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/*- * modified for EXT2FS support in Lites 1.1 * * Aug 1995, Godmar Back (gback@cs.utah.edu) * University of Utah, Department of Computer Science */ /*- * Copyright (c) 1991, 1993, 1994 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)ffs_extern.h 8.3 (Berkeley) 4/16/94 * $FreeBSD: release/9.1.0/sys/fs/ext2fs/ext2_extern.h 229549 2012-01-05 01:35:01Z pfg $ */ #ifndef _FS_EXT2FS_EXT2_EXTERN_H_ #define _FS_EXT2FS_EXT2_EXTERN_H_ struct ext2fs_dinode; struct indir; struct inode; struct mount; struct vfsconf; struct vnode; int ext2_alloc(struct inode *, int32_t, int32_t, int, struct ucred *, int32_t *); int ext2_balloc(struct inode *, int32_t, int, struct ucred *, struct buf **, int); int ext2_blkatoff(struct vnode *, off_t, char **, struct buf **); void ext2_blkfree(struct inode *, int32_t, long); int32_t ext2_blkpref(struct inode *, int32_t, int, int32_t *, int32_t); int ext2_bmap(struct vop_bmap_args *); int ext2_bmaparray(struct vnode *, int32_t, int32_t *, int *, int *); void ext2_clusteracct(struct m_ext2fs *, char *, int, daddr_t, int); void ext2_dirbad(struct inode *ip, doff_t offset, char *how); void ext2_ei2i(struct ext2fs_dinode *, struct inode *); int ext2_getlbns(struct vnode *, int32_t, struct indir *, int *); void ext2_i2ei(struct inode *, struct ext2fs_dinode *); int ext2_reallocblks(struct vop_reallocblks_args *); void ext2_itimes(struct vnode *vp); int ext2_reclaim(struct vop_reclaim_args *); void ext2_setblock(struct m_ext2fs *, u_char *, int32_t); int ext2_truncate(struct vnode *, off_t, int, struct ucred *, struct thread *); int ext2_update(struct vnode *, int); int ext2_valloc(struct vnode *, int, struct ucred *, struct vnode **); int ext2_vfree(struct vnode *, ino_t, int); int ext2_vinit(struct mount *, struct vop_vector *, struct vnode **vpp); int ext2_lookup(struct vop_cachedlookup_args *); int ext2_readdir(struct vop_readdir_args *); void ext2_print_inode(struct inode *); int ext2_direnter(struct inode *, struct vnode *, struct componentname *); int ext2_dirremove(struct vnode *, struct componentname *); int ext2_dirrewrite(struct inode *, struct inode *, struct componentname *); int ext2_dirempty(struct inode *, ino_t, struct ucred *); int ext2_checkpath(struct inode *, struct inode *, struct ucred *); int cg_has_sb(int i); int ext2_inactive(struct vop_inactive_args *); /* Flags to low-level allocation routines. * The low 16-bits are reserved for IO_ flags from vnode.h. */ #define BA_CLRBUF 0x00010000 /* Clear invalid areas of buffer. */ #define BA_SEQMASK 0x7F000000 /* Bits holding seq heuristic. */ #define BA_SEQSHIFT 24 #define BA_SEQMAX 0x7F extern struct vop_vector ext2_vnodeops; extern struct vop_vector ext2_fifoops; #endif /* !_FS_EXT2FS_EXT2_EXTERN_H_ */