optiga-nbt-lib-c/ifx-crc_8h_source.html

// SPDX-FileCopyrightText: Copyright (c) 2024 Infineon Technologies AG

// SPDX-License-Identifier: MIT


#ifndef IFX_CRC_H

#define IFX_CRC_H


#include <stddef.h>

#include <stdint.h>


#ifdef __cplusplus

extern "C" {

#endif


uint16_t ifx_crc16_ccitt_x25(const uint8_t *data, size_t data_len);


uint16_t ifx_crc16_mcrf4xx(const uint8_t *data, size_t data_len);


uint16_t ifx_crc16_t1gd(const uint8_t *data, size_t data_len);


uint8_t ifx_lrc8(const uint8_t *data, size_t data_len);


#ifdef __cplusplus

}

#endif


#endif // IFX_CRC_H

ifx_crc16_t1gd
uint16_t ifx_crc16_t1gd(const uint8_t *data, size_t data_len)
Calculates 16 bit CRC according to G+D T=1 protocol specification.

ifx_crc16_mcrf4xx
uint16_t ifx_crc16_mcrf4xx(const uint8_t *data, size_t data_len)
Calculates 16 bit CRC according to MCRF4xx specification.

ifx_lrc8
uint8_t ifx_lrc8(const uint8_t *data, size_t data_len)
Calculates 8 bit Longitudinal Redundancy Code (LRC).

ifx_crc16_ccitt_x25
uint16_t ifx_crc16_ccitt_x25(const uint8_t *data, size_t data_len)
Calculates 16 bit CRC according to CCITT x.25 specification.