xref: /openbsd-src/sys/miscfs/fifofs/fifo.h (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /*	$OpenBSD: fifo.h,v 1.8 2001/06/23 02:14:24 csapuntz Exp $	*/
2 /*	$NetBSD: fifo.h,v 1.10 1996/02/09 22:40:15 christos Exp $	*/
3 
4 /*
5  * Copyright (c) 1991, 1993
6  *	The Regents of the University of California.  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 by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  *	@(#)fifo.h	8.3 (Berkeley) 8/10/94
37  */
38 #ifdef FIFO
39 
40 /*
41  * Prototypes for fifo operations on vnodes.
42  */
43 int	fifo_badop	__P((void *));
44 int	fifo_ebadf	__P((void *));
45 
46 int	fifo_lookup	__P((void *));
47 #define fifo_create	fifo_badop
48 #define fifo_mknod	fifo_badop
49 int	fifo_open	__P((void *));
50 int	fifo_close	__P((void *));
51 #define fifo_access	fifo_ebadf
52 #define fifo_getattr	fifo_ebadf
53 #define fifo_setattr	fifo_ebadf
54 int	fifo_read	__P((void *));
55 int	fifo_write	__P((void *));
56 #define fifo_lease_check nullop
57 int	fifo_ioctl	__P((void *));
58 int	fifo_select	__P((void *));
59 int	fifo_kqfilter	__P((void *));
60 #define fifo_fsync	nullop
61 #define fifo_remove	fifo_badop
62 #define fifo_revoke     vop_generic_revoke
63 #define fifo_link	fifo_badop
64 #define fifo_rename	fifo_badop
65 #define fifo_mkdir	fifo_badop
66 #define fifo_rmdir	fifo_badop
67 #define fifo_symlink	fifo_badop
68 #define fifo_readdir	fifo_badop
69 #define fifo_readlink	fifo_badop
70 #define fifo_abortop	fifo_badop
71 int fifo_inactive __P((void *));
72 #define fifo_reclaim	nullop
73 #define fifo_lock       vop_generic_lock
74 #define fifo_unlock     vop_generic_unlock
75 int	fifo_bmap	__P((void *));
76 #define fifo_strategy	fifo_badop
77 int	fifo_print	__P((void *));
78 #define fifo_islocked	vop_generic_islocked
79 int	fifo_pathconf	__P((void *));
80 int	fifo_advlock	__P((void *));
81 #define fifo_reallocblks fifo_badop
82 #define fifo_bwrite	nullop
83 
84 void 	fifo_printinfo __P((struct vnode *));
85 
86 extern int (**fifo_vnodeop_p) __P((void *));
87 
88 #endif /* FIFO */
89