mcuxClCrc_Crc16_example.c

Example of using function computeCRC16 to perform a CRC-16 checksum generation on a given data buffer.

Example of using function computeCRC16 to perform a CRC-16 checksum generation on a given data buffer.

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#include <stdint.h>
#include <stddef.h>
 
#include <mcuxClCrc.h> // Interface to the entire mcuxClCrc component
#include <mcuxClCore_Examples.h>
#include <mcuxCsslFlowProtection.h>
#include <mcuxClCore_FunctionIdentifiers.h> // Code flow protection
 
/**********************************************************/
/* Example test vectors                                   */
/**********************************************************/

static const uint8_t data[] = {
    0x2Fu, 0xE4u, 0x26u, 0xB1u, 0x20u, 0x75u, 0x39u, 0x5Eu,
    0x18u, 0x20u, 0xD6u, 0xA5u, 0xBEu, 0xEEu, 0x92u, 0xF2u,
    0xB3u, 0xD7u, 0x9Eu, 0x8Bu, 0x46u
 };
 
 
#define NCP_CL_CRC_REF_RESULT 0x6aDBu   // Reference result of CRC-16 operation on given data buffer.
 

MCUXCLEXAMPLE_FUNCTION(mcuxClCrc_Crc16_example)
{
    MCUX_CSSL_FP_FUNCTION_CALL_BEGIN(result, token, mcuxClCrc_computeCRC16(
                                            data,
                                            sizeof(data))
    );
 
    if((MCUX_CSSL_FP_FUNCTION_CALLED(mcuxClCrc_computeCRC16) != token) || (NCP_CL_CRC_REF_RESULT != result))
    {
        return MCUXCLEXAMPLE_STATUS_ERROR;
    }
    MCUX_CSSL_FP_FUNCTION_CALL_END();
 
    return MCUXCLEXAMPLE_STATUS_OK;
}