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ext2fs_extern.h revision 1.25
      1 /*	$NetBSD: ext2fs_extern.h,v 1.25 2005/02/09 23:02:10 ws 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
     32  * Modified for ext2fs by Manuel Bouyer.
     33  */
     34 
     35 /*-
     36  * Copyright (c) 1997 Manuel Bouyer.
     37  *
     38  * Redistribution and use in source and binary forms, with or without
     39  * modification, are permitted provided that the following conditions
     40  * are met:
     41  * 1. Redistributions of source code must retain the above copyright
     42  *    notice, this list of conditions and the following disclaimer.
     43  * 2. Redistributions in binary form must reproduce the above copyright
     44  *    notice, this list of conditions and the following disclaimer in the
     45  *    documentation and/or other materials provided with the distribution.
     46  * 3. All advertising materials mentioning features or use of this software
     47  *    must display the following acknowledgement:
     48  *	This product includes software developed by Manuel Bouyer.
     49  * 4. The name of the author may not be used to endorse or promote products
     50  *    derived from this software without specific prior written permission.
     51  *
     52  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     53  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     54  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     55  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     56  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     57  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     58  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     59  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     60  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     61  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     62  *
     63  *	@(#)ffs_extern.h	8.3 (Berkeley) 4/16/94
     64  * Modified for ext2fs by Manuel Bouyer.
     65  */
     66 
     67 #ifndef _UFS_EXT2FS_EXT2FS_EXTERN_H_
     68 #define _UFS_EXT2FS_EXT2FS_EXTERN_H_
     69 
     70 struct buf;
     71 struct fid;
     72 struct m_ext2fs;
     73 struct inode;
     74 struct mount;
     75 struct nameidata;
     76 struct proc;
     77 struct statvfs;
     78 struct timeval;
     79 struct ucred;
     80 struct ufsmount;
     81 struct uio;
     82 struct vnode;
     83 struct mbuf;
     84 struct componentname;
     85 
     86 extern struct pool ext2fs_inode_pool;		/* memory pool for inodes */
     87 extern struct pool ext2fs_dinode_pool;		/* memory pool for dinodes */
     88 
     89 __BEGIN_DECLS
     90 
     91 /* ext2fs_alloc.c */
     92 int ext2fs_alloc __P((struct inode *, daddr_t, daddr_t , struct ucred *,
     93 		   daddr_t *));
     94 int ext2fs_realloccg __P((struct inode *, daddr_t, daddr_t, int, int ,
     95 			  struct ucred *, struct buf **));
     96 int ext2fs_reallocblks __P((void *));
     97 int ext2fs_valloc __P((void *));
     98 /* XXX ondisk32 */
     99 daddr_t ext2fs_blkpref __P((struct inode *, daddr_t, int, int32_t *));
    100 void ext2fs_blkfree __P((struct inode *, daddr_t));
    101 int ext2fs_vfree __P((void *));
    102 
    103 /* ext2fs_balloc.c */
    104 int ext2fs_balloc __P((struct inode *, daddr_t, int, struct ucred *,
    105 			struct buf **, int));
    106 int ext2fs_gop_alloc __P((struct vnode *, off_t, off_t, int, struct ucred *));
    107 
    108 /* ext2fs_bmap.c */
    109 int ext2fs_bmap __P((void *));
    110 
    111 /* ext2fs_inode.c */
    112 u_int64_t ext2fs_size(struct inode *);
    113 int ext2fs_setsize(struct inode *, u_int64_t);
    114 int ext2fs_update __P((void *));
    115 int ext2fs_truncate __P((void *));
    116 int ext2fs_inactive __P((void *));
    117 
    118 /* ext2fs_lookup.c */
    119 int ext2fs_readdir __P((void *));
    120 int ext2fs_lookup  __P((void *));
    121 int ext2fs_direnter __P((struct inode *, struct vnode *,
    122 			 struct componentname *));
    123 int ext2fs_dirremove __P((struct vnode *, struct componentname *));
    124 int ext2fs_dirrewrite __P((struct inode *, struct inode *,
    125 			   struct componentname *));
    126 int ext2fs_dirempty __P((struct inode *, ino_t, struct ucred *));
    127 int ext2fs_checkpath __P((struct inode *, struct inode *, struct ucred *));
    128 
    129 /* ext2fs_subr.c */
    130 int ext2fs_blkatoff __P((void *));
    131 void ext2fs_fragacct __P((struct m_ext2fs *, int, int32_t[], int));
    132 #ifdef DIAGNOSTIC
    133 void	ext2fs_checkoverlap __P((struct buf *, struct inode *));
    134 #endif
    135 
    136 /* ext2fs_vfsops.c */
    137 void ext2fs_init __P((void));
    138 void ext2fs_reinit __P((void));
    139 void ext2fs_done __P((void));
    140 int ext2fs_mountroot __P((void));
    141 int ext2fs_mount __P((struct mount *, const char *, void *, struct nameidata *,
    142 		   struct proc *));
    143 int ext2fs_reload __P((struct mount *, struct ucred *, struct proc *));
    144 int ext2fs_mountfs __P((struct vnode *, struct mount *, struct proc *));
    145 int ext2fs_unmount __P((struct mount *, int, struct proc *));
    146 int ext2fs_flushfiles __P((struct mount *, int, struct proc *));
    147 int ext2fs_statvfs __P((struct mount *, struct statvfs *, struct proc *));
    148 int ext2fs_sync __P((struct mount *, int, struct ucred *, struct proc *));
    149 int ext2fs_vget __P((struct mount *, ino_t, struct vnode **));
    150 int ext2fs_fhtovp __P((struct mount *, struct fid *, struct vnode **));
    151 int ext2fs_vptofh __P((struct vnode *, struct fid *));
    152 int ext2fs_sbupdate __P((struct ufsmount *, int));
    153 int ext2fs_cgupdate __P((struct ufsmount *, int));
    154 
    155 /* ext2fs_readwrite.c */
    156 int ext2fs_read __P((void *));
    157 int ext2fs_write __P((void *));
    158 
    159 /* ext2fs_vnops.c */
    160 int ext2fs_create __P((void *));
    161 int ext2fs_mknod __P((void *));
    162 int ext2fs_open __P((void *));
    163 int ext2fs_access __P((void *));
    164 int ext2fs_getattr __P((void *));
    165 int ext2fs_setattr __P((void *));
    166 int ext2fs_remove __P((void *));
    167 int ext2fs_link __P((void *));
    168 int ext2fs_rename __P((void *));
    169 int ext2fs_mkdir __P((void *));
    170 int ext2fs_rmdir __P((void *));
    171 int ext2fs_symlink __P((void *));
    172 int ext2fs_readlink __P((void *));
    173 int ext2fs_advlock __P((void *));
    174 int ext2fs_vinit __P((struct mount *, int (**specops)(void *),
    175 		      int (**fifoops)(void *), struct vnode **));
    176 int ext2fs_makeinode __P((int, struct vnode *, struct vnode **,
    177 			  struct componentname *cnp));
    178 int ext2fs_reclaim __P((void *));
    179 
    180 #define ext2fs_fsync genfs_fsync
    181 
    182 #ifdef SYSCTL_SETUP_PROTO
    183 SYSCTL_SETUP_PROTO(sysctl_vfs_ext2fs_setup);
    184 #endif /* SYSCTL_SETUP_PROTO */
    185 __END_DECLS
    186 
    187 #define IS_EXT2_VNODE(vp)   (vp->v_tag == VT_EXT2FS)
    188 
    189 extern int (**ext2fs_vnodeop_p) __P((void *));
    190 extern int (**ext2fs_specop_p) __P((void *));
    191 extern int (**ext2fs_fifoop_p) __P((void *));
    192 
    193 #endif /* !_UFS_EXT2FS_EXT2FS_EXTERN_H_ */
    194