private void ParseFrame(NetworkDataEventArgs e)
{
var data = new List <byte>();
var payloadStartIndex = 2 + _parser.PayloadLenLenght + _parser.MaskingKeyLenght;
switch ((WebSocketOpcode)_parser.Opcode)
{
case WebSocketOpcode.Ping:
//Ping frame. Sent Pong Frame.
_parser.PollReceived = true;
data.AddRange(_parser.DataBuffer);
data[0] = (byte)(data[0] & 0xF0);
data[0] = (byte)(data[0] | (byte)WebSocketOpcode.Pong);
Write(data.ToArray());
break;
case WebSocketOpcode.Pong:
_parser.PollReceived = true;
break;
case WebSocketOpcode.ConnectionClose:
//Close frame. Sent Close back.
var connectionCloseReason = (_parser.DataBuffer[payloadStartIndex] << 8) + ((int)_parser.DataBuffer[payloadStartIndex + 1] << 0);
ConnectionCloseEvent?.Invoke(this, new ConnectionCloseEventArgs((ConnectionCloseReason)connectionCloseReason));
SendClose((ConnectionCloseReason)connectionCloseReason);
break;
case WebSocketOpcode.BinaryFrame:
case WebSocketOpcode.TextFrame:
DataReceivedEvent?.Invoke(this, new DataReceivedEventArgs(e.LocalEndPoint, e.RemoteEndPoint, (WebSocketOpcode)_parser.Opcode, _parser.DataBuffer.GetRange(payloadStartIndex, _parser.PayloadLen).ToArray()));
break;
}
}
public void Close()
{
ConnectionCloseEvent?.Invoke(this);
receiving = false;
connected = false;
client.Close();
}