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Merge branch 'feature/add_ipv6_support' into 'master'

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feat(lwip): add IPv6 support

See merge request sdk/ESP8266_RTOS_SDK!509
This commit is contained in:
Dong Heng
2018-09-25 15:40:53 +08:00
parent 447a2d9406 d9d8193a85
commit 2d6dc7f3ad
4 changed files with 43 additions and 3 deletions
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28
components/lwip/lwip/src/core/ipv6/nd6.c
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@ -702,6 +702,22 @@ nd6_input(struct pbuf *p, struct netif *inp)
pbuf_free(p);
}
#ifdef ESP_LWIP
/** Set callback for ipv6 addr status changed .
*
* @param netif the netif from which to remove the struct dhcp
* @param cb callback for dhcp
*/
void nd6_set_cb(struct netif *netif, void (*cb)(struct netif *netif, u8_t ip_index))
{
LWIP_ASSERT("netif != NULL", netif != NULL);
if (netif != NULL && netif_is_up(netif)) {
netif->ipv6_addr_cb = cb;
}
}
#endif
/**
* Periodic timer for Neighbor discovery functions:
@ -867,8 +883,20 @@ nd6_tmr(void)
if ((addr_state & IP6_ADDR_TENTATIVE_COUNT_MASK) >= LWIP_IPV6_DUP_DETECT_ATTEMPTS) {
/* No NA received in response. Mark address as valid. */
netif_ip6_addr_set_state(netif, i, IP6_ADDR_PREFERRED);
#ifdef ESP_LWIP
if (netif->ipv6_addr_cb != NULL) {
netif->ipv6_addr_cb(netif, i);
}
#endif
/* @todo implement preferred and valid lifetimes. */
} else if (netif->flags & NETIF_FLAG_UP) {
#if LWIP_IPV6_MLD
if ((netif_ip6_addr_state(netif, i) & 0x07) == 0) {
/* Join solicited node multicast group. */
ip6_addr_set_solicitednode(&multicast_address, netif_ip6_addr(netif, i)->addr[3]);
mld6_joingroup(netif_ip6_addr(netif, i), &multicast_address);
}
#endif /* LWIP_IPV6_MLD */
/* Send a NS for this address. */
nd6_send_ns(netif, netif_ip6_addr(netif, i), ND6_SEND_FLAG_MULTICAST_DEST);
/* tentative: set next state by increasing by one */

5
components/lwip/lwip/src/include/lwip/nd6.h
View File

@ -75,6 +75,11 @@ void nd6_cleanup_netif(struct netif *netif);
void nd6_adjust_mld_membership(struct netif *netif, s8_t addr_idx, u8_t new_state);
#endif /* LWIP_IPV6_MLD */
#if ESP_LWIP
/** set nd6 callback when ipv6 addr state pref*/
void nd6_set_cb(struct netif *netif, void (*cb)(struct netif *netif, u8_t ip_index));
#endif
#ifdef __cplusplus
}
#endif

4
components/lwip/lwip/src/include/lwip/netif.h
View File

@ -238,6 +238,10 @@ struct netif {
/** The state of each IPv6 address (Tentative, Preferred, etc).
* @see ip6_addr.h */
u8_t ip6_addr_state[LWIP_IPV6_NUM_ADDRESSES];
#if ESP_LWIP
void (*ipv6_addr_cb)(struct netif* netif, u8_t ip_idex); /* callback for ipv6 addr states changed */
#endif
#endif /* LWIP_IPV6 */
/** This function is called by the network device driver
* to pass a packet up the TCP/IP stack. */