usr/src/uts/common/sys/termios.h

   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 2014 Garrett D'Amore <garrett@damore.org>
  27  *
  28  * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved.
  29  */
  30
  31 #ifndef _SYS_TERMIOS_H
  32 #define _SYS_TERMIOS_H
  33
  34 #include <sys/feature_tests.h>
  35
  36 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  37 #include <sys/ttydev.h>
  38 #include <sys/time.h>
  39 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  40
  41 #include <sys/types.h>
  42
  43 #ifdef  __cplusplus
  44 extern "C" {
  45 #endif
  46
  47 /*
  48  * _POSIX_VDISABLE has been defined in <sys/termios.h> since the
  49  * introduction of the header. The POSIX standard, IEEE Std.
  50  * 1003.1-1988 also required  the existence of _POSIX_VDISABLE in
  51  * this header. Subsequent versions of the IEEE Standard as well
  52  * as the X/Open specifications required that _POSIX_VDISABLE be
  53  * defined in <unistd.h> while still allowing for it's existence
  54  * here. With the introduction of XPG6, _POSIX_VDISABLE can only
  55  * be defined in <unistd.h>.
  56  */
  57 #if !defined(_XPG6) || defined(__EXTENSIONS__)
  58 #ifndef _POSIX_VDISABLE
  59 #define _POSIX_VDISABLE 0 /* Disable special character functions */
  60 #endif
  61 #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
  62
  63 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  64 #define CTRL(c) ((c)&037)
  65 #define IBSHIFT 16
  66 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  67
  68 /* required by termio.h and VCEOF/VCEOL */
  69 #define _NCC    8
  70 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  71 #define NCC     _NCC
  72 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  73
  74 /* some defines required by POSIX */
  75 #define NCCS    19
  76
  77 /*
  78  * types defined by POSIX. These are better off in types.h, but
  79  * the standard says that they have to be in termios.h.
  80  */
  81 typedef unsigned int tcflag_t;
  82 typedef unsigned char cc_t;
  83 typedef unsigned int speed_t;
  84
  85 /*
  86  * Ioctl control packet
  87  */
  88 struct termios {
  89         tcflag_t        c_iflag;        /* input modes */
  90         tcflag_t        c_oflag;        /* output modes */
  91         tcflag_t        c_cflag;        /* control modes */
  92         tcflag_t        c_lflag;        /* line discipline modes */
  93         cc_t            c_cc[NCCS];     /* control chars */
  94 };
  95
  96 /*
  97  * POSIX termios functions
  98  * These functions get mapped into ioctls.
  99  */
 100
 101 #ifndef _KERNEL
 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 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
 115
 116 extern pid_t tcgetsid(int);
 117
 118 #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) ... */
 119
 120 #endif
 121
 122 /* control characters */
 123 #define VINTR   0
 124 #define VQUIT   1
 125 #define VERASE  2
 126 #define VKILL   3
 127 #define VEOF    4
 128 #define VEOL    5
 129 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 130 #define VEOL2   6
 131 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 132 #define VMIN    4
 133 #define VTIME   5
 134 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 135 #define VSWTCH  7
 136 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 137 #define VSTART          8
 138 #define VSTOP           9
 139 #define VSUSP           10
 140 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 141 #define VDSUSP          11
 142 #define VREPRINT        12
 143 #define VDISCARD        13
 144 #define VWERASE         14
 145 #define VLNEXT          15
 146 #define VSTATUS         16
 147 /* 17 through 19 reserved for future use */
 148
 149 /*
 150  * control characters form Xenix termio.h
 151  */
 152 #define VCEOF   NCC             /* RESERVED true EOF char (V7 compatability) */
 153 #define VCEOL   (NCC + 1)       /* RESERVED true EOL char */
 154
 155 #define CNUL    0
 156 #define CDEL    0177
 157
 158 /* S5 default control chars */
 159 /* CINTR, CERASE and CKILL modified to SunOS traditional values */
 160 #define CESC    '\\'
 161 #define CINTR   CTRL('c')
 162 #define CQUIT   034     /* FS, cntl | */
 163 #define CERASE  0177    /* DEL */
 164 #define CKILL   CTRL('u')
 165 #define CEOT    04
 166 #define CEOL    0
 167 #define CEOL2   0
 168 #define CEOF    04      /* cntl d */
 169 #define CSTART  021     /* cntl q */
 170 #define CSTOP   023     /* cntl s */
 171 #define CSWTCH  032     /* cntl z */
 172 #define CNSWTCH 0
 173 #define CSUSP   CTRL('z')
 174 #define CDSUSP  CTRL('y')
 175 #define CRPRNT  CTRL('r')
 176 #define CFLUSH  CTRL('o')
 177 #define CWERASE CTRL('w')
 178 #define CLNEXT  CTRL('v')
 179 #define CSTATUS CTRL('t')
 180 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 181
 182
 183 /* input modes */
 184 #define IGNBRK  0000001
 185 #define BRKINT  0000002
 186 #define IGNPAR  0000004
 187 #define PARMRK  0000010
 188 #define INPCK   0000020
 189 #define ISTRIP  0000040
 190 #define INLCR   0000100
 191 #define IGNCR   0000200
 192 #define ICRNL   0000400
 193 #if !defined(_POSIX_C_SOURCE) || \
 194         (defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
 195         defined(__EXTENSIONS__)
 196 #define IUCLC   0001000
 197 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 198 #define IXON    0002000
 199 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 200         defined(__EXTENSIONS__)
 201 #define IXANY   0004000
 202 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 203 #define IXOFF   0010000
 204 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 205 #define IMAXBEL 0020000
 206 #define DOSMODE 0100000  /* for 386 compatibility */
 207 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 208
 209 /* output modes */
 210 #define OPOST   0000001
 211 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 212         defined(__EXTENSIONS__)
 213 #if !defined(_XPG6) || defined(__EXTENSIONS__)
 214 #define OLCUC   0000002
 215 #endif
 216 #define ONLCR   0000004
 217 #define OCRNL   0000010
 218 #define ONOCR   0000020
 219 #define ONLRET  0000040
 220 #define OFILL   0000100
 221 #define OFDEL   0000200
 222 #define NLDLY   0000400
 223 #define NL0     0
 224 #define NL1     0000400
 225 #define CRDLY   0003000
 226 #define CR0     0
 227 #define CR1     0001000
 228 #define CR2     0002000
 229 #define CR3     0003000
 230 #define TABDLY  0014000
 231 #define TAB0    0
 232 #define TAB1    0004000
 233 #define TAB2    0010000
 234 #define TAB3    0014000
 235 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 236 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 237 #define XTABS   0014000
 238 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 239 #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
 240         defined(__EXTENSIONS__)
 241 #define BSDLY   0020000
 242 #define BS0     0
 243 #define BS1     0020000
 244 #define VTDLY   0040000
 245 #define VT0     0
 246 #define VT1     0040000
 247 #define FFDLY   0100000
 248 #define FF0     0
 249 #define FF1     0100000
 250 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 251 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 252 #define PAGEOUT 0200000
 253 #define WRAP    0400000
 254
 255 /* control modes */
 256 #define CBAUD   0000017
 257 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 258 #define CSIZE   0000060
 259 #define CS5     0
 260 #define CS6     0000020
 261 #define CS7     0000040
 262 #define CS8     0000060
 263 #define CSTOPB  0000100
 264 #define CREAD   0000200
 265 #define PARENB  0000400
 266 #define PARODD  0001000
 267 #define HUPCL   0002000
 268 #define CLOCAL  0004000
 269 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 270 #define RCV1EN  0010000
 271 #define XMT1EN  0020000
 272 #define LOBLK   0040000
 273 #define XCLUDE  0100000         /* *V7* exclusive use coming fron XENIX */
 274 #define CRTSXOFF 010000000000
 275 #define CRTSCTS 020000000000
 276 #define CIBAUD  03600000
 277 #define PAREXT  04000000
 278 #define CBAUDEXT 010000000
 279 #define CIBAUDEXT 020000000
 280
 281 /*
 282  * 4.4BSD hardware flow control flags
 283  */
 284 #define CRTS_IFLOW 010000000000
 285 #define CCTS_OFLOW 020000000000
 286
 287 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 288
 289 /* line discipline 0 modes */
 290 #define ISIG    0000001
 291 #define ICANON  0000002
 292 #if !defined(_POSIX_C_SOURCE) || \
 293         (defined(_XOPEN_SOURCE) && !defined(_XPG6)) || \
 294         defined(__EXTENSIONS__)
 295 #define XCASE   0000004
 296 #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
 297 #define ECHO    0000010
 298 #define ECHOE   0000020
 299 #define ECHOK   0000040
 300 #define ECHONL  0000100
 301 #define NOFLSH  0000200
 302 #define TOSTOP  0000400
 303 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 304 #define ECHOCTL 0001000
 305 #define ECHOPRT 0002000
 306 #define ECHOKE  0004000
 307 #define DEFECHO 0010000
 308 #define FLUSHO  0020000
 309 #define PENDIN  0040000
 310 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 311
 312 #define IEXTEN  0100000  /* POSIX flag - enable POSIX extensions */
 313 #define _TIOC   ('T'<<8)
 314
 315 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 316
 317 #define TIOC    _TIOC
 318
 319 #define TCGETA  (_TIOC|1)
 320 #define TCSETA  (_TIOC|2)
 321 #define TCSETAW (_TIOC|3)
 322 #define TCSETAF (_TIOC|4)
 323 #define TCSBRK  (_TIOC|5)
 324 #define TCXONC  (_TIOC|6)
 325 #define TCFLSH  (_TIOC|7)
 326
 327 /* Slots reserved for 386/XENIX compatibility - keyboard control */
 328
 329 #define TIOCKBON        (_TIOC|8)
 330 #define TIOCKBOF        (_TIOC|9)
 331 #define KBENABLED       (_TIOC|10)
 332
 333 #ifndef IOCTYPE
 334 #define IOCTYPE 0xff00
 335 #endif
 336
 337 #define TCDSET  (_TIOC|32)
 338 #define RTS_TOG (_TIOC|33)      /* 386 - "RTS" toggle define 8A1 protocol */
 339
 340 #define TIOCGWINSZ (_TIOC|104)
 341 #define TIOCSWINSZ (_TIOC|103)
 342
 343 /*
 344  * Softcarrier ioctls
 345  */
 346 #define TIOCGSOFTCAR (_TIOC|105)
 347 #define TIOCSSOFTCAR (_TIOC|106)
 348
 349
 350 /* termios ioctls */
 351
 352 #define TCGETS          (_TIOC|13)
 353 #define TCSETS          (_TIOC|14)
 354 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 355 #define TCSANOW         (_TIOC|14) /* same as TCSETS */
 356 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 357 #define TCSETSW         (_TIOC|15)
 358 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 359 #define TCSADRAIN       (_TIOC|15) /* same as TCSETSW */
 360 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 361 #define TCSETSF         (_TIOC|16)
 362
 363 /*
 364  * NTP PPS ioctls
 365  */
 366 #define TIOCGPPS        (_TIOC|125)
 367 #define TIOCSPPS        (_TIOC|126)
 368 #define TIOCGPPSEV      (_TIOC|127)
 369
 370 /* Argument filled in by TIOCGPPSEV */
 371 struct ppsclockev {
 372         struct timeval tv;
 373         uint_t serial;
 374 };
 375
 376 #if defined(_SYSCALL32)
 377 struct ppsclockev32 {
 378         struct timeval32 tv;
 379         uint32_t serial;
 380 };
 381 #endif /* _SYSCALL32 */
 382
 383 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 384
 385 #define TCSAFLUSH       (_TIOC|16) /* same as TCSETSF */
 386
 387 /* termios option flags */
 388
 389 #define TCIFLUSH        0  /* flush data received but not read */
 390 #define TCOFLUSH        1  /* flush data written but not transmitted */
 391 #define TCIOFLUSH       2  /* flush both data both input and output queues */
 392
 393 #define TCOOFF          0  /* suspend output */
 394 #define TCOON           1  /* restart suspended output */
 395 #define TCIOFF          2  /* suspend input */
 396 #define TCION           3  /* restart suspended input */
 397
 398 /* TIOC ioctls for BSD, ptys, job control and modem control */
 399
 400 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 401 #define tIOC    ('t'<<8)
 402 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 403
 404 /* Slots for 386/XENIX compatibility */
 405 /* BSD includes these ioctls in ttold.h */
 406
 407 #ifndef _SYS_TTOLD_H
 408
 409 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 410 #define TIOCGETD        (tIOC|0)
 411 #define TIOCSETD        (tIOC|1)
 412 #define TIOCHPCL        (tIOC|2)
 413 #define TIOCGETP        (tIOC|8)
 414 #define TIOCSETP        (tIOC|9)
 415 #define TIOCSETN        (tIOC|10)
 416 #define TIOCEXCL        (tIOC|13)
 417 #define TIOCNXCL        (tIOC|14)
 418 #define TIOCFLUSH       (tIOC|16)
 419 #define TIOCSETC        (tIOC|17)
 420 #define TIOCGETC        (tIOC|18)
 421 /*
 422  * BSD ioctls that are not the same as XENIX are included here.
 423  * There are also some relevant ioctls from SUN/BSD sys/ttycom.h
 424  * BSD pty ioctls like TIOCPKT are not supported in SVR4.
 425  */
 426
 427 #define TIOCLBIS        (tIOC|127)      /* bis local mode bits */
 428 #define TIOCLBIC        (tIOC|126)      /* bic local mode bits */
 429 #define TIOCLSET        (tIOC|125)      /* set entire local mode word */
 430 #define TIOCLGET        (tIOC|124)      /* get local modes */
 431 #define TIOCSBRK        (tIOC|123)      /* set break bit */
 432 #define TIOCCBRK        (tIOC|122)      /* clear break bit */
 433 #define TIOCSDTR        (tIOC|121)      /* set data terminal ready */
 434 #define TIOCCDTR        (tIOC|120)      /* clear data terminal ready */
 435 #define TIOCSLTC        (tIOC|117)      /* set local special chars */
 436 #define TIOCGLTC        (tIOC|116)      /* get local special chars */
 437 #define TIOCOUTQ        (tIOC|115)      /* driver output queue size */
 438 #define TIOCNOTTY       (tIOC|113)      /* void tty association */
 439 #define TIOCSCTTY       (tIOC|132)      /* get a ctty */
 440 #define TIOCSTOP        (tIOC|111)      /* stop output, like ^S */
 441 #define TIOCSTART       (tIOC|110)      /* start output, like ^Q */
 442 #define TIOCSILOOP      (tIOC|109)      /* private to Sun; do not use */
 443 #define TIOCCILOOP      (tIOC|108)      /* private to Sun; do not use */
 444
 445 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 446
 447 #endif /* end _SYS_TTOLD_H */
 448
 449 /* POSIX job control ioctls */
 450
 451 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 452 #define TIOCGPGRP       (tIOC|20)       /* get pgrp of tty */
 453 #define TIOCSPGRP       (tIOC|21)       /* set pgrp of tty */
 454 #define TIOCGSID        (tIOC|22)       /* get session id on ctty */
 455
 456 /* Miscellaneous */
 457 #define TIOCSTI         (tIOC|23)       /* simulate terminal input */
 458
 459 /* Modem control */
 460 #define TIOCMSET        (tIOC|26)       /* set all modem bits */
 461 #define TIOCMBIS        (tIOC|27)       /* bis modem bits */
 462 #define TIOCMBIC        (tIOC|28)       /* bic modem bits */
 463 #define TIOCMGET        (tIOC|29)       /* get all modem bits */
 464 #define         TIOCM_LE        0001            /* line enable */
 465 #define         TIOCM_DTR       0002            /* data terminal ready */
 466 #define         TIOCM_RTS       0004            /* request to send */
 467 #define         TIOCM_ST        0010            /* secondary transmit */
 468 #define         TIOCM_SR        0020            /* secondary receive */
 469 #define         TIOCM_CTS       0040            /* clear to send */
 470 #define         TIOCM_CAR       0100            /* carrier detect */
 471 #define         TIOCM_CD        TIOCM_CAR
 472 #define         TIOCM_RNG       0200            /* ring */
 473 #define         TIOCM_RI        TIOCM_RNG
 474 #define         TIOCM_DSR       0400            /* data set ready */
 475
 476 /* pseudo-tty */
 477
 478 #define TIOCREMOTE      (tIOC|30)       /* remote input editing */
 479 #define TIOCSIGNAL      (tIOC|31)       /* pty: send signal to slave */
 480
 481
 482 /* Some more 386 xenix stuff */
 483
 484 #define LDIOC   ('D'<<8)
 485
 486 #define LDOPEN  (LDIOC|0)
 487 #define LDCLOSE (LDIOC|1)
 488 #define LDCHG   (LDIOC|2)
 489 #define LDGETT  (LDIOC|8)
 490 #define LDSETT  (LDIOC|9)
 491
 492 /* Slots for 386 compatibility */
 493
 494 #define LDSMAP  (LDIOC|110)
 495 #define LDGMAP  (LDIOC|111)
 496 #define LDNMAP  (LDIOC|112)
 497 #define LDEMAP  (LDIOC|113)
 498 #define LDDMAP  (LDIOC|114)
 499
 500 /*
 501  * These are retained for 386/XENIX compatibility.
 502  */
 503
 504 #define DIOC            ('d'<<8)
 505 #define DIOCGETP        (DIOC|8)                /* V7 */
 506 #define DIOCSETP        (DIOC|9)                /* V7 */
 507
 508 /*
 509  * Returns a non-zero value if there
 510  * are characters in the input queue.
 511  *
 512  * XXX - somebody is confused here.  V7 had no such "ioctl", although XENIX may
 513  * have added it; 4BSD had FIONREAD, which returned the number of characters
 514  * waiting, and was supposed to work on all descriptors (i.e., every driver
 515  * should make a stab at implementing it).
 516  */
 517 #define FIORDCHK        (('f'<<8)|3)            /* V7 */
 518 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 519
 520 /*
 521  * Speeds
 522  */
 523 #define B0      0
 524 #define B50     1
 525 #define B75     2
 526 #define B110    3
 527 #define B134    4
 528 #define B150    5
 529 #define B200    6
 530 #define B300    7
 531 #define B600    8
 532 #define B1200   9
 533 #define B1800   10
 534 #define B2400   11
 535 #define B4800   12
 536 #define B9600   13
 537 #define B19200  14
 538 #define B38400  15
 539 #define B57600  16
 540 #define B76800  17
 541 #define B115200 18
 542 #define B153600 19
 543 #define B230400 20
 544 #define B307200 21
 545 #define B460800 22
 546 #define B921600 23
 547
 548 #ifndef _SYS_TTOLD_H
 549
 550 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
 551 /* Windowing structure to support JWINSIZE/TIOCSWINSZ/TIOCGWINSZ */
 552 struct winsize {
 553         unsigned short ws_row;  /* rows, in characters */
 554         unsigned short ws_col;  /* columns, in character */
 555         unsigned short ws_xpixel;       /* horizontal size, pixels */
 556         unsigned short ws_ypixel;       /* vertical size, pixels */
 557 };
 558 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
 559
 560 #endif /* end _SYS_TTOLD_H */
 561
 562 #ifdef  __cplusplus
 563 }
 564 #endif
 565
 566 #endif  /* _SYS_TERMIOS_H */