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	/*
	* crc.h - CRC calculation routine
	*
	* Version 1.0.1
	*/

	/*
	* Copyright (C) 1995, Edward B. Hamrick
	*
	* Permission to use, copy, modify, and distribute this software and
	* its documentation for any purpose and without fee is hereby granted,
	* provided that the above copyright notice appear in all copies and
	* that both that copyright notice and this permission notice appear in
	* supporting documentation, and that the name of the copyright holders
	* not be used in advertising or publicity pertaining to distribution of
	* the software without specific, written prior permission. The copyright
	* holders makes no representations about the suitability of this software
	* for any purpose. It is provided "as is" without express or implied warranty.
	*
	* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
	* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
	* IN NO EVENT SHALL THE COPYRIGHT HOLDERS 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.
	*/

	/*
	* Changes from 1.0 to 1.0.1:
	* Relicensed under the MIT license, with consent of the copyright holders.
	* Claudio Matsuoka (Jan 11 2011)
	*/

	/*
	* This CRC algorithm is the same as that used in zip. Normally it
	* should be initialized with 0xffffffff, and the final CRC stored
	* should be crc ^ 0xffffffff.
	*
	* It implements the polynomial:
	*
	* x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x+1
	*/

	#ifndef __CRC_H
	#define __CRC_H

	#ifdef __cplusplus
	extern "C" {
	#endif

	unsigned long CrcUpdate( /* returns updated crc */
	unsigned long crc, /* starting crc */
	unsigned char buffer, / buffer to use to update crc */
	long length /* length of buffer */
	);

	#ifdef __cplusplus
	}
	#endif

	#endif

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