[deliverable/linux.git] / fs / ocfs2 / dir.h

/* -*- mode: c; c-basic-offset: 8; -*-
 * vim: noexpandtab sw=8 ts=8 sts=0:
 *
 * dir.h
 *
 * Function prototypes
 *
 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */

#ifndef OCFS2_DIR_H
#define OCFS2_DIR_H

struct buffer_head *ocfs2_find_entry(const char *name,
				     int namelen,
				     struct inode *dir,
				     struct ocfs2_dir_entry **res_dir);
int ocfs2_delete_entry(handle_t *handle,
		       struct inode *dir,
		       struct ocfs2_dir_entry *de_del,
		       struct buffer_head *bh);
int __ocfs2_add_entry(handle_t *handle,
		      struct inode *dir,
		      const char *name, int namelen,
		      struct inode *inode, u64 blkno,
		      struct buffer_head *parent_fe_bh,
		      struct buffer_head *insert_bh);
static inline int ocfs2_add_entry(handle_t *handle,
				  struct dentry *dentry,
				  struct inode *inode, u64 blkno,
				  struct buffer_head *parent_fe_bh,
				  struct buffer_head *insert_bh)
{
	return __ocfs2_add_entry(handle, dentry->d_parent->d_inode,
				 dentry->d_name.name, dentry->d_name.len,
				 inode, blkno, parent_fe_bh, insert_bh);
}

int ocfs2_check_dir_for_entry(struct inode *dir,
			      const char *name,
			      int namelen);
int ocfs2_empty_dir(struct inode *inode);  /* FIXME: to namei.c */
int ocfs2_find_files_on_disk(const char *name,
			     int namelen,
			     u64 *blkno,
			     struct inode *inode,
			     struct buffer_head **dirent_bh,
			     struct ocfs2_dir_entry **dirent);
int ocfs2_readdir(struct file *filp, void *dirent, filldir_t filldir);
int ocfs2_dir_foreach(struct inode *inode, loff_t *f_pos, void *priv,
		      filldir_t filldir);
int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,
				 struct inode *dir,
				 struct buffer_head *parent_fe_bh,
				 const char *name,
				 int namelen,
				 struct buffer_head **ret_de_bh);
struct ocfs2_alloc_context;
int ocfs2_fill_new_dir(struct ocfs2_super *osb,
		       handle_t *handle,
		       struct inode *parent,
		       struct inode *inode,
		       struct buffer_head *fe_bh,
		       struct ocfs2_alloc_context *data_ac);

#endif /* OCFS2_DIR_H */
Commit	Line	Data
ccd979bd MF	1	/* -- mode: c; c-basic-offset: 8; --
	2	* vim: noexpandtab sw=8 ts=8 sts=0:
	3	*
	4	* dir.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_DIR_H
	27	#define OCFS2_DIR_H
	28
316f4b9f MF	29	struct buffer_head ocfs2_find_entry(const char name,
	30	int namelen,
	31	struct inode *dir,
	32	struct ocfs2_dir_entry **res_dir);
	33	int ocfs2_delete_entry(handle_t *handle,
	34	struct inode *dir,
	35	struct ocfs2_dir_entry *de_del,
	36	struct buffer_head *bh);
	37	int __ocfs2_add_entry(handle_t *handle,
	38	struct inode *dir,
	39	const char *name, int namelen,
	40	struct inode *inode, u64 blkno,
	41	struct buffer_head *parent_fe_bh,
	42	struct buffer_head *insert_bh);
	43	static inline int ocfs2_add_entry(handle_t *handle,
	44	struct dentry *dentry,
	45	struct inode *inode, u64 blkno,
	46	struct buffer_head *parent_fe_bh,
	47	struct buffer_head *insert_bh)
	48	{
	49	return __ocfs2_add_entry(handle, dentry->d_parent->d_inode,
	50	dentry->d_name.name, dentry->d_name.len,
	51	inode, blkno, parent_fe_bh, insert_bh);
	52	}
	53
ccd979bd MF	54	int ocfs2_check_dir_for_entry(struct inode *dir,
	55	const char *name,
	56	int namelen);
	57	int ocfs2_empty_dir(struct inode inode); / FIXME: to namei.c */
	58	int ocfs2_find_files_on_disk(const char *name,
	59	int namelen,
	60	u64 *blkno,
	61	struct inode *inode,
	62	struct buffer_head **dirent_bh,
	63	struct ocfs2_dir_entry **dirent);
	64	int ocfs2_readdir(struct file filp, void dirent, filldir_t filldir);
5eae5b96 MF	65	int ocfs2_dir_foreach(struct inode inode, loff_t f_pos, void *priv,
5eae5b96 MF	66	filldir_t filldir);
ccd979bd MF	67	int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb,
	68	struct inode *dir,
	69	struct buffer_head *parent_fe_bh,
	70	const char *name,
	71	int namelen,
	72	struct buffer_head **ret_de_bh);
	73	struct ocfs2_alloc_context;
316f4b9f MF	74	int ocfs2_fill_new_dir(struct ocfs2_super *osb,
	75	handle_t *handle,
	76	struct inode *parent,
	77	struct inode *inode,
	78	struct buffer_head *fe_bh,
	79	struct ocfs2_alloc_context *data_ac);
	80
ccd979bd	81	#endif /* OCFS2_DIR_H */