net/netlink: Add RTM route support

Signed-off-by: meijian <meijian@xiaomi.com>

net/route/net_add_fileroute.c

@@ -33,6 +33,7 @@
 #include <nuttx/fs/fs.h>
 #include <nuttx/net/ip.h>
 
+#include "netlink/netlink.h"
 #include "route/fileroute.h"
 #include "route/route.h"
 
@@ -84,6 +85,8 @@ int net_addroute_ipv4(in_addr_t target, in_addr_t netmask, in_addr_t router)
   nwritten = net_writeroute_ipv4(&fshandle, &route);
 
   net_closeroute_ipv4(&fshandle);
+
+  netlink_route_notify(&route, RTM_NEWROUTE, AF_INET);
   return nwritten >= 0 ? 0 : (int)nwritten;
 }
 #endif
@@ -118,6 +121,8 @@ int net_addroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask,
   nwritten = net_writeroute_ipv6(&fshandle, &route);
 
   net_closeroute_ipv6(&fshandle);
+
+  netlink_route_notify(&route, RTM_NEWROUTE, AF_INET6);
   return nwritten >= 0 ? 0 : (int)nwritten;
 }
 #endif

net/route/net_add_ramroute.c

@@ -34,6 +34,7 @@
 
 #include <arch/irq.h>
 
+#include "netlink/netlink.h"
 #include "route/ramroute.h"
 #include "route/route.h"
 
@@ -86,6 +87,8 @@ int net_addroute_ipv4(in_addr_t target, in_addr_t netmask, in_addr_t router)
   ramroute_ipv4_addlast((FAR struct net_route_ipv4_entry_s *)route,
                         &g_ipv4_routes);
   net_unlock();
+
+  netlink_route_notify(route, RTM_NEWROUTE, AF_INET);
   return OK;
 }
 #endif
@@ -121,6 +124,8 @@ int net_addroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask,
   ramroute_ipv6_addlast((FAR struct net_route_ipv6_entry_s *)route,
                         &g_ipv6_routes);
   net_unlock();
+
+  netlink_route_notify(route, RTM_NEWROUTE, AF_INET6);
   return OK;
 }
 #endif

net/route/net_del_fileroute.c

@@ -36,6 +36,7 @@
 #include <nuttx/fs/fs.h>
 #include <nuttx/net/ip.h>
 
+#include "netlink/netlink.h"
 #include "route/fileroute.h"
 #include "route/cacheroute.h"
 #include "route/route.h"
@@ -313,6 +314,8 @@ int net_delroute_ipv4(in_addr_t target, in_addr_t netmask)
   filesize = (nentries - 1) * sizeof(struct net_route_ipv4_s);
   ret = file_truncate(&fshandle, filesize);
 
+  netlink_route_notify(&match, RTM_DELROUTE, AF_INET);
+
 errout_with_fshandle:
   net_closeroute_ipv4(&fshandle);
 
@@ -464,6 +467,8 @@ int net_delroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask)
   filesize = (nentries - 1) * sizeof(struct net_route_ipv6_s);
   ret = file_truncate(&fshandle, filesize);
 
+  netlink_route_notify(&match, RTM_DELROUTE, AF_INET6);
+
 errout_with_fshandle:
   net_closeroute_ipv6(&fshandle);
 

net/route/net_del_ramroute.c

@@ -32,6 +32,7 @@
 #include <arpa/inet.h>
 #include <nuttx/net/ip.h>
 
+#include "netlink/netlink.h"
 #include "route/ramroute.h"
 #include "route/route.h"
 
@@ -64,10 +65,10 @@ struct route_match_ipv6_s
  ****************************************************************************/
 
 /****************************************************************************
- * Name: net_match_ipv4
+ * Name: net_del_ipv4route
  *
  * Description:
- *   Return 1 if the route is available
+ *   Return 1 if the route is available, and delete the match route
  *
  * Input Parameters:
  *   route - The next route to examine
@@ -79,7 +80,8 @@ struct route_match_ipv6_s
  ****************************************************************************/
 
 #ifdef CONFIG_ROUTE_IPv4_RAMROUTE
-static int net_match_ipv4(FAR struct net_route_ipv4_s *route, FAR void *arg)
+static int net_del_ipv4route(FAR struct net_route_ipv4_s *route,
+                             FAR void *arg)
 {
   FAR struct route_match_ipv4_s *match =
                     (FAR struct route_match_ipv4_s *)arg;
@@ -109,6 +111,8 @@ static int net_match_ipv4(FAR struct net_route_ipv4_s *route, FAR void *arg)
           ramroute_ipv4_remfirst(&g_ipv4_routes);
         }
 
+      netlink_route_notify(route, RTM_DELROUTE, AF_INET);
+
       /* And free the routing table entry by adding it to the free list */
 
       net_freeroute_ipv4(route);
@@ -126,8 +130,8 @@ static int net_match_ipv4(FAR struct net_route_ipv4_s *route, FAR void *arg)
 #endif
 
 #ifdef CONFIG_ROUTE_IPv6_RAMROUTE
-static int net_match_ipv6(
-               FAR struct net_route_ipv6_s *route, FAR void *arg)
+static int net_del_ipv6route(FAR struct net_route_ipv6_s *route,
+                             FAR void *arg)
 {
   FAR struct route_match_ipv6_s *match =
                      (FAR struct route_match_ipv6_s *)arg;
@@ -165,6 +169,8 @@ static int net_match_ipv6(
           ramroute_ipv6_remfirst(&g_ipv6_routes);
         }
 
+      netlink_route_notify(route, RTM_DELROUTE, AF_INET6);
+
       /* And free the routing table entry by adding it to the free list */
 
       net_freeroute_ipv6(route);
@@ -211,7 +217,7 @@ int net_delroute_ipv4(in_addr_t target, in_addr_t netmask)
 
   /* Then remove the entry from the routing table */
 
-  return net_foreachroute_ipv4(net_match_ipv4, &match) ? OK : -ENOENT;
+  return net_foreachroute_ipv4(net_del_ipv4route, &match) ? OK : -ENOENT;
 }
 #endif
 
@@ -228,7 +234,7 @@ int net_delroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask)
 
   /* Then remove the entry from the routing table */
 
-  return net_foreachroute_ipv6(net_match_ipv6, &match) ? OK : -ENOENT;
+  return net_foreachroute_ipv6(net_del_ipv6route, &match) ? OK : -ENOENT;
 }
 #endif