| 1 | /* $NetBSD: tty_43.c,v 1.30 2014/05/22 16:31:19 dholland Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2008 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 17 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 18 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 19 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | /*- |
| 30 | * Copyright (c) 1982, 1986, 1991, 1993 |
| 31 | * The Regents of the University of California. All rights reserved. |
| 32 | * |
| 33 | * Redistribution and use in source and binary forms, with or without |
| 34 | * modification, are permitted provided that the following conditions |
| 35 | * are met: |
| 36 | * 1. Redistributions of source code must retain the above copyright |
| 37 | * notice, this list of conditions and the following disclaimer. |
| 38 | * 2. Redistributions in binary form must reproduce the above copyright |
| 39 | * notice, this list of conditions and the following disclaimer in the |
| 40 | * documentation and/or other materials provided with the distribution. |
| 41 | * 3. Neither the name of the University nor the names of its contributors |
| 42 | * may be used to endorse or promote products derived from this software |
| 43 | * without specific prior written permission. |
| 44 | * |
| 45 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 46 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 47 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 48 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 49 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 50 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 51 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 52 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 53 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 54 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 55 | * SUCH DAMAGE. |
| 56 | * |
| 57 | * @(#)tty_compat.c 8.2 (Berkeley) 1/9/95 |
| 58 | */ |
| 59 | |
| 60 | /* |
| 61 | * mapping routines for old line discipline (yuck) |
| 62 | */ |
| 63 | |
| 64 | #include <sys/cdefs.h> |
| 65 | __KERNEL_RCSID(0, "$NetBSD: tty_43.c,v 1.30 2014/05/22 16:31:19 dholland Exp $" ); |
| 66 | |
| 67 | #include <sys/param.h> |
| 68 | #include <sys/systm.h> |
| 69 | #include <sys/ioctl.h> |
| 70 | #include <sys/proc.h> |
| 71 | #include <sys/conf.h> |
| 72 | #include <sys/tty.h> |
| 73 | #include <sys/termios.h> |
| 74 | #include <sys/file.h> |
| 75 | #include <sys/kernel.h> |
| 76 | #include <sys/syslog.h> |
| 77 | #include <sys/ioctl_compat.h> |
| 78 | |
| 79 | int ttydebug = 0; |
| 80 | |
| 81 | static const struct speedtab compatspeeds[] = { |
| 82 | #define MAX_SPEED 17 |
| 83 | { 115200, 17 }, |
| 84 | { 57600, 16 }, |
| 85 | { 38400, 15 }, |
| 86 | { 19200, 14 }, |
| 87 | { 9600, 13 }, |
| 88 | { 4800, 12 }, |
| 89 | { 2400, 11 }, |
| 90 | { 1800, 10 }, |
| 91 | { 1200, 9 }, |
| 92 | { 600, 8 }, |
| 93 | { 300, 7 }, |
| 94 | { 200, 6 }, |
| 95 | { 150, 5 }, |
| 96 | { 134, 4 }, |
| 97 | { 110, 3 }, |
| 98 | { 75, 2 }, |
| 99 | { 50, 1 }, |
| 100 | { 0, 0 }, |
| 101 | { -1, -1 }, |
| 102 | }; |
| 103 | static const int compatspcodes[] = { |
| 104 | 0, 50, 75, 110, 134, 150, 200, 300, 600, 1200, |
| 105 | 1800, 2400, 4800, 9600, 19200, 38400, 57600, 115200 |
| 106 | }; |
| 107 | |
| 108 | static int ttcompatgetflags(struct tty *); |
| 109 | static void ttcompatsetflags(struct tty *, struct termios *); |
| 110 | static void ttcompatsetlflags(struct tty *, struct termios *); |
| 111 | int ttcompat(struct tty *, u_long, void *, int, struct lwp *); |
| 112 | |
| 113 | /*ARGSUSED*/ |
| 114 | int |
| 115 | ttcompat(struct tty *tp, u_long com, void *data, int flag, struct lwp *l) |
| 116 | { |
| 117 | |
| 118 | switch (com) { |
| 119 | case TIOCGETP: { |
| 120 | struct sgttyb *sg = (struct sgttyb *)data; |
| 121 | int speed; |
| 122 | |
| 123 | mutex_spin_enter(&tty_lock); |
| 124 | speed = ttspeedtab(tp->t_ospeed, compatspeeds); |
| 125 | sg->sg_ospeed = (speed == -1) ? MAX_SPEED : speed; |
| 126 | if (tp->t_ispeed == 0) |
| 127 | sg->sg_ispeed = sg->sg_ospeed; |
| 128 | else { |
| 129 | speed = ttspeedtab(tp->t_ispeed, compatspeeds); |
| 130 | sg->sg_ispeed = (speed == -1) ? MAX_SPEED : speed; |
| 131 | } |
| 132 | sg->sg_erase = tty_getctrlchar(tp, VERASE); |
| 133 | sg->sg_kill = tty_getctrlchar(tp, VKILL); |
| 134 | sg->sg_flags = ttcompatgetflags(tp); |
| 135 | mutex_spin_exit(&tty_lock); |
| 136 | break; |
| 137 | } |
| 138 | |
| 139 | case TIOCSETP: |
| 140 | case TIOCSETN: { |
| 141 | struct sgttyb *sg = (struct sgttyb *)data; |
| 142 | struct termios term; |
| 143 | int speed; |
| 144 | |
| 145 | mutex_spin_enter(&tty_lock); |
| 146 | term = tp->t_termios; |
| 147 | if ((speed = sg->sg_ispeed) > MAX_SPEED || speed < 0) |
| 148 | term.c_ispeed = speed; |
| 149 | else |
| 150 | term.c_ispeed = compatspcodes[speed]; |
| 151 | if ((speed = sg->sg_ospeed) > MAX_SPEED || speed < 0) |
| 152 | term.c_ospeed = speed; |
| 153 | else |
| 154 | term.c_ospeed = compatspcodes[speed]; |
| 155 | term.c_cc[VERASE] = sg->sg_erase; |
| 156 | term.c_cc[VKILL] = sg->sg_kill; |
| 157 | tp->t_flags = (ttcompatgetflags(tp)&0xffff0000) | (sg->sg_flags&0xffff); |
| 158 | ttcompatsetflags(tp, &term); |
| 159 | mutex_spin_exit(&tty_lock); |
| 160 | return (ttioctl(tp, com == TIOCSETP ? TIOCSETAF : TIOCSETA, |
| 161 | (void *)&term, flag, l)); |
| 162 | } |
| 163 | |
| 164 | case TIOCGETC: { |
| 165 | struct tchars *tc = (struct tchars *)data; |
| 166 | |
| 167 | tc->t_intrc = tty_getctrlchar(tp, VINTR); |
| 168 | tc->t_quitc = tty_getctrlchar(tp, VQUIT); |
| 169 | tc->t_startc = tty_getctrlchar(tp, VSTART); |
| 170 | tc->t_stopc = tty_getctrlchar(tp, VSTOP); |
| 171 | tc->t_eofc = tty_getctrlchar(tp, VEOF); |
| 172 | tc->t_brkc = tty_getctrlchar(tp, VEOL); |
| 173 | break; |
| 174 | } |
| 175 | case TIOCSETC: { |
| 176 | struct tchars *tc = (struct tchars *)data; |
| 177 | |
| 178 | tty_setctrlchar(tp, VINTR, tc->t_intrc); |
| 179 | tty_setctrlchar(tp, VQUIT, tc->t_quitc); |
| 180 | tty_setctrlchar(tp, VSTART, tc->t_startc); |
| 181 | tty_setctrlchar(tp, VSTOP, tc->t_stopc); |
| 182 | tty_setctrlchar(tp, VEOF, tc->t_eofc); |
| 183 | tty_setctrlchar(tp, VEOL, tc->t_brkc); |
| 184 | if (tc->t_brkc == (char)-1) |
| 185 | tty_setctrlchar(tp, VEOL2, _POSIX_VDISABLE); |
| 186 | break; |
| 187 | } |
| 188 | case TIOCSLTC: { |
| 189 | struct ltchars *ltc = (struct ltchars *)data; |
| 190 | |
| 191 | tty_setctrlchar(tp, VSUSP, ltc->t_suspc); |
| 192 | tty_setctrlchar(tp, VDSUSP, ltc->t_dsuspc); |
| 193 | tty_setctrlchar(tp, VREPRINT, ltc->t_rprntc); |
| 194 | tty_setctrlchar(tp, VDISCARD, ltc->t_flushc); |
| 195 | tty_setctrlchar(tp, VWERASE, ltc->t_werasc); |
| 196 | tty_setctrlchar(tp, VLNEXT, ltc->t_lnextc); |
| 197 | break; |
| 198 | } |
| 199 | case TIOCGLTC: { |
| 200 | struct ltchars *ltc = (struct ltchars *)data; |
| 201 | |
| 202 | ltc->t_suspc = tty_getctrlchar(tp, VSUSP); |
| 203 | ltc->t_dsuspc = tty_getctrlchar(tp, VDSUSP); |
| 204 | ltc->t_rprntc = tty_getctrlchar(tp, VREPRINT); |
| 205 | ltc->t_flushc = tty_getctrlchar(tp, VDISCARD); |
| 206 | ltc->t_werasc = tty_getctrlchar(tp, VWERASE); |
| 207 | ltc->t_lnextc = tty_getctrlchar(tp, VLNEXT); |
| 208 | break; |
| 209 | } |
| 210 | case TIOCLBIS: |
| 211 | case TIOCLBIC: |
| 212 | case TIOCLSET: { |
| 213 | struct termios term; |
| 214 | int flags; |
| 215 | |
| 216 | mutex_spin_enter(&tty_lock); |
| 217 | term = tp->t_termios; |
| 218 | flags = ttcompatgetflags(tp); |
| 219 | switch (com) { |
| 220 | case TIOCLSET: |
| 221 | tp->t_flags = (flags&0xffff) | (*(int *)data<<16); |
| 222 | break; |
| 223 | case TIOCLBIS: |
| 224 | tp->t_flags = flags | (*(int *)data<<16); |
| 225 | break; |
| 226 | case TIOCLBIC: |
| 227 | tp->t_flags = flags & ~(*(int *)data<<16); |
| 228 | break; |
| 229 | } |
| 230 | ttcompatsetlflags(tp, &term); |
| 231 | mutex_spin_exit(&tty_lock); |
| 232 | return (ttioctl(tp, TIOCSETA, (void *)&term, flag, l)); |
| 233 | } |
| 234 | case TIOCLGET: |
| 235 | mutex_spin_enter(&tty_lock); |
| 236 | *(int *)data = ttcompatgetflags(tp)>>16; |
| 237 | mutex_spin_exit(&tty_lock); |
| 238 | if (ttydebug) |
| 239 | printf("CLGET: returning %x\n" , *(int *)data); |
| 240 | break; |
| 241 | |
| 242 | case OTIOCGETD: |
| 243 | mutex_spin_enter(&tty_lock); |
| 244 | *(int *)data = (tp->t_linesw == NULL) ? |
| 245 | 2 /* XXX old NTTYDISC */ : tp->t_linesw->l_no; |
| 246 | mutex_spin_exit(&tty_lock); |
| 247 | break; |
| 248 | |
| 249 | case OTIOCSETD: { |
| 250 | int ldisczero = 0; |
| 251 | |
| 252 | return (ttioctl(tp, TIOCSETD, |
| 253 | *(int *)data == 2 ? (void *)&ldisczero : data, flag, |
| 254 | l)); |
| 255 | } |
| 256 | |
| 257 | case OTIOCCONS: |
| 258 | *(int *)data = 1; |
| 259 | return (ttioctl(tp, TIOCCONS, data, flag, l)); |
| 260 | |
| 261 | case TIOCHPCL: |
| 262 | mutex_spin_enter(&tty_lock); |
| 263 | SET(tp->t_cflag, HUPCL); |
| 264 | mutex_spin_exit(&tty_lock); |
| 265 | break; |
| 266 | |
| 267 | case TIOCGSID: |
| 268 | mutex_enter(proc_lock); |
| 269 | if (tp->t_session == NULL) { |
| 270 | mutex_exit(proc_lock); |
| 271 | return ENOTTY; |
| 272 | } |
| 273 | if (tp->t_session->s_leader == NULL) { |
| 274 | mutex_exit(proc_lock); |
| 275 | return ENOTTY; |
| 276 | } |
| 277 | *(int *) data = tp->t_session->s_leader->p_pid; |
| 278 | mutex_exit(proc_lock); |
| 279 | break; |
| 280 | |
| 281 | default: |
| 282 | return (EPASSTHROUGH); |
| 283 | } |
| 284 | return (0); |
| 285 | } |
| 286 | |
| 287 | static int |
| 288 | ttcompatgetflags(struct tty *tp) |
| 289 | { |
| 290 | tcflag_t iflag = tp->t_iflag; |
| 291 | tcflag_t lflag = tp->t_lflag; |
| 292 | tcflag_t oflag = tp->t_oflag; |
| 293 | tcflag_t cflag = tp->t_cflag; |
| 294 | int flags = 0; |
| 295 | |
| 296 | KASSERT(mutex_owned(&tty_lock)); |
| 297 | |
| 298 | if (ISSET(iflag, IXOFF)) |
| 299 | SET(flags, TANDEM); |
| 300 | if (ISSET(iflag, ICRNL) || ISSET(oflag, ONLCR)) |
| 301 | SET(flags, CRMOD); |
| 302 | if (ISSET(cflag, PARENB)) { |
| 303 | if (ISSET(iflag, INPCK)) { |
| 304 | if (ISSET(cflag, PARODD)) |
| 305 | SET(flags, ODDP); |
| 306 | else |
| 307 | SET(flags, EVENP); |
| 308 | } else |
| 309 | SET(flags, ANYP); |
| 310 | } |
| 311 | |
| 312 | if (!ISSET(lflag, ICANON)) { |
| 313 | /* fudge */ |
| 314 | if (ISSET(iflag, IXON) || ISSET(lflag, ISIG|IEXTEN) || |
| 315 | ISSET(cflag, PARENB)) |
| 316 | SET(flags, CBREAK); |
| 317 | else |
| 318 | SET(flags, RAW); |
| 319 | } |
| 320 | |
| 321 | if (ISSET(flags, RAW)) |
| 322 | SET(flags, ISSET(tp->t_flags, LITOUT|PASS8)); |
| 323 | else if (ISSET(cflag, CSIZE) == CS8) { |
| 324 | if (!ISSET(oflag, OPOST)) |
| 325 | SET(flags, LITOUT); |
| 326 | if (!ISSET(iflag, ISTRIP)) |
| 327 | SET(flags, PASS8); |
| 328 | } |
| 329 | |
| 330 | if (ISSET(cflag, MDMBUF)) |
| 331 | SET(flags, MDMBUF); |
| 332 | if (!ISSET(cflag, HUPCL)) |
| 333 | SET(flags, NOHANG); |
| 334 | if (ISSET(oflag, OXTABS)) |
| 335 | SET(flags, XTABS); |
| 336 | if (ISSET(lflag, ECHOE)) |
| 337 | SET(flags, CRTERA|CRTBS); |
| 338 | if (ISSET(lflag, ECHOKE)) |
| 339 | SET(flags, CRTKIL|CRTBS); |
| 340 | if (ISSET(lflag, ECHOPRT)) |
| 341 | SET(flags, PRTERA); |
| 342 | if (ISSET(lflag, ECHOCTL)) |
| 343 | SET(flags, CTLECH); |
| 344 | if (!ISSET(iflag, IXANY)) |
| 345 | SET(flags, DECCTQ); |
| 346 | SET(flags, ISSET(lflag, ECHO|TOSTOP|FLUSHO|PENDIN|NOFLSH)); |
| 347 | if (ttydebug) |
| 348 | printf("getflags: %x\n" , flags); |
| 349 | return (flags); |
| 350 | } |
| 351 | |
| 352 | static void |
| 353 | ttcompatsetflags(struct tty *tp, struct termios *t) |
| 354 | { |
| 355 | int flags = tp->t_flags; |
| 356 | |
| 357 | KASSERT(mutex_owned(&tty_lock)); |
| 358 | |
| 359 | tcflag_t iflag = t->c_iflag; |
| 360 | tcflag_t oflag = t->c_oflag; |
| 361 | tcflag_t lflag = t->c_lflag; |
| 362 | tcflag_t cflag = t->c_cflag; |
| 363 | |
| 364 | if (ISSET(flags, TANDEM)) |
| 365 | SET(iflag, IXOFF); |
| 366 | else |
| 367 | CLR(iflag, IXOFF); |
| 368 | if (ISSET(flags, ECHO)) |
| 369 | SET(lflag, ECHO); |
| 370 | else |
| 371 | CLR(lflag, ECHO); |
| 372 | if (ISSET(flags, CRMOD)) { |
| 373 | SET(iflag, ICRNL); |
| 374 | SET(oflag, ONLCR); |
| 375 | } else { |
| 376 | CLR(iflag, ICRNL); |
| 377 | CLR(oflag, ONLCR); |
| 378 | } |
| 379 | if (ISSET(flags, XTABS)) |
| 380 | SET(oflag, OXTABS); |
| 381 | else |
| 382 | CLR(oflag, OXTABS); |
| 383 | |
| 384 | |
| 385 | if (ISSET(flags, RAW)) { |
| 386 | iflag &= IXOFF; |
| 387 | CLR(lflag, ISIG|ICANON|IEXTEN); |
| 388 | CLR(cflag, PARENB); |
| 389 | } else { |
| 390 | SET(iflag, BRKINT|IXON|IMAXBEL); |
| 391 | SET(lflag, ISIG|IEXTEN); |
| 392 | if (ISSET(flags, CBREAK)) |
| 393 | CLR(lflag, ICANON); |
| 394 | else |
| 395 | SET(lflag, ICANON); |
| 396 | switch (ISSET(flags, ANYP)) { |
| 397 | case 0: |
| 398 | CLR(cflag, PARENB); |
| 399 | break; |
| 400 | case ANYP: |
| 401 | SET(cflag, PARENB); |
| 402 | CLR(iflag, INPCK); |
| 403 | break; |
| 404 | case EVENP: |
| 405 | SET(cflag, PARENB); |
| 406 | SET(iflag, INPCK); |
| 407 | CLR(cflag, PARODD); |
| 408 | break; |
| 409 | case ODDP: |
| 410 | SET(cflag, PARENB); |
| 411 | SET(iflag, INPCK); |
| 412 | SET(cflag, PARODD); |
| 413 | break; |
| 414 | } |
| 415 | } |
| 416 | |
| 417 | if (ISSET(flags, RAW|LITOUT|PASS8)) { |
| 418 | CLR(cflag, CSIZE); |
| 419 | SET(cflag, CS8); |
| 420 | if (!ISSET(flags, RAW|PASS8)) |
| 421 | SET(iflag, ISTRIP); |
| 422 | else |
| 423 | CLR(iflag, ISTRIP); |
| 424 | if (!ISSET(flags, RAW|LITOUT)) |
| 425 | SET(oflag, OPOST); |
| 426 | else |
| 427 | CLR(oflag, OPOST); |
| 428 | } else { |
| 429 | CLR(cflag, CSIZE); |
| 430 | SET(cflag, CS7); |
| 431 | SET(iflag, ISTRIP); |
| 432 | SET(oflag, OPOST); |
| 433 | } |
| 434 | |
| 435 | t->c_iflag = iflag; |
| 436 | t->c_oflag = oflag; |
| 437 | t->c_lflag = lflag; |
| 438 | t->c_cflag = cflag; |
| 439 | } |
| 440 | |
| 441 | static void |
| 442 | ttcompatsetlflags(struct tty *tp, struct termios *t) |
| 443 | { |
| 444 | int flags = tp->t_flags; |
| 445 | tcflag_t iflag = t->c_iflag; |
| 446 | tcflag_t oflag = t->c_oflag; |
| 447 | tcflag_t lflag = t->c_lflag; |
| 448 | tcflag_t cflag = t->c_cflag; |
| 449 | |
| 450 | KASSERT(mutex_owned(&tty_lock)); |
| 451 | |
| 452 | /* Nothing we can do with CRTBS. */ |
| 453 | if (ISSET(flags, PRTERA)) |
| 454 | SET(lflag, ECHOPRT); |
| 455 | else |
| 456 | CLR(lflag, ECHOPRT); |
| 457 | if (ISSET(flags, CRTERA)) |
| 458 | SET(lflag, ECHOE); |
| 459 | else |
| 460 | CLR(lflag, ECHOE); |
| 461 | /* Nothing we can do with TILDE. */ |
| 462 | if (ISSET(flags, MDMBUF)) |
| 463 | SET(cflag, MDMBUF); |
| 464 | else |
| 465 | CLR(cflag, MDMBUF); |
| 466 | if (ISSET(flags, NOHANG)) |
| 467 | CLR(cflag, HUPCL); |
| 468 | else |
| 469 | SET(cflag, HUPCL); |
| 470 | if (ISSET(flags, CRTKIL)) |
| 471 | SET(lflag, ECHOKE); |
| 472 | else |
| 473 | CLR(lflag, ECHOKE); |
| 474 | if (ISSET(flags, CTLECH)) |
| 475 | SET(lflag, ECHOCTL); |
| 476 | else |
| 477 | CLR(lflag, ECHOCTL); |
| 478 | if (!ISSET(flags, DECCTQ)) |
| 479 | SET(iflag, IXANY); |
| 480 | else |
| 481 | CLR(iflag, IXANY); |
| 482 | CLR(lflag, TOSTOP|FLUSHO|PENDIN|NOFLSH); |
| 483 | SET(lflag, ISSET(flags, TOSTOP|FLUSHO|PENDIN|NOFLSH)); |
| 484 | |
| 485 | if (ISSET(flags, RAW|LITOUT|PASS8)) { |
| 486 | CLR(cflag, CSIZE); |
| 487 | SET(cflag, CS8); |
| 488 | if (!ISSET(flags, RAW|PASS8)) |
| 489 | SET(iflag, ISTRIP); |
| 490 | else |
| 491 | CLR(iflag, ISTRIP); |
| 492 | if (!ISSET(flags, RAW|LITOUT)) |
| 493 | SET(oflag, OPOST); |
| 494 | else |
| 495 | CLR(oflag, OPOST); |
| 496 | } else { |
| 497 | CLR(cflag, CSIZE); |
| 498 | SET(cflag, CS7); |
| 499 | SET(iflag, ISTRIP); |
| 500 | SET(oflag, OPOST); |
| 501 | } |
| 502 | |
| 503 | t->c_iflag = iflag; |
| 504 | t->c_oflag = oflag; |
| 505 | t->c_lflag = lflag; |
| 506 | t->c_cflag = cflag; |
| 507 | } |
| 508 | |