bsd/miscfs/fifofs/fifo.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  23 /*
  24  * Copyright (c) 1991, 1993
  25  *      The Regents of the University of California.  All rights reserved.
  26  *
  27  * Redistribution and use in source and binary forms, with or without
  28  * modification, are permitted provided that the following conditions
  29  * are met:
  30  * 1. Redistributions of source code must retain the above copyright
  31  *    notice, this list of conditions and the following disclaimer.
  32  * 2. Redistributions in binary form must reproduce the above copyright
  33  *    notice, this list of conditions and the following disclaimer in the
  34  *    documentation and/or other materials provided with the distribution.
  35  * 3. All advertising materials mentioning features or use of this software
  36  *    must display the following acknowledgement:
  37  *      This product includes software developed by the University of
  38  *      California, Berkeley and its contributors.
  39  * 4. Neither the name of the University nor the names of its contributors
  40  *    may be used to endorse or promote products derived from this software
  41  *    without specific prior written permission.
  42  *
  43  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  44  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  45  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  46  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  47  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  48  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  49  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  50  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  51  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  52  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  53  * SUCH DAMAGE.
  54  *
  55  *      @(#)fifo.h      8.3 (Berkeley) 8/10/94
  56  */
  57
  58 /*
  59  * Prototypes for fifo operations on vnodes.
  60  */
  61 int     fifo_badop(),
  62         fifo_ebadf();
  63
  64 int     fifo_lookup __P((struct vop_lookup_args *));
  65 #define fifo_create ((int (*) __P((struct  vop_create_args *)))fifo_badop)
  66 #define fifo_mknod ((int (*) __P((struct  vop_mknod_args *)))fifo_badop)
  67 int     fifo_open __P((struct vop_open_args *));
  68 int     fifo_close __P((struct vop_close_args *));
  69 #define fifo_access ((int (*) __P((struct  vop_access_args *)))fifo_ebadf)
  70 #define fifo_getattr ((int (*) __P((struct  vop_getattr_args *)))fifo_ebadf)
  71 #define fifo_setattr ((int (*) __P((struct  vop_setattr_args *)))fifo_ebadf)
  72 int     fifo_read __P((struct vop_read_args *));
  73 int     fifo_write __P((struct vop_write_args *));
  74 #define fifo_lease_check ((int (*) __P((struct  vop_lease_args *)))nullop)
  75 int     fifo_ioctl __P((struct vop_ioctl_args *));
  76 int     fifo_select __P((struct vop_select_args *));
  77 #define fifo_revoke vop_revoke
  78 #define fifo_mmap ((int (*) __P((struct  vop_mmap_args *)))fifo_badop)
  79 #define fifo_fsync ((int (*) __P((struct  vop_fsync_args *)))nullop)
  80 #define fifo_seek ((int (*) __P((struct  vop_seek_args *)))fifo_badop)
  81 #define fifo_remove ((int (*) __P((struct  vop_remove_args *)))fifo_badop)
  82 #define fifo_link ((int (*) __P((struct  vop_link_args *)))fifo_badop)
  83 #define fifo_rename ((int (*) __P((struct  vop_rename_args *)))fifo_badop)
  84 #define fifo_mkdir ((int (*) __P((struct  vop_mkdir_args *)))fifo_badop)
  85 #define fifo_rmdir ((int (*) __P((struct  vop_rmdir_args *)))fifo_badop)
  86 #define fifo_symlink ((int (*) __P((struct  vop_symlink_args *)))fifo_badop)
  87 #define fifo_readdir ((int (*) __P((struct  vop_readdir_args *)))fifo_badop)
  88 #define fifo_readlink ((int (*) __P((struct  vop_readlink_args *)))fifo_badop)
  89 #define fifo_abortop ((int (*) __P((struct  vop_abortop_args *)))fifo_badop)
  90 int     fifo_inactive __P((struct  vop_inactive_args *));
  91 #define fifo_reclaim ((int (*) __P((struct  vop_reclaim_args *)))nullop)
  92 #define fifo_lock ((int (*) __P((struct  vop_lock_args *)))vop_nolock)
  93 #define fifo_unlock ((int (*) __P((struct  vop_unlock_args *)))vop_nounlock)
  94 int     fifo_bmap __P((struct vop_bmap_args *));
  95 #define fifo_strategy ((int (*) __P((struct  vop_strategy_args *)))fifo_badop)
  96 int     fifo_print __P((struct vop_print_args *));
  97 #define fifo_islocked ((int(*) __P((struct vop_islocked_args *)))vop_noislocked)
  98 int     fifo_pathconf __P((struct vop_pathconf_args *));
  99 int     fifo_advlock __P((struct vop_advlock_args *));
 100 #define fifo_blkatoff ((int (*) __P((struct  vop_blkatoff_args *)))fifo_badop)
 101 #define fifo_valloc ((int (*) __P((struct  vop_valloc_args *)))fifo_badop)
 102 #define fifo_reallocblks \
 103         ((int (*) __P((struct  vop_reallocblks_args *)))fifo_badop)
 104 #define fifo_vfree ((int (*) __P((struct  vop_vfree_args *)))fifo_badop)
 105 #define fifo_truncate ((int (*) __P((struct  vop_truncate_args *)))nullop)
 106 #define fifo_update ((int (*) __P((struct  vop_update_args *)))nullop)
 107 #define fifo_bwrite ((int (*) __P((struct  vop_bwrite_args *)))nullop)
 108 #define fifo_blktooff ((int (*) __P((struct vop_blktooff_args *)))fifo_badop)
 109