include/byteswap.h

#ifndef _BYTESWAP_H
#define _BYTESWAP_H

#include <features.h>
#include <stdint.h>

static __inline uint16_t __bswap_16(uint16_t __x)
{
	return (__x<<8) | (__x>>8);
}

static __inline uint32_t __bswap_32(uint32_t __x)
{
	return (__x>>24) | (__x>>8&0xff00) | (__x<<8&0xff0000) | (__x<<24);
}

static __inline uint64_t __bswap_64(uint64_t __x)
{
	return ((__bswap_32(__x)+0ULL)<<32) | __bswap_32(__x>>32);
}

#define bswap_16(x) __bswap_16(x)
#define bswap_32(x) __bswap_32(x)
#define bswap_64(x) __bswap_64(x)

#endif