ip: Replace Sematics for Interface IP addresses
[vpp.git] / src / vnet / interface_api.c
index d3f170f..5b24a29 100644 (file)
 #include <vnet/fib/fib_api.h>
 #include <vnet/mfib/mfib_table.h>
 
+#include <vlibapi/api_types.h>
+
+#include <vnet/ip/ip_types_api.h>
+#include <vnet/ethernet/ethernet_types_api.h>
+
 #define vl_typedefs            /* define message structures */
 #include <vnet/vnet_all_api_h.h>
 #undef vl_typedefs
@@ -50,24 +55,36 @@ vpe_api_main_t vpe_api_main;
 
 #define foreach_vpe_api_msg                                     \
 _(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags)               \
+_(HW_INTERFACE_SET_MTU, hw_interface_set_mtu)                   \
 _(SW_INTERFACE_SET_MTU, sw_interface_set_mtu)                   \
 _(WANT_INTERFACE_EVENTS, want_interface_events)                 \
 _(SW_INTERFACE_DUMP, sw_interface_dump)                         \
 _(SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address)   \
 _(SW_INTERFACE_SET_RX_MODE, sw_interface_set_rx_mode)           \
+_(SW_INTERFACE_RX_PLACEMENT_DUMP, sw_interface_rx_placement_dump) \
+_(SW_INTERFACE_SET_RX_PLACEMENT, sw_interface_set_rx_placement)        \
 _(SW_INTERFACE_SET_TABLE, sw_interface_set_table)               \
 _(SW_INTERFACE_GET_TABLE, sw_interface_get_table)               \
 _(SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered)     \
 _(SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats)           \
 _(SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del)           \
+_(SW_INTERFACE_ADD_DEL_MAC_ADDRESS, sw_interface_add_del_mac_address) \
 _(SW_INTERFACE_SET_MAC_ADDRESS, sw_interface_set_mac_address)   \
+_(SW_INTERFACE_GET_MAC_ADDRESS, sw_interface_get_mac_address)   \
 _(CREATE_VLAN_SUBIF, create_vlan_subif)                         \
 _(CREATE_SUBIF, create_subif)                                   \
 _(DELETE_SUBIF, delete_subif)                                   \
 _(CREATE_LOOPBACK, create_loopback)                            \
 _(CREATE_LOOPBACK_INSTANCE, create_loopback_instance)          \
 _(DELETE_LOOPBACK, delete_loopback)                             \
-_(INTERFACE_NAME_RENUMBER, interface_name_renumber)
+_(INTERFACE_NAME_RENUMBER, interface_name_renumber)             \
+_(COLLECT_DETAILED_INTERFACE_STATS, collect_detailed_interface_stats) \
+_(SW_INTERFACE_SET_IP_DIRECTED_BROADCAST,                       \
+  sw_interface_set_ip_directed_broadcast)                       \
+_(SW_INTERFACE_ADDRESS_REPLACE_BEGIN,                           \
+  sw_interface_address_replace_begin)                           \
+_(SW_INTERFACE_ADDRESS_REPLACE_END,                             \
+  sw_interface_address_replace_end)
 
 static void
 vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
@@ -80,7 +97,9 @@ vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
 
   VALIDATE_SW_IF_INDEX (mp);
 
-  flags = mp->admin_up_down ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
+  flags =
+    ((ntohl (mp->flags)) & IF_STATUS_API_FLAG_ADMIN_UP) ?
+    VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
 
   error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags);
   if (error)
@@ -94,11 +113,10 @@ vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
 }
 
 static void
-vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
+vl_api_hw_interface_set_mtu_t_handler (vl_api_hw_interface_set_mtu_t * mp)
 {
-  vl_api_sw_interface_set_mtu_reply_t *rmp;
+  vl_api_hw_interface_set_mtu_reply_t *rmp;
   vnet_main_t *vnm = vnet_get_main ();
-  u32 flags = ETHERNET_INTERFACE_FLAG_MTU;
   u32 sw_if_index = ntohl (mp->sw_if_index);
   u16 mtu = ntohs (mp->mtu);
   ethernet_main_t *em = &ethernet_main;
@@ -134,16 +152,51 @@ vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
       goto bad_sw_if_index;
     }
 
-  if (hi->max_packet_bytes != mtu)
+  vnet_hw_interface_set_mtu (vnm, si->hw_if_index, mtu);
+
+  BAD_SW_IF_INDEX_LABEL;
+  REPLY_MACRO (VL_API_HW_INTERFACE_SET_MTU_REPLY);
+}
+
+static void
+vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
+{
+  vl_api_sw_interface_set_mtu_reply_t *rmp;
+  vnet_main_t *vnm = vnet_get_main ();
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  int rv = 0;
+  int i;
+  u32 per_protocol_mtu[VNET_N_MTU];
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  for (i = 0; i < VNET_N_MTU; i++)
     {
-      hi->max_packet_bytes = mtu;
-      ethernet_set_flags (vnm, si->hw_if_index, flags);
+      per_protocol_mtu[i] = ntohl (mp->mtu[i]);
     }
+  vnet_sw_interface_set_protocol_mtu (vnm, sw_if_index, per_protocol_mtu);
 
   BAD_SW_IF_INDEX_LABEL;
   REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY);
 }
 
+static void
+  vl_api_sw_interface_set_ip_directed_broadcast_t_handler
+  (vl_api_sw_interface_set_ip_directed_broadcast_t * mp)
+{
+  vl_api_sw_interface_set_ip_directed_broadcast_reply_t *rmp;
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  int rv = 0;
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  vnet_sw_interface_ip_directed_broadcast (vnet_get_main (),
+                                          sw_if_index, mp->enable);
+
+  BAD_SW_IF_INDEX_LABEL;
+  REPLY_MACRO (VL_API_SW_INTERFACE_SET_IP_DIRECTED_BROADCAST_REPLY);
+}
+
 static void
 send_sw_interface_details (vpe_api_main_t * am,
                           vl_api_registration_t * rp,
@@ -152,24 +205,55 @@ send_sw_interface_details (vpe_api_main_t * am,
 {
   vnet_hw_interface_t *hi =
     vnet_get_sup_hw_interface (am->vnet_main, swif->sw_if_index);
+  vnet_device_class_t *dev_class =
+    vnet_get_device_class (am->vnet_main, hi->dev_class_index);
 
   vl_api_sw_interface_details_t *mp = vl_msg_api_alloc (sizeof (*mp));
-  memset (mp, 0, sizeof (*mp));
+  clib_memset (mp, 0, sizeof (*mp));
   mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_DETAILS);
   mp->sw_if_index = ntohl (swif->sw_if_index);
   mp->sup_sw_if_index = ntohl (swif->sup_sw_if_index);
-  mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
-  mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
+
+  mp->flags |= (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ?
+    IF_STATUS_API_FLAG_ADMIN_UP : 0;
+  mp->flags |= (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ?
+    IF_STATUS_API_FLAG_LINK_UP : 0;
+  mp->flags = ntohl (mp->flags);
+
+  switch (swif->type)
+    {
+    case VNET_SW_INTERFACE_TYPE_SUB:
+      mp->type = IF_API_TYPE_SUB;
+      break;
+    case VNET_SW_INTERFACE_TYPE_P2P:
+      mp->type = IF_API_TYPE_P2P;
+      break;
+    case VNET_SW_INTERFACE_TYPE_PIPE:
+      mp->type = IF_API_TYPE_PIPE;
+      break;
+    default:
+      mp->type = IF_API_TYPE_HARDWARE;
+    }
+  mp->type = ntohl (mp->type);
+
   mp->link_duplex = ((hi->flags & VNET_HW_INTERFACE_FLAG_DUPLEX_MASK) >>
                     VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT);
-  mp->link_speed = ((hi->flags & VNET_HW_INTERFACE_FLAG_SPEED_MASK) >>
-                   VNET_HW_INTERFACE_FLAG_SPEED_SHIFT);
+  mp->link_speed = ntohl (hi->link_speed);
   mp->link_mtu = ntohs (hi->max_packet_bytes);
+  mp->mtu[VNET_MTU_L3] = ntohl (swif->mtu[VNET_MTU_L3]);
+  mp->mtu[VNET_MTU_IP4] = ntohl (swif->mtu[VNET_MTU_IP4]);
+  mp->mtu[VNET_MTU_IP6] = ntohl (swif->mtu[VNET_MTU_IP6]);
+  mp->mtu[VNET_MTU_MPLS] = ntohl (swif->mtu[VNET_MTU_MPLS]);
+
   mp->context = context;
 
   strncpy ((char *) mp->interface_name,
           (char *) interface_name, ARRAY_LEN (mp->interface_name) - 1);
 
+  if (dev_class && dev_class->name)
+    strncpy ((char *) mp->interface_dev_type, (char *) dev_class->name,
+            ARRAY_LEN (mp->interface_dev_type) - 1);
+
   /* Send the L2 address for ethernet physical intfcs */
   if (swif->sup_sw_if_index == swif->sw_if_index
       && hi->hw_class_index == ethernet_hw_interface_class.index)
@@ -179,60 +263,54 @@ send_sw_interface_details (vpe_api_main_t * am,
 
       ei = pool_elt_at_index (em->interfaces, hi->hw_instance);
       ASSERT (sizeof (mp->l2_address) >= sizeof (ei->address));
-      clib_memcpy (mp->l2_address, ei->address, sizeof (ei->address));
-      mp->l2_address_length = ntohl (sizeof (ei->address));
+      mac_address_encode ((mac_address_t *) ei->address, mp->l2_address);
     }
   else if (swif->sup_sw_if_index != swif->sw_if_index)
     {
       vnet_sub_interface_t *sub = &swif->sub;
       mp->sub_id = ntohl (sub->id);
-      mp->sub_dot1ad = sub->eth.flags.dot1ad;
       mp->sub_number_of_tags =
        sub->eth.flags.one_tag + sub->eth.flags.two_tags * 2;
       mp->sub_outer_vlan_id = ntohs (sub->eth.outer_vlan_id);
       mp->sub_inner_vlan_id = ntohs (sub->eth.inner_vlan_id);
-      mp->sub_exact_match = sub->eth.flags.exact_match;
-      mp->sub_default = sub->eth.flags.default_sub;
-      mp->sub_outer_vlan_id_any = sub->eth.flags.outer_vlan_id_any;
-      mp->sub_inner_vlan_id_any = sub->eth.flags.inner_vlan_id_any;
+      mp->sub_if_flags =
+       ntohl (sub->eth.raw_flags & SUB_IF_API_FLAG_MASK_VNET);
+    }
 
-      /* vlan tag rewrite data */
-      u32 vtr_op = L2_VTR_DISABLED;
-      u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0;
+  /* vlan tag rewrite data */
+  u32 vtr_op = L2_VTR_DISABLED;
+  u32 vtr_push_dot1q = 0, vtr_tag1 = 0, vtr_tag2 = 0;
 
-      if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
-                    &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0)
-       {
-         // error - default to disabled
-         mp->vtr_op = ntohl (L2_VTR_DISABLED);
-         clib_warning ("cannot get vlan tag rewrite for sw_if_index %d",
-                       swif->sw_if_index);
-       }
-      else
-       {
-         mp->vtr_op = ntohl (vtr_op);
-         mp->vtr_push_dot1q = ntohl (vtr_push_dot1q);
-         mp->vtr_tag1 = ntohl (vtr_tag1);
-         mp->vtr_tag2 = ntohl (vtr_tag2);
-       }
+  if (l2vtr_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
+                &vtr_op, &vtr_push_dot1q, &vtr_tag1, &vtr_tag2) != 0)
+    {
+      // error - default to disabled
+      mp->vtr_op = ntohl (L2_VTR_DISABLED);
+      clib_warning ("cannot get vlan tag rewrite for sw_if_index %d",
+                   swif->sw_if_index);
+    }
+  else
+    {
+      mp->vtr_op = ntohl (vtr_op);
+      mp->vtr_push_dot1q = ntohl (vtr_push_dot1q);
+      mp->vtr_tag1 = ntohl (vtr_tag1);
+      mp->vtr_tag2 = ntohl (vtr_tag2);
     }
 
   /* pbb tag rewrite data */
   ethernet_header_t eth_hdr;
-  u32 vtr_op = L2_VTR_DISABLED;
+  u32 pbb_vtr_op = L2_VTR_DISABLED;
   u16 outer_tag = 0;
   u16 b_vlanid = 0;
   u32 i_sid = 0;
-  memset (&eth_hdr, 0, sizeof (eth_hdr));
+  clib_memset (&eth_hdr, 0, sizeof (eth_hdr));
 
   if (!l2pbb_get (am->vlib_main, am->vnet_main, swif->sw_if_index,
-                 &vtr_op, &outer_tag, &eth_hdr, &b_vlanid, &i_sid))
+                 &pbb_vtr_op, &outer_tag, &eth_hdr, &b_vlanid, &i_sid))
     {
-      mp->sub_dot1ah = 1;
-      clib_memcpy (mp->b_dmac, eth_hdr.dst_address,
-                  sizeof (eth_hdr.dst_address));
-      clib_memcpy (mp->b_smac, eth_hdr.src_address,
-                  sizeof (eth_hdr.src_address));
+      mp->sub_if_flags |= ntohl (SUB_IF_API_FLAG_DOT1AH);
+      mac_address_encode ((mac_address_t *) eth_hdr.dst_address, mp->b_dmac);
+      mac_address_encode ((mac_address_t *) eth_hdr.src_address, mp->b_smac);
       mp->b_vlanid = b_vlanid;
       mp->i_sid = i_sid;
     }
@@ -251,6 +329,7 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
   vnet_sw_interface_t *swif;
   vnet_interface_main_t *im = &am->vnet_main->interface_main;
   vl_api_registration_t *rp;
+  u32 sw_if_index;
 
   rp = vl_api_client_index_to_registration (mp->client_index);
 
@@ -261,10 +340,29 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
     }
 
   u8 *filter = 0, *name = 0;
+  sw_if_index = ntohl (mp->sw_if_index);
+
+  if (!mp->name_filter_valid && sw_if_index != ~0 && sw_if_index != 0)
+    {
+      /* is it a valid sw_if_index? */
+      if (!vnet_sw_if_index_is_api_valid (sw_if_index))
+       return;
+
+      swif = vec_elt_at_index (im->sw_interfaces, sw_if_index);
+
+      vec_reset_length (name);
+      name =
+       format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main,
+               swif, 0);
+      send_sw_interface_details (am, rp, swif, name, mp->context);
+      vec_free (name);
+      return;
+    }
+
   if (mp->name_filter_valid)
     {
-      mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0;
-      filter = format (0, "%s%c", mp->name_filter, 0);
+      filter = vl_api_from_api_to_new_vec (&mp->name_filter);
+      vec_add1 (filter, 0);    /* Ensure it's a C string for strcasecmp() */
     }
 
   char *strcasestr (char *, char *);   /* lnx hdr file botch */
@@ -298,6 +396,7 @@ static void
   int rv = 0;
   u32 is_del;
   clib_error_t *error = 0;
+  ip46_address_t address;
 
   VALIDATE_SW_IF_INDEX (mp);
 
@@ -306,14 +405,14 @@ static void
 
   if (mp->del_all)
     ip_del_all_interface_addresses (vm, ntohl (mp->sw_if_index));
-  else if (mp->is_ipv6)
+  else if (ip_address_decode (&mp->prefix.address, &address) == IP46_TYPE_IP6)
     error = ip6_add_del_interface_address (vm, ntohl (mp->sw_if_index),
-                                          (void *) mp->address,
-                                          mp->address_length, is_del);
+                                          (void *) &address.ip6,
+                                          mp->prefix.len, is_del);
   else
     error = ip4_add_del_interface_address (vm, ntohl (mp->sw_if_index),
-                                          (void *) mp->address,
-                                          mp->address_length, is_del);
+                                          (void *) &address.ip4,
+                                          mp->prefix.len, is_del);
 
   if (error)
     {
@@ -328,18 +427,6 @@ done:
   REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS_REPLY);
 }
 
-void stats_dslock_with_hint (int hint, int tag) __attribute__ ((weak));
-void
-stats_dslock_with_hint (int hint, int tag)
-{
-}
-
-void stats_dsunlock (void) __attribute__ ((weak));
-void
-stats_dsunlock (void)
-{
-}
-
 static void
 vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp)
 {
@@ -350,15 +437,11 @@ vl_api_sw_interface_set_table_t_handler (vl_api_sw_interface_set_table_t * mp)
 
   VALIDATE_SW_IF_INDEX (mp);
 
-  stats_dslock_with_hint (1 /* release hint */ , 4 /* tag */ );
-
   if (mp->is_ipv6)
     rv = ip_table_bind (FIB_PROTOCOL_IP6, sw_if_index, table_id, 1);
   else
     rv = ip_table_bind (FIB_PROTOCOL_IP4, sw_if_index, table_id, 1);
 
-  stats_dsunlock ();
-
   BAD_SW_IF_INDEX_LABEL;
 
   REPLY_MACRO (VL_API_SW_INTERFACE_SET_TABLE_REPLY);
@@ -384,31 +467,16 @@ ip_table_bind (fib_protocol_t fproto,
       msrc = MFIB_SOURCE_CLI;
     }
 
-  /*
-   * This is temporary whilst I do the song and dance with the CSIT version
-   */
-  if (0 != table_id)
-    {
-      fib_index = fib_table_find_or_create_and_lock (fproto, table_id, src);
-      mfib_index =
-       mfib_table_find_or_create_and_lock (fproto, table_id, msrc);
-    }
-  else
-    {
-      fib_index = 0;
-      mfib_index = 0;
-    }
-
   /*
    * This if table does not exist = error is what we want in the end.
    */
-  /* fib_index = fib_table_find (fproto, table_id); */
-  /* mfib_index = mfib_table_find (fproto, table_id); */
+  fib_index = fib_table_find (fproto, table_id);
+  mfib_index = mfib_table_find (fproto, table_id);
 
-  /* if (~0 == fib_index || ~0 == mfib_index) */
-  /*   { */
-  /*     return (VNET_API_ERROR_NO_SUCH_FIB); */
-  /*   } */
+  if (~0 == fib_index || ~0 == mfib_index)
+    {
+      return (VNET_API_ERROR_NO_SUCH_FIB);
+    }
 
   if (FIB_PROTOCOL_IP6 == fproto)
     {
@@ -416,7 +484,7 @@ ip_table_bind (fib_protocol_t fproto,
        * If the interface already has in IP address, then a change int
        * VRF is not allowed. The IP address applied must first be removed.
        * We do not do that automatically here, since VPP has no knowledge
-       * of whether thoses subnets are valid in the destination VRF.
+       * of whether those subnets are valid in the destination VRF.
        */
       /* *INDENT-OFF* */
       foreach_ip_interface_address (&ip6_main.lookup_main,
@@ -467,7 +535,7 @@ ip_table_bind (fib_protocol_t fproto,
        * If the interface already has in IP address, then a change int
        * VRF is not allowed. The IP address applied must first be removed.
        * We do not do that automatically here, since VPP has no knowledge
-       * of whether thoses subnets are valid in the destination VRF.
+       * of whether those subnets are valid in the destination VRF.
        */
       /* *INDENT-OFF* */
       foreach_ip_interface_address (&ip4_main.lookup_main,
@@ -516,38 +584,29 @@ ip_table_bind (fib_protocol_t fproto,
       ip4_main.mfib_index_by_sw_if_index[sw_if_index] = mfib_index;
     }
 
-  /*
-   * Temporary. undo the locks from the find and create at the staart
-   */
-  if (0 != table_id)
-    {
-      fib_table_unlock (fib_index, fproto, src);
-      mfib_table_unlock (mfib_index, fproto, msrc);
-    }
-
   return (0);
 }
 
 static void
-send_sw_interface_get_table_reply (svm_queue_t * q,
+send_sw_interface_get_table_reply (vl_api_registration_t * reg,
                                   u32 context, int retval, u32 vrf_id)
 {
   vl_api_sw_interface_get_table_reply_t *mp;
 
   mp = vl_msg_api_alloc (sizeof (*mp));
-  memset (mp, 0, sizeof (*mp));
+  clib_memset (mp, 0, sizeof (*mp));
   mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_GET_TABLE_REPLY);
   mp->context = context;
   mp->retval = htonl (retval);
   mp->vrf_id = htonl (vrf_id);
 
-  vl_msg_api_send_shmem (q, (u8 *) & mp);
+  vl_api_send_msg (reg, (u8 *) mp);
 }
 
 static void
 vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
 {
-  svm_queue_t *q;
+  vl_api_registration_t *reg;
   fib_table_t *fib_table = 0;
   u32 sw_if_index = ~0;
   u32 fib_index = ~0;
@@ -555,8 +614,8 @@ vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
   fib_protocol_t fib_proto = FIB_PROTOCOL_IP4;
   int rv = 0;
 
-  q = vl_api_client_index_to_input_queue (mp->client_index);
-  if (q == 0)
+  reg = vl_api_client_index_to_registration (mp->client_index);
+  if (!reg)
     return;
 
   VALIDATE_SW_IF_INDEX (mp);
@@ -575,7 +634,7 @@ vl_api_sw_interface_get_table_t_handler (vl_api_sw_interface_get_table_t * mp)
 
   BAD_SW_IF_INDEX_LABEL;
 
-  send_sw_interface_get_table_reply (q, mp->context, rv, table_id);
+  send_sw_interface_get_table_reply (reg, mp->context, rv, table_id);
 }
 
 static void vl_api_sw_interface_set_unnumbered_t_handler
@@ -586,7 +645,6 @@ static void vl_api_sw_interface_set_unnumbered_t_handler
   vnet_main_t *vnm = vnet_get_main ();
   u32 sw_if_index = ntohl (mp->sw_if_index);
   u32 unnumbered_sw_if_index = ntohl (mp->unnumbered_sw_if_index);
-  u32 was_unnum;
 
   /*
    * The API message field names are backwards from
@@ -606,42 +664,8 @@ static void vl_api_sw_interface_set_unnumbered_t_handler
       goto done;
     }
 
-  vnet_sw_interface_t *si =
-    vnet_get_sw_interface (vnm, unnumbered_sw_if_index);
-  was_unnum = (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED);
-
-  if (mp->is_add)
-    {
-      si->flags |= VNET_SW_INTERFACE_FLAG_UNNUMBERED;
-      si->unnumbered_sw_if_index = sw_if_index;
-
-      ip4_main.lookup_main.if_address_pool_index_by_sw_if_index
-       [unnumbered_sw_if_index] =
-       ip4_main.
-       lookup_main.if_address_pool_index_by_sw_if_index[sw_if_index];
-      ip6_main.
-       lookup_main.if_address_pool_index_by_sw_if_index
-       [unnumbered_sw_if_index] =
-       ip6_main.
-       lookup_main.if_address_pool_index_by_sw_if_index[sw_if_index];
-    }
-  else
-    {
-      si->flags &= ~(VNET_SW_INTERFACE_FLAG_UNNUMBERED);
-      si->unnumbered_sw_if_index = (u32) ~ 0;
-
-      ip4_main.lookup_main.if_address_pool_index_by_sw_if_index
-       [unnumbered_sw_if_index] = ~0;
-      ip6_main.lookup_main.if_address_pool_index_by_sw_if_index
-       [unnumbered_sw_if_index] = ~0;
-    }
-
-  if (was_unnum != (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
-    {
-      ip4_sw_interface_enable_disable (unnumbered_sw_if_index, mp->is_add);
-      ip6_sw_interface_enable_disable (unnumbered_sw_if_index, mp->is_add);
-    }
-
+  vnet_sw_interface_update_unnumbered (unnumbered_sw_if_index,
+                                      sw_if_index, mp->is_add);
 done:
   REPLY_MACRO (VL_API_SW_INTERFACE_SET_UNNUMBERED_REPLY);
 }
@@ -656,52 +680,34 @@ vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t *
   vnet_interface_main_t *im = &vnm->interface_main;
   vlib_simple_counter_main_t *sm;
   vlib_combined_counter_main_t *cm;
-  static vnet_main_t **my_vnet_mains;
-  int i, j, n_counters;
+  int j, n_counters;
   int rv = 0;
 
   if (mp->sw_if_index != ~0)
     VALIDATE_SW_IF_INDEX (mp);
 
-  vec_reset_length (my_vnet_mains);
-
-  for (i = 0; i < vec_len (vnet_mains); i++)
-    {
-      if (vnet_mains[i])
-       vec_add1 (my_vnet_mains, vnet_mains[i]);
-    }
-
-  if (vec_len (vnet_mains) == 0)
-    vec_add1 (my_vnet_mains, vnm);
-
   n_counters = vec_len (im->combined_sw_if_counters);
 
   for (j = 0; j < n_counters; j++)
     {
-      for (i = 0; i < vec_len (my_vnet_mains); i++)
-       {
-         im = &my_vnet_mains[i]->interface_main;
-         cm = im->combined_sw_if_counters + j;
-         if (mp->sw_if_index == (u32) ~ 0)
-           vlib_clear_combined_counters (cm);
-         else
-           vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index));
-       }
+      im = &vnm->interface_main;
+      cm = im->combined_sw_if_counters + j;
+      if (mp->sw_if_index == (u32) ~ 0)
+       vlib_clear_combined_counters (cm);
+      else
+       vlib_zero_combined_counter (cm, ntohl (mp->sw_if_index));
     }
 
   n_counters = vec_len (im->sw_if_counters);
 
   for (j = 0; j < n_counters; j++)
     {
-      for (i = 0; i < vec_len (my_vnet_mains); i++)
-       {
-         im = &my_vnet_mains[i]->interface_main;
-         sm = im->sw_if_counters + j;
-         if (mp->sw_if_index == (u32) ~ 0)
-           vlib_clear_simple_counters (sm);
-         else
-           vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index));
-       }
+      im = &vnm->interface_main;
+      sm = im->sw_if_counters + j;
+      if (mp->sw_if_index == (u32) ~ 0)
+       vlib_clear_simple_counters (sm);
+      else
+       vlib_zero_simple_counter (sm, ntohl (mp->sw_if_index));
     }
 
   BAD_SW_IF_INDEX_LABEL;
@@ -709,38 +715,41 @@ vl_api_sw_interface_clear_stats_t_handler (vl_api_sw_interface_clear_stats_t *
   REPLY_MACRO (VL_API_SW_INTERFACE_CLEAR_STATS_REPLY);
 }
 
-#define API_LINK_STATE_EVENT 1
-#define API_ADMIN_UP_DOWN_EVENT 2
-
-static int
-event_data_cmp (void *a1, void *a2)
+/*
+ * Events used for sw_interface_events
+ */
+enum api_events
 {
-  uword *e1 = a1;
-  uword *e2 = a2;
-
-  return (word) e1[0] - (word) e2[0];
-}
+  API_LINK_STATE_UP_EVENT = 1 << 1,
+  API_LINK_STATE_DOWN_EVENT = 1 << 2,
+  API_ADMIN_UP_EVENT = 1 << 3,
+  API_ADMIN_DOWN_EVENT = 1 << 4,
+  API_SW_INTERFACE_ADD_EVENT = 1 << 5,
+  API_SW_INTERFACE_DEL_EVENT = 1 << 6,
+};
 
 static void
 send_sw_interface_event (vpe_api_main_t * am,
                         vpe_client_registration_t * reg,
-                        svm_queue_t * q, vnet_sw_interface_t * swif)
+                        vl_api_registration_t * vl_reg,
+                        u32 sw_if_index, enum api_events events)
 {
   vl_api_sw_interface_event_t *mp;
-  vnet_main_t *vnm = am->vnet_main;
 
-  vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm,
-                                                      swif->sw_if_index);
   mp = vl_msg_api_alloc (sizeof (*mp));
-  memset (mp, 0, sizeof (*mp));
+  clib_memset (mp, 0, sizeof (*mp));
   mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
-  mp->sw_if_index = ntohl (swif->sw_if_index);
+  mp->sw_if_index = ntohl (sw_if_index);
   mp->client_index = reg->client_index;
   mp->pid = reg->client_pid;
-
-  mp->admin_up_down = (swif->flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ? 1 : 0;
-  mp->link_up_down = (hi->flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ? 1 : 0;
-  vl_msg_api_send_shmem (q, (u8 *) & mp);
+  mp->flags = 0;
+  mp->flags |= (events & API_ADMIN_UP_EVENT) ?
+    IF_STATUS_API_FLAG_ADMIN_UP : 0;
+  mp->flags |= (events & API_LINK_STATE_UP_EVENT) ?
+    IF_STATUS_API_FLAG_LINK_UP : 0;
+  mp->flags = ntohl (mp->flags);
+  mp->deleted = events & API_SW_INTERFACE_DEL_EVENT ? true : false;
+  vl_api_send_msg (vl_reg, (u8 *) mp);
 }
 
 static uword
@@ -748,13 +757,13 @@ link_state_process (vlib_main_t * vm,
                    vlib_node_runtime_t * rt, vlib_frame_t * f)
 {
   vpe_api_main_t *vam = &vpe_api_main;
-  vnet_main_t *vnm = vam->vnet_main;
-  vnet_sw_interface_t *swif;
-  uword *event_data = 0;
+  uword *event_by_sw_if_index = 0;
   vpe_client_registration_t *reg;
   int i;
-  u32 prev_sw_if_index;
-  svm_queue_t *q;
+  vl_api_registration_t *vl_reg;
+  uword event_type;
+  uword *event_data = 0;
+  u32 sw_if_index;
 
   vam->link_state_process_up = 1;
 
@@ -762,42 +771,33 @@ link_state_process (vlib_main_t * vm,
     {
       vlib_process_wait_for_event (vm);
 
-      /* Unified list of changed link or admin state sw_if_indices */
-      vlib_process_get_events_with_type
-       (vm, &event_data, API_LINK_STATE_EVENT);
-      vlib_process_get_events_with_type
-       (vm, &event_data, API_ADMIN_UP_DOWN_EVENT);
-
-      /* Sort, so we can eliminate duplicates */
-      vec_sort_with_function (event_data, event_data_cmp);
-
-      prev_sw_if_index = ~0;
+      /* Batch up events */
+      while ((event_type = vlib_process_get_events (vm, &event_data)) != ~0)
+       {
+         for (i = 0; i < vec_len (event_data); i++)
+           {
+             sw_if_index = event_data[i];
+             vec_validate_init_empty (event_by_sw_if_index, sw_if_index, 0);
+             event_by_sw_if_index[sw_if_index] |= event_type;
+           }
+         vec_reset_length (event_data);
+       }
 
-      for (i = 0; i < vec_len (event_data); i++)
+      for (i = 0; i < vec_len (event_by_sw_if_index); i++)
        {
-         /* Only one message per swif */
-         if (prev_sw_if_index == event_data[i])
+         if (event_by_sw_if_index[i] == 0)
            continue;
-         prev_sw_if_index = event_data[i];
 
           /* *INDENT-OFF* */
           pool_foreach(reg, vam->interface_events_registrations,
           ({
-            q = vl_api_client_index_to_input_queue (reg->client_index);
-            if (q)
-              {
-                /* sw_interface may be deleted already */
-                if (!pool_is_free_index (vnm->interface_main.sw_interfaces,
-                                         event_data[i]))
-                  {
-                    swif = vnet_get_sw_interface (vnm, event_data[i]);
-                    send_sw_interface_event (vam, reg, q, swif);
-                  }
-              }
+            vl_reg = vl_api_client_index_to_registration (reg->client_index);
+            if (vl_reg)
+             send_sw_interface_event (vam, reg, vl_reg, i, event_by_sw_if_index[i]);
           }));
           /* *INDENT-ON* */
        }
-      vec_reset_length (event_data);
+      vec_reset_length (event_by_sw_if_index);
     }
 
   return 0;
@@ -807,6 +807,9 @@ static clib_error_t *link_up_down_function (vnet_main_t * vm, u32 hw_if_index,
                                            u32 flags);
 static clib_error_t *admin_up_down_function (vnet_main_t * vm,
                                             u32 hw_if_index, u32 flags);
+static clib_error_t *sw_interface_add_del_function (vnet_main_t * vm,
+                                                   u32 sw_if_index,
+                                                   u32 flags);
 
 /* *INDENT-OFF* */
 VLIB_REGISTER_NODE (link_state_process_node,static) = {
@@ -818,6 +821,7 @@ VLIB_REGISTER_NODE (link_state_process_node,static) = {
 
 VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (admin_up_down_function);
 VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION (link_up_down_function);
+VNET_SW_INTERFACE_ADD_DEL_FUNCTION (sw_interface_add_del_function);
 
 static clib_error_t *
 link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags)
@@ -826,9 +830,14 @@ link_up_down_function (vnet_main_t * vm, u32 hw_if_index, u32 flags)
   vnet_hw_interface_t *hi = vnet_get_hw_interface (vm, hw_if_index);
 
   if (vam->link_state_process_up)
-    vlib_process_signal_event (vam->vlib_main,
-                              link_state_process_node.index,
-                              API_LINK_STATE_EVENT, hi->sw_if_index);
+    {
+      enum api_events event = ((flags & VNET_HW_INTERFACE_FLAG_LINK_UP) ?
+                              API_LINK_STATE_UP_EVENT :
+                              API_LINK_STATE_DOWN_EVENT);
+      vlib_process_signal_event (vam->vlib_main,
+                                link_state_process_node.index, event,
+                                hi->sw_if_index);
+    }
   return 0;
 }
 
@@ -843,9 +852,29 @@ admin_up_down_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
    * routine.
    */
   if (vam->link_state_process_up)
-    vlib_process_signal_event (vam->vlib_main,
-                              link_state_process_node.index,
-                              API_ADMIN_UP_DOWN_EVENT, sw_if_index);
+    {
+      enum api_events event = ((flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) ?
+                              API_ADMIN_UP_EVENT : API_ADMIN_DOWN_EVENT);
+      vlib_process_signal_event (vam->vlib_main,
+                                link_state_process_node.index, event,
+                                sw_if_index);
+    }
+  return 0;
+}
+
+static clib_error_t *
+sw_interface_add_del_function (vnet_main_t * vm, u32 sw_if_index, u32 flags)
+{
+  vpe_api_main_t *vam = &vpe_api_main;
+
+  if (vam->link_state_process_up)
+    {
+      enum api_events event =
+       flags ? API_SW_INTERFACE_ADD_EVENT : API_SW_INTERFACE_DEL_EVENT;
+      vlib_process_signal_event (vam->vlib_main,
+                                link_state_process_node.index, event,
+                                sw_if_index);
+    }
   return 0;
 }
 
@@ -880,6 +909,34 @@ out:
   REPLY_MACRO (VL_API_SW_INTERFACE_TAG_ADD_DEL_REPLY);
 }
 
+static void vl_api_sw_interface_add_del_mac_address_t_handler
+  (vl_api_sw_interface_add_del_mac_address_t * mp)
+{
+  vl_api_sw_interface_add_del_mac_address_reply_t *rmp;
+  vnet_main_t *vnm = vnet_get_main ();
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  vnet_hw_interface_t *hi;
+  clib_error_t *error;
+  int rv = 0;
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  /* for subifs, the MAC should be changed on the actual hw if */
+  hi = vnet_get_sup_hw_interface (vnm, sw_if_index);
+  error = vnet_hw_interface_add_del_mac_address (vnm, hi->hw_if_index,
+                                                mp->addr, mp->is_add);
+  if (error)
+    {
+      rv = VNET_API_ERROR_UNIMPLEMENTED;
+      clib_error_report (error);
+      goto out;
+    }
+
+  BAD_SW_IF_INDEX_LABEL;
+out:
+  REPLY_MACRO (VL_API_SW_INTERFACE_ADD_DEL_MAC_ADDRESS_REPLY);
+}
+
 static void vl_api_sw_interface_set_mac_address_t_handler
   (vl_api_sw_interface_set_mac_address_t * mp)
 {
@@ -889,12 +946,14 @@ static void vl_api_sw_interface_set_mac_address_t_handler
   vnet_sw_interface_t *si;
   clib_error_t *error;
   int rv = 0;
+  mac_address_t mac;
 
   VALIDATE_SW_IF_INDEX (mp);
 
   si = vnet_get_sw_interface (vnm, sw_if_index);
-  error = vnet_hw_interface_change_mac_address (vnm, si->hw_if_index,
-                                               mp->mac_address);
+  mac_address_decode (mp->mac_address, &mac);
+  error =
+    vnet_hw_interface_change_mac_address (vnm, si->hw_if_index, (u8 *) & mac);
   if (error)
     {
       rv = VNET_API_ERROR_UNIMPLEMENTED;
@@ -907,6 +966,37 @@ out:
   REPLY_MACRO (VL_API_SW_INTERFACE_SET_MAC_ADDRESS_REPLY);
 }
 
+static void vl_api_sw_interface_get_mac_address_t_handler
+  (vl_api_sw_interface_get_mac_address_t * mp)
+{
+  vl_api_sw_interface_get_mac_address_reply_t *rmp;
+  vl_api_registration_t *reg;
+  vnet_main_t *vnm = vnet_get_main ();
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  vnet_sw_interface_t *si;
+  ethernet_interface_t *eth_if = 0;
+  int rv = 0;
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  si = vnet_get_sup_sw_interface (vnm, sw_if_index);
+  if (si->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
+    eth_if = ethernet_get_interface (&ethernet_main, si->hw_if_index);
+
+  BAD_SW_IF_INDEX_LABEL;
+
+  reg = vl_api_client_index_to_registration (mp->client_index);
+  if (!reg)
+    return;
+  rmp = vl_msg_api_alloc (sizeof (*rmp));
+  rmp->_vl_msg_id = htons (VL_API_SW_INTERFACE_GET_MAC_ADDRESS_REPLY);
+  rmp->context = mp->context;
+  rmp->retval = htonl (rv);
+  if (!rv && eth_if)
+    mac_address_encode ((mac_address_t *) eth_if->address, rmp->mac_address);
+  vl_api_send_msg (reg, (u8 *) rmp);
+}
+
 static void vl_api_sw_interface_set_rx_mode_t_handler
   (vl_api_sw_interface_set_rx_mode_t * mp)
 {
@@ -920,9 +1010,18 @@ static void vl_api_sw_interface_set_rx_mode_t_handler
   VALIDATE_SW_IF_INDEX (mp);
 
   si = vnet_get_sw_interface (vnm, sw_if_index);
+  if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
+    {
+      rv = VNET_API_ERROR_INVALID_VALUE;
+      goto bad_sw_if_index;
+    }
+
   error = set_hw_interface_change_rx_mode (vnm, si->hw_if_index,
                                           mp->queue_id_valid,
-                                          ntohl (mp->queue_id), mp->mode);
+                                          ntohl (mp->queue_id),
+                                          (vnet_hw_interface_rx_mode)
+                                          mp->mode);
+
   if (error)
     {
       rv = VNET_API_ERROR_UNIMPLEMENTED;
@@ -935,6 +1034,132 @@ out:
   REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_MODE_REPLY);
 }
 
+static void
+send_interface_rx_placement_details (vpe_api_main_t * am,
+                                    vl_api_registration_t * rp,
+                                    u32 sw_if_index, u32 worker_id,
+                                    u32 queue_id, u8 mode, u32 context)
+{
+  vl_api_sw_interface_rx_placement_details_t *mp;
+  mp = vl_msg_api_alloc (sizeof (*mp));
+  clib_memset (mp, 0, sizeof (*mp));
+
+  mp->_vl_msg_id = htons (VL_API_SW_INTERFACE_RX_PLACEMENT_DETAILS);
+  mp->sw_if_index = htonl (sw_if_index);
+  mp->queue_id = htonl (queue_id);
+  mp->worker_id = htonl (worker_id);
+  mp->mode = mode;
+  mp->context = context;
+
+  vl_api_send_msg (rp, (u8 *) mp);
+}
+
+static void vl_api_sw_interface_rx_placement_dump_t_handler
+  (vl_api_sw_interface_rx_placement_dump_t * mp)
+{
+  vnet_main_t *vnm = vnet_get_main ();
+  vpe_api_main_t *am = &vpe_api_main;
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  vl_api_registration_t *reg;
+
+  reg = vl_api_client_index_to_registration (mp->client_index);
+  if (!reg)
+    return;
+
+  if (sw_if_index == ~0)
+    {
+      vnet_device_input_runtime_t *rt;
+      vnet_device_and_queue_t *dq;
+      vlib_node_t *pn = vlib_get_node_by_name (am->vlib_main,
+                                              (u8 *) "device-input");
+      uword si;
+      int index = 0;
+
+      /* *INDENT-OFF* */
+      foreach_vlib_main (({
+        clib_bitmap_foreach (si, pn->sibling_bitmap,
+        ({
+          rt = vlib_node_get_runtime_data (this_vlib_main, si);
+          vec_foreach (dq, rt->devices_and_queues)
+            {
+              vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm,
+                                                             dq->hw_if_index);
+              send_interface_rx_placement_details (am, reg, hw->sw_if_index, index,
+                                          dq->queue_id, dq->mode, mp->context);
+            }
+        }));
+        index++;
+      }));
+      /* *INDENT-ON* */
+    }
+  else
+    {
+      int i;
+      vnet_sw_interface_t *si;
+
+      if (!vnet_sw_if_index_is_api_valid (sw_if_index))
+       {
+         clib_warning ("sw_if_index %u does not exist", sw_if_index);
+         goto bad_sw_if_index;
+       }
+
+      si = vnet_get_sw_interface (vnm, sw_if_index);
+      if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
+       {
+         clib_warning ("interface type is not HARDWARE! P2P, PIPE and SUB"
+                       " interfaces are not supported");
+         goto bad_sw_if_index;
+       }
+
+      vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, si->hw_if_index);
+
+      for (i = 0; i < vec_len (hw->dq_runtime_index_by_queue); i++)
+       {
+         send_interface_rx_placement_details (am, reg, hw->sw_if_index,
+                                              hw->input_node_thread_index_by_queue
+                                              [i], i,
+                                              hw->rx_mode_by_queue[i],
+                                              mp->context);
+       }
+    }
+
+  BAD_SW_IF_INDEX_LABEL;
+}
+
+static void vl_api_sw_interface_set_rx_placement_t_handler
+  (vl_api_sw_interface_set_rx_placement_t * mp)
+{
+  vl_api_sw_interface_set_rx_placement_reply_t *rmp;
+  vnet_main_t *vnm = vnet_get_main ();
+  u32 sw_if_index = ntohl (mp->sw_if_index);
+  vnet_sw_interface_t *si;
+  clib_error_t *error = 0;
+  int rv = 0;
+
+  VALIDATE_SW_IF_INDEX (mp);
+
+  si = vnet_get_sw_interface (vnm, sw_if_index);
+  if (si->type != VNET_SW_INTERFACE_TYPE_HARDWARE)
+    {
+      rv = VNET_API_ERROR_INVALID_VALUE;
+      goto bad_sw_if_index;
+    }
+
+  error = set_hw_interface_rx_placement (si->hw_if_index,
+                                        ntohl (mp->queue_id),
+                                        ntohl (mp->worker_id), mp->is_main);
+  if (error)
+    {
+      rv = VNET_API_ERROR_UNIMPLEMENTED;
+      clib_error_report (error);
+      goto out;
+    }
+
+  BAD_SW_IF_INDEX_LABEL;
+out:
+  REPLY_MACRO (VL_API_SW_INTERFACE_SET_RX_PLACEMENT_REPLY);
+}
+
 static void
 vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
 {
@@ -948,7 +1173,7 @@ vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
   uword *p;
   vnet_interface_main_t *im = &vnm->interface_main;
   u64 sup_and_sub_key;
-  svm_queue_t *q;
+  vl_api_registration_t *reg;
   clib_error_t *error;
 
   VALIDATE_SW_IF_INDEX (mp);
@@ -977,8 +1202,9 @@ vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
       goto out;
     }
 
-  memset (&template, 0, sizeof (template));
+  clib_memset (&template, 0, sizeof (template));
   template.type = VNET_SW_INTERFACE_TYPE_SUB;
+  template.flood_class = VNET_FLOOD_CLASS_NORMAL;
   template.sup_sw_if_index = hi->sw_if_index;
   template.sub.id = id;
   template.sub.eth.raw_flags = 0;
@@ -1003,8 +1229,8 @@ vl_api_create_vlan_subif_t_handler (vl_api_create_vlan_subif_t * mp)
   BAD_SW_IF_INDEX_LABEL;
 
 out:
-  q = vl_api_client_index_to_input_queue (mp->client_index);
-  if (!q)
+  reg = vl_api_client_index_to_registration (mp->client_index);
+  if (!reg)
     return;
 
   rmp = vl_msg_api_alloc (sizeof (*rmp));
@@ -1012,7 +1238,7 @@ out:
   rmp->context = mp->context;
   rmp->retval = htonl (rv);
   rmp->sw_if_index = htonl (sw_if_index);
-  vl_msg_api_send_shmem (q, (u8 *) & rmp);
+  vl_api_send_msg (reg, (u8 *) rmp);
 }
 
 static void
@@ -1020,80 +1246,30 @@ vl_api_create_subif_t_handler (vl_api_create_subif_t * mp)
 {
   vl_api_create_subif_reply_t *rmp;
   vnet_main_t *vnm = vnet_get_main ();
-  u32 sw_if_index = ~0;
-  int rv = 0;
-  u32 sub_id;
-  vnet_sw_interface_t *si;
+  u32 sub_sw_if_index = ~0;
   vnet_hw_interface_t *hi;
-  vnet_sw_interface_t template;
-  uword *p;
-  vnet_interface_main_t *im = &vnm->interface_main;
-  u64 sup_and_sub_key;
-  clib_error_t *error;
+  int rv = 0;
 
   VALIDATE_SW_IF_INDEX (mp);
 
-  si = vnet_get_sup_sw_interface (vnm, ntohl (mp->sw_if_index));
   hi = vnet_get_sup_hw_interface (vnm, ntohl (mp->sw_if_index));
 
   if (hi->bond_info == VNET_HW_INTERFACE_BOND_INFO_SLAVE)
-    {
-      rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
-      goto out;
-    }
-
-  sw_if_index = si->sw_if_index;
-  sub_id = ntohl (mp->sub_id);
-
-  sup_and_sub_key = ((u64) (sw_if_index) << 32) | (u64) sub_id;
-
-  p = hash_get_mem (im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
-  if (p)
-    {
-      if (CLIB_DEBUG > 0)
-       clib_warning ("sup sw_if_index %d, sub id %d already exists\n",
-                     sw_if_index, sub_id);
-      rv = VNET_API_ERROR_SUBIF_ALREADY_EXISTS;
-      goto out;
-    }
-
-  memset (&template, 0, sizeof (template));
-  template.type = VNET_SW_INTERFACE_TYPE_SUB;
-  template.sup_sw_if_index = sw_if_index;
-  template.sub.id = sub_id;
-  template.sub.eth.flags.no_tags = mp->no_tags;
-  template.sub.eth.flags.one_tag = mp->one_tag;
-  template.sub.eth.flags.two_tags = mp->two_tags;
-  template.sub.eth.flags.dot1ad = mp->dot1ad;
-  template.sub.eth.flags.exact_match = mp->exact_match;
-  template.sub.eth.flags.default_sub = mp->default_sub;
-  template.sub.eth.flags.outer_vlan_id_any = mp->outer_vlan_id_any;
-  template.sub.eth.flags.inner_vlan_id_any = mp->inner_vlan_id_any;
-  template.sub.eth.outer_vlan_id = ntohs (mp->outer_vlan_id);
-  template.sub.eth.inner_vlan_id = ntohs (mp->inner_vlan_id);
-
-  error = vnet_create_sw_interface (vnm, &template, &sw_if_index);
-  if (error)
-    {
-      clib_error_report (error);
-      rv = VNET_API_ERROR_SUBIF_CREATE_FAILED;
-      goto out;
-    }
-
-  u64 *kp = clib_mem_alloc (sizeof (*kp));
-  *kp = sup_and_sub_key;
-
-  hash_set (hi->sub_interface_sw_if_index_by_id, sub_id, sw_if_index);
-  hash_set_mem (im->sw_if_index_by_sup_and_sub, kp, sw_if_index);
+    rv = VNET_API_ERROR_BOND_SLAVE_NOT_ALLOWED;
+  else
+    rv = vnet_create_sub_interface (ntohl (mp->sw_if_index),
+                                   ntohl (mp->sub_id),
+                                   ntohl (mp->sub_if_flags),
+                                   ntohs (mp->inner_vlan_id),
+                                   ntohs (mp->outer_vlan_id),
+                                   &sub_sw_if_index);
 
   BAD_SW_IF_INDEX_LABEL;
 
-out:
-
   /* *INDENT-OFF* */
   REPLY_MACRO2(VL_API_CREATE_SUBIF_REPLY,
   ({
-    rmp->sw_if_index = ntohl(sw_if_index);
+    rmp->sw_if_index = ntohl(sub_sw_if_index);
   }));
   /* *INDENT-ON* */
 }
@@ -1132,8 +1308,10 @@ vl_api_create_loopback_t_handler (vl_api_create_loopback_t * mp)
   vl_api_create_loopback_reply_t *rmp;
   u32 sw_if_index;
   int rv;
+  mac_address_t mac;
 
-  rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address, 0, 0);
+  mac_address_decode (mp->mac_address, &mac);
+  rv = vnet_create_loopback_interface (&sw_if_index, (u8 *) & mac, 0, 0);
 
   /* *INDENT-OFF* */
   REPLY_MACRO2(VL_API_CREATE_LOOPBACK_REPLY,
@@ -1151,8 +1329,10 @@ static void vl_api_create_loopback_instance_t_handler
   u8 is_specified = mp->is_specified;
   u32 user_instance = ntohl (mp->user_instance);
   int rv;
+  mac_address_t mac;
 
-  rv = vnet_create_loopback_interface (&sw_if_index, mp->mac_address,
+  mac_address_decode (mp->mac_address, &mac);
+  rv = vnet_create_loopback_interface (&sw_if_index, (u8 *) & mac,
                                       is_specified, user_instance);
 
   /* *INDENT-OFF* */
@@ -1176,10 +1356,48 @@ vl_api_delete_loopback_t_handler (vl_api_delete_loopback_t * mp)
   REPLY_MACRO (VL_API_DELETE_LOOPBACK_REPLY);
 }
 
+static void
+  vl_api_collect_detailed_interface_stats_t_handler
+  (vl_api_collect_detailed_interface_stats_t * mp)
+{
+  vl_api_collect_detailed_interface_stats_reply_t *rmp;
+  int rv = 0;
+
+  rv =
+    vnet_sw_interface_stats_collect_enable_disable (ntohl (mp->sw_if_index),
+                                                   mp->enable_disable);
+
+  REPLY_MACRO (VL_API_COLLECT_DETAILED_INTERFACE_STATS_REPLY);
+}
+
+static void
+  vl_api_sw_interface_address_replace_begin_t_handler
+  (vl_api_sw_interface_address_replace_begin_t * mp)
+{
+  vl_api_sw_interface_address_replace_begin_reply_t *rmp;
+  int rv = 0;
+
+  ip_interface_address_mark ();
+
+  REPLY_MACRO (VL_API_SW_INTERFACE_ADDRESS_REPLACE_BEGIN_REPLY);
+}
+
+static void
+  vl_api_sw_interface_address_replace_end_t_handler
+  (vl_api_sw_interface_address_replace_end_t * mp)
+{
+  vl_api_sw_interface_address_replace_end_reply_t *rmp;
+  int rv = 0;
+
+  ip_interface_address_sweep ();
+
+  REPLY_MACRO (VL_API_SW_INTERFACE_ADDRESS_REPLACE_END_REPLY);
+}
+
 /*
  * vpe_api_hookup
  * Add vpe's API message handlers to the table.
- * vlib has alread mapped shared memory and
+ * vlib has already mapped shared memory and
  * added the client registration handlers.
  * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
  */
@@ -1200,7 +1418,7 @@ pub_sub_handler (interface_events, INTERFACE_EVENTS);
 static clib_error_t *
 interface_api_hookup (vlib_main_t * vm)
 {
-  api_main_t *am = &api_main;
+  api_main_t *am = vlibapi_get_main ();
 
 #define _(N,n)                                                  \
     vl_msg_api_set_handlers(VL_API_##N, #n,                     \
@@ -1212,6 +1430,14 @@ interface_api_hookup (vlib_main_t * vm)
   foreach_vpe_api_msg;
 #undef _
 
+  /* Mark these APIs as mp safe */
+  am->is_mp_safe[VL_API_SW_INTERFACE_DUMP] = 1;
+  am->is_mp_safe[VL_API_SW_INTERFACE_DETAILS] = 1;
+  am->is_mp_safe[VL_API_SW_INTERFACE_TAG_ADD_DEL] = 1;
+
+  /* Do not replay VL_API_SW_INTERFACE_DUMP messages */
+  am->api_trace_cfg[VL_API_SW_INTERFACE_DUMP].replay_enable = 0;
+
   /*
    * Set up the (msg_name, crc, message-id) table
    */