nmea_xdr.c

the example file that can decode the NMEA protocol

#include <stdlib.h>
#include <string.h>

#include "NMEA_Lib.h"


#if (NMEA_INCLUDE_XDR == 1)

#include "NMEA_XDR.h"


BOOL NMEA_ParseXDRSentence(CHAR * sentence, struct NMEAObject_t * NMEAObject, UINT32 * flags)
{
    UINT32 sentence_index = 3;
    BOOL ret_val = NMEA_FAILURE;

    if('X' == sentence[0] && 'D' == sentence[1] && 'R' == sentence[2])
    {
        sentenceToCHAR(sentence, &NMEAObject->XDRObject.TransducerType, &sentence_index, NMEA_XDR_TRANSDUCERTYPE, flags);
        sentenceToPOINT(sentence, &NMEAObject->XDRObject.MeasurementData, &sentence_index, NMEA_XDR_MEASUREMENTDATA, flags);
        sentenceToCHAR(sentence, &NMEAObject->XDRObject.UnitsOfMeasurement, &sentence_index, NMEA_XDR_UNITSOFMEASUREMENT, flags);
        sentenceToWPID(sentence, &NMEAObject->XDRObject.NameOfTransducer, &sentence_index, NMEA_XDR_NAMEOFTRANSDUCER, flags);
    }
    return ret_val;
}


BOOL NMEA_CreateXDRSentence(CHAR * sentence, struct NMEAObject_t * NMEAObject, UINT32 * flags)
{
    UINT32 sentence_index = 3;
    BOOL ret_val = NMEA_FAILURE;

    sentence[0] = 'X';
    sentence[1] = 'D';
    sentence[2] = 'R';

    sentenceFromCHAR(sentence, &NMEAObject->XDRObject.TransducerType, &sentence_index, NMEA_XDR_TRANSDUCERTYPE, flags);
    sentenceFromPOINT(sentence, &NMEAObject->XDRObject.MeasurementData, &sentence_index, NMEA_XDR_MEASUREMENTDATA, flags);
    sentenceFromCHAR(sentence, &NMEAObject->XDRObject.UnitsOfMeasurement, &sentence_index, NMEA_XDR_UNITSOFMEASUREMENT, flags);
    sentenceFromWPID(sentence, &NMEAObject->XDRObject.NameOfTransducer, &sentence_index, NMEA_XDR_NAMEOFTRANSDUCER, flags);
    return ret_val;
}

#endif