crc.h

/**********************************************************************
 *
 * Filename:    crc.h
 * 
 * Description: A header file describing the various CRC standards.
 *
 * Notes:       
 *
 * 
 * Copyright (c) 2000 by Michael Barr.  This software is placed into
 * the public domain and may be used for any purpose.  However, this
 * notice must not be changed or removed and no warranty is either
 * expressed or implied by its publication or distribution.
 **********************************************************************/

#ifndef _crc_h
#define _crc_h

#include <Windows.h>

#ifndef FALSE
#define FALSE	0
#define TRUE	!FALSE
#endif

typedef BYTE  crc;

#define CRC_NAME			"CRC-CCITT"
#define POLYNOMIAL			0x107
#define INITIAL_REMAINDER	0x00
#define FINAL_XOR_VALUE		0x00
#define REFLECT_DATA		FALSE
#define REFLECT_REMAINDER	FALSE
#define CHECK_VALUE		    0xF4


void  crcInit(void);
crc   crcSlow(unsigned char const message[], int nBytes);
crc   crcFast(unsigned char const message[], int nBytes);


#endif /* _crc_h */