fifo.h revision 1.3 1 /*
2 * Copyright (c) 1991 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * from: @(#)fifo.h 7.1 (Berkeley) 4/15/91
34 * $Id: fifo.h,v 1.3 1993/05/20 16:22:13 cgd Exp $
35 */
36
37 #ifndef _SYS_FIFO_H_
38 #define _SYS_FIFO_H_
39
40 #ifdef FIFO
41 /*
42 * Prototypes for fifo operations on vnodes.
43 */
44 int fifo_badop(),
45 fifo_ebadf();
46
47 int fifo_lookup __P((
48 struct vnode *vp,
49 struct nameidata *ndp,
50 struct proc *p));
51 #define fifo_create ((int (*) __P(( \
52 struct nameidata *ndp, \
53 struct vattr *vap, \
54 struct proc *p))) fifo_badop)
55 #define fifo_mknod ((int (*) __P(( \
56 struct nameidata *ndp, \
57 struct vattr *vap, \
58 struct ucred *cred, \
59 struct proc *p))) fifo_badop)
60 int fifo_open __P((
61 struct vnode *vp,
62 int mode,
63 struct ucred *cred,
64 struct proc *p));
65 int fifo_close __P((
66 struct vnode *vp,
67 int fflag,
68 struct ucred *cred,
69 struct proc *p));
70 #define fifo_access ((int (*) __P(( \
71 struct vnode *vp, \
72 int mode, \
73 struct ucred *cred, \
74 struct proc *p))) fifo_ebadf)
75 #define fifo_getattr ((int (*) __P(( \
76 struct vnode *vp, \
77 struct vattr *vap, \
78 struct ucred *cred, \
79 struct proc *p))) fifo_ebadf)
80 #define fifo_setattr ((int (*) __P(( \
81 struct vnode *vp, \
82 struct vattr *vap, \
83 struct ucred *cred, \
84 struct proc *p))) fifo_ebadf)
85 int fifo_read __P((
86 struct vnode *vp,
87 struct uio *uio,
88 int ioflag,
89 struct ucred *cred));
90 int fifo_write __P((
91 struct vnode *vp,
92 struct uio *uio,
93 int ioflag,
94 struct ucred *cred));
95 int fifo_ioctl __P((
96 struct vnode *vp,
97 int command,
98 caddr_t data,
99 int fflag,
100 struct ucred *cred,
101 struct proc *p));
102 int fifo_select __P((
103 struct vnode *vp,
104 int which,
105 int fflags,
106 struct ucred *cred,
107 struct proc *p));
108 #define fifo_mmap ((int (*) __P(( \
109 struct vnode *vp, \
110 int fflags, \
111 struct ucred *cred, \
112 struct proc *p))) fifo_badop)
113 #define fifo_fsync ((int (*) __P(( \
114 struct vnode *vp, \
115 int fflags, \
116 struct ucred *cred, \
117 int waitfor, \
118 struct proc *p))) nullop)
119 #define fifo_seek ((int (*) __P(( \
120 struct vnode *vp, \
121 off_t oldoff, \
122 off_t newoff, \
123 struct ucred *cred))) fifo_badop)
124 #define fifo_remove ((int (*) __P(( \
125 struct nameidata *ndp, \
126 struct proc *p))) fifo_badop)
127 #define fifo_link ((int (*) __P(( \
128 struct vnode *vp, \
129 struct nameidata *ndp, \
130 struct proc *p))) fifo_badop)
131 #define fifo_rename ((int (*) __P(( \
132 struct nameidata *fndp, \
133 struct nameidata *tdnp, \
134 struct proc *p))) fifo_badop)
135 #define fifo_mkdir ((int (*) __P(( \
136 struct nameidata *ndp, \
137 struct vattr *vap, \
138 struct proc *p))) fifo_badop)
139 #define fifo_rmdir ((int (*) __P(( \
140 struct nameidata *ndp, \
141 struct proc *p))) fifo_badop)
142 #define fifo_symlink ((int (*) __P(( \
143 struct nameidata *ndp, \
144 struct vattr *vap, \
145 char *target, \
146 struct proc *p))) fifo_badop)
147 #define fifo_readdir ((int (*) __P(( \
148 struct vnode *vp, \
149 struct uio *uio, \
150 struct ucred *cred, \
151 int *eofflagp))) fifo_badop)
152 #define fifo_readlink ((int (*) __P(( \
153 struct vnode *vp, \
154 struct uio *uio, \
155 struct ucred *cred))) fifo_badop)
156 #define fifo_abortop ((int (*) __P(( \
157 struct nameidata *ndp))) fifo_badop)
158 #define fifo_inactive ((int (*) __P(( \
159 struct vnode *vp, \
160 struct proc *p))) nullop)
161 #define fifo_reclaim ((int (*) __P(( \
162 struct vnode *vp))) nullop)
163 int fifo_lock __P((
164 struct vnode *vp));
165 int fifo_unlock __P((
166 struct vnode *vp));
167 int fifo_bmap __P((
168 struct vnode *vp,
169 daddr_t bn,
170 struct vnode **vpp,
171 daddr_t *bnp));
172 #define fifo_strategy ((int (*) __P(( \
173 struct buf *bp))) fifo_badop)
174 int fifo_print __P((
175 struct vnode *vp));
176 #define fifo_islocked ((int (*) __P(( \
177 struct vnode *vp))) nullop)
178 int fifo_advlock __P((
179 struct vnode *vp,
180 caddr_t id,
181 int op,
182 struct flock *fl,
183 int flags));
184 #endif /* FIFO */
185
186 #endif /* !_SYS_FIFO_H_ */
187