1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T     */
  22 /*        All Rights Reserved   */
  23 
  24 
  25 /*
  26  * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved.
  27  */
  28 
  29 #ifndef _SYS_TERMIOS_H
  30 #define _SYS_TERMIOS_H
  31 
  32 #include <sys/feature_tests.h>
  33 
  34 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  35 #include <sys/ttydev.h>
  36 #include <sys/time.h>
  37 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  38 
  39 #include <sys/types.h>
  40 
  41 #ifdef  __cplusplus
  42 extern "C" {
  43 #endif
  44 
  45 /*
  46  * _POSIX_VDISABLE has been defined in <sys/termios.h> since the
  47  * introduction of the header. The POSIX standard, IEEE Std.
  48  * 1003.1-1988 also required  the existence of _POSIX_VDISABLE in
  49  * this header. Subsequent versions of the IEEE Standard as well
  50  * as the X/Open specifications required that _POSIX_VDISABLE be
  51  * defined in <unistd.h> while still allowing for it's existence
  52  * here. With the introduction of XPG6, _POSIX_VDISABLE can only
  53  * be defined in <unistd.h>.
  54  */
  55 #if !defined(_XPG6) || defined(__EXTENSIONS__)
  56 #ifndef _POSIX_VDISABLE
  57 #define _POSIX_VDISABLE 0 /* Disable special character functions */
  58 #endif
  59 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
  60 
  61 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  62 #define CTRL(c) ((c)&037)
  63 #define IBSHIFT 16
  64 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  65 
  66 /* required by termio.h and VCEOF/VCEOL */
  67 #define _NCC    8
  68 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  69 #define NCC     _NCC
  70 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  71 
  72 /* some defines required by POSIX */
  73 #define NCCS    19
  74 
  75 /*
  76  * types defined by POSIX. These are better off in types.h, but
  77  * the standard says that they have to be in termios.h.
  78  */
  79 typedef unsigned int tcflag_t;
  80 typedef unsigned char cc_t;
  81 typedef unsigned int speed_t;
  82 
  83 /*
  84  * Ioctl control packet
  85  */
  86 struct termios {
  87         tcflag_t        c_iflag;        /* input modes */
  88         tcflag_t        c_oflag;        /* output modes */
  89         tcflag_t        c_cflag;        /* control modes */
  90         tcflag_t        c_lflag;        /* line discipline modes */
  91         cc_t            c_cc[NCCS];     /* control chars */
  92 };
  93 
  94 /*
  95  * POSIX termios functions
  96  * These functions get mapped into ioctls.
  97  */
  98 
  99 #ifndef _KERNEL
 100 
 101 #if defined(__STDC__)
 102 
 103 extern speed_t cfgetospeed(const struct termios *);
 104 extern int cfsetospeed(struct termios *, speed_t);
 105 extern speed_t cfgetispeed(const struct termios *);
 106 extern int cfsetispeed(struct termios *, speed_t);
 107 extern int tcgetattr(int, struct termios *);
 108 extern int tcsetattr(int, int, const struct termios *);
 109 extern int tcsendbreak(int, int);
 110 extern int tcdrain(int);
 111 extern int tcflush(int, int);
 112 extern int tcflow(int, int);
 113 
 114 #else
 115 
 116 extern speed_t cfgetospeed();
 117 extern int cfsetospeed();
 118 extern speed_t cfgetispeed();
 119 extern int cfsetispeed();
 120 extern int tcgetattr();
 121 extern int tcsetattr();
 122 extern int tcsendbreak();
 123 extern int tcdrain();
 124 extern int tcflush();
 125 extern int tcflow();
 126 
 127 #endif /* __STDC__ */
 128 
 129 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
 130 
 131 #if defined(__STDC__)
 132 extern pid_t tcgetsid(int);
 133 #else
 134 extern pid_t tcgetsid();
 135 #endif /* __STDC__ */
 136 
 137 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) ... */
 138 
 139 #endif
 140 
 141 /* control characters */
 142 #define VINTR   0
 143 #define VQUIT   1
 144 #define VERASE  2
 145 #define VKILL   3
 146 #define VEOF    4
 147 #define VEOL    5
 148 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 149 #define VEOL2   6
 150 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 151 #define VMIN    4
 152 #define VTIME   5
 153 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 154 #define VSWTCH  7
 155 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 156 #define VSTART          8
 157 #define VSTOP           9
 158 #define VSUSP           10
 159 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 160 #define VDSUSP          11
 161 #define VREPRINT        12
 162 #define VDISCARD        13
 163 #define VWERASE         14
 164 #define VLNEXT          15
 165 #define VSTATUS         16
 166 /* 17 through 19 reserved for future use */
 167 
 168 /*
 169  * control characters form Xenix termio.h
 170  */
 171 #define VCEOF   NCC             /* RESERVED true EOF char (V7 compatability) */
 172 #define VCEOL   (NCC + 1)       /* RESERVED true EOL char */
 173 
 174 #define CNUL    0
 175 #define CDEL    0177
 176 
 177 /* S5 default control chars */
 178 /* CINTR, CERASE and CKILL modified to SunOS traditional values */
 179 #define CESC    '\\'
 180 #define CINTR   CTRL('c')
 181 #define CQUIT   034     /* FS, cntl | */
 182 #define CERASE  0177    /* DEL */
 183 #define CKILL   CTRL('u')
 184 #define CEOT    04
 185 #define CEOL    0
 186 #define CEOL2   0
 187 #define CEOF    04      /* cntl d */
 188 #define CSTART  021     /* cntl q */
 189 #define CSTOP   023     /* cntl s */
 190 #define CSWTCH  032     /* cntl z */
 191 #define CNSWTCH 0
 192 #define CSUSP   CTRL('z')
 193 #define CDSUSP  CTRL('y')
 194 #define CRPRNT  CTRL('r')
 195 #define CFLUSH  CTRL('o')
 196 #define CWERASE CTRL('w')
 197 #define CLNEXT  CTRL('v')
 198 #define CSTATUS CTRL('t')
 199 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 200 
 201 
 202 /* input modes */
 203 #define IGNBRK  0000001
 204 #define BRKINT  0000002
 205 #define IGNPAR  0000004
 206 #define PARMRK  0000010
 207 #define INPCK   0000020
 208 #define ISTRIP  0000040
 209 #define INLCR   0000100
 210 #define IGNCR   0000200
 211 #define ICRNL   0000400
 212 #if !defined(_POSIX_C_SOURCE) || \
 213         (defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
 214         defined(__EXTENSIONS__)
 215 #define IUCLC   0001000
 216 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 217 #define IXON    0002000
 218 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 219         defined(__EXTENSIONS__)
 220 #define IXANY   0004000
 221 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 222 #define IXOFF   0010000
 223 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 224 #define IMAXBEL 0020000
 225 #define DOSMODE 0100000  /* for 386 compatibility */
 226 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 227 
 228 /* output modes */
 229 #define OPOST   0000001
 230 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 231         defined(__EXTENSIONS__)
 232 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 233 #define OLCUC   0000002
 234 #endif
 235 #define ONLCR   0000004
 236 #define OCRNL   0000010
 237 #define ONOCR   0000020
 238 #define ONLRET  0000040
 239 #define OFILL   0000100
 240 #define OFDEL   0000200
 241 #define NLDLY   0000400
 242 #define NL0     0
 243 #define NL1     0000400
 244 #define CRDLY   0003000
 245 #define CR0     0
 246 #define CR1     0001000
 247 #define CR2     0002000
 248 #define CR3     0003000
 249 #define TABDLY  0014000
 250 #define TAB0    0
 251 #define TAB1    0004000
 252 #define TAB2    0010000
 253 #define TAB3    0014000
 254 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 255 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 256 #define XTABS   0014000
 257 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 258 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 259         defined(__EXTENSIONS__)
 260 #define BSDLY   0020000
 261 #define BS0     0
 262 #define BS1     0020000
 263 #define VTDLY   0040000
 264 #define VT0     0
 265 #define VT1     0040000
 266 #define FFDLY   0100000
 267 #define FF0     0
 268 #define FF1     0100000
 269 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 270 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 271 #define PAGEOUT 0200000
 272 #define WRAP    0400000
 273 
 274 /* control modes */
 275 #define CBAUD   0000017
 276 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 277 #define CSIZE   0000060
 278 #define CS5     0
 279 #define CS6     0000020
 280 #define CS7     0000040
 281 #define CS8     0000060
 282 #define CSTOPB  0000100
 283 #define CREAD   0000200
 284 #define PARENB  0000400
 285 #define PARODD  0001000
 286 #define HUPCL   0002000
 287 #define CLOCAL  0004000
 288 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 289 #define RCV1EN  0010000
 290 #define XMT1EN  0020000
 291 #define LOBLK   0040000
 292 #define XCLUDE  0100000         /* *V7* exclusive use coming fron XENIX */
 293 #define CRTSXOFF 010000000000
 294 #define CRTSCTS 020000000000
 295 #define CIBAUD  03600000
 296 #define PAREXT  04000000
 297 #define CBAUDEXT 010000000
 298 #define CIBAUDEXT 020000000
 299 
 300 /*
 301  * 4.4BSD hardware flow control flags
 302  */
 303 #define CRTS_IFLOW 010000000000
 304 #define CCTS_OFLOW 020000000000
 305 
 306 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 307 
 308 /* line discipline 0 modes */
 309 #define ISIG    0000001
 310 #define ICANON  0000002
 311 #if !defined(_POSIX_C_SOURCE) || \
 312         (defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
 313         defined(__EXTENSIONS__)
 314 #define XCASE   0000004
 315 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 316 #define ECHO    0000010
 317 #define ECHOE   0000020
 318 #define ECHOK   0000040
 319 #define ECHONL  0000100
 320 #define NOFLSH  0000200
 321 #define TOSTOP  0000400
 322 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 323 #define ECHOCTL 0001000
 324 #define ECHOPRT 0002000
 325 #define ECHOKE  0004000
 326 #define DEFECHO 0010000
 327 #define FLUSHO  0020000
 328 #define PENDIN  0040000
 329 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 330 
 331 #define IEXTEN  0100000  /* POSIX flag - enable POSIX extensions */
 332 #define _TIOC   ('T'<<8)
 333 
 334 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 335 
 336 #define TIOC    _TIOC
 337 
 338 #define TCGETA  (_TIOC|1)
 339 #define TCSETA  (_TIOC|2)
 340 #define TCSETAW (_TIOC|3)
 341 #define TCSETAF (_TIOC|4)
 342 #define TCSBRK  (_TIOC|5)
 343 #define TCXONC  (_TIOC|6)
 344 #define TCFLSH  (_TIOC|7)
 345 
 346 /* Slots reserved for 386/XENIX compatibility - keyboard control */
 347 
 348 #define TIOCKBON        (_TIOC|8)
 349 #define TIOCKBOF        (_TIOC|9)
 350 #define KBENABLED       (_TIOC|10)
 351 
 352 #ifndef IOCTYPE
 353 #define IOCTYPE 0xff00
 354 #endif
 355 
 356 #define TCDSET  (_TIOC|32)
 357 #define RTS_TOG (_TIOC|33)      /* 386 - "RTS" toggle define 8A1 protocol */
 358 
 359 #define TIOCGWINSZ (_TIOC|104)
 360 #define TIOCSWINSZ (_TIOC|103)
 361 
 362 /*
 363  * Softcarrier ioctls
 364  */
 365 #define TIOCGSOFTCAR (_TIOC|105)
 366 #define TIOCSSOFTCAR (_TIOC|106)
 367 
 368 
 369 /* termios ioctls */
 370 
 371 #define TCGETS          (_TIOC|13)
 372 #define TCSETS          (_TIOC|14)
 373 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 374 #define TCSANOW         (_TIOC|14) /* same as TCSETS */
 375 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 376 #define TCSETSW         (_TIOC|15)
 377 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 378 #define TCSADRAIN       (_TIOC|15) /* same as TCSETSW */
 379 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 380 #define TCSETSF         (_TIOC|16)
 381 
 382 /*
 383  * NTP PPS ioctls
 384  */
 385 #define TIOCGPPS        (_TIOC|125)
 386 #define TIOCSPPS        (_TIOC|126)
 387 #define TIOCGPPSEV      (_TIOC|127)
 388 
 389 /* Argument filled in by TIOCGPPSEV */
 390 struct ppsclockev {
 391         struct timeval tv;
 392         uint_t serial;
 393 };
 394 
 395 #if defined(_SYSCALL32)
 396 struct ppsclockev32 {
 397         struct timeval32 tv;
 398         uint32_t serial;
 399 };
 400 #endif /* _SYSCALL32 */
 401 
 402 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 403 
 404 #define TCSAFLUSH       (_TIOC|16) /* same as TCSETSF */
 405 
 406 /* termios option flags */
 407 
 408 #define TCIFLUSH        0  /* flush data received but not read */
 409 #define TCOFLUSH        1  /* flush data written but not transmitted */
 410 #define TCIOFLUSH       2  /* flush both data both input and output queues */
 411 
 412 #define TCOOFF          0  /* suspend output */
 413 #define TCOON           1  /* restart suspended output */
 414 #define TCIOFF          2  /* suspend input */
 415 #define TCION           3  /* restart suspended input */
 416 
 417 /* TIOC ioctls for BSD, ptys, job control and modem control */
 418 
 419 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 420 #define tIOC    ('t'<<8)
 421 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 422 
 423 /* Slots for 386/XENIX compatibility */
 424 /* BSD includes these ioctls in ttold.h */
 425 
 426 #ifndef _SYS_TTOLD_H
 427 
 428 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 429 #define TIOCGETD        (tIOC|0)
 430 #define TIOCSETD        (tIOC|1)
 431 #define TIOCHPCL        (tIOC|2)
 432 #define TIOCGETP        (tIOC|8)
 433 #define TIOCSETP        (tIOC|9)
 434 #define TIOCSETN        (tIOC|10)
 435 #define TIOCEXCL        (tIOC|13)
 436 #define TIOCNXCL        (tIOC|14)
 437 #define TIOCFLUSH       (tIOC|16)
 438 #define TIOCSETC        (tIOC|17)
 439 #define TIOCGETC        (tIOC|18)
 440 /*
 441  * BSD ioctls that are not the same as XENIX are included here.
 442  * There are also some relevant ioctls from SUN/BSD sys/ttycom.h
 443  * BSD pty ioctls like TIOCPKT are not supported in SVR4.
 444  */
 445 
 446 #define TIOCLBIS        (tIOC|127)      /* bis local mode bits */
 447 #define TIOCLBIC        (tIOC|126)      /* bic local mode bits */
 448 #define TIOCLSET        (tIOC|125)      /* set entire local mode word */
 449 #define TIOCLGET        (tIOC|124)      /* get local modes */
 450 #define TIOCSBRK        (tIOC|123)      /* set break bit */
 451 #define TIOCCBRK        (tIOC|122)      /* clear break bit */
 452 #define TIOCSDTR        (tIOC|121)      /* set data terminal ready */
 453 #define TIOCCDTR        (tIOC|120)      /* clear data terminal ready */
 454 #define TIOCSLTC        (tIOC|117)      /* set local special chars */
 455 #define TIOCGLTC        (tIOC|116)      /* get local special chars */
 456 #define TIOCOUTQ        (tIOC|115)      /* driver output queue size */
 457 #define TIOCNOTTY       (tIOC|113)      /* void tty association */
 458 #define TIOCSCTTY       (tIOC|132)      /* get a ctty */
 459 #define TIOCSTOP        (tIOC|111)      /* stop output, like ^S */
 460 #define TIOCSTART       (tIOC|110)      /* start output, like ^Q */
 461 #define TIOCSILOOP      (tIOC|109)      /* private to Sun; do not use */
 462 #define TIOCCILOOP      (tIOC|108)      /* private to Sun; do not use */
 463 
 464 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 465 
 466 #endif /* end _SYS_TTOLD_H */
 467 
 468 /* POSIX job control ioctls */
 469 
 470 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 471 #define TIOCGPGRP       (tIOC|20)       /* get pgrp of tty */
 472 #define TIOCSPGRP       (tIOC|21)       /* set pgrp of tty */
 473 #define TIOCGSID        (tIOC|22)       /* get session id on ctty */
 474 
 475 /* Miscellaneous */
 476 #define TIOCSTI         (tIOC|23)       /* simulate terminal input */
 477 
 478 /* Modem control */
 479 #define TIOCMSET        (tIOC|26)       /* set all modem bits */
 480 #define TIOCMBIS        (tIOC|27)       /* bis modem bits */
 481 #define TIOCMBIC        (tIOC|28)       /* bic modem bits */
 482 #define TIOCMGET        (tIOC|29)       /* get all modem bits */
 483 #define         TIOCM_LE        0001            /* line enable */
 484 #define         TIOCM_DTR       0002            /* data terminal ready */
 485 #define         TIOCM_RTS       0004            /* request to send */
 486 #define         TIOCM_ST        0010            /* secondary transmit */
 487 #define         TIOCM_SR        0020            /* secondary receive */
 488 #define         TIOCM_CTS       0040            /* clear to send */
 489 #define         TIOCM_CAR       0100            /* carrier detect */
 490 #define         TIOCM_CD        TIOCM_CAR
 491 #define         TIOCM_RNG       0200            /* ring */
 492 #define         TIOCM_RI        TIOCM_RNG
 493 #define         TIOCM_DSR       0400            /* data set ready */
 494 
 495 /* pseudo-tty */
 496 
 497 #define TIOCREMOTE      (tIOC|30)       /* remote input editing */
 498 #define TIOCSIGNAL      (tIOC|31)       /* pty: send signal to slave */
 499 
 500 
 501 /* Some more 386 xenix stuff */
 502 
 503 #define LDIOC   ('D'<<8)
 504 
 505 #define LDOPEN  (LDIOC|0)
 506 #define LDCLOSE (LDIOC|1)
 507 #define LDCHG   (LDIOC|2)
 508 #define LDGETT  (LDIOC|8)
 509 #define LDSETT  (LDIOC|9)
 510 
 511 /* Slots for 386 compatibility */
 512 
 513 #define LDSMAP  (LDIOC|110)
 514 #define LDGMAP  (LDIOC|111)
 515 #define LDNMAP  (LDIOC|112)
 516 #define LDEMAP  (LDIOC|113)
 517 #define LDDMAP  (LDIOC|114)
 518 
 519 /*
 520  * These are retained for 386/XENIX compatibility.
 521  */
 522 
 523 #define DIOC            ('d'<<8)
 524 #define DIOCGETP        (DIOC|8)                /* V7 */
 525 #define DIOCSETP        (DIOC|9)                /* V7 */
 526 
 527 /*
 528  * Returns a non-zero value if there
 529  * are characters in the input queue.
 530  *
 531  * XXX - somebody is confused here.  V7 had no such "ioctl", although XENIX may
 532  * have added it; 4BSD had FIONREAD, which returned the number of characters
 533  * waiting, and was supposed to work on all descriptors (i.e., every driver
 534  * should make a stab at implementing it).
 535  */
 536 #define FIORDCHK        (('f'<<8)|3)              /* V7 */
 537 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 538 
 539 /*
 540  * Speeds
 541  */
 542 #define B0      0
 543 #define B50     1
 544 #define B75     2
 545 #define B110    3
 546 #define B134    4
 547 #define B150    5
 548 #define B200    6
 549 #define B300    7
 550 #define B600    8
 551 #define B1200   9
 552 #define B1800   10
 553 #define B2400   11
 554 #define B4800   12
 555 #define B9600   13
 556 #define B19200  14
 557 #define B38400  15
 558 #define B57600  16
 559 #define B76800  17
 560 #define B115200 18
 561 #define B153600 19
 562 #define B230400 20
 563 #define B307200 21
 564 #define B460800 22
 565 #define B921600 23
 566 
 567 #ifndef _SYS_TTOLD_H
 568 
 569 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 570 /* Windowing structure to support JWINSIZE/TIOCSWINSZ/TIOCGWINSZ */
 571 struct winsize {
 572         unsigned short ws_row;  /* rows, in characters */
 573         unsigned short ws_col;  /* columns, in character */
 574         unsigned short ws_xpixel;       /* horizontal size, pixels */
 575         unsigned short ws_ypixel;       /* vertical size, pixels */
 576 };
 577 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 578 
 579 #endif /* end _SYS_TTOLD_H */
 580 
 581 #ifdef  __cplusplus
 582 }
 583 #endif
 584 
 585 #endif  /* _SYS_TERMIOS_H */