protected void ClosePeer(StateObject state)
{
try
{
Monitor.Enter(_deleteSync);
ulong handle = state.Handle;
if (_useIOEvents.ContainsKey(state.Handle))
{
_ioEventPool.Push(_useIOEvents[handle]);
_useIOEvents.Remove(handle);
}
state.Init();
OnDisconnected(handle);
}
finally
{
Monitor.Exit(_deleteSync);
}
}
/// <summary>
/// Hub for the completion of all I/O events on the underlying connection
/// </summary>
private void AsyncEventCompleted(object sender, SocketAsyncEventArgs e)
{
if (isDisposed)
{
return;
}
switch (e.SocketError)
{
// Was the operation successful?
case SocketError.Success:
switch (e.LastOperation)
{
case SocketAsyncOperation.Connect:
// Set IsConnected to true and dispatch a message to our subscriber
IsConnected = true;
Messenger.Default.Send <ConnectionMessage>(new ConnectionMessage()
{
MessageId = ConnectionMessageId.ConnectionConnected, ConnectionName = "Testing", AdditionalInformation = e.RemoteEndPoint.ToString()
}, connectionToken);
Connected();
// Open the flood gates, we're connected!
connectingResetEvent.Set();
connectingVerifyResetEvent.Set();
break;
case SocketAsyncOperation.Receive:
if (e.BytesTransferred == 0)
{
if (e.LastOperation == SocketAsyncOperation.Connect)
{
connectionPool.Push(e);
}
else
{
transmitPool.Push(e);
}
// Terminate our connection.
IsConnected = false;
Messenger.Default.Send <ConnectionMessage>(new ConnectionMessage()
{
MessageId = ConnectionMessageId.ConnectionError, ConnectionName = "Testing", AdditionalInformation = e.SocketError.ToString()
}, connectionToken);
// Send our Disconnection message, and try to reconnect
Messenger.Default.Send <ConnectionMessage>(new ConnectionMessage()
{
MessageId = ConnectionMessageId.ConnectionDisconnected, ConnectionName = "Testing", AdditionalInformation = string.Empty
}, connectionToken);
return;
}
else
{
ReceivedData(e);
}
break;
}
// Put our items back on the pool.
if (e.LastOperation == SocketAsyncOperation.Connect)
{
connectionPool.Push(e);
}
else
{
transmitPool.Push(e);
}
break;
// No? Send the error message off, reset the connection, and continue on :)
default:
// Put our items back on the pool.
// NOTE: This is done early here to ensure maximum efficiency when we reconnect.
if (e.LastOperation == SocketAsyncOperation.Connect)
{
connectionPool.Push(e);
}
else
{
transmitPool.Push(e);
}
receivingResetEvent.Set();
// Terminate our connection.
IsConnected = false;
Messenger.Default.Send <ConnectionMessage>(new ConnectionMessage()
{
MessageId = ConnectionMessageId.ConnectionError, ConnectionName = "Testing", AdditionalInformation = e.SocketError.ToString()
}, connectionToken);
// Send our Disconnection message, and try to reconnect
Messenger.Default.Send <ConnectionMessage>(new ConnectionMessage()
{
MessageId = ConnectionMessageId.ConnectionDisconnected, ConnectionName = "Testing", AdditionalInformation = string.Empty
}, connectionToken);
break;
}
}