Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1#ifndef _TOOLS_BE_BYTESHIFT_H
2#define _TOOLS_BE_BYTESHIFT_H
3
4#include <stdint.h>
5
6static inline uint16_t __get_unaligned_be16(const uint8_t *p)
7{
8 return p[0] << 8 | p[1];
9}
10
11static inline uint32_t __get_unaligned_be32(const uint8_t *p)
12{
13 return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3];
14}
15
16static inline uint64_t __get_unaligned_be64(const uint8_t *p)
17{
18 return (uint64_t)__get_unaligned_be32(p) << 32 |
19 __get_unaligned_be32(p + 4);
20}
21
22static inline void __put_unaligned_be16(uint16_t val, uint8_t *p)
23{
24 *p++ = val >> 8;
25 *p++ = val;
26}
27
28static inline void __put_unaligned_be32(uint32_t val, uint8_t *p)
29{
30 __put_unaligned_be16(val >> 16, p);
31 __put_unaligned_be16(val, p + 2);
32}
33
34static inline void __put_unaligned_be64(uint64_t val, uint8_t *p)
35{
36 __put_unaligned_be32(val >> 32, p);
37 __put_unaligned_be32(val, p + 4);
38}
39
40static inline uint16_t get_unaligned_be16(const void *p)
41{
42 return __get_unaligned_be16((const uint8_t *)p);
43}
44
45static inline uint32_t get_unaligned_be32(const void *p)
46{
47 return __get_unaligned_be32((const uint8_t *)p);
48}
49
50static inline uint64_t get_unaligned_be64(const void *p)
51{
52 return __get_unaligned_be64((const uint8_t *)p);
53}
54
55static inline void put_unaligned_be16(uint16_t val, void *p)
56{
57 __put_unaligned_be16(val, p);
58}
59
60static inline void put_unaligned_be32(uint32_t val, void *p)
61{
62 __put_unaligned_be32(val, p);
63}
64
65static inline void put_unaligned_be64(uint64_t val, void *p)
66{
67 __put_unaligned_be64(val, p);
68}
69
70#endif /* _TOOLS_BE_BYTESHIFT_H */