1/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * namei.h
5 *
6 * Function prototypes
7 *
8 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation; either
13 * version 2 of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the
22 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 021110-1307, USA.
24 */
25
26#ifndef OCFS2_NAMEI_H
27#define OCFS2_NAMEI_H
28
29extern const struct inode_operations ocfs2_dir_iops;
30
31struct dentry *ocfs2_get_parent(struct dentry *child);
32
33int ocfs2_check_dir_entry (struct inode *dir,
34			   struct ocfs2_dir_entry *de,
35			   struct buffer_head *bh,
36			   unsigned long offset);
37struct buffer_head *ocfs2_find_entry(const char *name,
38				     int namelen,
39				     struct inode *dir,
40				     struct ocfs2_dir_entry **res_dir);
41int ocfs2_orphan_del(struct ocfs2_super *osb,
42		     handle_t *handle,
43		     struct inode *orphan_dir_inode,
44		     struct inode *inode,
45		     struct buffer_head *orphan_dir_bh);
46
47static inline int ocfs2_match(int len,
48			      const char * const name,
49			      struct ocfs2_dir_entry *de)
50{
51	if (len != de->name_len)
52		return 0;
53	if (!de->inode)
54		return 0;
55	return !memcmp(name, de->name, len);
56}
57
58#endif /* OCFS2_NAMEI_H */
59