// receive thread
private void ReceiveData()
{
client = new UdpClient();
IPEndPoint localEp = new IPEndPoint(IPAddress.Any, port);
client.Client.Bind(localEp);
client.JoinMulticastGroup(IPAddress.Parse(MULTICAST_ADDR));
while (true)
{
try
{
byte[] data = client.Receive(ref localEp);
string text = Encoding.UTF8.GetString(data);
string[] message = text.Split(',');
Vector3 result = new Vector3(float.Parse(message[0]), float.Parse(message[1]), float.Parse(message[2]));
print(">> " + result);
lastReceivedUDPPacket = result;
}
catch (Exception err)
{
print(err.ToString());
}
}
}
public static void Main()
{
byte[] data = new byte[1024];
string input, stringData;
UdpClient server = new UdpClient("127.0.0.1", 9877);
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 9876);
string welcome = "Hello, are you there?";
data = Encoding.ASCII.GetBytes(welcome);
server.Send(data, data.Length);
data = server.Receive(ref sender);
Console.WriteLine("Message received from {0}:", sender.ToString());
stringData = Encoding.ASCII.GetString(data, 0, data.Length);
Console.WriteLine(stringData);
while(true){
input = Console.ReadLine();
if (input == "exit")
break;
server.Send(Encoding.ASCII.GetBytes(input), input.Length);
data = server.Receive(ref sender);
}
Console.WriteLine("Stopping client");
server.Close();
}
public static void Main()
{
byte[] data = new byte[1024];
IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 9876);
UdpClient newsock = new UdpClient(ipep);
Console.WriteLine("Waiting for a client...");
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 9877);
data = newsock.Receive(ref sender);
Console.WriteLine("Message received from {0}:", sender.ToString());
Console.WriteLine(Encoding.ASCII.GetString(data, 0, data.Length));
string msg = Encoding.ASCII.GetString(data, 0, data.Length);
data = Encoding.ASCII.GetBytes(msg);
newsock.Send(data, data.Length, sender);
while(true){
data = newsock.Receive(ref sender);
Console.WriteLine(Encoding.ASCII.GetString(data, 0, data.Length));
newsock.Send(data, data.Length, sender);
}
}
public static void Main()
{
byte[] data = new byte[1024];
string input, stringData;
UdpClient udpClient = new UdpClient("127.0.0.1", 9999);
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 0);
string welcome = "Hello";
data = Encoding.ASCII.GetBytes(welcome);
udpClient.Send(data, data.Length);
data = udpClient.Receive(ref sender);
Console.WriteLine("Message received from {0}:", sender.ToString());
stringData = Encoding.ASCII.GetString(data, 0, data.Length);
Console.WriteLine(stringData);
while(true)
{
input = Console.ReadLine();
udpClient.Send(Encoding.ASCII.GetBytes(input), input.Length);
data = udpClient.Receive(ref sender);
stringData = Encoding.ASCII.GetString(data, 0, data.Length);
Console.WriteLine(stringData);
}
udpClient.Close();
}
public void StartListener()
{
bool done = false;
UdpClient listener = new UdpClient(listenPort);
IPEndPoint groupEP = new IPEndPoint(IPAddress.Any, listenPort);
try
{
while (!done)
{
Console.WriteLine("Waiting for broadcast");
byte[] bytes = listener.Receive( ref groupEP);
Console.WriteLine("Received broadcast from {0} :\n {1}\n",
groupEP.ToString(),
Encoding.ASCII.GetString(bytes,0,bytes.Length));
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
finally
{
listener.Close();
}
}
public static int Main()
{
bool done = false;
UdpClient listener = new UdpClient(listenPort);
IPEndPoint groupEP = new IPEndPoint(IPAddress.Any, listenPort);
string received_data;
byte[] receive_byte_array;
try
{
while (!done)
{
Console.WriteLine("Waiting for broadcast");
// this is the line of code that receives the broadcase message.
// It calls the receive function from the object listener (class UdpClient)
// It passes to listener the end point groupEP.
// It puts the data from the broadcast message into the byte array
// named received_byte_array.
// I don't know why this uses the class UdpClient and IPEndPoint like this.
// Contrast this with the talker code. It does not pass by reference.
// Note that this is a synchronous or blocking call.
receive_byte_array = listener.Receive(ref groupEP);
Console.WriteLine("Received a broadcast from {0}", groupEP.ToString());
received_data = Encoding.ASCII.GetString(receive_byte_array, 0, receive_byte_array.Length);
Console.WriteLine("data follows \n{0}\n\n", received_data);
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
listener.Close();
return 0;
}
public static void Main()
{
string addr = "127.0.0.1";
int port = 7980;
short cmd = 1;
short seq = 0;
string msg = "Hello";
byte[] payload = Encoding.ASCII.GetBytes(msg);
byte[] packet = Packet.Create(cmd, seq, payload);
UdpClient udp = new UdpClient();
var ip = IPAddress.Parse(addr);
IPEndPoint ep = new IPEndPoint(ip, port);
udp.Connect(ep);
// send
udp.Send(packet, packet.Length);
// receive
bool done = false;
while (!done) {
if (udp.Available <= 0) {
IPEndPoint ep2 = new IPEndPoint(0, 0);
byte[] packet2 = udp.Receive(ref ep2);
Console.WriteLine("packet size: {0}", packet2.Length);
Dictionary<string, object> parsed = Packet.Parse(packet2);
foreach (KeyValuePair<string, object> item in parsed) {
Console.WriteLine("Received:{0} = {1}", item.Key, item.Value);
}
done = true;
}
}
}
private bool CheckUsb()
{
try
{
// Если буфер приема не пустой, очищаем
if (_resiver != null && _resiver?.Available > 0)
{
_resiver.Receive(ref _remoteIpEndPoint);
}
_sender.Send(_comGetStatus, _comGetStatus.Length, _endPoint);
var resp = _resiver?.Receive(ref _remoteIpEndPoint);
//Проверка доступности ОЕД
if (resp != null && resp[0] == 10 && resp[2] == 1 && resp[8] == 1)
{
Dispatcher.Invoke(() =>
{
BtnIndicUsb.Background = Brushes.GreenYellow;
});
return(true);
}
AddToOperationsPerfomed("USB не доступен.");
}
catch (SocketException)
{
AddToOperationsPerfomed("STM не вернул статус USB соединения. TimeOut.");
}
Dispatcher.Invoke(() =>
{
BtnIndicUsb.Background = Brushes.OrangeRed;
BtnIndicOed.Background = Brushes.OrangeRed;
});
return(false);
}
private static void StartListener()
{
//Initiate UDP server
Socket s = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
UdpClient listener = new UdpClient(ListenPort);
IPEndPoint groupEp = new IPEndPoint(IPAddress.Any,ListenPort);
IPEndPoint responseEp;
string receivedCommand;
try
{
while (true)
{
//Wait for incoming command
Console.WriteLine("Waiting for command");
byte[] bytes = listener.Receive( ref groupEp);
receivedCommand = Encoding.ASCII.GetString(bytes,0,bytes.Length);
Console.WriteLine("Received command: " + receivedCommand + " from " + groupEp.Address);
//Send matching response
responseEp = new IPEndPoint(groupEp.Address, ListenPort);
if (receivedCommand == "U" || receivedCommand == "u")
{
using (StreamReader sr = new StreamReader ("/proc/uptime"))
{
String line = sr.ReadToEnd();
Console.WriteLine("Sending uptime: " + line);
byte[] sendbuf = Encoding.ASCII.GetBytes(line);
s.SendTo(sendbuf, responseEp);
}
}
else if(receivedCommand == "L" || receivedCommand == "l")
{
using (StreamReader sr = new StreamReader ("/proc/loadavg"))
{
String line = sr.ReadToEnd();
Console.WriteLine("Sending load average: " + line);
byte[] sendbuf = Encoding.ASCII.GetBytes(line);
s.SendTo(sendbuf, responseEp);
}
}
else
{
Console.WriteLine("Command " + receivedCommand + " not found\n");
byte[] sendbuf = Encoding.ASCII.GetBytes("Input not recognized, please try again!");
s.SendTo(sendbuf, responseEp);
}
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
finally
{
listener.Close();
}
}
static void Main()
{
//データを送信するリモートホストとポート番号
string remoteHost = "127.0.0.1";
IPAddress remoteAddress = IPAddress.Parse(remoteHost);
int remotePort = 2002;
UdpClient udpClient = new UdpClient();
if (null != udpClient)
{
//ビルドのクエリを投げる
string sendMsg = "test";
byte[] buff = Encoding.UTF8.GetBytes(sendMsg);
udpClient?.Send(buff, buff.Length, remoteHost, remotePort);
//戻り値取得
IPEndPoint remoteEP = null;
buff = udpClient?.Receive(ref remoteEP);
string rcvMsg = Encoding.UTF8.GetString(buff);
int rtv = int.Parse(rcvMsg);
Console.WriteLine(rtv);
//UdpClientを閉じる
udpClient?.Close();
}
Console.ReadLine();
}
private void Listen()
{
System.Random myRandom = new System.Random();
udpClient = new UdpClient(7272, AddressFamily.InterNetwork);
var endPoint = default(IPEndPoint);
byte[] bytes;
while (m_shouldRun)
{
try
{
bytes = udpClient.Receive(ref endPoint);
if (bytes == null || bytes.Length == 0)
break;
int offset = 0;
lock (m_threadLock)
{
m_head = FromOculusToUnity(Vector3FromBytes(bytes, ref offset));
m_rHand = FromOculusToUnity(Vector3FromBytes(bytes, ref offset));
//m_rHandRotation = Vector4FromBytes(bytes, ref offset);
m_lHand = FromOculusToUnity(Vector3FromBytes(bytes, ref offset));
//m_lHandRotation = Vector4FromBytes(bytes, ref offset);
m_rightClosed = BoolFromBytes(bytes, ref offset);
}
} catch (ThreadInterruptedException)
{
// Empty on purpose
}
}
}
private void ReceiveData(){
client = new UdpClient(port); //Binds udp client to random port
while (true)
{
try
{
IPEndPoint IPEndPoint = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref IPEndPoint);
string text = Encoding.UTF8.GetString(data);
if(log){
Debug.Log(text);
}
lock(receivedUDPPackets){
receivedUDPPackets.Add(text);
}
}
catch (Exception err)
{
print(err.ToString());
}
}
}
static void ThreadFuncReceive()
{
try
{
while (true)
{
//подключение к локальному хосту
UdpClient uClient = new UdpClient(LocalPort);
IPEndPoint ipEnd = null;
//получание дейтаграммы
byte[] responce = uClient.Receive(ref ipEnd);
//преобразование в строку
string strResult = Encoding.Unicode.GetString(responce);
Console.ForegroundColor = ConsoleColor.Green;
//вывод на экран
Console.WriteLine(strResult);
Console.ForegroundColor = ConsoleColor.Red;
uClient.Close();
}
}
catch (SocketException sockEx)
{
Console.WriteLine("Ошибка сокета: " + sockEx.Message);
}
catch (Exception ex)
{
Console.WriteLine("Ошибка : " + ex.Message);
}
}
private static void StartListener()
{
bool done = false;
IPEndPoint groupEP = new IPEndPoint(IPAddress.Any, listenPort);
UdpClient listener = new UdpClient(groupEP);
Log.Notice("Listener", "Waiting for broadcast");
try
{
while (!done)
{
byte[] bytes = listener.Receive(ref groupEP);
Log.Info("Listener", "Client " + groupEP.ToString() + " is trying to connect");
listener.Connect(groupEP);
Log.Succes("Listener", "Listener connected to client " + groupEP.ToString());
done = true;
//TODO - rest of district server connecting
}
}
catch (Exception e)
{
FrameWork.Logger.Log.Error("Listener", e.ToString());
}
finally
{
listener.Close();
}
}
void RecieveDatagram()
{
UdpClient receivingUdpClient = new UdpClient ( 35143 );
IPEndPoint RemoteIpEndPoint = new IPEndPoint ( IPAddress.Any, 0 );
while ( true )
{
try {
Byte[] receiveBytes = receivingUdpClient.Receive ( ref RemoteIpEndPoint );
returnData = Encoding.Unicode.GetString ( receiveBytes );
if ( returnData.Substring ( 0, 17 ) == "[2CatStudios:UMP]" )
{
UnityEngine.Debug.Log ( "Recieved '" + returnData.ToString () + "' This message was sent on " + RemoteIpEndPoint.Address.ToString() + " via the port " + RemoteIpEndPoint.Port.ToString ());
returnData = returnData.Substring ( 17 );
} else {
UnityEngine.Debug.Log ( "Data was recieved, but it was not expected." );
}
}
catch ( Exception e )
{
UnityEngine.Debug.Log ( e.ToString ());
returnData = e.ToString ();
}
}
}
void procComm()
{
port = getPort();
string ipadr = getIpadr ();
client = new UdpClient ();
// send
string sendstr = IFmsg.text + System.Environment.NewLine;
byte[] data = ASCIIEncoding.ASCII.GetBytes (sendstr);
client.Send (data, data.Length, ipadr, port);
// receive
client.Client.ReceiveTimeout = 2000; // msec
IPEndPoint remoteIP = new IPEndPoint(IPAddress.Any, 0);
lastRcvd = "";
try {
data = client.Receive (ref remoteIP);
if (data.Length > 0) {
string text = Encoding.ASCII.GetString (data);
lastRcvd = text;
}
} catch (Exception err) {
}
client.Close ();
}
private void ReceiveData()
{
client = new UdpClient(8000);
while (running)
{
try
{
IPEndPoint anyIP = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.UTF8.GetString(data);
Debug.Log("Input "+text);
string[] info = text.Split(':');
inputText = text;
if(info[0].Equals("speed")){
speed= info[1];
}
if(info[0].Equals("turn")){
axis= info[1];
}
}
catch (Exception err)
{
running =false;
print(err.ToString());
}
}
}
private static void WontDie ()
{
while (true) {
IPEndPoint endpoint = new IPEndPoint (IPAddress.Loopback, 1900);
UdpClient s = new UdpClient ();
byte [] buffer = new byte [1024];
s.Send (buffer, buffer.Length, endpoint);
s.Receive (ref endpoint);
}
}
void DoRelay()
{
UdpClient client = new UdpClient (setPort);
client.Client.ReceiveTimeout = 300; // msec
client.Client.Blocking = false;
int portToReturn = 31415; // is set dummy value at first
while (ToggleComm.isOn) {
try {
IPEndPoint anyIP = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.ASCII.GetString(data);
if (text.Length == 0) {
Thread.Sleep(20);
continue;
}
if (text.Contains(kExportCommand)) {
exportData(ref client, ref anyIP);
continue;
}
string fromIP = anyIP.Address.ToString();
int fromPort = anyIP.Port;
// send to the other
if (fromIP.Equals(ipadr1)) {
portToReturn = fromPort; // store the port used in the "else" clause
list_comm_time.Add(System.DateTime.Now);
list_comm_string.Add("tx," + text);
client.Send(data, data.Length, ipadr2, setPort);
DebugPrintComm("1 ", fromIP, fromPort, ipadr2, setPort);
} else {
// delay before relay
Thread.Sleep(delay_msec);
list_comm_time.Add(System.DateTime.Now);
list_comm_string.Add("rx," + text);
client.Send(data, data.Length, ipadr1, portToReturn);
DebugPrintComm("2 ", fromIP, fromPort, ipadr1, portToReturn);
}
}
catch (Exception err) {
}
// without this sleep, on android, the app will freeze at Unity splash screen
Thread.Sleep(200);
}
client.Close ();
}
void ReceiveData(){
Debug.Log ("Thread Started");
IPEndPoint inAddrAny = new IPEndPoint(IPAddress.Any, 0);
client = new UdpClient (port);
int byteCount = 0;
byte[] newestValidMessage = new byte[messageLen];
while (true) {
byte[] received = client.Receive(ref inAddrAny);
Debug.Log("Got " + received.Length + " bytes");
if(received.Length>=messageLen-byteCount){
//there is enough new information to complete an update
int bytesLeft = messageLen-byteCount;
if(received.Length-bytesLeft>messageLen){
//entirely new message contained in latest receive
int remainder = (received.Length-bytesLeft)%messageLen;
for(int i = received.Length-1-remainder;i>received.Length-1-remainder-messageLen;i--){
newestValidMessage[i%messageLen] = received[i];
}
UpdateHands(newestValidMessage);
for(int i =received.Length-1-remainder;i<received.Length;i++){
newestValidMessage[i-received.Length+1+remainder] = received[i];
}
}
else{
for(int i=byteCount;i<messageLen;i++){
newestValidMessage[i] = received[i-byteCount];
}
UpdateHands(newestValidMessage);
for(int i=messageLen;i<received.Length;i++){
newestValidMessage[i-messageLen] = received[i];
}
byteCount = (byteCount+received.Length)%messageLen;
}
}
else{
//there is not enough information to complete an update
for(int i=byteCount;i<messageLen;i++){
newestValidMessage[i] = received[i-byteCount];
}
byteCount+=received.Length;
}
}
}
public static void Main ()
{
var ip = IPAddress.Parse ("239.255.255.250");
while (true) {
UdpClient udp = new UdpClient (3802);
udp.JoinMulticastGroup (ip, 1);
IPEndPoint dummy = null;
udp.Receive (ref dummy);
Console.WriteLine ("Received");
udp.DropMulticastGroup (ip);
udp.Close ();
}
}
private void ConnectUDP()
{
print("Connect UDP");
unityIPEP = new IPEndPoint(Client.IP, 64582);
kinectIPEP = new IPEndPoint(IPAddress.Any, 0);
socket = new UdpClient(unityIPEP);
print("Waiting for Initial Message");
udpMessage = socket.Receive(ref kinectIPEP);
print("Initial Message Received");
connected = true;
}
public Message MessageAvailable()
{
Log.InfoFormat(@"Packet available");
var ep = new IPEndPoint(IPAddress.Any, 0);
byte[] receiveBytes = _udpClient?.Receive(ref ep);
Log.Debug($"Bytes received: {FormatBytesForDisplay(receiveBytes)}");
_readWrite.DecodeMessage(receiveBytes);
Message result = _readWrite.targetMessage;
result.fromAddress = ep;
if (result != null)
{
Log.InfoFormat($"Received type: '{result.thisMessageType}' " +
$" content: '{result.messageBody}' from: {result.fromAddress}");
}
else
{
Log.Warn(@"Data received, but could not be decoded");
}
return(result);
}
// receive thread
private void ReceiveData()
{
client = new UdpClient(port);
while (true) {
try {
IPEndPoint anyIP = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.UTF8.GetString(data);
lastReceivedUDPPacket=text;
allReceivedUDPPackets=allReceivedUDPPackets+text;
}catch (Exception err) {
}
}
}
private void ReceiveData()
{
client = new UdpClient(port);
while (m_keepRunning)
{
try
{
IPEndPoint anyIP = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref anyIP);
// Bytes mit der UTF8-Kodierung in das Textformat kodieren.
string text = Encoding.UTF8.GetString(data);
Debug.Log(text);
string[] words = text.Split(' ');
Quaternion q = new Quaternion(float.Parse(words[12]),
float.Parse(words[13]),
float.Parse(words[14]),
float.Parse(words[15]));
Vector3 t = new Vector3(float.Parse(words[18]),
float.Parse(words[19]),
float.Parse(words[20]));
m_newData = new Pose();
UbiMeasurementUtils.coordsysemChange(t, ref m_newData.pos);
UbiMeasurementUtils.coordsysemChange(q, ref m_newData.rot);
}
catch (Exception err)
{
Debug.Log(err.ToString());
}
}
client.Close();
}
protected override void Execute()
{
UdpClient server = null;
server = new UdpClient(8080) { DontFragment = true };
IPEndPoint endPoint = new IPEndPoint(IPAddress.Loopback, 8080);
for(;;){
byte[] receive = server.Receive(ref endPoint);
retrievedPacket(receive.Length, receive);
if(terminate) break;
}
logger.Log("Thread Stop");
}
public Message Receive(int timeout)
{
Log.Debug("Entering Receive");
Message result = null;
try
{
// Wait for some data to become available
while (CommunicationsEnabled && _udpClient?.Available <= 0 && timeout > 0)
{
Thread.Sleep(10);
timeout -= 10;
}
// If there is data receive and communications are enabled, then read that data
if (CommunicationsEnabled && _udpClient?.Available > 0)
{
Log.InfoFormat(@"Packet available");
var ep = new IPEndPoint(IPAddress.Any, 0);
byte[] receiveBytes = _udpClient?.Receive(ref ep);
Log.Debug($"Bytes received: {FormatBytesForDisplay(receiveBytes)}");
result = Message.Create(receiveBytes);
if (result != null)
{
result.SenderEndPoint = ep;
Log.InfoFormat($"Received {result} from {ep}");
}
else
{
Log.Warn(@"Data received, but could not be decoded");
}
}
}
catch (SocketException err)
{
if (err.SocketErrorCode != SocketError.TimedOut && err.SocketErrorCode != SocketError.ConnectionReset)
{
Log.ErrorFormat($"Socket error: {err.SocketErrorCode}, {err.Message}");
}
}
catch (Exception err)
{
Log.ErrorFormat($"Unexpected expection while receiving datagram: {err} ");
}
Log.Debug("Leaving Receive");
return(result);
}
static void Main()
{
//データを送信するリモートホストとポート番号
string remoteHost = "127.0.0.1";
IPAddress remoteAddress = IPAddress.Parse(remoteHost);
int remotePort = 2002;
UdpClient udpClient = new UdpClient();
if (null != udpClient)
{
//ビルドのクエリを投げる
{
string sendMsg = "test";
byte[] buff = Encoding.UTF8.GetBytes(sendMsg);
udpClient?.Send(buff, buff.Length, remoteHost, remotePort);
}
//戻り値取得
IPEndPoint remoteEP = null;
udpClient.Client.ReceiveTimeout = 10000;
int rtv = -1;
{
byte[] buff = null;
try
{
buff = udpClient?.Receive(ref remoteEP);
}
catch (SocketException e)
{
}
if (null != buff)
{
string rcvMsg = Encoding.UTF8.GetString(buff);
int.TryParse(rcvMsg, out rtv);
}
}
Console.WriteLine(rtv);
//UdpClientを閉じる
udpClient?.Close();
}
Console.ReadLine();
}
private void ReceiveData()
{
client = new UdpClient (port);
while (true) {
try{
IPEndPoint anyIP = new IPEndPoint(IPAddress.Parse(address), port);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.UTF8.GetString(data);
//print (">> " + text);
lastReceivedUDPPacket=text;
allReceivedUDPPackets=allReceivedUDPPackets+text;
string[] numberStrs = text.Split(' ');
string debugNumbers = "";
for (int i = 0; i < numberStrs.Length; ++i)
{
debugNumbers += numberStrs[i] + ", ";
}
print (debugNumbers);
cameraPos.x = float.Parse(numberStrs[0]);
cameraPos.y = float.Parse (numberStrs[1]);
cameraPos.z = float.Parse (numberStrs[2]);
rotationAngles.x = float.Parse (numberStrs[3]);
rotationAngles.y = float.Parse (numberStrs[4]);
rotationAngles.z = float.Parse (numberStrs[5]);
mouthPos.x = float.Parse (numberStrs[6]);
mouthPos.y = float.Parse (numberStrs[7]);
mouthPos.z = float.Parse (numberStrs[8]);
mouthRatio = float.Parse (numberStrs[9]);
float faceRectangleX = float.Parse (numberStrs[10]) * Screen.width;
float faceRectangleY = float.Parse(numberStrs[11]) * Screen.height;
float faceRectangleWidth = float.Parse (numberStrs[12]) * Screen.width;
float faceRectangleHeight = float.Parse(numberStrs[13]) * Screen.height;
faceRectangle = new Rect(faceRectangleX, faceRectangleY, faceRectangleWidth, faceRectangleHeight);
//print (faceRectangle);
}catch(Exception e){
print (e.ToString());
}
}
}
protected virtual void ReceiveUpdateLoop()
{
while (UpdateClient != null)
{
Thread.Sleep(0);
IPEndPoint known = UpdateEndPoint ?? ManagementEndPoint;
IPEndPoint remote = known;
byte[] data = null;
try {
// Let's just hope that we always receive a full frame...
// Console.WriteLine("Starting receive update");
data = UpdateClient?.Receive(ref remote);
// Console.WriteLine($"Finished receive update from {remote}: {data.ToHexadecimalString()}");
} catch (Exception e) {
Logger.Log(LogLevel.Warn, "ghostnet-con", "Failed receiving update frame");
LogContext(LogLevel.Warn);
e.LogDetailed();
if (DisposeOnFailure)
{
Dispose();
return;
}
}
if (known != null && !remote.Address.Equals(known.Address))
{
Logger.Log(LogLevel.Warn, "ghostnet-con", $"Received update data from unknown remote {remote}: {data.ToHexadecimalString()}");
continue;
}
try {
using (MemoryStream bufferStream = new MemoryStream(data))
using (BinaryReader bufferReader = new BinaryReader(bufferStream)) {
GhostNetFrame frame = new GhostNetFrame();
frame.Read(bufferReader);
// Logger.Log(LogLevel.Verbose, "ghostnet-con", "Received update frame");
ReceiveUpdate(remote, frame);
}
} catch (Exception e) {
Logger.Log(LogLevel.Warn, "ghostnet-con", "Failed parsing update frame");
LogContext(LogLevel.Warn);
e.LogDetailed();
Console.WriteLine("Data:");
Console.WriteLine(data.ToHexadecimalString());
// Don't dispose - maybe upcoming data isn't broken?
}
}
}
private void ReceiveData()
{
client = new UdpClient(port);
while (true) {
try {
IPEndPoint anyIP = new IPEndPoint(IPAddress.Broadcast, port);
byte[] data = client.Receive(ref anyIP);
strReceiveUDP = Encoding.UTF8.GetString(data);
// Simple Debug. Must be replaced with SendMessage for example.
Debug.Log(strReceiveUDP);
//
}
catch (Exception err) {
print(err.ToString());
}
}
}
private void ReceiveData(){
client = new UdpClient (port);
while (true) {
try{
IPEndPoint anyIP = new IPEndPoint(IPAddress.Parse("127.0.0.1"), port);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.UTF8.GetString(data);
print (">> " + text);
lastReceivedUDPPacket=text;
allReceivedUDPPackets=allReceivedUDPPackets+text;
xPos = float.Parse(text);
xPos *= 0.021818f;
}catch(Exception e){
print (e.ToString());
}
}
}
private void ReceiveData()
{
UdpClient client = new UdpClient(26000);
while (true) {
try
{
if(m_Process.HasExited)
return;
IPEndPoint anyIP = new IPEndPoint(IPAddress.Broadcast, 26000);
byte[] data = client.Receive(ref anyIP);
m_Word = Encoding.UTF8.GetString(data);
}
catch (Exception err)
{
print(err.ToString());
}
}
}
private string Send(string message)
{
lock (communicationLock)
{
// clean all pending messages from receive buffer before sending command
while (udpClient.Available > 0)
{
udpClient.Receive(ref sender);
}
//Send
byte[] commandBytes = Encoding.ASCII.GetBytes(message);
udpClient.Send(commandBytes, commandBytes.Length);
//Receive
byte[] answerBytes = udpClient?.Receive(ref sender);
return(Encoding.ASCII.GetString(answerBytes));
}
}
private void Receiver()
{
try
{
var localPort = int.Parse(LocalPort);
_receivingUdpClient = new UdpClient(localPort);
IPEndPoint remoteIpEndPoint = null;
while (true)
{
if (_isTimeToExit)
{
return;
}
byte[] receiveBytes = _receivingUdpClient?.Receive(ref remoteIpEndPoint);
if (receiveBytes != null && ContainHead(receiveBytes, out int index))
{
if (receiveBytes.Length >= Footbot.MaxIncomePacketLenght)
{
_receiveTimeout.Restart();
byte[] incomeData = new byte[Footbot.MaxIncomePacketLenght];
Array.Copy(receiveBytes, index, incomeData, 0, incomeData.Length);
var incomeValues = Footbot.getStruct(incomeData);
BarrierState = incomeValues.BarrierState;
Q0 = incomeValues.Q0;
Q1 = incomeValues.Q1;
Q2 = incomeValues.Q2;
Q3 = incomeValues.Q3;
Ip = incomeValues.Ip;
Voltage = incomeValues.Voltage;
LeftX = incomeValues.LeftX;
LeftY = incomeValues.LeftY;
RightX = incomeValues.RightX;
RightY = incomeValues.RightY;
KickerChargeStatus = incomeValues.KickerChargeStatus;
}
}
Thread.Sleep(10);
}
}
catch (Exception ex)
{
Console.WriteLine("Возникло исключение: " + ex.ToString() + "\n " + ex.Message);
}
}
// Update is called once per frame
void ReceiveData()
{
client = new UdpClient (port);
while (true)
{
try
{
IPEndPoint anyIP = new IPEndPoint(IPAddress.Parse("127.0.0.1"), port);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.UTF8.GetString(data);
string[] delimiters = {", ", ","};
texts = text.Split(delimiters,StringSplitOptions.None);
}
catch(Exception e)
{
Debug.LogError (e.ToString());
}
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)] //関数のインライン展開を積極的にやってもらう.
private void ReadingMethod()
{
IPEndPoint ipEP = new IPEndPoint(IPAddress.Any, 0);
try
{
byte[] ba = UCR?.Receive(ref ipEP);
if (disposing)
{
return;
}
_ = Task.Run(ReadingMethod); //再帰的
DataReceived(ba, ipEP);
}
catch (ObjectDisposedException)
{
Console.WriteLine("udpcom ::: ReadingMethod => ObjectDisposed.");
}
}
static void Main(string[] args)
{
//Setup UDP client
int listenport = 9000;
UdpClient listener = new UdpClient (listenport);
Socket s = new Socket (AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
//Initialize ip and command from args
IPAddress sendIP = IPAddress.Parse (args[0]);
string sendCommand = args[1];
//Send command
byte[] sendbuf = Encoding.ASCII.GetBytes (sendCommand);
IPEndPoint sendEP = new IPEndPoint (sendIP, listenport);
s.SendTo (sendbuf, sendEP);
//Wait for answer and output to console
byte[] bytes = listener.Receive (ref sendEP);
Console.WriteLine (Encoding.ASCII.GetString (bytes, 0, bytes.Length));
}
public void Execute()
{
Thread listManager = null;
try
{
//join muticast and listen at 64537 port
udpServer = new UdpClient(Utilities.multicastEndPoint.Port);
udpServer.JoinMulticastGroup(Utilities.multicastEndPoint.Address);
//create thread to manage userlist
listManager = new Thread(this.ListManager);
listManager.Start();
//wait for data or for closeServerUDP
while (true)
{
while (udpServer.Available == 0 && !closeServerUDP)
{
//wait for 0,1 seconds
Thread.Sleep(100);
}
if (!closeServerUDP && udpServer.Available > 0)
{
//Datagram received and put it into temp list
IPEndPoint RemoteIpEndPoint = new IPEndPoint(0, 0);
byte[] data = udpServer.Receive(ref RemoteIpEndPoint);
queue.Enqueue(new Tuple <byte[], IPEndPoint>(data, RemoteIpEndPoint));
newData.Set();
}
else if (closeServerUDP)
{
//if closeServerUDP is true exit
break;
}
}
//leave multicast group and close udpclient (finally)
udpServer.DropMulticastGroup(Utilities.multicastEndPoint.Address);
udpServer.Close();
//close ListSetter
listManager.Join();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
//close socket
if (udpServer != null && udpServer.Client != null)
{
udpServer.Close();
}
//close listManager
CloseThread();
if (listManager != null)
{
listManager.Join();
}
//say to settingsform that you closed
settingsForm.BeginInvoke(settingsForm.CloseThreadDelegate, new object[] { Thread.CurrentThread, Utilities.ServerUDP });
}
}
/*
* Receive audio data coming on port 1550 and feed it to the speakers to be played.
*/
public void Receive()
{
//TODO: Receive Sound DATA
try
{
byte[] byteData;
bStop = false;
IPEndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
cGlobalVars.AddLogChat("Client Audio Connected");
while (!bStop)
{
//Receive data.
try
{
//bytes_received = udp_socket.ReceiveFrom(data, ref ep);
try
{
byteData = udpClient.Receive(ref remoteEP);
}
catch (Exception)
{
return;
}
//G711 compresses the data by 50%, so we allocate a buffer of double
//the size to store the decompressed data.
byte[] byteDecodedData = new byte[byteData.Length * 2];
if (vocoder == VoiceCommon.Vocoder.ALaw)
{
ALawDecoder.ALawDecode(byteData, out byteDecodedData); //Vocoder.ALaw
}
else if (vocoder == VoiceCommon.Vocoder.uLaw)
{
MuLawDecoder.MuLawDecode(byteData, out byteDecodedData); //Vocoder.uLaw
}
else
{
byteDecodedData = new byte[byteData.Length];
byteDecodedData = byteData;
}
bwp_internet.AddSamples(byteData, 0, byteData.Length);
}
catch (Exception)
{
}
}
cGlobalVars.AddLogChat("Client Audio Disconnected");
}
catch (Exception ex)
{
cGlobalVars.AddLogChat("Voice Receive > " + ex.Message);
//MessageBox.Show(ex.Message, "VoiceChat-Receive ()", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
nUdpClientFlag += 1;
}
}
public void Listen()
{
while (true)
{
string receivedData = "";
try
{
receivedData = GetString(ClientHandler.Receive(ref EndPoint));
}
catch (Exception e)
{
Disconnect();
}
string[] datas = receivedData.Split('|');
if (!isConnected)
{
return;
}
if (receivedData.StartsWith("OK|")) // Connection success
{
CConsole.addMessage("Connection succeed to " + EndPoint.ToString() + " (" + receivedData.Replace("OK|", "") + ")!");
timerSendInfo = new Timer(new TimerCallback(SendServerInformations), null, 1000, tickRate);
}
else if (receivedData.StartsWith("JOIN|")) // New player
{
int id = Int32.Parse(datas[1]);
if (listPlayers.ContainsKey(id))
{
PlayerDisconnected(id);
}
CPlayer newPlayer = new CPlayer(id, datas[2], (Vector3)ExtractDataFromString(datas[3], SentData.Vector3));
listPlayers.Add(id, newPlayer);
}
else if (receivedData.StartsWith("SETINFO|")) // New player
{
int ID;
if (Int32.TryParse(datas[1], out ID) && listPlayers.ContainsKey(ID))
{
listPlayers[ID].SetNewPos((Vector3)ExtractDataFromString(datas[2], SentData.Vector3), (Vector3)ExtractDataFromString(datas[3], SentData.Vector3));
listPlayers[ID].SetCrouched((bool)ExtractDataFromString(datas[4], SentData.Bool));
listPlayers[ID].gunId = (int)ExtractDataFromString(datas[5], SentData.Int);
listPlayers[ID].SetJump((bool)ExtractDataFromString(datas[6], SentData.Bool));
listPlayers[ID].SetReload((bool)ExtractDataFromString(datas[8], SentData.Bool));
listPlayers[ID].SetShot((bool)ExtractDataFromString(datas[9], SentData.Bool));
listPlayers[ID].SetSwitch((bool)ExtractDataFromString(datas[10], SentData.Bool));
listPlayers[ID].SetWalk((bool)ExtractDataFromString(datas[11], SentData.Bool));
if (listPlayers[ID].botController._selectedWeap != listPlayers[ID].gunId)
{
listPlayers[ID].botController._selectedWeap = listPlayers[ID].gunId;
}
}
}
else if (receivedData.StartsWith("QUIT|")) // Server message
{
int ID;
if (Int32.TryParse(datas[1], out ID))
{
PlayerDisconnected(ID);
}
}
else if (receivedData.StartsWith("ECHO|")) // Server message
{
CConsole.addMessage("Server: " + receivedData.Replace("ECHO|", ""));
}
else if (receivedData.StartsWith("PLGOTHIT|"))
{
int ID;
if (Int32.TryParse(datas[1], out ID) && listPlayers.ContainsKey(ID))
{
listPlayers[ID].ReceiveHit((int)ExtractDataFromString(datas[3], SentData.Int), datas[2]);
}
}
else if (receivedData.StartsWith("UGOTHIT|"))
{
int ID;
if (Int32.TryParse(datas[1], out ID) && listPlayers.ContainsKey(ID))
{
CConsole._Character._life -= (int)ExtractDataFromString(datas[3], SentData.Int);
}
}
}
}
private void StartWebRtcRtpListener(IceCandidate iceCandidate)
{
string localEndPoint = "?";
try
{
localEndPoint = iceCandidate.LocalRtpSocket.LocalEndPoint.ToString();
logger.Debug("Starting WebRTC RTP listener for call " + CallID + " on socket " + localEndPoint + ".");
IPEndPoint remoteEndPoint = new IPEndPoint(IPAddress.Any, 0);
UdpClient localSocket = new UdpClient();
localSocket.Client = iceCandidate.LocalRtpSocket;
while (!IsClosed)
{
try
{
//logger.Debug("ListenToReceiverWebRTCClient Receive.");
byte[] buffer = localSocket.Receive(ref remoteEndPoint);
iceCandidate.LastCommunicationAt = DateTime.Now;
//logger.Debug(buffer.Length + " bytes read on Receiver Client media socket from " + remoteEndPoint.ToString() + ".");
//if (buffer.Length > 3 && buffer[0] == 0x16 && buffer[1] == 0xfe)
if (buffer[0] >= 20 && buffer[0] <= 64)
{
//OnMediaPacket(iceCandidate, buffer, remoteEndPoint);
if (OnDtlsPacket != null)
{
OnDtlsPacket(iceCandidate, buffer, remoteEndPoint);
}
}
//else if ((buffer[0] & 0x80) == 0)
else if (buffer[0] == 0 || buffer[0] == 1)
{
STUNv2Message stunMessage = STUNv2Message.ParseSTUNMessage(buffer, buffer.Length);
ProcessStunMessage(iceCandidate, stunMessage, remoteEndPoint);
}
else
{
if (OnMediaPacket != null)
{
OnMediaPacket(iceCandidate, buffer, remoteEndPoint);
}
}
}
catch (Exception sockExcp)
{
_communicationFailureCount++;
logger.Warn("Exception ListenToReceiverWebRTCClient Receive (" + localEndPoint + " and " + remoteEndPoint + ", failure count " + _communicationFailureCount + "). " + sockExcp.Message);
// Need to be careful about deciding when the connection has failed. Sometimes the STUN requests we send will arrive before the remote peer is ready and cause a socket exception.
// Only shutdown the peer if we are sure all ICE intialisation is complete and the socket exception occurred after the RTP had stated flowing.
if (iceCandidate.IsStunLocalExchangeComplete && iceCandidate.IsStunRemoteExchangeComplete &&
iceCandidate.RemoteRtpEndPoint != null && remoteEndPoint != null && iceCandidate.RemoteRtpEndPoint.ToString() == remoteEndPoint.ToString() &&
DateTime.Now.Subtract(IceNegotiationStartedAt).TotalSeconds > 10)
{
logger.Warn("WebRtc peer communication failure on call " + CallID + " for local RTP socket " + localEndPoint + " and remote RTP socket " + remoteEndPoint + " .");
iceCandidate.DisconnectionMessage = sockExcp.Message;
break;
}
else if (_communicationFailureCount > COMMUNICATION_FAILURE_COUNT_FOR_CLOSE)
{
logger.Warn("WebRtc peer communication failures on call " + CallID + " exceeded limit of " + COMMUNICATION_FAILURE_COUNT_FOR_CLOSE + " closing peer.");
break;
}
//else if (DateTime.Now.Subtract(peer.IceNegotiationStartedAt).TotalSeconds > ICE_CONNECTION_LIMIT_SECONDS)
//{
// logger.Warn("WebRTC peer ICE connection establishment timed out on call " + peer.CallID + " for " + iceCandidate.LocalRtpSocket.LocalEndPoint + ".");
// break;
//}
}
}
Close();
}
catch (Exception excp)
{
logger.Error("Exception ListenForWebRTCClient (" + localEndPoint + "). " + excp);
}
}
/// <summary>
/// The compile.
/// </summary>
/// <param name="asset">
/// The asset.
/// </param>
/// <param name="platform">
/// The platform.
/// </param>
public void Compile(EffectAsset asset, TargetPlatform platform)
{
var announceString = Encoding.ASCII.GetBytes("request compiler");
var targetAddress = IPAddress.None;
var client = new UdpClient(4321);
client.Client.ReceiveTimeout = 500;
try
{
client.Send(announceString, announceString.Length, new IPEndPoint(IPAddress.Broadcast, 4321));
}
catch (SocketException)
{
Console.WriteLine("WARNING: Unable to locate remote compiler for effect compilation.");
return;
}
var endpoint = new IPEndPoint(IPAddress.Loopback, 4321);
try
{
var bytes = client.Receive(ref endpoint);
while (Encoding.ASCII.GetString(bytes) == "request compiler")
{
bytes = client.Receive(ref endpoint);
}
if (Encoding.ASCII.GetString(bytes) == "provide compiler")
{
targetAddress = endpoint.Address;
}
else
{
Console.WriteLine("WARNING: Received unexpected message from " + endpoint + " when locating remote effect compiler.");
return;
}
}
catch
{
Console.WriteLine("WARNING: Unable to locate remote compiler for effect compilation.");
return;
}
// Connect to the target on port 80.
var webClient = new WebClient();
try
{
var result = webClient.UploadData("http://" + targetAddress + ":8080/compileeffect?platform=" + (int)platform, Encoding.ASCII.GetBytes(asset.Code));
asset.PlatformData = new PlatformData {
Platform = platform, Data = result
};
}
catch (WebException ex)
{
using (var reader = new StreamReader(ex.Response.GetResponseStream()))
{
throw new InvalidOperationException(reader.ReadToEnd());
}
}
try
{
asset.ReloadEffect();
}
catch (NoAssetContentManagerException)
{
}
}
public void ReceiveUDP()
{
try
{
//Open the Kinect Process
procKinect = new Process();
path = path.Replace("/Assets", "");
UnityEngine.Debug.Log(path);
ProcessStartInfo info = new ProcessStartInfo(path);
procKinect = Process.Start(info);
Thread.Sleep(1000);
SetFocusOnROCHE();
ToggleKWindow();
// Kinect launched. Do upd call.
kinectLaunched = true;
udpc = new UdpClient("127.0.0.1", 2055);
Thread.Sleep(1000);
// while bucle
while (Thread.CurrentThread.IsAlive)
{
//we can send a 'request' string if we want
string name = "RH";
byte[] sdata = Encoding.ASCII.GetBytes(name);
udpc.Send(sdata, sdata.Length);
// Receive data
byte[] rdata = udpc.Receive(ref ep);
currentPacket = Encoding.ASCII.GetString(rdata);
// There's no packet, sleep for a bit
if (currentPacket == null || currentPacket == "null")
{
Thread.Sleep(20);
}
else
{
string[] coords = currentPacket.Split('-');
currentHandUsed = Convert.ToString(coords[0]);
if (currentHandUsed == "r")
{
GetRightHandInput(coords);
leftHand.Reset();
}
else if (currentHandUsed == "l")
{
GetLeftHandInput(coords);
rightHand.Reset();
}
}
Thread.Sleep(5);
}
} catch (Exception ex)
{
ReleaseEverything();
UnityEngine.Debug.Log(ex.Message);
}
}
/*
* Prati odometriju
*/
public static void Work()
{
Byte[] sendBytes;
Byte[] receiveBytes;
Byte[] sbuf;
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
//udpClient.Send(sendBytes, sendBytes.Length);
//IPEndPoint object will allow us to read datagrams sent from any source.
// Blocks until a message returns on this socket from a remote host.
// = udpClient.Receive(ref RemoteIpEndPoint);
//string returnData = Encoding.ASCII.GetString(receiveBytes);
// Uses the IPEndPoint object to determine which of these two hosts responded.
//Console.WriteLine("This is the message you received " + returnData.ToString());
//Console.WriteLine("This message was sent from " + RemoteIpEndPoint.Address.ToString() + " on their port number " + RemoteIpEndPoint.Port.ToString());
//Console.WriteLine("pLevo: " + (plevo).ToString() + "\t= ");
//Console.WriteLine("pDesno:" + (pdesno).ToString() + "\t= ");
////Console.WriteLine("UgaoL: " + ((plevo - levo) / 3.1).ToString());
////Console.WriteLine("UgaoD: " + (((pdesno - desno)) / 3.1).ToString());
//Console.WriteLine("---------------------------------------------");
//Console.WriteLine("mLevo: " + (plevo - levo).ToString() + "\t= " + ((plevo - levo) * 1.34 / 1000).ToString() + "m");
//Console.WriteLine("mDesno:" + (pdesno - desno).ToString() + "\t= " + ((pdesno - desno) * 1.34 / 1000).ToString() + "m");
//Console.WriteLine("mUgaoL: " + ((plevo - levo) / 3.1).ToString());
//Console.WriteLine("mUgaoD: " + (((pdesno - desno)) / 3.1).ToString());
/* while (true)
* {*/
sendBytes = Encoding.ASCII.GetBytes("data");
udpClient.Send(sendBytes, sendBytes.Length);
sbuf = udpClient.Receive(ref RemoteIpEndPoint);
System.Threading.Thread.Sleep(100);
levo = ((((long)sbuf[8] << 24)) + (((long)sbuf[7] << 16)) + (((long)sbuf[6] << 8)) + ((long)sbuf[5])) - greska;
desno = ((((long)sbuf[16] << 24)) + (((long)sbuf[15] << 16)) + (((long)sbuf[14] << 8)) + ((long)sbuf[13])) - greska;
//Console.WriteLine("Levo: " + (levo).ToString());
//Console.WriteLine("Desno:" + (desno).ToString());
//stavljamo trenutni kao pocetni
//plevo = lLevo;
// = lDesno;
//180995 - 153718
//returnData = Encoding.ASCII.GetString(receiveBytes);
//Console.Clear();
//Console.WriteLine(String.Format("X:{0} Y:{1} theta:{2}", current_position.x, current_position.y, current_position.theta * 180 / PI));
left_ticks = plevo - levo;
right_ticks = pdesno - desno;
plevo = levo;
pdesno = desno;
//Console.WriteLine("ticks L:" + left_ticks);
//Console.WriteLine("ticks R:" + right_ticks);
dist_left = (double)left_ticks * MUL_COUNT;
dist_right = (double)right_ticks * MUL_COUNT;
//Console.WriteLine("distance L:" + dist_left);
//Console.WriteLine("distance R:" + dist_right);
cos_current = System.Math.Cos(current_position.theta);
sin_current = System.Math.Sin(current_position.theta);
current_position.x = System.Math.Round(current_position.x, 3);
current_position.y = System.Math.Round(current_position.y, 3);
if (System.Math.Abs(left_ticks - right_ticks) <= 10)
{
/* Moving in a straight line */
current_position.x += System.Math.Round(dist_left * cos_current, 3);
current_position.y += System.Math.Round(dist_left * sin_current, 3);
}
else
{
/* Moving in an arc */
expr1 = AXLE_LENGTH * (dist_right + dist_left) / 2.0 / (dist_right - dist_left);
right_minus_left = dist_right - dist_left;
current_position.x += System.Math.Round(expr1 * (System.Math.Sin(right_minus_left / AXLE_LENGTH + current_position.theta) - sin_current), 3);
current_position.y -= System.Math.Round(expr1 * (System.Math.Cos(right_minus_left / AXLE_LENGTH + current_position.theta) - cos_current), 3);
/* Calculate new orientation */
current_position.theta += right_minus_left / AXLE_LENGTH;
/*Keep in the range -PI to +PI */
while (current_position.theta > PI)
{
current_position.theta -= (2.0 * PI);
}
while (current_position.theta < -PI)
{
current_position.theta += (2.0 * PI);
}
/* while (current_position.theta > 2*PI)
* current_position.theta = 0;
* while (current_position.theta < 0)
* current_position.theta = 2.0 * PI;*/
}
System.Threading.Thread.Sleep(delay);
//}
}
// Update is called once per frame
void Update()
{
if (inclient.Available > 0)
{
byte[] data = inclient.Receive(ref inremoteEndPoint);
scenario = System.BitConverter.ToDouble(data, 0);
}
Debug.Log(scenario);
if (scenario != prevScenario)
{
prevScenario = scenario;
if (scenario == 0)
{
//Switch off everything
transform.localPosition = Vector3.zero;
transform.localScale = Vector3.zero;
propellers.MuteAll();
movement.move = false;
}
else
{
if (scenario == 1)
{
//Posn A
transform.localPosition = startPosnA;
}
else if (scenario == 2)
{
//Posn B
transform.localPosition = startPosnB;
}
else if (scenario == 3)
{
//Posn C
transform.localPosition = startPosnC;
}
transform.localScale = droneScale * Vector3.one;
propellers.UnmuteAll();
movement.move = true;
}
}
byte[] outdata = new byte[28];
byte[] vxout = new byte[4];
byte[] vyout = new byte[4];
byte[] vzout = new byte[4];
byte[] dxout = new byte[4];
byte[] dyout = new byte[4];
byte[] dzout = new byte[4];
byte[] startout = new byte[4];
vxout = System.BitConverter.GetBytes(movement.vx);
vyout = System.BitConverter.GetBytes(movement.vy);
vzout = System.BitConverter.GetBytes(movement.vz);
dxout = System.BitConverter.GetBytes(transform.localPosition.x - mainCamera.transform.localPosition.x);
dyout = System.BitConverter.GetBytes(transform.localPosition.z - mainCamera.transform.localPosition.z);
dzout = System.BitConverter.GetBytes(transform.localPosition.y - mainCamera.transform.localPosition.y);
startout = System.BitConverter.GetBytes(1.0f);
System.Buffer.BlockCopy(vxout, 0, outdata, 0, 4);
System.Buffer.BlockCopy(vyout, 0, outdata, 4, 4);
System.Buffer.BlockCopy(vzout, 0, outdata, 8, 4);
System.Buffer.BlockCopy(dxout, 0, outdata, 12, 4);
System.Buffer.BlockCopy(dyout, 0, outdata, 16, 4);
System.Buffer.BlockCopy(dzout, 0, outdata, 20, 4);
System.Buffer.BlockCopy(startout, 0, outdata, 24, 4);
sendSocket.SendTo(outdata, sendEndPoint);
}
void receiveData()
{
receiveBytes = udpClient.Receive(ref ep);
}
void ToOpen()
{
var ip = UDP_type_multicast.IsChecked ?? false ? IPAddress.Any : UDP_Local_ip.Ip;
var mport = UDP_Local_port.Port;
if (!mport.HasValue)
{
return;
}
int port = mport.Value;
try
{
var uc = new UdpClient(new IPEndPoint(ip, port));
socket = uc;
port = ((IPEndPoint)uc.Client.LocalEndPoint).Port;
MsgBox.LogSystem($"Open on {{ {ip} :{port} }}");
SetEnables();
uc.EnableBroadcast = UDP_type_broadcast.IsChecked ?? false;
if (UDP_type_broadcast.IsChecked ?? false)
{
MsgBox.LogSystem($"Enabled Broadcast on {{ {UDP_Target_ip.Ip} }}");
}
if (UDP_type_multicast.IsChecked ?? false)
{
var mip = UDP_multicast_ip.Text.ParseIp();
sendClients = new List <UdpClient>();
var msgs = (from networkInterface in NetworkInterface.GetAllNetworkInterfaces()
where networkInterface.OperationalStatus == OperationalStatus.Up
select networkInterface.GetIPProperties()
.UnicastAddresses.First(addr =>
addr.Address.AddressFamily == AddressFamily.InterNetwork)?.Address)
.Where(address => address != null)
.Select(addr =>
{
uc.JoinMulticastGroup(mip, addr);
sendClients.Add(new UdpClient(new IPEndPoint(addr, port)));
return($"Join Multicast Group {{ {mip} on {addr} }}");
});
MsgBox.LogSystem(msgs.ToArray());
//uc.JoinMulticastGroup(mip);
//LogSystem($"Join Multicast Group {{ {mip} }}");
}
loop = new CancellationTokenSource();
loops.Add(Task.Run(() =>
{
while (socket != null || socket != uc)
{
try
{
var ep = new IPEndPoint(IPAddress.Any, 0);
var buffer = uc.Receive(ref ep);
var str = Encoding.Default.GetString(buffer);
MsgBox.Log(ep, str, true);
}
catch (Exception ex)
{
if (socket == null || socket != uc)
{
MsgBox.LogSystem("Closed");
}
else
{
MsgBox.LogError(ex);
}
return;
}
}
}, loop.Token));
}
catch (Exception ex)
{
MsgBox.LogError(ex);
return;
}
}
private void Listen()
{
try
{
UdpClient udpSvr = m_udpListener;
if (udpSvr == null)
{
logger.LogError("The UDP server was not correctly initialised in the RTP sink when attempting to start the listener, the RTP stream has not been intialised.");
return;
}
else
{
logger.LogDebug("RTP Listener now listening on " + m_localEndPoint.Address + ":" + m_localEndPoint.Port + ".");
}
IPEndPoint remoteEndPoint = new IPEndPoint(IPAddress.Any, 0);
byte[] rcvdBytes = null;
m_startRTPReceiveTime = DateTime.MinValue;
m_lastRTPReceivedTime = DateTime.MinValue;
DateTime previousRTPReceiveTime = DateTime.MinValue;
uint previousTimestamp = 0;
UInt16 sequenceNumber = 0;
UInt16 previousSeqNum = 0;
uint senderSendSpacing = 0;
uint lastSenderSendSpacing = 0;
while (!StopListening)
{
rcvdBytes = null;
try
{
rcvdBytes = udpSvr.Receive(ref remoteEndPoint);
}
catch
{
//logger.LogWarning("Remote socket closed on receive. Last RTP received " + m_lastRTPReceivedTime.ToString("dd MMM yyyy HH:mm:ss") + ", last RTP successfull send " + m_lastRTPSentTime.ToString("dd MMM yyyy HH:mm:ss") + ".");
}
if (rcvdBytes != null && rcvdBytes.Length > 0)
{
// Check whether this is an RTCP report.
UInt16 firstWord = BitConverter.ToUInt16(rcvdBytes, 0);
if (BitConverter.IsLittleEndian)
{
firstWord = NetConvert.DoReverseEndian(firstWord);
}
ushort packetType = 0;
if (BitConverter.IsLittleEndian)
{
packetType = Convert.ToUInt16(firstWord & 0x00ff);
}
if (packetType == RTCPHeader.RTCP_PACKET_TYPE)
{
logger.LogDebug("RTP Listener received remote RTCP report from " + remoteEndPoint + ".");
try
{
RTCPPacket rtcpPacket = new RTCPPacket(rcvdBytes);
RTCPReportPacket rtcpReportPacket = new RTCPReportPacket(rtcpPacket.Reports);
if (RTCPReportReceived != null)
{
RTCPReportReceived(this, rtcpReportPacket);
}
}
catch (Exception rtcpExcp)
{
logger.LogError("Exception processing remote RTCP report. " + rtcpExcp.Message);
}
continue;
}
// Channel statistics.
DateTime rtpReceiveTime = DateTime.Now;
if (m_startRTPReceiveTime == DateTime.MinValue)
{
m_startRTPReceiveTime = rtpReceiveTime;
//m_sampleStartTime = rtpReceiveTime;
}
previousRTPReceiveTime = new DateTime(m_lastRTPReceivedTime.Ticks);
m_lastRTPReceivedTime = rtpReceiveTime;
m_packetsReceived++;
m_bytesReceived += rcvdBytes.Length;
previousSeqNum = sequenceNumber;
// This stops the thread running the ListenerTimeout method from deciding the strema has recieved no RTP and therefore should be shutdown.
m_lastPacketReceived.Set();
// Let whoever has subscribed that an RTP packet has been received.
if (DataReceived != null)
{
try
{
DataReceived(m_streamId, rcvdBytes, remoteEndPoint);
}
catch (Exception excp)
{
logger.LogError("Exception RTPSink DataReceived. " + excp.Message);
}
}
if (m_packetsReceived % 500 == 0)
{
logger.LogDebug("Total packets received from " + remoteEndPoint.ToString() + " " + m_packetsReceived + ", bytes " + NumberFormatter.ToSIByteFormat(m_bytesReceived, 2) + ".");
}
try
{
RTPPacket rtpPacket = new RTPPacket(rcvdBytes);
uint syncSource = rtpPacket.Header.SyncSource;
uint timestamp = rtpPacket.Header.Timestamp;
sequenceNumber = rtpPacket.Header.SequenceNumber;
//logger.LogDebug("seqno=" + rtpPacket.Header.SequenceNumber + ", timestamp=" + timestamp);
if (previousRTPReceiveTime != DateTime.MinValue)
{
//uint senderSendSpacing = rtpPacket.Header.Timestamp - previousTimestamp;
// Need to cope with cases where the timestamp has looped, if this timestamp is < last timesatmp and there is a large difference in them then it's because the timestamp counter has looped.
lastSenderSendSpacing = senderSendSpacing;
senderSendSpacing = (Math.Abs(timestamp - previousTimestamp) > (uint.MaxValue / 2)) ? timestamp + uint.MaxValue - previousTimestamp : timestamp - previousTimestamp;
if (previousTimestamp > timestamp)
{
logger.LogError("BUG: Listener previous timestamp (" + previousTimestamp + ") > timestamp (" + timestamp + "), last seq num=" + previousSeqNum + ", seqnum=" + sequenceNumber + ".");
// Cover for this bug until it's nailed down.
senderSendSpacing = lastSenderSendSpacing;
}
double senderSpacingMilliseconds = (double)senderSendSpacing / (double)TIMESTAMP_FACTOR;
double interarrivalReceiveTime = m_lastRTPReceivedTime.Subtract(previousRTPReceiveTime).TotalMilliseconds;
#region RTCP reporting.
if (m_rtcpSampler == null)
{
//resultslogger.LogInformation("First Packet: " + rtpPacket.Header.SequenceNumber + "," + m_arrivalTime.ToString("HH:mm:fff"));
m_rtcpSampler = new RTCPReportSampler(m_streamId, syncSource, remoteEndPoint, rtpPacket.Header.SequenceNumber, m_lastRTPReceivedTime, rcvdBytes.Length);
m_rtcpSampler.RTCPReportReady += new RTCPSampleReadyDelegate(m_rtcpSampler_RTCPReportReady);
m_rtcpSampler.StartSampling();
}
else
{
//m_receiverReports[syncSource].RecordRTPReceive(rtpPacket.Header.SequenceNumber, sendTime, rtpReceiveTime, rcvdBytes.Length);
// Transit time is calculated by knowing that the sender sent a packet at a certain time after the last send and the receiver received a pakcet a certain time after the last receive.
// The difference in these two times is the jitter present. The transit time can change with each transimission and as this methid relies on two sends two packet
// arrivals to calculate the transit time it's not going to be perfect (you'd need synchronised NTP clocks at each end to be able to be accurate).
// However if used tor an average calculation it should be pretty close.
//double transitTime = Math.Abs(interarrivalReceiveTime - senderSpacingMilliseconds);
uint jitter = (interarrivalReceiveTime - senderSpacingMilliseconds > 0) ? Convert.ToUInt32(interarrivalReceiveTime - senderSpacingMilliseconds) : 0;
if (jitter > 75)
{
logger.LogDebug("seqno=" + rtpPacket.Header.SequenceNumber + ", timestmap=" + timestamp + ", ts-prev=" + previousTimestamp + ", receive spacing=" + interarrivalReceiveTime + ", send spacing=" + senderSpacingMilliseconds + ", jitter=" + jitter);
}
else
{
//logger.LogDebug("seqno=" + rtpPacket.Header.SequenceNumber + ", receive spacing=" + interarrivalReceiveTime + ", timestamp=" + timestamp + ", transit time=" + transitTime);
}
m_rtcpSampler.RecordRTPReceive(m_lastRTPReceivedTime, rtpPacket.Header.SequenceNumber, rcvdBytes.Length, jitter);
}
#endregion
}
else
{
logger.LogDebug("RTPSink Listen SyncSource=" + rtpPacket.Header.SyncSource + ".");
}
previousTimestamp = timestamp;
}
catch (Exception excp)
{
logger.LogError("Received data was not a valid RTP packet. " + excp.Message);
}
#region Switching endpoint if required to cope with NAT.
// If a packet is recieved from an endpoint that wasn't expected treat the stream as being NATted and switch the endpoint to the socket on the NAT server.
try
{
if (m_streamEndPoint != null && m_streamEndPoint.Address != null && remoteEndPoint != null && remoteEndPoint.Address != null && (m_streamEndPoint.Address.ToString() != remoteEndPoint.Address.ToString() || m_streamEndPoint.Port != remoteEndPoint.Port))
{
logger.LogDebug("Expecting RTP on " + IPSocket.GetSocketString(m_streamEndPoint) + " but received on " + IPSocket.GetSocketString(remoteEndPoint) + ", now sending to " + IPSocket.GetSocketString(remoteEndPoint) + ".");
m_streamEndPoint = remoteEndPoint;
if (RemoteEndPointChanged != null)
{
try
{
RemoteEndPointChanged(m_streamId, remoteEndPoint);
}
catch (Exception changeExcp)
{
logger.LogError("Exception RTPListener Changing Remote EndPoint. " + changeExcp.Message);
}
}
}
}
catch (Exception setSendExcp)
{
logger.LogError("Exception RTPListener setting SendTo Socket. " + setSendExcp.Message);
}
#endregion
}
else if (!StopListening) // Empty packet was received possibly indicating connection closure so check for timeout.
{
double noRTPRcvdDuration = (m_lastRTPReceivedTime != DateTime.MinValue) ? DateTime.Now.Subtract(m_lastRTPReceivedTime).TotalSeconds : 0;
double noRTPSentDuration = (m_lastRTPSentTime != DateTime.MinValue) ? DateTime.Now.Subtract(m_lastRTPSentTime).TotalSeconds : 0;
//logger.LogWarning("Remote socket closed on receive on " + m_localEndPoint.Address.ToString() + ":" + + m_localEndPoint.Port + ", reinitialising. No rtp for " + noRTPRcvdDuration + "s. last rtp " + m_lastRTPReceivedTime.ToString("dd MMM yyyy HH:mm:ss") + ".");
// If this check is not done then the stream will never time out if it doesn't receive the first packet.
if (m_lastRTPReceivedTime == DateTime.MinValue)
{
m_lastRTPReceivedTime = DateTime.Now;
}
remoteEndPoint = new IPEndPoint(IPAddress.Any, 0);
if ((noRTPRcvdDuration > NO_RTP_TIMEOUT || noRTPSentDuration > NO_RTP_TIMEOUT) && StopIfNoData)
{
logger.LogWarning("Disconnecting RTP listener on " + m_localEndPoint.ToString() + " due to not being able to send or receive any RTP for " + NO_RTP_TIMEOUT + "s.");
Shutdown();
}
}
}
}
catch (Exception excp)
{
logger.LogError("Exception Listen RTPSink: " + excp.Message);
}
finally
{
#region Shut down socket.
Shutdown();
if (ListenerClosed != null)
{
try
{
ListenerClosed(m_streamId, m_callDescriptorId);
}
catch (Exception excp)
{
logger.LogError("Exception RTPSink ListenerClosed. " + excp.Message);
}
}
#endregion
}
}
public void HandleRequests()
{
var endPoint = new IPEndPoint(IPAddress.Any, networkPort);
while (true)
{
var requestBytes = udpServer.Receive(ref endPoint);
var request = Encoding.UTF8.GetString(requestBytes);
var response = "ERROR";
//process the request
//if login request, check username and password
if (Regex.Match(request, @"^LOGIN,[A-Za-z]+,[A-Za-z0-9]+$").Success)
{
string[] requestArray = request.Split(',');
using (var context = new NetworkedCheckersContainer())
{
var query = from user in context.Users select user;
foreach (var user in query)
{
if (requestArray[1].Equals(user.UserName) && requestArray[2].Equals(user.Password) && user.LoginStatus == false)
{
user.LoginStatus = true;
//create string of online users
string allUser = "";
foreach (var userObj in query)
{
if (userObj.LoginStatus == true)
{
allUser += userObj.UserName;
allUser += ":";
}
}
allUser = allUser.Remove(allUser.Length - 1);
BroadcastMessages("USERS," + allUser);
response = "OKAY";
break;
}
}
context.SaveChanges();
}
}
//if logoff request
else if (Regex.Match(request, @"^LOGOUT,[A-Za-z]+$").Success)
{
string[] requestArray = request.Split(',');
using (var context = new NetworkedCheckersContainer())
{
var query = from user in context.Users select user;
foreach (var user in query)
{
//change the login status of the designated user to false
if (user.UserName == requestArray[1] && user.LoginStatus == true)
{
user.LoginStatus = false;
break;
}
}
context.SaveChanges();
//create string of online users
string allUser = "";
foreach (var user in query)
{
if (user.LoginStatus == true)
{
allUser += user.UserName;
allUser += ":";
}
}
if (allUser != "")
{
allUser = allUser.Remove(allUser.Length - 1);
}
BroadcastMessages("USERS," + allUser);
response = "OKAY";
}
}
else
{
switch (gamestate)
{
case GameState.WAIT_FOR_GAME_START:
if (Regex.Match(request, @"^PLAY,[A-Za-z]+,[A-Za-z]+$").Success)
{
string[] requestArray = request.Split(',');
p1Name = requestArray[1];
p2Name = requestArray[2];
if (p1Name != p2Name)
{
//set move count to 0
gameMoveCount = 0;
//set board to initial position
board.resetBoard();
gamestate = GameState.Player1_MOVING;
BroadcastMessages("GAMESTATE," + board.GetPieces());
BroadcastMessages("GAMESTART," + p1Name + "," + p2Name);
BroadcastMessages("STATUS," + p1Name + ",MOVING");
BroadcastMessages("STATUS," + p2Name + ",WAITING");
response = "OKAY";
}
}
break;
case GameState.Player1_MOVING:
if (Regex.Match(request, @"^TRY,[A-Za-z]+,[1-8][1-8],[1-8][1-8]$").Success)
{
string[] requestArray = request.Split(',');
//check whether this is the player's turn to move
if (requestArray[1].Equals(p1Name))
{
//check whether the move is valid
if (board.IsValidMovePlayer1(requestArray[2] + "," + requestArray[3]))
{
//move the piece
board.Move(requestArray[2], requestArray[3], Piece.PLAYER1);
gameMoveCount++;
BroadcastMessages("GAMESTATE," + board.GetPieces());
BroadcastMessages("STATUS," + p2Name + ",MOVING");
BroadcastMessages("STATUS," + p1Name + ",WAITING");
response = "DONE";
//check whether the player win after the move
if (board.isP1Win())
{
gamestate = GameState.GAME_OVER;
Record("Game Over. Player 1 Wins");
BroadcastMessages("STATUS," + p1Name + ",WON");
BroadcastMessages("STATUS," + p2Name + ",LOST");
using (var context = new NetworkedCheckersContainer())
{
//identify the winning user from database
var p1User = from user in context.Users where user.UserName.Equals(p1Name) select user;
//add new highscore to Highscores table
var highscore = new Highscore()
{
DateTime = DateTime.Now.ToString(),
MoveCount = (Int16)gameMoveCount,
User = p1User.First()
};
context.Highscores.Add(highscore);
context.SaveChanges();
}
showLeaderBoard();
}
else
{
gamestate = GameState.Player2_MOVING;
}
}
}
}
break;
case GameState.Player2_MOVING:
if (Regex.Match(request, @"^TRY,[A-Za-z]+,[1-8][1-8],[1-8][1-8]$").Success)
{
//check whether this is the player's turn to move
string[] requestArray = request.Split(',');
if (requestArray[1].Equals(p2Name))
{
//check whether the move is valid
if (board.IsValidMovePlayer2(requestArray[2] + "," + requestArray[3]))
{
//move the piece
board.Move(requestArray[2], requestArray[3], Piece.PLAYER2);
gameMoveCount++;
BroadcastMessages("GAMESTATE," + board.GetPieces());
BroadcastMessages("STATUS," + p1Name + ",MOVING");
BroadcastMessages("STATUS," + p2Name + ",WAITING");
response = "DONE";
//check whether the player win after the move
if (board.isP2Win())
{
gamestate = GameState.GAME_OVER;
Record("Game Over. Player 2 Wins");
BroadcastMessages("STATUS," + p2Name + ",WON");
BroadcastMessages("STATUS," + p1Name + ",LOST");
//record the win into the database
using (var context = new NetworkedCheckersContainer())
{
//identify the winning user from database
var p2User = from user in context.Users where user.UserName.Equals(p2Name) select user;
//add new highscore to Highscores table
var highscore = new Highscore()
{
DateTime = DateTime.Now.ToString(),
MoveCount = (Int16)gameMoveCount,
User = p2User.First()
};
context.Highscores.Add(highscore);
context.SaveChanges();
}
showLeaderBoard();
}
else
{
gamestate = GameState.Player1_MOVING;
}
}
}
}
break;
case GameState.GAME_OVER:
if (Regex.Match(request, @"^PLAY,[A-Za-z]+,[A-Za-z]+$").Success)
{
gamestate = GameState.WAIT_FOR_GAME_START;
goto case GameState.WAIT_FOR_GAME_START;
}
break;
}
}
//send response
var responseBytes = Encoding.UTF8.GetBytes(response);
udpServer.Send(responseBytes, responseBytes.Length, endPoint);
Record("Request: " + request);
Record("Response: " + response);
Record("New Game State: " + gamestate.ToString());
Record("Current Game State: " + gamestate.ToString());
}
}
private static void runServer(string name, int port)
{
try
{
IPEndPoint addr = new IPEndPoint(IPAddress.Any, DEFAULT_PORT_REQUEST);
client = new UdpClient();
client.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
client.ExclusiveAddressUse = false;
client.Client.Bind(addr);
Log.debug("LAN Discovery: Starting to listen");
running = true;
while (running)
{
IPEndPoint other = null;
byte[] bytes = client.Receive(ref other);
if (bytes.Length < MAGIC.Length + 1)
{
continue;
}
Log.debug("LAN Discovery: Received a request from " + other);
bool okay = true;
for (int i = 0; i < MAGIC.Length; ++i)
{
if (bytes[i] != MAGIC[i])
{
okay = false;
break;
}
}
if (!okay)
{
Log.debug("LAN Discovery: Bad magic");
continue;
}
if (bytes[MAGIC.Length] != Multiplayer.PROTOCOL_VERSION)
{
Log.debug("LAN Discovery: Bad protocol version (" + (int)bytes[MAGIC.Length] + " vs " + (int)Multiplayer.PROTOCOL_VERSION + ")");
continue;
}
Log.debug("LAN Discovery: Preparing and sending response");
byte[] portBytes = BitConverter.GetBytes(port);
byte[] nameBytes = Encoding.ASCII.GetBytes(name);
byte[] sendBack = new byte[MAGIC.Length + portBytes.Length + nameBytes.Length];
Array.Copy(MAGIC, 0, sendBack, 0, MAGIC.Length);
Array.Copy(portBytes, 0, sendBack, MAGIC.Length, portBytes.Length);
Array.Copy(nameBytes, 0, sendBack, MAGIC.Length + portBytes.Length, nameBytes.Length);
other.Port = DEFAULT_PORT_RESPONSE;
UdpClient sendFrom = new UdpClient();
sendFrom.Send(sendBack, sendBack.Length, new IPEndPoint(IPAddress.Parse("10.0.2.15"), DEFAULT_PORT_RESPONSE));
sendFrom.Close();
}
}
catch (Exception e)
{
if (e is SocketException && (((SocketException)e).Message.IndexOf("A blocking operation was interrupted") != -1 ||
((SocketException)e).Message.IndexOf("WSACancelBlockingCall") != -1))
{
return;
}
Log.error("Exception during LAN discovery: " + e);
}
finally
{
if (client != null)
{
client.Close();
client = null;
}
}
}
/// <summary>
/// Background thread handling all incoming traffic
/// </summary>
private void ReceivePackets()
{
while (true)
{
try
{
// Get a datagram
receiveFrom = new IPEndPoint(IPAddress.Any, localPort);
// Stopwatch sw = new Stopwatch();
// sw.Start();
byte[] data = udpClientReceive.Receive(ref receiveFrom);
//if (sw.ElapsedMilliseconds > 10) { Console.WriteLine(sw.ElapsedMilliseconds); }
//sw.Stop();
// Decode the message
Stream stream = new MemoryStream(data);
IBencodingType receivedMsg = BencodingUtils.Decode(stream);
string decoded = BencodingUtils.ExtendedASCIIEncoding.GetString(data.ToArray());
//Log("Received message!");
// t is transaction id
// y is e for error, r for reply, q for query
if (receivedMsg is BDict) // throws error.. todo: fix
{
BDict dictMsg = (BDict)receivedMsg;
if (dictMsg.ContainsKey("y"))
{
if (dictMsg["y"].Equals(new BString("e")))
{
//Log("Received error! (ignored)");
}
else if (dictMsg["y"].Equals(new BString("r")))
{
// received reply
if (dictMsg.ContainsKey("r"))
{
if (dictMsg["r"] is BDict)
{
BDict dictMsg2 = (BDict)dictMsg["r"];
if (dictMsg2.ContainsKey("values"))
{
//Log("Received list of peers for torrent!");
countRecvPeerPackets++;
}
else if (dictMsg2.ContainsKey("nodes"))
{
// could be an answer to find node or get peers
//Log("Received list of nodeID & IP & port!");
countRecvNodePackets++;
BString nodeIDString = (BString)dictMsg2["nodes"];
UpdateContactList(nodeIDString);
}
else
{
// no values and no nodes, assuming its a ping,
// at least some form of response
}
}
else
{
}
}
}
else if (dictMsg["y"].Equals(new BString("q")))
{
// received query
countRecvQuery++;
//Log("Received query! (ignored)");
}
}
}
}
catch (Exception ex)
{
//Log("Error receiving data: " + ex.ToString());
}
}
}
static void Main(string[] args)
{
bool exit = false;
while (!exit)
{
string myFileName = String.Format("{0}__{1}", DateTime.Now.ToString("yyyyMMddhhmmss"), "data" + ".txt");
// string myFullPath = System.IO.Path.Combine("C:\\Users\\Tom.Maclean\\source\\repos\\XPlaneReader\\XPlaneReader", myFileName);
string myFullPath = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, myFileName);
byte[] data = new byte[1024];
string headings = "Time | N/A | N/A | N/A | N/A | N/A | N/A | _Vind,_kias | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | elev,stick | ailrn,stick | ruddr,stick | N/A | N/A | N/A | N/A | N/A | N/A | ___Q,rad/s | ___P,rad/s | ___R,rad/s | N/A | N/A | N/A | N/A | N/A | N/A | pitch,__deg | _roll,__deg | N/A | hding,__mag | N/A | N/A | N/A | N/A | N/A | N/A | _beta,__deg | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | __alt,ftmsl | N/A | N/A | N/A | N/A | N/A | N/A | thro1,_part | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | trq_1,ftlb | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | rpm_1,_prop | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | ptch1,__deg | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N1__1,_pcnt | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N2__1,_pcnt | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | FF_1,__galh | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | ITT_1,__deg | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | v-spd,__fpm | N/A | N/A | N/A | N/A | N/A | N/A |";
System.IO.File.WriteAllText(myFullPath, headings);
Console.WriteLine("X-Plane Data Read: \n");
Console.WriteLine("Press any key to start recording \n\n");
Console.ReadKey(true);
// int i = 0
// while (i < 10)
while (Console.KeyAvailable == false)
{
IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 49005);
UdpClient newsock = new UdpClient(ipep);
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 49005);
data = newsock.Receive(ref sender);
for (int index = 5; index < data.Length; index++) // Skip first five characters "DATA*"
{
// Console.Write("{0},", data[index]);
}
string DecimalToHex = BitConverter.ToString(data).Replace("-", ""); // Convert to hex output
using (System.IO.StreamWriter file = new System.IO.StreamWriter(myFullPath, true))
{
file.WriteLine("");
}
for (int index = 34; index < DecimalToHex.Length; index = index + 8) // Skip first five characters "DATA*" (10) and first two useless times (3*8)
{
string HexRep = DecimalToHex.Substring(index, 8); //Convert to hex but now need to change from DCBA to ABCD
char[] phraseAsChars = HexRep.ToCharArray();
char[] endianChar = new char[8];
endianChar[0] = phraseAsChars[6];
endianChar[1] = phraseAsChars[7];
endianChar[2] = phraseAsChars[4];
endianChar[3] = phraseAsChars[5];
endianChar[4] = phraseAsChars[2];
endianChar[5] = phraseAsChars[3];
endianChar[6] = phraseAsChars[0];
endianChar[7] = phraseAsChars[1];
string HexActual = new string(endianChar);
Int32 IntRep = Int32.Parse(HexActual, NumberStyles.AllowHexSpecifier);
// Integer to Byte[] and presenting it for float conversion
float f = BitConverter.ToSingle(BitConverter.GetBytes(IntRep), 0);
// There you go
using (System.IO.StreamWriter file = new System.IO.StreamWriter(myFullPath, true))
{
file.Write(f.ToString("N3"));
file.Write(" | ");
}
Console.Write("{0}", f);
Console.Write(" | ");
}
Console.Write("\n");
// i++;
newsock.Close();
Thread.Sleep(100); // Wait 100ms (10 outputs per second)
}
Console.WriteLine("\n The file has been saved as:");
Console.WriteLine(myFileName);
Console.WriteLine("Press the spacebar to record again, or any other key to quit \n\n\n\n");
Console.ReadKey(true);
ConsoleKeyInfo checkQuit;
checkQuit = Console.ReadKey(true);
if (checkQuit.Key == ConsoleKey.Spacebar)
{
exit = false;
}
else
{
exit = true;
}
}
}
public static byte[] ReceiveRaw()
{
IPEndPoint Sender = new IPEndPoint(IPAddress.Any, Port);
return(UDP.Receive(ref Sender));
}
private static void runClient()
{
try
{
IPEndPoint addr = new IPEndPoint(IPAddress.Any, DEFAULT_PORT_RESPONSE);
client = new UdpClient();
client.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
client.Client.ExclusiveAddressUse = false;
client.Client.Bind(addr);
running = true;
while (running)
{
IPEndPoint other = null;
byte[] bytes = client.Receive(ref other);
if (bytes.Length < MAGIC.Length + 5)
{
continue;
}
Log.debug("LAN Discovery: Received a response from " + other);
bool okay = true;
for (int i = 0; i < MAGIC.Length; ++i)
{
if (bytes[i] != MAGIC[i])
{
okay = false;
break;
}
}
if (!okay)
{
Log.debug("LAN Discovery: Bad magic");
continue;
}
Log.debug("LAN Discovery: Valid LAN discovery found.");
byte[] nameBytes = new byte[bytes.Length - MAGIC.Length - 4];
Array.Copy(bytes, MAGIC.Length + 4, nameBytes, 0, nameBytes.Length);
int port = BitConverter.ToInt16(bytes, MAGIC.Length);
string name = Encoding.ASCII.GetString(nameBytes);
if (onDiscovery != null)
{
onDiscovery.Invoke(name, other, port);
}
}
}
catch (Exception e)
{
if (e is SocketException && (((SocketException)e).Message.IndexOf("A blocking operation was interrupted") != -1 ||
((SocketException)e).Message.IndexOf("WSACancelBlockingCall") != -1))
{
return;
}
Log.error("Exception during LAN discovery: " + e);
}
finally
{
if (client != null)
{
client.Close();
client = null;
}
}
}
public static void LRMStart(List <String[]> switchTables)
{
string received_data;
byte[] receive_byte_array;
string[] returnvalues = null;
string label1 = null;
string label2 = null;
string port1 = null;
string port2 = null;
string connectionid = null;
string SNPPs = null;
try
{
while (true)
{
receive_byte_array = listener.Receive(ref groupEP);
received_data = Encoding.ASCII.GetString(receive_byte_array, 0, receive_byte_array.Length);
Router.RouterMain.WriteLine("LRM: Otrzymano:\t" + received_data);
string[] splitArray = received_data.Split('_');
//wiadomość od CC
if (splitArray[0].Equals("LinkConnectionRequest"))
{
connectionid = received_data.Split('*')[1];
SNPPs = splitArray[1].Split('*')[0];
Thread lcr = new Thread(() =>
{
returnvalues = LinkConnectionRequest(splitArray[1].Split('*')[0], switchTables, labelpool, nextlrms);
label2 = returnvalues[0];
port1 = returnvalues[1];
port2 = returnvalues[2];
if (returnvalues.Length == 4)
{
label1 = returnvalues[3];
}
if (label1 != null && label2 != null)
{
LinkConnection(port1, label1, port2, label2, switchTables, connectionid);
label1 = null;
label2 = null;
port1 = null;
port2 = null;
Send("LinkConnectionRequestConfirm_" + routernumber + "*" + connectionid, ccport);
Router.RouterMain.WriteLine("LRM: Zestawiono połączenie nr " + connectionid);
}
});
lcr.Start();
}
//wiadomośc od CC (jeszcze nie gotowe)
else if (splitArray[0].Equals("LinkConnectionDeallocation"))
{
LinkConnectionDeallocation(switchTables, splitArray[1]);
}
//wiadomośc od wcześniejszego LRMa
else if (splitArray[0].Equals("LinkConnection"))
{
Send("LinkConnectionConfirmation", splitArray[2]);
Router.RouterMain.WriteLine("LRM: Wysłano potwierdzenie otrzymania wiadomości z etykietą " + splitArray[1] + " na port zwrotny " + splitArray[2]);
label1 = splitArray[1];
}
else if (splitArray[0].Equals("BreakConnection"))
{
Router.RouterMain.WriteLine("LRM: Zerwano połączenie pomiędzy interfejsem " + splitArray[1].Split('/')[1] + " routera " + splitArray[1].Split('.')[0] + " i interfejsem " + splitArray[2].Split('/')[1] + " routera " + splitArray[2].Split('.')[0] + ".");
Send(received_data, rcport);
Router.RouterMain.WriteLine("LRM: Wysłano informację o zerwanym łączu do RC na port " + rcport);
Send("BreakConnection_" + " " + "*" + connectionid, ccport);
Router.RouterMain.WriteLine("LRM: Wysłano informację o zerwanym łączu do CC na port " + ccport);
Send(received_data, "14099");
}
else if (splitArray[0].Equals("RestoreConnection"))
{
Router.RouterMain.WriteLine("LRM: Naprawiono połączenie pomiędzy interfejsem " + splitArray[1].Split('/')[1] + " routera " + splitArray[1].Split('.')[0] + " i interfejsem " + splitArray[2].Split('/')[1] + " routera " + splitArray[2].Split('.')[0] + ".");
Send(received_data, rcport);
Router.RouterMain.WriteLine("LRM: Wysłano informację o naprawionym łączu do RC na port " + rcport);
Send("RestoreConnection_" + " " + "*" + connectionid, ccport);
Router.RouterMain.WriteLine("LRM: Wysłano informację o naprawionym łączu do CC na port " + ccport);
Send(received_data, "14099");
}
//warunek pozwalający zestawić połączenie czyli dodać linijkę do tablicy komutacji
if (label1 != null && label2 != null)
{
LinkConnection(port1, label1, port2, label2, switchTables, connectionid);
label1 = null;
label2 = null;
port1 = null;
port2 = null;
Send("LinkConnectionRequestConfirm_" + routernumber + "*" + connectionid, ccport);
Router.RouterMain.WriteLine("LRM: Zestawiono połączenie nr " + connectionid);
}
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
private void ListenForPackets()
{
while (true)
{
IPEndPoint RemoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
Byte[] bytes = null;
try
{
bytes = _udpClient.Receive(ref RemoteIpEndPoint);
BasicTunnelPacket packet = StandardUdpPacketFactory.instance.getPacket(bytes, RemoteIpEndPoint);
if (packet.type == BasicTunnelPacket.PKT_TYPE_WAVE_RS)
{
#if (DEBUG)
Logger.Debug("Got a wave response from " + packet.ip + ", my address is " +
((StandardWaveTunnelRsPacket)packet).externalEndPoint + "/" +
((StandardWaveTunnelRsPacket)packet).internalEndPoint);
#endif
ProcessWaveRs((StandardWaveTunnelRsPacket)packet);
Logger.Debug("Shutting down wave listener");
break;
}
else
{
Logger.Error("Waiting for a wave response, but got unknown packet");
break;
}
}
catch (SocketException e)
{
#if (DEBUG)
Logger.Debug("Caught a socket exception [" + e.ErrorCode + "] : " + e.Message);
#endif
if (e.ErrorCode == 10004) // Interrupted
{
#if (DEBUG)
Logger.Debug("Socket has been interrupted, shutting down");
#endif
_udpClient.Close();
break;
}
else if (e.ErrorCode == 10054)
// Got ICMP connection closed ( we need to ignore this, hole punching causes these during init )
{
#if (DEBUG)
Logger.Debug("Remote host stated ICMP port closed, ignoring");
#endif
}
else
{
Logger.Warn("Caught a socket exception [" + e.ErrorCode +
"], this looks spurious, ignoring : " + e.Message);
Logger.Error("Caught a socket exception [" + e.ErrorCode + "], shutting down read thread : " +
e.Message);
_udpClient.Close();
break;
}
}
catch (ThreadAbortException e)
{
#if DEBUG
Logger.Debug("Thread is aborting, closing : " + e.Message);
#endif
_udpClient.Close();
break;
}
catch (Exception e)
{
Logger.Error("Exception while reading from UDP socket, shutting down read thread : " + e.Message, e);
// Most likely the link has failed (this side) or the app is closing
// either way, close the thread for the moment
_udpClient.Close();
break;
}
}
}
private void StartSearching(object sender, RoutedEventArgs e)
{
if (searching != null && searching.IsAlive)
{
searching.Interrupt();
udpSearching.Close();
SearchBtn.Content = "Поиск...";
}
else
{
Devices.Items.Clear();
searching = new Thread(() =>
{
try
{
Dictionary <Tuple <int, String>, ServerInfo> ServerSet = new Dictionary <Tuple <int, String>, ServerInfo>();
udpSearching = new UdpClient(Session.BroadcastingPort);
IPEndPoint ip = null;
while (true)
{
byte[] data = udpSearching.Receive(ref ip);
string message = Encoding.UTF8.GetString(data);
Server server = JsonConvert.DeserializeObject <Server>(message);
Tuple <int, String> serverTuple = new Tuple <int, string>(server.type, server.name);
if (!ServerSet.ContainsKey(serverTuple))
{
Thread searching2 = new Thread(() =>
{
try
{
while (true)
{
foreach (Tuple <int, string> p in ServerSet.Keys.ToList())
{
if (ServerSet[p].value > 0)
{
ServerSet[p].value--;
}
Application.Current.Dispatcher.Invoke(new Action(() =>
{
if (ServerSet[p].value <= 0)
{
ServerSet[p].lvi.Visibility = Visibility.Collapsed;
}
else if (ServerSet[p].lvi != null)
{
ServerSet[p].lvi.Visibility = Visibility.Visible;
}
}));
}
Thread.Sleep(2000);
}
}catch (ThreadInterruptedException _) { }
});
searching2.Start();
ServerInfo si = new ServerInfo();
Application.Current.Dispatcher.Invoke(new Action(() =>
{
StackPanel sp = new StackPanel();
sp.Margin = new Thickness(10);
sp.Orientation = Orientation.Horizontal;
PackIcon pi = new PackIcon();
pi.Foreground = new SolidColorBrush(Colors.White);
pi.Kind = server.kind == 0 ? PackIconKind.Smartphone : PackIconKind.Computer;
pi.Height = pi.Width = 40;
TextBlock tb = new TextBlock();
tb.Text = server.name + '\n' + Session.decodeType(server.type);
tb.Foreground = new SolidColorBrush(Colors.White);
tb.FontSize = 15;
tb.Padding = new Thickness(10, 0, 0, 0);
sp.Children.Add(pi);
sp.Children.Add(tb);
ListViewItem lvi = new ListViewItem();
lvi.Content = sp;
Devices.Items.Add(lvi);
si.lvi = lvi;
lvi.Selected += delegate
{
searching.Interrupt();
searching2.Interrupt();
udpSearching.Close();
SearchBtn.Content = "Поиск...";
lvi.Visibility = Visibility.Collapsed;
SessionClient sessionClient = new SessionClient(ip.Address, server.port, server.type, server.mode);
};
}));
ServerSet.Add(serverTuple, si);
}
else
{
ServerSet[serverTuple].value = 5;
}
}
}
catch (System.Net.Sockets.SocketException) { }
});
searching.Start();
SearchBtn.Content = "Остановить поиск";
}
}
private void ProcessDatagrams(object state)
{
UdpClient listener = (UdpClient)state;
while (true)
{
// Check if we already closed the server
if (listener.Client == null)
{
return;
}
// WSAECONNRESET:
// The virtual circuit was reset by the remote side executing a hard or abortive close.
// The application should close the socket; it is no longer usable. On a UDP-datagram socket
// this error indicates a previous send operation resulted in an ICMP Port Unreachable message.
// Note the spocket settings on creation of the server. It makes us ignore these resets.
IPEndPoint senderEndpoint = null;
try
{
//var result = listener.ReceiveAsync().Result;
//senderEndpoint = result.RemoteEndPoint;
//receiveBytes = result.Buffer;
Byte[] receiveBytes = listener.Receive(ref senderEndpoint);
Interlocked.Exchange(ref ServerInfo.AvailableBytes, listener.Available);
Interlocked.Increment(ref ServerInfo.NumberOfPacketsInPerSecond);
Interlocked.Add(ref ServerInfo.TotalPacketSizeIn, receiveBytes.Length);
if (receiveBytes.Length != 0)
{
_receiveThreadPool.QueueUserWorkItem(() =>
{
try
{
if (!GreylistManager.IsWhitelisted(senderEndpoint.Address) && GreylistManager.IsBlacklisted(senderEndpoint.Address))
{
return;
}
if (GreylistManager.IsGreylisted(senderEndpoint.Address))
{
return;
}
ProcessMessage(receiveBytes, senderEndpoint);
}
catch (Exception e)
{
Log.Warn($"Process message error from: {senderEndpoint.Address}", e);
}
});
}
else
{
Log.Warn("Unexpected end of transmission?");
continue;
}
}
catch (Exception e)
{
Log.Error("Unexpected end of transmission?", e);
if (listener.Client != null)
{
continue;
}
return;
}
}
}
private void FuncRcvData()
{
client = new UdpClient (port);
client.Client.ReceiveTimeout = 300; // msec
client.Client.Blocking = false;
while (stopThr == false) {
try {
IPEndPoint anyIP = new IPEndPoint(IPAddress.Any, 0);
byte[] data = client.Receive(ref anyIP);
string text = Encoding.ASCII.GetString(data);
lastRcvd = text;
if (lastRcvd.Length > 0) {
Thread.Sleep(delay_msec);
client.Send(data, data.Length, anyIP); // echo
}
}
catch (Exception err)
{
// print(err.ToString());
}
// without this sleep, on adnroid, the app will not start (freeze at Unity splash)
Thread.Sleep(20); // 200
}
client.Close ();
}
