// 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!");
bool connReset; // TODO: handle connection reset
// can fit this message together with previously written to buffer?
if (m_sendBufferWritePtr + sz > m_currentMTU)
{
if (m_sendBufferWritePtr > 0 && m_sendBufferNumMessages > 0)
{
// previous message in buffer; send these first
m_peer.SendPacket(m_sendBufferWritePtr, m_remoteEndPoint, m_sendBufferNumMessages, out connReset);
m_statistics.PacketSent(m_sendBufferWritePtr, m_sendBufferNumMessages);
m_sendBufferWritePtr = 0;
m_sendBufferNumMessages = 0;
}
}
// encode it into buffer regardless if it (now) fits within MTU or not
m_sendBufferWritePtr = om.Encode(m_peer.m_sendBuffer, m_sendBufferWritePtr, seqNr);
m_sendBufferNumMessages++;
if (m_sendBufferWritePtr > m_currentMTU)
{
// send immediately; we're already over MTU
m_peer.SendPacket(m_sendBufferWritePtr, m_remoteEndPoint, m_sendBufferNumMessages, out connReset);
m_statistics.PacketSent(m_sendBufferWritePtr, m_sendBufferNumMessages);
m_sendBufferWritePtr = 0;
m_sendBufferNumMessages = 0;
}
if (m_sendBufferWritePtr > 0)
m_peer.m_needFlushSendQueue = true; // flush in heartbeat
Interlocked.Decrement(ref om.m_recyclingCount);
}
// send message immediately and recycle it
internal void SendLibrary(NetOutgoingMessage msg, NetEndPoint recipient)
{
VerifyNetworkThread();
NetException.Assert(msg.m_isSent == false);
bool connReset;
int len = msg.Encode(m_sendBuffer, 0, 0);
SendPacket(len, recipient, 1, out connReset);
// no reliability, no multiple recipients - we can just recycle this message immediately
msg.m_recyclingCount = 0;
Recycle(msg);
}
