C# (CSharp) testcases.CWE197_Numeric_Truncation_Error CWE197_Numeric_Truncation_Error__int_Environment_to_short_53b Examples

Example #1

        /* goodG2B() - use goodsource and badsink */
        private void GoodG2B()
        {
            int data;

            /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */
            data = 2;
            CWE197_Numeric_Truncation_Error__int_Environment_to_short_53b.GoodG2BSink(data);
        }

Example #2

        public override void Bad()
        {
            int data;

            data = int.MinValue; /* Initialize data */
            /* get environment variable ADD */
            /* POTENTIAL FLAW: Read data from an environment variable */
            {
                string stringNumber = Environment.GetEnvironmentVariable("ADD");
                if (stringNumber != null) // avoid NPD incidental warnings
                {
                    try
                    {
                        data = int.Parse(stringNumber.Trim());
                    }
                    catch (FormatException exceptNumberFormat)
                    {
                        IO.Logger.Log(NLog.LogLevel.Warn, exceptNumberFormat, "Number format exception parsing data from string");
                    }
                }
            }
            CWE197_Numeric_Truncation_Error__int_Environment_to_short_53b.BadSink(data);
        }