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tcpip_adapter/lwip: optimize wifi/ip event

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This commit is contained in:
Liu Zhi Fu
2017-07-19 09:15:11 +08:00
parent f44091e48a
commit b45433110f
7 changed files with 252 additions and 36 deletions
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17
components/lwip/core/ipv4/dhcp.c
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@@ -270,6 +270,15 @@ dhcp_handle_nak(struct netif *netif)
(void*)netif, netif->name[0], netif->name[1], (u16_t)netif->num));
/* remove IP address from interface (must no longer be used, as per RFC2131) */
netif_set_addr(netif, IP4_ADDR_ANY, IP4_ADDR_ANY, IP4_ADDR_ANY);
if (dhcp->cb != NULL) {
#ifdef ESP_LWIP
dhcp->cb(netif);
#else
dhcp->cb();
#endif
}
/* Change to a defined state */
dhcp_set_state(dhcp, DHCP_STATE_BACKING_OFF);
/* We can immediately restart discovery */
@@ -1413,6 +1422,14 @@ dhcp_release(struct netif *netif)
/* remove IP address from interface (prevents routing from selecting this interface) */
netif_set_addr(netif, IP4_ADDR_ANY, IP4_ADDR_ANY, IP4_ADDR_ANY);
if (dhcp->cb != NULL) {
#ifdef ESP_LWIP
dhcp->cb(netif);
#else
dhcp->cb();
#endif
}
return result;
}