private static void OnIoCompleted(object sender, SocketAsyncEventArgs args)
{
var operation = (SocketChannelAsyncOperation)args;
AbstractSocketChannel channel = operation.Channel;
switch (args.LastOperation)
{
case SocketAsyncOperation.Connect:
channel.FinishConnect(operation);
break;
case SocketAsyncOperation.Receive:
case SocketAsyncOperation.ReceiveFrom:
channel.FinishRead(operation);
break;
case SocketAsyncOperation.Send:
case SocketAsyncOperation.SendTo:
channel.FinishWrite(operation);
break;
default:
// todo: think of a better way to comm exception
throw new ArgumentException("The last operation completed on the socket was not expected");
}
}
public SocketChannelAsyncOperation(AbstractSocketChannel channel, bool setEmptyBuffer)
{
Contract.Requires(channel != null);
this.Channel = channel;
this.Completed += AbstractSocketChannel.IoCompletedCallback;
if (setEmptyBuffer == false)
{
this.SetBuffer(new byte[MaxAllocBufferSize], 0, MaxAllocBufferSize);
}
else
{
this.SetBuffer(ArrayExtensions.ZeroBytes, 0, 0);
}
}