public void Send(Packet packet)
{
if (packet == null)
{
throw new ArgumentNullException("packet");
}
if (Playback.Active && !(packet is PPing))
{
return;
}
if (!(packet is PUseRequest))
{
if (!(packet is PPickupItem))
{
goto label_6;
}
}
Engine.PushAction();
label_6:
try
{
byte[] buffer = packet.Compile();
if (buffer.Length <= 0)
{
return;
}
if (this._networkDiagnostics != null)
{
for (int index = 0; index < this._networkDiagnostics.Count; ++index)
{
this._networkDiagnostics[index].PacketSent(packet, buffer, 0, buffer.Length);
}
}
if (packet.Encode)
{
this._crypto.Encrypt(buffer, 0, buffer.Length, (IConsolidator)this._outputQueue);
}
else
{
this._outputQueue.Enqueue(buffer, 0, buffer.Length);
}
OutputQueue.Gram gram = this._outputQueue.Query();
if (gram == null)
{
return;
}
this.Dispatch(gram);
}
catch (Exception ex)
{
this.HandleError(ex);
}
finally
{
packet.Dispose();
}
}
public void Flush()
{
OutputQueue.Gram gram = this._outputQueue.Flush();
if (gram == null)
{
return;
}
this.Dispatch(gram);
}
public static OutputQueue.Gram Acquire(IBufferPolicy bufferPolicy)
{
lock (OutputQueue.Gram._pool)
{
OutputQueue.Gram local_0 = OutputQueue.Gram._pool.Count <= 0 ? new OutputQueue.Gram() : OutputQueue.Gram._pool.Pop();
local_0._bufferPolicy = bufferPolicy;
local_0._buffer = bufferPolicy.Acquire();
local_0._length = 0;
return(local_0);
}
}
public OutputQueue.Gram Query()
{
lock (this._syncRoot)
{
OutputQueue.Gram local_0 = (OutputQueue.Gram)null;
if (this._pending.Count > 0 && !this._isWorking)
{
local_0 = this._pending.Peek();
this._isWorking = true;
}
return(local_0);
}
}
private void Dispatch(OutputQueue.Gram gram)
{
if (!this._isOpen)
{
return;
}
try
{
this._socket.BeginSend(gram.Buffer, 0, gram.Length, SocketFlags.None, this._sendCallback, (object)null);
}
catch (Exception ex)
{
this.HandleError(ex);
}
}
public void Clear()
{
lock (this._syncRoot)
{
if (this._buffered != null)
{
this._buffered.Release();
this._buffered = (OutputQueue.Gram)null;
}
while (this._pending.Count > 0)
{
this._pending.Dequeue().Release();
}
this._isWorking = false;
}
}
public OutputQueue.Gram Flush()
{
lock (this._syncRoot)
{
OutputQueue.Gram local_0 = (OutputQueue.Gram)null;
if (this._buffered != null)
{
if (this._pending.Count == 0)
{
local_0 = this._buffered;
}
this._pending.Enqueue(this._buffered);
this._buffered = (OutputQueue.Gram)null;
}
this._isWorking = local_0 != null;
return(local_0);
}
}
private void OnSend(IAsyncResult asyncResult)
{
try
{
if (this._socket.EndSend(asyncResult) > 0)
{
OutputQueue.Gram gram = this._outputQueue.Proceed();
if (gram == null)
{
return;
}
this.Dispatch(gram);
}
else
{
this.GracefulShutdown();
}
}
catch (Exception ex)
{
this.HandleError(ex);
}
}
public void Enqueue(byte[] buffer, int offset, int length)
{
if (buffer == null)
{
throw new ArgumentNullException("buffer");
}
if (offset < 0 || offset >= buffer.Length)
{
throw new ArgumentOutOfRangeException("offset", (object)offset, "Offset must be greater than or equal to zero and less than the size of the buffer.");
}
if (length < 0 || length > buffer.Length)
{
throw new ArgumentOutOfRangeException("length", (object)length, "Length cannot be less than zero or greater than the size of the buffer.");
}
if (buffer.Length - offset < length)
{
throw new ArgumentException("Offset and length do not point to a valid segment within the buffer.");
}
lock (this._syncRoot)
{
while (length > 0)
{
if (this._buffered == null)
{
this._buffered = OutputQueue.Gram.Acquire(this._bufferPolicy);
}
int local_0 = this._buffered.Write(buffer, offset, length);
offset += local_0;
length -= local_0;
if (this._buffered.IsFull)
{
this._pending.Enqueue(this._buffered);
this._buffered = (OutputQueue.Gram)null;
}
}
}
}
public OutputQueue.Gram Proceed()
{
lock (this._syncRoot)
{
OutputQueue.Gram local_0 = (OutputQueue.Gram)null;
if (this._pending.Count > 0)
{
this._pending.Dequeue().Release();
if (this._pending.Count > 0)
{
local_0 = this._pending.Peek();
}
else
{
this._isWorking = false;
}
}
else
{
this._isWorking = false;
}
return(local_0);
}
}