1#ifndef _BYTESWAP_H
2#define _BYTESWAP_H
3
4#include <features.h>
5#include <stdint.h>
6
7static __inline uint16_t __bswap_16(uint16_t __x)
8{
9	return (__x<<8) | (__x>>8);
10}
11
12static __inline uint32_t __bswap_32(uint32_t __x)
13{
14	return (__x>>24) | (__x>>8&0xff00) | (__x<<8&0xff0000) | (__x<<24);
15}
16
17static __inline uint64_t __bswap_64(uint64_t __x)
18{
19	return ((__bswap_32(__x)+0ULL)<<32) | __bswap_32(__x>>32);
20}
21
22#define bswap_16(x) __bswap_16(x)
23#define bswap_32(x) __bswap_32(x)
24#define bswap_64(x) __bswap_64(x)
25
26#endif
27