internal void SendCommand(UdpCommandType cmd)
{
if (CheckCanSend(true) == UdpSendFailReason.None)
{
UdpStream stream = socket.GetWriteStream(mtu << 3, UdpSocket.HeaderBitSize);
stream.WriteByte((byte)cmd, 8);
UdpHeader header = MakeHeader(false);
header.Pack(stream, socket);
UdpHandle handle = MakeHandle(ref header);
handle.Object = null;
if (SendStream(stream, handle, false))
{
// track stats
stats.PacketSent((uint)stream.Ptr >> 3);
socket.Statistics.PacketSent((uint)stream.Ptr >> 3);
}
else
{
// should we do something here?????
}
}
}
internal void SendObject(object o)
{
serializer.SendNext(o);
while (serializer.HasQueuedObjects)
{
UdpSendFailReason reason = CheckCanSend(false);
if (reason != UdpSendFailReason.None)
{
while (serializer.HasQueuedObjects)
{
socket.Raise(UdpEvent.PUBLIC_OBJECT_SEND_FAILED, this, serializer.NextObject(), reason);
}
break;
}
UdpStream stream = socket.GetWriteStream(mtu << 3, UdpSocket.HeaderBitSize);
var initialPtr = stream.Ptr; // Erhune: added info
object obj = serializer.NextObject();
if (serializer.Pack(stream, ref obj))
{
if (stream.Overflowing && (socket.Config.AllowPacketOverflow == false))
{
UdpLog.Error("Stream to {0} is overflowing (InitialPtr={1} Ptr={2} Len={3}), not sending {4}",
endpoint.ToString(), initialPtr, stream.Ptr, stream.Length, obj); // Erhune: added info
socket.Raise(UdpEvent.PUBLIC_OBJECT_SEND_FAILED, this, obj, UdpSendFailReason.StreamOverflow);
return;
}
UdpHeader header = MakeHeader(true);
header.Pack(stream, socket, shouldSendClock);
UdpHandle handle = MakeHandle(ref header);
handle.Object = obj;
if (SendStream(stream, handle, alwaysSendMtu))
{
// track stats
stats.PacketSent((uint)stream.Ptr >> 3);
socket.Statistics.PacketSent((uint)stream.Ptr >> 3);
// push object to user thread
socket.Raise(UdpEvent.PUBLIC_OBJECT_SENT, this, obj);
}
else
{
socket.Raise(UdpEvent.PUBLIC_OBJECT_SEND_FAILED, this, obj, UdpSendFailReason.SocketError);
}
}
else
{
socket.Raise(UdpEvent.PUBLIC_OBJECT_SEND_FAILED, this, obj, UdpSendFailReason.SerializerReturnedFalse);
}
}
}
