/** * 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 */