga/custom.h> /* DEBUG */ 104 #include <amiga/amiga/device.h> 105 #if defined(__m68k__) 106 #include <amiga/amiga/isr.h> 107 #endif 108 #include <amiga/dev/iteioctl.h> 109 #include <amiga/dev/itevar.h> 110 #include <amiga/dev/kbdmap.h> 111 #include <amiga/dev/grfioctl.h> 112 #include <amiga/dev/grfvar.h> 113 114 #include <machine/cpu.h> /* for is_draco() */ 115 116 #include <sys/conf.h> 117 118 #include "grfcc.h" 119 #include "ite.h" 120 121 /* 122 * XXX go ask sys/kern/tty.c:ttselect() 123 */ 124 125 #define ITEUNIT(dev) (minor(dev)) 126 127 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 128 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 129 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 130 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 131 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 132 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 133 (ip)->grf->g_itescroll(ip,sy,sx,count,dir) 134 135 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 136 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 137 138 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 139 140 struct ite_softc con_itesoftc; 141 u_char cons_tabs[MAX_TABS]; 142 143 struct ite_softc *kbd_ite; 144 145 /* audio bell stuff */ 146 u_int bvolume = 10; 147 u_int bpitch = 660; 148 u_int bmsec = 75; 149 150 static char *bsamplep; 151 static char sample[20] = { 152 0,39,75,103,121,127,121,103,75,39,0, 153 -39,-75,-103,-121,-127,-121,-103,-75,-39 154 }; 155 156 static callout_t repeat_ch; 157 158 void iteputchar(int c, struct ite_softc *ip); 159 void ite_putstr(const char * s, int len, dev_t dev); 160 void iteattach(struct device *, struct device *, void *); 161 int itematch(struct device *, struct cfdata *, void *); 162 static void iteprecheckwrap(struct ite_softc *); 163 static void itecheckwrap(struct ite_softc *); 164 struct ite_softc *getitesp(dev_t); 165 void init_bell(void); 166 void ite_bell(void); 167 void itecnpollc(dev_t, int); 168 static void repeat_handler(void *); 169 inline static void ite_sendstr(const char *); 170 static void alignment_display(struct ite_softc *); 171 inline static void snap_cury(struct ite_softc *); 172 inline static void ite_dnchar(struct ite_softc *, int); 173 inline static void ite_inchar(struct ite_softc *, int); 174 inline static void ite_clrtoeol(struct ite_softc *); 175 inline static void ite_clrtobol(struct ite_softc *); 176 inline static void ite_clrline(struct ite_softc *); 177 inline static void ite_clrtoeos(struct ite_softc *); 178 inline static void ite_clrtobos(struct ite_softc *); 179 inline static void ite_clrscreen(struct ite_softc *); 180 inline static void ite_dnline(struct ite_softc *, int); 181 inline static void ite_inline(struct ite_softc *, int); 182 inline static void ite_lf(struct ite_softc *); 183 inline static void ite_crlf(struct ite_softc *); 184 inline static void ite_cr(struct ite_softc *); 185 inline static void ite_rlf(struct ite_softc *); 186 inline static int atoi(const char *); 187 inline static int ite_argnum(struct ite_softc *); 188 inline static int ite_zargnum(struct ite_softc *); 189 190 CFATTACH_DECL(ite, sizeof(struct ite_softc), 191 itematch, iteattach, NULL, NULL); 192 193 extern struct cfdriver ite_cd; 194 195 dev_type_open(iteopen); 196 dev_type_close(iteclose); 197 dev_type_read(iteread); 198 dev_type_write(itewrite); 199 dev_type_ioctl(iteioctl); 200 dev_type_tty(itetty); 201 dev_type_poll(itepoll); 202 203 const struct cdevsw ite_cdevsw = { 204 iteopen, iteclose, iteread, itewrite, iteioctl, 205 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 206 }; 207 208 int 209 itematch(struct device *pdp, struct cfdata *cfp, void *auxp) 210 { 211 struct grf_softc *gp; 212 int maj; 213 214 gp = auxp; 215 216 /* 217 * XXX 218 * normally this would be done in attach, however 219 * during early init we do not have a device pointer 220 * and thus no unit number. 221 */ 222 maj = cdevsw_lookup_major(&ite_cdevsw); 223 gp->g_itedev = makedev(maj, cfp->cf_unit); 224 return(1); 225 } 226 227 void 228 iteattach(struct device *pdp, struct device *dp, void *auxp) 229 { 230 struct grf_softc *gp; 231 struct ite_softc *ip; 232 int s; 233 234 gp = (struct grf_softc *)auxp; 235 if (dp) { 236 ip = (struct ite_softc *)dp; 237 238 s = spltty(); 239 if (con_itesoftc.grf != NULL && 240 con_itesoftc.grf->g_unit == gp->g_unit) { 241 /* 242 * console reinit copy params over. 243 * and console always gets keyboard 244 */ 245 bcopy(&con_itesoftc.grf, &ip->grf, 246 (char *)&ip[1] - (char *)&ip->grf); 247 con_itesoftc.grf = NULL; 248 kbd_ite = ip; 249 } 250 ip->grf = gp; 251 splx(s); 252 253 alloc_sicallback(); 254 iteinit(gp->g_itedev); 255 printf(": rows %d cols %d", ip->rows, ip->cols); 256 printf(" repeat at (%d/100)s next at (%d/100)s", 257 start_repeat_timeo, next_repeat_timeo); 258 259 if (kbd_ite == NULL) 260 kbd_ite = ip; 261 if (kbd_ite == ip) 262 printf(" has keyboard"); 263 printf("\n"); 264 ip->flags |= ITE_ATTACHED; 265 } else { 266 if (con_itesoftc.grf != NULL && 267 con_itesoftc.grf->g_conpri > gp->g_conpri) 268 return; 269 con_itesoftc.grf = gp; 270 con_itesoftc.tabs = cons_tabs; 271 } 272 } 273 274 struct ite_softc * 275 getitesp(dev_t dev) 276 { 277 if (amiga_realconfig && con_itesoftc.grf == NULL) 278 return(ite_cd.cd_devs[ITEUNIT(dev)]); 279 280 if (con_itesoftc.grf == NULL) 281 panic("no ite_softc for console"); 282 return(&con_itesoftc); 283 } 284 285 /* 286 * cons.c entry points into ite device. 287 */ 288 289 /* 290 * Return a priority in consdev->cn_pri field highest wins. This function 291 * is called before any devices have been probed. 292 */ 293 void 294 itecnprobe(struct consdev *cd) 295 { 296 /* 297 * bring graphics layer up. 298 */ 299 config_console(); 300 301 /* 302 * return priority of the best ite (already picked from attach) 303 * or CN_DEAD. 304 */ 305 if (con_itesoftc.grf == NULL) 306 cd->cn_pri = CN_DEAD; 307 else { 308 cd->cn_pri = con_itesoftc.grf->g_conpri; 309 cd->cn_dev = con_itesoftc.grf->g_itedev; 310 } 311 } 312 313 /* audio bell stuff */ 314 void 315 init_bell(void) 316 { 317 if (bsamplep != NULL) 318 return; 319 bsamplep = alloc_chipmem(20); 320 if (bsamplep == NULL) 321 panic("no chipmem for ite_bell"); 322 323 bcopy(sample, bsamplep, 20); 324 } 325 326 void 327 ite_bell(void) 328 { 329 u_int clock; 330 u_int period; 331 u_int count; 332 333 clock = 3579545; /* PAL 3546895 */ 334 335 /* 336 * the number of clock ticks per sample byte must be > 124 337 * ergo bpitch must be < clock / 124*20 338 * i.e. ~1443, 1300 to be safe (PAL etc.). also not zero obviously 339 */ 340 period = clock / (bpitch * 20); 341 count = bmsec * bpitch / 1000; 342 343 play_sample(10, PREP_DMA_MEM(bsamplep), period, bvolume, 0x3, count); 344 } 345 346 void 347 itecninit(struct consdev *cd) 348 { 349 struct ite_softc *ip; 350 351 ip = getitesp(cd->cn_dev); 352 iteinit(cd->cn_dev); 353 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 354 355 #ifdef DRACO 356 if (!is_draco()) 357 #endif 358 init_bell(); 359 } 360 361 /* 362 * ite_cnfinish() is called in ite_init() when the device is 363 * being probed in the normal fasion, thus we can finish setting 364 * up this ite now that the system is more functional. 365 */ 366 void 367 ite_cnfinish(struct ite_softc *ip) 368 { 369 static int done; 370 371 if (done) 372 return; 373 done = 1; 374 } 375 376 int 377 itecngetc(dev_t dev) 378 { 379 int c; 380 381 /* XXX this should be moved */ 382 kbdenable(); 383 do { 384 c = kbdgetcn(); 385 c = ite_cnfilter(c, ITEFILT_CONSOLE); 386 } while (c == -1); 387 return (c); 388 } 389 390 void 391 itecnputc(dev_t dev, int c) 392 { 393 static int paniced; 394 struct ite_softc *ip; 395 char ch; 396 397 ip = getitesp(dev); 398 ch = c; 399 400 if (panicstr && !paniced && 401 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 402 ite_on(dev, 3); 403 paniced = 1; 404 } 405 iteputchar(ch, ip); 406 } 407 408 void 409 itecnpollc(dev_t dev, int on) 410 { 411 } 412 413 /* 414 * standard entry points to the device. 415 */ 416 417 /* 418 * iteinit() is the standard entry point for initialization of 419 * an ite device, it is also called from ite_cninit(). 420 * 421 */ 422 void 423 iteinit(dev_t dev) 424 { 425 struct ite_softc *ip; 426 static int kbdmap_loaded = 0; 427 428 ip = getitesp(dev); 429 if (ip->flags & ITE_INITED) 430 return; 431 if (kbdmap_loaded == 0) { 432 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 433 kbdmap_loaded = 1; 434 } 435 436 callout_init(&repeat_ch, 0); 437 438 ip->cursorx = 0; 439 ip->cursory = 0; 440 SUBR_INIT(ip); 441 SUBR_CURSOR(ip, DRAW_CURSOR); 442 if (ip->tabs == NULL) 443 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 444 ite_reset(ip); 445 ip->flags |= ITE_INITED; 446 } 447 448 int 449 iteopen(dev_t dev, int mode, int devtype, struct lwp *l) 450 { 451 struct ite_softc *ip; 452 struct tty *tp; 453 int error, first, unit; 454 455 unit = ITEUNIT(dev); 456 first = 0; 457 458 if (unit >= ite_cd.cd_ndevs) 459 return ENXIO; 460 ip = getitesp(dev); 461 if (ip == NULL) 462 return ENXIO; 463 if ((ip->flags & ITE_ATTACHED) == 0) 464 return ENXIO; 465 466 if (ip->tp == NULL) { 467 tp = ip->tp = ttymalloc(); 468 tty_attach(tp); 469 } else 470 tp = ip->tp; 471 472 if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) 473 return (EBUSY); 474 475 if ((ip->flags & ITE_ACTIVE) == 0) { 476 ite_on(dev, 0); 477 first = 1; 478 } 479 tp->t_oproc = itestart; 480 tp->t_param = ite_param; 481 tp->t_dev = dev; 482 if ((tp->t_state & TS_ISOPEN) == 0 && tp->t_wopen == 0) { 483 ttychars(tp); 484 tp->t_iflag = TTYDEF_IFLAG; 485 tp->t_oflag = TTYDEF_OFLAG; 486 tp->t_cflag = TTYDEF_CFLAG; 487 tp->t_lflag = TTYDEF_LFLAG; 488 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 489 tp->t_state = TS_CARR_ON; 490 ttsetwater(tp); 491 } 492 error = ttyopen(tp, 0, mode & O_NONBLOCK); 493 if (error) 494 goto bad; 495 496 error = tp->t_linesw->l_open(dev, tp); 497 if (error) 498 goto bad; 499 500 tp->t_winsize.ws_row = ip->rows; 501 tp->t_winsize.ws_col = ip->cols; 502 kbdenable(); 503 return (0); 504 bad: 505 if (first) 506 ite_off(dev, 0); 507 return (error); 508 } 509 510 int 511 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 512 { 513 struct tty *tp; 514 515 tp = getitesp(dev)->tp; 516 517 KDASSERT(tp); 518 tp->t_linesw->l_close(tp, flag); 519 ttyclose(tp); 520 ite_off(dev, 0); 521 return (0); 522 } 523 524 int 525 iteread(dev_t dev, struct uio *uio, int flag) 526 { 527 struct tty *tp; 528 529 tp = getitesp(dev)->tp; 530 531 KDASSERT(tp); 532 return tp->t_linesw->l_read(tp, uio, flag); 533 } 534 535 int 536 itewrite(dev_t dev, struct uio *uio, int flag) 537 { 538 struct tty *tp; 539 540 tp = getitesp(dev)->tp; 541 542 KDASSERT(tp); 543 return tp->t_linesw->l_write(tp, uio, flag); 544 } 545 546 int 547 itepoll(dev_t dev, int events, struct lwp *l) 548 { 549 struct tty *tp; 550 551 tp = getitesp(dev)->tp; 552 553 KDASSERT(tp); 554 return ((*tp->t_linesw->l_poll)(tp, events, l)); 555 } 556 557 struct tty * 558 itetty(dev_t dev) 559 { 560 return (getitesp(dev)->tp); 561 } 562 563 int 564 iteioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 565 { 566 struct iterepeat *irp; 567 struct ite_softc *ip; 568 struct itebell *ib; 569 struct tty *tp; 570 int error; 571 572 ip = getitesp(dev); 573 tp = ip->tp; 574 575 KDASSERT(tp); 576 577 error = tp->t_linesw->l_ioctl(tp, cmd, addr, flag, l); 578 if (error != EPASSTHROUGH) 579 return (error); 580 error = ttioctl(tp, cmd, addr, flag, l); 581 if (error != EPASSTHROUGH) 582 return (error); 583 584 switch (cmd) { 585 case ITEIOCGBELL: 586 ib = (struct itebell *)addr; 587 ib->volume = bvolume; 588 ib->pitch = bpitch; 589 ib->msec = bmsec; 590 return (0); 591 case ITEIOCSBELL: 592 ib = (struct itebell *)addr; 593 594 if (ib->pitch > MAXBPITCH || ib->pitch < MINBPITCH || 595 ib->volume > MAXBVOLUME || ib->msec > MAXBTIME) 596 return (EINVAL); 597 bvolume = ib->volume; 598 bpitch = ib->pitch; 599 bmsec = ib->msec; 600 return (0); 601 case ITEIOCSKMAP: 602 if (addr == 0) 603 return(EFAULT); 604 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 605 return(0); 606 case ITEIOCGKMAP: 607 if (addr == NULL) 608 return(EFAULT); 609 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 610 return(0); 611 case ITEIOCGREPT: 612 irp = (struct iterepeat *)addr; 613 irp->start = start_repeat_timeo; 614 irp->next = next_repeat_timeo; 615 return (0); 616 case ITEIOCSREPT: 617 irp = (struct iterepeat *)addr; 618 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 619 return(EINVAL); 620 start_repeat_timeo = irp->start; 621 next_repeat_timeo = irp->next; 622 return(0); 623 } 624 #if NGRFCC > 0 625 /* XXX */ 626 if (minor(dev) == 0) { 627 error = ite_grf_ioctl(ip, cmd, addr, flag, l); 628 if (error >= 0) 629 return (error); 630 } 631 #endif 632 return (EPASSTHROUGH); 633 } 634 635 void 636 itestart(struct tty *tp) 637 { 638 struct clist *rbp; 639 struct ite_softc *ip; 640 u_char buf[ITEBURST]; 641 int s, len; 642 643 ip = getitesp(tp->t_dev); 644 645 KDASSERT(tp); 646 647 s = spltty(); { 648 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 649 goto out; 650 651 tp->t_state |= TS_BUSY; 652 rbp = &tp->t_outq; 653 654 len = q_to_b(rbp, buf, ITEBURST); 655 } splx(s); 656 657 /* Here is a really good place to implement pre/jumpscroll() */ 658 ite_putstr(buf, len, tp->t_dev); 659 660 s = spltty(); { 661 tp->t_state &= ~TS_BUSY; 662 /* we have characters remaining. */ 663 if (ttypull(tp)) { 664 tp->t_state |= TS_TIMEOUT; 665 callout_schedule(&tp->t_rstrt_ch, 1); 666 } 667 } 668 out: 669 splx(s); 670 } 671 672 void 673 ite_on(dev_t dev, int flag) 674 { 675 struct ite_softc *ip; 676 int unit; 677 678 unit = ITEUNIT(dev); 679 ip = getitesp(dev); 680 681 /* force ite active, overriding graphics mode */ 682 if (flag & 1) { 683 ip->flags |= ITE_ACTIVE; 684 ip->flags &= ~(ITE_INGRF | ITE_INITED); 685 } 686 /* leave graphics mode */ 687 if (flag & 2) { 688 ip->flags &= ~ITE_INGRF; 689 if ((ip->flags & ITE_ACTIVE) == 0) 690 return; 691 } 692 ip->flags |= ITE_ACTIVE; 693 if (ip->flags & ITE_INGRF) 694 return; 695 iteinit(dev); 696 } 697 698 void 699 ite_off(dev_t dev, int flag) 700 { 701 struct ite_softc *ip; 702 703 ip = getitesp(dev); 704 if (flag & 2) 705 ip->flags |= ITE_INGRF; 706 if ((ip->flags & ITE_ACTIVE) == 0) 707 return; 708 if ((flag & 1) || 709 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 710 SUBR_DEINIT(ip); 711 /* XXX hmm grfon() I think wants this to go inactive. */ 712 if ((flag & 2) == 0) 713 ip->flags &= ~ITE_ACTIVE; 714 } 715 716 /* XXX called after changes made in underlying grf layer. */ 717 /* I want to nuke this */ 718 void 719 ite_reinit(dev_t dev) 720 { 721 struct ite_softc *ip; 722 723 ip = getitesp(dev); 724 ip->flags &= ~ITE_INITED; 725 iteinit(dev); 726 } 727 728 int 729 ite_param(struct tty *tp, struct termios *t) 730 { 731 tp->t_ispeed = t->c_ispeed; 732 tp->t_ospeed = t->c_ospeed; 733 tp->t_cflag = t->c_cflag; 734 return (0); 735 } 736 737 void 738 ite_reset(struct ite_softc *ip) 739 { 740 int i; 741 742 ip->curx = 0; 743 ip->cury = 0; 744 ip->attribute = ATTR_NOR; 745 ip->save_curx = 0; 746 ip->save_cury = 0; 747 ip->save_attribute = ATTR_NOR; 748 ip->ap = ip->argbuf; 749 ip->emul_level = 0; 750 ip->eightbit_C1 = 0; 751 ip->top_margin = 0; 752 ip->bottom_margin = ip->rows - 1; 753 ip->inside_margins = 0; 754 ip->linefeed_newline = 0; 755 ip->auto_wrap = ite_default_wrap; 756 ip->cursor_appmode = 0; 757 ip->keypad_appmode = 0; 758 ip->imode = 0; 759 ip->key_repeat = 1; 760 bzero(ip->tabs, ip->cols); 761 for (i = 0; i < ip->cols; i++) 762 ip->tabs[i] = ((i & 7) == 0); 763 } 764 765 /* 766 * has to be global because of the shared filters. 767 */ 768 static u_char key_mod; 769 static u_char last_dead; 770 771 /* Used in console at startup only */ 772 int 773 ite_cnfilter(u_char c, enum caller caller) 774 { 775 struct key key; 776 u_char code, up, mask; 777 int s, i; 778 779 up = c & 0x80 ? 1 : 0; 780 c &= 0x7f; 781 code = 0; 782 783 s = spltty(); 784 785 i = (int)c - KBD_LEFT_SHIFT; 786 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 787 mask = 1 << i; 788 if (up) 789 key_mod &= ~mask; 790 else 791 key_mod |= mask; 792 splx(s); 793 return -1; 794 } 795 796 if (up) { 797 splx(s); 798 return -1; 799 } 800 801 /* translate modifiers */ 802 if (key_mod & KBD_MOD_SHIFT) { 803 if (key_mod & KBD_MOD_ALT) 804 key = kbdmap.alt_shift_keys[c]; 805 else 806 key = kbdmap.shift_keys[c]; 807 } else if (key_mod & KBD_MOD_ALT) 808 key = kbdmap.alt_keys[c]; 809 else { 810 key = kbdmap.keys[c]; 811 /* if CAPS and key is CAPable (no pun intended) */ 812 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 813 key = kbdmap.shift_keys[c]; 814 } 815 code = key.code; 816 817 /* if string return */ 818 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 819 splx(s); 820 return -1; 821 } 822 /* handle dead keys */ 823 if (key.mode & KBD_MODE_DEAD) { 824 /* if entered twice, send accent itself */ 825 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 826 last_dead = 0; 827 else { 828 last_dead = key.mode & KBD_MODE_ACCMASK; 829 splx(s); 830 return -1; 831 } 832 } 833 if (last_dead) { 834 /* can't apply dead flag to string-keys */ 835 if (code >= '@' && code < 0x7f) 836 code = 837 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 838 last_dead = 0; 839 } 840 if (key_mod & KBD_MOD_CTRL) 841 code &= 0x1f; 842 if (key_mod & KBD_MOD_META) 843 code |= 0x80; 844 845 /* do console mapping. */ 846 code = code == '\r' ? '\n' : code; 847 848 splx(s); 849 return (code); 850 } 851 852 /* And now the old stuff. */ 853 854 /* these are used to implement repeating keys.. */ 855 static u_char last_char; 856 static u_char tout_pending; 857 858 /*ARGSUSED*/ 859 static void 860 repeat_handler(void *arg) 861 { 862 tout_pending = 0; 863 if (last_char) 864 ite_filter(last_char, ITEFILT_REPEATER); 865 } 866 867 void 868 ite_filter(u_char c, enum caller caller) 869 { 870 struct tty *kbd_tty; 871 u_char code, *str, up, mask; 872 struct key key; 873 int s, i; 874 875 if (kbd_ite == NULL || kbd_ite->tp == NULL) 876 return; 877 878 kbd_tty = kbd_ite->tp; 879 880 /* have to make sure we're at spltty in here */ 881 s = spltty(); 882 883 /* 884 * keyboard interrupts come at priority 2, while softint 885 * generated keyboard-repeat interrupts come at level 1. So, 886 * to not allow a key-up event to get thru before a repeat for 887 * the key-down, we remove any outstanding callout requests.. 888 rem_sicallback(ite_sifilter); 889 */ 890 891 up = c & 0x80 ? 1 : 0; 892 c &= 0x7f; 893 code = 0; 894 895 i = (int)c - KBD_LEFT_SHIFT; 896 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 897 mask = 1 << i; 898 if (up) 899 key_mod &= ~mask; 900 else 901 key_mod |= mask; 902 splx(s); 903 return; 904 } 905 /* stop repeating on up event */ 906 if (up) { 907 if (tout_pending) { 908 callout_stop(&repeat_ch); 909 tout_pending = 0; 910 last_char = 0; 911 } 912 splx(s); 913 return; 914 } else if (tout_pending && last_char != c) { 915 /* different character, stop also */ 916 callout_stop(&repeat_ch); 917 tout_pending = 0; 918 last_char = 0; 919 } 920 /* Safety button, switch back to ascii keymap. */ 921 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 922 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 923 924 splx(s); 925 return; 926 #ifdef DDB 927 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 928 Debugger(); 929 splx(s); 930 return; 931 #endif 932 } 933 /* translate modifiers */ 934 if (key_mod & KBD_MOD_SHIFT) { 935 if (key_mod & KBD_MOD_ALT) 936 key = kbdmap.alt_shift_keys[c]; 937 else 938 key = kbdmap.shift_keys[c]; 939 } else if (key_mod & KBD_MOD_ALT) 940 key = kbdmap.alt_keys[c]; 941 else { 942 key = kbdmap.keys[c]; 943 /* if CAPS and key is CAPable (no pun intended) */ 944 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 945 key = kbdmap.shift_keys[c]; 946 } 947 code = key.code; 948 949 /* 950 * arrange to repeat the keystroke. By doing this at the level 951 * of scan-codes, we can have function keys, and keys that 952 * send strings, repeat too. This also entitles an additional 953 * overhead, since we have to do the conversion each time, but 954 * I guess that's ok. 955 */ 956 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 957 tout_pending = 1; 958 last_char = c; 959 callout_reset(&repeat_ch, 960 start_repeat_timeo * hz / 100, repeat_handler, NULL); 961 } else if (!tout_pending && caller == ITEFILT_REPEATER && 962 kbd_ite->key_repeat) { 963 tout_pending = 1; 964 last_char = c; 965 callout_reset(&repeat_ch, 966 next_repeat_timeo * hz / 100, repeat_handler, NULL); 967 } 968 /* handle dead keys */ 969 if (key.mode & KBD_MODE_DEAD) { 970 /* if entered twice, send accent itself */ 971 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 972 last_dead = 0; 973 else { 974 last_dead = key.mode & KBD_MODE_ACCMASK; 975 splx(s); 976 return; 977 } 978 } 979 if (last_dead) { 980 /* can't apply dead flag to string-keys */ 981 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 982 code < 0x7f) 983 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 984 last_dead = 0; 985 } 986 /* if not string, apply META and CTRL modifiers */ 987 if (!(key.mode & KBD_MODE_STRING) 988 && (!(key.mode & KBD_MODE_KPAD) || 989 (kbd_ite && !kbd_ite->keypad_appmode))) { 990 if (key_mod & KBD_MOD_CTRL) 991 code &= 0x1f; 992 if (key_mod & KBD_MOD_META) 993 code |= 0x80; 994 } else if ((key.mode & KBD_MODE_KPAD) && 995 (kbd_ite && kbd_ite->keypad_appmode)) { 996 static char in[] = { 997 0x0f /* 0 */, 0x1d /* 1 */, 0x1e /* 2 */, 0x1f /* 3 */, 998 0x2d /* 4 */, 0x2e /* 5 */, 0x2f /* 6 */, 0x3d /* 7 */, 999 0x3e /* 8 */, 0x3f /* 9 */, 0x4a /* - */, 0x5e /* + */, 1000 0x3c /* . */, 0x43 /* e */, 0x5a /* ( */, 0x5b /* ) */, 1001 0x5c /* / */, 0x5d /* * */ 1002 }; 1003 static const char *out = "pqrstuvwxymlnMPQRS"; 1004 char *cp = strchr(in, c); 1005 1006 /* 1007 * keypad-appmode sends SS3 followed by the above 1008 * translated character 1009 */ 1010 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1011 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1012 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1013 splx(s); 1014 return; 1015 } else { 1016 /* *NO* I don't like this.... */ 1017 static u_char app_cursor[] = 1018 { 1019 3, 27, 'O', 'A', 1020 3, 27, 'O', 'B', 1021 3, 27, 'O', 'C', 1022 3, 27, 'O', 'D'}; 1023 1024 str = kbdmap.strings + code; 1025 /* 1026 * if this is a cursor key, AND it has the default 1027 * keymap setting, AND we're in app-cursor mode, switch 1028 * to the above table. This is *nasty* ! 1029 */ 1030 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 1031 && !bcmp(str, "\x03\x1b[", 3) && 1032 strchr("ABCD", str[3])) 1033 str = app_cursor + 4 * (str[3] - 'A'); 1034 1035 /* 1036 * using a length-byte instead of 0-termination allows 1037 * to embed \0 into strings, although this is not used 1038 * in the default keymap 1039 */ 1040 for (i = *str++; i; i--) 1041 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1042 splx(s); 1043 return; 1044 } 1045 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1046 1047 splx(s); 1048 return; 1049 } 1050 1051 /* helper functions, makes the code below more readable */ 1052 inline static void 1053 ite_sendstr(const char *str) 1054 { 1055 struct tty *kbd_tty; 1056 1057 kbd_tty = kbd_ite->tp; 1058 KDASSERT(kbd_tty); 1059 while (*str) 1060 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1061 } 1062 1063 static void 1064 alignment_display(struct ite_softc *ip) 1065 { 1066 int i, j; 1067 1068 for (j = 0; j < ip->rows; j++) 1069 for (i = 0; i < ip->cols; i++) 1070 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1071 attrclr(ip, 0, 0, ip->rows, ip->cols); 1072 SUBR_CURSOR(ip, DRAW_CURSOR); 1073 } 1074 1075 inline static void 1076 snap_cury(struct ite_softc *ip) 1077 { 1078 if (ip->inside_margins) 1079 { 1080 if (ip->cury < ip->top_margin) 1081 ip->cury = ip->top_margin; 1082 if (ip->cury > ip->bottom_margin) 1083 ip->cury = ip->bottom_margin; 1084 } 1085 } 1086 1087 inline static void 1088 ite_dnchar(struct ite_softc *ip, int n) 1089 { 1090 n = min(n, ip->cols - ip->curx); 1091 if (n < ip->cols - ip->curx) 1092 { 1093 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1094 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1095 1, ip->cols - ip->curx - n); 1096 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1097 } 1098 while (n-- > 0) 1099 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1100 SUBR_CURSOR(ip, DRAW_CURSOR); 1101 } 1102 1103 inline static void 1104 ite_inchar(struct ite_softc *ip, int n) 1105 { 1106 n = min(n, ip->cols - ip->curx); 1107 if (n < ip->cols - ip->curx) 1108 { 1109 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1110 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1111 1, ip->cols - ip->curx - n); 1112 attrclr(ip, ip->cury, ip->curx, 1, n); 1113 } 1114 while (n--) 1115 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1116 SUBR_CURSOR(ip, DRAW_CURSOR); 1117 } 1118 1119 inline static void 1120 ite_clrtoeol(struct ite_softc *ip) 1121 { 1122 int y = ip->cury, x = ip->curx; 1123 if (ip->cols - x > 0) 1124 { 1125 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1126 attrclr(ip, y, x, 1, ip->cols - x); 1127 SUBR_CURSOR(ip, DRAW_CURSOR); 1128 } 1129 } 1130 1131 inline static void 1132 ite_clrtobol(struct ite_softc *ip) 1133 { 1134 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1135 SUBR_CLEAR(ip, y, 0, 1, x); 1136 attrclr(ip, y, 0, 1, x); 1137 SUBR_CURSOR(ip, DRAW_CURSOR); 1138 } 1139 1140 inline static void 1141 ite_clrline(struct ite_softc *ip) 1142 { 1143 int y = ip->cury; 1144 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1145 attrclr(ip, y, 0, 1, ip->cols); 1146 SUBR_CURSOR(ip, DRAW_CURSOR); 1147 } 1148 1149 1150 1151 inline static void 1152 ite_clrtoeos(struct ite_softc *ip) 1153 { 1154 ite_clrtoeol(ip); 1155 if (ip->cury < ip->rows - 1) 1156 { 1157 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1158 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1159 SUBR_CURSOR(ip, DRAW_CURSOR); 1160 } 1161 } 1162 1163 inline static void 1164 ite_clrtobos(struct ite_softc *ip) 1165 { 1166 ite_clrtobol(ip); 1167 if (ip->cury > 0) 1168 { 1169 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1170 attrclr(ip, 0, 0, ip->cury, ip->cols); 1171 SUBR_CURSOR(ip, DRAW_CURSOR); 1172 } 1173 } 1174 1175 inline static void 1176 ite_clrscreen(struct ite_softc *ip) 1177 { 1178 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1179 attrclr(ip, 0, 0, ip->rows, ip->cols); 1180 SUBR_CURSOR(ip, DRAW_CURSOR); 1181 } 1182 1183 1184 1185 inline static void 1186 ite_dnline(struct ite_softc *ip, int n) 1187 { 1188 /* interesting.. if the cursor is outside the scrolling 1189 region, this command is simply ignored.. */ 1190 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1191 return; 1192 1193 n = min(n, ip->bottom_margin + 1 - ip->cury); 1194 if (n <= ip->bottom_margin - ip->cury) 1195 { 1196 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1197 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1198 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1199 } 1200 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1201 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1202 SUBR_CURSOR(ip, DRAW_CURSOR); 1203 } 1204 1205 inline static void 1206 ite_inline(struct ite_softc *ip, int n) 1207 { 1208 /* interesting.. if the cursor is outside the scrolling 1209 region, this command is simply ignored.. */ 1210 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1211 return; 1212 1213 n = min(n, ip->bottom_margin + 1 - ip->cury); 1214 if (n <= ip->bottom_margin - ip->cury) 1215 { 1216 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1217 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1218 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1219 } 1220 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1221 attrclr(ip, ip->cury, 0, n, ip->cols); 1222 SUBR_CURSOR(ip, DRAW_CURSOR); 1223 } 1224 1225 inline static void 1226 ite_lf(struct ite_softc *ip) 1227 { 1228 ++ip->cury; 1229 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1230 { 1231 ip->cury--; 1232 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1233 ite_clrline(ip); 1234 } 1235 SUBR_CURSOR(ip, MOVE_CURSOR); 1236 clr_attr(ip, ATTR_INV); 1237 } 1238 1239 inline static void 1240 ite_crlf(struct ite_softc *ip) 1241 { 1242 ip->curx = 0; 1243 ite_lf (ip); 1244 } 1245 1246 inline static void 1247 ite_cr(struct ite_softc *ip) 1248 { 1249 if (ip->curx) 1250 { 1251 ip->curx = 0; 1252 SUBR_CURSOR(ip, MOVE_CURSOR); 1253 } 1254 } 1255 1256 inline static void 1257 ite_rlf(struct ite_softc *ip) 1258 { 1259 ip->cury--; 1260 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1261 { 1262 ip->cury++; 1263 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1264 ite_clrline(ip); 1265 } 1266 SUBR_CURSOR(ip, MOVE_CURSOR); 1267 clr_attr(ip, ATTR_INV); 1268 } 1269 1270 inline static int 1271 atoi(const char *cp) 1272 { 1273 int n; 1274 1275 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1276 n = n * 10 + *cp - '0'; 1277 1278 return n; 1279 } 1280 1281 inline static int 1282 ite_argnum(struct ite_softc *ip) 1283 { 1284 char ch; 1285 int n; 1286 1287 /* convert argument string into number */ 1288 if (ip->ap == ip->argbuf) 1289 return 1; 1290 ch = *ip->ap; 1291 *ip->ap = 0; 1292 n = atoi (ip->argbuf); 1293 *ip->ap = ch; 1294 1295 return n; 1296 } 1297 1298 inline static int 1299 ite_zargnum(struct ite_softc *ip) 1300 { 1301 char ch; 1302 int n; 1303 1304 /* convert argument string into number */ 1305 if (ip->ap == ip->argbuf) 1306 return 0; 1307 ch = *ip->ap; 1308 *ip->ap = 0; 1309 n = atoi (ip->argbuf); 1310 *ip->ap = ch; 1311 1312 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1313 } 1314 1315 void 1316 ite_putstr(const char *s, int len, dev_t dev) 1317 { 1318 struct ite_softc *ip; 1319 int i; 1320 1321 ip = getitesp(dev); 1322 1323 /* XXX avoid problems */ 1324 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1325 return; 1326 1327 SUBR_CURSOR(ip, START_CURSOROPT); 1328 for (i = 0; i < len; i++) 1329 if (s[i]) 1330 iteputchar(s[i], ip); 1331 SUBR_CURSOR(ip, END_CURSOROPT); 1332 } 1333 1334 static void 1335 iteprecheckwrap(struct ite_softc *ip) 1336 { 1337 if (ip->auto_wrap && ip->curx == ip->cols) { 1338 ip->curx = 0; 1339 clr_attr(ip, ATTR_INV); 1340 if (++ip->cury >= ip->bottom_margin + 1) { 1341 ip->cury = ip->bottom_margin; 1342 SUBR_CURSOR(ip, MOVE_CURSOR); 1343 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1344 ite_clrtoeol(ip); 1345 } else 1346 SUBR_CURSOR(ip, MOVE_CURSOR); 1347 } 1348 } 1349 1350 static void 1351 itecheckwrap(struct ite_softc *ip) 1352 { 1353 #if 0 1354 if (++ip->curx == ip->cols) { 1355 if (ip->auto_wrap) { 1356 ip->curx = 0; 1357 clr_attr(ip, ATTR_INV); 1358 if (++ip->cury >= ip->bottom_margin + 1) { 1359 ip->cury = ip->bottom_margin; 1360 SUBR_CURSOR(ip, MOVE_CURSOR); 1361 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1362 ite_clrtoeol(ip); 1363 return; 1364 } 1365 } else 1366 /* stay there if no autowrap.. */ 1367 ip->curx--; 1368 } 1369 #else 1370 if (ip->curx < ip->cols) { 1371 ip->curx++; 1372 SUBR_CURSOR(ip, MOVE_CURSOR); 1373 } 1374 #endif 1375 } 1376 1377 void 1378 iteputchar(register int c, struct ite_softc *ip) 1379 { 1380 struct tty *kbd_tty; 1381 int n, x, y; 1382 char *cp; 1383 1384 if (kbd_ite == NULL) 1385 kbd_tty = NULL; 1386 else 1387 kbd_tty = kbd_ite->tp; 1388 1389 if (ip->escape) { 1390 switch (ip->escape) { 1391 case ESC: 1392 switch (c) { 1393 /* 1394 * first 7bit equivalents for the 1395 * 8bit control characters 1396 */ 1397 case 'D': 1398 c = IND; 1399 ip->escape = 0; 1400 break; 1401 /* 1402 * and fall into the next 1403 * switch below (same for all `break') 1404 */ 1405 case 'E': 1406 c = NEL; 1407 ip->escape = 0; 1408 break; 1409 case 'H': 1410 c = HTS; 1411 ip->escape = 0; 1412 break; 1413 case 'M': 1414 c = RI; 1415 ip->escape = 0; 1416 break; 1417 case 'N': 1418 c = SS2; 1419 ip->escape = 0; 1420 break; 1421 case 'O': 1422 c = SS3; 1423 ip->escape = 0; 1424 break; 1425 case 'P': 1426 c = DCS; 1427 ip->escape = 0; 1428 break; 1429 case '[': 1430 c = CSI; 1431 ip->escape = 0; 1432 break; 1433 case '\\': 1434 c = ST; 1435 ip->escape = 0; 1436 break; 1437 case ']': 1438 c = OSC; 1439 ip->escape = 0; 1440 break; 1441 case '^': 1442 c = PM; 1443 ip->escape = 0; 1444 break; 1445 case '_': 1446 c = APC; 1447 ip->escape = 0; 1448 break; 1449 /* introduces 7/8bit control */ 1450 case ' ': 1451 /* can be followed by either F or G */ 1452 ip->escape = ' '; 1453 break; 1454 /* 1455 * a lot of character set selections, not yet 1456 * used... 94-character sets: 1457 */ 1458 case '(': /* G0 */ 1459 case ')': /* G1 */ 1460 ip->escape = c; 1461 return; 1462 case '*': /* G2 */ 1463 case '+': /* G3 */ 1464 case 'B': /* ASCII */ 1465 case 'A': /* ISO latin 1 */ 1466 case '<': /* user preferred suplemental */ 1467 case '0': /* dec special graphics */ 1468 /* 1469 * 96-character sets: 1470 */ 1471 case '-': /* G1 */ 1472 case '.': /* G2 */ 1473 case '/': /* G3 */ 1474 /* 1475 * national character sets: 1476 */ 1477 case '4': /* dutch */ 1478 case '5': 1479 case 'C': /* finnish */ 1480 case 'R': /* french */ 1481 case 'Q': /* french canadian */ 1482 case 'K': /* german */ 1483 case 'Y': /* italian */ 1484 case '6': /* norwegian/danish */ 1485 /* 1486 * note: %5 and %6 are not supported (two 1487 * chars..) 1488 */ 1489 ip->escape = 0; 1490 /* just ignore for now */ 1491 return; 1492 /* 1493 * locking shift modes (as you might guess, not 1494 * yet supported..) 1495 */ 1496 case '`': 1497 ip->GR = ip->G1; 1498 ip->escape = 0; 1499 return; 1500 case 'n': 1501 ip->GL = ip->G2; 1502 ip->escape = 0; 1503 return; 1504 case '}': 1505 ip->GR = ip->G2; 1506 ip->escape = 0; 1507 return; 1508 case 'o': 1509 ip->GL = ip->G3; 1510 ip->escape = 0; 1511 return; 1512 case '|': 1513 ip->GR = ip->G3; 1514 ip->escape = 0; 1515 return; 1516 case '#': 1517 /* font width/height control */ 1518 ip->escape = '#'; 1519 return; 1520 case 'c': 1521 /* hard terminal reset .. */ 1522 ite_reset(ip); 1523 SUBR_CURSOR(ip, MOVE_CURSOR); 1524 ip->escape = 0; 1525 return; 1526 case '7': 1527 ip->save_curx = ip->curx; 1528 ip->save_cury = ip->cury; 1529 ip->save_attribute = ip->attribute; 1530 ip->escape = 0; 1531 return; 1532 case '8': 1533 ip->curx = ip->save_curx; 1534 ip->cury = ip->save_cury; 1535 ip->attribute = ip->save_attribute; 1536 SUBR_CURSOR(ip, MOVE_CURSOR); 1537 ip->escape = 0; 1538 return; 1539 case '=': 1540 ip->keypad_appmode = 1; 1541 ip->escape = 0; 1542 return; 1543 case '>': 1544 ip->keypad_appmode = 0; 1545 ip->escape = 0; 1546 return; 1547 case 'Z': /* request ID */ 1548 /* XXX not clean */ 1549 if (ip->emul_level == EMUL_VT100) 1550 ite_sendstr("\033[?61;0c"); 1551 else 1552 ite_sendstr("\033[?63;0c"); 1553 ip->escape = 0; 1554 return; 1555 default: 1556 /* 1557 * default catch all for not recognized ESC 1558 * sequences 1559 */ 1560 ip->escape = 0; 1561 return; 1562 } 1563 break; 1564 case '(': 1565 case ')': 1566 ip->escape = 0; 1567 return; 1568 case ' ': 1569 switch (c) { 1570 case 'F': 1571 ip->eightbit_C1 = 0; 1572 ip->escape = 0; 1573 return; 1574 case 'G': 1575 ip->eightbit_C1 = 1; 1576 ip->escape = 0; 1577 return; 1578 default: 1579 /* not supported */ 1580 ip->escape = 0; 1581 return; 1582 } 1583 break; 1584 case '#': 1585 switch (c) { 1586 case '5': 1587 /* single height, single width */ 1588 ip->escape = 0; 1589 return; 1590 case '6': 1591 /* double width, single height */ 1592 ip->escape = 0; 1593 return; 1594 case '3': 1595 /* top half */ 1596 ip->escape = 0; 1597 return; 1598 case '4': 1599 /* bottom half */ 1600 ip->escape = 0; 1601 return; 1602 case '8': 1603 /* screen alignment pattern... */ 1604 alignment_display(ip); 1605 ip->escape = 0; 1606 return; 1607 default: 1608 ip->escape = 0; 1609 return; 1610 } 1611 break; 1612 case CSI: 1613 /* the biggie... */ 1614 switch (c) { 1615 case '0': 1616 case '1': 1617 case '2': 1618 case '3': 1619 case '4': 1620 case '5': 1621 case '6': 1622 case '7': 1623 case '8': 1624 case '9': 1625 case ';': 1626 case '\"': 1627 case '$': 1628 case '>': 1629 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1630 *ip->ap++ = c; 1631 return; 1632 case BS: 1633 /* 1634 * you wouldn't believe such perversion is 1635 * possible? it is.. BS is allowed in between 1636 * cursor sequences (at least), according to 1637 * vttest.. 1638 */ 1639 if (--ip->curx < 0) 1640 ip->curx = 0; 1641 else 1642 SUBR_CURSOR(ip, MOVE_CURSOR); 1643 break; 1644 case 'p': 1645 *ip->ap = 0; 1646 if (!strncmp(ip->argbuf, "61\"", 3)) 1647 ip->emul_level = EMUL_VT100; 1648 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1649 || !strncmp(ip->argbuf, "62;1\"", 5)) 1650 ip->emul_level = EMUL_VT300_7; 1651 else 1652 ip->emul_level = EMUL_VT300_8; 1653 ip->escape = 0; 1654 return; 1655 case '?': 1656 *ip->ap = 0; 1657 ip->escape = '?'; 1658 ip->ap = ip->argbuf; 1659 return; 1660 case 'c': 1661 *ip->ap = 0; 1662 if (ip->argbuf[0] == '>') { 1663 ite_sendstr("\033[>24;0;0;0c"); 1664 } else 1665 switch (ite_zargnum(ip)) { 1666 case 0: 1667 /* 1668 * primary DA request, send 1669 * primary DA response 1670 */ 1671 if (ip->emul_level 1672 == EMUL_VT100) 1673 ite_sendstr( 1674 "\033[?1;1c"); 1675 else 1676 ite_sendstr( 1677 "\033[?63;1c"); 1678 break; 1679 } 1680 ip->escape = 0; 1681 return; 1682 case 'n': 1683 switch (ite_zargnum(ip)) { 1684 case 5: 1685 /* no malfunction */ 1686 ite_sendstr("\033[0n"); 1687 break; 1688 case 6: 1689 /* cursor position report */ 1690 sprintf(ip->argbuf, "\033[%d;%dR", 1691 ip->cury + 1, ip->curx + 1); 1692 ite_sendstr(ip->argbuf); 1693 break; 1694 } 1695 ip->escape = 0; 1696 return; 1697 case 'x': 1698 switch (ite_zargnum(ip)) { 1699 case 0: 1700 /* Fake some terminal parameters. */ 1701 ite_sendstr("\033[2;1;1;112;112;1;0x"); 1702 break; 1703 case 1: 1704 ite_sendstr("\033[3;1;1;112;112;1;0x"); 1705 break; 1706 } 1707 ip->escape = 0; 1708 return; 1709 case 'g': 1710 switch (ite_zargnum(ip)) { 1711 case 0: 1712 if (ip->curx < ip->cols) 1713 ip->tabs[ip->curx] = 0; 1714 break; 1715 case 3: 1716 for (n = 0; n < ip->cols; n++) 1717 ip->tabs[n] = 0; 1718 break; 1719 } 1720 ip->escape = 0; 1721 return; 1722 case 'h': 1723 case 'l': 1724 n = ite_zargnum(ip); 1725 switch (n) { 1726 case 4: 1727 /* insert/replace mode */ 1728 ip->imode = (c == 'h'); 1729 break; 1730 case 20: 1731 ip->linefeed_newline = (c == 'h'); 1732 break; 1733 } 1734 ip->escape = 0; 1735 return; 1736 case 'M': 1737 ite_dnline(ip, ite_argnum(ip)); 1738 ip->escape = 0; 1739 return; 1740 case 'L': 1741 ite_inline(ip, ite_argnum(ip)); 1742 ip->escape = 0; 1743 return; 1744 case 'P': 1745 ite_dnchar(ip, ite_argnum(ip)); 1746 ip->escape = 0; 1747 return; 1748 case '@': 1749 ite_inchar(ip, ite_argnum(ip)); 1750 ip->escape = 0; 1751 return; 1752 case 'G': 1753 /* 1754 * this one was *not* in my vt320 manual but in 1755 * a vt320 termcap entry.. who is right? It's 1756 * supposed to set the horizontal cursor 1757 * position. 1758 */ 1759 *ip->ap = 0; 1760 x = atoi(ip->argbuf); 1761 if (x) 1762 x--; 1763 ip->curx = min(x, ip->cols - 1); 1764 ip->escape = 0; 1765 SUBR_CURSOR(ip, MOVE_CURSOR); 1766 clr_attr(ip, ATTR_INV); 1767 return; 1768 case 'd': 1769 /* 1770 * same thing here, this one's for setting the 1771 * absolute vertical cursor position. Not 1772 * documented... 1773 */ 1774 *ip->ap = 0; 1775 y = atoi(ip->argbuf); 1776 if (y) 1777 y--; 1778 if (ip->inside_margins) 1779 y += ip->top_margin; 1780 ip->cury = min(y, ip->rows - 1); 1781 ip->escape = 0; 1782 snap_cury(ip); 1783 SUBR_CURSOR(ip, MOVE_CURSOR); 1784 clr_attr(ip, ATTR_INV); 1785 return; 1786 case 'H': 1787 case 'f': 1788 *ip->ap = 0; 1789 y = atoi(ip->argbuf); 1790 x = 0; 1791 cp = strchr(ip->argbuf, ';'); 1792 if (cp) 1793 x = atoi(cp + 1); 1794 if (x) 1795 x--; 1796 if (y) 1797 y--; 1798 if (ip->inside_margins) 1799 y += ip->top_margin; 1800 ip->cury = min(y, ip->rows - 1); 1801 ip->curx = min(x, ip->cols - 1); 1802 ip->escape = 0; 1803 snap_cury(ip); 1804 SUBR_CURSOR(ip, MOVE_CURSOR); 1805 clr_attr(ip, ATTR_INV); 1806 return; 1807 case 'A': 1808 n = ite_argnum(ip); 1809 n = ip->cury - (n ? n : 1); 1810 if (n < 0) 1811 n = 0; 1812 if (ip->inside_margins) 1813 n = max(ip->top_margin, n); 1814 else if (n == ip->top_margin - 1) 1815 /* 1816 * allow scrolling outside region, but 1817 * don't scroll out of active region 1818 * without explicit CUP 1819 */ 1820 n = ip->top_margin; 1821 ip->cury = n; 1822 ip->escape = 0; 1823 SUBR_CURSOR(ip, MOVE_CURSOR); 1824 clr_attr(ip, ATTR_INV); 1825 return; 1826 case 'B': 1827 n = ite_argnum(ip); 1828 n = ip->cury + (n ? n : 1); 1829 n = min(ip->rows - 1, n); 1830 if (ip->inside_margins) 1831 n = min(ip->bottom_margin, n); 1832 else if (n == ip->bottom_margin + 1) 1833 /* 1834 * allow scrolling outside region, but 1835 * don't scroll out of active region 1836 * without explicit CUP 1837 */ 1838 n = ip->bottom_margin; 1839 ip->cury = n; 1840 ip->escape = 0; 1841 SUBR_CURSOR(ip, MOVE_CURSOR); 1842 clr_attr(ip, ATTR_INV); 1843 return; 1844 case 'C': 1845 n = ite_argnum(ip); 1846 n = n ? n : 1; 1847 ip->curx = min(ip->curx + n, ip->cols - 1); 1848 ip->escape = 0; 1849 SUBR_CURSOR(ip, MOVE_CURSOR); 1850 clr_attr(ip, ATTR_INV); 1851 return; 1852 case 'D': 1853 n = ite_argnum(ip); 1854 n = n ? n : 1; 1855 n = ip->curx - n; 1856 ip->curx = n >= 0 ? n : 0; 1857 ip->escape = 0; 1858 SUBR_CURSOR(ip, MOVE_CURSOR); 1859 clr_attr(ip, ATTR_INV); 1860 return; 1861 case 'J': 1862 *ip->ap = 0; 1863 n = ite_zargnum(ip); 1864 if (n == 0) 1865 ite_clrtoeos(ip); 1866 else if (n == 1) 1867 ite_clrtobos(ip); 1868 else if (n == 2) 1869 ite_clrscreen(ip); 1870 ip->escape = 0; 1871 return; 1872 case 'K': 1873 n = ite_zargnum(ip); 1874 if (n == 0) 1875 ite_clrtoeol(ip); 1876 else if (n == 1) 1877 ite_clrtobol(ip); 1878 else if (n == 2) 1879 ite_clrline(ip); 1880 ip->escape = 0; 1881 return; 1882 case 'X': 1883 n = ite_argnum(ip) - 1; 1884 n = min(n, ip->cols - 1 - ip->curx); 1885 for (; n >= 0; n--) { 1886 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1887 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1888 } 1889 ip->escape = 0; 1890 return; 1891 case '}': 1892 case '`': 1893 /* status line control */ 1894 ip->escape = 0; 1895 return; 1896 case 'r': 1897 *ip->ap = 0; 1898 x = atoi(ip->argbuf); 1899 x = x ? x : 1; 1900 y = ip->rows; 1901 cp = strchr(ip->argbuf, ';'); 1902 if (cp) { 1903 y = atoi(cp + 1); 1904 y = y ? y : ip->rows; 1905 } 1906 if (y - x < 2) { 1907 /* 1908 * if illegal scrolling region, reset 1909 * to defaults 1910 */ 1911 x = 1; 1912 y = ip->rows; 1913 } 1914 x--; 1915 y--; 1916 ip->top_margin = min(x, ip->rows - 1); 1917 ip->bottom_margin = min(y, ip->rows - 1); 1918 if (ip->inside_margins) { 1919 ip->cury = ip->top_margin; 1920 ip->curx = 0; 1921 SUBR_CURSOR(ip, MOVE_CURSOR); 1922 } 1923 ip->escape = 0; 1924 return; 1925 case 'm': 1926 /* big attribute setter/resetter */ 1927 { char *_cp; 1928 *ip->ap = 0; 1929 /* kludge to make CSIm work (== CSI0m) */ 1930 if (ip->ap == ip->argbuf) 1931 ip->ap++; 1932 for (_cp = ip->argbuf; _cp < ip->ap;) { 1933 switch (*_cp) { 1934 case 0: 1935 case '0': 1936 clr_attr(ip, ATTR_ALL); 1937 _cp++; 1938 break; 1939 1940 case '1': 1941 set_attr(ip, ATTR_BOLD); 1942 _cp++; 1943 break; 1944 1945 case '2': 1946 switch (_cp[1]) { 1947 case '2': 1948 clr_attr(ip, ATTR_BOLD); 1949 _cp += 2; 1950 break; 1951 1952 case '4': 1953 clr_attr(ip, ATTR_UL); 1954 _cp += 2; 1955 break; 1956 1957 case '5': 1958 clr_attr(ip, ATTR_BLINK); 1959 _cp += 2; 1960 break; 1961 1962 case '7': 1963 clr_attr(ip, ATTR_INV); 1964 _cp += 2; 1965 break; 1966 1967 default: 1968 _cp++; 1969 break; 1970 } 1971 break; 1972 1973 case '4': 1974 set_attr(ip, ATTR_UL); 1975 _cp++; 1976 break; 1977 1978 case '5': 1979 set_attr(ip, ATTR_BLINK); 1980 _cp++; 1981 break; 1982 1983 case '7': 1984 set_attr(ip, ATTR_INV); 1985 _cp++; 1986 break; 1987 1988 default: 1989 _cp++; 1990 break; 1991 } 1992 } 1993 ip->escape = 0; 1994 return; } 1995 case 'u': 1996 /* DECRQTSR */ 1997 ite_sendstr("\033P\033\\"); 1998 ip->escape = 0; 1999 return; 2000 default: 2001 ip->escape = 0; 2002 return; 2003 } 2004 break; 2005 case '?': /* CSI ? */ 2006 switch (c) { 2007 case '0': 2008 case '1': 2009 case '2': 2010 case '3': 2011 case '4': 2012 case '5': 2013 case '6': 2014 case '7': 2015 case '8': 2016 case '9': 2017 case ';': 2018 case '\"': 2019 case '$': 2020 /* 2021 * Don't fill the last character; 2022 * it's needed. 2023 * XXX yeah, where ?? 2024 */ 2025 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2026 *ip->ap++ = c; 2027 return; 2028 case 'n': 2029 *ip->ap = 0; 2030 if (ip->ap == &ip->argbuf[2]) { 2031 if (!strncmp(ip->argbuf, "15", 2)) 2032 /* printer status: no printer */ 2033 ite_sendstr("\033[13n"); 2034 2035 else if (!strncmp(ip->argbuf, "25", 2)) 2036 /* udk status */ 2037 ite_sendstr("\033[20n"); 2038 2039 else if (!strncmp(ip->argbuf, "26", 2)) 2040 /* keyboard dialect: US */ 2041 ite_sendstr("\033[27;1n"); 2042 } 2043 ip->escape = 0; 2044 return; 2045 case 'h': 2046 case 'l': 2047 n = ite_zargnum(ip); 2048 switch (n) { 2049 case 1: 2050 ip->cursor_appmode = (c == 'h'); 2051 break; 2052 case 3: 2053 /* 132/80 columns (132 == 'h') */ 2054 break; 2055 case 4: /* smooth scroll */ 2056 break; 2057 case 5: 2058 /* 2059 * light background (=='h') /dark 2060 * background(=='l') 2061 */ 2062 break; 2063 case 6: /* origin mode */ 2064 ip->inside_margins = (c == 'h'); 2065 ip->curx = 0; 2066 ip->cury = ip->inside_margins ? 2067 ip->top_margin : 0; 2068 SUBR_CURSOR(ip, MOVE_CURSOR); 2069 break; 2070 case 7: /* auto wraparound */ 2071 ip->auto_wrap = (c == 'h'); 2072 break; 2073 case 8: /* keyboard repeat */ 2074 ip->key_repeat = (c == 'h'); 2075 break; 2076 case 20: /* newline mode */ 2077 ip->linefeed_newline = (c == 'h'); 2078 break; 2079 case 25: /* cursor on/off */ 2080 SUBR_CURSOR(ip, (c == 'h') ? 2081 DRAW_CURSOR : ERASE_CURSOR); 2082 break; 2083 } 2084 ip->escape = 0; 2085 return; 2086 default: 2087 ip->escape = 0; 2088 return; 2089 } 2090 break; 2091 default: 2092 ip->escape = 0; 2093 return; 2094 } 2095 } 2096 switch (c) { 2097 case VT: /* VT is treated like LF */ 2098 case FF: /* so is FF */ 2099 case LF: 2100 /* 2101 * cr->crlf distinction is done here, on output, not on input! 2102 */ 2103 if (ip->linefeed_newline) 2104 ite_crlf(ip); 2105 else 2106 ite_lf(ip); 2107 break; 2108 case CR: 2109 ite_cr(ip); 2110 break; 2111 case BS: 2112 if (--ip->curx < 0) 2113 ip->curx = 0; 2114 else 2115 SUBR_CURSOR(ip, MOVE_CURSOR); 2116 break; 2117 case HT: 2118 for (n = ip->curx + 1; n < ip->cols; n++) { 2119 if (ip->tabs[n]) { 2120 ip->curx = n; 2121 SUBR_CURSOR(ip, MOVE_CURSOR); 2122 break; 2123 } 2124 } 2125 break; 2126 case BEL: 2127 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty 2128 #ifdef DRACO 2129 && !is_draco() 2130 #endif 2131 ) 2132 ite_bell(); 2133 break; 2134 case SO: 2135 ip->GL = ip->G1; 2136 break; 2137 case SI: 2138 ip->GL = ip->G0; 2139 break; 2140 case ENQ: 2141 /* send answer-back message !! */ 2142 break; 2143 case CAN: 2144 ip->escape = 0; /* cancel any escape sequence in progress */ 2145 break; 2146 case SUB: 2147 ip->escape = 0; /* dito, but see below */ 2148 /* should also display a reverse question mark!! */ 2149 break; 2150 case ESC: 2151 ip->escape = ESC; 2152 break; 2153 /* 2154 * now it gets weird.. 8bit control sequences.. 2155 */ 2156 case IND: 2157 /* index: move cursor down, scroll */ 2158 ite_lf(ip); 2159 break; 2160 case NEL: 2161 /* next line. next line, first pos. */ 2162 ite_crlf(ip); 2163 break; 2164 case HTS: 2165 /* set horizontal tab */ 2166 if (ip->curx < ip->cols) 2167 ip->tabs[ip->curx] = 1; 2168 break; 2169 case RI: 2170 /* reverse index */ 2171 ite_rlf(ip); 2172 break; 2173 case SS2: 2174 /* go into G2 for one character */ 2175 /* not yet supported */ 2176 break; 2177 case SS3: 2178 /* go into G3 for one character */ 2179 break; 2180 case DCS: 2181 /* device control string introducer */ 2182 ip->escape = DCS; 2183 ip->ap = ip->argbuf; 2184 break; 2185 case CSI: 2186 /* control sequence introducer */ 2187 ip->escape = CSI; 2188 ip->ap = ip->argbuf; 2189 break; 2190 case ST: 2191 /* string terminator */ 2192 /* ignore, if not used as terminator */ 2193 break; 2194 case OSC: 2195 /* 2196 * introduces OS command. Ignore everything 2197 * upto ST 2198 */ 2199 ip->escape = OSC; 2200 break; 2201 case PM: 2202 /* privacy message, ignore everything upto ST */ 2203 ip->escape = PM; 2204 break; 2205 case APC: 2206 /* 2207 * application program command, ignore * everything upto ST 2208 */ 2209 ip->escape = APC; 2210 break; 2211 default: 2212 if ((c & 0x7f) < ' ' || c == DEL) 2213 break; 2214 if (ip->imode) 2215 ite_inchar(ip, 1); 2216 iteprecheckwrap(ip); 2217 #ifdef DO_WEIRD_ATTRIBUTES 2218 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2219 attrset(ip, ATTR_INV); 2220 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2221 } else 2222 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2223 #else 2224 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2225 #endif 2226 SUBR_CURSOR(ip, DRAW_CURSOR); 2227 itecheckwrap(ip); 2228 break; 2229 } 2230 } 2231 2232