private void Listener(IPAddress localaddr, int port)
{
TcpListener listener = null;
try
{
listener = new TcpListener(localaddr, port);
listener.Start();
Active(true);
while (active)
{
if (listener.Pending())
{
try
{
MyClient obj = new MyClient();
obj.id = id;
obj.client = listener.AcceptTcpClient();
obj.stream = obj.client.GetStream();
obj.buffer = new byte[obj.client.ReceiveBufferSize];
obj.data = new StringBuilder();
obj.handle = new EventWaitHandle(false, EventResetMode.AutoReset);
Thread th = new Thread(() => Connection(obj))
{
IsBackground = true
};
th.Start();
id++;
}
catch (Exception ex)
{
LogWrite(string.Format("[/ {0} /]", ex.Message));
}
}
else
{
Thread.Sleep(500);
}
}
Active(false);
}
catch (Exception ex)
{
LogWrite(string.Format("[/ {0} /]", ex.Message));
}
finally
{
if (listener != null)
{
listener.Server.Close();
}
}
}
private void Listener(IPAddress ip, int port)
{
TcpListener listener = null;
try
{
listener = new TcpListener(ip, port);
listener.Start();
Active(true);
while (_active)
{
if (listener.Pending())
{
try
{
MyClient obj = new MyClient
{
Id = _id, Username = new StringBuilder(), Client = listener.AcceptTcpClient()
};
obj.Stream = obj.Client.GetStream();
obj.Buffer = new byte[obj.Client.ReceiveBufferSize];
obj.Data = new StringBuilder();
obj.Handle = new EventWaitHandle(false, EventResetMode.AutoReset);
Thread th = new Thread(() => Connection(obj))
{
IsBackground = true
};
th.Start();
_id++;
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
else
{
Thread.Sleep(500);
}
}
Active(false);
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
finally
{
listener?.Server.Close();
}
}
private void Write(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
if (obj.client.Connected)
{
try
{
obj.stream.EndWrite(result);
}
catch (IOException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
catch (ObjectDisposedException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
}
}
private void BeginWrite(string msg, MyClient obj) // send the message to a specific client
{
byte[] buffer = Encoding.UTF8.GetBytes(msg);
if (obj.Client.Connected)
{
try
{
obj.Stream.BeginWrite(buffer, 0, buffer.Length, Write, obj);
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
}
private void Write(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
if (obj.client.Connected)
{
try
{
obj.stream.EndWrite(result);
}
catch (Exception ex)
{
Log(string.Format("ERROR: {0}", ex.Message));
}
}
}
private void Write(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
if (obj.Client.Connected)
{
try
{
obj.Stream.EndWrite(result);
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
}
private void Read(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
int bytes = 0;
if (obj.client.Connected)
{
try
{
bytes = obj.stream.EndRead(result);
}
catch (Exception ex)
{
Log(string.Format("ERROR: {0}", ex.Message));
}
}
if (bytes > 0)
{
obj.data.AppendFormat("{0}", Encoding.UTF8.GetString(obj.buffer, 0, bytes));
try
{
if (obj.stream.DataAvailable)
{
obj.stream.BeginRead(obj.buffer, 0, obj.buffer.Length, new AsyncCallback(Read), obj);
}
else
{
string msg = string.Format("{0}: {1}", obj.name, obj.data);
Log(msg);
Send(msg, obj.id);
obj.data.Clear();
obj.handle.Set();
}
}
catch (Exception ex)
{
obj.data.Clear();
Log(string.Format("ERROR: {0}", ex.Message));
obj.handle.Set();
}
}
else
{
obj.client.Close();
obj.handle.Set();
}
}
private void Read(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
int bytes = 0;
if (obj.Client.Connected)
{
try
{
bytes = obj.Stream.EndRead(result);
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
if (bytes > 0)
{
obj.Data.AppendFormat("{0}", Encoding.UTF8.GetString(obj.Buffer, 0, bytes));
try
{
if (obj.Stream.DataAvailable)
{
obj.Stream.BeginRead(obj.Buffer, 0, obj.Buffer.Length, Read, obj);
}
else
{
string msg = $"{obj.Username}: {obj.Data}";
Log(msg);
Send(msg, obj.Id);
obj.Data.Clear();
obj.Handle.Set();
}
}
catch (Exception ex)
{
obj.Data.Clear();
Log(ErrorMsg(ex.Message));
obj.Handle.Set();
}
}
else
{
obj.Client.Close();
obj.Handle.Set();
}
}
private bool Authorize(MyClient obj)
{
bool success = false;
while (obj.Client.Connected)
{
try
{
obj.Stream.BeginRead(obj.Buffer, 0, obj.Buffer.Length, ReadAuth, obj);
obj.Handle.WaitOne();
if (obj.Username.Length > 0)
{
success = true;
break;
}
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
return(success);
}
private bool Authorize(MyClient obj)
{
bool success = false;
while (obj.client.Connected)
{
try
{
obj.stream.BeginRead(obj.buffer, 0, obj.buffer.Length, new AsyncCallback(ReadAuth), obj);
obj.handle.WaitOne();
if (obj.username.Length > 0)
{
success = true;
break;
}
}
catch (Exception ex)
{
Log(ErrorMsg(ex.Message));
}
}
return(success);
}
private void Connection(MyClient obj)
{
list.TryAdd(obj.id, obj);
OnConnected(obj);
if (obj.stream.CanRead && obj.stream.CanWrite)
{
while (obj.client.Connected)
{
try
{
obj.stream.BeginRead(obj.buffer, 0, obj.buffer.Length, new AsyncCallback(Read), obj);
obj.handle.WaitOne();
}
catch (IOException e)
{
//LogWrite(string.Format("[/ {0} /]", e.Message));
ErrorEvent(obj, e.Message);
}
catch (ObjectDisposedException e)
{
//LogWrite(string.Format("[/ {0} /]", e.Message));
ErrorEvent(obj, e.Message);
}
}
}
else
{
//LogWrite(string.Format("[/ Client {0} stream cannot read/write /]", obj.id));
ErrorEvent(obj, "Client {0} stream cannot read/write");
}
obj.client.Close();
list.TryRemove(obj.id, out MyClient tmp);
OnDisconnected(obj);
//LogWrite(string.Format("[/ Client {0} connection closed /]", obj.id));
}
private void Receive()
{
int threadIdx = connecCount;
try
{
string strMsg;
TcpClient client = sockServer.AcceptTcpClient();//Accept
NetworkStream ns = client.GetStream();
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
receiveThreadList.Add(new Thread(Receive));
receiveThreadList[++connecCount].Start();
while (true)
{
try
{
strMsg = sr.ReadLine();
if (strMsg == null)
{
continue;
}
if (strMsg.Split(':')[0] == ((int)ProtocolNames.SetClient).ToString())
{
sw.WriteLine(((int)ProtocolNames.Connect).ToString() + ':' + (connecCount - 1));
sw.Flush();
Console.WriteLine("UserId : " + strMsg.Split(':')[1] + " Idx : " + (connecCount - 1) + " PC Connect");
MyClient currentClient = new MyClient();;
currentClient.Init(client, ns, sr, sw, strMsg.Split(':')[1], connecCount - 1);
clientList.Add(currentClient);
}
else if (strMsg.Split(':')[0] == ((int)ProtocolNames.ConnectUnityServer).ToString())
{
unityServer = new MyClient();;
unityServer.Init(client, ns, sr, sw);
Console.WriteLine("Unity Server Connect");
}
else if (strMsg.Split(':')[0] == ((int)ProtocolNames.GetClientStateRequest).ToString())
{
string indexData = "";
int count = 0;
foreach (MyClient item in clientList)
{
if (!item.client.Connected)
{
continue;
}
count++;
indexData += item.id + ">" + item.idx;
if (count == 1)
{
indexData += ',';
}
}
if (count == 1)
{
if (indexData[0] == '1')
{
indexData += "0>" + -1;
}
else
{
indexData += "1>" + -1;
}
}
else if (count == 0)
{
indexData = "0>-1,1>-1";
}
unityServer.sw.WriteLine(((int)ProtocolNames.GetClientStateResponse).ToString() + ':' + indexData);
unityServer.sw.Flush();
}
else if (strMsg.Split(':')[0] == ((int)ProtocolNames.RunClientUnityRequest).ToString())
{
foreach (MyClient item in clientList)
{
if (!item.client.Connected)
{
continue;
}
if (item.idx == int.Parse(strMsg.Split(':')[1].Split(',')[0]) || item.idx == int.Parse(strMsg.Split(':')[1].Split(',')[1]))
{
item.sw.WriteLine(((int)ProtocolNames.RunClientUnityResponse).ToString());
item.sw.Flush();
}
}
}
else if (strMsg.Split(':')[0] == ((int)ProtocolNames.CloseUnityRequest).ToString())
{
foreach (MyClient item in clientList)
{
if (!item.client.Connected)
{
continue;
}
if (item.idx == int.Parse(strMsg.Split(':')[1].Split(',')[0]) || item.idx == int.Parse(strMsg.Split(':')[1].Split(',')[1]))
{
item.sw.WriteLine(((int)ProtocolNames.CloseUnityResponse).ToString());
item.sw.Flush();
}
}
}
}
catch
{
Console.WriteLine("Disconnect");
sw.Close();
sr.Close();
ns.Close();
client.Close();
receiveThreadList[threadIdx].Abort();
}
}
sockServer.Stop();
Console.WriteLine("Client 연결 종료!");
}
catch (SocketException e)
{
Console.WriteLine(e.ToString());
}
}
private void Read(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
int bytes = 0;
if (obj.client.Connected)
{
try
{
bytes = obj.stream.EndRead(result);
}
catch (IOException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
catch (ObjectDisposedException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
}
if (bytes > 0)
{
obj.data.AppendFormat("{0}", Encoding.UTF8.GetString(obj.buffer, 0, bytes));
bool dataAvailable = false;
try
{
dataAvailable = obj.stream.DataAvailable;
}
catch (IOException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
catch (ObjectDisposedException e) { LogWrite(string.Format("[/ {0} /]", e.Message)); }
if (dataAvailable)
{
try
{
obj.stream.BeginRead(obj.buffer, 0, obj.buffer.Length, new AsyncCallback(Read), obj);
}
catch (IOException e)
{
LogWrite(string.Format("[/ {0} /]", e.Message));
obj.handle.Set();
}
catch (ObjectDisposedException e)
{
LogWrite(string.Format("[/ {0} /]", e.Message));
obj.handle.Set();
}
}
else
{
string msg = string.Format("<- Client {0} -> " + obj.data, obj.id);
LogWrite(msg);
if (send == null || send.IsCompleted)
{
send = Task.Factory.StartNew(() => Send(msg, obj.id));
}
else
{
send.ContinueWith(antecendent => Send(msg, obj.id));
}
obj.data.Clear();
obj.handle.Set();
}
}
else
{
obj.client.Close();
obj.handle.Set();
}
}
private void Read(IAsyncResult result)
{
MyClient obj = (MyClient)result.AsyncState;
int bytes = 0;
if (obj.client.Connected)
{
try
{
bytes = obj.stream.EndRead(result);
}
catch (IOException e) { LogWrite(String.Format("[/ {0} /]", e.Message)); }
catch (ObjectDisposedException e) { LogWrite(String.Format("[/ {0} /]", e.Message)); }
}
if (bytes > 0)
{
// obj.data.AppendFormat("{0}", Encoding.UTF8.GetString(obj.buffer, 0, bytes));
bool dataAvailable = false;
try
{
dataAvailable = obj.stream.DataAvailable;
}
catch (IOException e) { LogWrite(String.Format("[/ {0} /]", e.Message)); }
catch (ObjectDisposedException e) { LogWrite(String.Format("[/ {0} /]", e.Message)); }
if (dataAvailable)
{
try
{
obj.stream.BeginRead(obj.buffer, 0, obj.buffer.Length, new AsyncCallback(Read), obj);
}
catch (IOException e)
{
LogWrite(String.Format("[/ {0} /]", e.Message));
obj.handle.Set();
}
catch (ObjectDisposedException e)
{
LogWrite(String.Format("[/ {0} /]", e.Message));
obj.handle.Set();
}
}
else
{
IFormatter formatter = new BinaryFormatter();
MemoryStream ms = new MemoryStream(obj.buffer);
chatLib.Message msg = (chatLib.Message)formatter.Deserialize(ms);
switch (msg.Head)
{
case chatLib.Message.Header.POST:
LogWrite(String.Format("{0} -> {1} ", msg.MessageList[0], msg.MessageList[1]));
break;
case chatLib.Message.Header.FILE:
LogWrite(String.Format("{0} -> {1} Adında Dosya Gönderdi ", msg.MessageList[0], msg.MessageList[1]));
break;
case chatLib.Message.Header.REGISTER:
LogWrite(String.Format("{0} -> Kayıt Oldu ", msg.MessageList[0]));
break;
case chatLib.Message.Header.JOIN:
LogWrite(String.Format("{0} -> Giriş Yaptı ", msg.MessageList[0]));
break;
}
//String msg = String.Format("<- Client {0} -> " + obj.data, obj.id);
//LogWrite(msg);
if (send == null || send.IsCompleted)
{
switch (msg.Head)
{
case chatLib.Message.Header.REGISTER:
chatLib.Message message = new chatLib.Message(chatLib.Message.Header.REGISTER);
if (users.ContainsKey(msg.MessageList[0]))
{
message.addData("error");
}
else
{
users.Add(msg.MessageList[0], MD5Sifrele(msg.MessageList[1]));
message.addData("success");
string text = "";
foreach (DictionaryEntry item in users)
{
text += item.Key.ToString() + "|" + item.Value.ToString() + ";";
}
text = text.Trim(';');
File.WriteAllText(AppDomain.CurrentDomain.BaseDirectory + "users.txt", text);
}
send = Task.Factory.StartNew(() => SendOne(message, obj.id));
break;
case chatLib.Message.Header.JOIN:
chatLib.Message message1 = new chatLib.Message(chatLib.Message.Header.JOIN);
if (users.ContainsKey(msg.MessageList[0]))
{
if (users[msg.MessageList[0]].Equals(MD5Sifrele(msg.MessageList[1])))
{
message1.addData("success");
message1.addData(msg.MessageList[0]);
}
message1.addData("error");
}
else
{
message1.addData("error");
}
send = Task.Factory.StartNew(() => SendOne(message1, obj.id));
break;
case chatLib.Message.Header.POST:
send = Task.Factory.StartNew(() => Send(msg, obj.id));
break;
case chatLib.Message.Header.FILE:
send = Task.Factory.StartNew(() => Send(msg, obj.id));
break;
}
}
else
{
switch (msg.Head)
{
case chatLib.Message.Header.REGISTER:
chatLib.Message message = new chatLib.Message(chatLib.Message.Header.REGISTER);
if (users.ContainsKey(msg.MessageList[0]))
{
message.addData("error");
}
else
{
users.Add(msg.MessageList[0], MD5Sifrele(msg.MessageList[1]));
message.addData("success");
string text = "";
foreach (DictionaryEntry item in users)
{
text += item.Key.ToString() + "|" + item.Value.ToString() + ";";
}
text = text.Trim(';');
File.WriteAllText(AppDomain.CurrentDomain.BaseDirectory + "users.txt", text);
}
send.ContinueWith(antecendent => SendOne(message, obj.id));
break;
case chatLib.Message.Header.JOIN:
chatLib.Message message1 = new chatLib.Message(chatLib.Message.Header.JOIN);
if (users.ContainsKey(msg.MessageList[0]))
{
if (users[msg.MessageList[0]].Equals(MD5Sifrele(msg.MessageList[1])))
{
message1.addData("success");
message1.addData(msg.MessageList[0]);
}
message1.addData("error");
}
else
{
message1.addData("error");
}
send.ContinueWith(antecendent => SendOne(message1, obj.id));
break;
case chatLib.Message.Header.POST:
send.ContinueWith(antecendent => Send(msg, obj.id));
break;
case chatLib.Message.Header.FILE:
send.ContinueWith(antecendent => Send(msg, obj.id));
break;
}
}
//obj.data.Clear();
obj.handle.Set();
}
}
else
{
obj.client.Close();
obj.handle.Set();
}
}
