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ffs_extern.h revision 1.2 
      1 /*	$NetBSD: ffs_extern.h,v 1.2 1994/06/29 06:46:30 cgd Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1991, 1993, 1994
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
     36  */
     37 
     38 struct buf;
     39 struct fid;
     40 struct fs;
     41 struct inode;
     42 struct mount;
     43 struct nameidata;
     44 struct proc;
     45 struct statfs;
     46 struct timeval;
     47 struct ucred;
     48 struct uio;
     49 struct vnode;
     50 struct mbuf;
     51 
     52 __BEGIN_DECLS
     53 int	ffs_alloc __P((struct inode *,
     54 	    daddr_t, daddr_t, int, struct ucred *, daddr_t *));
     55 int	ffs_balloc __P((struct inode *,
     56 	    daddr_t, int, struct ucred *, struct buf **, int));
     57 int	ffs_blkatoff __P((struct vop_blkatoff_args *));
     58 int	ffs_blkfree __P((struct inode *, daddr_t, long));
     59 daddr_t	ffs_blkpref __P((struct inode *, daddr_t, int, daddr_t *));
     60 int	ffs_bmap __P((struct vop_bmap_args *));
     61 void	ffs_clrblock __P((struct fs *, u_char *, daddr_t));
     62 int	ffs_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
     63 	    struct vnode **, int *, struct ucred **));
     64 void	ffs_fragacct __P((struct fs *, int, long [], int));
     65 int	ffs_fsync __P((struct vop_fsync_args *));
     66 int	ffs_init __P((void));
     67 int	ffs_isblock __P((struct fs *, u_char *, daddr_t));
     68 int	ffs_mount __P((struct mount *,
     69 	    char *, caddr_t, struct nameidata *, struct proc *));
     70 int	ffs_mountfs __P((struct vnode *, struct mount *, struct proc *));
     71 int	ffs_mountroot __P((void));
     72 int	ffs_read __P((struct vop_read_args *));
     73 int	ffs_reallocblks __P((struct vop_reallocblks_args *));
     74 int	ffs_realloccg __P((struct inode *,
     75 	    daddr_t, daddr_t, int, int, struct ucred *, struct buf **));
     76 int	ffs_reclaim __P((struct vop_reclaim_args *));
     77 void	ffs_setblock __P((struct fs *, u_char *, daddr_t));
     78 int	ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
     79 int	ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
     80 int	ffs_truncate __P((struct vop_truncate_args *));
     81 int	ffs_unmount __P((struct mount *, int, struct proc *));
     82 int	ffs_update __P((struct vop_update_args *));
     83 int	ffs_valloc __P((struct vop_valloc_args *));
     84 int	ffs_vfree __P((struct vop_vfree_args *));
     85 int	ffs_vget __P((struct mount *, ino_t, struct vnode **));
     86 int	ffs_vptofh __P((struct vnode *, struct fid *));
     87 int	ffs_write __P((struct vop_write_args *));
     88 
     89 int	bwrite();		/* FFS needs a bwrite routine.  XXX */
     90 
     91 #ifdef DIAGNOSTIC
     92 void	ffs_checkoverlap __P((struct buf *, struct inode *));
     93 #endif
     94 __END_DECLS
     95 
     96 extern int (**ffs_vnodeop_p)();
     97 extern int (**ffs_specop_p)();
     98 #ifdef FIFO
     99 extern int (**ffs_fifoop_p)();
    100 #define FFS_FIFOOPS ffs_fifoop_p
    101 #else
    102 #define FFS_FIFOOPS NULL
    103 #endif
    104