/// <summary>
/// The callback from received message from connected server.
/// </summary>
/// <param name="asyncResult">The async result from a received message from connected server.</param>
private void ReceiveDataCallback(IAsyncResult asyncResult)
{
try
{
if (_listener.Connected)
{
var endRead = _stream.EndRead(asyncResult);
if (endRead != 0)
{
var numArray = new byte[endRead];
Buffer.BlockCopy(_buffer, 0, numArray, 0, endRead);
_stream.BeginRead(_buffer, 0, _listener.ReceiveBufferSize, ReceiveDataCallback, null);
var buffer = KingBufferReader.Create(numArray, 0, numArray.Length);
_messageReceivedHandler(buffer);
return;
}
}
_stream.Close();
_disconnectedHandler();
}
catch (Exception ex)
{
_stream.Close();
_disconnectedHandler();
Console.WriteLine($"Error: {ex.Message}.");
}
}
/// <summary>
/// The callback from received message from connected server.
/// </summary>
/// <param name="asyncResult">The async result from a received message from connected server.</param>
private void ReceiveDataCallback(IAsyncResult asyncResult)
{
try
{
if (_listener.Connected)
{
int bytesRead = _listener.EndReceive(asyncResult);
if (bytesRead > 0)
{
var kingBufferReader = KingBufferReader.Create((byte[])asyncResult.AsyncState, 0, bytesRead);
_messageReceivedHandler.Invoke(kingBufferReader);
_listener.BeginReceiveFrom(_buffer, 0, _buffer.Length, SocketFlags.None, ref _remoteEndPoint, new AsyncCallback(this.ReceiveDataCallback), (byte[])asyncResult.AsyncState);
}
}
else
{
_disconnectedHandler();
}
}
catch (Exception ex)
{
_disconnectedHandler();
Console.WriteLine($"Error: {ex.Message}.");
}
}
/// <summary>
/// The callback from received message from connected client.
/// </summary>
/// <param name="asyncResult">The async result from a received message from connected client.</param>
private void ReceiveDataCallback(IAsyncResult asyncResult)
{
try
{
if (_socketClient.Connected)
{
var endRead = _stream.EndRead(asyncResult);
var numArray = new byte[endRead];
if (endRead != 0)
{
Buffer.BlockCopy(_buffer, 0, numArray, 0, endRead);
_stream.BeginRead(_buffer, 0, _socketClient.ReceiveBufferSize, ReceiveDataCallback, null);
var buffer = KingBufferReader.Create(numArray, 0, numArray.Length);
_messageReceivedHandler(this, buffer);
return;
}
}
_socketClient.Close();
_clientDisconnectedHandler(this);
}
catch (Exception ex)
{
_socketClient.Dispose();
_clientDisconnectedHandler(this);
}
Console.WriteLine($"Client '{IpAddress}' Disconnected.");
}
/// <summary>
/// The callback from received message from connected client.
/// </summary>
/// <param name="data">The data of message received.</param>
public void ReceiveDataCallback(byte[] data)
{
try
{
_messageReceivedHandler?.Invoke(this, KingBufferReader.Create(data, 0, data.Length));
}
catch (Exception ex)
{
_clientDisconnectedHandler(this);
Console.WriteLine($"Client '{IpAddress}' Disconnected.");
}
}
/// <summary>
/// This method is reponsible for wait for connections.
/// </summary>
private async void WaitConnection()
{
while (_webSocket.State == WebSocketState.Open)
{
try
{
var ret = await _webSocket.ReceiveAsync(_buff, CancellationToken.None);
if (ret.MessageType == WebSocketMessageType.Text)
{
if (_listenerContext.Request.RemoteEndPoint != null)
{
var data = _buff.Take(ret.Count).ToArray();
var writer = KingBufferWriter.Create();
writer.Write(data);
var reader = KingBufferReader.Create(writer.BufferData, 0, writer.Length);
_messageReceivedHandler(this, reader);
}
}
else if (ret.MessageType == WebSocketMessageType.Binary)
{
if (_listenerContext.Request.RemoteEndPoint != null)
{
var reader = KingBufferReader.Create(_buff.Take(ret.Count).ToArray(), 0, ret.Count);
_messageReceivedHandler(this, reader);
}
}
else if (ret.MessageType == WebSocketMessageType.Close)
{
break;
}
}
catch (Exception ex)
{
if (_webSocket.State != WebSocketState.Open)
{
_clientDisconnectedHandler(this);
Console.WriteLine($"Client '{IpAddress}' Disconnected.");
}
else
{
Console.WriteLine($"Error: {ex.Message}.");
}
break;
}
}
}
/// <summary>
/// Method responsible for starts the web socket connection.
/// </summary>
/// <param name="uri">The uri to start the connection</param>
public async void StartConnection(Uri uri)
{
try
{
if (_clientWebSocket.State == WebSocketState.Open)
{
return;
}
await _clientWebSocket.ConnectAsync(uri, CancellationToken.None);
while (IsConnected)
{
var ret = await _clientWebSocket.ReceiveAsync(_buff, CancellationToken.None);
if (ret.MessageType == WebSocketMessageType.Text)
{
var data = _buff.Take(ret.Count).ToArray();
var writer = KingBufferWriter.Create();
writer.Write(data);
var reader = KingBufferReader.Create(writer.BufferData, 0, writer.Length);
_messageReceivedHandler(reader);
}
else if (ret.MessageType == WebSocketMessageType.Binary)
{
var reader = KingBufferReader.Create(_buff.Take(ret.Count).ToArray(), 0, ret.Count);
_messageReceivedHandler(reader);
}
}
}
catch (Exception ex)
{
if (IsConnected)
{
_disconnectedHandler();
}
else
{
Console.WriteLine($"Error: {ex.Message}.");
}
}
}
