text: /*
     +----------------------------------------------------------------------+
     | HipHop for PHP                                                       |
     +----------------------------------------------------------------------+
     | Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com)  |
     +----------------------------------------------------------------------+
     | This source file is subject to version 3.01 of the PHP license,      |
     | that is bundled with this package in the file LICENSE, and is        |
     | available through the world-wide-web at the following url:           |
     | http://www.php.net/license/3_01.txt                                  |
     | If you did not receive a copy of the PHP license and are unable to   |
     | obtain it through the world-wide-web, please send a note to          |
     | license@php.net so we can mail you a copy immediately.               |
     +----------------------------------------------------------------------+
  */
  #ifndef incl_HPHP_UTIL_BYTE_ORDER_H_
  #define incl_HPHP_UTIL_BYTE_ORDER_H_
  
  #include <cstdint>
  
  #include <folly/portability/Sockets.h>
  
  namespace HPHP {
  
  //////////////////////////////////////////////////////////////////////
  
  /*
   * Utilities for dealing with network/host byte order conversions.
   */
  
  #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
  # define htonq(a) (a)
  # define ntohq(a) (a)
  #else
  # define ntohq(a)                                         \
    (uint64_t)(((uint64_t) (ntohl((uint32_t) ((a) >> 32)))) \
               | (((uint64_t) (ntohl((uint32_t)             \
                  ((a) & 0x00000000ffffffff)))) << 32))
  # define htonq(a)                                           \
    (uint64_t) (((uint64_t) (htonl((uint32_t) ((a) >> 32))))  \
                | (((uint64_t) (htonl((uint32_t)              \
                   ((a) & 0x00000000ffffffff)))) << 32))
  #endif
  
  
  //////////////////////////////////////////////////////////////////////
  
  }
  
  
  #endif
  