xref: /netbsd-src/sys/miscfs/fifofs/fifo.h (revision 6dffe8d42bd46273f674d7ab834e7be9b1af990e)
1 /*	$NetBSD: fifo.h,v 1.25 2008/01/25 14:32:15 ad Exp $	*/
2 
3 /*
4  * Copyright (c) 1991, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)fifo.h	8.6 (Berkeley) 5/21/95
32  */
33 
34 /*
35  * Prototypes for fifo operations on vnodes.
36  */
37 int	fifo_lookup(void *);
38 #define fifo_create	genfs_badop
39 #define fifo_mknod	genfs_badop
40 int	fifo_open(void *);
41 int	fifo_close(void *);
42 #define fifo_access	genfs_ebadf
43 #define fifo_getattr	genfs_ebadf
44 #define fifo_setattr	genfs_ebadf
45 int	fifo_read(void *);
46 int	fifo_write(void *);
47 int	fifo_ioctl(void *);
48 int	fifo_poll(void *);
49 int	fifo_kqfilter(void *);
50 #define fifo_revoke	genfs_revoke
51 #define fifo_mmap	genfs_badop
52 #define fifo_fsync	genfs_nullop
53 #define fifo_seek	genfs_badop
54 #define fifo_remove	genfs_badop
55 #define fifo_link	genfs_badop
56 #define fifo_rename	genfs_badop
57 #define fifo_mkdir	genfs_badop
58 #define fifo_rmdir	genfs_badop
59 #define fifo_symlink	genfs_badop
60 #define fifo_readdir	genfs_badop
61 #define fifo_readlink	genfs_badop
62 #define fifo_abortop	genfs_badop
63 #define fifo_reclaim	genfs_nullop
64 #define	fifo_lock	genfs_lock
65 #define	fifo_unlock	genfs_unlock
66 int	fifo_inactive(void *);
67 int	fifo_bmap(void *);
68 #define fifo_strategy	genfs_badop
69 int	fifo_print(void *);
70 #define fifo_islocked	genfs_islocked
71 int	fifo_pathconf(void *);
72 #define	fifo_advlock	genfs_einval
73 #define fifo_bwrite	genfs_nullop
74 #define	fifo_putpages	genfs_null_putpages
75 
76 void 	fifo_printinfo(struct vnode *);
77 
78 extern int (**fifo_vnodeop_p)(void *);
79