#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 |