Annotation of XNU/bsd/miscfs/fifofs/fifo.h, revision 1.1.1.1

1.1       root        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: int    fifo_pagein __P((struct vop_pagein_args *));
                    109: int    fifo_pageout __P((struct vop_pageout_args *));

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