void network_send(void)
{
if (uip_len > 0) {
if(uip_len <= UIP_LLH_LEN + 40){
zg_set_buf(uip_buf, uip_len);
}
else{
memcpy((u8*)&uip_buf[54], (u8*)uip_appdata, (uip_len-54));
zg_set_buf(uip_buf, uip_len);
}
zg_set_tx_status(1);
}
}
void nic_send(void)
{
if(uip_len < UIP_PAYLOADSIZE)
{
// Transfer the message to the Wifi controller
zg_set_buf((U8 *)uip_buf, uip_len);
zg_set_tx_status(1);
}
// Process the in/out data from the Wifi controller
zg_drv_process();
}
static err_t
low_level_output(struct netif *netif, struct pbuf *p)
{
struct g2100if *g2100if = netif->state;
struct pbuf *q;
// ***
//initiate transfer();
#if ETH_PAD_SIZE
pbuf_header(p, -ETH_PAD_SIZE); /* drop the padding word */
#endif
for(q = p; q != NULL; q = q->next) {
/* Send the data from the pbuf to the interface, one pbuf at a
time. The size of the data in each pbuf is kept in the ->len
variable. */
// ***
//send data from(q->payload, q->len);
zg_set_buf(q->payload, q->len);
zg_set_tx_status(1);
while (!zg_get_cnf_pending()) { // wait until transfer is confirmed
zg_drv_process();
}
}
// ***
//signal that packet should be sent();
#if ETH_PAD_SIZE
pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
#endif
LINK_STATS_INC(link.xmit);
return ERR_OK;
}