2 * Copyright (c) 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
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6 * modification, are permitted provided that the following conditions
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14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
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18 * may be used to endorse or promote products derived from this software
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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 $
35 * $DragonFly: src/sys/vfs/ufs/ffs_extern.h,v 1.2 2003/06/17 04:28:59 dillon Exp $
38 #ifndef _UFS_FFS_EXTERN_H
39 #define _UFS_FFS_EXTERN_H
42 * Sysctl values for the fast filesystem.
44 #define FFS_REALLOCBLKS 3 /* block reallocation enabled */
45 #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */
46 #define FFS_MAXID 5 /* number of valid ffs ids */
52 { "doreallocblks", CTLTYPE_INT }, \
53 { "doasyncfree", CTLTYPE_INT }, \
67 struct vop_balloc_args;
69 struct vop_fsync_args;
70 struct vop_reallocblks_args;
72 int ffs_alloc __P((struct inode *,
73 ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
74 int ffs_balloc __P((struct vop_balloc_args *));
75 int ffs_blkatoff __P((struct vnode *, off_t, char **, struct buf **));
76 void ffs_blkfree __P((struct inode *, ufs_daddr_t, long));
77 ufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
78 int ffs_bmap __P((struct vop_bmap_args *));
79 void ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t));
80 int ffs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
81 int ffs_flushfiles __P((struct mount *, int, struct proc *));
82 void ffs_fragacct __P((struct fs *, int, int32_t [], int));
83 int ffs_freefile __P(( struct vnode *, ino_t, int ));
84 int ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
85 int ffs_isfreeblock __P((struct fs *, unsigned char *, ufs_daddr_t));
86 int ffs_mountfs __P((struct vnode *, struct mount *, struct proc *,
87 struct malloc_type *));
88 int ffs_mountroot __P((void));
89 int ffs_reallocblks __P((struct vop_reallocblks_args *));
90 int ffs_realloccg __P((struct inode *,
91 ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **));
92 void ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
93 int ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
94 int ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
95 int ffs_truncate __P((struct vnode *, off_t, int, struct ucred *, struct proc *));
96 int ffs_unmount __P((struct mount *, int, struct proc *));
97 int ffs_update __P((struct vnode *, int));
98 int ffs_valloc __P((struct vnode *, int, struct ucred *, struct vnode **));
100 int ffs_vfree __P((struct vnode *, ino_t, int));
101 int ffs_vget __P((struct mount *, ino_t, struct vnode **));
102 int ffs_vptofh __P((struct vnode *, struct fid *));
104 extern vop_t **ffs_vnodeop_p;
105 extern vop_t **ffs_specop_p;
106 extern vop_t **ffs_fifoop_p;
109 * Soft update function prototypes.
111 void softdep_initialize __P((void));
112 int softdep_mount __P((struct vnode *, struct mount *, struct fs *,
114 int softdep_flushfiles __P((struct mount *, int, struct proc *));
115 void softdep_update_inodeblock __P((struct inode *, struct buf *, int));
116 void softdep_load_inodeblock __P((struct inode *));
117 void softdep_freefile __P((struct vnode *, ino_t, int));
118 void softdep_setup_freeblocks __P((struct inode *, off_t));
119 void softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t));
120 void softdep_setup_blkmapdep __P((struct buf *, struct fs *, ufs_daddr_t));
121 void softdep_setup_allocdirect __P((struct inode *, ufs_lbn_t, ufs_daddr_t,
122 ufs_daddr_t, long, long, struct buf *));
123 void softdep_setup_allocindir_meta __P((struct buf *, struct inode *,
124 struct buf *, int, ufs_daddr_t));
125 void softdep_setup_allocindir_page __P((struct inode *, ufs_lbn_t,
126 struct buf *, int, ufs_daddr_t, ufs_daddr_t, struct buf *));
127 void softdep_fsync_mountdev __P((struct vnode *));
128 int softdep_sync_metadata __P((struct vop_fsync_args *));
130 #endif /* !_UFS_FFS_EXTERN_H */