projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| a1d312de | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 1da177e4 LT |
2 | /* |
| 3 | * types.h - Defines for NTFS Linux kernel driver specific types. | |
| 4 | * Part of the Linux-NTFS project. | |
| 5 | * | |
| 3f2faef0 | 6 | * Copyright (c) 2001-2005 Anton Altaparmakov |
| 1da177e4 LT |
7 | */ |
| 8 | ||
| 9 | #ifndef _LINUX_NTFS_TYPES_H | |
| 10 | #define _LINUX_NTFS_TYPES_H | |
| 11 | ||
| 12 | #include <linux/types.h> | |
| 13 | ||
| 14 | typedef __le16 le16; | |
| 15 | typedef __le32 le32; | |
| 16 | typedef __le64 le64; | |
| 17 | typedef __u16 __bitwise sle16; | |
| 18 | typedef __u32 __bitwise sle32; | |
| 19 | typedef __u64 __bitwise sle64; | |
| 20 | ||
| 21 | /* 2-byte Unicode character type. */ | |
| 22 | typedef le16 ntfschar; | |
| 23 | #define UCHAR_T_SIZE_BITS 1 | |
| 24 | ||
| 25 | /* | |
| 26 | * Clusters are signed 64-bit values on NTFS volumes. We define two types, LCN | |
| 27 | * and VCN, to allow for type checking and better code readability. | |
| 28 | */ | |
| 29 | typedef s64 VCN; | |
| 30 | typedef sle64 leVCN; | |
| 31 | typedef s64 LCN; | |
| 32 | typedef sle64 leLCN; | |
| 33 | ||
| 34 | /* | |
| 35 | * The NTFS journal $LogFile uses log sequence numbers which are signed 64-bit | |
| 36 | * values. We define our own type LSN, to allow for type checking and better | |
| 37 | * code readability. | |
| 38 | */ | |
| 39 | typedef s64 LSN; | |
| 40 | typedef sle64 leLSN; | |
| 41 | ||
| 3f2faef0 AA |
42 | /* |
| 43 | * The NTFS transaction log $UsnJrnl uses usn which are signed 64-bit values. | |
| 44 | * We define our own type USN, to allow for type checking and better code | |
| 45 | * readability. | |
| 46 | */ | |
| 47 | typedef s64 USN; | |
| 48 | typedef sle64 leUSN; | |
| 49 | ||
| 1da177e4 LT |
50 | typedef enum { |
| 51 | CASE_SENSITIVE = 0, | |
| 52 | IGNORE_CASE = 1, | |
| 53 | } IGNORE_CASE_BOOL; | |
| 54 | ||
| 55 | #endif /* _LINUX_NTFS_TYPES_H */ |