palm-os-sdk/sdk-5r3/include/Core/System/Crc.h
2016-04-06 13:22:15 -07:00

60 lines
1.3 KiB
C

/******************************************************************************
*
* Copyright (c) 1995-2003 PalmSource, Inc. All rights reserved.
*
* File: Crc.h
*
* Release: Palm OS 5 SDK (68K) R3.
*
* Description:
* This is the header file for the CRC calculation routines for Pilot.
*
*****************************************************************************/
#ifndef __CRC_H__
#define __CRC_H__
// Include elementary types
#include <PalmTypes.h>
#include <CoreTraps.h>
/********************************************************************
* CRC Calculation Routines
* These are define as external calls only under emulation mode or
* under native mode from the module that actually installs the trap
* vectors
********************************************************************/
#ifdef __cplusplus
extern "C" {
#endif
//-------------------------------------------------------------------
// API
//-------------------------------------------------------------------
// Crc16CalcBlock()
//
// Calculate the 16-bit CRC of a data block using the table lookup method.
//
UInt16 Crc16CalcBlock(const void *bufP, UInt16 count, UInt16 crc)
SYS_TRAP(sysTrapCrc16CalcBlock);
UInt16 Crc16CalcBigBlock(void *bufP, UInt32 count, UInt16 crc);
#ifdef __cplusplus
}
#endif
#endif // __CRC_H__