libc

/* $Id$ */

/* This file is part of DeforaOS System libc */

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions are

* met:

* 1. Redistributions of source code must retain the above copyright

* notice, this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright

* notice, this list of conditions and the following disclaimer in the

* documentation and/or other materials provided with the distribution.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED

* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED

* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */

#ifndef LIBC_KERNEL_OPENBSD_SYS_IOCTL_H

# define LIBC_KERNEL_OPENBSD_SYS_IOCTL_H

/* macros */

# define _IOC(inout, group, num, len) \

(inout | ((len & IOCPARM_MASK) << 16) | ((group) << 8) | (num))

# define _IOR(g, n, t) _IOC(IOC_OUT, (g), (n), sizeof(t))

/* constants */

# define IOCPARM_MASK 0x1fff

# define IOC_OUT (unsigned long)0x40000000

# define IOC_DIRMASK (unsigned long)0xe0000000

# define TIOCGETA _IOR('t', 19, struct termios)

#endif /* !LIBC_KERNEL_OPENBSD_SYS_IOCTL_H */