System.Net.ServiceNameStore.BuildServiceNames C# (CSharp) Метод

        public string[] BuildServiceNames(string uriPrefix)
        {
            string hostname = ExtractHostname(uriPrefix, true);

            IPAddress ipAddress = null;
            if (String.Compare(hostname, "*", StringComparison.InvariantCultureIgnoreCase) == 0 ||
                String.Compare(hostname, "+", StringComparison.InvariantCultureIgnoreCase) == 0 ||
                IPAddress.TryParse(hostname, out ipAddress))
            {
                // for a wildcard, register the machine name.  If the caller doesn't have DNS permission
                // or the query fails for some reason, don't add an SPN.
                try
                {
                    string machineName = Dns.GetHostEntry(String.Empty).HostName;
                    return new string[] { "HTTP/" + machineName };
                }
                catch (System.Net.Sockets.SocketException)
                {
                    return new string[0];
                }
                catch (System.Security.SecurityException)
                {
                    return new string[0];
                }
            }
            else if (!hostname.Contains("."))
            {
                // for a dotless name, try to resolve the FQDN.  If the caller doesn't have DNS permission
                // or the query fails for some reason, add only the dotless name.
                try
                {
                    string fqdn = Dns.GetHostEntry(hostname).HostName;
                    return new string[] { "HTTP/" + hostname, "HTTP/" + fqdn };
                }
                catch (System.Net.Sockets.SocketException)
                {
                    return new string[] { "HTTP/" + hostname };
                }
                catch (System.Security.SecurityException)
                {
                    return new string[] { "HTTP/" + hostname };
                }
            }
            else
            {
                return new string[] { "HTTP/" + hostname };
            }
        }
    }