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Version 3.15

    1: // "License": Public Domain
    2: // I, Mathias Panzenböck, place this file hereby into the public domain. Use it at your own risk for whatever you like.
    3: 
    4: #ifndef PORTABLE_ENDIAN_H__
    5: #define PORTABLE_ENDIAN_H__
    6: 
    7: #if (defined(_WIN16) || defined(_WIN32) || defined(_WIN64)) && !defined(__WINDOWS__)
    8: 
    9: #	define __WINDOWS__
   10: 
   11: #endif
   12: 
   13: #if defined(__CYGWIN__)
   14: 
   15: #	include <endian.h>
   16: 
   17: #elif defined(HAVE_ENDIAN_H)
   18: #	include <endian.h>
   19: 
   20: #elif defined(HAVE_SYS_ENDIAN_H)
   21: #	include <sys/endian.h>
   22: 
   23: #	if defined(__sgi)
   24: 
   25: #		include <netinet/in.h>
   26: #		include <inttypes.h>
   27: 
   28: #		define be64toh(x) (x)
   29: #		define htobe64(x) (x)
   30: 
   31: #	endif
   32: 
   33: #elif defined(__APPLE__)
   34: 
   35: #	include <libkern/OSByteOrder.h>
   36: 
   37: #	define htobe16(x) OSSwapHostToBigInt16(x)
   38: #	define htole16(x) OSSwapHostToLittleInt16(x)
   39: #	define be16toh(x) OSSwapBigToHostInt16(x)
   40: #	define le16toh(x) OSSwapLittleToHostInt16(x)
   41: 
   42: #	define htobe32(x) OSSwapHostToBigInt32(x)
   43: #	define htole32(x) OSSwapHostToLittleInt32(x)
   44: #	define be32toh(x) OSSwapBigToHostInt32(x)
   45: #	define le32toh(x) OSSwapLittleToHostInt32(x)
   46: 
   47: #	define htobe64(x) OSSwapHostToBigInt64(x)
   48: #	define htole64(x) OSSwapHostToLittleInt64(x)
   49: #	define be64toh(x) OSSwapBigToHostInt64(x)
   50: #	define le64toh(x) OSSwapLittleToHostInt64(x)
   51: 
   52: #	define __BYTE_ORDER    BYTE_ORDER
   53: #	define __BIG_ENDIAN    BIG_ENDIAN
   54: #	define __LITTLE_ENDIAN LITTLE_ENDIAN
   55: #	define __PDP_ENDIAN    PDP_ENDIAN
   56: 
   57: #elif defined(__sun) && defined(__SVR4)
   58: 
   59: #	include <sys/types.h>
   60: #	include <netinet/in.h>
   61: #	include <inttypes.h>
   62: 
   63: #	if !defined (ntohll) || !defined(htonll)
   64: #		ifdef _BIG_ENDIAN
   65: #			define    htonll(x)   (x)
   66: #			define    ntohll(x)   (x)
   67: #		else
   68: #			define    htonll(x)   ((((uint64_t)htonl(x)) << 32) + htonl((uint64_t)(x) >> 32))
   69: #			define    ntohll(x)   ((((uint64_t)ntohl(x)) << 32) + ntohl((uint64_t)(x) >> 32))
   70: #		endif
   71: #	endif
   72: 
   73: #	define be64toh(x) ntohll(x)
   74: #	define htobe64(x) htonll(x)
   75: 
   76: #elif defined(__WINDOWS__)
   77: 
   78: #	include <winsock2.h>
   79: #	include <sys/param.h>
   80: 
   81: #	if BYTE_ORDER == LITTLE_ENDIAN
   82: 
   83: #		define htobe16(x) htons(x)
   84: #		define htole16(x) (x)
   85: #		define be16toh(x) ntohs(x)
   86: #		define le16toh(x) (x)
   87: 
   88: #		define htobe32(x) htonl(x)
   89: #		define htole32(x) (x)
   90: #		define be32toh(x) ntohl(x)
   91: #		define le32toh(x) (x)
   92: 
   93: #		define htobe64(x) htonll(x)
   94: #		define htole64(x) (x)
   95: #		define be64toh(x) ntohll(x)
   96: #		define le64toh(x) (x)
   97: 
   98: #	elif BYTE_ORDER == BIG_ENDIAN
   99: 
  100: 		/* that would be xbox 360 */
  101: #		define htobe16(x) (x)
  102: #		define htole16(x) __builtin_bswap16(x)
  103: #		define be16toh(x) (x)
  104: #		define le16toh(x) __builtin_bswap16(x)
  105: 
  106: #		define htobe32(x) (x)
  107: #		define htole32(x) __builtin_bswap32(x)
  108: #		define be32toh(x) (x)
  109: #		define le32toh(x) __builtin_bswap32(x)
  110: 
  111: #		define htobe64(x) (x)
  112: #		define htole64(x) __builtin_bswap64(x)
  113: #		define be64toh(x) (x)
  114: #		define le64toh(x) __builtin_bswap64(x)
  115: 
  116: #	else
  117: 
  118: #		error byte order not supported
  119: 
  120: #	endif
  121: 
  122: #	define __BYTE_ORDER    BYTE_ORDER
  123: #	define __BIG_ENDIAN    BIG_ENDIAN
  124: #	define __LITTLE_ENDIAN LITTLE_ENDIAN
  125: #	define __PDP_ENDIAN    PDP_ENDIAN
  126: 
  127: #else
  128: 
  129: // Unsupported platforms.
  130: // Intended to support CentOS 5 but hopefully not too far from
  131: // the truth because we use the homebrew htonll, et al. implementations
  132: // that were originally the sole implementation of this functionality
  133: // in iperf 3.0.
  134: #	warning platform not supported
  135: #	include <endian.h>
  136: #if BYTE_ORDER == BIG_ENDIAN
  137: #define HTONLL(n) (n)
  138: #define NTOHLL(n) (n)
  139: #else
  140: #define HTONLL(n) ((((unsigned long long)(n) & 0xFF) << 56) | \
  141:                    (((unsigned long long)(n) & 0xFF00) << 40) | \
  142:                    (((unsigned long long)(n) & 0xFF0000) << 24) | \
  143:                    (((unsigned long long)(n) & 0xFF000000) << 8) | \
  144:                    (((unsigned long long)(n) & 0xFF00000000) >> 8) | \
  145:                    (((unsigned long long)(n) & 0xFF0000000000) >> 24) | \
  146:                    (((unsigned long long)(n) & 0xFF000000000000) >> 40) | \
  147:                    (((unsigned long long)(n) & 0xFF00000000000000) >> 56))
  148: 
  149: #define NTOHLL(n) ((((unsigned long long)(n) & 0xFF) << 56) | \
  150:                    (((unsigned long long)(n) & 0xFF00) << 40) | \
  151:                    (((unsigned long long)(n) & 0xFF0000) << 24) | \
  152:                    (((unsigned long long)(n) & 0xFF000000) << 8) | \
  153:                    (((unsigned long long)(n) & 0xFF00000000) >> 8) | \
  154:                    (((unsigned long long)(n) & 0xFF0000000000) >> 24) | \
  155:                    (((unsigned long long)(n) & 0xFF000000000000) >> 40) | \
  156:                    (((unsigned long long)(n) & 0xFF00000000000000) >> 56))
  157: #endif
  158: 
  159: #define htobe64(n) HTONLL(n)
  160: #define be64toh(n) NTOHLL(n)
  161: 
  162: #endif
  163: 
  164: #endif