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/* we need the one from the host */
#include <endian.h>
#include <stdint.h>
/* Byte-orders. */
#define swap16(x) \
({ \
uint16_t _x = (x); \
(uint16_t) ((_x << 8) | (_x >> 8)); \
})
#define swap32(x) \
({ \
uint32_t _x = (x); \
(uint32_t) ((_x << 24) \
| ((_x & (uint32_t) 0xFF00UL) << 8) \
| ((_x & (uint32_t) 0xFF0000UL) >> 8) \
| (_x >> 24)); \
})
#define swap64(x) \
({ \
uint64_t _x = (x); \
(uint64_t) ((_x << 56) \
| ((_x & (uint64_t) 0xFF00ULL) << 40) \
| ((_x & (uint64_t) 0xFF0000ULL) << 24) \
| ((_x & (uint64_t) 0xFF000000ULL) << 8) \
| ((_x & (uint64_t) 0xFF00000000ULL) >> 8) \
| ((_x & (uint64_t) 0xFF0000000000ULL) >> 24) \
| ((_x & (uint64_t) 0xFF000000000000ULL) >> 40) \
| (_x >> 56)); \
})
#if __BYTE_ORDER == __BIG_ENDIAN
/* Our target is a ia32 machine, always little endian */
# define host2target_16(x) swap16(x)
# define host2target_32(x) swap32(x)
# define host2target_64(x) swap64(x)
# define target2host_16(x) swap16(x)
# define target2host_32(x) swap32(x)
# define target2host_64(x) swap64(x)
#else
# define host2target_16(x) (x)
# define host2target_32(x) (x)
# define host2target_64(x) (x)
# define target2host_16(x) (x)
# define target2host_32(x) (x)
# define target2host_64(x) (x)
#endif
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