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