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/* Structure types for pre-termios terminal ioctls. Generic Unix version.
Copyright (C) 1996-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _SYS_IOCTL_H
# error "Never use <bits/ioctl-types.h> directly; include <sys/ioctl.h> instead."
#endif
#if defined TIOCGETC || defined TIOCSETC
/* Type of ARG for TIOCGETC and TIOCSETC requests. */
struct tchars
{
char t_intrc; /* Interrupt character. */
char t_quitc; /* Quit character. */
char t_startc; /* Start-output character. */
char t_stopc; /* Stop-output character. */
char t_eofc; /* End-of-file character. */
char t_brkc; /* Input delimiter character. */
};
# define _IOT_tchars /* Hurd ioctl type field. */ \
_IOT (_IOTS (char), 6, 0, 0, 0, 0)
#endif
#if defined TIOCGLTC || defined TIOCSLTC
/* Type of ARG for TIOCGLTC and TIOCSLTC requests. */
struct ltchars
{
char t_suspc; /* Suspend character. */
char t_dsuspc; /* Delayed suspend character. */
char t_rprntc; /* Reprint-line character. */
char t_flushc; /* Flush-output character. */
char t_werasc; /* Word-erase character. */
char t_lnextc; /* Literal-next character. */
};
# define _IOT_ltchars /* Hurd ioctl type field. */ \
_IOT (_IOTS (char), 6, 0, 0, 0, 0)
#endif
/* Type of ARG for TIOCGETP and TIOCSETP requests (and gtty and stty). */
struct sgttyb
{
char sg_ispeed; /* Input speed. */
char sg_ospeed; /* Output speed. */
char sg_erase; /* Erase character. */
char sg_kill; /* Kill character. */
short int sg_flags; /* Mode flags. */
};
#define _IOT_sgttyb /* Hurd ioctl type field. */ \
_IOT (_IOTS (char), 4, _IOTS (short int), 1, 0, 0)
#if defined TIOCGWINSZ || defined TIOCSWINSZ
/* Type of ARG for TIOCGWINSZ and TIOCSWINSZ requests. */
struct winsize
{
unsigned short int ws_row; /* Rows, in characters. */
unsigned short int ws_col; /* Columns, in characters. */
/* These are not actually used. */
unsigned short int ws_xpixel; /* Horizontal pixels. */
unsigned short int ws_ypixel; /* Vertical pixels. */
};
# define _IOT_winsize /* Hurd ioctl type field. */ \
_IOT (_IOTS (unsigned short int), 4, 0, 0, 0, 0)
#endif
#if defined TIOCGSIZE || defined TIOCSSIZE
/* The BSD-style ioctl constructor macros use `sizeof', which can't be used
in a preprocessor conditional. Since the commands are always unique
regardless of the size bits, we can safely define away `sizeof' for the
purpose of the conditional. */
# define sizeof(type) 0
# if defined TIOCGWINSZ && TIOCGSIZE == TIOCGWINSZ
/* Many systems that have TIOCGWINSZ define TIOCGSIZE for source
compatibility with Sun; they define `struct ttysize' to have identical
layout as `struct winsize' and #define TIOCGSIZE to be TIOCGWINSZ
(likewise TIOCSSIZE and TIOCSWINSZ). */
struct ttysize
{
unsigned short int ts_lines;
unsigned short int ts_cols;
unsigned short int ts_xxx;
unsigned short int ts_yyy;
};
# define _IOT_ttysize _IOT_winsize
# else
/* Suns use a different layout for `struct ttysize', and TIOCGSIZE and
TIOCGWINSZ are separate commands that do the same thing with different
structures (likewise TIOCSSIZE and TIOCSWINSZ). */
struct ttysize
{
int ts_lines, ts_cols; /* Lines and columns, in characters. */
};
# endif
# undef sizeof /* See above. */
#endif
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