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ffs_extern.h revision 1.1.1.1 
      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  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
     34  */
     35 
     36 struct buf;
     37 struct fid;
     38 struct fs;
     39 struct inode;
     40 struct mount;
     41 struct nameidata;
     42 struct proc;
     43 struct statfs;
     44 struct timeval;
     45 struct ucred;
     46 struct uio;
     47 struct vnode;
     48 struct mbuf;
     49 
     50 __BEGIN_DECLS
     51 int	ffs_alloc __P((struct inode *,
     52 	    daddr_t, daddr_t, int, struct ucred *, daddr_t *));
     53 int	ffs_balloc __P((struct inode *,
     54 	    daddr_t, int, struct ucred *, struct buf **, int));
     55 int	ffs_blkatoff __P((struct vop_blkatoff_args *));
     56 int	ffs_blkfree __P((struct inode *, daddr_t, long));
     57 daddr_t	ffs_blkpref __P((struct inode *, daddr_t, int, daddr_t *));
     58 int	ffs_bmap __P((struct vop_bmap_args *));
     59 void	ffs_clrblock __P((struct fs *, u_char *, daddr_t));
     60 int	ffs_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
     61 	    struct vnode **, int *, struct ucred **));
     62 void	ffs_fragacct __P((struct fs *, int, long [], int));
     63 int	ffs_fsync __P((struct vop_fsync_args *));
     64 int	ffs_init __P((void));
     65 int	ffs_isblock __P((struct fs *, u_char *, daddr_t));
     66 int	ffs_mount __P((struct mount *,
     67 	    char *, caddr_t, struct nameidata *, struct proc *));
     68 int	ffs_mountfs __P((struct vnode *, struct mount *, struct proc *));
     69 int	ffs_mountroot __P((void));
     70 int	ffs_read __P((struct vop_read_args *));
     71 int	ffs_reallocblks __P((struct vop_reallocblks_args *));
     72 int	ffs_realloccg __P((struct inode *,
     73 	    daddr_t, daddr_t, int, int, struct ucred *, struct buf **));
     74 int	ffs_reclaim __P((struct vop_reclaim_args *));
     75 void	ffs_setblock __P((struct fs *, u_char *, daddr_t));
     76 int	ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
     77 int	ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
     78 int	ffs_truncate __P((struct vop_truncate_args *));
     79 int	ffs_unmount __P((struct mount *, int, struct proc *));
     80 int	ffs_update __P((struct vop_update_args *));
     81 int	ffs_valloc __P((struct vop_valloc_args *));
     82 int	ffs_vfree __P((struct vop_vfree_args *));
     83 int	ffs_vget __P((struct mount *, ino_t, struct vnode **));
     84 int	ffs_vptofh __P((struct vnode *, struct fid *));
     85 int	ffs_write __P((struct vop_write_args *));
     86 
     87 int	bwrite();		/* FFS needs a bwrite routine.  XXX */
     88 
     89 #ifdef DIAGNOSTIC
     90 void	ffs_checkoverlap __P((struct buf *, struct inode *));
     91 #endif
     92 __END_DECLS
     93 
     94 extern int (**ffs_vnodeop_p)();
     95 extern int (**ffs_specop_p)();
     96 #ifdef FIFO
     97 extern int (**ffs_fifoop_p)();
     98 #define FFS_FIFOOPS ffs_fifoop_p
     99 #else
    100 #define FFS_FIFOOPS NULL
    101 #endif
    102