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Annotation of sys/compat/linux/linux_ioctl.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: linux_ioctl.h,v 1.7 2002/03/14 01:26:50 millert Exp $ */
                      2: /*     $NetBSD: linux_ioctl.h,v 1.4 1996/04/05 00:01:36 christos Exp $ */
                      3:
                      4: /*
                      5:  * Copyright (c) 1995 Frank van der Linden
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. All advertising materials mentioning features or use of this software
                     17:  *    must display the following acknowledgement:
                     18:  *      This product includes software developed for the NetBSD Project
                     19:  *      by Frank van der Linden
                     20:  * 4. The name of the author may not be used to endorse or promote products
                     21:  *    derived from this software without specific prior written permission
                     22:  *
                     23:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     24:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     25:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     26:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     27:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     28:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     29:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     30:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     31:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     32:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     33:  */
                     34:
                     35: #define        _LINUX_IOC_NRBITS       8
                     36: #define        _LINUX_IOC_TYPEBITS     8
                     37: #define        _LINUX_IOC_SIZEBITS     14
                     38: #define        _LINUX_IOC_DIRBITS      2
                     39:
                     40: #define        _LINUX_IOC_NRSHIFT      0
                     41:
                     42: #define        _LINUX_IOC_NONE         0U
                     43: #define        _LINUX_IOC_WRITE        1U
                     44: #define        _LINUX_IOC_READ         2U
                     45:
                     46: #define        _LINUX_IOC_NRMASK       ((1 << _LINUX_IOC_NRBITS) - 1)
                     47: #define        _LINUX_IOC_TYPEMASK     ((1 << _LINUX_IOC_TYPEBITS) - 1)
                     48: #define        _LINUX_IOC_SIZEMASK     ((1 << _LINUX_IOC_SIZEBITS) - 1)
                     49: #define        _LINUX_IOC_DIRMASK      ((1 << _LINUX_IOC_DIRBITS) - 1)
                     50:
                     51: #define        _LINUX_IOC_TYPESHIFT    (_LINUX_IOC_NRSHIFT + _LINUX_IOC_NRBITS)
                     52: #define        _LINUX_IOC_SIZESHIFT    (_LINUX_IOC_TYPESHIFT + _LINUX_IOC_TYPEBITS)
                     53: #define        _LINUX_IOC_DIRSHIFT     (_LINUX_IOC_SIZESHIFT + _LINUX_IOC_SIZEBITS)
                     54:
                     55: #define        _LINUX_IOC(dir,type,nr,size)            \
                     56:        (((nr)   << _LINUX_IOC_NRSHIFT) |       \
                     57:         ((type) << _LINUX_IOC_TYPESHIFT) |     \
                     58:         ((size) << _LINUX_IOC_SIZESHIFT) |     \
                     59:         ((dir)  << _LINUX_IOC_DIRSHIFT))
                     60:
                     61: #define _LINUX_IO(type,nr)             \
                     62:        _LINUX_IOC(_LINUX_IOC_NONE,(type),(nr),0)
                     63: #define _LINUX_IOR(type,nr,size)       \
                     64:        _LINUX_IOC(_LINUX_IOC_READ,(type),(nr),sizeof(size))
                     65: #define _LINUX_IOW(type,nr,size)       \
                     66:        _LINUX_IOC(_LINUX_IOC_WRITE,(type),(nr),sizeof(size))
                     67: #define _LINUX_IOWR(type,nr,size)      \
                     68:        _LINUX_IOC(_LINUX_IOC_READ|_LINUX_IOC_WRITE,(type),(nr),sizeof(size))
                     69:
                     70: #define        _LINUX_IOC_DIR(nr)      \
                     71:        (((nr) >> _LINUX_IOC_DIRSHIFT) & _LINUX_IOC_DIRMASK)
                     72: #define        _LINUX_IOC_TYPE(nr)     \
                     73:        (((nr) >> _LINUX_IOC_TYPESHIFT) & _LINUX_IOC_TYPEMASK)
                     74: #define        _LINUX_IOC_NR(nr)       \
                     75:        (((nr) >> _LINUX_IOC_NRSHIFT) & _LINUX_IOC_NRMASK)
                     76: #define        _LINUX_IOC_SIZE(nr)     \
                     77:        (((nr) >> _LINUX_IOC_SIZESHIFT) & _LINUX_IOC_SIZEMASK)
                     78:
                     79: #define        LINUX_IOCGROUP(x)       _LINUX_IOC_TYPE(x)
                     80:
                     81: struct linux_sys_ioctl_args;
                     82: int linux_ioctl_audio(struct proc *, struct linux_sys_ioctl_args *,
                     83:     register_t *);
                     84: int linux_machdepioctl(struct proc *, void *, register_t *);
                     85: int linux_ioctl_termios(struct proc *, void *, register_t *);
                     86: int linux_ioctl_cdrom(struct proc *, void *, register_t *);
                     87: int linux_ioctl_socket(struct proc *, void *, register_t *);
                     88: int linux_ioctl_hdio(struct proc *, struct linux_sys_ioctl_args *,
                     89:     register_t *);
                     90: int linux_ioctl_fdio(struct proc *, struct linux_sys_ioctl_args *,
                     91:     register_t *);
                     92: int linux_ioctl_blkio(struct proc *, struct linux_sys_ioctl_args *,
                     93:     register_t *);