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Diffstat (limited to 'misc/sys/ioctl.h')
| -rw-r--r-- | misc/sys/ioctl.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/misc/sys/ioctl.h b/misc/sys/ioctl.h new file mode 100644 index 0000000000..b37a2740cd --- /dev/null +++ b/misc/sys/ioctl.h @@ -0,0 +1,130 @@ +/* Copyright (C) 1991, 1992, 1993, 1994 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#ifndef _SYS_IOCTL_H + +#define _SYS_IOCTL_H 1 +#include <features.h> + +__BEGIN_DECLS + +/* Get the list of `ioctl' requests and related constants. */ +#include <ioctls.h> + +/* On a Unix system, the system <sys/ioctl.h> probably defines some of the + symbols we define in <sys/ttydefaults.h> (usually with the same values). + The code to generate <ioctls.h> has omitted these symbols to avoid the + conflict, but a Unix program expects <sys/ioctl.h> to define them, so we + must include <sys/ttydefaults.h> here. */ +#include <sys/ttydefaults.h> + +#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), 6, _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) +# 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 +#endif + +/* Perform the I/O control operation specified by REQUEST on FD. + One argument may follow; its presence and type depend on REQUEST. + Return value depends on REQUEST. Usually -1 indicates error. */ +extern int __ioctl __P ((int __fd, unsigned long int __request, ...)); +extern int ioctl __P ((int __fd, unsigned long int __request, ...)); + +__END_DECLS + +#endif /* sys/ioctl.h */ |