headers/posix/endian.h

   1 /*
   2  * Copyright 2003-2012 Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _ENDIAN_H_
   6 #define _ENDIAN_H_
   7
   8
   9 #include <config/HaikuConfig.h>
  10
  11
  12 /* Defines architecture dependent endian constants.
  13  * The constant reflects the byte order, "4" is the most
  14  * significant byte, "1" the least significant one.
  15  */
  16
  17 #if defined(__HAIKU_LITTLE_ENDIAN)
  18 #       define LITTLE_ENDIAN    1234
  19 #       define BIG_ENDIAN               0
  20 #       define BYTE_ORDER               LITTLE_ENDIAN
  21 #elif defined(__HAIKU_BIG_ENDIAN)
  22 #       define BIG_ENDIAN               4321
  23 #       define LITTLE_ENDIAN    0
  24 #       define BYTE_ORDER               BIG_ENDIAN
  25 #endif
  26
  27 #define __BIG_ENDIAN            BIG_ENDIAN
  28 #define __LITTLE_ENDIAN         LITTLE_ENDIAN
  29 #define __BYTE_ORDER            BYTE_ORDER
  30
  31 #endif  /* _ENDIAN_H_ */