public static IPHostEntry GetHostByName(string hostName)
{
if (hostName == null)
{
throw new ArgumentNullException("hostName");
}
string h_name;
string[] h_aliases;
string[] h_addrlist;
if (!Dns.GetHostByName_internal(hostName, out h_name, out h_aliases, out h_addrlist))
{
throw new System.Net.Sockets.SocketException(11001);
}
return(Dns.hostent_to_IPHostEntry(h_name, h_aliases, h_addrlist));
}
private static IPHostEntry GetHostByAddressFromString(string address, bool parse)
{
if (address.Equals("0.0.0.0"))
{
address = "127.0.0.1";
parse = false;
}
if (parse)
{
IPAddress.Parse(address);
}
string h_name;
string[] h_aliases;
string[] h_addrlist;
if (!Dns.GetHostByAddr_internal(address, out h_name, out h_aliases, out h_addrlist))
{
throw new System.Net.Sockets.SocketException(11001);
}
return(Dns.hostent_to_IPHostEntry(h_name, h_aliases, h_addrlist));
}