/* TEMPLATE GENERATED TESTCASE FILE
Filename: CWE124_Buffer_Underwrite__new_wchar_t_cpy_82a.cpp
Label Definition File: CWE124_Buffer_Underwrite__new.label.xml
Template File: sources-sink-82a.tmpl.cpp
*/
/*
 * @description
 * CWE: 124 Buffer Underwrite
 * BadSource:  Set data pointer to before the allocated memory buffer
 * GoodSource: Set data pointer to the allocated memory buffer
 * Sinks: cpy
 *    BadSink : Copy string to data using wcscpy
 * Flow Variant: 82 Data flow: data passed in a parameter to an virtual method called via a pointer
 *
 * */

#include "std_testcase.h"
#include "CWE124_Buffer_Underwrite__new_wchar_t_cpy_82.h"

namespace CWE124_Buffer_Underwrite__new_wchar_t_cpy_82
{

#ifndef OMITBAD

void bad()
{
    wchar_t * data;
    data = NULL;
    {
        wchar_t * dataBuffer = new wchar_t[100];
        wmemset(dataBuffer, L'A', 100-1);
        dataBuffer[100-1] = L'\0';
        /* FLAW: Set data pointer to before the allocated memory buffer */
        data = dataBuffer - 8;
    }
    CWE124_Buffer_Underwrite__new_wchar_t_cpy_82_base* baseObject = new CWE124_Buffer_Underwrite__new_wchar_t_cpy_82_bad;
    baseObject->action(data);
    delete baseObject;
}

#endif /* OMITBAD */

#ifndef OMITGOOD

/* goodG2B uses the GoodSource with the BadSink */
static void goodG2B()
{
    wchar_t * data;
    data = NULL;
    {
        wchar_t * dataBuffer = new wchar_t[100];
        wmemset(dataBuffer, L'A', 100-1);
        dataBuffer[100-1] = L'\0';
        /* FIX: Set data pointer to the allocated memory buffer */
        data = dataBuffer;
    }
    CWE124_Buffer_Underwrite__new_wchar_t_cpy_82_base* baseObject = new CWE124_Buffer_Underwrite__new_wchar_t_cpy_82_goodG2B;
    baseObject->action(data);
    delete baseObject;
}

void good()
{
    goodG2B();
}

#endif /* OMITGOOD */

} /* close namespace */

/* Below is the main(). It is only used when building this testcase on
   its own for testing or for building a binary to use in testing binary
   analysis tools. It is not used when compiling all the testcases as one
   application, which is how source code analysis tools are tested. */

#ifdef INCLUDEMAIN

using namespace CWE124_Buffer_Underwrite__new_wchar_t_cpy_82; /* so that we can use good and bad easily */

int main(int argc, char * argv[])
{
    /* seed randomness */
    srand( (unsigned)time(NULL) );
#ifndef OMITGOOD
    printLine("Calling good()...");
    good();
    printLine("Finished good()");
#endif /* OMITGOOD */
#ifndef OMITBAD
    printLine("Calling bad()...");
    bad();
    printLine("Finished bad()");
#endif /* OMITBAD */
    return 0;
}

#endif
