/**
 * ntfs_dir.c - devoptab directory routines for NTFS-based devices.
 *
 * Copyright (c) 2009 Rhys "Shareese" Koedijk
 * Copyright (c) 2006 Michael "Chishm" Chisholm
 *
 * 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; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _NTFSDIR_H
#define _NTFSDIR_H

#include "ntfsinternal.h"
#include <sys/reent.h>

/**
 * ntfs_dir_entry - Directory entry
 */
typedef struct _ntfs_dir_entry
{
    char *name;
    u64 mref;
    struct _ntfs_dir_entry *next;
} ntfs_dir_entry;

/**
 * ntfs_dir_state - Directory state
 */
typedef struct _ntfs_dir_state
{
    ntfs_vd *vd;                            /* Volume this directory belongs to */
    ntfs_inode *ni;                         /* Directory descriptor */
    ntfs_dir_entry *first;                  /* The first entry in the directory */
    ntfs_dir_entry *current;                /* The current entry in the directory */
    struct _ntfs_dir_state *prevOpenDir;    /* The previous entry in a double-linked FILO list of open directories */
    struct _ntfs_dir_state *nextOpenDir;    /* The next entry in a double-linked FILO list of open directories */
} ntfs_dir_state;

/* Directory state routines */
void ntfsCloseDir ( ntfs_dir_state *file );

/* Gekko devoptab directory routines for NTFS-based devices */
extern int ntfs_stat_r ( struct _reent *r, const char *path, struct stat *st );
extern int ntfs_link_r ( struct _reent *r, const char *existing, const char *newLink );
extern int ntfs_unlink_r ( struct _reent *r, const char *name );
extern int ntfs_chdir_r ( struct _reent *r, const char *name );
extern int ntfs_rename_r ( struct _reent *r, const char *oldName, const char *newName );
extern int ntfs_mkdir_r ( struct _reent *r, const char *path, int mode );
extern int ntfs_statvfs_r ( struct _reent *r, const char *path, struct statvfs *buf );

/* Gekko devoptab directory walking routines for NTFS-based devices */
extern DIR_ITER *ntfs_diropen_r ( struct _reent *r, DIR_ITER *dirState, const char *path );
extern int ntfs_dirreset_r ( struct _reent *r, DIR_ITER *dirState );
extern int ntfs_dirnext_r ( struct _reent *r, DIR_ITER *dirState, char *filename, struct stat *filestat );
extern int ntfs_dirclose_r ( struct _reent *r, DIR_ITER *dirState );

#endif /* _NTFSDIR_H */