// "License": Public Domain // I, Mathias Panzenböck, place this file hereby into the public domain. Use it at your own risk for whatever you like. #ifndef PORTABLE_ENDIAN_H__ #define PORTABLE_ENDIAN_H__ #if (defined(_WIN16) || defined(_WIN32) || defined(_WIN64)) && !defined(__WINDOWS__) # define __WINDOWS__ #endif #if defined(__CYGWIN__) # include #elif defined(HAVE_ENDIAN_H) # include #elif defined(HAVE_SYS_ENDIAN_H) # include # if defined(__sgi) # include # include # define be64toh(x) (x) # define htobe64(x) (x) # endif #elif defined(__APPLE__) # include # define htobe16(x) OSSwapHostToBigInt16(x) # define htole16(x) OSSwapHostToLittleInt16(x) # define be16toh(x) OSSwapBigToHostInt16(x) # define le16toh(x) OSSwapLittleToHostInt16(x) # define htobe32(x) OSSwapHostToBigInt32(x) # define htole32(x) OSSwapHostToLittleInt32(x) # define be32toh(x) OSSwapBigToHostInt32(x) # define le32toh(x) OSSwapLittleToHostInt32(x) # define htobe64(x) OSSwapHostToBigInt64(x) # define htole64(x) OSSwapHostToLittleInt64(x) # define be64toh(x) OSSwapBigToHostInt64(x) # define le64toh(x) OSSwapLittleToHostInt64(x) # define __BYTE_ORDER BYTE_ORDER # define __BIG_ENDIAN BIG_ENDIAN # define __LITTLE_ENDIAN LITTLE_ENDIAN # define __PDP_ENDIAN PDP_ENDIAN #elif defined(__sun) && defined(__SVR4) # include # include # include # if !defined (ntohll) || !defined(htonll) # ifdef _BIG_ENDIAN # define htonll(x) (x) # define ntohll(x) (x) # else # define htonll(x) ((((uint64_t)htonl(x)) << 32) + htonl((uint64_t)(x) >> 32)) # define ntohll(x) ((((uint64_t)ntohl(x)) << 32) + ntohl((uint64_t)(x) >> 32)) # endif # endif # define be64toh(x) ntohll(x) # define htobe64(x) htonll(x) #elif defined(__WINDOWS__) # include # include # if BYTE_ORDER == LITTLE_ENDIAN # define htobe16(x) htons(x) # define htole16(x) (x) # define be16toh(x) ntohs(x) # define le16toh(x) (x) # define htobe32(x) htonl(x) # define htole32(x) (x) # define be32toh(x) ntohl(x) # define le32toh(x) (x) # define htobe64(x) htonll(x) # define htole64(x) (x) # define be64toh(x) ntohll(x) # define le64toh(x) (x) # elif BYTE_ORDER == BIG_ENDIAN /* that would be xbox 360 */ # define htobe16(x) (x) # define htole16(x) __builtin_bswap16(x) # define be16toh(x) (x) # define le16toh(x) __builtin_bswap16(x) # define htobe32(x) (x) # define htole32(x) __builtin_bswap32(x) # define be32toh(x) (x) # define le32toh(x) __builtin_bswap32(x) # define htobe64(x) (x) # define htole64(x) __builtin_bswap64(x) # define be64toh(x) (x) # define le64toh(x) __builtin_bswap64(x) # else # error byte order not supported # endif # define __BYTE_ORDER BYTE_ORDER # define __BIG_ENDIAN BIG_ENDIAN # define __LITTLE_ENDIAN LITTLE_ENDIAN # define __PDP_ENDIAN PDP_ENDIAN #else // Unsupported platforms. // Intended to support CentOS 5 but hopefully not too far from // the truth because we use the homebrew htonll, et al. implementations // that were originally the sole implementation of this functionality // in iperf 3.0. # warning platform not supported # include #if BYTE_ORDER == BIG_ENDIAN #define HTONLL(n) (n) #define NTOHLL(n) (n) #else #define HTONLL(n) ((((unsigned long long)(n) & 0xFF) << 56) | \ (((unsigned long long)(n) & 0xFF00) << 40) | \ (((unsigned long long)(n) & 0xFF0000) << 24) | \ (((unsigned long long)(n) & 0xFF000000) << 8) | \ (((unsigned long long)(n) & 0xFF00000000) >> 8) | \ (((unsigned long long)(n) & 0xFF0000000000) >> 24) | \ (((unsigned long long)(n) & 0xFF000000000000) >> 40) | \ (((unsigned long long)(n) & 0xFF00000000000000) >> 56)) #define NTOHLL(n) ((((unsigned long long)(n) & 0xFF) << 56) | \ (((unsigned long long)(n) & 0xFF00) << 40) | \ (((unsigned long long)(n) & 0xFF0000) << 24) | \ (((unsigned long long)(n) & 0xFF000000) << 8) | \ (((unsigned long long)(n) & 0xFF00000000) >> 8) | \ (((unsigned long long)(n) & 0xFF0000000000) >> 24) | \ (((unsigned long long)(n) & 0xFF000000000000) >> 40) | \ (((unsigned long long)(n) & 0xFF00000000000000) >> 56)) #endif #define htobe64(n) HTONLL(n) #define be64toh(n) NTOHLL(n) #endif #endif