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linux32_ioctl.h revision 1.1 
      1 /*	$NetBSD: linux32_ioctl.h,v 1.1 2006/02/15 09:31:17 manu Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1995-2006 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Frank van der Linden, Eric Haszlakiewicz, and Emmanuel Dreyfus.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef _LINUX32_IOCTL_H
     40 #define _LINUX32_IOCTL_H
     41 
     42 #if defined(__amd64__)
     43 #include <compat/linux32/arch/amd64/linux32_ioctl.h>
     44 #endif
     45 
     46 #ifdef _KERNEL
     47 __BEGIN_DECLS
     48 struct linux32_sys_ioctl_args;
     49 int linux32_ioctl_termios __P((struct lwp *, struct linux32_sys_ioctl_args *,
     50     register_t *));
     51 __END_DECLS
     52 #endif
     53 
     54 #define	_LINUX32_IOC_NRMASK	((1 << _LINUX32_IOC_NRBITS) - 1)
     55 #define	_LINUX32_IOC_TYPEMASK	((1 << _LINUX32_IOC_TYPEBITS) - 1)
     56 #define	_LINUX32_IOC_SIZEMAEK	((1 << _LINUX32_IOC_SIZEBITS) - 1)
     57 #define _LINUX32_IOC_DIRMASK	((1 << _LINUX32_IOC_DIRBITS) - 1)
     58 
     59 #define	_LINUX32_IOC_TYPESHIFT	(_LINUX32_IOC_NRSHIFT + _LINUX32_IOC_NRBITS)
     60 #define	_LINUX32_IOC_SIZESHIFT	(_LINUX32_IOC_TYPESHIFT + _LINUX32_IOC_TYPEBITS)
     61 #define	_LINUX32_IOC_DIRSHIFT	(_LINUX32_IOC_SIZESHIFT + _LINUX32_IOC_SIZEBITS)
     62 
     63 #define	_LINUX32_IOC(dir,type,nr,size)		\
     64 	(((nr)   << _LINUX32_IOC_NRSHIFT) |	\
     65 	 ((type) << _LINUX32_IOC_TYPESHIFT) |	\
     66 	 ((size) << _LINUX32_IOC_SIZESHIFT) |	\
     67 	 ((dir)  << _LINUX32_IOC_DIRSHIFT))
     68 
     69 #define _LINUX32_IO(type,nr)		\
     70     _LINUX32_IOC(_LINUX32_IOC_NONE,(type),(nr),0)
     71 #define	_LINUX32_IOR(type,nr,size)	\
     72     _LINUX32_IOC(_LINUX32_IOC_READ,(type),(nr),sizeof(size))
     73 #define	_LINUX32_IOW(type,nr,size)	\
     74     _LINUX32_IOC(_LINUX32_IOC_WRITE,(type),(nr),sizeof(size))
     75 #define	_LINUX32_IOWR(type,nr,size)	\
     76     _LINUX32_IOC(_LINUX32_IOC_READ|_LINUX32_IOC_WRITE,(type),(nr),sizeof(size))
     77 
     78 #define _LINUX32_IOC_DIR(nr)	\
     79 	(((nr) >> _LINUX32_IOC_DIRSHIFT) & _LINUX32_IOC_DIRMASK)
     80 #define _LINUX32_IOC_TYPE(nr)	\
     81 	(((nr) >> _LINUX32_IOC_TYPESHIFT) & _LINUX32_IOC_TYPEMASK)
     82 #define _LINUX32_IOC_NR(nr)	\
     83 	(((nr) >> _LINUX32_IOC_NRSHIFT) & _LINUX32_IOC_NRMASK)
     84 #define _LINUX32_IOC_SIZE(nr)	\
     85 	(((nr) >> _LINUX32_IOC_SIZESHIFT) & _LINUX32_IOC_SIZEMASK)
     86 
     87 #define LINUX32_IOCGROUP(x)	_LINUX32_IOC_TYPE(x)
     88 
     89 #endif /* !_LINUX32_IOCTL_H */
     90