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ext2fs_extern.h revision 1.11
      1 /*	$NetBSD: ext2fs_extern.h,v 1.11 2001/09/15 20:36:41 chs Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1997 Manuel Bouyer.
      5  * Copyright (c) 1991, 1993, 1994
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
     37  * Modified for ext2fs by Manuel Bouyer.
     38  */
     39 
     40 struct buf;
     41 struct fid;
     42 struct m_ext2fs;
     43 struct inode;
     44 struct mount;
     45 struct nameidata;
     46 struct proc;
     47 struct statfs;
     48 struct timeval;
     49 struct ucred;
     50 struct ufsmount;
     51 struct uio;
     52 struct vnode;
     53 struct mbuf;
     54 struct componentname;
     55 
     56 extern struct pool ext2fs_inode_pool;		/* memory pool for inodes */
     57 
     58 __BEGIN_DECLS
     59 
     60 /* ext2fs_alloc.c */
     61 int ext2fs_alloc __P((struct inode *, ufs_daddr_t, ufs_daddr_t , struct ucred *,
     62 		   ufs_daddr_t *));
     63 int ext2fs_realloccg __P((struct inode *, ufs_daddr_t, ufs_daddr_t, int, int ,
     64 			  struct ucred *, struct buf **));
     65 int ext2fs_reallocblks __P((void *));
     66 int ext2fs_valloc __P((void *));
     67 ufs_daddr_t ext2fs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
     68 void ext2fs_blkfree __P((struct inode *, ufs_daddr_t));
     69 int ext2fs_vfree __P((void *));
     70 
     71 /* ext2fs_balloc.c */
     72 int ext2fs_balloc __P((struct inode *, ufs_daddr_t, int, struct ucred *,
     73 			struct buf **, int));
     74 int ext2fs_gop_alloc __P((struct vnode *, off_t, off_t, int, struct ucred *));
     75 int ext2fs_balloc_range __P((struct vnode *, off_t, off_t, struct ucred *,
     76 			     int));
     77 
     78 /* ext2fs_bmap.c */
     79 int ext2fs_bmap __P((void *));
     80 
     81 /* ext2fs_inode.c */
     82 int ext2fs_update __P((void *));
     83 int ext2fs_truncate __P((void *));
     84 int ext2fs_inactive __P((void *));
     85 
     86 /* ext2fs_lookup.c */
     87 int ext2fs_readdir __P((void *));
     88 int ext2fs_lookup  __P((void *));
     89 int ext2fs_direnter __P((struct inode *, struct vnode *,
     90 			 struct componentname *));
     91 int ext2fs_dirremove __P((struct vnode *, struct componentname *));
     92 int ext2fs_dirrewrite __P((struct inode *, struct inode *,
     93 			   struct componentname *));
     94 int ext2fs_dirempty __P((struct inode *, ino_t, struct ucred *));
     95 int ext2fs_checkpath __P((struct inode *, struct inode *, struct ucred *));
     96 
     97 /* ext2fs_subr.c */
     98 int ext2fs_blkatoff __P((void *));
     99 void ext2fs_fragacct __P((struct m_ext2fs *, int, int32_t[], int));
    100 #ifdef DIAGNOSTIC
    101 void	ext2fs_checkoverlap __P((struct buf *, struct inode *));
    102 #endif
    103 
    104 /* ext2fs_vfsops.c */
    105 void ext2fs_init __P((void));
    106 void ext2fs_reinit __P((void));
    107 void ext2fs_done __P((void));
    108 int ext2fs_mountroot __P((void));
    109 int ext2fs_mount __P((struct mount *, const char *, void *, struct nameidata *,
    110 		   struct proc *));
    111 int ext2fs_reload __P((struct mount *, struct ucred *, struct proc *));
    112 int ext2fs_mountfs __P((struct vnode *, struct mount *, struct proc *));
    113 int ext2fs_unmount __P((struct mount *, int, struct proc *));
    114 int ext2fs_flushfiles __P((struct mount *, int, struct proc *));
    115 int ext2fs_statfs __P((struct mount *, struct statfs *, struct proc *));
    116 int ext2fs_sync __P((struct mount *, int, struct ucred *, struct proc *));
    117 int ext2fs_vget __P((struct mount *, ino_t, struct vnode **));
    118 int ext2fs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
    119 int ext2fs_vptofh __P((struct vnode *, struct fid *));
    120 int ext2fs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
    121 		       struct proc *));
    122 int ext2fs_sbupdate __P((struct ufsmount *, int));
    123 int ext2fs_cgupdate __P((struct ufsmount *, int));
    124 
    125 /* ext2fs_readwrite.c */
    126 int ext2fs_read __P((void *));
    127 int ext2fs_write __P((void *));
    128 
    129 /* ext2fs_vnops.c */
    130 int ext2fs_create __P((void *));
    131 int ext2fs_mknod __P((void *));
    132 int ext2fs_open __P((void *));
    133 int ext2fs_access __P((void *));
    134 int ext2fs_getattr __P((void *));
    135 int ext2fs_setattr __P((void *));
    136 int ext2fs_remove __P((void *));
    137 int ext2fs_link __P((void *));
    138 int ext2fs_rename __P((void *));
    139 int ext2fs_mkdir __P((void *));
    140 int ext2fs_rmdir __P((void *));
    141 int ext2fs_symlink __P((void *));
    142 int ext2fs_readlink __P((void *));
    143 int ext2fs_advlock __P((void *));
    144 int ext2fs_vinit __P((struct mount *, int (**specops)(void *),
    145 		      int (**fifoops)(void *), struct vnode **));
    146 int ext2fs_makeinode __P((int, struct vnode *, struct vnode **,
    147 			  struct componentname *cnp));
    148 int ext2fs_reclaim __P((void *));
    149 
    150 #define ext2fs_fsync genfs_fsync
    151 __END_DECLS
    152 
    153 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
    154 
    155 extern int (**ext2fs_vnodeop_p) __P((void *));
    156 extern int (**ext2fs_specop_p) __P((void *));
    157 extern int (**ext2fs_fifoop_p) __P((void *));
    158 
    159