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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.
* 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
struct buf;
struct cg;
struct fid;
struct fs;
struct inode;
struct malloc_type;
struct mount;
struct thread;
struct sockaddr;
struct statfs;
struct ucred;
struct vnode;
struct vop_fsync_args;
struct vop_reallocblks_args;
int ffs_alloc(struct inode *,
ufs2_daddr_t, ufs2_daddr_t, int, struct ucred *, ufs2_daddr_t *);
int ffs_balloc_ufs1(struct vnode *a_vp, off_t a_startoffset, int a_size,
struct ucred *a_cred, int a_flags, struct buf **a_bpp);
int ffs_balloc_ufs2(struct vnode *a_vp, off_t a_startoffset, int a_size,
struct ucred *a_cred, int a_flags, struct buf **a_bpp);
int ffs_blkatoff(struct vnode *, off_t, char **, struct buf **);
void ffs_blkfree(struct ufsmount *, struct fs *, struct vnode *,
ufs2_daddr_t, long, ino_t);
ufs2_daddr_t ffs_blkpref_ufs1(struct inode *, ufs_lbn_t, int, ufs1_daddr_t *);
ufs2_daddr_t ffs_blkpref_ufs2(struct inode *, ufs_lbn_t, int, ufs2_daddr_t *);
int ffs_checkfreefile(struct fs *, struct vnode *, ino_t);
void ffs_clrblock(struct fs *, u_char *, ufs1_daddr_t);
int ffs_copyonwrite(struct vnode *, struct buf *);
int ffs_flushfiles(struct mount *, int, struct thread *);
void ffs_fragacct(struct fs *, int, int32_t [], int);
int ffs_freefile(struct ufsmount *, struct fs *, struct vnode *, ino_t,
int);
int ffs_isblock(struct fs *, u_char *, ufs1_daddr_t);
void ffs_load_inode(struct buf *, struct inode *, struct fs *, ino_t);
int ffs_mountroot(void);
int ffs_reallocblks(struct vop_reallocblks_args *);
int ffs_realloccg(struct inode *, ufs2_daddr_t, ufs2_daddr_t,
ufs2_daddr_t, int, int, struct ucred *, struct buf **);
void ffs_setblock(struct fs *, u_char *, ufs1_daddr_t);
int ffs_snapblkfree(struct fs *, struct vnode *, ufs2_daddr_t, long, ino_t);
void ffs_snapremove(struct vnode *vp);
int ffs_snapshot(struct mount *mp, char *snapfile);
void ffs_snapshot_mount(struct mount *mp);
void ffs_snapshot_unmount(struct mount *mp);
int ffs_syncvnode(struct vnode *vp, int waitfor);
int ffs_truncate(struct vnode *, off_t, int, struct ucred *, struct thread *);
int ffs_update(struct vnode *, int);
int ffs_valloc(struct vnode *, int, struct ucred *, struct vnode **);
int ffs_vfree(struct vnode *, ino_t, int);
vfs_vget_t ffs_vget;
extern struct vop_vector ffs_vnodeops1;
extern struct vop_vector ffs_fifoops1;
extern struct vop_vector ffs_vnodeops2;
extern struct vop_vector ffs_fifoops2;
/*
* Soft update function prototypes.
*/
int softdep_check_suspend(struct mount *, struct vnode *,
int, int, int, int);
void softdep_get_depcounts(struct mount *, int *, int *);
void softdep_initialize(void);
void softdep_uninitialize(void);
int softdep_mount(struct vnode *, struct mount *, struct fs *,
struct ucred *);
void softdep_move_dependencies(struct buf *, struct buf *);
int softdep_flushworklist(struct mount *, int *, struct thread *);
int softdep_flushfiles(struct mount *, int, struct thread *);
void softdep_update_inodeblock(struct inode *, struct buf *, int);
void softdep_load_inodeblock(struct inode *);
void softdep_freefile(struct vnode *, ino_t, int);
int softdep_request_cleanup(struct fs *, struct vnode *);
void softdep_setup_freeblocks(struct inode *, off_t, int);
void softdep_setup_inomapdep(struct buf *, struct inode *, ino_t);
void softdep_setup_blkmapdep(struct buf *, struct mount *, ufs2_daddr_t);
void softdep_setup_allocdirect(struct inode *, ufs_lbn_t, ufs2_daddr_t,
ufs2_daddr_t, long, long, struct buf *);
void softdep_setup_allocext(struct inode *, ufs_lbn_t, ufs2_daddr_t,
ufs2_daddr_t, long, long, struct buf *);
void softdep_setup_allocindir_meta(struct buf *, struct inode *,
struct buf *, int, ufs2_daddr_t);
void softdep_setup_allocindir_page(struct inode *, ufs_lbn_t,
struct buf *, int, ufs2_daddr_t, ufs2_daddr_t, struct buf *);
void softdep_fsync_mountdev(struct vnode *);
int softdep_sync_metadata(struct vnode *);
int softdep_process_worklist(struct mount *, int);
int softdep_fsync(struct vnode *);
int softdep_waitidle(struct mount *);
#endif /* !_UFS_FFS_EXTERN_H */
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