public void AddAddress(RudpAddress address)
{
if (!AddressMap.ContainsKey(address.GetHashCode()))
{
address.Ident = (uint)Core.RndGen.Next();
AddressMap[address.GetHashCode()] = address;
}
if (PrimaryAddress == null)
{
PrimaryAddress = address;
}
}
public void AddAddress(OpCore core, RudpAddress address, bool moveFront)
{
Debug.Assert(address.Address.UdpPort != 0);
foreach (RudpAddress check in Addresses)
{
if (check.GetHashCode() == address.GetHashCode())
{
if (moveFront)
{
Addresses.Remove(check);
Addresses.AddFirst(check);
}
return;
}
}
address.Ident = (uint)core.RndGen.Next();
Addresses.AddLast(address);
}
public void SecondTimer()
{
int packetLoss = 0;
if (State == RudpState.Connected)
{
//Debug.WriteLine(Core.User.Settings.UserName + ":" + Core.TimeNow.Second + " - Send Window: " + SendWindowSize + ", Packets Sent: " + PacketsCompleted + ", Retransmits: " + ReTransmits); //crit delete
PacketsCompleted = 0;
// manage send window
packetLoss = 0;
if (InOrderAcks > 0)
{
packetLoss = ReTransmits * 100 / InOrderAcks;
}
ReTransmits = 0;
InOrderAcks = 0;
//Session.Log("PL: " + packetLoss.ToString() +
// ", SW: " + SendWindowSize.ToString() +
// ", SQ: " + SendPacketMap.Count.ToString() +
// ", SB: " + SendBuffLength.ToString());
if (packetLoss < 10 && SendWindowSize < MAX_WINDOW_SIZE)
{
SendWindowSize++;
}
if (packetLoss > 20 && SendWindowSize > 1)
{
SendWindowSize /= 2;
}
// if data waiting to be read
if (State == RudpState.Connected && RecvBuffLength > 0)
{
Session.OnReceive();
}
// dead - 5 secs send ping, 10 secs reset primary addr, 15 secs close
DateTime lastRecv = PrimaryAddress.LastAck;
// if nothing received for 15 seconds disconnect
if (Core.TimeNow > lastRecv.AddSeconds(15))
{
RudpClose(CloseReason.TIMEOUT);
}
// re-analyze alternate routes after 10 secs dead, or half min interval
else if (Core.TimeNow > lastRecv.AddSeconds(10) || Core.TimeNow > NextCheckRoutes)
{
// after connection this should immediately be called to find best route
CheckRoutes();
NextCheckRoutes = Core.TimeNow.AddSeconds(30);
}
// send keep alive if nothing received after 5 secs
else if (Core.TimeNow > lastRecv.AddSeconds(5))
{
SendPing(PrimaryAddress);
}
}
// prune addressMap to last 6 addresses seen
while (AddressMap.Count > 6)
{
RudpAddress lastSeen = null;
foreach (RudpAddress address in AddressMap.Values)
{
if (lastSeen == null || address.LastAck < lastSeen.LastAck)
{
lastSeen = address;
}
}
AddressMap.Remove(lastSeen.GetHashCode());
}
// finishing
if (State == RudpState.Finishing)
{
if (!FinSent)
{
TrySendFin();
}
if (FinTimeout > 0)
{
FinTimeout--;
}
if (FinTimeout == 0)
{
ChangeState(RudpState.Closed);
}
// buffer clear, all packets acked in sequence including fins
if (FinSent && FinReceived && SendPacketMap.Count == 0)
{
ChangeState(RudpState.Closed);
}
}
// re-send packets in out buffer
if (State != RudpState.Closed)
{
ManageSendWindow();
}
// update bandwidth rate used for determining public send buffer
AvgBytesSent.Next();
// bandwidth stats
Bandwidth.NextSecond();
}
public void AddAddress(RudpAddress address)
{
if (!AddressMap.ContainsKey(address.GetHashCode()))
{
address.Ident = (uint) Core.RndGen.Next();
AddressMap[address.GetHashCode()] = address;
}
if (PrimaryAddress == null)
PrimaryAddress = address;
}
