// Queue an item for immediate sending on the wire
// This method is called from the ISenderChannels
internal void QueueSendMessage(NetOutgoingMessage om, int seqNr)
{
m_peer.VerifyNetworkThread();
int sz = om.GetEncodedSize();
if (sz > m_currentMTU)
{
m_peer.LogWarning("Message larger than MTU! Fragmentation must have failed!");
}
if (m_sendBufferWritePtr + sz > m_currentMTU)
{
bool connReset; // TODO: handle connection reset
NetException.Assert(m_sendBufferWritePtr > 0 && m_sendBufferNumMessages > 0); // or else the message should have been fragmented earlier
m_peer.SendPacket(m_sendBufferWritePtr, m_remoteEndpoint, m_sendBufferNumMessages, out connReset);
m_statistics.PacketSent(m_sendBufferWritePtr, m_sendBufferNumMessages);
m_sendBufferWritePtr = 0;
m_sendBufferNumMessages = 0;
}
m_sendBufferWritePtr = om.Encode(m_peer.m_sendBuffer, m_sendBufferWritePtr, seqNr);
m_sendBufferNumMessages++;
NetException.Assert(m_sendBufferWritePtr > 0, "Encoded zero size message?");
NetException.Assert(m_sendBufferNumMessages > 0);
}
/// <summary>
/// Add a forwarding rule to the router using UPnP
/// </summary>
public bool ForwardPort(int port, string description)
{
if (m_serviceUrl == null && !m_discoveryComplete.WaitOne(c_discoveryTimeOutMillis))
{
return(false);
}
IPAddress mask;
var client = NetUtility.GetMyAddress(out mask);
if (client == null)
{
return(false);
}
try
{
XmlDocument xdoc = SOAPRequest(m_serviceUrl,
"<u:AddPortMapping xmlns:u=\"urn:schemas-upnp-org:service:WANIPConnection:1\">" +
"<NewRemoteHost></NewRemoteHost><NewExternalPort>" + port.ToString() + "</NewExternalPort>" +
"<NewProtocol>" + ProtocolType.Udp.ToString().ToUpper() + "</NewProtocol>" +
"<NewInternalPort>" + port.ToString() + "</NewInternalPort>" +
"<NewInternalClient>" + client.ToString() + "</NewInternalClient>" +
"<NewEnabled>1</NewEnabled>" +
"<NewPortMappingDescription>" + description + "</NewPortMappingDescription>" +
"<NewLeaseDuration>0</NewLeaseDuration>" +
"</u:AddPortMapping>",
"AddPortMapping");
m_peer.LogDebug("Sent UPnP port forward request");
System.Threading.Thread.Sleep(50);
}
catch (Exception ex)
{
m_peer.LogWarning("UPnP port forward failed: " + ex.Message);
return(false);
}
return(true);
}
