44 lines
1019 B
C
44 lines
1019 B
C
/*
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*==========================================================================
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*
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* crc.h
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*
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* Interface for the CRC algorithms.
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*
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*==========================================================================
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* SPDX-License-Identifier: eCos-2.0
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*==========================================================================
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*#####DESCRIPTIONBEGIN####
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*
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* Author(s): Andrew Lunn
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* Contributors: Andrew Lunn
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* Date: 2002-08-06
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* Purpose:
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* Description:
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*
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* This code is part of eCos (tm).
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*
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*####DESCRIPTIONEND####
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*
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*==========================================================================
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*/
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#ifndef _SERVICES_CRC_CRC_H_
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#define _SERVICES_CRC_CRC_H_
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#ifndef __externC
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# ifdef __cplusplus
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# define __externC extern "C"
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# else
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# define __externC extern
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# endif
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#endif
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#include <stdint.h>
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#include <sys/types.h>
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/* 16 bit CRC with polynomial x^16+x^12+x^5+1 (CRC-CCITT) */
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uint16_t crc16_ccitt(uint16_t crc_start, unsigned char *s, int len);
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#endif /* _SERVICES_CRC_CRC_H_ */
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