void
netif_init(void)
{
#if LWIP_HAVE_LOOPIF
#if LWIP_IPV4
#define LOOPIF_ADDRINIT &loop_ipaddr, &loop_netmask, &loop_gw,
ip4_addr_t loop_ipaddr, loop_netmask, loop_gw;
IP4_ADDR(&loop_gw, 127,0,0,1);
IP4_ADDR(&loop_ipaddr, 127,0,0,1);
IP4_ADDR(&loop_netmask, 255,0,0,0);
#else /* LWIP_IPV4 */
#define LOOPIF_ADDRINIT
#endif /* LWIP_IPV4 */
#if NO_SYS
netif_add(&loop_netif, LOOPIF_ADDRINIT NULL, netif_loopif_init, ip_input);
#else /* NO_SYS */
netif_add(&loop_netif, LOOPIF_ADDRINIT NULL, netif_loopif_init, tcpip_input);
#endif /* NO_SYS */
#if LWIP_IPV6
IP_ADDR6(loop_netif.ip6_addr, 0, 0, 0, PP_HTONL(0x00000001UL));
loop_netif.ip6_addr_state[0] = IP6_ADDR_VALID;
#endif /* LWIP_IPV6 */
netif_set_link_up(&loop_netif);
netif_set_up(&loop_netif);
#endif /* LWIP_HAVE_LOOPIF */
}
/*
* Change an IPv6 address of a network interface (internal version taking 4 * u32_t)
*
* @param netif the network interface to change
* @param addr_idx index of the IPv6 address
* @param i0 word0 of the new IPv6 address
* @param i1 word1 of the new IPv6 address
* @param i2 word2 of the new IPv6 address
* @param i3 word3 of the new IPv6 address
*/
void
netif_ip6_addr_set_parts(struct netif *netif, s8_t addr_idx, u32_t i0, u32_t i1, u32_t i2, u32_t i3)
{
const ip6_addr_t *old_addr;
LWIP_ASSERT("netif != NULL", netif != NULL);
LWIP_ASSERT("invalid index", addr_idx < LWIP_IPV6_NUM_ADDRESSES);
old_addr = netif_ip6_addr(netif, addr_idx);
/* address is actually being changed? */
if ((old_addr->addr[0] != i0) || (old_addr->addr[1] != i1) ||
(old_addr->addr[2] != i2) || (old_addr->addr[3] != i3)) {
LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_ip6_addr_set: netif address being changed\n"));
if (netif_ip6_addr_state(netif, addr_idx) & IP6_ADDR_VALID) {
#if LWIP_TCP || LWIP_UDP
ip_addr_t new_ipaddr;
IP_ADDR6(&new_ipaddr, i0, i1, i2, i3);
#endif /* LWIP_TCP || LWIP_UDP */
#if LWIP_TCP
tcp_netif_ip_addr_changed(netif_ip_addr6(netif, addr_idx), &new_ipaddr);
#endif /* LWIP_TCP */
#if LWIP_UDP
udp_netif_ip_addr_changed(netif_ip_addr6(netif, addr_idx), &new_ipaddr);
#endif /* LWIP_UDP */
#if LWIP_RAW
raw_netif_ip_addr_changed(netif_ip_addr6(netif, addr_idx), &new_ipaddr);
#endif /* LWIP_RAW */
}
/* @todo: remove/readd mib2 ip6 entries? */
IP6_ADDR(ip_2_ip6(&(netif->ip6_addr[addr_idx])), i0, i1, i2, i3);
IP_SET_TYPE_VAL(netif->ip6_addr[addr_idx], IPADDR_TYPE_V6);
if (netif_ip6_addr_state(netif, addr_idx) & IP6_ADDR_VALID) {
netif_issue_reports(netif, NETIF_REPORT_TYPE_IPV6);
NETIF_STATUS_CALLBACK(netif);
}
}
LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: IPv6 address %d of interface %c%c set to %s/0x%"X8_F"\n",
addr_idx, netif->name[0], netif->name[1], ip6addr_ntoa(netif_ip6_addr(netif, addr_idx)),
netif_ip6_addr_state(netif, addr_idx)));
}
