sys/vfs/ufs/ufs_extern.h

   1 /*-
   2  * Copyright (c) 1991, 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   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.
  20  *
  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
  31  * SUCH DAMAGE.
  32  *
  33  *      @(#)ufs_extern.h        8.10 (Berkeley) 5/14/95
  34  * $FreeBSD: src/sys/ufs/ufs/ufs_extern.h,v 1.27.2.1 2000/12/28 11:01:46 ps Exp $
  35  * $DragonFly: src/sys/vfs/ufs/ufs_extern.h,v 1.15 2006/09/10 01:26:41 dillon Exp $
  36  */
  37
  38 #ifndef _VFS_UFS_EXTERN_H_
  39 #define _VFS_UFS_EXTERN_H_
  40
  41 struct componentname;
  42 struct direct;
  43 struct indir;
  44 struct inode;
  45 struct mount;
  46 struct proc;
  47 struct sockaddr;
  48 struct ucred;
  49 struct ufid;
  50 struct vfsconf;
  51 struct vnode;
  52 struct vop_bmap_args;
  53 struct vop_old_lookup_args;
  54 struct vop_generic_args;
  55 struct vop_inactive_args;
  56 struct vop_reclaim_args;
  57
  58 int     ufs_vnoperate(struct vop_generic_args *);
  59 int     ufs_vnoperatefifo(struct vop_generic_args *);
  60 int     ufs_vnoperatespec(struct vop_generic_args *);
  61
  62 int      ufs_bmap(struct vop_bmap_args *);
  63 int      ufs_bmaparray(struct vnode *, daddr_t, daddr_t *, struct indir *,
  64                 int *, int *, int *);
  65 int      ufs_check_export(struct mount *, struct sockaddr *,
  66                                int *, struct ucred **);
  67 int      ufs_fhtovp(struct mount *, struct ufid *, struct vnode **);
  68 int      ufs_checkpath(struct inode *, struct inode *, struct ucred *);
  69 void     ufs_dirbad(struct inode *, doff_t, char *);
  70 int      ufs_dirbadentry(struct vnode *, struct direct *, int);
  71 int      ufs_dirempty(struct inode *, ino_t, struct ucred *);
  72 void     ufs_makedirentry(struct inode *, struct componentname *,
  73             struct direct *);
  74 int      ufs_direnter(struct vnode *, struct vnode *, struct direct *,
  75             struct componentname *, struct buf *);
  76 int      ufs_dirremove(struct vnode *, struct inode *, int, int);
  77 int      ufs_dirrewrite(struct inode *, struct inode *, ino_t, int, int);
  78 int      ufs_getlbns(struct vnode *, ufs_daddr_t, struct indir *, int *);
  79 struct vnode *
  80          ufs_ihashget(cdev_t, ino_t);
  81 int      ufs_ihashcheck(cdev_t, ino_t);
  82 void     ufs_ihashinit(void);
  83 int      ufs_ihashins(struct inode *);
  84 struct vnode *
  85          ufs_ihashlookup(cdev_t, ino_t);
  86 void     ufs_ihashrem(struct inode *);
  87 int      ufs_inactive(struct vop_inactive_args *);
  88 int      ufs_init(struct vfsconf *);
  89 int      ufs_uninit(struct vfsconf *);
  90 void     ufs_itimes(struct vnode *vp);
  91 int      ufs_lookup(struct vop_old_lookup_args *);
  92 int      ufs_reclaim(struct vop_reclaim_args *);
  93 int      ufs_root(struct mount *, struct vnode **);
  94 int      ufs_start(struct mount *, int, struct thread *);
  95 int      ufs_vinit(struct mount *, struct vnode **);
  96
  97 /*
  98  * Soft update function prototypes.
  99  */
 100 void    softdep_setup_directory_add(struct buf *, struct inode *, off_t,
 101             ino_t, struct buf *);
 102 void    softdep_change_directoryentry_offset(struct inode *, caddr_t,
 103             caddr_t, caddr_t, int);
 104 void    softdep_setup_remove(struct buf *,struct inode *, struct inode *,
 105             int);
 106 void    softdep_setup_directory_change(struct buf *, struct inode *,
 107             struct inode *, ino_t, int);
 108 void    softdep_change_linkcnt(struct inode *);
 109 int     softdep_slowdown(struct vnode *);
 110
 111 #endif /* !_VFS_UFS_EXTERN_H_ */