mirror of
https://github.com/nasa/trick.git
synced 2025-01-04 04:14:11 +00:00
81 lines
3.0 KiB
C
81 lines
3.0 KiB
C
/*******************************************************************************
|
|
* *
|
|
* Trick Simulation Environment Software *
|
|
* *
|
|
* Copyright (c) 1996,1997 LinCom Corporation, Houston, TX *
|
|
* All rights reserved. *
|
|
* *
|
|
* Copyrighted by LinCom Corporation and proprietary to it. Any unauthorized *
|
|
* use of Trick Software including source code, object code or executables is *
|
|
* strictly prohibited and LinCom assumes no liability for such actions or *
|
|
* results thereof. *
|
|
* *
|
|
* Trick Software has been developed under NASA Government Contracts and *
|
|
* access to it may be granted for Government work by the following contact: *
|
|
* *
|
|
* Contact: Charles Gott, Branch Chief *
|
|
* Simulation and Graphics Branch *
|
|
* Automation, Robotics, & Simulation Division *
|
|
* NASA, Johnson Space Center, Houston, TX *
|
|
* *
|
|
*******************************************************************************/
|
|
/*
|
|
PURPOSE: (Byte swapping.)
|
|
REFERENCES: (Copied from ISP and changed names, added float and long swaps)
|
|
PROGRAMMERS: (((Jane Falgout) (LinCom) (5/98) (--) (--)))
|
|
ICG: (No)
|
|
*/
|
|
|
|
/*
|
|
* $Log: trick_byteswap.h,v $
|
|
* Revision 7.2 2008-05-20 11:33:34-05 lin
|
|
* Remove warnings, part 3
|
|
*
|
|
* Revision 7.1 2006-06-22 14:10:10-05 lin
|
|
* Bump version number for 07
|
|
*
|
|
* Revision 5.2 2005-03-11 09:37:45-06 vetter
|
|
* 8 space indent all
|
|
*
|
|
* Revision 5.1 2004-08-05 13:09:15-05 lin
|
|
* Bump
|
|
*
|
|
* Revision 4.2 2004/01/16 21:31:46 lin
|
|
* Add a log to all files
|
|
*
|
|
*/
|
|
|
|
#ifndef _TRICK_BYTESWAP_H_
|
|
#define _TRICK_BYTESWAP_H_
|
|
|
|
#define TRICK_BIG_ENDIAN (char)0x00
|
|
#define TRICK_LITTLE_ENDIAN (char)0x01
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
double trick_byteswap_double(double input);
|
|
float trick_byteswap_float(float input);
|
|
long trick_byteswap_long(long input);
|
|
int trick_byteswap_int(int input);
|
|
short trick_byteswap_short(short input);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#define TRICK_GET_BYTE_ORDER(IND) \
|
|
{ \
|
|
union { \
|
|
long l; \
|
|
char c[sizeof(long)]; \
|
|
} un; \
|
|
un.l = 1; \
|
|
if (un.c[sizeof(long)-1] == 1) \
|
|
IND = TRICK_BIG_ENDIAN; \
|
|
else \
|
|
IND = TRICK_LITTLE_ENDIAN; \
|
|
}
|
|
#endif
|