1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef _TOOLS_LE_BYTESHIFT_H |
3 | #define _TOOLS_LE_BYTESHIFT_H |
4 | |
5 | #include <stdint.h> |
6 | |
7 | static inline uint16_t __get_unaligned_le16(const uint8_t *p) |
8 | { |
9 | return p[0] | p[1] << 8; |
10 | } |
11 | |
12 | static inline uint32_t __get_unaligned_le32(const uint8_t *p) |
13 | { |
14 | return p[0] | p[1] << 8 | p[2] << 16 | p[3] << 24; |
15 | } |
16 | |
17 | static inline uint64_t __get_unaligned_le64(const uint8_t *p) |
18 | { |
19 | return (uint64_t)__get_unaligned_le32(p: p + 4) << 32 | |
20 | __get_unaligned_le32(p); |
21 | } |
22 | |
23 | static inline void __put_unaligned_le16(uint16_t val, uint8_t *p) |
24 | { |
25 | *p++ = val; |
26 | *p++ = val >> 8; |
27 | } |
28 | |
29 | static inline void __put_unaligned_le32(uint32_t val, uint8_t *p) |
30 | { |
31 | __put_unaligned_le16(val: val >> 16, p: p + 2); |
32 | __put_unaligned_le16(val, p); |
33 | } |
34 | |
35 | static inline void __put_unaligned_le64(uint64_t val, uint8_t *p) |
36 | { |
37 | __put_unaligned_le32(val: val >> 32, p: p + 4); |
38 | __put_unaligned_le32(val, p); |
39 | } |
40 | |
41 | static inline uint16_t get_unaligned_le16(const void *p) |
42 | { |
43 | return __get_unaligned_le16(p: (const uint8_t *)p); |
44 | } |
45 | |
46 | static inline uint32_t get_unaligned_le32(const void *p) |
47 | { |
48 | return __get_unaligned_le32(p: (const uint8_t *)p); |
49 | } |
50 | |
51 | static inline uint64_t get_unaligned_le64(const void *p) |
52 | { |
53 | return __get_unaligned_le64(p: (const uint8_t *)p); |
54 | } |
55 | |
56 | static inline void put_unaligned_le16(uint16_t val, void *p) |
57 | { |
58 | __put_unaligned_le16(val, p); |
59 | } |
60 | |
61 | static inline void put_unaligned_le32(uint32_t val, void *p) |
62 | { |
63 | __put_unaligned_le32(val, p); |
64 | } |
65 | |
66 | static inline void put_unaligned_le64(uint64_t val, void *p) |
67 | { |
68 | __put_unaligned_le64(val, p); |
69 | } |
70 | |
71 | #endif /* _TOOLS_LE_BYTESHIFT_H */ |
72 | |