/* goodG2B() - use goodsource and badsink */
private static 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;
int[] dataArray = new int[5];
dataArray[2] = data;
CWE129_Improper_Validation_of_Array_Index__File_array_read_no_check_66b.GoodG2BSink(dataArray);
}
/* goodB2G() - use badsource and goodsink */
private static void GoodB2G()
{
int data;
data = int.MinValue; /* Initialize data */
{
try
{
/* read string from file into data */
using (StreamReader sr = new StreamReader("data.txt"))
{
/* POTENTIAL FLAW: Read data from a file */
/* This will be reading the first "line" of the file, which
* could be very long if there are little or no newlines in the file */
string stringNumber = sr.ReadLine();
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");
}
}
}
}
catch (IOException exceptIO)
{
IO.Logger.Log(NLog.LogLevel.Warn, exceptIO, "Error with stream reading");
}
}
int[] dataArray = new int[5];
dataArray[2] = data;
CWE129_Improper_Validation_of_Array_Index__File_array_read_no_check_66b.GoodB2GSink(dataArray);
}
