summaryrefslogtreecommitdiffstats
path: root/sys/ufs/ffs/ffs_extern.h
blob: 1d52ec78d9d164de58ac0da29cd0ed9062ea5605 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/*-
 * Copyright (c) 1991, 1993, 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)ffs_extern.h	8.6 (Berkeley) 3/30/95
 * $FreeBSD$
 */

#ifndef _UFS_FFS_EXTERN_H
#define	_UFS_FFS_EXTERN_H

/*
 * Sysctl values for the fast filesystem.
 */
#define FFS_REALLOCBLKS		3	/* block reallocation enabled */
#define FFS_ASYNCFREE		4	/* asynchronous block freeing enabled */
#define	FFS_MAXID		5	/* number of valid ffs ids */

#define FFS_NAMES { \
	{ 0, 0 }, \
	{ 0, 0 }, \
	{ 0, 0 }, \
	{ "doreallocblks", CTLTYPE_INT }, \
	{ "doasyncfree", CTLTYPE_INT }, \
}

struct buf;
struct fid;
struct fs;
struct inode;
struct malloc_type;
struct mount;
struct proc;
struct sockaddr;
struct statfs;
struct ucred;
struct vnode;
struct vop_balloc_args;
struct vop_bmap_args;
struct vop_fsync_args;
struct vop_reallocblks_args;
struct vop_copyonwrite_args;

int	ffs_alloc __P((struct inode *,
	    ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
int	ffs_balloc __P((struct vop_balloc_args *));
int	ffs_blkatoff __P((struct vnode *, off_t, char **, struct buf **));
void	ffs_blkfree __P((struct inode *, ufs_daddr_t, long));
ufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
int	ffs_bmap __P((struct vop_bmap_args *));
void	ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t));
int	ffs_copyonwrite __P((struct vop_copyonwrite_args *ap));
int	ffs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
int	ffs_flushfiles __P((struct mount *, int, struct proc *));
void	ffs_fragacct __P((struct fs *, int, int32_t [], int));
int	ffs_freefile __P(( struct vnode *, ino_t, int ));
int	ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
int	ffs_isfreeblock __P((struct fs *, unsigned char *, ufs_daddr_t));
int	ffs_mountfs __P((struct vnode *, struct mount *, struct proc *,
	     struct malloc_type *));
int	ffs_mountroot __P((void));
int	ffs_reallocblks __P((struct vop_reallocblks_args *));
int	ffs_realloccg __P((struct inode *,
	    ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **));
void	ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
int	ffs_snapblkfree __P((struct inode *freeip, ufs_daddr_t bno, long size));
int	ffs_snapshot __P((struct mount *mp, char *snapfile));
void	ffs_snapshot_mount __P((struct mount *mp));
void	ffs_snapshot_unmount __P((struct mount *mp));
int	ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
int	ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
int	ffs_truncate __P((struct vnode *, off_t, int, struct ucred *, struct proc *));
int	ffs_unmount __P((struct mount *, int, struct proc *));
int	ffs_update __P((struct vnode *, int));
int	ffs_valloc __P((struct vnode *, int, struct ucred *, struct vnode **));

int	ffs_vfree __P((struct vnode *, ino_t, int));
int	ffs_vget __P((struct mount *, ino_t, struct vnode **));
int	ffs_vptofh __P((struct vnode *, struct fid *));

extern vop_t **ffs_vnodeop_p;
extern vop_t **ffs_specop_p;
extern vop_t **ffs_fifoop_p;

/*
 * Soft update function prototypes.
 */
void	softdep_initialize __P((void));
int	softdep_mount __P((struct vnode *, struct mount *, struct fs *,
	    struct ucred *));
int	softdep_flushworklist __P((struct mount *, int *, struct proc *));
int	softdep_flushfiles __P((struct mount *, int, struct proc *));
void	softdep_update_inodeblock __P((struct inode *, struct buf *, int));
void	softdep_load_inodeblock __P((struct inode *));
void	softdep_freefile __P((struct vnode *, ino_t, int));
void	softdep_setup_freeblocks __P((struct inode *, off_t));
void	softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t));
void	softdep_setup_blkmapdep __P((struct buf *, struct fs *, ufs_daddr_t));
void	softdep_setup_allocdirect __P((struct inode *, ufs_lbn_t, ufs_daddr_t,
	    ufs_daddr_t, long, long, struct buf *));
void	softdep_setup_allocindir_meta __P((struct buf *, struct inode *,
	    struct buf *, int, ufs_daddr_t));
void	softdep_setup_allocindir_page __P((struct inode *, ufs_lbn_t,
	    struct buf *, int, ufs_daddr_t, ufs_daddr_t, struct buf *));
void	softdep_fsync_mountdev __P((struct vnode *));
int	softdep_sync_metadata __P((struct vop_fsync_args *));
/* XXX incorrectly moved to mount.h - should be indirect function */
#if 0
int	softdep_fsync __P((struct vnode *vp));
#endif

#endif /* !_UFS_FFS_EXTERN_H */
OpenPOWER on IntegriCloud