int uip_poll(struct uip_driver_s *dev, uip_poll_callback_t callback)
{
int bstop;
/* Check for pendig IGMP messages */
#ifdef CONFIG_NET_IGMP
bstop = uip_polligmp(dev, callback);
if (!bstop)
#endif
{
/* Traverse all of the active TCP connections and perform the poll action */
bstop = uip_polltcpconnections(dev, callback);
if (!bstop)
{
#ifdef CONFIG_NET_UDP
/* Traverse all of the allocated UDP connections and perform the poll action */
bstop = uip_polludpconnections(dev, callback);
if (!bstop)
#endif
{
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING)
/* Traverse all of the tasks waiting to send an ICMP ECHO request */
bstop = uip_pollicmp(dev, callback);
#endif
}
}
}
return bstop;
}
int uip_timer(FAR struct uip_driver_s *dev, uip_poll_callback_t callback,
int hsec)
{
int bstop;
/* Increment the timer used by the IP reassembly logic */
#if UIP_REASSEMBLY
if (uip_reasstmr != 0 && uip_reasstmr < UIP_REASS_MAXAGE)
{
uip_reasstmr += hsec;
}
#endif /* UIP_REASSEMBLY */
/* Check for pendig IGMP messages */
#ifdef CONFIG_NET_IGMP
bstop = uip_polligmp(dev, callback);
if (!bstop)
#endif
{
/* Traverse all of the active TCP connections and perform the timer action */
bstop = uip_polltcptimer(dev, callback, hsec);
if (!bstop)
{
/* Traverse all of the allocated UDP connections and perform the poll action */
#ifdef CONFIG_NET_UDP
bstop = uip_polludpconnections(dev, callback);
if (!bstop)
#endif
{
#if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING)
/* Traverse all of the tasks waiting to send an ICMP ECHO request */
bstop = uip_pollicmp(dev, callback);
#endif
}
}
}
return bstop;
}