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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) DIGITEO - 2010-2010 - Clément DAVID <clement.david@scilab.org>
*
* 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_V2.1-en.txt
*
*/
extern "C"
{
#include "api_scilab.h"
#include "localization.h"
#include "Scierror.h"
#include "MALLOC.h"
}
/**
* Read a single boolean on the stack.
*
* @param _pvCtx private api context (opaque structure)
* @param rhsPosition the position on the stack.
* @param[out] out the read value.
* @param fname the function name used for the call.
* @return status of the operation (<> 0 on error)
*/
int readSingleBoolean(void* _pvCtx, int rhsPosition, bool* out, const char* fname)
{
int* argumentPointer = NULL;
int rowsArgument = 0;
int colsArgument = 0;
int* value = NULL;
*out = false;
SciErr sciErr;
sciErr = getVarAddressFromPosition(_pvCtx, rhsPosition, &argumentPointer);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
sciErr = getMatrixOfBoolean(_pvCtx, argumentPointer,
&rowsArgument, &colsArgument, NULL);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
if (rowsArgument != 1 || colsArgument != 1)
{
Scierror(999, _("%s: Wrong type for input argument #%d: A boolean expected.\n"), fname, rhsPosition);
return -1;
}
sciErr = getMatrixOfBoolean(_pvCtx, argumentPointer,
&rowsArgument, &colsArgument, &value);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
*out = (*value == 0);
return 0;
}
/**
* Read a single string on the stack.
*
* @param _pvCtx private api context (opaque structure)
* @param rhsPosition the position on the stack.
* @param[out] out the read value.
* @param fname the function name used for the call.
* @return status of the operation (<> 0 on error)
*/
int readSingleString(void* _pvCtx, int rhsPosition, char** out, const char* fname)
{
int* argumentPointer = NULL;
int rowsArgument = 0;
int colsArgument = 0;
int lenArgument = 0;
char* value = NULL;
*out = NULL;
SciErr sciErr;
sciErr = getVarAddressFromPosition(_pvCtx, rhsPosition, &argumentPointer);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
sciErr = getMatrixOfString(_pvCtx, argumentPointer, &rowsArgument,
&colsArgument, NULL, NULL);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
if (rowsArgument != 1 || colsArgument != 1)
{
Scierror(999, _("%s: Wrong type for input argument #%d: A string expected.\n"), fname, rhsPosition);
return -1;
}
sciErr = getMatrixOfString(_pvCtx, argumentPointer, &rowsArgument,
&colsArgument, &lenArgument, NULL);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
value = (char*) MALLOC(sizeof(char) * (lenArgument + 1)); //+ 1 for null termination
value[lenArgument] = '\0';
sciErr = getMatrixOfString(_pvCtx, argumentPointer, &rowsArgument,
&colsArgument, &lenArgument, &value);
if (sciErr.iErr)
{
FREE(value);
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
*out = value;
return 0;
}
/**
* Read a vector of string on the stack.
*
* @param _pvCtx private api context (opaque structure)
* @param rhsPosition the position on the stack.
* @param[out] out the read value.
* @param[out] vectorLength the length of the vector.
* @param fname the function name used for the call.
* @return status of the operation (<> 0 on error)
*/
int readVectorString(void* _pvCtx, int rhsPosition, char*** out, int* vectorLength, char* fname)
{
int* argumentPointer = NULL;
int rowsArgument = 0;
int colsArgument = 0;
SciErr sciErr;
sciErr = getVarAddressFromPosition(_pvCtx, rhsPosition, &argumentPointer);
if (sciErr.iErr)
{
printError(&sciErr, 0);
Scierror(999, _("%s: Can not read input argument #%d.\n"), fname, rhsPosition);
return -1;
}
if (getAllocatedMatrixOfString(_pvCtx, argumentPointer, &rowsArgument, &colsArgument, out))
{
return -1;
}
*vectorLength = rowsArgument * colsArgument;
return 0;
}
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