public int GetWriteQueueSize(byte netIfIndex)
{
LinkDriver p = GetLinkDriver(netIfIndex);
if (p != null)
{
return(p.GetWriteQueueSize());
}
return(-1);
}
public void Run()
{
uint lastResponseCheckTime = Primitives.GetBabelMilliTicker();
for (; ;)
{
if (!Master.Started)
{
break;
}
try {
uint curTime = Primitives.GetBabelMilliTicker();
if (LnkPrt.HasTasks && (LnkPrt.NumTasks > 0))
{
LnkPrt.ServiceTasks(curTime, LinkTaskKind.Service);
}
if (LnkPrt.DoesIO)
{
if ((curTime - lastResponseCheckTime) > LnkPrt.ResponseInterval)
{
lastResponseCheckTime = curTime;
if (LnkPrt.HasRead)
{
LnkPrt.HasRead = false;
if (LnkPrt.IoNetIfDevice.GetComponentState() == ComponentState.Unresponsive)
{
LnkPrt.IoNetIfDevice.NotifyStateChange(ComponentState.Working);
}
}
else if (LnkPrt.IoNetIfDevice.GetComponentState() == ComponentState.Working)
{
LnkPrt.IoNetIfDevice.NotifyStateChange(ComponentState.Unresponsive);
}
}
if (LnkPrt.IoNetIfDevice.HasHeartBeat())
{
if (LnkPrt.GetWriteQueueSize() == 0)
{
LnkPrt.LinkPing();
}
}
if (LnkPrt.LinkMissingQueue.Size() != 0)
{
LnkPrt.Monitor.LinkProtocol();
}
}
Thread.Sleep(LnkPrt.SchedulerInterval);
} catch (ThreadInterruptedException) {
break;
} catch (Exception) {
}
}
}
// Returns true if message sent successfully.
// Returns false if low level write Q count above water mark.
// If connection dies during a long xfer, abort & return false.
public bool DispatchMessage(MessageBinder binder)
{
if (PostNetIfIndex == ProtocolConstants.NETIF_UNSET)
{
OutgoingNetIfIndex = ProtocolConstants.NETIF_USER_BASE;
}
else
{
OutgoingNetIfIndex = PostNetIfIndex;
}
LinkDriver p = Exchange.Manager.GetLinkDriver(OutgoingNetIfIndex);
if (p == null)
{
LastError = MessageError.BadNetIf;
return(false);
}
if (p.GetWriteQueueSize() > p.LinkWriteQWaterMark)
{
return(false);
}
if (p.GetComponentState() != ComponentState.Working)
{
return(false);
}
if (binder.Message.SenderId != 0)
{
binder.Exchange.SubmitWaiter(binder);
}
while (HasRemainingTransfers())
{
;
}
return(true);
}
