public static AddressFamilyEx GetAddressFamily(string hostName, DnsRecords rec)
{
rec.cname = null;
try
{
IPHostEntry iphostEntry = DnsHelper.GetIPHostEntry(hostName);
if (iphostEntry == null)
{
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Unable to get IP addresses for " + hostName);
return(AddressFamilyEx.Error);
}
IPAddress[] addressList = iphostEntry.AddressList;
int i = 0;
while (i < addressList.Length)
{
IPAddress ipaddress = addressList[i];
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Ip address resolved for " + hostName + " " + ipaddress);
if (ipaddress.AddressFamily == AddressFamily.InterNetwork)
{
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Address family is InterNetwork");
if (!(iphostEntry.HostName != hostName) || string.IsNullOrEmpty(iphostEntry.HostName))
{
IPAddressesHelper.GetAddresses(ipaddress, rec);
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Geting addresses for " + ipaddress + "Rec" + rec);
return(IPAddressesHelper.GetAddressFamily(ipaddress, out rec.dnssec));
}
rec.cname = iphostEntry.HostName;
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Rec.cname is now " + iphostEntry.HostName);
if (IPAddressesHelper.GetAddressFamily(ipaddress) == AddressFamilyEx.Atm)
{
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Address family is InterNetwork");
return(AddressFamilyEx.Atm);
}
if (rec.dnssec)
{
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - rec.DNSSEC is true");
rec.dnssec = false;
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Address family is Netbios");
return(AddressFamilyEx.NetBios);
}
Console.WriteLine("[" + DateTime.Now.ToString("hh.mm.ss.fffffff") + "] - Unable to identify address family");
return(AddressFamilyEx.Error);
}
else
{
i++;
}
}
return(AddressFamilyEx.Unknown);
}
catch (Exception)
{
}
return(AddressFamilyEx.Error);
}
public static bool CheckServerConnection(string hostName)
{
try
{
IPHostEntry iphostEntry = DnsHelper.GetIPHostEntry(hostName);
if (iphostEntry != null)
{
IPAddress[] addressList = iphostEntry.AddressList;
for (int i = 0; i < addressList.Length; i++)
{
AddressFamilyEx addressFamily = IPAddressesHelper.GetAddressFamily(addressList[i]);
if (addressFamily != AddressFamilyEx.Error && addressFamily != AddressFamilyEx.Atm)
{
return(true);
}
}
}
}
catch (Exception)
{
}
return(false);
}
public static AddressFamilyEx GetAddressFamily(IPAddress address)
{
bool flag;
return(IPAddressesHelper.GetAddressFamily(address, out flag));
}
