1: /* Structure types for pre-termios terminal ioctls.  Generic Unix version.
    2:    Copyright (C) 1996, 1997 Free Software Foundation, Inc.
    3:    This file is part of the GNU C Library.
    4: 
    5:    The GNU C Library is free software; you can redistribute it and/or
    6:    modify it under the terms of the GNU Lesser General Public
    7:    License as published by the Free Software Foundation; either
    8:    version 2.1 of the License, or (at your option) any later version.
    9: 
   10:    The GNU C Library is distributed in the hope that it will be useful,
   11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   13:    Lesser General Public License for more details.
   14: 
   15:    You should have received a copy of the GNU Lesser General Public
   16:    License along with the GNU C Library; if not, write to the Free
   17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   18:    02111-1307 USA.  */
   19: 
   20: #ifndef _SYS_IOCTL_H
   21: # error "Never use <bits/ioctl-types.h> directly; include <sys/ioctl.h> instead."
   22: #endif
   23: 
   24: #if defined TIOCGETC || defined TIOCSETC
   25: /* Type of ARG for TIOCGETC and TIOCSETC requests.  */
   26: struct tchars
   27: {
   28:   char t_intrc;                 /* Interrupt character.  */
   29:   char t_quitc;                 /* Quit character.  */
   30:   char t_startc;                /* Start-output character.  */
   31:   char t_stopc;                 /* Stop-output character.  */
   32:   char t_eofc;                  /* End-of-file character.  */
   33:   char t_brkc;                  /* Input delimiter character.  */
   34: };
   35: 
   36: #define _IOT_tchars     /* Hurd ioctl type field.  */ \
   37:   _IOT (_IOTS (char), 6, 0, 0, 0, 0)
   38: #endif
   39: 
   40: #if defined TIOCGLTC || defined TIOCSLTC
   41: /* Type of ARG for TIOCGLTC and TIOCSLTC requests.  */
   42: struct ltchars
   43: {
   44:   char t_suspc;                 /* Suspend character.  */
   45:   char t_dsuspc;                /* Delayed suspend character.  */
   46:   char t_rprntc;                /* Reprint-line character.  */
   47:   char t_flushc;                /* Flush-output character.  */
   48:   char t_werasc;                /* Word-erase character.  */
   49:   char t_lnextc;                /* Literal-next character.  */
   50: };
   51: 
   52: #define _IOT_ltchars    /* Hurd ioctl type field.  */ \
   53:   _IOT (_IOTS (char), 6, 0, 0, 0, 0)
   54: #endif
   55: 
   56: /* Type of ARG for TIOCGETP and TIOCSETP requests (and gtty and stty).  */
   57: struct sgttyb
   58: {
   59:   char sg_ispeed;               /* Input speed.  */
   60:   char sg_ospeed;               /* Output speed.  */
   61:   char sg_erase;                /* Erase character.  */
   62:   char sg_kill;                 /* Kill character.  */
   63:   short int sg_flags;           /* Mode flags.  */
   64: };
   65: 
   66: #define _IOT_sgttyb     /* Hurd ioctl type field.  */ \
   67:   _IOT (_IOTS (char), 6, _IOTS (short int), 1, 0, 0)
   68: 
   69: #if defined TIOCGWINSZ || defined TIOCSWINSZ
   70: /* Type of ARG for TIOCGWINSZ and TIOCSWINSZ requests.  */
   71: struct winsize
   72: {
   73:   unsigned short int ws_row;    /* Rows, in characters.  */
   74:   unsigned short int ws_col;    /* Columns, in characters.  */
   75: 
   76:   /* These are not actually used.  */
   77:   unsigned short int ws_xpixel; /* Horizontal pixels.  */
   78:   unsigned short int ws_ypixel; /* Vertical pixels.  */
   79: };
   80: 
   81: #define _IOT_winsize    /* Hurd ioctl type field.  */ \
   82:   _IOT (_IOTS (unsigned short int), 4, 0, 0, 0, 0)
   83: #endif
   84: 
   85: #if defined TIOCGSIZE || defined TIOCSSIZE
   86: /* The BSD-style ioctl constructor macros use `sizeof', which can't be used
   87:    in a preprocessor conditional.  Since the commands are always unique
   88:    regardless of the size bits, we can safely define away `sizeof' for the
   89:    purpose of the conditional.  */
   90: #  define sizeof(type) 0
   91: #  if defined TIOCGWINSZ && TIOCGSIZE == TIOCGWINSZ
   92: /* Many systems that have TIOCGWINSZ define TIOCGSIZE for source
   93:    compatibility with Sun; they define `struct ttysize' to have identical
   94:    layout as `struct winsize' and #define TIOCGSIZE to be TIOCGWINSZ
   95:    (likewise TIOCSSIZE and TIOCSWINSZ).  */
   96: struct ttysize
   97: {
   98:   unsigned short int ts_lines;
   99:   unsigned short int ts_cols;
  100:   unsigned short int ts_xxx;
  101:   unsigned short int ts_yyy;
  102: };
  103: #define _IOT_ttysize    _IOT_winsize
  104: #  else
  105: /* Suns use a different layout for `struct ttysize', and TIOCGSIZE and
  106:    TIOCGWINSZ are separate commands that do the same thing with different
  107:    structures (likewise TIOCSSIZE and TIOCSWINSZ).  */
  108: struct ttysize
  109: {
  110:   int ts_lines, ts_cols;        /* Lines and columns, in characters.  */
  111: };
  112: #  endif
  113: #  undef sizeof                 /* See above.  */
  114: #endif