public static void Main(string[] argv)
{
if (argv.Length == 1)
{
ip2country ic = new ip2country("ip2cntry.dat");
TimeSpan span;
DateTime end;
DateTime start = DateTime.Now;
int countryidx = ic.lookup(argv[0]);
switch (countryidx)
{
case -1:
Console.WriteLine("{0} is not in the database", argv[0]);
break;
case -2:
Console.WriteLine("{0} doesn't seem to be a valid IP number.", argv[0]);
break;
case -3:
Console.WriteLine("ip2cntry.dat is not a valid database");
break;
default:
String country = ic.countryCode(countryidx);
end = DateTime.Now;
span = new TimeSpan(end.Ticks - start.Ticks);
Console.WriteLine("{0} is in {1} - took {2} ms", argv[0], country, Math.Round(span.TotalMilliseconds));
break;
}
}
else
{
Console.WriteLine("Usage: ip2c <IP address>");
}
}
