palm-os-sdk/sdk-2/include/Core/System/HSUtil.h
2016-08-25 07:53:48 -03:00

87 lines
2.2 KiB
C

/*******************************************************************
* Pilot Software
*
* Copyright (c) 1996-1997, Palm Computing Inc., All Rights Reserved
*
*-------------------------------------------------------------------
* FileName:
* HSUtil.h
*
* Description:
* HotSync utility definitions.
*
* Platform-independence data conversion macros.
*
* History:
* 7/19/96 vmk Created by Vitaly Marty Kruglikov
*
*******************************************************************/
#ifndef __HS_UTIL_H__
#define __HS_UTIL_H__
// Cross-map Pilot types used in common headers to Microsoft VC++ types
#ifdef _MSC_VER
typedef BYTE Byte;
typedef WORD Word;
typedef DWORD DWord;
typedef DWord ULong;
typedef void* VoidPtr;
typedef ULong* ULongPtr;
typedef Word UInt;
#endif
//-----------------------------------------------------------
// Platform-independence macros
//-----------------------------------------------------------
#define HSUtilReverseWord(__theWord__) \
( (Word) \
( \
(((Word)(__theWord__) << 8) & 0xFF00) | \
(((Word)(__theWord__) >> 8) & 0x00FF) \
) \
)
#define HSUtilReverseDWord(__theDWord__) \
( (DWord) \
( \
(((DWord)(__theDWord__) << 24) & 0xFF000000L) | \
(((DWord)(__theDWord__) << 8) & 0x00FF0000L) | \
(((DWord)(__theDWord__) >> 8) & 0x0000FF00L) | \
(((DWord)(__theDWord__) >> 24) & 0x000000FFL) \
) \
)
#if ((defined(CPU_TYPE) && CPU_TYPE == CPU_68K) || defined(_MAC) || defined(_68K_) )
#define HSUtilPilotToHostWord(__theWord__) \
(__theWord__)
#define HSUtilPilotToHostDWord(__theDWord__) \
(__theDWord__)
#define HSUtilHostToPilotWord(__theWord__) \
(__theWord__)
#define HSUtilHostToPilotDWord(__theDWord__) \
(__theDWord__)
#else // CPU_TYPE != CPU_68K
#define HSUtilPilotToHostWord(__theWord__) \
HSUtilReverseWord(__theWord__)
#define HSUtilPilotToHostDWord(__theDWord__) \
HSUtilReverseDWord(__theDWord__)
#define HSUtilHostToPilotWord(__theWord__) \
HSUtilReverseWord(__theWord__)
#define HSUtilHostToPilotDWord(__theDWord__) \
HSUtilReverseDWord(__theDWord__)
#endif //CPU_TYPE == CPU_68K
#endif // __HS_UTIL_H__