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/*
* dir.h - Exports for directory handling. Originated from the Linux-NTFS project.
*
* Copyright (c) 2002 Anton Altaparmakov
* Copyright (c) 2005-2006 Yura Pakhuchiy
* Copyright (c) 2004-2005 Richard Russon
*
* This program/include file 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/include file 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 (in the main directory of the NTFS-3G
* distribution in the file COPYING); if not, write to the Free Software
* Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _NTFS_DIR_H
#define _NTFS_DIR_H
#include "types.h"
#define PATH_SEP '/'
#ifndef MAX_PATH
#define MAX_PATH 1024
#endif
/*
* We do not have these under DJGPP, so define our version that do not conflict
* with other S_IFs defined under DJGPP.
*/
#ifdef DJGPP
#ifndef S_IFLNK
#define S_IFLNK 0120000
#endif
#ifndef S_ISLNK
#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
#endif
#ifndef S_IFSOCK
#define S_IFSOCK 0140000
#endif
#ifndef S_ISSOCK
#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
#endif
#endif
/*
* The little endian Unicode strings $I30, $SII, $SDH, $O, $Q, $R
* as a global constant.
*/
extern ntfschar NTFS_INDEX_I30[5];
extern ntfschar NTFS_INDEX_SII[5];
extern ntfschar NTFS_INDEX_SDH[5];
extern ntfschar NTFS_INDEX_O[3];
extern ntfschar NTFS_INDEX_Q[3];
extern ntfschar NTFS_INDEX_R[3];
extern u64 ntfs_inode_lookup_by_name(ntfs_inode *dir_ni,
const ntfschar *uname, const int uname_len);
extern ntfs_inode *ntfs_pathname_to_inode(ntfs_volume *vol, ntfs_inode *parent,
const char *pathname);
extern ntfs_inode *ntfs_create(ntfs_inode *dir_ni, ntfschar *name, u8 name_len,
dev_t type);
extern ntfs_inode *ntfs_create_device(ntfs_inode *dir_ni,
ntfschar *name, u8 name_len, dev_t type, dev_t dev);
extern ntfs_inode *ntfs_create_symlink(ntfs_inode *dir_ni,
ntfschar *name, u8 name_len, ntfschar *target, u8 target_len);
extern int ntfs_check_empty_dir(ntfs_inode *ni);
extern int ntfs_delete(ntfs_inode *ni, ntfs_inode *dir_ni, ntfschar *name,
u8 name_len);
extern int ntfs_link(ntfs_inode *ni, ntfs_inode *dir_ni, ntfschar *name,
u8 name_len);
/*
* File types (adapted from include <linux/fs.h>)
*/
#define NTFS_DT_UNKNOWN 0
#define NTFS_DT_FIFO 1
#define NTFS_DT_CHR 2
#define NTFS_DT_DIR 4
#define NTFS_DT_BLK 6
#define NTFS_DT_REG 8
#define NTFS_DT_LNK 10
#define NTFS_DT_SOCK 12
#define NTFS_DT_WHT 14
/*
* This is the "ntfs_filldir" function type, used by ntfs_readdir() to let
* the caller specify what kind of dirent layout it wants to have.
* This allows the caller to read directories into their application or
* to have different dirent layouts depending on the binary type.
*/
typedef int (*ntfs_filldir_t)(void *dirent, const ntfschar *name,
const int name_len, const int name_type, const s64 pos,
const MFT_REF mref, const unsigned dt_type);
extern int ntfs_readdir(ntfs_inode *dir_ni, s64 *pos,
void *dirent, ntfs_filldir_t filldir);
#endif /* defined _NTFS_DIR_H */
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