u8_t
tapdev_send(void)
{
struct uip_neighbor_addr *addr;
/* uip_arp_out();*/
addr = uip_neighbor_lookup(&IPBUF->destipaddr);
if(addr == NULL) {
printf("tapdev6: tapdev_send: no matching neighbor found\n");
DEBUG_PRINT6ADDR(&IPBUF->destipaddr);
printf("\n");
} else {
memcpy(&BUF->dest, addr, 6);
memcpy(&BUF->src, &uip_ethaddr, 6);
uip_len += sizeof(struct uip_eth_hdr);
do_send();
}
return 0;
}
uint8_t
syslog_check_cache(void)
{
uip_ipaddr_t ipaddr;
#ifdef IPV6_SUPPORT
if(memcmp(syslog_conn->ripaddr, uip_hostaddr, 8))
/* Remote address is not on the local network, use router */
uip_ipaddr_copy(&ipaddr, uip_draddr);
else
/* Remote address is on the local network, send directly. */
uip_ipaddr_copy(&ipaddr, syslog_conn->ripaddr);
if (uip_ipaddr_cmp(&ipaddr, &all_zeroes_addr))
return 1; /* Cowardly refusing to send IPv6 packet to :: */
if(uip_neighbor_lookup (ipaddr))
return 0;
#else /* IPV4_SUPPORT */
if(!uip_ipaddr_maskcmp(syslog_conn->ripaddr, uip_hostaddr, uip_netmask))
/* Remote address is not on the local network, use router */
uip_ipaddr_copy(&ipaddr, uip_draddr);
else
/* Remote address is on the local network, send directly. */
uip_ipaddr_copy(&ipaddr, syslog_conn->ripaddr);
#ifdef ETHERNET_SUPPORT
/* uip_arp_lookup returns a pointer if the mac is in the arp cache */
if(uip_arp_lookup (ipaddr))
#endif
return 0;
#endif
return 1;
}
