protected override void ProcessRequest(byte[] data, UDPListener udpListener, IPEndPoint ipEndPoint, string replyIP, string replyIPv6)
{
string clientIP = ipEndPoint.Address.ToString();
MDNSPacket packet = new MDNSPacket(data);
if (packet.Header.IsQuery())
{
if (Check(packet.Question.Name, packet.Question.QuestionType, packet.Question.Type, clientIP, out string message))
{
if (packet.Question.QuestionType.Equals("QM") && !this.UnicastOnly && string.Equals(ipEndPoint.Address.AddressFamily.ToString(), "InterNetwork"))
{
ipEndPoint.Address = IPAddress.Parse("224.0.0.251");
}
else if (packet.Question.QuestionType.Equals("QM") && !this.UnicastOnly && string.Equals(ipEndPoint.Address.AddressFamily.ToString(), "InterNetworkV6"))
{
ipEndPoint.Address = IPAddress.Parse("ff02::fb");
}
byte[] buffer = packet.GetBytes(this.TTL, replyIP, replyIPv6);
SendTo(buffer, udpListener, ipEndPoint);
}
Output("mDNS", clientIP, packet.Question.Name, packet.Question.QuestionType, packet.Question.Type, message);
}
}
internal static void ProcessMDNSRequest(byte[] data, string clientIP, int clientPort, string sourceIP, int sourcePort)
{
MDNSPacket packet = new MDNSPacket(data);
MDNSListener listener = new MDNSListener();
string destinationIP = clientIP;
if (packet.Header.IsQuery())
{
if (listener.Check(packet.Question.Name, packet.Question.QuestionType, packet.Question.Type, clientIP, out string message))
{
if (packet.Question.QuestionType.Equals("QM") && !Program.enabledMDNSUnicast && string.Equals(IPAddress.Parse(clientIP).AddressFamily.ToString(), "InterNetwork"))
{
destinationIP = "224.0.0.251";
}
else if (packet.Question.QuestionType.Equals("QM") && !Program.enabledMDNSUnicast && string.Equals(IPAddress.Parse(clientIP).AddressFamily.ToString(), "InterNetworkV6"))
{
destinationIP = "ff02::fb";
}
byte[] buffer = packet.GetBytes(uint.Parse(Program.argMDNSTTL), Program.argSpooferIP, Program.argSpooferIPv6);
if (!Utilities.ArrayIsNullOrEmpty(buffer))
{
UDPSocket.SendTo(destinationIP, clientPort, sourceIP, sourcePort, buffer, false);
}
}
string type = string.Concat(packet.Question.QuestionType, ")(", packet.Question.Type);
Output.SpooferOutput("mDNS", type, packet.Question.Name, clientIP, message);
}
}