tap: add support to configure tap interface host MTU size

[vpp.git] / src / vnet / devices / tap / tapv2_api.c

diff --git a/src/vnet/devices/tap/tapv2_api.c b/src/vnet/devices/tap/tapv2_api.c
index f0c980a..2471d00 100644 (file)
--- a/src/vnet/devices/tap/tapv2_api.c
+++ b/src/vnet/devices/tap/tapv2_api.c
@@ -58,7 +58,7 @@ vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
   vl_api_registration_t *reg;
   tap_create_if_args_t _a, *ap = &_a;
 
-  memset (ap, 0, sizeof (*ap));
+  clib_memset (ap, 0, sizeof (*ap));
 
   ap->id = ntohl (mp->id);
   if (!mp->use_random_mac)
@@ -109,6 +109,14 @@ vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
       ap->host_ip6_gw_set = 1;
     }
 
+  if (mp->host_mtu_set)
+    {
+      ap->host_mtu_size = ntohl (mp->host_mtu_size);
+      ap->host_mtu_set = 1;
+    }
+
+  ap->tap_flags = ntohl (mp->tap_flags);
+
   tap_create_if (vm, ap);
 
   reg = vl_api_client_index_to_registration (mp->client_index);
@@ -134,31 +142,12 @@ vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
   vl_api_send_msg (reg, (u8 *) rmp);
 }
 
-static void
-tap_send_sw_interface_event_deleted (vpe_api_main_t * am,
-                                    vl_api_registration_t * reg,
-                                    u32 sw_if_index)
-{
-  vl_api_sw_interface_event_t *mp;
-
-  mp = vl_msg_api_alloc (sizeof (*mp));
-  memset (mp, 0, sizeof (*mp));
-  mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
-  mp->sw_if_index = ntohl (sw_if_index);
-
-  mp->admin_up_down = 0;
-  mp->link_up_down = 0;
-  mp->deleted = 1;
-  vl_api_send_msg (reg, (u8 *) mp);
-}
-
 static void
 vl_api_tap_delete_v2_t_handler (vl_api_tap_delete_v2_t * mp)
 {
   vnet_main_t *vnm = vnet_get_main ();
   vlib_main_t *vm = vlib_get_main ();
   int rv;
-  vpe_api_main_t *vam = &vpe_api_main;
   vl_api_tap_delete_v2_reply_t *rmp;
   vl_api_registration_t *reg;
   u32 sw_if_index = ntohl (mp->sw_if_index);
@@ -177,10 +166,7 @@ vl_api_tap_delete_v2_t_handler (vl_api_tap_delete_v2_t * mp)
   vl_api_send_msg (reg, (u8 *) rmp);
 
   if (!rv)
-    {
-      vnet_clear_sw_interface_tag (vnm, sw_if_index);
-      tap_send_sw_interface_event_deleted (vam, reg, sw_if_index);
-    }
+    vnet_clear_sw_interface_tag (vnm, sw_if_index);
 }
 
 static void
@@ -190,10 +176,11 @@ tap_send_sw_interface_details (vpe_api_main_t * am,
 {
   vl_api_sw_interface_tap_v2_details_t *mp;
   mp = vl_msg_api_alloc (sizeof (*mp));
-  memset (mp, 0, sizeof (*mp));
+  clib_memset (mp, 0, sizeof (*mp));
   mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_TAP_V2_DETAILS);
   mp->id = htonl (tap_if->id);
   mp->sw_if_index = htonl (tap_if->sw_if_index);
+  mp->tap_flags = htonl (tap_if->tap_flags);
   clib_memcpy (mp->dev_name, tap_if->dev_name,
               MIN (ARRAY_LEN (mp->dev_name) - 1,
                    strlen ((const char *) tap_if->dev_name)));
@@ -209,6 +196,7 @@ tap_send_sw_interface_details (vpe_api_main_t * am,
   clib_memcpy (mp->host_bridge, tap_if->host_bridge,
               MIN (ARRAY_LEN (mp->host_bridge) - 1,
                    strlen ((const char *) tap_if->host_bridge)));
+  mp->host_mtu_size = htonl (tap_if->host_mtu_size);
   if (tap_if->host_ip4_prefix_len)
     clib_memcpy (&mp->host_ip4_addr, &tap_if->host_ip4_addr, 4);
   mp->host_ip4_prefix_len = tap_if->host_ip4_prefix_len;