blob: fa6207fe9996fc93502b78898fc86c6bf04452c3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
#pragma once
#include <stdint.h>
/**
* Swap bytes between big endian and local number representation
*/
namespace util
{
#ifdef MULTIMC_BIG_ENDIAN
inline uint64_t bigswap(uint64_t x)
{
return x;
};
inline uint32_t bigswap(uint32_t x)
{
return x;
};
inline uint16_t bigswap(uint16_t x)
{
return x;
};
inline int64_t bigswap(int64_t x)
{
return x;
};
inline int32_t bigswap(int32_t x)
{
return x;
};
inline int16_t bigswap(int16_t x)
{
return x;
};
#else
inline uint64_t bigswap(uint64_t x)
{
return (x>>56) | ((x<<40) & 0x00FF000000000000) | ((x<<24) & 0x0000FF0000000000) | ((x<<8) & 0x000000FF00000000) |
((x>>8) & 0x00000000FF000000) | ((x>>24) & 0x0000000000FF0000) | ((x>>40) & 0x000000000000FF00) | (x<<56);
};
inline uint32_t bigswap(uint32_t x)
{
return (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24);
};
inline uint16_t bigswap(uint16_t x)
{
return (x>>8) | (x<<8);
};
inline int64_t bigswap(int64_t x)
{
return (x>>56) | ((x<<40) & 0x00FF000000000000) | ((x<<24) & 0x0000FF0000000000) | ((x<<8) & 0x000000FF00000000) |
((x>>8) & 0x00000000FF000000) | ((x>>24) & 0x0000000000FF0000) | ((x>>40) & 0x000000000000FF00) | (x<<56);
};
inline int32_t bigswap(int32_t x)
{
return (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24);
};
inline int16_t bigswap(int16_t x)
{
return (x>>8) | (x<<8);
};
#endif
}
|
