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 #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