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/* $OpenBSD: linux_ioctl.h,v 1.7 2002/03/14 01:26:50 millert Exp $ */
/* $NetBSD: linux_ioctl.h,v 1.4 1996/04/05 00:01:36 christos Exp $ */
/*
* Copyright (c) 1995 Frank van der Linden
* All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project
* by Frank van der Linden
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#define _LINUX_IOC_NRBITS 8
#define _LINUX_IOC_TYPEBITS 8
#define _LINUX_IOC_SIZEBITS 14
#define _LINUX_IOC_DIRBITS 2
#define _LINUX_IOC_NRSHIFT 0
#define _LINUX_IOC_NONE 0U
#define _LINUX_IOC_WRITE 1U
#define _LINUX_IOC_READ 2U
#define _LINUX_IOC_NRMASK ((1 << _LINUX_IOC_NRBITS) - 1)
#define _LINUX_IOC_TYPEMASK ((1 << _LINUX_IOC_TYPEBITS) - 1)
#define _LINUX_IOC_SIZEMASK ((1 << _LINUX_IOC_SIZEBITS) - 1)
#define _LINUX_IOC_DIRMASK ((1 << _LINUX_IOC_DIRBITS) - 1)
#define _LINUX_IOC_TYPESHIFT (_LINUX_IOC_NRSHIFT + _LINUX_IOC_NRBITS)
#define _LINUX_IOC_SIZESHIFT (_LINUX_IOC_TYPESHIFT + _LINUX_IOC_TYPEBITS)
#define _LINUX_IOC_DIRSHIFT (_LINUX_IOC_SIZESHIFT + _LINUX_IOC_SIZEBITS)
#define _LINUX_IOC(dir,type,nr,size) \
(((nr) << _LINUX_IOC_NRSHIFT) | \
((type) << _LINUX_IOC_TYPESHIFT) | \
((size) << _LINUX_IOC_SIZESHIFT) | \
((dir) << _LINUX_IOC_DIRSHIFT))
#define _LINUX_IO(type,nr) \
_LINUX_IOC(_LINUX_IOC_NONE,(type),(nr),0)
#define _LINUX_IOR(type,nr,size) \
_LINUX_IOC(_LINUX_IOC_READ,(type),(nr),sizeof(size))
#define _LINUX_IOW(type,nr,size) \
_LINUX_IOC(_LINUX_IOC_WRITE,(type),(nr),sizeof(size))
#define _LINUX_IOWR(type,nr,size) \
_LINUX_IOC(_LINUX_IOC_READ|_LINUX_IOC_WRITE,(type),(nr),sizeof(size))
#define _LINUX_IOC_DIR(nr) \
(((nr) >> _LINUX_IOC_DIRSHIFT) & _LINUX_IOC_DIRMASK)
#define _LINUX_IOC_TYPE(nr) \
(((nr) >> _LINUX_IOC_TYPESHIFT) & _LINUX_IOC_TYPEMASK)
#define _LINUX_IOC_NR(nr) \
(((nr) >> _LINUX_IOC_NRSHIFT) & _LINUX_IOC_NRMASK)
#define _LINUX_IOC_SIZE(nr) \
(((nr) >> _LINUX_IOC_SIZESHIFT) & _LINUX_IOC_SIZEMASK)
#define LINUX_IOCGROUP(x) _LINUX_IOC_TYPE(x)
struct linux_sys_ioctl_args;
int linux_ioctl_audio(struct proc *, struct linux_sys_ioctl_args *,
register_t *);
int linux_machdepioctl(struct proc *, void *, register_t *);
int linux_ioctl_termios(struct proc *, void *, register_t *);
int linux_ioctl_cdrom(struct proc *, void *, register_t *);
int linux_ioctl_socket(struct proc *, void *, register_t *);
int linux_ioctl_hdio(struct proc *, struct linux_sys_ioctl_args *,
register_t *);
int linux_ioctl_fdio(struct proc *, struct linux_sys_ioctl_args *,
register_t *);
int linux_ioctl_blkio(struct proc *, struct linux_sys_ioctl_args *,
register_t *);
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