/* goodG2B() - use goodsource and badsink */
public static void GoodG2BSink(CWE190_Integer_Overflow__int_File_multiply_67a.Container dataContainer)
{
int data = dataContainer.containerOne;
if (data > 0) /* ensure we won't have an underflow */
{
/* POTENTIAL FLAW: if (data*2) > int.MaxValue, this will overflow */
int result = (int)(data * 2);
IO.WriteLine("result: " + result);
}
}
/* goodB2G() - use badsource and goodsink */
public static void GoodB2GSink(CWE190_Integer_Overflow__int_File_multiply_67a.Container dataContainer)
{
int data = dataContainer.containerOne;
if (data > 0) /* ensure we won't have an underflow */
{
/* FIX: Add a check to prevent an overflow from occurring */
if (data < (int.MaxValue / 2))
{
int result = (int)(data * 2);
IO.WriteLine("result: " + result);
}
else
{
IO.WriteLine("data value is too large to perform multiplication.");
}
}
}
