NEO_LEA_M8T.h File Reference

IMS: ccNOos, Declarations for straight C and C++ More...

#include "console_menu.h"

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Data Structures
struct	gpsData

Functions
struct gpsData	createGPSDataStruct ()
UI_8	tryParseGPSData (char *gpsStringin, struct gpsData *gpsDataPtr)

Detailed Description

IMS: ccNOos, Declarations for straight C and C++

Copyright 2021 InMechaSol, Inc

Licensed under the Apache License, Version 2.0(the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Notes: (.c includes .h) - for straight C or (.cpp includes .c which includes .h) - for C++ wrapped straight C Always compiled to a single compilation unit, either C or CPP, not both

Definition in file NEO_LEA_M8T.h.

Function Documentation

createGPSDataStruct()

struct gpsData createGPSDataStruct

(

)

Definition at line 1 of file NEO_LEA_M8T.c.

{
    struct gpsData outStruct;
    outStruct.altitude = 0;
    outStruct.day = 0;
    outStruct.lattitude = 0;
    outStruct.longitude = 0;
    outStruct.month = 0;
    outStruct.utctime = 0;
    outStruct.year = 0;
    return outStruct;
}

tryParseGPSData()

UI_8 tryParseGPSData	(	char *	gpsStringin,
		struct gpsData *	gpsDataPtr
	)

Definition at line 227 of file NEO_LEA_M8T.c.

{
    // check string begins with $
//    if (gpsStringin[0] == '$')
//    {
        int CommaCount = 0;
        int I_GGA = 0;
        int I_ZDA = 0;
        int I_GNS = 0;
        UI_8 retVal = ui8FALSE;
 
        // scan message for valid tokens
        for (int i = 5; i < charBuffMax; i++)
        {
            // find ZDA or GGA token
            if(gpsStringin[i]=='A')
            { 
                // ZDA
                if (gpsStringin[i - 1] == 'D')
                {
                    if (gpsStringin[i - 2] == 'Z' && gpsStringin[i - 5] == '$')
                    {
                        I_ZDA = i - 2;
                    }
                }
                // GGA
                else if (gpsStringin[i - 1] == 'G')
                {
                    if (gpsStringin[i - 2] == 'G' && gpsStringin[i - 5] == '$')
                    {
                        I_GGA = i - 2;
                    }
                }
            }
            else if(gpsStringin[i]=='S')
            {
                // GNS
                if (gpsStringin[i - 1] == 'N')
                {
                    if (gpsStringin[i - 2] == 'G' && gpsStringin[i - 5] == '$')
                    {
                        I_GNS = i - 2;
                    }
                }
            }
 
            // count all commas
            if (gpsStringin[i] == ',')
                CommaCount++;
 
            // find star
            if (gpsStringin[i] == '*')
            {                
                // try parse GGA string
                if (I_GGA > 0)
                {
                    if(tryParseGGAString(gpsStringin, gpsDataPtr, I_GGA, CommaCount)==ui8TRUE)
                        retVal |= ui8TRUE ;
                    I_GGA = 0;
                }
                // try parse ZDA string
                else if (I_ZDA > 0)
                {
                    if(tryParseZDAString(gpsStringin, gpsDataPtr, I_ZDA, CommaCount)==ui8TRUE)
                        retVal |= ui8TRUE;
                    I_ZDA = 0;
 
                }
                // try parse GNS
                else if (I_GNS > 0)
                {
                    if(tryParseGGAString(gpsStringin, gpsDataPtr, I_GNS, CommaCount)==ui8TRUE)
                        retVal |= ui8TRUE;
                    I_GNS = 0;
                }
                CommaCount = 0;
 
            }
        }
 
 
//    }
    return retVal;
}