2 * Copyright (c) 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
33 * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
34 * $FreeBSD: src/sys/ufs/ffs/ffs_extern.h,v 1.30 2000/01/09 22:40:02 mckusick Exp $
37 #ifndef _UFS_FFS_EXTERN_H
38 #define _UFS_FFS_EXTERN_H
41 * Sysctl values for the fast filesystem.
43 #define FFS_REALLOCBLKS 3 /* block reallocation enabled */
44 #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */
45 #define FFS_MAXID 5 /* number of valid ffs ids */
51 { "doreallocblks", CTLTYPE_INT }, \
52 { "doasyncfree", CTLTYPE_INT }, \
66 struct vop_balloc_args;
68 struct vop_fsync_args;
69 struct vop_reallocblks_args;
71 int ffs_alloc __P((struct inode *,
72 ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
73 int ffs_balloc __P((struct vop_balloc_args *));
74 int ffs_blkatoff __P((struct vnode *, off_t, char **, struct buf **));
75 void ffs_blkfree __P((struct inode *, ufs_daddr_t, long));
76 ufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
77 int ffs_bmap __P((struct vop_bmap_args *));
78 void ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t));
79 int ffs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
80 int ffs_flushfiles __P((struct mount *, int, struct proc *));
81 void ffs_fragacct __P((struct fs *, int, int32_t [], int));
82 int ffs_freefile __P(( struct vnode *, ino_t, int ));
83 int ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
84 int ffs_isfreeblock __P((struct fs *, unsigned char *, ufs_daddr_t));
85 int ffs_mountfs __P((struct vnode *, struct mount *, struct proc *,
86 struct malloc_type *));
87 int ffs_mountroot __P((void));
88 int ffs_reallocblks __P((struct vop_reallocblks_args *));
89 int ffs_realloccg __P((struct inode *,
90 ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **));
91 void ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
92 int ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
93 int ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
94 int ffs_truncate __P((struct vnode *, off_t, int, struct ucred *, struct proc *));
95 int ffs_unmount __P((struct mount *, int, struct proc *));
96 int ffs_update __P((struct vnode *, int));
97 int ffs_valloc __P((struct vnode *, int, struct ucred *, struct vnode **));
99 int ffs_vfree __P((struct vnode *, ino_t, int));
100 int ffs_vget __P((struct mount *, ino_t, struct vnode **));
101 int ffs_vptofh __P((struct vnode *, struct fid *));
103 extern vop_t **ffs_vnodeop_p;
104 extern vop_t **ffs_specop_p;
105 extern vop_t **ffs_fifoop_p;
108 * Soft update function prototypes.
110 void softdep_initialize __P((void));
111 int softdep_mount __P((struct vnode *, struct mount *, struct fs *,
113 int softdep_flushfiles __P((struct mount *, int, struct proc *));
114 void softdep_update_inodeblock __P((struct inode *, struct buf *, int));
115 void softdep_load_inodeblock __P((struct inode *));
116 void softdep_freefile __P((struct vnode *, ino_t, int));
117 void softdep_setup_freeblocks __P((struct inode *, off_t));
118 void softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t));
119 void softdep_setup_blkmapdep __P((struct buf *, struct fs *, ufs_daddr_t));
120 void softdep_setup_allocdirect __P((struct inode *, ufs_lbn_t, ufs_daddr_t,
121 ufs_daddr_t, long, long, struct buf *));
122 void softdep_setup_allocindir_meta __P((struct buf *, struct inode *,
123 struct buf *, int, ufs_daddr_t));
124 void softdep_setup_allocindir_page __P((struct inode *, ufs_lbn_t,
125 struct buf *, int, ufs_daddr_t, ufs_daddr_t, struct buf *));
126 void softdep_fsync_mountdev __P((struct vnode *));
127 int softdep_sync_metadata __P((struct vop_fsync_args *));
129 #endif /* !_UFS_FFS_EXTERN_H */