/* goodB2G() - use badsource and goodsink */
private static void GoodB2G()
{
data = -1.0f; /* Initialize data */
/* Read data using a listening tcp connection */
{
TcpListener listener = null;
/* Read data using a listening tcp connection */
try
{
listener = new TcpListener(IPAddress.Parse("10.10.1.10"), 39543);
using (TcpClient tcpConn = listener.AcceptTcpClient())
{
/* read input from socket */
using (StreamReader sr = new StreamReader(tcpConn.GetStream()))
{
/* POTENTIAL FLAW: Read data using a listening tcp connection */
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");
}
finally
{
try
{
listener.Stop();
}
catch (SocketException se)
{
IO.Logger.Log(NLog.LogLevel.Warn, se, "Problem closing socket");
}
}
}
CWE369_Divide_by_Zero__float_listen_tcp_divide_68b.GoodB2GSink();
}
/* goodG2B() - use goodsource and badsink */
private static void GoodG2B()
{
/* FIX: Use a hardcoded number that won't a divide by zero */
data = 2.0f;
CWE369_Divide_by_Zero__float_listen_tcp_divide_68b.GoodG2BSink();
}
