Function periodicServiceLoop

SIP/SIP2Interface.cpp:683–696

(pat) Every now and then check every SipDialog engine for SIP timer expiration.

// (pat) Every now and then check every SipDialog engine for SIP timer expiration.
static void periodicServiceLoop(SipInterface *si)
{
	while (true) {
		si->tuMapPeriodicService();
		si->dmPeriodicService();
		si->purgeDeadDialogs();
		// This timing is entirely non-critical, so dont bother to compute the exact next timeout,
		// just delay a while and retry.
		// Implicit assumption that Timer.E < Timer.F
		unsigned howlong = gConfig.getNum("SIP.Timer.E")/2;
		if (howlong < 250) { howlong = 250; }	// Dont eat all the cpu cycles if someone accidently sets this too low.
		msleep(howlong);
	}
}

SipInterface gSipInterface;	// Here it is.