unleashed-firmware/lib/nfc_protocols/nfc_util.h

#pragma once

#include <stdint.h>

void nfc_util_num2bytes(uint64_t src, uint8_t len, uint8_t* dest);

uint64_t nfc_util_bytes2num(uint8_t* src, uint8_t len);

uint8_t nfc_util_even_parity32(uint32_t data);

uint8_t nfc_util_odd_parity8(uint8_t data);

void nfc_util_merge_data_and_parity(
    uint8_t* data,
    uint16_t data_len,
    uint8_t* parity,
    uint16_t parity_len,
    uint8_t* res,
    uint16_t* res_len);

void nfc_util_split_data_and_parity(
    uint8_t* data,
    uint16_t data_len,
    uint8_t* parity,
    uint16_t parity_len,
    uint8_t* res,
    uint16_t* res_len);