/*************************************************************************//*                                                                       *//*                  Language Technologies Institute                      *//*                     Carnegie Mellon University                        *//*                        Copyright (c) 1999                             *//*                        All Rights Reserved.                           *//*                                                                       *//*  Permission is hereby granted, free of charge, to use and distribute  *//*  this software and its documentation without restriction, including   *//*  without limitation the rights to use, copy, modify, merge, publish,  *//*  distribute, sublicense, and/or sell copies of this work, and to      *//*  permit persons to whom this work is furnished to do so, subject to   *//*  the following conditions:                                            *//*   1. The code must retain the above copyright notice, this list of    *//*      conditions and the following disclaimer.                         *//*   2. Any modifications must be clearly marked as such.                *//*   3. Original authors' names are not deleted.                         *//*   4. The authors' names are not used to endorse or promote products   *//*      derived from this software without specific prior written        *//*      permission.                                                      *//*                                                                       *//*  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         *//*  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      *//*  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   *//*  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      *//*  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    *//*  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   *//*  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          *//*  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF       *//*  THIS SOFTWARE.                                                       *//*                                                                       *//*************************************************************************//*             Author:  Alan W Black (awb@cs.cmu.edu)                    *//*               Date:  August 2000                                      *//*************************************************************************//*                                                                       *//*    endianness                                                         *//*                                                                       *//*************************************************************************/#ifndef __CST_ENDIAN_H__#define __CST_ENDIAN_H__ /* This gets set to 1 and we test where the on bit is to determine byteorder */extern const int cst_endian_loc;/* Sun, HP, SGI Mips, M68000, PowerPC, MIPS24K AR9331 (Yun Arduino, ZSun) */#define CST_BIG_ENDIAN (((char *)&cst_endian_loc)[0] == 0)/* Intel, Alpha, DEC Mips, Vax, ARM, Other MIPS (GCW-Zero, Ben Nanonote etc) */#define CST_LITTLE_ENDIAN (((char *)&cst_endian_loc)[0] != 0)/* Perq (from Three Rivers) has a third byte order -- but we have no support */ /* EST byte order strings */#define BYTE_ORDER_BIG "10"#define BYTE_ORDER_LITTLE "01" #define SWAPINT(x) ((((unsigned int)x) & 0xff) << 24 | \        (((unsigned int)x) & 0xff00) << 8 | \	(((unsigned int)x) & 0xff0000) >> 8 | \        (((unsigned int)x) & 0xff000000) >> 24)/* For m68k we want to be a little more explicit */#define SWAPLONG(x) ((((unsigned long)x) & 0xff) << 24 | \        (((unsigned long)x) & 0xff00) << 8 | \	(((unsigned long)x) & 0xff0000) >> 8 | \        (((unsigned long)x) & 0xff000000) >> 24)#define SWAPSHORT(x) ((((unsigned short)x) & 0xff) << 8 | \        (((unsigned short)x) & 0xff00) >> 8) void swap_bytes_short(short * b,int n); void swapdouble(double *d);void swapfloat(float *f); #endif