64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
/* ioctl.cc: ioctl routines.
|
|
|
|
Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
|
|
|
|
Written by Doug Evans of Cygnus Support
|
|
dje@cygnus.com
|
|
|
|
This file is part of Cygwin.
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
details. */
|
|
|
|
#include "winsup.h"
|
|
#include <sys/ioctl.h>
|
|
#include "cygerrno.h"
|
|
#include "security.h"
|
|
#include "path.h"
|
|
#include "fhandler.h"
|
|
#include "dtable.h"
|
|
#include "cygheap.h"
|
|
#include "sigproc.h"
|
|
#include <sys/termios.h>
|
|
|
|
extern "C" int
|
|
ioctl (int fd, int cmd, ...)
|
|
{
|
|
|
|
cygheap_fdget cfd (fd);
|
|
if (cfd < 0)
|
|
return -1;
|
|
|
|
/* check for optional mode argument */
|
|
va_list ap;
|
|
va_start (ap, cmd);
|
|
char *argp = va_arg (ap, char *);
|
|
va_end (ap);
|
|
|
|
debug_printf ("fd %d, cmd %x", fd, cmd);
|
|
int res;
|
|
if (cfd->is_tty () && cfd->get_device () != FH_PTYM)
|
|
switch (cmd)
|
|
{
|
|
case TCGETA:
|
|
res = tcgetattr (fd, (struct termios *) argp);
|
|
goto out;
|
|
case TCSETA:
|
|
res = tcsetattr (fd, TCSANOW, (struct termios *) argp);
|
|
goto out;
|
|
case TCSETAW:
|
|
res = tcsetattr (fd, TCSADRAIN, (struct termios *) argp);
|
|
goto out;
|
|
case TCSETAF:
|
|
res = tcsetattr (fd, TCSAFLUSH, (struct termios *) argp);
|
|
goto out;
|
|
}
|
|
|
|
res = cfd->ioctl (cmd, argp);
|
|
|
|
out:
|
|
debug_printf ("returning %d", res);
|
|
return res;
|
|
}
|