net: Add IPv6 route add and delete event with info

If CONFIG_NET_MGMT_EVENT_INFO is enabled then provide mgmt info
about the route, which is added or deleted.

Signed-off-by: Ravi kumar Veeramally <[email protected]>

Author: rveerama1

subsys/net/ip/route.c

@@ -307,6 +307,9 @@ struct net_route_entry *net_route_add(struct net_if *iface,
 	struct net_nbr *nbr, *nbr_nexthop, *tmp;
 	struct net_route_nexthop *nexthop_route;
 	struct net_route_entry *route;
+#if defined(CONFIG_NET_MGMT_EVENT_INFO)
+       struct net_event_ipv6_route info;
+#endif
 
 	NET_ASSERT(addr);
 	NET_ASSERT(iface);
@@ -411,7 +414,17 @@ struct net_route_entry *net_route_add(struct net_if *iface,
 
 	net_route_info("Added", route, addr);
 
+#if defined(CONFIG_NET_MGMT_EVENT_INFO)
+	net_ipaddr_copy(&info.addr, addr);
+	net_ipaddr_copy(&info.nexthop, nexthop);
+	info.prefix_len = prefix_len;
+
+	net_mgmt_event_notify_with_info(NET_EVENT_IPV6_ROUTE_ADD,
+					iface, (void *) &info,
+					sizeof(struct net_event_ipv6_route));
+#else
 	net_mgmt_event_notify(NET_EVENT_IPV6_ROUTE_ADD, iface);
+#endif
 
 	return route;
 }
@@ -420,11 +433,27 @@ int net_route_del(struct net_route_entry *route)
 {
 	struct net_nbr *nbr;
 	struct net_route_nexthop *nexthop_route;
+#if defined(CONFIG_NET_MGMT_EVENT_INFO)
+       struct net_event_ipv6_route info;
+#endif
 
 	if (!route) {
 		return -EINVAL;
 	}
 
+#if defined(CONFIG_NET_MGMT_EVENT_INFO)
+	net_ipaddr_copy(&info.addr, &route->addr);
+	info.prefix_len = route->prefix_len;
+	net_ipaddr_copy(&info.nexthop,
+			net_route_get_nexthop(route));
+
+	net_mgmt_event_notify_with_info(NET_EVENT_IPV6_ROUTE_DEL,
+					route->iface, (void *) &info,
+					sizeof(struct net_event_ipv6_route));
+#else
+	net_mgmt_event_notify(NET_EVENT_IPV6_ROUTE_DEL, route->iface);
+#endif
+
 	sys_slist_find_and_remove(&routes, &route->node);
 
 	nbr = net_route_get_nbr(route);
@@ -434,8 +463,6 @@ int net_route_del(struct net_route_entry *route)
 
 	net_route_info("Deleted", route, &route->addr);
 
-	net_mgmt_event_notify(NET_EVENT_IPV6_ROUTE_DEL, nbr->iface);
-
 	SYS_SLIST_FOR_EACH_CONTAINER(&route->nexthop, nexthop_route, node) {
 		if (!nexthop_route->nbr) {
 			continue;