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a1d312de | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | /* |
3 | * endian.h - Defines for endianness handling in NTFS Linux kernel driver. | |
4 | * Part of the Linux-NTFS project. | |
5 | * | |
6 | * Copyright (c) 2001-2004 Anton Altaparmakov | |
1da177e4 LT |
7 | */ |
8 | ||
9 | #ifndef _LINUX_NTFS_ENDIAN_H | |
10 | #define _LINUX_NTFS_ENDIAN_H | |
11 | ||
12 | #include <asm/byteorder.h> | |
13 | #include "types.h" | |
14 | ||
15 | /* | |
16 | * Signed endianness conversion functions. | |
17 | */ | |
18 | ||
19 | static inline s16 sle16_to_cpu(sle16 x) | |
20 | { | |
21 | return le16_to_cpu((__force le16)x); | |
22 | } | |
23 | ||
24 | static inline s32 sle32_to_cpu(sle32 x) | |
25 | { | |
26 | return le32_to_cpu((__force le32)x); | |
27 | } | |
28 | ||
29 | static inline s64 sle64_to_cpu(sle64 x) | |
30 | { | |
31 | return le64_to_cpu((__force le64)x); | |
32 | } | |
33 | ||
34 | static inline s16 sle16_to_cpup(sle16 *x) | |
35 | { | |
36 | return le16_to_cpu(*(__force le16*)x); | |
37 | } | |
38 | ||
39 | static inline s32 sle32_to_cpup(sle32 *x) | |
40 | { | |
41 | return le32_to_cpu(*(__force le32*)x); | |
42 | } | |
43 | ||
44 | static inline s64 sle64_to_cpup(sle64 *x) | |
45 | { | |
46 | return le64_to_cpu(*(__force le64*)x); | |
47 | } | |
48 | ||
49 | static inline sle16 cpu_to_sle16(s16 x) | |
50 | { | |
51 | return (__force sle16)cpu_to_le16(x); | |
52 | } | |
53 | ||
54 | static inline sle32 cpu_to_sle32(s32 x) | |
55 | { | |
56 | return (__force sle32)cpu_to_le32(x); | |
57 | } | |
58 | ||
59 | static inline sle64 cpu_to_sle64(s64 x) | |
60 | { | |
61 | return (__force sle64)cpu_to_le64(x); | |
62 | } | |
63 | ||
64 | static inline sle16 cpu_to_sle16p(s16 *x) | |
65 | { | |
66 | return (__force sle16)cpu_to_le16(*x); | |
67 | } | |
68 | ||
69 | static inline sle32 cpu_to_sle32p(s32 *x) | |
70 | { | |
71 | return (__force sle32)cpu_to_le32(*x); | |
72 | } | |
73 | ||
74 | static inline sle64 cpu_to_sle64p(s64 *x) | |
75 | { | |
76 | return (__force sle64)cpu_to_le64(*x); | |
77 | } | |
78 | ||
79 | #endif /* _LINUX_NTFS_ENDIAN_H */ |