public Frame ReadData()
{
Frame frame = new Frame(new byte[] { });
IAsyncResult result = Client.Stream.BeginRead(Client.InputData, 0, Client.InputData.Length, null, Client);
if (result != null)
{
int bytesRead = Client.Stream.EndRead(result);
if (bytesRead > 0)
{
frame = new Frame(WebSocketUtil.SubArray(Client.InputData, 0, bytesRead));
ProcessReceivedData(frame);
WebSocketUtil.LogVerbose("Client {0:D3}: Read Type {1} : {2} ", Client.Id, frame.FrameType, frame.Content.Length);
}
}
return(frame);
}
public void ReadDataCallback(IAsyncResult result)
{
Client client = (Client)result.AsyncState;
if (client.IsDisposed)
{
return;
}
int bytesRead = client.Stream.EndRead(result); // wait until the buffer is filled
int bytesReadIntotal = bytesRead;
ArrayList InputDataArray = new ArrayList();
byte[] tempBuffer = null;
if (bytesRead > 0)
{
tempBuffer = WebSocketUtil.SubArray(Client.InputData, 0, bytesRead);
// start looping if there is still remaining data
if (client.TcpClient.GetStream().DataAvailable)
{
// add the first buffer to the arrayList
InputDataArray.Add(tempBuffer);
// start looping appending to the arrayList
while (client.TcpClient.GetStream().DataAvailable)
{
bytesRead = client.TcpClient.GetStream().Read(Client.InputData, 0, Client.InputData.Length);
tempBuffer = WebSocketUtil.SubArray(Client.InputData, 0, bytesRead);
InputDataArray.Add(tempBuffer);
bytesReadIntotal += bytesRead;
WebSocketUtil.LogVerbose("Looping: Client {0:D3}: bytesReadHere {1} ", Client.Id, bytesRead);
}
// create a single byte array with the arrayList
tempBuffer = new byte[bytesReadIntotal];
int arrayIndex = 0;
foreach (byte[] item in InputDataArray.ToArray())
{
for (int i = 0; i < item.Length; i++)
{
tempBuffer[arrayIndex] = item[i];
arrayIndex++;
}
}
}
// Create frame with the tempBuffer
Frame frame = new Frame(tempBuffer);
WebSocketUtil.LogVerbose("Client {0:D3}: Read Type {1} : {2} ", Client.Id, frame.FrameType, bytesReadIntotal);
ProcessReceivedData(frame);
// Send Pong if the frame was Ping
if (frame.FrameType == FrameType.Ping)
{
SendPong(frame);
}
if (client.IsDisposed)
{
return;
}
// Start the Async Read to handle the next frame comming from server
client.Stream.BeginRead(client.InputData, 0, client.InputData.Length, ReadDataCallback, client);
}
else
{
client.Dispose();
}
}