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/*-
* 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_CLUSTERREAD 1 /* cluster reading enabled */
#define FFS_CLUSTERWRITE 2 /* cluster writing enabled */
#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 }, \
{ "doclusterread", CTLTYPE_INT }, \
{ "doclusterwrite", CTLTYPE_INT }, \
{ "doreallocblks", CTLTYPE_INT }, \
{ "doasyncfree", CTLTYPE_INT }, \
}
struct buf;
struct fid;
struct fs;
struct inode;
struct mbuf;
struct mount;
struct statfs;
struct vnode;
struct mbuf;
int ffs_alloc __P((struct inode *,
ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
int ffs_balloc __P((struct inode *,
ufs_daddr_t, int, struct ucred *, struct buf **, int));
int ffs_blkatoff __P((struct vop_blkatoff_args *));
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_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
struct vnode **, int *, struct ucred **));
void ffs_fragacct __P((struct fs *, int, int32_t [], int));
int ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
int ffs_mountfs __P((struct vnode *, struct mount *, struct proc *));
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 **));
int ffs_reclaim __P((struct vop_reclaim_args *));
void ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
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 vop_truncate_args *));
int ffs_unmount __P((struct mount *, int, struct proc *));
int ffs_update __P((struct vop_update_args *));
int ffs_valloc __P((struct vop_valloc_args *));
int ffs_vfree __P((struct vop_vfree_args *));
int ffs_vget __P((struct mount *, ino_t, struct vnode **));
int ffs_vptofh __P((struct vnode *, struct fid *));
#ifdef DIAGNOSTIC
void ffs_checkoverlap __P((struct buf *, struct inode *));
#endif
extern vop_t **ffs_vnodeop_p;
extern vop_t **ffs_specop_p;
extern vop_t **ffs_fifoop_p;
#endif /* !_UFS_FFS_EXTERN_H */
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