usbloadergx/source/libntfs/ntfsfile.h
2010-09-24 00:48:03 +00:00

67 lines
2.7 KiB
C

/**
* ntfsfile.c - devoptab file 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 _NTFSFILE_H
#define _NTFSFILE_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ntfsinternal.h"
#include <sys/reent.h>
/**
* ntfs_file_state - File state
*/
typedef struct _ntfs_file_state
{
ntfs_vd *vd; /* Volume this file belongs to */
ntfs_inode *ni; /* File descriptor */
ntfs_attr *data_na; /* File data descriptor */
int flags; /* Opening flags */
bool read; /* True if allowed to read from file */
bool write; /* True if allowed to write to file */
bool append; /* True if allowed to append to file */
bool compressed; /* True if file data is compressed */
bool encrypted; /* True if file data is encryted */
off_t pos; /* Current position within the file (in bytes) */
u64 len; /* Total length of the file (in bytes) */
struct _ntfs_file_state *prevOpenFile; /* The previous entry in a double-linked FILO list of open files */
struct _ntfs_file_state *nextOpenFile; /* The next entry in a double-linked FILO list of open files */
} ntfs_file_state;
/* File state routines */
void ntfsCloseFile(ntfs_file_state *file);
/* Gekko devoptab file routines for NTFS-based devices */
extern int ntfs_open_r(struct _reent *r, void *fileStruct, const char *path, int flags, int mode);
extern int ntfs_close_r(struct _reent *r, int fd);
extern ssize_t ntfs_write_r(struct _reent *r, int fd, const char *ptr, size_t len);
extern ssize_t ntfs_read_r(struct _reent *r, int fd, char *ptr, size_t len);
extern off_t ntfs_seek_r(struct _reent *r, int fd, off_t pos, int dir);
extern int ntfs_fstat_r(struct _reent *r, int fd, struct stat *st);
extern int ntfs_ftruncate_r(struct _reent *r, int fd, off_t len);
extern int ntfs_fsync_r(struct _reent *r, int fd);
#endif /* _NTFSFILE_H */