private void Read(IAsyncResult status)
{
if (!ConnectionSocket.Connected) return;
DataFrame dr = new DataFrame(ReceivedDataBuffer);
try
{
string messageReceived;
if (!_isDataMasked)
{
UTF8Encoding decoder = new UTF8Encoding();
int startIndex = 0;
int endIndex = 0;
while (ReceivedDataBuffer[startIndex] == _firstByte[0]) startIndex++;
endIndex = startIndex + 1;
while (ReceivedDataBuffer[endIndex] != _lastByte[0] && endIndex != _maxBufferSize - 1) endIndex++;
if (endIndex == _maxBufferSize - 1) endIndex = _maxBufferSize;
messageReceived = decoder.GetString(ReceivedDataBuffer, startIndex, endIndex - startIndex);
}
else
{
messageReceived = dr.Text;
}
if ((messageReceived.Length == _maxBufferSize && messageReceived[0] == Convert.ToChar(65533)) ||
messageReceived.Length == 0)
{
}
else
{
if (DataReceived != null)
{
DataReceived(this, messageReceived, EventArgs.Empty);
}
Array.Clear(ReceivedDataBuffer, 0, ReceivedDataBuffer.Length);
ConnectionSocket.BeginReceive(ReceivedDataBuffer, 0, ReceivedDataBuffer.Length, 0, new AsyncCallback(Read), null);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
/// <summary>
/// 单点发送
/// </summary>
/// <param name="sender"></param>
/// <param name="message"></param>
/// <param name="e"></param>
public void DataRecivedCallBack(Object sender, string message, EventArgs e)
{
Logger.Info("Get Query:" + message);
SocketConnection item = sender as SocketConnection;
if (!item.ConnectionSocket.Connected) return;
string msg = _processMessage(message);
try
{
if (item.IsDataMasked)
{
DataFrame dr = new DataFrame(msg);
item.ConnectionSocket.Send(dr.GetBytes());
}
else
{
item.ConnectionSocket.Send(_firstByte);
item.ConnectionSocket.Send(Encoding.UTF8.GetBytes(msg));
item.ConnectionSocket.Send(_lastByte);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
private void Read(IAsyncResult status)
{
if (!ConnectionSocket.Connected)
{
return;
}
string messageReceived = string.Empty;
DataFrame dr = new DataFrame(receivedDataBuffer);
try
{
if (!this.isDataMasked)
{
// Web Socket protocol: messages are sent with 0x00 and 0xFF as padding bytes
System.Text.UTF8Encoding decoder = new System.Text.UTF8Encoding();
int startIndex = 0;
int endIndex = 0;
// Search for the start byte
while (receivedDataBuffer[startIndex] == FirstByte[0])
{
startIndex++;
}
// Search for the end byte
endIndex = startIndex + 1;
while (receivedDataBuffer[endIndex] != LastByte[0] && endIndex != MaxBufferSize - 1)
{
endIndex++;
}
if (endIndex == MaxBufferSize - 1)
{
endIndex = MaxBufferSize;
}
// Get the message
messageReceived = decoder.GetString(receivedDataBuffer, startIndex, endIndex - startIndex);
}
else
{
messageReceived = dr.Text;
}
if ((messageReceived.Length == MaxBufferSize && messageReceived[0] == Convert.ToChar(65533)) ||
messageReceived.Length == 0)
{
}
else
{
if (DataReceived != null)
{
DataReceived(this, messageReceived, EventArgs.Empty);
}
Array.Clear(receivedDataBuffer, 0, receivedDataBuffer.Length);
ConnectionSocket.BeginReceive(receivedDataBuffer, 0, receivedDataBuffer.Length, 0, new AsyncCallback(Read), null);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
