| #ifndef ENDIANNESS_H |
| #define ENDIANNESS_H |
| |
| #ifndef __LITTLE_ENDIAN |
| #define __LITTLE_ENDIAN 1234 |
| #endif |
| |
| #ifndef __BIG_ENDIAN |
| #define __BIG_ENDIAN 4321 |
| #endif |
| |
| #ifndef __BYTE_ORDER |
| #ifdef __LITTLE_ENDIAN__ |
| #define __BYTE_ORDER __LITTLE_ENDIAN |
| #else |
| #ifdef __BIG_ENDIAN__ |
| #define __BYTE_ORDER __BIG_ENDIAN |
| #endif |
| #endif |
| #endif |
| |
| #ifndef be16toh |
| #if __BYTE_ORDER == __BIG_ENDIAN |
| #define be16toh(x) (x) |
| #else |
| #define be16toh(x) ((((x) & 0xFF00) >> 8) | (((x) & 0x00FF) << 8)) |
| #endif |
| #endif |
| |
| #ifndef htobe16 |
| #define htobe16 be16toh |
| #endif |
| |
| #ifndef le16toh |
| #if __BYTE_ORDER == __BIG_ENDIAN |
| #define le16toh(x) ((((x) & 0xFF00) >> 8) | (((x) & 0x00FF) << 8)) |
| #else |
| #define le16toh(x) (x) |
| #endif |
| #endif |
| |
| #ifndef htole16 |
| #define htole16 le16toh |
| #endif |
| |
| #ifndef __bswap_32 |
| #define __bswap_32(x) ((((x) & 0xFF000000) >> 24) \ |
| | (((x) & 0x00FF0000) >> 8) \ |
| | (((x) & 0x0000FF00) << 8) \ |
| | (((x) & 0x000000FF) << 24)) |
| #endif |
| |
| #ifndef be32toh |
| #if __BYTE_ORDER == __BIG_ENDIAN |
| #define be32toh(x) (x) |
| #else |
| #define be32toh(x) __bswap_32(x) |
| #endif |
| #endif |
| |
| #ifndef htobe32 |
| #define htobe32 be32toh |
| #endif |
| |
| #ifndef le32toh |
| #if __BYTE_ORDER == __BIG_ENDIAN |
| #define le32toh(x) __bswap_32(x) |
| #else |
| #define le32toh(x) (x) |
| #endif |
| #endif |
| |
| #ifndef htole32 |
| #define htole32 le32toh |
| #endif |
| |
| #ifndef __bswap_64 |
| #define __bswap_64(x) ((((x) & 0xFF00000000000000ull) >> 56) \ |
| | (((x) & 0x00FF000000000000ull) >> 40) \ |
| | (((x) & 0x0000FF0000000000ull) >> 24) \ |
| | (((x) & 0x000000FF00000000ull) >> 8) \ |
| | (((x) & 0x00000000FF000000ull) << 8) \ |
| | (((x) & 0x0000000000FF0000ull) << 24) \ |
| | (((x) & 0x000000000000FF00ull) << 40) \ |
| | (((x) & 0x00000000000000FFull) << 56)) |
| #endif |
| |
| #ifndef htobe64 |
| #if __BYTE_ORDER == __BIG_ENDIAN |
| #define htobe64(x) (x) |
| #else |
| #define htobe64(x) __bswap_64(x) |
| #endif |
| #endif |
| |
| #ifndef be64toh |
| #define be64toh htobe64 |
| #endif |
| |
| #ifndef le64toh |
| #if __BYTE_ORDER == __LITTLE_ENDIAN |
| #define le64toh(x) (x) |
| #else |
| #define le64toh(x) __bswap_64(x) |
| #endif |
| #endif |
| |
| #ifndef htole64 |
| #define htole64 le64toh |
| #endif |
| |
| #endif /* ENDIANNESS_H */ |