linux/fs/ntfs/types.h

75 lines
2.1 KiB
C

/*
* types.h - Defines for NTFS Linux kernel driver specific types.
* Part of the Linux-NTFS project.
*
* Copyright (c) 2001-2005 Anton Altaparmakov
*
* 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 Linux-NTFS
* 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 _LINUX_NTFS_TYPES_H
#define _LINUX_NTFS_TYPES_H
#include <linux/types.h>
typedef __le16 le16;
typedef __le32 le32;
typedef __le64 le64;
typedef __u16 __bitwise sle16;
typedef __u32 __bitwise sle32;
typedef __u64 __bitwise sle64;
/* 2-byte Unicode character type. */
typedef le16 ntfschar;
#define UCHAR_T_SIZE_BITS 1
/*
* Clusters are signed 64-bit values on NTFS volumes. We define two types, LCN
* and VCN, to allow for type checking and better code readability.
*/
typedef s64 VCN;
typedef sle64 leVCN;
typedef s64 LCN;
typedef sle64 leLCN;
/*
* The NTFS journal $LogFile uses log sequence numbers which are signed 64-bit
* values. We define our own type LSN, to allow for type checking and better
* code readability.
*/
typedef s64 LSN;
typedef sle64 leLSN;
/*
* The NTFS transaction log $UsnJrnl uses usn which are signed 64-bit values.
* We define our own type USN, to allow for type checking and better code
* readability.
*/
typedef s64 USN;
typedef sle64 leUSN;
typedef enum {
FALSE = 0,
TRUE = 1
} BOOL;
typedef enum {
CASE_SENSITIVE = 0,
IGNORE_CASE = 1,
} IGNORE_CASE_BOOL;
#endif /* _LINUX_NTFS_TYPES_H */