mirror of https://gitee.com/openkylin/linux.git
89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/* -*- 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_update_entry(struct inode *dir, handle_t *handle,
|
|
struct buffer_head *de_bh, struct ocfs2_dir_entry *de,
|
|
struct inode *new_entry_inode);
|
|
|
|
int ocfs2_check_dir_for_entry(struct inode *dir,
|
|
const char *name,
|
|
int namelen);
|
|
int ocfs2_empty_dir(struct inode *inode);
|
|
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_lookup_ino_from_name(struct inode *dir, const char *name,
|
|
int namelen, u64 *blkno);
|
|
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);
|
|
|
|
struct ocfs2_dir_block_trailer *ocfs2_dir_trailer_from_size(int blocksize,
|
|
void *data);
|
|
#endif /* OCFS2_DIR_H */
|