public Boolean Stop()
{
Boolean ok = false;
Boolean oneFailed = false;
if (!mRunning)
{
TSK_Debug.Warn("Stack not running");
ok = true;
goto bail;
}
/* Hangup all dialogs starting by REGISTER */
if (!mLayerDialog.ShutdownAll())
{
TSK_Debug.Warn("Failed to hang-up all dialogs");
oneFailed = true;
}
/* Stop the transport layer */
if (!mLayerTransport.Stop())
{
TSK_Debug.Warn("Failed to stop the transport layer");
oneFailed = true;
}
/* Signal to the end-user that the stack has been stopped
* should be done before tsk_runnable_stop() which will stop the thread
* responsible for the callbacks. The enqueued data have been marked as "important".
* As both the timer manager and the transport layer have been stoped there is no
* chance to got additional events */
if (oneFailed)
{
TSIP_EventStack.Signal(TSIP_EventStack.tsip_stack_event_type_t.FailedToStop, "Stack failed to stop");
}
else
{
TSIP_EventStack.Signal(TSIP_EventStack.tsip_stack_event_type_t.Stopped, "Stack stopped");
}
/* reset AoR */
mAoRIP = null;
mAoRPort = 0;
ok = !oneFailed;
if (ok)
{
mRunning = false;
}
bail:
return(ok);
}
public Boolean Start()
{
Boolean ok = false;
if (mRunning)
{
TSK_Debug.Warn("Stack already running");
ok = true;
goto bail;
}
/* === Transport Layer === */
/* Adds the default transport to the transport Layer */
if (!mLayerTransport.AddTransport(mLocalIP, mLocalPort, mProxyType, "SIP Transport"))
{
TSK_Debug.Error("Failed to add new transport");
goto bail;
}
/* Starts the transport Layer */
if (!mLayerTransport.Start())
{
TSK_Debug.Error("Failed to start SIP transport layer");
goto bail;
}
// FIXME: Update local IP
ok = true;
mRunning = true;
TSIP_EventStack.Signal(TSIP_EventStack.tsip_stack_event_type_t.Started, "Stack started");
bail:
if (!ok)
{
mLayerTransport.Stop();
}
return(ok);
}