/*
 * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
 * Copyright (C) 2009 - DIGITEO - Scilab Consortium Operational Team
 * 
 * This file must be used under the terms of the CeCILL.
 * This source file is licensed as described in the file COPYING, which
 * you should have received as part of this distribution.  The terms
 * are also available at    
 * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
 *
 */

#include "stack-c.h"
#include "Scierror.h"
#include "localization.h"
#include "sciprint.h"
#include "api_scilab.h"
#include "MALLOC.h"

             
int read_write_boolean(char *fname,unsigned long fname_len)
{
    SciErr sciErr;
    int i;
    //first variable info : real matrix of double
    int iRows					= 0;
    int iCols					= 0;
    int *piAddr				= NULL;
    int* piBool				= NULL;

    //check input and output arguments
    CheckRhs(1,1);
    CheckLhs(1,1);


    //get variable address of the first input argument
    sciErr = getVarAddressFromPosition(pvApiCtx, 1, &piAddr);
    if(sciErr.iErr)
    {
        printError(&sciErr, 0);
        return 0;
    }

    //get size and data from Scilab memory
    sciErr = getMatrixOfBoolean(pvApiCtx, piAddr, &iRows, &iCols, &piBool);
    if(sciErr.iErr)
    {
        printError(&sciErr, 0);
        return 0;
    }

    //Do something with data
    for(i = 0 ; i < iRows * iCols ; i++)
    {
        piBool[i] = piBool[i] == 0 ? 1 : 0;
    }

    sciErr = createMatrixOfBoolean(pvApiCtx, Rhs + 1, iRows, iCols, piBool);
    if(sciErr.iErr)
    {
        printError(&sciErr, 0);
        return 0;
    }

    LhsVar(1) = Rhs + 1;
    return 0;
}
 
