// myfanuc.cpp : Defines the exported functions for the DLL application.

#include "stdafx.h"
#include "myfanuc.h"
#include <stdlib.h>

short Cdevice::DeviceReadExt(unsigned short hFanuc, int iPass) // Handle + Number of function
{
    m_stat.cReturn[0] = 0x00; // Empty previous result
    short ret = -18; // Result of function (Initial: Unknown Error)

    ODBST odbst; // Machine State structure
    IODBPMC iodbpmc; // PMC (PLC) structure
    IODBPSD iodbpsd; // Parameter structure

    switch (iPass)
    {
    case 2: // Begin at 2!
        // See: https://www.inventcom.net/fanuc-focas-library/misc/cnc_statinfo
        ret = cnc_statinfo(hFanuc, &odbst);
        if (!ret) // If it worked
            sprintf(m_stat.cReturn, "%d", odbst.aut); // Automatic mode number, also available: odbst.run; odbst.emergency; dbst.alarm; odbst.edit;
        break;
    case 3:
        // See; https://www.inventcom.net/fanuc-focas-library/ncdata/cnc_rdparam
        ret = cnc_rdparam(hFanuc, 6711, 0, 8, &iodbpsd); // 6711 = Part counter
        if (!ret)
            sprintf(m_stat.cReturn, "%d", (int)iodbpsd.u.idata); // Parameter value
        break;
    case 4:
        // See: https://www.inventcom.net/fanuc-focas-library/pmc/pmc_rdpmcrng
        ret = pmc_rdpmcrng(hFanuc, 9, 0, 4200, 4200, 9, &iodbpmc); // 4200 = PMC address 9 = User data
        if (!ret)
            sprintf(m_stat.cReturn, "%d", (int)iodbpmc.u.cdata[0]); // Parameter value
        break;
    default:
        break;
    }

    return ret; // Returns 0 if successfull
}

char *Cdevice::DeviceDataStringExt() // Return data (string)
{
    return(m_stat.cReturn);
}