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ext2fs_extern.h revision 1.16
      1 /*	$NetBSD: ext2fs_extern.h,v 1.16 2003/06/28 14:22:24 darrenr 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 #ifndef _UFS_EXT2FS_EXT2FS_EXTERN_H_
     41 #define _UFS_EXT2FS_EXT2FS_EXTERN_H_
     42 
     43 struct buf;
     44 struct fid;
     45 struct m_ext2fs;
     46 struct inode;
     47 struct mount;
     48 struct nameidata;
     49 struct lwp;
     50 struct statfs;
     51 struct timeval;
     52 struct ucred;
     53 struct ufsmount;
     54 struct uio;
     55 struct vnode;
     56 struct mbuf;
     57 struct componentname;
     58 
     59 extern struct pool ext2fs_inode_pool;		/* memory pool for inodes */
     60 extern struct pool ext2fs_dinode_pool;		/* memory pool for dinodes */
     61 
     62 __BEGIN_DECLS
     63 
     64 /* ext2fs_alloc.c */
     65 int ext2fs_alloc __P((struct inode *, daddr_t, daddr_t , struct ucred *,
     66 		   daddr_t *));
     67 int ext2fs_realloccg __P((struct inode *, daddr_t, daddr_t, int, int ,
     68 			  struct ucred *, struct buf **));
     69 int ext2fs_reallocblks __P((void *));
     70 int ext2fs_valloc __P((void *));
     71 /* XXX ondisk32 */
     72 daddr_t ext2fs_blkpref __P((struct inode *, daddr_t, int, int32_t *));
     73 void ext2fs_blkfree __P((struct inode *, daddr_t));
     74 int ext2fs_vfree __P((void *));
     75 
     76 /* ext2fs_balloc.c */
     77 int ext2fs_balloc __P((struct inode *, daddr_t, int, struct ucred *,
     78 			struct buf **, int));
     79 int ext2fs_gop_alloc __P((struct vnode *, off_t, off_t, int, struct ucred *));
     80 
     81 /* ext2fs_bmap.c */
     82 int ext2fs_bmap __P((void *));
     83 
     84 /* ext2fs_inode.c */
     85 int ext2fs_update __P((void *));
     86 int ext2fs_truncate __P((void *));
     87 int ext2fs_inactive __P((void *));
     88 
     89 /* ext2fs_lookup.c */
     90 int ext2fs_readdir __P((void *));
     91 int ext2fs_lookup  __P((void *));
     92 int ext2fs_direnter __P((struct inode *, struct vnode *,
     93 			 struct componentname *));
     94 int ext2fs_dirremove __P((struct vnode *, struct componentname *));
     95 int ext2fs_dirrewrite __P((struct inode *, struct inode *,
     96 			   struct componentname *));
     97 int ext2fs_dirempty __P((struct inode *, ino_t, struct ucred *));
     98 int ext2fs_checkpath __P((struct inode *, struct inode *, struct ucred *,
     99 			  struct lwp *));
    100 
    101 /* ext2fs_subr.c */
    102 int ext2fs_blkatoff __P((void *));
    103 void ext2fs_fragacct __P((struct m_ext2fs *, int, int32_t[], int));
    104 #ifdef DIAGNOSTIC
    105 void	ext2fs_checkoverlap __P((struct buf *, struct inode *));
    106 #endif
    107 
    108 /* ext2fs_vfsops.c */
    109 void ext2fs_init __P((void));
    110 void ext2fs_reinit __P((void));
    111 void ext2fs_done __P((void));
    112 int ext2fs_mountroot __P((void));
    113 int ext2fs_mount __P((struct mount *, const char *, void *, struct nameidata *,
    114 		   struct lwp *));
    115 int ext2fs_reload __P((struct mount *, struct ucred *, struct lwp *));
    116 int ext2fs_mountfs __P((struct vnode *, struct mount *, struct lwp *));
    117 int ext2fs_unmount __P((struct mount *, int, struct lwp *));
    118 int ext2fs_flushfiles __P((struct mount *, int, struct lwp *));
    119 int ext2fs_statfs __P((struct mount *, struct statfs *, struct lwp *));
    120 int ext2fs_sync __P((struct mount *, int, struct ucred *, struct lwp *));
    121 int ext2fs_vget __P((struct mount *, ino_t, struct vnode **, struct lwp *));
    122 int ext2fs_fhtovp __P((struct mount *, struct fid *, struct vnode **, struct lwp *));
    123 int ext2fs_vptofh __P((struct vnode *, struct fid *));
    124 int ext2fs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
    125 		       struct lwp *));
    126 int ext2fs_sbupdate __P((struct ufsmount *, int));
    127 int ext2fs_cgupdate __P((struct ufsmount *, int));
    128 
    129 /* ext2fs_readwrite.c */
    130 int ext2fs_read __P((void *));
    131 int ext2fs_write __P((void *));
    132 
    133 /* ext2fs_vnops.c */
    134 int ext2fs_create __P((void *));
    135 int ext2fs_mknod __P((void *));
    136 int ext2fs_open __P((void *));
    137 int ext2fs_access __P((void *));
    138 int ext2fs_getattr __P((void *));
    139 int ext2fs_setattr __P((void *));
    140 int ext2fs_remove __P((void *));
    141 int ext2fs_link __P((void *));
    142 int ext2fs_rename __P((void *));
    143 int ext2fs_mkdir __P((void *));
    144 int ext2fs_rmdir __P((void *));
    145 int ext2fs_symlink __P((void *));
    146 int ext2fs_readlink __P((void *));
    147 int ext2fs_advlock __P((void *));
    148 int ext2fs_vinit __P((struct mount *, int (**specops)(void *),
    149 		      int (**fifoops)(void *), struct vnode **));
    150 int ext2fs_makeinode __P((int, struct vnode *, struct vnode **,
    151 			  struct componentname *cnp));
    152 int ext2fs_reclaim __P((void *));
    153 
    154 #define ext2fs_fsync genfs_fsync
    155 __END_DECLS
    156 
    157 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
    158 
    159 extern int (**ext2fs_vnodeop_p) __P((void *));
    160 extern int (**ext2fs_specop_p) __P((void *));
    161 extern int (**ext2fs_fifoop_p) __P((void *));
    162 
    163 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */
    164