/*---------------------------------------------------------------------------*/
static void
pollhandler(void)
{
#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
/* Poll Ethernet device to see if there is a frame avaliable. */
uip_len = cs8900a_poll();
if(uip_len > 0) {
/* A frame was avaliable (and is now read into the uip_buf), so
we process it. */
if(BUF->type == HTONS(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_len -= sizeof(struct uip_eth_hdr);
tcpip_input();
} else if(BUF->type == HTONS(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
cs8900a_send();
}
}
}
}
/*---------------------------------------------------------------------------*/
static u8_t
output(void)
{
uip_arp_out();
cs8900a_send();
return 0;
}
/*---------------------------------------------------------------------------*/
static void
output(u8_t *hdr, u16_t hdrlen, u8_t *data, u16_t datalen)
{
uip_arp_out();
cs8900a_send();
}
