Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * types.h - Defines for NTFS Linux kernel driver specific types. |
| 3 | * Part of the Linux-NTFS project. |
| 4 | * |
Anton Altaparmakov | 3f2faef | 2005-06-25 15:28:56 +0100 | [diff] [blame] | 5 | * Copyright (c) 2001-2005 Anton Altaparmakov |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | * |
| 7 | * This program/include file is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License as published |
| 9 | * by the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program/include file is distributed in the hope that it will be |
| 13 | * useful, but WITHOUT ANY WARRANTY; without even the implied warranty |
| 14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program (in the main directory of the Linux-NTFS |
| 19 | * distribution in the file COPYING); if not, write to the Free Software |
| 20 | * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 21 | */ |
| 22 | |
| 23 | #ifndef _LINUX_NTFS_TYPES_H |
| 24 | #define _LINUX_NTFS_TYPES_H |
| 25 | |
| 26 | #include <linux/types.h> |
| 27 | |
| 28 | typedef __le16 le16; |
| 29 | typedef __le32 le32; |
| 30 | typedef __le64 le64; |
| 31 | typedef __u16 __bitwise sle16; |
| 32 | typedef __u32 __bitwise sle32; |
| 33 | typedef __u64 __bitwise sle64; |
| 34 | |
| 35 | /* 2-byte Unicode character type. */ |
| 36 | typedef le16 ntfschar; |
| 37 | #define UCHAR_T_SIZE_BITS 1 |
| 38 | |
| 39 | /* |
| 40 | * Clusters are signed 64-bit values on NTFS volumes. We define two types, LCN |
| 41 | * and VCN, to allow for type checking and better code readability. |
| 42 | */ |
| 43 | typedef s64 VCN; |
| 44 | typedef sle64 leVCN; |
| 45 | typedef s64 LCN; |
| 46 | typedef sle64 leLCN; |
| 47 | |
| 48 | /* |
| 49 | * The NTFS journal $LogFile uses log sequence numbers which are signed 64-bit |
| 50 | * values. We define our own type LSN, to allow for type checking and better |
| 51 | * code readability. |
| 52 | */ |
| 53 | typedef s64 LSN; |
| 54 | typedef sle64 leLSN; |
| 55 | |
Anton Altaparmakov | 3f2faef | 2005-06-25 15:28:56 +0100 | [diff] [blame] | 56 | /* |
| 57 | * The NTFS transaction log $UsnJrnl uses usn which are signed 64-bit values. |
| 58 | * We define our own type USN, to allow for type checking and better code |
| 59 | * readability. |
| 60 | */ |
| 61 | typedef s64 USN; |
| 62 | typedef sle64 leUSN; |
| 63 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | typedef enum { |
| 65 | FALSE = 0, |
| 66 | TRUE = 1 |
| 67 | } BOOL; |
| 68 | |
| 69 | typedef enum { |
| 70 | CASE_SENSITIVE = 0, |
| 71 | IGNORE_CASE = 1, |
| 72 | } IGNORE_CASE_BOOL; |
| 73 | |
| 74 | #endif /* _LINUX_NTFS_TYPES_H */ |