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#ifndef _ENDIAN_H
#define _ENDIAN_H
#include <byteswap.h>
#ifdef __GNUC__
# define BYTE_ORDER __BYTE_ORDER__
# define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
# define BIG_ENDIAN __ORDER_BIG_ENDIAN__
# define PDP_ENDIAN __ORDER_PDP_ENDIAN__
# define __BYTE_ORDER __BYTE_ORDER__
#ifndef __LITTLE_ENDIAN // Linux kernel headers define this already
# define __LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
#endif
# define __BIG_ENDIAN __ORDER_BIG_ENDIAN__
# define __PDP_ENDIAN __ORDER_PDP_ENDIAN__
#else
# error "Unsupported compiler"
#endif
#if BYTE_ORDER == LITTLE_ENDIAN
# define htobe16(x) __bswap_16(x)
# define htole16(x) (uint16_t)(x)
# define be16toh(x) __bswap_16(x)
# define le16toh(x) (uint16_t)(x)
# define htobe32(x) __bswap_32(x)
# define htole32(x) (uint32_t)(x)
# define be32toh(x) __bswap_32(x)
# define le32toh(x) (uint32_t)(x)
# define htobe64(x) __bswap_64(x)
# define htole64(x) (uint64_t)(x)
# define be64toh(x) __bswap_64(x)
# define le64toh(x) (uint64_t)(x)
#else
# define htobe16(x) (uint16_t)(x)
# define htole16(x) __bswap_16(x)
# define be16toh(x) (uint16_t)(x)
# define le16toh(x) __bswap_16(x)
# define htobe32(x) (uint32_t)(x)
# define htole32(x) __bswap_32(x)
# define be32toh(x) (uint32_t)(x)
# define le32toh(x) __bswap_32(x)
# define htobe64(x) (uint64_t)(x)
# define htole64(x) __bswap_64(x)
# define be64toh(x) (uint64_t)(x)
# define le64toh(x) __bswap_64(x)
#endif
#endif // _ENDIAN_H
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