API refactoring : dpdk

[vpp.git] / src / vat / api_format.c

/*
 *------------------------------------------------------------------
 * api_format.c
 *
 * Copyright (c) 2014-2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *------------------------------------------------------------------
 */

#include <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>
#include <vlibsocket/api.h>
#include <vnet/ip/ip.h>
#include <vnet/sr/sr_packet.h>
#include <vnet/l2/l2_input.h>
#include <vnet/l2tp/l2tp.h>
#include <vnet/vxlan/vxlan.h>
#include <vnet/gre/gre.h>
#include <vnet/vxlan-gpe/vxlan_gpe.h>
#include <vnet/lisp-gpe/lisp_gpe.h>

#include <vpp/api/vpe_msg_enum.h>
#include <vnet/l2/l2_classify.h>
#include <vnet/l2/l2_vtr.h>
#include <vnet/classify/input_acl.h>
#include <vnet/classify/policer_classify.h>
#include <vnet/classify/flow_classify.h>
#include <vnet/mpls/mpls.h>
#include <vnet/ipsec/ipsec.h>
#include <vnet/ipsec/ikev2.h>
#include <inttypes.h>
#include <vnet/map/map.h>
#include <vnet/cop/cop.h>
#include <vnet/ip/ip6_hop_by_hop.h>
#include <vnet/ip/ip_source_and_port_range_check.h>
#include <vnet/policer/xlate.h>
#include <vnet/span/span.h>
#include <vnet/policer/policer.h>
#include <vnet/policer/police.h>

#include "vat/json_format.h"

#include <inttypes.h>
#include <sys/stat.h>

#define vl_typedefs             /* define message structures */
#include <vpp/api/vpe_all_api_h.h>
#undef vl_typedefs

/* declare message handlers for each api */

#define vl_endianfun            /* define message structures */
#include <vpp/api/vpe_all_api_h.h>
#undef vl_endianfun

/* instantiate all the print functions we know about */
#define vl_print(handle, ...)
#define vl_printfun
#include <vpp/api/vpe_all_api_h.h>
#undef vl_printfun

static uword
api_unformat_sw_if_index (unformat_input_t * input, va_list * args)
{
  vat_main_t *vam = va_arg (*args, vat_main_t *);
  u32 *result = va_arg (*args, u32 *);
  u8 *if_name;
  uword *p;

  if (!unformat (input, "%s", &if_name))
    return 0;

  p = hash_get_mem (vam->sw_if_index_by_interface_name, if_name);
  if (p == 0)
    return 0;
  *result = p[0];
  return 1;
}

void vat_suspend (vlib_main_t * vm, f64 interval);

#if VPP_API_TEST_BUILTIN == 0
/* Parse an IP4 address %d.%d.%d.%d. */
uword
unformat_ip4_address (unformat_input_t * input, va_list * args)
{
  u8 *result = va_arg (*args, u8 *);
  unsigned a[4];

  if (!unformat (input, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]))
    return 0;

  if (a[0] >= 256 || a[1] >= 256 || a[2] >= 256 || a[3] >= 256)
    return 0;

  result[0] = a[0];
  result[1] = a[1];
  result[2] = a[2];
  result[3] = a[3];

  return 1;
}

uword
unformat_ethernet_address (unformat_input_t * input, va_list * args)
{
  u8 *result = va_arg (*args, u8 *);
  u32 i, a[6];

  if (!unformat (input, "%_%x:%x:%x:%x:%x:%x%_",
                 &a[0], &a[1], &a[2], &a[3], &a[4], &a[5]))
    return 0;

  /* Check range. */
  for (i = 0; i < 6; i++)
    if (a[i] >= (1 << 8))
      return 0;

  for (i = 0; i < 6; i++)
    result[i] = a[i];

  return 1;
}

/* Returns ethernet type as an int in host byte order. */
uword
unformat_ethernet_type_host_byte_order (unformat_input_t * input,
                                        va_list * args)
{
  u16 *result = va_arg (*args, u16 *);
  int type;

  /* Numeric type. */
  if (unformat (input, "0x%x", &type) || unformat (input, "%d", &type))
    {
      if (type >= (1 << 16))
        return 0;
      *result = type;
      return 1;
    }
  return 0;
}

/* Parse an IP6 address. */
uword
unformat_ip6_address (unformat_input_t * input, va_list * args)
{
  ip6_address_t *result = va_arg (*args, ip6_address_t *);
  u16 hex_quads[8];
  uword hex_quad, n_hex_quads, hex_digit, n_hex_digits;
  uword c, n_colon, double_colon_index;

  n_hex_quads = hex_quad = n_hex_digits = n_colon = 0;
  double_colon_index = ARRAY_LEN (hex_quads);
  while ((c = unformat_get_input (input)) != UNFORMAT_END_OF_INPUT)
    {
      hex_digit = 16;
      if (c >= '0' && c <= '9')
        hex_digit = c - '0';
      else if (c >= 'a' && c <= 'f')
        hex_digit = c + 10 - 'a';
      else if (c >= 'A' && c <= 'F')
        hex_digit = c + 10 - 'A';
      else if (c == ':' && n_colon < 2)
        n_colon++;
      else
        {
          unformat_put_input (input);
          break;
        }

      /* Too many hex quads. */
      if (n_hex_quads >= ARRAY_LEN (hex_quads))
        return 0;

      if (hex_digit < 16)
        {
          hex_quad = (hex_quad << 4) | hex_digit;

          /* Hex quad must fit in 16 bits. */
          if (n_hex_digits >= 4)
            return 0;

          n_colon = 0;
          n_hex_digits++;
        }

      /* Save position of :: */
      if (n_colon == 2)
        {
          /* More than one :: ? */
          if (double_colon_index < ARRAY_LEN (hex_quads))
            return 0;
          double_colon_index = n_hex_quads;
        }

      if (n_colon > 0 && n_hex_digits > 0)
        {
          hex_quads[n_hex_quads++] = hex_quad;
          hex_quad = 0;
          n_hex_digits = 0;
        }
    }

  if (n_hex_digits > 0)
    hex_quads[n_hex_quads++] = hex_quad;

  {
    word i;

    /* Expand :: to appropriate number of zero hex quads. */
    if (double_colon_index < ARRAY_LEN (hex_quads))
      {
        word n_zero = ARRAY_LEN (hex_quads) - n_hex_quads;

        for (i = n_hex_quads - 1; i >= (signed) double_colon_index; i--)
          hex_quads[n_zero + i] = hex_quads[i];

        for (i = 0; i < n_zero; i++)
          hex_quads[double_colon_index + i] = 0;

        n_hex_quads = ARRAY_LEN (hex_quads);
      }

    /* Too few hex quads given. */
    if (n_hex_quads < ARRAY_LEN (hex_quads))
      return 0;

    for (i = 0; i < ARRAY_LEN (hex_quads); i++)
      result->as_u16[i] = clib_host_to_net_u16 (hex_quads[i]);

    return 1;
  }
}

uword
unformat_ipsec_policy_action (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (0);
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_POLICY_ACTION_##f;
  foreach_ipsec_policy_action
#undef _
    else
    return 0;
  return 1;
}

uword
unformat_ipsec_crypto_alg (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (0);
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_CRYPTO_ALG_##f;
  foreach_ipsec_crypto_alg
#undef _
    else
    return 0;
  return 1;
}

u8 *
format_ipsec_crypto_alg (u8 * s, va_list * args)
{
  u32 i = va_arg (*args, u32);
  u8 *t = 0;

  switch (i)
    {
#define _(v,f,str) case IPSEC_CRYPTO_ALG_##f: t = (u8 *) str; break;
      foreach_ipsec_crypto_alg
#undef _
    default:
      return format (s, "unknown");
    }
  return format (s, "%s", t);
}

uword
unformat_ipsec_integ_alg (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (0);
#define _(v,f,s) else if (unformat (input, s)) *r = IPSEC_INTEG_ALG_##f;
  foreach_ipsec_integ_alg
#undef _
    else
    return 0;
  return 1;
}

u8 *
format_ipsec_integ_alg (u8 * s, va_list * args)
{
  u32 i = va_arg (*args, u32);
  u8 *t = 0;

  switch (i)
    {
#define _(v,f,str) case IPSEC_INTEG_ALG_##f: t = (u8 *) str; break;
      foreach_ipsec_integ_alg
#undef _
    default:
      return format (s, "unknown");
    }
  return format (s, "%s", t);
}

uword
unformat_ikev2_auth_method (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (0);
#define _(v,f,s) else if (unformat (input, s)) *r = IKEV2_AUTH_METHOD_##f;
  foreach_ikev2_auth_method
#undef _
    else
    return 0;
  return 1;
}

uword
unformat_ikev2_id_type (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (0);
#define _(v,f,s) else if (unformat (input, s)) *r = IKEV2_ID_TYPE_##f;
  foreach_ikev2_id_type
#undef _
    else
    return 0;
  return 1;
}
#endif /* VPP_API_TEST_BUILTIN */

static uword
unformat_policer_rate_type (unformat_input_t * input, va_list * args)
{
  u8 *r = va_arg (*args, u8 *);

  if (unformat (input, "kbps"))
    *r = SSE2_QOS_RATE_KBPS;
  else if (unformat (input, "pps"))
    *r = SSE2_QOS_RATE_PPS;
  else
    return 0;
  return 1;
}

static uword
unformat_policer_round_type (unformat_input_t * input, va_list * args)
{
  u8 *r = va_arg (*args, u8 *);

  if (unformat (input, "closest"))
    *r = SSE2_QOS_ROUND_TO_CLOSEST;
  else if (unformat (input, "up"))
    *r = SSE2_QOS_ROUND_TO_UP;
  else if (unformat (input, "down"))
    *r = SSE2_QOS_ROUND_TO_DOWN;
  else
    return 0;
  return 1;
}

static uword
unformat_policer_type (unformat_input_t * input, va_list * args)
{
  u8 *r = va_arg (*args, u8 *);

  if (unformat (input, "1r2c"))
    *r = SSE2_QOS_POLICER_TYPE_1R2C;
  else if (unformat (input, "1r3c"))
    *r = SSE2_QOS_POLICER_TYPE_1R3C_RFC_2697;
  else if (unformat (input, "2r3c-2698"))
    *r = SSE2_QOS_POLICER_TYPE_2R3C_RFC_2698;
  else if (unformat (input, "2r3c-4115"))
    *r = SSE2_QOS_POLICER_TYPE_2R3C_RFC_4115;
  else if (unformat (input, "2r3c-mef5cf1"))
    *r = SSE2_QOS_POLICER_TYPE_2R3C_RFC_MEF5CF1;
  else
    return 0;
  return 1;
}

static uword
unformat_dscp (unformat_input_t * input, va_list * va)
{
  u8 *r = va_arg (*va, u8 *);

  if (0);
#define _(v,f,str) else if (unformat (input, str)) *r = VNET_DSCP_##f;
  foreach_vnet_dscp
#undef _
    else
    return 0;
  return 1;
}

static uword
unformat_policer_action_type (unformat_input_t * input, va_list * va)
{
  sse2_qos_pol_action_params_st *a
    = va_arg (*va, sse2_qos_pol_action_params_st *);

  if (unformat (input, "drop"))
    a->action_type = SSE2_QOS_ACTION_DROP;
  else if (unformat (input, "transmit"))
    a->action_type = SSE2_QOS_ACTION_TRANSMIT;
  else if (unformat (input, "mark-and-transmit %U", unformat_dscp, &a->dscp))
    a->action_type = SSE2_QOS_ACTION_MARK_AND_TRANSMIT;
  else
    return 0;
  return 1;
}

static uword
unformat_policer_classify_table_type (unformat_input_t * input, va_list * va)
{
  u32 *r = va_arg (*va, u32 *);
  u32 tid;

  if (unformat (input, "ip4"))
    tid = POLICER_CLASSIFY_TABLE_IP4;
  else if (unformat (input, "ip6"))
    tid = POLICER_CLASSIFY_TABLE_IP6;
  else if (unformat (input, "l2"))
    tid = POLICER_CLASSIFY_TABLE_L2;
  else
    return 0;

  *r = tid;
  return 1;
}

static uword
unformat_flow_classify_table_type (unformat_input_t * input, va_list * va)
{
  u32 *r = va_arg (*va, u32 *);
  u32 tid;

  if (unformat (input, "ip4"))
    tid = FLOW_CLASSIFY_TABLE_IP4;
  else if (unformat (input, "ip6"))
    tid = FLOW_CLASSIFY_TABLE_IP6;
  else
    return 0;

  *r = tid;
  return 1;
}

#if (VPP_API_TEST_BUILTIN==0)
u8 *
format_ip4_address (u8 * s, va_list * args)
{
  u8 *a = va_arg (*args, u8 *);
  return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]);
}

u8 *
format_ip6_address (u8 * s, va_list * args)
{
  ip6_address_t *a = va_arg (*args, ip6_address_t *);
  u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon;

  i_max_n_zero = ARRAY_LEN (a->as_u16);
  max_n_zeros = 0;
  i_first_zero = i_max_n_zero;
  n_zeros = 0;
  for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
    {
      u32 is_zero = a->as_u16[i] == 0;
      if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16))
        {
          i_first_zero = i;
          n_zeros = 0;
        }
      n_zeros += is_zero;
      if ((!is_zero && n_zeros > max_n_zeros)
          || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros))
        {
          i_max_n_zero = i_first_zero;
          max_n_zeros = n_zeros;
          i_first_zero = ARRAY_LEN (a->as_u16);
          n_zeros = 0;
        }
    }

  last_double_colon = 0;
  for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
    {
      if (i == i_max_n_zero && max_n_zeros > 1)
        {
          s = format (s, "::");
          i += max_n_zeros - 1;
          last_double_colon = 1;
        }
      else
        {
          s = format (s, "%s%x",
                      (last_double_colon || i == 0) ? "" : ":",
                      clib_net_to_host_u16 (a->as_u16[i]));
          last_double_colon = 0;
        }
    }

  return s;
}

/* Format an IP46 address. */
u8 *
format_ip46_address (u8 * s, va_list * args)
{
  ip46_address_t *ip46 = va_arg (*args, ip46_address_t *);
  ip46_type_t type = va_arg (*args, ip46_type_t);
  int is_ip4 = 1;

  switch (type)
    {
    case IP46_TYPE_ANY:
      is_ip4 = ip46_address_is_ip4 (ip46);
      break;
    case IP46_TYPE_IP4:
      is_ip4 = 1;
      break;
    case IP46_TYPE_IP6:
      is_ip4 = 0;
      break;
    }

  return is_ip4 ?
    format (s, "%U", format_ip4_address, &ip46->ip4) :
    format (s, "%U", format_ip6_address, &ip46->ip6);
}

u8 *
format_ethernet_address (u8 * s, va_list * args)
{
  u8 *a = va_arg (*args, u8 *);

  return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
                 a[0], a[1], a[2], a[3], a[4], a[5]);
}
#endif

static void
increment_v4_address (ip4_address_t * a)
{
  u32 v;

  v = ntohl (a->as_u32) + 1;
  a->as_u32 = ntohl (v);
}

static void
increment_v6_address (ip6_address_t * a)
{
  u64 v0, v1;

  v0 = clib_net_to_host_u64 (a->as_u64[0]);
  v1 = clib_net_to_host_u64 (a->as_u64[1]);

  v1 += 1;
  if (v1 == 0)
    v0 += 1;
  a->as_u64[0] = clib_net_to_host_u64 (v0);
  a->as_u64[1] = clib_net_to_host_u64 (v1);
}

static void
increment_mac_address (u64 * mac)
{
  u64 tmp = *mac;

  tmp = clib_net_to_host_u64 (tmp);
  tmp += 1 << 16;               /* skip unused (least significant) octets */
  tmp = clib_host_to_net_u64 (tmp);
  *mac = tmp;
}

static void vl_api_create_loopback_reply_t_handler
  (vl_api_create_loopback_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->regenerate_interface_table = 1;
  vam->sw_if_index = ntohl (mp->sw_if_index);
  vam->result_ready = 1;
}

static void vl_api_create_loopback_reply_t_handler_json
  (vl_api_create_loopback_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_af_packet_create_reply_t_handler
  (vl_api_af_packet_create_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->regenerate_interface_table = 1;
  vam->sw_if_index = ntohl (mp->sw_if_index);
  vam->result_ready = 1;
}

static void vl_api_af_packet_create_reply_t_handler_json
  (vl_api_af_packet_create_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_create_vlan_subif_reply_t_handler
  (vl_api_create_vlan_subif_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->regenerate_interface_table = 1;
  vam->sw_if_index = ntohl (mp->sw_if_index);
  vam->result_ready = 1;
}

static void vl_api_create_vlan_subif_reply_t_handler_json
  (vl_api_create_vlan_subif_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_create_subif_reply_t_handler
  (vl_api_create_subif_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->regenerate_interface_table = 1;
  vam->sw_if_index = ntohl (mp->sw_if_index);
  vam->result_ready = 1;
}

static void vl_api_create_subif_reply_t_handler_json
  (vl_api_create_subif_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_interface_name_renumber_reply_t_handler
  (vl_api_interface_name_renumber_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->regenerate_interface_table = 1;
  vam->result_ready = 1;
}

static void vl_api_interface_name_renumber_reply_t_handler_json
  (vl_api_interface_name_renumber_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

/*
 * Special-case: build the interface table, maintain
 * the next loopback sw_if_index vbl.
 */
static void vl_api_sw_interface_details_t_handler
  (vl_api_sw_interface_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  u8 *s = format (0, "%s%c", mp->interface_name, 0);

  hash_set_mem (vam->sw_if_index_by_interface_name, s,
                ntohl (mp->sw_if_index));

  /* In sub interface case, fill the sub interface table entry */
  if (mp->sw_if_index != mp->sup_sw_if_index)
    {
      sw_interface_subif_t *sub = NULL;

      vec_add2 (vam->sw_if_subif_table, sub, 1);

      vec_validate (sub->interface_name, strlen ((char *) s) + 1);
      strncpy ((char *) sub->interface_name, (char *) s,
               vec_len (sub->interface_name));
      sub->sw_if_index = ntohl (mp->sw_if_index);
      sub->sub_id = ntohl (mp->sub_id);

      sub->sub_dot1ad = mp->sub_dot1ad;
      sub->sub_number_of_tags = mp->sub_number_of_tags;
      sub->sub_outer_vlan_id = ntohs (mp->sub_outer_vlan_id);
      sub->sub_inner_vlan_id = ntohs (mp->sub_inner_vlan_id);
      sub->sub_exact_match = mp->sub_exact_match;
      sub->sub_default = mp->sub_default;
      sub->sub_outer_vlan_id_any = mp->sub_outer_vlan_id_any;
      sub->sub_inner_vlan_id_any = mp->sub_inner_vlan_id_any;

      /* vlan tag rewrite */
      sub->vtr_op = ntohl (mp->vtr_op);
      sub->vtr_push_dot1q = ntohl (mp->vtr_push_dot1q);
      sub->vtr_tag1 = ntohl (mp->vtr_tag1);
      sub->vtr_tag2 = ntohl (mp->vtr_tag2);
    }
}

static void vl_api_sw_interface_details_t_handler_json
  (vl_api_sw_interface_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_uint (node, "sup_sw_if_index",
                            ntohl (mp->sup_sw_if_index));
  vat_json_object_add_uint (node, "l2_address_length",
                            ntohl (mp->l2_address_length));
  vat_json_object_add_bytes (node, "l2_address", mp->l2_address,
                             sizeof (mp->l2_address));
  vat_json_object_add_string_copy (node, "interface_name",
                                   mp->interface_name);
  vat_json_object_add_uint (node, "admin_up_down", mp->admin_up_down);
  vat_json_object_add_uint (node, "link_up_down", mp->link_up_down);
  vat_json_object_add_uint (node, "link_duplex", mp->link_duplex);
  vat_json_object_add_uint (node, "link_speed", mp->link_speed);
  vat_json_object_add_uint (node, "mtu", ntohs (mp->link_mtu));
  vat_json_object_add_uint (node, "sub_id", ntohl (mp->sub_id));
  vat_json_object_add_uint (node, "sub_dot1ad", mp->sub_dot1ad);
  vat_json_object_add_uint (node, "sub_number_of_tags",
                            mp->sub_number_of_tags);
  vat_json_object_add_uint (node, "sub_outer_vlan_id",
                            ntohs (mp->sub_outer_vlan_id));
  vat_json_object_add_uint (node, "sub_inner_vlan_id",
                            ntohs (mp->sub_inner_vlan_id));
  vat_json_object_add_uint (node, "sub_exact_match", mp->sub_exact_match);
  vat_json_object_add_uint (node, "sub_default", mp->sub_default);
  vat_json_object_add_uint (node, "sub_outer_vlan_id_any",
                            mp->sub_outer_vlan_id_any);
  vat_json_object_add_uint (node, "sub_inner_vlan_id_any",
                            mp->sub_inner_vlan_id_any);
  vat_json_object_add_uint (node, "vtr_op", ntohl (mp->vtr_op));
  vat_json_object_add_uint (node, "vtr_push_dot1q",
                            ntohl (mp->vtr_push_dot1q));
  vat_json_object_add_uint (node, "vtr_tag1", ntohl (mp->vtr_tag1));
  vat_json_object_add_uint (node, "vtr_tag2", ntohl (mp->vtr_tag2));
}

static void vl_api_sw_interface_set_flags_t_handler
  (vl_api_sw_interface_set_flags_t * mp)
{
  vat_main_t *vam = &vat_main;
  if (vam->interface_event_display)
    errmsg ("interface flags: sw_if_index %d %s %s",
            ntohl (mp->sw_if_index),
            mp->admin_up_down ? "admin-up" : "admin-down",
            mp->link_up_down ? "link-up" : "link-down");
}

static void vl_api_sw_interface_set_flags_t_handler_json
  (vl_api_sw_interface_set_flags_t * mp)
{
  /* JSON output not supported */
}

static void
vl_api_cli_reply_t_handler (vl_api_cli_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->shmem_result = (u8 *) mp->reply_in_shmem;
  vam->result_ready = 1;
}

static void
vl_api_cli_reply_t_handler_json (vl_api_cli_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;
  api_main_t *am = &api_main;
  void *oldheap;
  u8 *reply;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "reply_in_shmem",
                            ntohl (mp->reply_in_shmem));
  /* Toss the shared-memory original... */
  pthread_mutex_lock (&am->vlib_rp->mutex);
  oldheap = svm_push_data_heap (am->vlib_rp);

  reply = (u8 *) (mp->reply_in_shmem);
  vec_free (reply);

  svm_pop_heap (oldheap);
  pthread_mutex_unlock (&am->vlib_rp->mutex);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_cli_inband_reply_t_handler (vl_api_cli_inband_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  vam->retval = retval;
  vam->cmd_reply = mp->reply;
  vam->result_ready = 1;
}

static void
vl_api_cli_inband_reply_t_handler_json (vl_api_cli_inband_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_string_copy (&node, "reply", mp->reply);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_classify_add_del_table_reply_t_handler
  (vl_api_classify_add_del_table_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      if (retval == 0 &&
          ((mp->new_table_index != 0xFFFFFFFF) ||
           (mp->skip_n_vectors != 0xFFFFFFFF) ||
           (mp->match_n_vectors != 0xFFFFFFFF)))
        /*
         * Note: this is just barely thread-safe, depends on
         * the main thread spinning waiting for an answer...
         */
        errmsg ("new index %d, skip_n_vectors %d, match_n_vectors %d",
                ntohl (mp->new_table_index),
                ntohl (mp->skip_n_vectors), ntohl (mp->match_n_vectors));
      vam->result_ready = 1;
    }
}

static void vl_api_classify_add_del_table_reply_t_handler_json
  (vl_api_classify_add_del_table_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "new_table_index",
                            ntohl (mp->new_table_index));
  vat_json_object_add_uint (&node, "skip_n_vectors",
                            ntohl (mp->skip_n_vectors));
  vat_json_object_add_uint (&node, "match_n_vectors",
                            ntohl (mp->match_n_vectors));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_get_node_index_reply_t_handler
  (vl_api_get_node_index_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      if (retval == 0)
        errmsg ("node index %d", ntohl (mp->node_index));
      vam->result_ready = 1;
    }
}

static void vl_api_get_node_index_reply_t_handler_json
  (vl_api_get_node_index_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "node_index", ntohl (mp->node_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_get_next_index_reply_t_handler
  (vl_api_get_next_index_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      if (retval == 0)
        errmsg ("next node index %d", ntohl (mp->next_index));
      vam->result_ready = 1;
    }
}

static void vl_api_get_next_index_reply_t_handler_json
  (vl_api_get_next_index_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "next_index", ntohl (mp->next_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_add_node_next_reply_t_handler
  (vl_api_add_node_next_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      if (retval == 0)
        errmsg ("next index %d", ntohl (mp->next_index));
      vam->result_ready = 1;
    }
}

static void vl_api_add_node_next_reply_t_handler_json
  (vl_api_add_node_next_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "next_index", ntohl (mp->next_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_show_version_reply_t_handler
  (vl_api_show_version_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (retval >= 0)
    {
      errmsg ("        program: %s", mp->program);
      errmsg ("        version: %s", mp->version);
      errmsg ("     build date: %s", mp->build_date);
      errmsg ("build directory: %s", mp->build_directory);
    }
  vam->retval = retval;
  vam->result_ready = 1;
}

static void vl_api_show_version_reply_t_handler_json
  (vl_api_show_version_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_string_copy (&node, "program", mp->program);
  vat_json_object_add_string_copy (&node, "version", mp->version);
  vat_json_object_add_string_copy (&node, "build_date", mp->build_date);
  vat_json_object_add_string_copy (&node, "build_directory",
                                   mp->build_directory);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_ip4_arp_event_t_handler (vl_api_ip4_arp_event_t * mp)
{
  errmsg ("arp %s event: address %U new mac %U sw_if_index %d",
          mp->mac_ip ? "mac/ip binding" : "address resolution",
          format_ip4_address, &mp->address,
          format_ethernet_address, mp->new_mac, mp->sw_if_index);
}

static void
vl_api_ip4_arp_event_t_handler_json (vl_api_ip4_arp_event_t * mp)
{
  /* JSON output not supported */
}

static void
vl_api_ip6_nd_event_t_handler (vl_api_ip6_nd_event_t * mp)
{
  errmsg ("ip6 nd %s event: address %U new mac %U sw_if_index %d",
          mp->mac_ip ? "mac/ip binding" : "address resolution",
          format_ip6_address, mp->address,
          format_ethernet_address, mp->new_mac, mp->sw_if_index);
}

static void
vl_api_ip6_nd_event_t_handler_json (vl_api_ip6_nd_event_t * mp)
{
  /* JSON output not supported */
}

/*
 * Special-case: build the bridge domain table, maintain
 * the next bd id vbl.
 */
static void vl_api_bridge_domain_details_t_handler
  (vl_api_bridge_domain_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  u32 n_sw_ifs = ntohl (mp->n_sw_ifs);

  print (vam->ofp, "\n%-3s %-3s %-3s %-3s %-3s %-3s",
         " ID", "LRN", "FWD", "FLD", "BVI", "#IF");

  print (vam->ofp, "%3d %3d %3d %3d %3d %3d",
         ntohl (mp->bd_id), mp->learn, mp->forward,
         mp->flood, ntohl (mp->bvi_sw_if_index), n_sw_ifs);

  if (n_sw_ifs)
    print (vam->ofp, "\n\n%s %s  %s", "sw_if_index", "SHG", "Interface Name");
}

static void vl_api_bridge_domain_details_t_handler_json
  (vl_api_bridge_domain_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node, *array = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "bd_id", ntohl (mp->bd_id));
  vat_json_object_add_uint (node, "flood", mp->flood);
  vat_json_object_add_uint (node, "forward", mp->forward);
  vat_json_object_add_uint (node, "learn", mp->learn);
  vat_json_object_add_uint (node, "bvi_sw_if_index",
                            ntohl (mp->bvi_sw_if_index));
  vat_json_object_add_uint (node, "n_sw_ifs", ntohl (mp->n_sw_ifs));
  array = vat_json_object_add (node, "sw_if");
  vat_json_init_array (array);
}

/*
 * Special-case: build the bridge domain sw if table.
 */
static void vl_api_bridge_domain_sw_if_details_t_handler
  (vl_api_bridge_domain_sw_if_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  hash_pair_t *p;
  u8 *sw_if_name = 0;
  u32 sw_if_index;

  sw_if_index = ntohl (mp->sw_if_index);
  /* *INDENT-OFF* */
  hash_foreach_pair (p, vam->sw_if_index_by_interface_name,
  ({
    if ((u32) p->value[0] == sw_if_index)
      {
        sw_if_name = (u8 *)(p->key);
        break;
      }
  }));
  /* *INDENT-ON* */

  print (vam->ofp, "%7d     %3d  %s", sw_if_index,
         mp->shg, sw_if_name ? (char *) sw_if_name :
         "sw_if_index not found!");
}

static void vl_api_bridge_domain_sw_if_details_t_handler_json
  (vl_api_bridge_domain_sw_if_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  uword last_index = 0;

  ASSERT (VAT_JSON_ARRAY == vam->json_tree.type);
  ASSERT (vec_len (vam->json_tree.array) >= 1);
  last_index = vec_len (vam->json_tree.array) - 1;
  node = &vam->json_tree.array[last_index];
  node = vat_json_object_get_element (node, "sw_if");
  ASSERT (NULL != node);
  node = vat_json_array_add (node);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "bd_id", ntohl (mp->bd_id));
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_uint (node, "shg", mp->shg);
}

static void vl_api_control_ping_reply_t_handler
  (vl_api_control_ping_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_control_ping_reply_t_handler_json
  (vl_api_control_ping_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (VAT_JSON_NONE != vam->json_tree.type)
    {
      vat_json_print (vam->ofp, &vam->json_tree);
      vat_json_free (&vam->json_tree);
      vam->json_tree.type = VAT_JSON_NONE;
    }
  else
    {
      /* just print [] */
      vat_json_init_array (&vam->json_tree);
      vat_json_print (vam->ofp, &vam->json_tree);
      vam->json_tree.type = VAT_JSON_NONE;
    }

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
vl_api_l2_flags_reply_t_handler (vl_api_l2_flags_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_l2_flags_reply_t_handler_json
  (vl_api_l2_flags_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "resulting_feature_bitmap",
                            ntohl (mp->resulting_feature_bitmap));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_bridge_flags_reply_t_handler
  (vl_api_bridge_flags_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_bridge_flags_reply_t_handler_json
  (vl_api_bridge_flags_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "resulting_feature_bitmap",
                            ntohl (mp->resulting_feature_bitmap));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_tap_connect_reply_t_handler
  (vl_api_tap_connect_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }

}

static void vl_api_tap_connect_reply_t_handler_json
  (vl_api_tap_connect_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;

}

static void
vl_api_tap_modify_reply_t_handler (vl_api_tap_modify_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_tap_modify_reply_t_handler_json
  (vl_api_tap_modify_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_tap_delete_reply_t_handler (vl_api_tap_delete_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_tap_delete_reply_t_handler_json
  (vl_api_tap_delete_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_mpls_tunnel_add_del_reply_t_handler
  (vl_api_mpls_tunnel_add_del_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_mpls_tunnel_add_del_reply_t_handler_json
  (vl_api_mpls_tunnel_add_del_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "tunnel_sw_if_index",
                            ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_l2tpv3_create_tunnel_reply_t_handler
  (vl_api_l2tpv3_create_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_l2tpv3_create_tunnel_reply_t_handler_json
  (vl_api_l2tpv3_create_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}


static void vl_api_lisp_add_del_locator_set_reply_t_handler
  (vl_api_lisp_add_del_locator_set_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_lisp_add_del_locator_set_reply_t_handler_json
  (vl_api_lisp_add_del_locator_set_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "locator_set_index", ntohl (mp->ls_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_vxlan_add_del_tunnel_reply_t_handler
  (vl_api_vxlan_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_vxlan_add_del_tunnel_reply_t_handler_json
  (vl_api_vxlan_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_gre_add_del_tunnel_reply_t_handler
  (vl_api_gre_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_gre_add_del_tunnel_reply_t_handler_json
  (vl_api_gre_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_create_vhost_user_if_reply_t_handler
  (vl_api_create_vhost_user_if_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_create_vhost_user_if_reply_t_handler_json
  (vl_api_create_vhost_user_if_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_ip_address_details_t_handler
  (vl_api_ip_address_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  static ip_address_details_t empty_ip_address_details = { {0} };
  ip_address_details_t *address = NULL;
  ip_details_t *current_ip_details = NULL;
  ip_details_t *details = NULL;

  details = vam->ip_details_by_sw_if_index[vam->is_ipv6];

  if (!details || vam->current_sw_if_index >= vec_len (details)
      || !details[vam->current_sw_if_index].present)
    {
      errmsg ("ip address details arrived but not stored");
      errmsg ("ip_dump should be called first");
      return;
    }

  current_ip_details = vec_elt_at_index (details, vam->current_sw_if_index);

#define addresses (current_ip_details->addr)

  vec_validate_init_empty (addresses, vec_len (addresses),
                           empty_ip_address_details);

  address = vec_elt_at_index (addresses, vec_len (addresses) - 1);

  clib_memcpy (&address->ip, &mp->ip, sizeof (address->ip));
  address->prefix_length = mp->prefix_length;
#undef addresses
}

static void vl_api_ip_address_details_t_handler_json
  (vl_api_ip_address_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr ip6;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  if (vam->is_ipv6)
    {
      clib_memcpy (&ip6, mp->ip, sizeof (ip6));
      vat_json_object_add_ip6 (node, "ip", ip6);
    }
  else
    {
      clib_memcpy (&ip4, mp->ip, sizeof (ip4));
      vat_json_object_add_ip4 (node, "ip", ip4);
    }
  vat_json_object_add_uint (node, "prefix_length", mp->prefix_length);
}

static void
vl_api_ip_details_t_handler (vl_api_ip_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  static ip_details_t empty_ip_details = { 0 };
  ip_details_t *ip = NULL;
  u32 sw_if_index = ~0;

  sw_if_index = ntohl (mp->sw_if_index);

  vec_validate_init_empty (vam->ip_details_by_sw_if_index[vam->is_ipv6],
                           sw_if_index, empty_ip_details);

  ip = vec_elt_at_index (vam->ip_details_by_sw_if_index[vam->is_ipv6],
                         sw_if_index);

  ip->present = 1;
}

static void
vl_api_ip_details_t_handler_json (vl_api_ip_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  vat_json_array_add_uint (&vam->json_tree,
                           clib_net_to_host_u32 (mp->sw_if_index));
}

static void vl_api_map_domain_details_t_handler_json
  (vl_api_map_domain_details_t * mp)
{
  vat_json_node_t *node = NULL;
  vat_main_t *vam = &vat_main;
  struct in6_addr ip6;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }

  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);

  vat_json_object_add_uint (node, "domain_index",
                            clib_net_to_host_u32 (mp->domain_index));
  clib_memcpy (&ip6, mp->ip6_prefix, sizeof (ip6));
  vat_json_object_add_ip6 (node, "ip6_prefix", ip6);
  clib_memcpy (&ip4, mp->ip4_prefix, sizeof (ip4));
  vat_json_object_add_ip4 (node, "ip4_prefix", ip4);
  clib_memcpy (&ip6, mp->ip6_src, sizeof (ip6));
  vat_json_object_add_ip6 (node, "ip6_src", ip6);
  vat_json_object_add_int (node, "ip6_prefix_len", mp->ip6_prefix_len);
  vat_json_object_add_int (node, "ip4_prefix_len", mp->ip4_prefix_len);
  vat_json_object_add_int (node, "ip6_src_len", mp->ip6_src_len);
  vat_json_object_add_int (node, "ea_bits_len", mp->ea_bits_len);
  vat_json_object_add_int (node, "psid_offset", mp->psid_offset);
  vat_json_object_add_int (node, "psid_length", mp->psid_length);
  vat_json_object_add_uint (node, "flags", mp->flags);
  vat_json_object_add_uint (node, "mtu", clib_net_to_host_u16 (mp->mtu));
  vat_json_object_add_int (node, "is_translation", mp->is_translation);
}

static void vl_api_map_domain_details_t_handler
  (vl_api_map_domain_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  if (mp->is_translation)
    {
      print (vam->ofp,
             "* %U/%d (ipv4-prefix) %U/%d (ipv6-prefix) %U/%d (ip6-src) index: %u",
             format_ip4_address, mp->ip4_prefix, mp->ip4_prefix_len,
             format_ip6_address, mp->ip6_prefix, mp->ip6_prefix_len,
             format_ip6_address, mp->ip6_src, mp->ip6_src_len,
             clib_net_to_host_u32 (mp->domain_index));
    }
  else
    {
      print (vam->ofp,
             "* %U/%d (ipv4-prefix) %U/%d (ipv6-prefix) %U (ip6-src) index: %u",
             format_ip4_address, mp->ip4_prefix, mp->ip4_prefix_len,
             format_ip6_address, mp->ip6_prefix, mp->ip6_prefix_len,
             format_ip6_address, mp->ip6_src,
             clib_net_to_host_u32 (mp->domain_index));
    }
  print (vam->ofp, "  ea-len %d psid-offset %d psid-len %d mtu %d %s",
         mp->ea_bits_len, mp->psid_offset, mp->psid_length, mp->mtu,
         mp->is_translation ? "map-t" : "");
}

static void vl_api_map_rule_details_t_handler_json
  (vl_api_map_rule_details_t * mp)
{
  struct in6_addr ip6;
  vat_json_node_t *node = NULL;
  vat_main_t *vam = &vat_main;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }

  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);

  vat_json_object_add_uint (node, "psid", clib_net_to_host_u16 (mp->psid));
  clib_memcpy (&ip6, mp->ip6_dst, sizeof (ip6));
  vat_json_object_add_ip6 (node, "ip6_dst", ip6);
}

static void
vl_api_map_rule_details_t_handler (vl_api_map_rule_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  print (vam->ofp, " %d (psid) %U (ip6-dst)",
         clib_net_to_host_u16 (mp->psid), format_ip6_address, mp->ip6_dst);
}

static void
vl_api_dhcp_compl_event_t_handler (vl_api_dhcp_compl_event_t * mp)
{
  errmsg ("DHCP compl event: pid %d %s hostname %s host_addr %U "
          "router_addr %U host_mac %U",
          mp->pid, mp->is_ipv6 ? "ipv6" : "ipv4", mp->hostname,
          format_ip4_address, &mp->host_address,
          format_ip4_address, &mp->router_address,
          format_ethernet_address, mp->host_mac);
}

static void vl_api_dhcp_compl_event_t_handler_json
  (vl_api_dhcp_compl_event_t * mp)
{
  /* JSON output not supported */
}

static void
set_simple_interface_counter (u8 vnet_counter_type, u32 sw_if_index,
                              u32 counter)
{
  vat_main_t *vam = &vat_main;
  static u64 default_counter = 0;

  vec_validate_init_empty (vam->simple_interface_counters, vnet_counter_type,
                           NULL);
  vec_validate_init_empty (vam->simple_interface_counters[vnet_counter_type],
                           sw_if_index, default_counter);
  vam->simple_interface_counters[vnet_counter_type][sw_if_index] = counter;
}

static void
set_combined_interface_counter (u8 vnet_counter_type, u32 sw_if_index,
                                interface_counter_t counter)
{
  vat_main_t *vam = &vat_main;
  static interface_counter_t default_counter = { 0, };

  vec_validate_init_empty (vam->combined_interface_counters,
                           vnet_counter_type, NULL);
  vec_validate_init_empty (vam->combined_interface_counters
                           [vnet_counter_type], sw_if_index, default_counter);
  vam->combined_interface_counters[vnet_counter_type][sw_if_index] = counter;
}

static void vl_api_vnet_interface_counters_t_handler
  (vl_api_vnet_interface_counters_t * mp)
{
  /* not supported */
}

static void vl_api_vnet_interface_counters_t_handler_json
  (vl_api_vnet_interface_counters_t * mp)
{
  interface_counter_t counter;
  vlib_counter_t *v;
  u64 *v_packets;
  u64 packets;
  u32 count;
  u32 first_sw_if_index;
  int i;

  count = ntohl (mp->count);
  first_sw_if_index = ntohl (mp->first_sw_if_index);

  if (!mp->is_combined)
    {
      v_packets = (u64 *) & mp->data;
      for (i = 0; i < count; i++)
        {
          packets =
            clib_net_to_host_u64 (clib_mem_unaligned (v_packets, u64));
          set_simple_interface_counter (mp->vnet_counter_type,
                                        first_sw_if_index + i, packets);
          v_packets++;
        }
    }
  else
    {
      v = (vlib_counter_t *) & mp->data;
      for (i = 0; i < count; i++)
        {
          counter.packets =
            clib_net_to_host_u64 (clib_mem_unaligned (&v->packets, u64));
          counter.bytes =
            clib_net_to_host_u64 (clib_mem_unaligned (&v->bytes, u64));
          set_combined_interface_counter (mp->vnet_counter_type,
                                          first_sw_if_index + i, counter);
          v++;
        }
    }
}

static u32
ip4_fib_counters_get_vrf_index_by_vrf_id (u32 vrf_id)
{
  vat_main_t *vam = &vat_main;
  u32 i;

  for (i = 0; i < vec_len (vam->ip4_fib_counters_vrf_id_by_index); i++)
    {
      if (vam->ip4_fib_counters_vrf_id_by_index[i] == vrf_id)
        {
          return i;
        }
    }
  return ~0;
}

static u32
ip6_fib_counters_get_vrf_index_by_vrf_id (u32 vrf_id)
{
  vat_main_t *vam = &vat_main;
  u32 i;

  for (i = 0; i < vec_len (vam->ip6_fib_counters_vrf_id_by_index); i++)
    {
      if (vam->ip6_fib_counters_vrf_id_by_index[i] == vrf_id)
        {
          return i;
        }
    }
  return ~0;
}

static void vl_api_vnet_ip4_fib_counters_t_handler
  (vl_api_vnet_ip4_fib_counters_t * mp)
{
  /* not supported */
}

static void vl_api_vnet_ip4_fib_counters_t_handler_json
  (vl_api_vnet_ip4_fib_counters_t * mp)
{
  vat_main_t *vam = &vat_main;
  vl_api_ip4_fib_counter_t *v;
  ip4_fib_counter_t *counter;
  struct in_addr ip4;
  u32 vrf_id;
  u32 vrf_index;
  u32 count;
  int i;

  vrf_id = ntohl (mp->vrf_id);
  vrf_index = ip4_fib_counters_get_vrf_index_by_vrf_id (vrf_id);
  if (~0 == vrf_index)
    {
      vrf_index = vec_len (vam->ip4_fib_counters_vrf_id_by_index);
      vec_validate (vam->ip4_fib_counters_vrf_id_by_index, vrf_index);
      vam->ip4_fib_counters_vrf_id_by_index[vrf_index] = vrf_id;
      vec_validate (vam->ip4_fib_counters, vrf_index);
      vam->ip4_fib_counters[vrf_index] = NULL;
    }

  vec_free (vam->ip4_fib_counters[vrf_index]);
  v = (vl_api_ip4_fib_counter_t *) & mp->c;
  count = ntohl (mp->count);
  for (i = 0; i < count; i++)
    {
      vec_validate (vam->ip4_fib_counters[vrf_index], i);
      counter = &vam->ip4_fib_counters[vrf_index][i];
      clib_memcpy (&ip4, &v->address, sizeof (ip4));
      counter->address = ip4;
      counter->address_length = v->address_length;
      counter->packets = clib_net_to_host_u64 (v->packets);
      counter->bytes = clib_net_to_host_u64 (v->bytes);
      v++;
    }
}

static void vl_api_vnet_ip6_fib_counters_t_handler
  (vl_api_vnet_ip6_fib_counters_t * mp)
{
  /* not supported */
}

static void vl_api_vnet_ip6_fib_counters_t_handler_json
  (vl_api_vnet_ip6_fib_counters_t * mp)
{
  vat_main_t *vam = &vat_main;
  vl_api_ip6_fib_counter_t *v;
  ip6_fib_counter_t *counter;
  struct in6_addr ip6;
  u32 vrf_id;
  u32 vrf_index;
  u32 count;
  int i;

  vrf_id = ntohl (mp->vrf_id);
  vrf_index = ip6_fib_counters_get_vrf_index_by_vrf_id (vrf_id);
  if (~0 == vrf_index)
    {
      vrf_index = vec_len (vam->ip6_fib_counters_vrf_id_by_index);
      vec_validate (vam->ip6_fib_counters_vrf_id_by_index, vrf_index);
      vam->ip6_fib_counters_vrf_id_by_index[vrf_index] = vrf_id;
      vec_validate (vam->ip6_fib_counters, vrf_index);
      vam->ip6_fib_counters[vrf_index] = NULL;
    }

  vec_free (vam->ip6_fib_counters[vrf_index]);
  v = (vl_api_ip6_fib_counter_t *) & mp->c;
  count = ntohl (mp->count);
  for (i = 0; i < count; i++)
    {
      vec_validate (vam->ip6_fib_counters[vrf_index], i);
      counter = &vam->ip6_fib_counters[vrf_index][i];
      clib_memcpy (&ip6, &v->address, sizeof (ip6));
      counter->address = ip6;
      counter->address_length = v->address_length;
      counter->packets = clib_net_to_host_u64 (v->packets);
      counter->bytes = clib_net_to_host_u64 (v->bytes);
      v++;
    }
}

static void vl_api_get_first_msg_id_reply_t_handler
  (vl_api_get_first_msg_id_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
  if (retval >= 0)
    {
      errmsg ("first message id %d", ntohs (mp->first_msg_id));
    }
}

static void vl_api_get_first_msg_id_reply_t_handler_json
  (vl_api_get_first_msg_id_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "first_msg_id",
                            (uint) ntohs (mp->first_msg_id));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_get_node_graph_reply_t_handler
  (vl_api_get_node_graph_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  api_main_t *am = &api_main;
  i32 retval = ntohl (mp->retval);
  u8 *pvt_copy, *reply;
  void *oldheap;
  vlib_node_t *node;
  int i;

  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }

  /* "Should never happen..." */
  if (retval != 0)
    return;

  reply = (u8 *) (mp->reply_in_shmem);
  pvt_copy = vec_dup (reply);

  /* Toss the shared-memory original... */
  pthread_mutex_lock (&am->vlib_rp->mutex);
  oldheap = svm_push_data_heap (am->vlib_rp);

  vec_free (reply);

  svm_pop_heap (oldheap);
  pthread_mutex_unlock (&am->vlib_rp->mutex);

  if (vam->graph_nodes)
    {
      hash_free (vam->graph_node_index_by_name);

      for (i = 0; i < vec_len (vam->graph_nodes); i++)
        {
          node = vam->graph_nodes[i];
          vec_free (node->name);
          vec_free (node->next_nodes);
          vec_free (node);
        }
      vec_free (vam->graph_nodes);
    }

  vam->graph_node_index_by_name = hash_create_string (0, sizeof (uword));
  vam->graph_nodes = vlib_node_unserialize (pvt_copy);
  vec_free (pvt_copy);

  for (i = 0; i < vec_len (vam->graph_nodes); i++)
    {
      node = vam->graph_nodes[i];
      hash_set_mem (vam->graph_node_index_by_name, node->name, i);
    }
}

static void vl_api_get_node_graph_reply_t_handler_json
  (vl_api_get_node_graph_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  api_main_t *am = &api_main;
  void *oldheap;
  vat_json_node_t node;
  u8 *reply;

  /* $$$$ make this real? */
  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "reply_in_shmem", mp->reply_in_shmem);

  reply = (u8 *) (mp->reply_in_shmem);

  /* Toss the shared-memory original... */
  pthread_mutex_lock (&am->vlib_rp->mutex);
  oldheap = svm_push_data_heap (am->vlib_rp);

  vec_free (reply);

  svm_pop_heap (oldheap);
  pthread_mutex_unlock (&am->vlib_rp->mutex);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_lisp_locator_details_t_handler (vl_api_lisp_locator_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  u8 *s = 0;

  if (mp->local)
    {
      s = format (s, "%=16d%=16d%=16d",
                  ntohl (mp->sw_if_index), mp->priority, mp->weight);
    }
  else
    {
      s = format (s, "%=16U%=16d%=16d",
                  mp->is_ipv6 ? format_ip6_address :
                  format_ip4_address,
                  mp->ip_address, mp->priority, mp->weight);
    }

  print (vam->ofp, "%v", s);
  vec_free (s);
}

static void
vl_api_lisp_locator_details_t_handler_json (vl_api_lisp_locator_details_t *
                                            mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr ip6;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);

  vat_json_object_add_uint (node, "local", mp->local ? 1 : 0);
  vat_json_object_add_uint (node, "priority", mp->priority);
  vat_json_object_add_uint (node, "weight", mp->weight);

  if (mp->local)
    vat_json_object_add_uint (node, "sw_if_index",
                              clib_net_to_host_u32 (mp->sw_if_index));
  else
    {
      if (mp->is_ipv6)
        {
          clib_memcpy (&ip6, mp->ip_address, sizeof (ip6));
          vat_json_object_add_ip6 (node, "address", ip6);
        }
      else
        {
          clib_memcpy (&ip4, mp->ip_address, sizeof (ip4));
          vat_json_object_add_ip4 (node, "address", ip4);
        }
    }
}

static void
vl_api_lisp_locator_set_details_t_handler (vl_api_lisp_locator_set_details_t *
                                           mp)
{
  vat_main_t *vam = &vat_main;
  u8 *ls_name = 0;

  ls_name = format (0, "%s", mp->ls_name);

  print (vam->ofp, "%=10d%=15v", clib_net_to_host_u32 (mp->ls_index),
         ls_name);
  vec_free (ls_name);
}

static void
  vl_api_lisp_locator_set_details_t_handler_json
  (vl_api_lisp_locator_set_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = 0;
  u8 *ls_name = 0;

  ls_name = format (0, "%s", mp->ls_name);
  vec_add1 (ls_name, 0);

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "ls_name", ls_name);
  vat_json_object_add_uint (node, "ls_index",
                            clib_net_to_host_u32 (mp->ls_index));
  vec_free (ls_name);
}

static u8 *
format_lisp_flat_eid (u8 * s, va_list * args)
{
  u32 type = va_arg (*args, u32);
  u8 *eid = va_arg (*args, u8 *);
  u32 eid_len = va_arg (*args, u32);

  switch (type)
    {
    case 0:
      return format (s, "%U/%d", format_ip4_address, eid, eid_len);
    case 1:
      return format (s, "%U/%d", format_ip6_address, eid, eid_len);
    case 2:
      return format (s, "%U", format_ethernet_address, eid);
    }
  return 0;
}

static u8 *
format_lisp_eid_vat (u8 * s, va_list * args)
{
  u32 type = va_arg (*args, u32);
  u8 *eid = va_arg (*args, u8 *);
  u32 eid_len = va_arg (*args, u32);
  u8 *seid = va_arg (*args, u8 *);
  u32 seid_len = va_arg (*args, u32);
  u32 is_src_dst = va_arg (*args, u32);

  if (is_src_dst)
    s = format (s, "%U|", format_lisp_flat_eid, type, seid, seid_len);

  s = format (s, "%U", format_lisp_flat_eid, type, eid, eid_len);

  return s;
}

static void
vl_api_lisp_eid_table_details_t_handler (vl_api_lisp_eid_table_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  u8 *s = 0, *eid = 0;

  if (~0 == mp->locator_set_index)
    s = format (0, "action: %d", mp->action);
  else
    s = format (0, "%d", clib_net_to_host_u32 (mp->locator_set_index));

  eid = format (0, "%U", format_lisp_eid_vat,
                mp->eid_type,
                mp->eid,
                mp->eid_prefix_len,
                mp->seid, mp->seid_prefix_len, mp->is_src_dst);
  vec_add1 (eid, 0);

  print (vam->ofp, "[%d] %-35s%-20s%-30s%-20d%-20d%-10d%-20s",
         clib_net_to_host_u32 (mp->vni),
         eid,
         mp->is_local ? "local" : "remote",
         s, clib_net_to_host_u32 (mp->ttl), mp->authoritative,
         clib_net_to_host_u16 (mp->key_id), mp->key);

  vec_free (s);
  vec_free (eid);
}

static void
vl_api_lisp_eid_table_details_t_handler_json (vl_api_lisp_eid_table_details_t
                                              * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = 0;
  u8 *eid = 0;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  if (~0 == mp->locator_set_index)
    vat_json_object_add_uint (node, "action", mp->action);
  else
    vat_json_object_add_uint (node, "locator_set_index",
                              clib_net_to_host_u32 (mp->locator_set_index));

  vat_json_object_add_uint (node, "is_local", mp->is_local ? 1 : 0);
  eid = format (0, "%U", format_lisp_eid_vat,
                mp->eid_type,
                mp->eid,
                mp->eid_prefix_len,
                mp->seid, mp->seid_prefix_len, mp->is_src_dst);
  vec_add1 (eid, 0);
  vat_json_object_add_string_copy (node, "eid", eid);
  vat_json_object_add_uint (node, "vni", clib_net_to_host_u32 (mp->vni));
  vat_json_object_add_uint (node, "ttl", clib_net_to_host_u32 (mp->ttl));
  vat_json_object_add_uint (node, "authoritative", (mp->authoritative));

  if (mp->key_id)
    {
      vat_json_object_add_uint (node, "key_id",
                                clib_net_to_host_u16 (mp->key_id));
      vat_json_object_add_string_copy (node, "key", mp->key);
    }
  vec_free (eid);
}

static void
  vl_api_lisp_eid_table_map_details_t_handler
  (vl_api_lisp_eid_table_map_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  u8 *line = format (0, "%=10d%=10d",
                     clib_net_to_host_u32 (mp->vni),
                     clib_net_to_host_u32 (mp->dp_table));
  print (vam->ofp, "%v", line);
  vec_free (line);
}

static void
  vl_api_lisp_eid_table_map_details_t_handler_json
  (vl_api_lisp_eid_table_map_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);
  vat_json_object_add_uint (node, "dp_table",
                            clib_net_to_host_u32 (mp->dp_table));
  vat_json_object_add_uint (node, "vni", clib_net_to_host_u32 (mp->vni));
}

static void
  vl_api_lisp_eid_table_vni_details_t_handler
  (vl_api_lisp_eid_table_vni_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  u8 *line = format (0, "%d", clib_net_to_host_u32 (mp->vni));
  print (vam->ofp, "%v", line);
  vec_free (line);
}

static void
  vl_api_lisp_eid_table_vni_details_t_handler_json
  (vl_api_lisp_eid_table_vni_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);
  vat_json_object_add_uint (node, "vni", clib_net_to_host_u32 (mp->vni));
}

static u8 *
format_decap_next (u8 * s, va_list * args)
{
  u32 next_index = va_arg (*args, u32);

  switch (next_index)
    {
    case LISP_GPE_INPUT_NEXT_DROP:
      return format (s, "drop");
    case LISP_GPE_INPUT_NEXT_IP4_INPUT:
      return format (s, "ip4");
    case LISP_GPE_INPUT_NEXT_IP6_INPUT:
      return format (s, "ip6");
    default:
      return format (s, "unknown %d", next_index);
    }
  return s;
}

static void
vl_api_lisp_gpe_tunnel_details_t_handler (vl_api_lisp_gpe_tunnel_details_t *
                                          mp)
{
  vat_main_t *vam = &vat_main;
  u8 *iid_str;
  u8 *flag_str = NULL;

  iid_str = format (0, "%d (0x%x)", ntohl (mp->iid), ntohl (mp->iid));

#define _(n,v) if (mp->flags & v) flag_str = format (flag_str, "%s-bit ", #n);
  foreach_lisp_gpe_flag_bit;
#undef _

  print (vam->ofp, "%=20d%=30U%=16U%=16d%=16d%=16U"
         "%=16d%=16d%=16sd=16d%=16s%=16s",
         mp->tunnels,
         mp->is_ipv6 ? format_ip6_address : format_ip4_address,
         mp->source_ip,
         mp->is_ipv6 ? format_ip6_address : format_ip4_address,
         mp->destination_ip,
         ntohl (mp->encap_fib_id),
         ntohl (mp->decap_fib_id),
         format_decap_next, ntohl (mp->dcap_next),
         mp->ver_res >> 6,
         flag_str, mp->next_protocol, mp->ver_res, mp->res, iid_str);

  vec_free (iid_str);
}

static void
  vl_api_lisp_gpe_tunnel_details_t_handler_json
  (vl_api_lisp_gpe_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr ip6;
  struct in_addr ip4;
  u8 *next_decap_str;

  next_decap_str = format (0, "%U", format_decap_next, htonl (mp->dcap_next));

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "tunel", mp->tunnels);
  if (mp->is_ipv6)
    {
      clib_memcpy (&ip6, mp->source_ip, sizeof (ip6));
      vat_json_object_add_ip6 (node, "source address", ip6);
      clib_memcpy (&ip6, mp->destination_ip, sizeof (ip6));
      vat_json_object_add_ip6 (node, "destination address", ip6);
    }
  else
    {
      clib_memcpy (&ip4, mp->source_ip, sizeof (ip4));
      vat_json_object_add_ip4 (node, "source address", ip4);
      clib_memcpy (&ip4, mp->destination_ip, sizeof (ip4));
      vat_json_object_add_ip4 (node, "destination address", ip4);
    }
  vat_json_object_add_uint (node, "fib encap", ntohl (mp->encap_fib_id));
  vat_json_object_add_uint (node, "fib decap", ntohl (mp->decap_fib_id));
  vat_json_object_add_string_copy (node, "decap next", next_decap_str);
  vat_json_object_add_uint (node, "lisp version", mp->ver_res >> 6);
  vat_json_object_add_uint (node, "flags", mp->flags);
  vat_json_object_add_uint (node, "next protocol", mp->next_protocol);
  vat_json_object_add_uint (node, "ver_res", mp->ver_res);
  vat_json_object_add_uint (node, "res", mp->res);
  vat_json_object_add_uint (node, "iid", ntohl (mp->iid));

  vec_free (next_decap_str);
}

static void
  vl_api_show_lisp_map_register_state_reply_t_handler
  (vl_api_show_lisp_map_register_state_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  int retval = clib_net_to_host_u32 (mp->retval);

  print (vam->ofp, "%s", mp->is_enabled ? "enabled" : "disabled");

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_show_lisp_map_register_state_reply_t_handler_json
  (vl_api_show_lisp_map_register_state_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t _node, *node = &_node;
  int retval = clib_net_to_host_u32 (mp->retval);

  u8 *s = format (0, "%s", mp->is_enabled ? "enabled" : "disabled");

  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "state", s);

  vat_json_print (vam->ofp, node);
  vat_json_free (node);

  vam->retval = retval;
  vam->result_ready = 1;
  vec_free (s);
}

static void
  vl_api_show_lisp_rloc_probe_state_reply_t_handler
  (vl_api_show_lisp_rloc_probe_state_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  int retval = clib_net_to_host_u32 (mp->retval);

  if (retval)
    goto end;

  print (vam->ofp, "%s", mp->is_enabled ? "enabled" : "disabled");
end:
  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_show_lisp_rloc_probe_state_reply_t_handler_json
  (vl_api_show_lisp_rloc_probe_state_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t _node, *node = &_node;
  int retval = clib_net_to_host_u32 (mp->retval);

  u8 *s = format (0, "%s", mp->is_enabled ? "enabled" : "disabled");
  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "state", s);

  vat_json_print (vam->ofp, node);
  vat_json_free (node);

  vam->retval = retval;
  vam->result_ready = 1;
  vec_free (s);
}

static void
  vl_api_lisp_adjacencies_get_reply_t_handler
  (vl_api_lisp_adjacencies_get_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  u32 i, n;
  int retval = clib_net_to_host_u32 (mp->retval);
  vl_api_lisp_adjacency_t *a;

  if (retval)
    goto end;

  n = clib_net_to_host_u32 (mp->count);

  for (i = 0; i < n; i++)
    {
      a = &mp->adjacencies[i];
      print (vam->ofp, "%U %40U",
             format_lisp_flat_eid, a->eid_type, a->leid, a->leid_prefix_len,
             format_lisp_flat_eid, a->eid_type, a->reid, a->reid_prefix_len);
    }

end:
  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_lisp_adjacencies_get_reply_t_handler_json
  (vl_api_lisp_adjacencies_get_reply_t * mp)
{
  u8 *s = 0;
  vat_main_t *vam = &vat_main;
  vat_json_node_t *e = 0, root;
  u32 i, n;
  int retval = clib_net_to_host_u32 (mp->retval);
  vl_api_lisp_adjacency_t *a;

  if (retval)
    goto end;

  n = clib_net_to_host_u32 (mp->count);
  vat_json_init_array (&root);

  for (i = 0; i < n; i++)
    {
      e = vat_json_array_add (&root);
      a = &mp->adjacencies[i];

      vat_json_init_object (e);
      s = format (0, "%U", format_lisp_flat_eid, a->eid_type, a->leid,
                  a->leid_prefix_len);
      vec_add1 (s, 0);
      vat_json_object_add_string_copy (e, "leid", s);
      vec_free (s);

      s = format (0, "%U", format_lisp_flat_eid, a->eid_type, a->reid,
                  a->reid_prefix_len);
      vec_add1 (s, 0);
      vat_json_object_add_string_copy (e, "reid", s);
      vec_free (s);
    }

  vat_json_print (vam->ofp, &root);
  vat_json_free (&root);

end:
  vam->retval = retval;
  vam->result_ready = 1;
}

static void
vl_api_lisp_map_server_details_t_handler (vl_api_lisp_map_server_details_t
                                          * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%=20U",
         mp->is_ipv6 ? format_ip6_address : format_ip4_address,
         mp->ip_address);
}

static void
  vl_api_lisp_map_server_details_t_handler_json
  (vl_api_lisp_map_server_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr ip6;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  if (mp->is_ipv6)
    {
      clib_memcpy (&ip6, mp->ip_address, sizeof (ip6));
      vat_json_object_add_ip6 (node, "map-server", ip6);
    }
  else
    {
      clib_memcpy (&ip4, mp->ip_address, sizeof (ip4));
      vat_json_object_add_ip4 (node, "map-server", ip4);
    }
}

static void
vl_api_lisp_map_resolver_details_t_handler (vl_api_lisp_map_resolver_details_t
                                            * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%=20U",
         mp->is_ipv6 ? format_ip6_address : format_ip4_address,
         mp->ip_address);
}

static void
  vl_api_lisp_map_resolver_details_t_handler_json
  (vl_api_lisp_map_resolver_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr ip6;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  if (mp->is_ipv6)
    {
      clib_memcpy (&ip6, mp->ip_address, sizeof (ip6));
      vat_json_object_add_ip6 (node, "map resolver", ip6);
    }
  else
    {
      clib_memcpy (&ip4, mp->ip_address, sizeof (ip4));
      vat_json_object_add_ip4 (node, "map resolver", ip4);
    }
}

static void
  vl_api_show_lisp_status_reply_t_handler
  (vl_api_show_lisp_status_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (0 <= retval)
    {
      print (vam->ofp, "feature: %s\ngpe: %s",
             mp->feature_status ? "enabled" : "disabled",
             mp->gpe_status ? "enabled" : "disabled");
    }

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_show_lisp_status_reply_t_handler_json
  (vl_api_show_lisp_status_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;
  u8 *gpe_status = NULL;
  u8 *feature_status = NULL;

  gpe_status = format (0, "%s", mp->gpe_status ? "enabled" : "disabled");
  feature_status = format (0, "%s",
                           mp->feature_status ? "enabled" : "disabled");
  vec_add1 (gpe_status, 0);
  vec_add1 (feature_status, 0);

  vat_json_init_object (&node);
  vat_json_object_add_string_copy (&node, "gpe_status", gpe_status);
  vat_json_object_add_string_copy (&node, "feature_status", feature_status);

  vec_free (gpe_status);
  vec_free (feature_status);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
  vl_api_lisp_get_map_request_itr_rlocs_reply_t_handler
  (vl_api_lisp_get_map_request_itr_rlocs_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (retval >= 0)
    {
      print (vam->ofp, "%=20s", mp->locator_set_name);
    }

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_lisp_get_map_request_itr_rlocs_reply_t_handler_json
  (vl_api_lisp_get_map_request_itr_rlocs_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "itr-rlocs", mp->locator_set_name);

  vat_json_print (vam->ofp, node);
  vat_json_free (node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static u8 *
format_lisp_map_request_mode (u8 * s, va_list * args)
{
  u32 mode = va_arg (*args, u32);

  switch (mode)
    {
    case 0:
      return format (0, "dst-only");
    case 1:
      return format (0, "src-dst");
    }
  return 0;
}

static void
  vl_api_show_lisp_map_request_mode_reply_t_handler
  (vl_api_show_lisp_map_request_mode_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (0 <= retval)
    {
      u32 mode = mp->mode;
      print (vam->ofp, "map_request_mode: %U",
             format_lisp_map_request_mode, mode);
    }

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_show_lisp_map_request_mode_reply_t_handler_json
  (vl_api_show_lisp_map_request_mode_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;
  u8 *s = 0;
  u32 mode;

  mode = mp->mode;
  s = format (0, "%U", format_lisp_map_request_mode, mode);
  vec_add1 (s, 0);

  vat_json_init_object (&node);
  vat_json_object_add_string_copy (&node, "map_request_mode", s);
  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vec_free (s);
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_show_lisp_pitr_reply_t_handler (vl_api_show_lisp_pitr_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (0 <= retval)
    {
      print (vam->ofp, "%-20s%-16s",
             mp->status ? "enabled" : "disabled",
             mp->status ? (char *) mp->locator_set_name : "");
    }

  vam->retval = retval;
  vam->result_ready = 1;
}

static void
vl_api_show_lisp_pitr_reply_t_handler_json (vl_api_show_lisp_pitr_reply_t *
                                            mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;
  u8 *status = 0;

  status = format (0, "%s", mp->status ? "enabled" : "disabled");
  vec_add1 (status, 0);

  vat_json_init_object (&node);
  vat_json_object_add_string_copy (&node, "status", status);
  if (mp->status)
    {
      vat_json_object_add_string_copy (&node, "locator_set",
                                       mp->locator_set_name);
    }

  vec_free (status);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static u8 *
format_policer_type (u8 * s, va_list * va)
{
  u32 i = va_arg (*va, u32);

  if (i == SSE2_QOS_POLICER_TYPE_1R2C)
    s = format (s, "1r2c");
  else if (i == SSE2_QOS_POLICER_TYPE_1R3C_RFC_2697)
    s = format (s, "1r3c");
  else if (i == SSE2_QOS_POLICER_TYPE_2R3C_RFC_2698)
    s = format (s, "2r3c-2698");
  else if (i == SSE2_QOS_POLICER_TYPE_2R3C_RFC_4115)
    s = format (s, "2r3c-4115");
  else if (i == SSE2_QOS_POLICER_TYPE_2R3C_RFC_MEF5CF1)
    s = format (s, "2r3c-mef5cf1");
  else
    s = format (s, "ILLEGAL");
  return s;
}

static u8 *
format_policer_rate_type (u8 * s, va_list * va)
{
  u32 i = va_arg (*va, u32);

  if (i == SSE2_QOS_RATE_KBPS)
    s = format (s, "kbps");
  else if (i == SSE2_QOS_RATE_PPS)
    s = format (s, "pps");
  else
    s = format (s, "ILLEGAL");
  return s;
}

static u8 *
format_policer_round_type (u8 * s, va_list * va)
{
  u32 i = va_arg (*va, u32);

  if (i == SSE2_QOS_ROUND_TO_CLOSEST)
    s = format (s, "closest");
  else if (i == SSE2_QOS_ROUND_TO_UP)
    s = format (s, "up");
  else if (i == SSE2_QOS_ROUND_TO_DOWN)
    s = format (s, "down");
  else
    s = format (s, "ILLEGAL");
  return s;
}

static u8 *
format_policer_action_type (u8 * s, va_list * va)
{
  u32 i = va_arg (*va, u32);

  if (i == SSE2_QOS_ACTION_DROP)
    s = format (s, "drop");
  else if (i == SSE2_QOS_ACTION_TRANSMIT)
    s = format (s, "transmit");
  else if (i == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    s = format (s, "mark-and-transmit");
  else
    s = format (s, "ILLEGAL");
  return s;
}

static u8 *
format_dscp (u8 * s, va_list * va)
{
  u32 i = va_arg (*va, u32);
  char *t = 0;

  switch (i)
    {
#define _(v,f,str) case VNET_DSCP_##f: t = str; break;
      foreach_vnet_dscp
#undef _
    default:
      return format (s, "ILLEGAL");
    }
  s = format (s, "%s", t);
  return s;
}

static void
vl_api_policer_details_t_handler (vl_api_policer_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  u8 *conform_dscp_str, *exceed_dscp_str, *violate_dscp_str;

  if (mp->conform_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    conform_dscp_str = format (0, "%U", format_dscp, mp->conform_dscp);
  else
    conform_dscp_str = format (0, "");

  if (mp->exceed_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    exceed_dscp_str = format (0, "%U", format_dscp, mp->exceed_dscp);
  else
    exceed_dscp_str = format (0, "");

  if (mp->violate_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    violate_dscp_str = format (0, "%U", format_dscp, mp->violate_dscp);
  else
    violate_dscp_str = format (0, "");

  print (vam->ofp, "Name \"%s\", type %U, cir %u, eir %u, cb %u, eb %u, "
         "rate type %U, round type %U, %s rate, %s color-aware, "
         "cir %u tok/period, pir %u tok/period, scale %u, cur lim %u, "
         "cur bkt %u, ext lim %u, ext bkt %u, last update %llu"
         "conform action %U%s, exceed action %U%s, violate action %U%s",
         mp->name,
         format_policer_type, mp->type,
         ntohl (mp->cir),
         ntohl (mp->eir),
         clib_net_to_host_u64 (mp->cb),
         clib_net_to_host_u64 (mp->eb),
         format_policer_rate_type, mp->rate_type,
         format_policer_round_type, mp->round_type,
         mp->single_rate ? "single" : "dual",
         mp->color_aware ? "is" : "not",
         ntohl (mp->cir_tokens_per_period),
         ntohl (mp->pir_tokens_per_period),
         ntohl (mp->scale),
         ntohl (mp->current_limit),
         ntohl (mp->current_bucket),
         ntohl (mp->extended_limit),
         ntohl (mp->extended_bucket),
         clib_net_to_host_u64 (mp->last_update_time),
         format_policer_action_type, mp->conform_action_type,
         conform_dscp_str,
         format_policer_action_type, mp->exceed_action_type,
         exceed_dscp_str,
         format_policer_action_type, mp->violate_action_type,
         violate_dscp_str);

  vec_free (conform_dscp_str);
  vec_free (exceed_dscp_str);
  vec_free (violate_dscp_str);
}

static void vl_api_policer_details_t_handler_json
  (vl_api_policer_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node;
  u8 *rate_type_str, *round_type_str, *type_str;
  u8 *conform_action_str, *exceed_action_str, *violate_action_str;

  rate_type_str = format (0, "%U", format_policer_rate_type, mp->rate_type);
  round_type_str =
    format (0, "%U", format_policer_round_type, mp->round_type);
  type_str = format (0, "%U", format_policer_type, mp->type);
  conform_action_str = format (0, "%U", format_policer_action_type,
                               mp->conform_action_type);
  exceed_action_str = format (0, "%U", format_policer_action_type,
                              mp->exceed_action_type);
  violate_action_str = format (0, "%U", format_policer_action_type,
                               mp->violate_action_type);

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "name", mp->name);
  vat_json_object_add_uint (node, "cir", ntohl (mp->cir));
  vat_json_object_add_uint (node, "eir", ntohl (mp->eir));
  vat_json_object_add_uint (node, "cb", ntohl (mp->cb));
  vat_json_object_add_uint (node, "eb", ntohl (mp->eb));
  vat_json_object_add_string_copy (node, "rate_type", rate_type_str);
  vat_json_object_add_string_copy (node, "round_type", round_type_str);
  vat_json_object_add_string_copy (node, "type", type_str);
  vat_json_object_add_uint (node, "single_rate", mp->single_rate);
  vat_json_object_add_uint (node, "color_aware", mp->color_aware);
  vat_json_object_add_uint (node, "scale", ntohl (mp->scale));
  vat_json_object_add_uint (node, "cir_tokens_per_period",
                            ntohl (mp->cir_tokens_per_period));
  vat_json_object_add_uint (node, "eir_tokens_per_period",
                            ntohl (mp->pir_tokens_per_period));
  vat_json_object_add_uint (node, "current_limit", ntohl (mp->current_limit));
  vat_json_object_add_uint (node, "current_bucket",
                            ntohl (mp->current_bucket));
  vat_json_object_add_uint (node, "extended_limit",
                            ntohl (mp->extended_limit));
  vat_json_object_add_uint (node, "extended_bucket",
                            ntohl (mp->extended_bucket));
  vat_json_object_add_uint (node, "last_update_time",
                            ntohl (mp->last_update_time));
  vat_json_object_add_string_copy (node, "conform_action",
                                   conform_action_str);
  if (mp->conform_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    {
      u8 *dscp_str = format (0, "%U", format_dscp, mp->conform_dscp);
      vat_json_object_add_string_copy (node, "conform_dscp", dscp_str);
      vec_free (dscp_str);
    }
  vat_json_object_add_string_copy (node, "exceed_action", exceed_action_str);
  if (mp->exceed_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    {
      u8 *dscp_str = format (0, "%U", format_dscp, mp->exceed_dscp);
      vat_json_object_add_string_copy (node, "exceed_dscp", dscp_str);
      vec_free (dscp_str);
    }
  vat_json_object_add_string_copy (node, "violate_action",
                                   violate_action_str);
  if (mp->violate_action_type == SSE2_QOS_ACTION_MARK_AND_TRANSMIT)
    {
      u8 *dscp_str = format (0, "%U", format_dscp, mp->violate_dscp);
      vat_json_object_add_string_copy (node, "violate_dscp", dscp_str);
      vec_free (dscp_str);
    }

  vec_free (rate_type_str);
  vec_free (round_type_str);
  vec_free (type_str);
  vec_free (conform_action_str);
  vec_free (exceed_action_str);
  vec_free (violate_action_str);
}

static void
vl_api_classify_table_ids_reply_t_handler (vl_api_classify_table_ids_reply_t *
                                           mp)
{
  vat_main_t *vam = &vat_main;
  int i, count = ntohl (mp->count);

  if (count > 0)
    print (vam->ofp, "classify table ids (%d) : ", count);
  for (i = 0; i < count; i++)
    {
      print (vam->ofp, "%d", ntohl (mp->ids[i]));
      print (vam->ofp, (i < count - 1) ? "," : "");
    }
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
  vl_api_classify_table_ids_reply_t_handler_json
  (vl_api_classify_table_ids_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  int i, count = ntohl (mp->count);

  if (count > 0)
    {
      vat_json_node_t node;

      vat_json_init_object (&node);
      for (i = 0; i < count; i++)
        {
          vat_json_object_add_uint (&node, "table_id", ntohl (mp->ids[i]));
        }
      vat_json_print (vam->ofp, &node);
      vat_json_free (&node);
    }
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
  vl_api_classify_table_by_interface_reply_t_handler
  (vl_api_classify_table_by_interface_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  u32 table_id;

  table_id = ntohl (mp->l2_table_id);
  if (table_id != ~0)
    print (vam->ofp, "l2 table id : %d", table_id);
  else
    print (vam->ofp, "l2 table id : No input ACL tables configured");
  table_id = ntohl (mp->ip4_table_id);
  if (table_id != ~0)
    print (vam->ofp, "ip4 table id : %d", table_id);
  else
    print (vam->ofp, "ip4 table id : No input ACL tables configured");
  table_id = ntohl (mp->ip6_table_id);
  if (table_id != ~0)
    print (vam->ofp, "ip6 table id : %d", table_id);
  else
    print (vam->ofp, "ip6 table id : No input ACL tables configured");
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
  vl_api_classify_table_by_interface_reply_t_handler_json
  (vl_api_classify_table_by_interface_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);

  vat_json_object_add_int (&node, "l2_table_id", ntohl (mp->l2_table_id));
  vat_json_object_add_int (&node, "ip4_table_id", ntohl (mp->ip4_table_id));
  vat_json_object_add_int (&node, "ip6_table_id", ntohl (mp->ip6_table_id));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_policer_add_del_reply_t_handler
  (vl_api_policer_add_del_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
      if (retval == 0 && mp->policer_index != 0xFFFFFFFF)
        /*
         * Note: this is just barely thread-safe, depends on
         * the main thread spinning waiting for an answer...
         */
        errmsg ("policer index %d", ntohl (mp->policer_index));
    }
}

static void vl_api_policer_add_del_reply_t_handler_json
  (vl_api_policer_add_del_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "policer_index",
                            ntohl (mp->policer_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

/* Format hex dump. */
u8 *
format_hex_bytes (u8 * s, va_list * va)
{
  u8 *bytes = va_arg (*va, u8 *);
  int n_bytes = va_arg (*va, int);
  uword i;

  /* Print short or long form depending on byte count. */
  uword short_form = n_bytes <= 32;
  uword indent = format_get_indent (s);

  if (n_bytes == 0)
    return s;

  for (i = 0; i < n_bytes; i++)
    {
      if (!short_form && (i % 32) == 0)
        s = format (s, "%08x: ", i);
      s = format (s, "%02x", bytes[i]);
      if (!short_form && ((i + 1) % 32) == 0 && (i + 1) < n_bytes)
        s = format (s, "\n%U", format_white_space, indent);
    }

  return s;
}

static void
vl_api_classify_table_info_reply_t_handler (vl_api_classify_table_info_reply_t
                                            * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (retval == 0)
    {
      print (vam->ofp, "classify table info :");
      print (vam->ofp, "sessions: %d nexttbl: %d nextnode: %d",
             ntohl (mp->active_sessions), ntohl (mp->next_table_index),
             ntohl (mp->miss_next_index));
      print (vam->ofp, "nbuckets: %d skip: %d match: %d",
             ntohl (mp->nbuckets), ntohl (mp->skip_n_vectors),
             ntohl (mp->match_n_vectors));
      print (vam->ofp, "mask: %U", format_hex_bytes, mp->mask,
             ntohl (mp->mask_length));
    }
  vam->retval = retval;
  vam->result_ready = 1;
}

static void
  vl_api_classify_table_info_reply_t_handler_json
  (vl_api_classify_table_info_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  i32 retval = ntohl (mp->retval);
  if (retval == 0)
    {
      vat_json_init_object (&node);

      vat_json_object_add_int (&node, "sessions",
                               ntohl (mp->active_sessions));
      vat_json_object_add_int (&node, "nexttbl",
                               ntohl (mp->next_table_index));
      vat_json_object_add_int (&node, "nextnode",
                               ntohl (mp->miss_next_index));
      vat_json_object_add_int (&node, "nbuckets", ntohl (mp->nbuckets));
      vat_json_object_add_int (&node, "skip", ntohl (mp->skip_n_vectors));
      vat_json_object_add_int (&node, "match", ntohl (mp->match_n_vectors));
      u8 *s = format (0, "%U%c", format_hex_bytes, mp->mask,
                      ntohl (mp->mask_length), 0);
      vat_json_object_add_string_copy (&node, "mask", s);

      vat_json_print (vam->ofp, &node);
      vat_json_free (&node);
    }
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void
vl_api_classify_session_details_t_handler (vl_api_classify_session_details_t *
                                           mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "next_index: %d advance: %d opaque: %d ",
         ntohl (mp->hit_next_index), ntohl (mp->advance),
         ntohl (mp->opaque_index));
  print (vam->ofp, "mask: %U", format_hex_bytes, mp->match,
         ntohl (mp->match_length));
}

static void
  vl_api_classify_session_details_t_handler_json
  (vl_api_classify_session_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_int (node, "next_index", ntohl (mp->hit_next_index));
  vat_json_object_add_int (node, "advance", ntohl (mp->advance));
  vat_json_object_add_int (node, "opaque", ntohl (mp->opaque_index));
  u8 *s =
    format (0, "%U%c", format_hex_bytes, mp->match, ntohl (mp->match_length),
            0);
  vat_json_object_add_string_copy (node, "match", s);
}

static void vl_api_pg_create_interface_reply_t_handler
  (vl_api_pg_create_interface_reply_t * mp)
{
  vat_main_t *vam = &vat_main;

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_pg_create_interface_reply_t_handler_json
  (vl_api_pg_create_interface_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  i32 retval = ntohl (mp->retval);
  if (retval == 0)
    {
      vat_json_init_object (&node);

      vat_json_object_add_int (&node, "sw_if_index", ntohl (mp->sw_if_index));

      vat_json_print (vam->ofp, &node);
      vat_json_free (&node);
    }
  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_policer_classify_details_t_handler
  (vl_api_policer_classify_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%10d%20d", ntohl (mp->sw_if_index),
         ntohl (mp->table_index));
}

static void vl_api_policer_classify_details_t_handler_json
  (vl_api_policer_classify_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_uint (node, "table_index", ntohl (mp->table_index));
}

static void vl_api_ipsec_gre_add_del_tunnel_reply_t_handler
  (vl_api_ipsec_gre_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);
  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->sw_if_index = ntohl (mp->sw_if_index);
      vam->result_ready = 1;
    }
}

static void vl_api_ipsec_gre_add_del_tunnel_reply_t_handler_json
  (vl_api_ipsec_gre_add_del_tunnel_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "sw_if_index", ntohl (mp->sw_if_index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static void vl_api_flow_classify_details_t_handler
  (vl_api_flow_classify_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%10d%20d", ntohl (mp->sw_if_index),
         ntohl (mp->table_index));
}

static void vl_api_flow_classify_details_t_handler_json
  (vl_api_flow_classify_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_uint (node, "table_index", ntohl (mp->table_index));
}



#define vl_api_vnet_ip4_fib_counters_t_endian vl_noop_handler
#define vl_api_vnet_ip4_fib_counters_t_print vl_noop_handler
#define vl_api_vnet_ip6_fib_counters_t_endian vl_noop_handler
#define vl_api_vnet_ip6_fib_counters_t_print vl_noop_handler
#define vl_api_lisp_adjacencies_get_reply_t_endian vl_noop_handler
#define vl_api_lisp_adjacencies_get_reply_t_print vl_noop_handler

/*
 * Generate boilerplate reply handlers, which
 * dig the return value out of the xxx_reply_t API message,
 * stick it into vam->retval, and set vam->result_ready
 *
 * Could also do this by pointing N message decode slots at
 * a single function, but that could break in subtle ways.
 */

#define foreach_standard_reply_retval_handler           \
_(sw_interface_set_flags_reply)                         \
_(sw_interface_add_del_address_reply)                   \
_(sw_interface_set_table_reply)                         \
_(sw_interface_set_mpls_enable_reply)                   \
_(sw_interface_set_vpath_reply)                         \
_(sw_interface_set_vxlan_bypass_reply)                  \
_(sw_interface_set_l2_bridge_reply)                     \
_(bridge_domain_add_del_reply)                          \
_(sw_interface_set_l2_xconnect_reply)                   \
_(l2fib_add_del_reply)                                  \
_(ip_add_del_route_reply)                               \
_(mpls_route_add_del_reply)                             \
_(mpls_ip_bind_unbind_reply)                            \
_(proxy_arp_add_del_reply)                              \
_(proxy_arp_intfc_enable_disable_reply)                 \
_(sw_interface_set_unnumbered_reply)                    \
_(ip_neighbor_add_del_reply)                            \
_(reset_vrf_reply)                                      \
_(oam_add_del_reply)                                    \
_(reset_fib_reply)                                      \
_(dhcp_proxy_config_reply)                              \
_(dhcp_proxy_config_2_reply)                            \
_(dhcp_proxy_set_vss_reply)                             \
_(dhcp_client_config_reply)                             \
_(set_ip_flow_hash_reply)                               \
_(sw_interface_ip6_enable_disable_reply)                \
_(sw_interface_ip6_set_link_local_address_reply)        \
_(sw_interface_ip6nd_ra_prefix_reply)                   \
_(sw_interface_ip6nd_ra_config_reply)                   \
_(set_arp_neighbor_limit_reply)                         \
_(l2_patch_add_del_reply)                               \
_(sr_tunnel_add_del_reply)                              \
_(sr_policy_add_del_reply)                              \
_(sr_multicast_map_add_del_reply)                       \
_(classify_add_del_session_reply)                       \
_(classify_set_interface_ip_table_reply)                \
_(classify_set_interface_l2_tables_reply)               \
_(l2tpv3_set_tunnel_cookies_reply)                      \
_(l2tpv3_interface_enable_disable_reply)                \
_(l2tpv3_set_lookup_key_reply)                          \
_(l2_fib_clear_table_reply)                             \
_(l2_interface_efp_filter_reply)                        \
_(l2_interface_vlan_tag_rewrite_reply)                  \
_(modify_vhost_user_if_reply)                           \
_(delete_vhost_user_if_reply)                           \
_(want_ip4_arp_events_reply)                            \
_(want_ip6_nd_events_reply)                             \
_(input_acl_set_interface_reply)                        \
_(ipsec_spd_add_del_reply)                              \
_(ipsec_interface_add_del_spd_reply)                    \
_(ipsec_spd_add_del_entry_reply)                        \
_(ipsec_sad_add_del_entry_reply)                        \
_(ipsec_sa_set_key_reply)                               \
_(ikev2_profile_add_del_reply)                          \
_(ikev2_profile_set_auth_reply)                         \
_(ikev2_profile_set_id_reply)                           \
_(ikev2_profile_set_ts_reply)                           \
_(ikev2_set_local_key_reply)                            \
_(delete_loopback_reply)                                \
_(bd_ip_mac_add_del_reply)                              \
_(map_del_domain_reply)                                 \
_(map_add_del_rule_reply)                               \
_(want_interface_events_reply)                          \
_(want_stats_reply)                                     \
_(cop_interface_enable_disable_reply)                   \
_(cop_whitelist_enable_disable_reply)                   \
_(sw_interface_clear_stats_reply)                       \
_(ioam_enable_reply)                              \
_(ioam_disable_reply)                              \
_(lisp_add_del_locator_reply)                           \
_(lisp_add_del_local_eid_reply)                         \
_(lisp_add_del_remote_mapping_reply)                    \
_(lisp_add_del_adjacency_reply)                         \
_(lisp_gpe_add_del_fwd_entry_reply)                     \
_(lisp_add_del_map_resolver_reply)                      \
_(lisp_add_del_map_server_reply)                        \
_(lisp_gpe_enable_disable_reply)                        \
_(lisp_gpe_add_del_iface_reply)                         \
_(lisp_enable_disable_reply)                            \
_(lisp_rloc_probe_enable_disable_reply)                 \
_(lisp_map_register_enable_disable_reply)               \
_(lisp_pitr_set_locator_set_reply)                      \
_(lisp_map_request_mode_reply)                          \
_(lisp_add_del_map_request_itr_rlocs_reply)             \
_(lisp_eid_table_add_del_map_reply)                     \
_(vxlan_gpe_add_del_tunnel_reply)                       \
_(af_packet_delete_reply)                               \
_(policer_classify_set_interface_reply)                 \
_(netmap_create_reply)                                  \
_(netmap_delete_reply)                                  \
_(set_ipfix_exporter_reply)                             \
_(set_ipfix_classify_stream_reply)                      \
_(ipfix_classify_table_add_del_reply)                   \
_(flow_classify_set_interface_reply)                    \
_(sw_interface_span_enable_disable_reply)               \
_(pg_capture_reply)                                     \
_(pg_enable_disable_reply)                              \
_(ip_source_and_port_range_check_add_del_reply)         \
_(ip_source_and_port_range_check_interface_add_del_reply)\
_(delete_subif_reply)                                   \
_(l2_interface_pbb_tag_rewrite_reply)                   \
_(punt_reply)                                           \
_(feature_enable_disable_reply)                         \
_(sw_interface_tag_add_del_reply)                       \
_(sw_interface_set_mtu_reply)

#if DPDK > 0
#define foreach_standard_dpdk_reply_retval_handler      \
_(sw_interface_set_dpdk_hqos_pipe_reply)                \
_(sw_interface_set_dpdk_hqos_subport_reply)             \
_(sw_interface_set_dpdk_hqos_tctbl_reply)
#endif

#define _(n)                                    \
    static void vl_api_##n##_t_handler          \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        i32 retval = ntohl(mp->retval);         \
        if (vam->async_mode) {                  \
            vam->async_errors += (retval < 0);  \
        } else {                                \
            vam->retval = retval;               \
            vam->result_ready = 1;              \
        }                                       \
    }
foreach_standard_reply_retval_handler;
#undef _

#define _(n)                                    \
    static void vl_api_##n##_t_handler_json     \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        vat_json_node_t node;                   \
        vat_json_init_object(&node);            \
        vat_json_object_add_int(&node, "retval", ntohl(mp->retval));    \
        vat_json_print(vam->ofp, &node);        \
        vam->retval = ntohl(mp->retval);        \
        vam->result_ready = 1;                  \
    }
foreach_standard_reply_retval_handler;
#undef _

#if DPDK > 0
#define _(n)                                    \
    static void vl_api_##n##_t_handler          \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        i32 retval = ntohl(mp->retval);         \
        if (vam->async_mode) {                  \
            vam->async_errors += (retval < 0);  \
        } else {                                \
            vam->retval = retval;               \
            vam->result_ready = 1;              \
        }                                       \
    }
foreach_standard_dpdk_reply_retval_handler;
#undef _

#define _(n)                                    \
    static void vl_api_##n##_t_handler_json     \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        vat_json_node_t node;                   \
        vat_json_init_object(&node);            \
        vat_json_object_add_int(&node, "retval", ntohl(mp->retval));    \
        vat_json_print(vam->ofp, &node);        \
        vam->retval = ntohl(mp->retval);        \
        vam->result_ready = 1;                  \
    }
foreach_standard_dpdk_reply_retval_handler;
#undef _
#endif

/*
 * Table of message reply handlers, must include boilerplate handlers
 * we just generated
 */

#define foreach_vpe_api_reply_msg                                       \
_(CREATE_LOOPBACK_REPLY, create_loopback_reply)                         \
_(SW_INTERFACE_DETAILS, sw_interface_details)                           \
_(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags)                       \
_(SW_INTERFACE_SET_FLAGS_REPLY, sw_interface_set_flags_reply)           \
_(CONTROL_PING_REPLY, control_ping_reply)                               \
_(CLI_REPLY, cli_reply)                                                 \
_(CLI_INBAND_REPLY, cli_inband_reply)                                   \
_(SW_INTERFACE_ADD_DEL_ADDRESS_REPLY,                                   \
  sw_interface_add_del_address_reply)                                   \
_(SW_INTERFACE_SET_TABLE_REPLY, sw_interface_set_table_reply)           \
_(SW_INTERFACE_SET_MPLS_ENABLE_REPLY, sw_interface_set_mpls_enable_reply) \
_(SW_INTERFACE_SET_VPATH_REPLY, sw_interface_set_vpath_reply)           \
_(SW_INTERFACE_SET_VXLAN_BYPASS_REPLY, sw_interface_set_vxlan_bypass_reply) \
_(SW_INTERFACE_SET_L2_XCONNECT_REPLY,                                   \
  sw_interface_set_l2_xconnect_reply)                                   \
_(SW_INTERFACE_SET_L2_BRIDGE_REPLY,                                     \
  sw_interface_set_l2_bridge_reply)                                     \
_(BRIDGE_DOMAIN_ADD_DEL_REPLY, bridge_domain_add_del_reply)             \
_(BRIDGE_DOMAIN_DETAILS, bridge_domain_details)                         \
_(BRIDGE_DOMAIN_SW_IF_DETAILS, bridge_domain_sw_if_details)             \
_(L2FIB_ADD_DEL_REPLY, l2fib_add_del_reply)                             \
_(L2_FLAGS_REPLY, l2_flags_reply)                                       \
_(BRIDGE_FLAGS_REPLY, bridge_flags_reply)                               \
_(TAP_CONNECT_REPLY, tap_connect_reply)                                 \
_(TAP_MODIFY_REPLY, tap_modify_reply)                                   \
_(TAP_DELETE_REPLY, tap_delete_reply)                                   \
_(SW_INTERFACE_TAP_DETAILS, sw_interface_tap_details)                   \
_(IP_ADD_DEL_ROUTE_REPLY, ip_add_del_route_reply)                       \
_(MPLS_ROUTE_ADD_DEL_REPLY, mpls_route_add_del_reply)                   \
_(MPLS_IP_BIND_UNBIND_REPLY, mpls_ip_bind_unbind_reply)                 \
_(PROXY_ARP_ADD_DEL_REPLY, proxy_arp_add_del_reply)                     \
_(PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY,                                 \
  proxy_arp_intfc_enable_disable_reply)                                 \
_(MPLS_TUNNEL_ADD_DEL_REPLY, mpls_tunnel_add_del_reply)                 \
_(SW_INTERFACE_SET_UNNUMBERED_REPLY,                                    \
  sw_interface_set_unnumbered_reply)                                    \
_(IP_NEIGHBOR_ADD_DEL_REPLY, ip_neighbor_add_del_reply)                 \
_(RESET_VRF_REPLY, reset_vrf_reply)                                     \
_(CREATE_VLAN_SUBIF_REPLY, create_vlan_subif_reply)                     \
_(CREATE_SUBIF_REPLY, create_subif_reply)                               \
_(OAM_ADD_DEL_REPLY, oam_add_del_reply)                                 \
_(RESET_FIB_REPLY, reset_fib_reply)                                     \
_(DHCP_PROXY_CONFIG_REPLY, dhcp_proxy_config_reply)                     \
_(DHCP_PROXY_CONFIG_2_REPLY, dhcp_proxy_config_2_reply)                 \
_(DHCP_PROXY_SET_VSS_REPLY, dhcp_proxy_set_vss_reply)                   \
_(DHCP_CLIENT_CONFIG_REPLY, dhcp_client_config_reply)                   \
_(SET_IP_FLOW_HASH_REPLY, set_ip_flow_hash_reply)                       \
_(SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY,                                \
  sw_interface_ip6_enable_disable_reply)                                \
_(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY,                        \
  sw_interface_ip6_set_link_local_address_reply)                        \
_(SW_INTERFACE_IP6ND_RA_PREFIX_REPLY,                                   \
  sw_interface_ip6nd_ra_prefix_reply)                                   \
_(SW_INTERFACE_IP6ND_RA_CONFIG_REPLY,                                   \
  sw_interface_ip6nd_ra_config_reply)                                   \
_(SET_ARP_NEIGHBOR_LIMIT_REPLY, set_arp_neighbor_limit_reply)           \
_(L2_PATCH_ADD_DEL_REPLY, l2_patch_add_del_reply)                       \
_(SR_TUNNEL_ADD_DEL_REPLY, sr_tunnel_add_del_reply)                     \
_(SR_POLICY_ADD_DEL_REPLY, sr_policy_add_del_reply)                     \
_(SR_MULTICAST_MAP_ADD_DEL_REPLY, sr_multicast_map_add_del_reply)                     \
_(CLASSIFY_ADD_DEL_TABLE_REPLY, classify_add_del_table_reply)           \
_(CLASSIFY_ADD_DEL_SESSION_REPLY, classify_add_del_session_reply)       \
_(CLASSIFY_SET_INTERFACE_IP_TABLE_REPLY,                                \
classify_set_interface_ip_table_reply)                                  \
_(CLASSIFY_SET_INTERFACE_L2_TABLES_REPLY,                               \
  classify_set_interface_l2_tables_reply)                               \
_(GET_NODE_INDEX_REPLY, get_node_index_reply)                           \
_(ADD_NODE_NEXT_REPLY, add_node_next_reply)                             \
_(L2TPV3_CREATE_TUNNEL_REPLY, l2tpv3_create_tunnel_reply)               \
_(L2TPV3_SET_TUNNEL_COOKIES_REPLY, l2tpv3_set_tunnel_cookies_reply)     \
_(L2TPV3_INTERFACE_ENABLE_DISABLE_REPLY,                                \
  l2tpv3_interface_enable_disable_reply)                                \
_(L2TPV3_SET_LOOKUP_KEY_REPLY, l2tpv3_set_lookup_key_reply)             \
_(SW_IF_L2TPV3_TUNNEL_DETAILS, sw_if_l2tpv3_tunnel_details)             \
_(VXLAN_ADD_DEL_TUNNEL_REPLY, vxlan_add_del_tunnel_reply)               \
_(VXLAN_TUNNEL_DETAILS, vxlan_tunnel_details)                           \
_(GRE_ADD_DEL_TUNNEL_REPLY, gre_add_del_tunnel_reply)                   \
_(GRE_TUNNEL_DETAILS, gre_tunnel_details)                               \
_(L2_FIB_CLEAR_TABLE_REPLY, l2_fib_clear_table_reply)                   \
_(L2_INTERFACE_EFP_FILTER_REPLY, l2_interface_efp_filter_reply)         \
_(L2_INTERFACE_VLAN_TAG_REWRITE_REPLY, l2_interface_vlan_tag_rewrite_reply) \
_(SW_INTERFACE_VHOST_USER_DETAILS, sw_interface_vhost_user_details)     \
_(CREATE_VHOST_USER_IF_REPLY, create_vhost_user_if_reply)               \
_(MODIFY_VHOST_USER_IF_REPLY, modify_vhost_user_if_reply)               \
_(DELETE_VHOST_USER_IF_REPLY, delete_vhost_user_if_reply)               \
_(SHOW_VERSION_REPLY, show_version_reply)                               \
_(L2_FIB_TABLE_ENTRY, l2_fib_table_entry)                               \
_(VXLAN_GPE_ADD_DEL_TUNNEL_REPLY, vxlan_gpe_add_del_tunnel_reply)           \
_(VXLAN_GPE_TUNNEL_DETAILS, vxlan_gpe_tunnel_details)                   \
_(INTERFACE_NAME_RENUMBER_REPLY, interface_name_renumber_reply)         \
_(WANT_IP4_ARP_EVENTS_REPLY, want_ip4_arp_events_reply)                 \
_(IP4_ARP_EVENT, ip4_arp_event)                                         \
_(WANT_IP6_ND_EVENTS_REPLY, want_ip6_nd_events_reply)                   \
_(IP6_ND_EVENT, ip6_nd_event)                                           \
_(INPUT_ACL_SET_INTERFACE_REPLY, input_acl_set_interface_reply)         \
_(IP_ADDRESS_DETAILS, ip_address_details)                               \
_(IP_DETAILS, ip_details)                                               \
_(IPSEC_SPD_ADD_DEL_REPLY, ipsec_spd_add_del_reply)                     \
_(IPSEC_INTERFACE_ADD_DEL_SPD_REPLY, ipsec_interface_add_del_spd_reply) \
_(IPSEC_SPD_ADD_DEL_ENTRY_REPLY, ipsec_spd_add_del_entry_reply)         \
_(IPSEC_SAD_ADD_DEL_ENTRY_REPLY, ipsec_sad_add_del_entry_reply)         \
_(IPSEC_SA_SET_KEY_REPLY, ipsec_sa_set_key_reply)                       \
_(IKEV2_PROFILE_ADD_DEL_REPLY, ikev2_profile_add_del_reply)             \
_(IKEV2_PROFILE_SET_AUTH_REPLY, ikev2_profile_set_auth_reply)           \
_(IKEV2_PROFILE_SET_ID_REPLY, ikev2_profile_set_id_reply)               \
_(IKEV2_PROFILE_SET_TS_REPLY, ikev2_profile_set_ts_reply)               \
_(IKEV2_SET_LOCAL_KEY_REPLY, ikev2_set_local_key_reply)                 \
_(DELETE_LOOPBACK_REPLY, delete_loopback_reply)                         \
_(BD_IP_MAC_ADD_DEL_REPLY, bd_ip_mac_add_del_reply)                     \
_(DHCP_COMPL_EVENT, dhcp_compl_event)                                   \
_(VNET_INTERFACE_COUNTERS, vnet_interface_counters)                     \
_(VNET_IP4_FIB_COUNTERS, vnet_ip4_fib_counters)                         \
_(VNET_IP6_FIB_COUNTERS, vnet_ip6_fib_counters)                         \
_(MAP_ADD_DOMAIN_REPLY, map_add_domain_reply)                           \
_(MAP_DEL_DOMAIN_REPLY, map_del_domain_reply)                           \
_(MAP_ADD_DEL_RULE_REPLY, map_add_del_rule_reply)                       \
_(MAP_DOMAIN_DETAILS, map_domain_details)                               \
_(MAP_RULE_DETAILS, map_rule_details)                                   \
_(WANT_INTERFACE_EVENTS_REPLY, want_interface_events_reply)             \
_(WANT_STATS_REPLY, want_stats_reply)                                   \
_(GET_FIRST_MSG_ID_REPLY, get_first_msg_id_reply)                       \
_(COP_INTERFACE_ENABLE_DISABLE_REPLY, cop_interface_enable_disable_reply) \
_(COP_WHITELIST_ENABLE_DISABLE_REPLY, cop_whitelist_enable_disable_reply) \
_(GET_NODE_GRAPH_REPLY, get_node_graph_reply)                           \
_(SW_INTERFACE_CLEAR_STATS_REPLY, sw_interface_clear_stats_reply)      \
_(IOAM_ENABLE_REPLY, ioam_enable_reply)                   \
_(IOAM_DISABLE_REPLY, ioam_disable_reply)                     \
_(LISP_ADD_DEL_LOCATOR_SET_REPLY, lisp_add_del_locator_set_reply)       \
_(LISP_ADD_DEL_LOCATOR_REPLY, lisp_add_del_locator_reply)               \
_(LISP_ADD_DEL_LOCAL_EID_REPLY, lisp_add_del_local_eid_reply)           \
_(LISP_ADD_DEL_REMOTE_MAPPING_REPLY, lisp_add_del_remote_mapping_reply) \
_(LISP_ADD_DEL_ADJACENCY_REPLY, lisp_add_del_adjacency_reply)           \
_(LISP_GPE_ADD_DEL_FWD_ENTRY_REPLY, lisp_gpe_add_del_fwd_entry_reply)   \
_(LISP_ADD_DEL_MAP_RESOLVER_REPLY, lisp_add_del_map_resolver_reply)     \
_(LISP_ADD_DEL_MAP_SERVER_REPLY, lisp_add_del_map_server_reply)         \
_(LISP_GPE_ENABLE_DISABLE_REPLY, lisp_gpe_enable_disable_reply)         \
_(LISP_ENABLE_DISABLE_REPLY, lisp_enable_disable_reply)                 \
_(LISP_MAP_REGISTER_ENABLE_DISABLE_REPLY,                               \
  lisp_map_register_enable_disable_reply)                               \
_(LISP_RLOC_PROBE_ENABLE_DISABLE_REPLY,                                 \
  lisp_rloc_probe_enable_disable_reply)                                 \
_(LISP_PITR_SET_LOCATOR_SET_REPLY, lisp_pitr_set_locator_set_reply)     \
_(LISP_MAP_REQUEST_MODE_REPLY, lisp_map_request_mode_reply)             \
_(LISP_EID_TABLE_ADD_DEL_MAP_REPLY, lisp_eid_table_add_del_map_reply)   \
_(LISP_GPE_ADD_DEL_IFACE_REPLY, lisp_gpe_add_del_iface_reply)           \
_(LISP_LOCATOR_SET_DETAILS, lisp_locator_set_details)                   \
_(LISP_LOCATOR_DETAILS, lisp_locator_details)                           \
_(LISP_EID_TABLE_DETAILS, lisp_eid_table_details)                       \
_(LISP_EID_TABLE_MAP_DETAILS, lisp_eid_table_map_details)               \
_(LISP_EID_TABLE_VNI_DETAILS, lisp_eid_table_vni_details)               \
_(LISP_GPE_TUNNEL_DETAILS, lisp_gpe_tunnel_details)                     \
_(LISP_MAP_RESOLVER_DETAILS, lisp_map_resolver_details)                 \
_(LISP_MAP_SERVER_DETAILS, lisp_map_server_details)                     \
_(LISP_ADJACENCIES_GET_REPLY, lisp_adjacencies_get_reply)               \
_(SHOW_LISP_STATUS_REPLY, show_lisp_status_reply)                       \
_(LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS_REPLY,                             \
  lisp_add_del_map_request_itr_rlocs_reply)                             \
_(LISP_GET_MAP_REQUEST_ITR_RLOCS_REPLY,                                 \
  lisp_get_map_request_itr_rlocs_reply)                                 \
_(SHOW_LISP_PITR_REPLY, show_lisp_pitr_reply)                           \
_(SHOW_LISP_MAP_REQUEST_MODE_REPLY, show_lisp_map_request_mode_reply)   \
_(SHOW_LISP_RLOC_PROBE_STATE_REPLY, show_lisp_rloc_probe_state_reply)   \
_(SHOW_LISP_MAP_REGISTER_STATE_REPLY,                                   \
  show_lisp_map_register_state_reply)                                   \
_(AF_PACKET_CREATE_REPLY, af_packet_create_reply)                       \
_(AF_PACKET_DELETE_REPLY, af_packet_delete_reply)                       \
_(POLICER_ADD_DEL_REPLY, policer_add_del_reply)                         \
_(POLICER_DETAILS, policer_details)                                     \
_(POLICER_CLASSIFY_SET_INTERFACE_REPLY, policer_classify_set_interface_reply) \
_(POLICER_CLASSIFY_DETAILS, policer_classify_details)                   \
_(NETMAP_CREATE_REPLY, netmap_create_reply)                             \
_(NETMAP_DELETE_REPLY, netmap_delete_reply)                             \
_(MPLS_TUNNEL_DETAILS, mpls_tunnel_details)                             \
_(MPLS_FIB_DETAILS, mpls_fib_details)                                   \
_(CLASSIFY_TABLE_IDS_REPLY, classify_table_ids_reply)                   \
_(CLASSIFY_TABLE_BY_INTERFACE_REPLY, classify_table_by_interface_reply) \
_(CLASSIFY_TABLE_INFO_REPLY, classify_table_info_reply)                 \
_(CLASSIFY_SESSION_DETAILS, classify_session_details)                   \
_(SET_IPFIX_EXPORTER_REPLY, set_ipfix_exporter_reply)                   \
_(IPFIX_EXPORTER_DETAILS, ipfix_exporter_details)                       \
_(SET_IPFIX_CLASSIFY_STREAM_REPLY, set_ipfix_classify_stream_reply)     \
_(IPFIX_CLASSIFY_STREAM_DETAILS, ipfix_classify_stream_details)         \
_(IPFIX_CLASSIFY_TABLE_ADD_DEL_REPLY, ipfix_classify_table_add_del_reply) \
_(IPFIX_CLASSIFY_TABLE_DETAILS, ipfix_classify_table_details)           \
_(FLOW_CLASSIFY_SET_INTERFACE_REPLY, flow_classify_set_interface_reply) \
_(FLOW_CLASSIFY_DETAILS, flow_classify_details)                         \
_(SW_INTERFACE_SPAN_ENABLE_DISABLE_REPLY, sw_interface_span_enable_disable_reply) \
_(SW_INTERFACE_SPAN_DETAILS, sw_interface_span_details)                 \
_(GET_NEXT_INDEX_REPLY, get_next_index_reply)                           \
_(PG_CREATE_INTERFACE_REPLY, pg_create_interface_reply)                 \
_(PG_CAPTURE_REPLY, pg_capture_reply)                                   \
_(PG_ENABLE_DISABLE_REPLY, pg_enable_disable_reply)                     \
_(IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL_REPLY,                         \
 ip_source_and_port_range_check_add_del_reply)                          \
_(IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL_REPLY,               \
 ip_source_and_port_range_check_interface_add_del_reply)                \
_(IPSEC_GRE_ADD_DEL_TUNNEL_REPLY, ipsec_gre_add_del_tunnel_reply)       \
_(IPSEC_GRE_TUNNEL_DETAILS, ipsec_gre_tunnel_details)                   \
_(DELETE_SUBIF_REPLY, delete_subif_reply)                               \
_(L2_INTERFACE_PBB_TAG_REWRITE_REPLY, l2_interface_pbb_tag_rewrite_reply) \
_(PUNT_REPLY, punt_reply)                                               \
_(IP_FIB_DETAILS, ip_fib_details)                                       \
_(IP6_FIB_DETAILS, ip6_fib_details)                                     \
_(FEATURE_ENABLE_DISABLE_REPLY, feature_enable_disable_reply)           \
_(SW_INTERFACE_TAG_ADD_DEL_REPLY, sw_interface_tag_add_del_reply)       \
_(L2_XCONNECT_DETAILS, l2_xconnect_details)                             \
_(SW_INTERFACE_SET_MTU_REPLY, sw_interface_set_mtu_reply)               \
_(IP_NEIGHBOR_DETAILS, ip_neighbor_details)                             \
_(SW_INTERFACE_GET_TABLE_REPLY, sw_interface_get_table_reply)

#if DPDK > 0
#define foreach_vpe_dpdk_api_reply_msg                                  \
_(SW_INTERFACE_SET_DPDK_HQOS_PIPE_REPLY,                                \
  sw_interface_set_dpdk_hqos_pipe_reply)                                \
_(SW_INTERFACE_SET_DPDK_HQOS_SUBPORT_REPLY,                             \
  sw_interface_set_dpdk_hqos_subport_reply)                             \
_(SW_INTERFACE_SET_DPDK_HQOS_TCTBL_REPLY,                               \
  sw_interface_set_dpdk_hqos_tctbl_reply)
#endif

/* M: construct, but don't yet send a message */

#define M(T,t)                                          \
do {                                                    \
    vam->result_ready = 0;                              \
    mp = vl_msg_api_alloc_as_if_client(sizeof(*mp));    \
    memset (mp, 0, sizeof (*mp));                       \
    mp->_vl_msg_id = ntohs (VL_API_##T);                \
    mp->client_index = vam->my_client_index;            \
} while(0);

#define M2(T,t,n)                                               \
do {                                                            \
    vam->result_ready = 0;                                      \
    mp = vl_msg_api_alloc_as_if_client(sizeof(*mp)+(n));        \
    memset (mp, 0, sizeof (*mp));                               \
    mp->_vl_msg_id = ntohs (VL_API_##T);                        \
    mp->client_index = vam->my_client_index;                    \
} while(0);


/* S: send a message */
#define S (vl_msg_api_send_shmem (vam->vl_input_queue, (u8 *)&mp))

/* W: wait for results, with timeout */
#define W                                       \
do {                                            \
    timeout = vat_time_now (vam) + 1.0;         \
                                                \
    while (vat_time_now (vam) < timeout) {      \
        if (vam->result_ready == 1) {           \
            return (vam->retval);               \
        }                                       \
        vat_suspend (vam->vlib_main, 1e-3);     \
    }                                           \
    return -99;                                 \
} while(0);

/* W2: wait for results, with timeout */
#define W2(body)                                \
do {                                            \
    timeout = vat_time_now (vam) + 1.0;         \
                                                \
    while (vat_time_now (vam) < timeout) {      \
        if (vam->result_ready == 1) {           \
          (body);                               \
          return (vam->retval);                 \
        }                                       \
        vat_suspend (vam->vlib_main, 1e-3);     \
    }                                           \
    return -99;                                 \
} while(0);

typedef struct
{
  u8 *name;
  u32 value;
} name_sort_t;


#define STR_VTR_OP_CASE(op)     \
    case L2_VTR_ ## op:         \
        return "" # op;

static const char *
str_vtr_op (u32 vtr_op)
{
  switch (vtr_op)
    {
      STR_VTR_OP_CASE (DISABLED);
      STR_VTR_OP_CASE (PUSH_1);
      STR_VTR_OP_CASE (PUSH_2);
      STR_VTR_OP_CASE (POP_1);
      STR_VTR_OP_CASE (POP_2);
      STR_VTR_OP_CASE (TRANSLATE_1_1);
      STR_VTR_OP_CASE (TRANSLATE_1_2);
      STR_VTR_OP_CASE (TRANSLATE_2_1);
      STR_VTR_OP_CASE (TRANSLATE_2_2);
    }

  return "UNKNOWN";
}

static int
dump_sub_interface_table (vat_main_t * vam)
{
  const sw_interface_subif_t *sub = NULL;

  if (vam->json_output)
    {
      clib_warning
        ("JSON output supported only for VPE API calls and dump_stats_table");
      return -99;
    }

  print (vam->ofp,
         "%-30s%-12s%-11s%-7s%-5s%-9s%-9s%-6s%-8s%-10s%-10s",
         "Interface", "sw_if_index",
         "sub id", "dot1ad", "tags", "outer id",
         "inner id", "exact", "default", "outer any", "inner any");

  vec_foreach (sub, vam->sw_if_subif_table)
  {
    print (vam->ofp,
           "%-30s%-12d%-11d%-7s%-5d%-9d%-9d%-6d%-8d%-10d%-10d",
           sub->interface_name,
           sub->sw_if_index,
           sub->sub_id, sub->sub_dot1ad ? "dot1ad" : "dot1q",
           sub->sub_number_of_tags, sub->sub_outer_vlan_id,
           sub->sub_inner_vlan_id, sub->sub_exact_match, sub->sub_default,
           sub->sub_outer_vlan_id_any, sub->sub_inner_vlan_id_any);
    if (sub->vtr_op != L2_VTR_DISABLED)
      {
        print (vam->ofp,
               "  vlan-tag-rewrite - op: %-14s [ dot1q: %d "
               "tag1: %d tag2: %d ]",
               str_vtr_op (sub->vtr_op), sub->vtr_push_dot1q,
               sub->vtr_tag1, sub->vtr_tag2);
      }
  }

  return 0;
}

static int
name_sort_cmp (void *a1, void *a2)
{
  name_sort_t *n1 = a1;
  name_sort_t *n2 = a2;

  return strcmp ((char *) n1->name, (char *) n2->name);
}

static int
dump_interface_table (vat_main_t * vam)
{
  hash_pair_t *p;
  name_sort_t *nses = 0, *ns;

  if (vam->json_output)
    {
      clib_warning
        ("JSON output supported only for VPE API calls and dump_stats_table");
      return -99;
    }

  /* *INDENT-OFF* */
  hash_foreach_pair (p, vam->sw_if_index_by_interface_name,
  ({
    vec_add2 (nses, ns, 1);
    ns->name = (u8 *)(p->key);
    ns->value = (u32) p->value[0];
  }));
  /* *INDENT-ON* */

  vec_sort_with_function (nses, name_sort_cmp);

  print (vam->ofp, "%-25s%-15s", "Interface", "sw_if_index");
  vec_foreach (ns, nses)
  {
    print (vam->ofp, "%-25s%-15d", ns->name, ns->value);
  }
  vec_free (nses);
  return 0;
}

static int
dump_ip_table (vat_main_t * vam, int is_ipv6)
{
  const ip_details_t *det = NULL;
  const ip_address_details_t *address = NULL;
  u32 i = ~0;

  print (vam->ofp, "%-12s", "sw_if_index");

  vec_foreach (det, vam->ip_details_by_sw_if_index[is_ipv6])
  {
    i++;
    if (!det->present)
      {
        continue;
      }
    print (vam->ofp, "%-12d", i);
    print (vam->ofp, "            %-30s%-13s", "Address", "Prefix length");
    if (!det->addr)
      {
        continue;
      }
    vec_foreach (address, det->addr)
    {
      print (vam->ofp,
             "            %-30U%-13d",
             is_ipv6 ? format_ip6_address : format_ip4_address,
             address->ip, address->prefix_length);
    }
  }

  return 0;
}

static int
dump_ipv4_table (vat_main_t * vam)
{
  if (vam->json_output)
    {
      clib_warning
        ("JSON output supported only for VPE API calls and dump_stats_table");
      return -99;
    }

  return dump_ip_table (vam, 0);
}

static int
dump_ipv6_table (vat_main_t * vam)
{
  if (vam->json_output)
    {
      clib_warning
        ("JSON output supported only for VPE API calls and dump_stats_table");
      return -99;
    }

  return dump_ip_table (vam, 1);
}

static char *
counter_type_to_str (u8 counter_type, u8 is_combined)
{
  if (!is_combined)
    {
      switch (counter_type)
        {
        case VNET_INTERFACE_COUNTER_DROP:
          return "drop";
        case VNET_INTERFACE_COUNTER_PUNT:
          return "punt";
        case VNET_INTERFACE_COUNTER_IP4:
          return "ip4";
        case VNET_INTERFACE_COUNTER_IP6:
          return "ip6";
        case VNET_INTERFACE_COUNTER_RX_NO_BUF:
          return "rx-no-buf";
        case VNET_INTERFACE_COUNTER_RX_MISS:
          return "rx-miss";
        case VNET_INTERFACE_COUNTER_RX_ERROR:
          return "rx-error";
        case VNET_INTERFACE_COUNTER_TX_ERROR:
          return "tx-error";
        default:
          return "INVALID-COUNTER-TYPE";
        }
    }
  else
    {
      switch (counter_type)
        {
        case VNET_INTERFACE_COUNTER_RX:
          return "rx";
        case VNET_INTERFACE_COUNTER_TX:
          return "tx";
        default:
          return "INVALID-COUNTER-TYPE";
        }
    }
}

static int
dump_stats_table (vat_main_t * vam)
{
  vat_json_node_t node;
  vat_json_node_t *msg_array;
  vat_json_node_t *msg;
  vat_json_node_t *counter_array;
  vat_json_node_t *counter;
  interface_counter_t c;
  u64 packets;
  ip4_fib_counter_t *c4;
  ip6_fib_counter_t *c6;
  int i, j;

  if (!vam->json_output)
    {
      clib_warning ("dump_stats_table supported only in JSON format");
      return -99;
    }

  vat_json_init_object (&node);

  /* interface counters */
  msg_array = vat_json_object_add (&node, "interface_counters");
  vat_json_init_array (msg_array);
  for (i = 0; i < vec_len (vam->simple_interface_counters); i++)
    {
      msg = vat_json_array_add (msg_array);
      vat_json_init_object (msg);
      vat_json_object_add_string_copy (msg, "vnet_counter_type",
                                       (u8 *) counter_type_to_str (i, 0));
      vat_json_object_add_int (msg, "is_combined", 0);
      counter_array = vat_json_object_add (msg, "data");
      vat_json_init_array (counter_array);
      for (j = 0; j < vec_len (vam->simple_interface_counters[i]); j++)
        {
          packets = vam->simple_interface_counters[i][j];
          vat_json_array_add_uint (counter_array, packets);
        }
    }
  for (i = 0; i < vec_len (vam->combined_interface_counters); i++)
    {
      msg = vat_json_array_add (msg_array);
      vat_json_init_object (msg);
      vat_json_object_add_string_copy (msg, "vnet_counter_type",
                                       (u8 *) counter_type_to_str (i, 1));
      vat_json_object_add_int (msg, "is_combined", 1);
      counter_array = vat_json_object_add (msg, "data");
      vat_json_init_array (counter_array);
      for (j = 0; j < vec_len (vam->combined_interface_counters[i]); j++)
        {
          c = vam->combined_interface_counters[i][j];
          counter = vat_json_array_add (counter_array);
          vat_json_init_object (counter);
          vat_json_object_add_uint (counter, "packets", c.packets);
          vat_json_object_add_uint (counter, "bytes", c.bytes);
        }
    }

  /* ip4 fib counters */
  msg_array = vat_json_object_add (&node, "ip4_fib_counters");
  vat_json_init_array (msg_array);
  for (i = 0; i < vec_len (vam->ip4_fib_counters); i++)
    {
      msg = vat_json_array_add (msg_array);
      vat_json_init_object (msg);
      vat_json_object_add_uint (msg, "vrf_id",
                                vam->ip4_fib_counters_vrf_id_by_index[i]);
      counter_array = vat_json_object_add (msg, "c");
      vat_json_init_array (counter_array);
      for (j = 0; j < vec_len (vam->ip4_fib_counters[i]); j++)
        {
          counter = vat_json_array_add (counter_array);
          vat_json_init_object (counter);
          c4 = &vam->ip4_fib_counters[i][j];
          vat_json_object_add_ip4 (counter, "address", c4->address);
          vat_json_object_add_uint (counter, "address_length",
                                    c4->address_length);
          vat_json_object_add_uint (counter, "packets", c4->packets);
          vat_json_object_add_uint (counter, "bytes", c4->bytes);
        }
    }

  /* ip6 fib counters */
  msg_array = vat_json_object_add (&node, "ip6_fib_counters");
  vat_json_init_array (msg_array);
  for (i = 0; i < vec_len (vam->ip6_fib_counters); i++)
    {
      msg = vat_json_array_add (msg_array);
      vat_json_init_object (msg);
      vat_json_object_add_uint (msg, "vrf_id",
                                vam->ip6_fib_counters_vrf_id_by_index[i]);
      counter_array = vat_json_object_add (msg, "c");
      vat_json_init_array (counter_array);
      for (j = 0; j < vec_len (vam->ip6_fib_counters[i]); j++)
        {
          counter = vat_json_array_add (counter_array);
          vat_json_init_object (counter);
          c6 = &vam->ip6_fib_counters[i][j];
          vat_json_object_add_ip6 (counter, "address", c6->address);
          vat_json_object_add_uint (counter, "address_length",
                                    c6->address_length);
          vat_json_object_add_uint (counter, "packets", c6->packets);
          vat_json_object_add_uint (counter, "bytes", c6->bytes);
        }
    }

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  return 0;
}

int
exec (vat_main_t * vam)
{
  api_main_t *am = &api_main;
  vl_api_cli_request_t *mp;
  f64 timeout;
  void *oldheap;
  u8 *cmd = 0;
  unformat_input_t *i = vam->input;

  if (vec_len (i->buffer) == 0)
    return -1;

  if (vam->exec_mode == 0 && unformat (i, "mode"))
    {
      vam->exec_mode = 1;
      return 0;
    }
  if (vam->exec_mode == 1 && (unformat (i, "exit") || unformat (i, "quit")))
    {
      vam->exec_mode = 0;
      return 0;
    }


  M (CLI_REQUEST, cli_request);

  /*
   * Copy cmd into shared memory.
   * In order for the CLI command to work, it
   * must be a vector ending in \n, not a C-string ending
   * in \n\0.
   */
  pthread_mutex_lock (&am->vlib_rp->mutex);
  oldheap = svm_push_data_heap (am->vlib_rp);

  vec_validate (cmd, vec_len (vam->input->buffer) - 1);
  clib_memcpy (cmd, vam->input->buffer, vec_len (vam->input->buffer));

  svm_pop_heap (oldheap);
  pthread_mutex_unlock (&am->vlib_rp->mutex);

  mp->cmd_in_shmem = (u64) cmd;
  S;
  timeout = vat_time_now (vam) + 10.0;

  while (vat_time_now (vam) < timeout)
    {
      if (vam->result_ready == 1)
        {
          u8 *free_me;
          if (vam->shmem_result != NULL)
            print (vam->ofp, "%s", vam->shmem_result);
          pthread_mutex_lock (&am->vlib_rp->mutex);
          oldheap = svm_push_data_heap (am->vlib_rp);

          free_me = (u8 *) vam->shmem_result;
          vec_free (free_me);

          svm_pop_heap (oldheap);
          pthread_mutex_unlock (&am->vlib_rp->mutex);
          return 0;
        }
    }
  return -99;
}

/*
 * Future replacement of exec() that passes CLI buffers directly in
 * the API messages instead of an additional shared memory area.
 */
static int
exec_inband (vat_main_t * vam)
{
  vl_api_cli_inband_t *mp;
  f64 timeout;
  unformat_input_t *i = vam->input;

  if (vec_len (i->buffer) == 0)
    return -1;

  if (vam->exec_mode == 0 && unformat (i, "mode"))
    {
      vam->exec_mode = 1;
      return 0;
    }
  if (vam->exec_mode == 1 && (unformat (i, "exit") || unformat (i, "quit")))
    {
      vam->exec_mode = 0;
      return 0;
    }

  /*
   * In order for the CLI command to work, it
   * must be a vector ending in \n, not a C-string ending
   * in \n\0.
   */
  u32 len = vec_len (vam->input->buffer);
  M2 (CLI_INBAND, cli_inband, len);
  clib_memcpy (mp->cmd, vam->input->buffer, len);
  mp->length = htonl (len);

  S;
  W2 (print (vam->ofp, "%s", vam->cmd_reply));
}

static int
api_create_loopback (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_create_loopback_t *mp;
  f64 timeout;
  u8 mac_address[6];
  u8 mac_set = 0;

  memset (mac_address, 0, sizeof (mac_address));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "mac %U", unformat_ethernet_address, mac_address))
        mac_set = 1;
      else
        break;
    }

  /* Construct the API message */
  M (CREATE_LOOPBACK, create_loopback);
  if (mac_set)
    clib_memcpy (mp->mac_address, mac_address, sizeof (mac_address));

  S;
  W;
}

static int
api_delete_loopback (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_delete_loopback_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (DELETE_LOOPBACK, delete_loopback);
  mp->sw_if_index = ntohl (sw_if_index);

  S;
  W;
}

static int
api_want_stats (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_want_stats_t *mp;
  f64 timeout;
  int enable = -1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        break;
    }

  if (enable == -1)
    {
      errmsg ("missing enable|disable");
      return -99;
    }

  M (WANT_STATS, want_stats);
  mp->enable_disable = enable;

  S;
  W;
}

static int
api_want_interface_events (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_want_interface_events_t *mp;
  f64 timeout;
  int enable = -1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        break;
    }

  if (enable == -1)
    {
      errmsg ("missing enable|disable");
      return -99;
    }

  M (WANT_INTERFACE_EVENTS, want_interface_events);
  mp->enable_disable = enable;

  vam->interface_event_display = enable;

  S;
  W;
}


/* Note: non-static, called once to set up the initial intfc table */
int
api_sw_interface_dump (vat_main_t * vam)
{
  vl_api_sw_interface_dump_t *mp;
  f64 timeout;
  hash_pair_t *p;
  name_sort_t *nses = 0, *ns;
  sw_interface_subif_t *sub = NULL;

  /* Toss the old name table */
  /* *INDENT-OFF* */
  hash_foreach_pair (p, vam->sw_if_index_by_interface_name,
  ({
    vec_add2 (nses, ns, 1);
    ns->name = (u8 *)(p->key);
    ns->value = (u32) p->value[0];
  }));
  /* *INDENT-ON* */

  hash_free (vam->sw_if_index_by_interface_name);

  vec_foreach (ns, nses) vec_free (ns->name);

  vec_free (nses);

  vec_foreach (sub, vam->sw_if_subif_table)
  {
    vec_free (sub->interface_name);
  }
  vec_free (vam->sw_if_subif_table);

  /* recreate the interface name hash table */
  vam->sw_if_index_by_interface_name = hash_create_string (0, sizeof (uword));

  /* Get list of ethernets */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "Ether", sizeof (mp->name_filter) - 1);
  S;

  /* and local / loopback interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "lo", sizeof (mp->name_filter) - 1);
  S;

  /* and packet-generator interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "pg", sizeof (mp->name_filter) - 1);
  S;

  /* and vxlan-gpe tunnel interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "vxlan_gpe",
           sizeof (mp->name_filter) - 1);
  S;

  /* and vxlan tunnel interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "vxlan", sizeof (mp->name_filter) - 1);
  S;

  /* and host (af_packet) interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "host", sizeof (mp->name_filter) - 1);
  S;

  /* and l2tpv3 tunnel interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "l2tpv3_tunnel",
           sizeof (mp->name_filter) - 1);
  S;

  /* and GRE tunnel interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "gre", sizeof (mp->name_filter) - 1);
  S;

  /* and LISP-GPE interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "lisp_gpe",
           sizeof (mp->name_filter) - 1);
  S;

  /* and IPSEC tunnel interfaces */
  M (SW_INTERFACE_DUMP, sw_interface_dump);
  mp->name_filter_valid = 1;
  strncpy ((char *) mp->name_filter, "ipsec", sizeof (mp->name_filter) - 1);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_sw_interface_set_flags (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_flags_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 admin_up = 0, link_up = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "admin-up"))
        admin_up = 1;
      else if (unformat (i, "admin-down"))
        admin_up = 0;
      else if (unformat (i, "link-up"))
        link_up = 1;
      else if (unformat (i, "link-down"))
        link_up = 0;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_FLAGS, sw_interface_set_flags);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->admin_up_down = admin_up;
  mp->link_up_down = link_up;

  /* send it... */
  S;

  /* Wait for a reply, return the good/bad news... */
  W;
}

static int
api_sw_interface_clear_stats (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_clear_stats_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  /* Construct the API message */
  M (SW_INTERFACE_CLEAR_STATS, sw_interface_clear_stats);

  if (sw_if_index_set == 1)
    mp->sw_if_index = ntohl (sw_if_index);
  else
    mp->sw_if_index = ~0;

  /* send it... */
  S;

  /* Wait for a reply, return the good/bad news... */
  W;
}

#if DPDK >0
static int
api_sw_interface_set_dpdk_hqos_pipe (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_dpdk_hqos_pipe_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 subport;
  u8 subport_set = 0;
  u32 pipe;
  u8 pipe_set = 0;
  u32 profile;
  u8 profile_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "rx %U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %u", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "subport %u", &subport))
        subport_set = 1;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "pipe %u", &pipe))
        pipe_set = 1;
      else if (unformat (i, "profile %u", &profile))
        profile_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (subport_set == 0)
    {
      errmsg ("missing subport ");
      return -99;
    }

  if (pipe_set == 0)
    {
      errmsg ("missing pipe");
      return -99;
    }

  if (profile_set == 0)
    {
      errmsg ("missing profile");
      return -99;
    }

  M (SW_INTERFACE_SET_DPDK_HQOS_PIPE, sw_interface_set_dpdk_hqos_pipe);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->subport = ntohl (subport);
  mp->pipe = ntohl (pipe);
  mp->profile = ntohl (profile);


  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_set_dpdk_hqos_subport (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_dpdk_hqos_subport_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 subport;
  u8 subport_set = 0;
  u32 tb_rate = 1250000000;     /* 10GbE */
  u32 tb_size = 1000000;
  u32 tc_rate[] = { 1250000000, 1250000000, 1250000000, 1250000000 };
  u32 tc_period = 10;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "rx %U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %u", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "subport %u", &subport))
        subport_set = 1;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "rate %u", &tb_rate))
        {
          u32 tc_id;

          for (tc_id = 0; tc_id < (sizeof (tc_rate) / sizeof (tc_rate[0]));
               tc_id++)
            tc_rate[tc_id] = tb_rate;
        }
      else if (unformat (i, "bktsize %u", &tb_size))
        ;
      else if (unformat (i, "tc0 %u", &tc_rate[0]))
        ;
      else if (unformat (i, "tc1 %u", &tc_rate[1]))
        ;
      else if (unformat (i, "tc2 %u", &tc_rate[2]))
        ;
      else if (unformat (i, "tc3 %u", &tc_rate[3]))
        ;
      else if (unformat (i, "period %u", &tc_period))
        ;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (subport_set == 0)
    {
      errmsg ("missing subport ");
      return -99;
    }

  M (SW_INTERFACE_SET_DPDK_HQOS_SUBPORT, sw_interface_set_dpdk_hqos_subport);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->subport = ntohl (subport);
  mp->tb_rate = ntohl (tb_rate);
  mp->tb_size = ntohl (tb_size);
  mp->tc_rate[0] = ntohl (tc_rate[0]);
  mp->tc_rate[1] = ntohl (tc_rate[1]);
  mp->tc_rate[2] = ntohl (tc_rate[2]);
  mp->tc_rate[3] = ntohl (tc_rate[3]);
  mp->tc_period = ntohl (tc_period);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_set_dpdk_hqos_tctbl (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_dpdk_hqos_tctbl_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 entry_set = 0;
  u8 tc_set = 0;
  u8 queue_set = 0;
  u32 entry, tc, queue;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "rx %U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %u", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "entry %d", &entry))
        entry_set = 1;
      else if (unformat (i, "tc %d", &tc))
        tc_set = 1;
      else if (unformat (i, "queue %d", &queue))
        queue_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (entry_set == 0)
    {
      errmsg ("missing entry ");
      return -99;
    }

  if (tc_set == 0)
    {
      errmsg ("missing traffic class ");
      return -99;
    }

  if (queue_set == 0)
    {
      errmsg ("missing queue ");
      return -99;
    }

  M (SW_INTERFACE_SET_DPDK_HQOS_TCTBL, sw_interface_set_dpdk_hqos_tctbl);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->entry = ntohl (entry);
  mp->tc = ntohl (tc);
  mp->queue = ntohl (queue);

  S;
  W;
  /* NOTREACHED */
  return 0;
}
#endif

static int
api_sw_interface_add_del_address (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_add_del_address_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 is_add = 1, del_all = 0;
  u32 address_length = 0;
  u8 v4_address_set = 0;
  u8 v6_address_set = 0;
  ip4_address_t v4address;
  ip6_address_t v6address;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del-all"))
        del_all = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "%U/%d",
                         unformat_ip4_address, &v4address, &address_length))
        v4_address_set = 1;
      else if (unformat (i, "%U/%d",
                         unformat_ip6_address, &v6address, &address_length))
        v6_address_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }
  if (v4_address_set && v6_address_set)
    {
      errmsg ("both v4 and v6 addresses set");
      return -99;
    }
  if (!v4_address_set && !v6_address_set && !del_all)
    {
      errmsg ("no addresses set");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_ADD_DEL_ADDRESS, sw_interface_add_del_address);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_add = is_add;
  mp->del_all = del_all;
  if (v6_address_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->address, &v6address, sizeof (v6address));
    }
  else
    {
      clib_memcpy (mp->address, &v4address, sizeof (v4address));
    }
  mp->address_length = address_length;

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
}

static int
api_sw_interface_set_mpls_enable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_mpls_enable_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 enable = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else if (unformat (i, "dis"))
        enable = 0;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_MPLS_ENABLE, sw_interface_set_mpls_enable);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable = enable;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_sw_interface_set_table (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_table_t *mp;
  f64 timeout;
  u32 sw_if_index, vrf_id = 0;
  u8 sw_if_index_set = 0;
  u8 is_ipv6 = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_TABLE, sw_interface_set_table);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_ipv6 = is_ipv6;
  mp->vrf_id = ntohl (vrf_id);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static void vl_api_sw_interface_get_table_reply_t_handler
  (vl_api_sw_interface_get_table_reply_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%d", ntohl (mp->vrf_id));

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;

}

static void vl_api_sw_interface_get_table_reply_t_handler_json
  (vl_api_sw_interface_get_table_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_int (&node, "vrf_id", ntohl (mp->vrf_id));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static int
api_sw_interface_get_table (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_get_table_t *mp;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 is_ipv6 = 0;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (SW_INTERFACE_GET_TABLE, sw_interface_get_table);
  mp->sw_if_index = htonl (sw_if_index);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
}

static int
api_sw_interface_set_vpath (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_vpath_t *mp;
  f64 timeout;
  u32 sw_if_index = 0;
  u8 sw_if_index_set = 0;
  u8 is_enable = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        is_enable = 1;
      else if (unformat (i, "disable"))
        is_enable = 0;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_VPATH, sw_interface_set_vpath);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable = is_enable;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_sw_interface_set_vxlan_bypass (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_vxlan_bypass_t *mp;
  f64 timeout;
  u32 sw_if_index = 0;
  u8 sw_if_index_set = 0;
  u8 is_enable = 0;
  u8 is_ipv6 = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        is_enable = 1;
      else if (unformat (i, "disable"))
        is_enable = 0;
      else if (unformat (i, "ip4"))
        is_ipv6 = 0;
      else if (unformat (i, "ip6"))
        is_ipv6 = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_VXLAN_BYPASS, sw_interface_set_vxlan_bypass);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable = is_enable;
  mp->is_ipv6 = is_ipv6;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_sw_interface_set_l2_xconnect (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_l2_xconnect_t *mp;
  f64 timeout;
  u32 rx_sw_if_index;
  u8 rx_sw_if_index_set = 0;
  u32 tx_sw_if_index;
  u8 tx_sw_if_index_set = 0;
  u8 enable = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "rx_sw_if_index %d", &rx_sw_if_index))
        rx_sw_if_index_set = 1;
      else if (unformat (i, "tx_sw_if_index %d", &tx_sw_if_index))
        tx_sw_if_index_set = 1;
      else if (unformat (i, "rx"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat (i, "%U", api_unformat_sw_if_index, vam,
                            &rx_sw_if_index))
                rx_sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "tx"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat (i, "%U", api_unformat_sw_if_index, vam,
                            &tx_sw_if_index))
                tx_sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        break;
    }

  if (rx_sw_if_index_set == 0)
    {
      errmsg ("missing rx interface name or rx_sw_if_index");
      return -99;
    }

  if (enable && (tx_sw_if_index_set == 0))
    {
      errmsg ("missing tx interface name or tx_sw_if_index");
      return -99;
    }

  M (SW_INTERFACE_SET_L2_XCONNECT, sw_interface_set_l2_xconnect);

  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
  mp->tx_sw_if_index = ntohl (tx_sw_if_index);
  mp->enable = enable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_set_l2_bridge (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_l2_bridge_t *mp;
  f64 timeout;
  u32 rx_sw_if_index;
  u8 rx_sw_if_index_set = 0;
  u32 bd_id;
  u8 bd_id_set = 0;
  u8 bvi = 0;
  u32 shg = 0;
  u8 enable = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &rx_sw_if_index))
        rx_sw_if_index_set = 1;
      else if (unformat (i, "bd_id %d", &bd_id))
        bd_id_set = 1;
      else
        if (unformat
            (i, "%U", api_unformat_sw_if_index, vam, &rx_sw_if_index))
        rx_sw_if_index_set = 1;
      else if (unformat (i, "shg %d", &shg))
        ;
      else if (unformat (i, "bvi"))
        bvi = 1;
      else if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        break;
    }

  if (rx_sw_if_index_set == 0)
    {
      errmsg ("missing rx interface name or sw_if_index");
      return -99;
    }

  if (enable && (bd_id_set == 0))
    {
      errmsg ("missing bridge domain");
      return -99;
    }

  M (SW_INTERFACE_SET_L2_BRIDGE, sw_interface_set_l2_bridge);

  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
  mp->bd_id = ntohl (bd_id);
  mp->shg = (u8) shg;
  mp->bvi = bvi;
  mp->enable = enable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_bridge_domain_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_bridge_domain_dump_t *mp;
  f64 timeout;
  u32 bd_id = ~0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "bd_id %d", &bd_id))
        ;
      else
        break;
    }

  M (BRIDGE_DOMAIN_DUMP, bridge_domain_dump);
  mp->bd_id = ntohl (bd_id);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }

  W;
  /* NOTREACHED */
  return 0;
}

static int
api_bridge_domain_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_bridge_domain_add_del_t *mp;
  f64 timeout;
  u32 bd_id = ~0;
  u8 is_add = 1;
  u32 flood = 1, forward = 1, learn = 1, uu_flood = 1, arp_term = 0;
  u32 mac_age = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "bd_id %d", &bd_id))
        ;
      else if (unformat (i, "flood %d", &flood))
        ;
      else if (unformat (i, "uu-flood %d", &uu_flood))
        ;
      else if (unformat (i, "forward %d", &forward))
        ;
      else if (unformat (i, "learn %d", &learn))
        ;
      else if (unformat (i, "arp-term %d", &arp_term))
        ;
      else if (unformat (i, "mac-age %d", &mac_age))
        ;
      else if (unformat (i, "del"))
        {
          is_add = 0;
          flood = uu_flood = forward = learn = 0;
        }
      else
        break;
    }

  if (bd_id == ~0)
    {
      errmsg ("missing bridge domain");
      return -99;
    }

  if (mac_age > 255)
    {
      errmsg ("mac age must be less than 256 ");
      return -99;
    }

  M (BRIDGE_DOMAIN_ADD_DEL, bridge_domain_add_del);

  mp->bd_id = ntohl (bd_id);
  mp->flood = flood;
  mp->uu_flood = uu_flood;
  mp->forward = forward;
  mp->learn = learn;
  mp->arp_term = arp_term;
  mp->is_add = is_add;
  mp->mac_age = (u8) mac_age;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2fib_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2fib_add_del_t *mp;
  f64 timeout;
  u64 mac = 0;
  u8 mac_set = 0;
  u32 bd_id;
  u8 bd_id_set = 0;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;
  u8 is_add = 1;
  u8 static_mac = 0;
  u8 filter_mac = 0;
  u8 bvi_mac = 0;
  int count = 1;
  f64 before = 0;
  int j;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "mac %U", unformat_ethernet_address, &mac))
        mac_set = 1;
      else if (unformat (i, "bd_id %d", &bd_id))
        bd_id_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat
                  (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
                sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "static"))
        static_mac = 1;
      else if (unformat (i, "filter"))
        {
          filter_mac = 1;
          static_mac = 1;
        }
      else if (unformat (i, "bvi"))
        {
          bvi_mac = 1;
          static_mac = 1;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "count %d", &count))
        ;
      else
        break;
    }

  if (mac_set == 0)
    {
      errmsg ("missing mac address");
      return -99;
    }

  if (bd_id_set == 0)
    {
      errmsg ("missing bridge domain");
      return -99;
    }

  if (is_add && sw_if_index_set == 0 && filter_mac == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (count > 1)
    {
      /* Turn on async mode */
      vam->async_mode = 1;
      vam->async_errors = 0;
      before = vat_time_now (vam);
    }

  for (j = 0; j < count; j++)
    {
      M (L2FIB_ADD_DEL, l2fib_add_del);

      mp->mac = mac;
      mp->bd_id = ntohl (bd_id);
      mp->is_add = is_add;

      if (is_add)
        {
          mp->sw_if_index = ntohl (sw_if_index);
          mp->static_mac = static_mac;
          mp->filter_mac = filter_mac;
          mp->bvi_mac = bvi_mac;
        }
      increment_mac_address (&mac);
      /* send it... */
      S;
    }

  if (count > 1)
    {
      vl_api_control_ping_t *mp;
      f64 after;

      /* Shut off async mode */
      vam->async_mode = 0;

      M (CONTROL_PING, control_ping);
      S;

      timeout = vat_time_now (vam) + 1.0;
      while (vat_time_now (vam) < timeout)
        if (vam->result_ready == 1)
          goto out;
      vam->retval = -99;

    out:
      if (vam->retval == -99)
        errmsg ("timeout");

      if (vam->async_errors > 0)
        {
          errmsg ("%d asynchronous errors", vam->async_errors);
          vam->retval = -98;
        }
      vam->async_errors = 0;
      after = vat_time_now (vam);

      print (vam->ofp, "%d routes in %.6f secs, %.2f routes/sec",
             count, after - before, count / (after - before));
    }
  else
    {
      /* Wait for a reply... */
      W;
    }
  /* Return the good/bad news */
  return (vam->retval);
}

static int
api_l2_flags (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_flags_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u32 feature_bitmap = 0;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat
                  (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
                sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "learn"))
        feature_bitmap |= L2INPUT_FEAT_LEARN;
      else if (unformat (i, "forward"))
        feature_bitmap |= L2INPUT_FEAT_FWD;
      else if (unformat (i, "flood"))
        feature_bitmap |= L2INPUT_FEAT_FLOOD;
      else if (unformat (i, "uu-flood"))
        feature_bitmap |= L2INPUT_FEAT_UU_FLOOD;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (L2_FLAGS, l2_flags);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->feature_bitmap = ntohl (feature_bitmap);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_bridge_flags (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_bridge_flags_t *mp;
  f64 timeout;
  u32 bd_id;
  u8 bd_id_set = 0;
  u8 is_set = 1;
  u32 flags = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "bd_id %d", &bd_id))
        bd_id_set = 1;
      else if (unformat (i, "learn"))
        flags |= L2_LEARN;
      else if (unformat (i, "forward"))
        flags |= L2_FWD;
      else if (unformat (i, "flood"))
        flags |= L2_FLOOD;
      else if (unformat (i, "uu-flood"))
        flags |= L2_UU_FLOOD;
      else if (unformat (i, "arp-term"))
        flags |= L2_ARP_TERM;
      else if (unformat (i, "off"))
        is_set = 0;
      else if (unformat (i, "disable"))
        is_set = 0;
      else
        break;
    }

  if (bd_id_set == 0)
    {
      errmsg ("missing bridge domain");
      return -99;
    }

  M (BRIDGE_FLAGS, bridge_flags);

  mp->bd_id = ntohl (bd_id);
  mp->feature_bitmap = ntohl (flags);
  mp->is_set = is_set;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_bd_ip_mac_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_bd_ip_mac_add_del_t *mp;
  f64 timeout;
  u32 bd_id;
  u8 is_ipv6 = 0;
  u8 is_add = 1;
  u8 bd_id_set = 0;
  u8 ip_set = 0;
  u8 mac_set = 0;
  ip4_address_t v4addr;
  ip6_address_t v6addr;
  u8 macaddr[6];


  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "bd_id %d", &bd_id))
        {
          bd_id_set++;
        }
      else if (unformat (i, "%U", unformat_ip4_address, &v4addr))
        {
          ip_set++;
        }
      else if (unformat (i, "%U", unformat_ip6_address, &v6addr))
        {
          ip_set++;
          is_ipv6++;
        }
      else if (unformat (i, "%U", unformat_ethernet_address, macaddr))
        {
          mac_set++;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else
        break;
    }

  if (bd_id_set == 0)
    {
      errmsg ("missing bridge domain");
      return -99;
    }
  else if (ip_set == 0)
    {
      errmsg ("missing IP address");
      return -99;
    }
  else if (mac_set == 0)
    {
      errmsg ("missing MAC address");
      return -99;
    }

  M (BD_IP_MAC_ADD_DEL, bd_ip_mac_add_del);

  mp->bd_id = ntohl (bd_id);
  mp->is_ipv6 = is_ipv6;
  mp->is_add = is_add;
  if (is_ipv6)
    clib_memcpy (mp->ip_address, &v6addr, sizeof (v6addr));
  else
    clib_memcpy (mp->ip_address, &v4addr, sizeof (v4addr));
  clib_memcpy (mp->mac_address, macaddr, 6);
  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_tap_connect (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_tap_connect_t *mp;
  f64 timeout;
  u8 mac_address[6];
  u8 random_mac = 1;
  u8 name_set = 0;
  u8 *tap_name;
  u8 *tag = 0;

  memset (mac_address, 0, sizeof (mac_address));

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "mac %U", unformat_ethernet_address, mac_address))
        {
          random_mac = 0;
        }
      else if (unformat (i, "random-mac"))
        random_mac = 1;
      else if (unformat (i, "tapname %s", &tap_name))
        name_set = 1;
      else if (unformat (i, "tag %s", &tag))
        ;
      else
        break;
    }

  if (name_set == 0)
    {
      errmsg ("missing tap name");
      return -99;
    }
  if (vec_len (tap_name) > 63)
    {
      errmsg ("tap name too long");
      return -99;
    }
  vec_add1 (tap_name, 0);

  if (vec_len (tag) > 63)
    {
      errmsg ("tag too long");
      return -99;
    }

  /* Construct the API message */
  M (TAP_CONNECT, tap_connect);

  mp->use_random_mac = random_mac;
  clib_memcpy (mp->mac_address, mac_address, 6);
  clib_memcpy (mp->tap_name, tap_name, vec_len (tap_name));
  if (tag)
    clib_memcpy (mp->tag, tag, vec_len (tag));

  vec_free (tap_name);
  vec_free (tag);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_tap_modify (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_tap_modify_t *mp;
  f64 timeout;
  u8 mac_address[6];
  u8 random_mac = 1;
  u8 name_set = 0;
  u8 *tap_name;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;

  memset (mac_address, 0, sizeof (mac_address));

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "mac %U", unformat_ethernet_address, mac_address))
        {
          random_mac = 0;
        }
      else if (unformat (i, "random-mac"))
        random_mac = 1;
      else if (unformat (i, "tapname %s", &tap_name))
        name_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing vpp interface name");
      return -99;
    }
  if (name_set == 0)
    {
      errmsg ("missing tap name");
      return -99;
    }
  if (vec_len (tap_name) > 63)
    {
      errmsg ("tap name too long");
    }
  vec_add1 (tap_name, 0);

  /* Construct the API message */
  M (TAP_MODIFY, tap_modify);

  mp->use_random_mac = random_mac;
  mp->sw_if_index = ntohl (sw_if_index);
  clib_memcpy (mp->mac_address, mac_address, 6);
  clib_memcpy (mp->tap_name, tap_name, vec_len (tap_name));
  vec_free (tap_name);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_tap_delete (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_tap_delete_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing vpp interface name");
      return -99;
    }

  /* Construct the API message */
  M (TAP_DELETE, tap_delete);

  mp->sw_if_index = ntohl (sw_if_index);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_ip_add_del_route (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ip_add_del_route_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0, vrf_id = 0;
  u8 is_ipv6 = 0;
  u8 is_local = 0, is_drop = 0;
  u8 is_unreach = 0, is_prohibit = 0;
  u8 create_vrf_if_needed = 0;
  u8 is_add = 1;
  u32 next_hop_weight = 1;
  u8 not_last = 0;
  u8 is_multipath = 0;
  u8 address_set = 0;
  u8 address_length_set = 0;
  u32 next_hop_table_id = 0;
  u32 resolve_attempts = 0;
  u32 dst_address_length = 0;
  u8 next_hop_set = 0;
  ip4_address_t v4_dst_address, v4_next_hop_address;
  ip6_address_t v6_dst_address, v6_next_hop_address;
  int count = 1;
  int j;
  f64 before = 0;
  u32 random_add_del = 0;
  u32 *random_vector = 0;
  uword *random_hash;
  u32 random_seed = 0xdeaddabe;
  u32 classify_table_index = ~0;
  u8 is_classify = 0;
  u8 resolve_host = 0, resolve_attached = 0;
  mpls_label_t *next_hop_out_label_stack = NULL;
  mpls_label_t next_hop_out_label = MPLS_LABEL_INVALID;
  mpls_label_t next_hop_via_label = MPLS_LABEL_INVALID;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "%U", unformat_ip4_address, &v4_dst_address))
        {
          address_set = 1;
          is_ipv6 = 0;
        }
      else if (unformat (i, "%U", unformat_ip6_address, &v6_dst_address))
        {
          address_set = 1;
          is_ipv6 = 1;
        }
      else if (unformat (i, "/%d", &dst_address_length))
        {
          address_length_set = 1;
        }

      else if (is_ipv6 == 0 && unformat (i, "via %U", unformat_ip4_address,
                                         &v4_next_hop_address))
        {
          next_hop_set = 1;
        }
      else if (is_ipv6 == 1 && unformat (i, "via %U", unformat_ip6_address,
                                         &v6_next_hop_address))
        {
          next_hop_set = 1;
        }
      else if (unformat (i, "resolve-attempts %d", &resolve_attempts))
        ;
      else if (unformat (i, "weight %d", &next_hop_weight))
        ;
      else if (unformat (i, "drop"))
        {
          is_drop = 1;
        }
      else if (unformat (i, "null-send-unreach"))
        {
          is_unreach = 1;
        }
      else if (unformat (i, "null-send-prohibit"))
        {
          is_prohibit = 1;
        }
      else if (unformat (i, "local"))
        {
          is_local = 1;
        }
      else if (unformat (i, "classify %d", &classify_table_index))
        {
          is_classify = 1;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "add"))
        is_add = 1;
      else if (unformat (i, "not-last"))
        not_last = 1;
      else if (unformat (i, "resolve-via-host"))
        resolve_host = 1;
      else if (unformat (i, "resolve-via-attached"))
        resolve_attached = 1;
      else if (unformat (i, "multipath"))
        is_multipath = 1;
      else if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "create-vrf"))
        create_vrf_if_needed = 1;
      else if (unformat (i, "count %d", &count))
        ;
      else if (unformat (i, "lookup-in-vrf %d", &next_hop_table_id))
        ;
      else if (unformat (i, "next-hop-table %d", &next_hop_table_id))
        ;
      else if (unformat (i, "out-label %d", &next_hop_out_label))
        vec_add1 (next_hop_out_label_stack, ntohl (next_hop_out_label));
      else if (unformat (i, "via-label %d", &next_hop_via_label))
        ;
      else if (unformat (i, "random"))
        random_add_del = 1;
      else if (unformat (i, "seed %d", &random_seed))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!next_hop_set && !is_drop && !is_local &&
      !is_classify && !is_unreach && !is_prohibit &&
      MPLS_LABEL_INVALID == next_hop_via_label)
    {
      errmsg
        ("next hop / local / drop / unreach / prohibit / classify not set");
      return -99;
    }

  if (next_hop_set && MPLS_LABEL_INVALID != next_hop_via_label)
    {
      errmsg ("next hop and next-hop via label set");
      return -99;
    }
  if (address_set == 0)
    {
      errmsg ("missing addresses");
      return -99;
    }

  if (address_length_set == 0)
    {
      errmsg ("missing address length");
      return -99;
    }

  /* Generate a pile of unique, random routes */
  if (random_add_del)
    {
      u32 this_random_address;
      random_hash = hash_create (count, sizeof (uword));

      hash_set (random_hash, v4_next_hop_address.as_u32, 1);
      for (j = 0; j <= count; j++)
        {
          do
            {
              this_random_address = random_u32 (&random_seed);
              this_random_address =
                clib_host_to_net_u32 (this_random_address);
            }
          while (hash_get (random_hash, this_random_address));
          vec_add1 (random_vector, this_random_address);
          hash_set (random_hash, this_random_address, 1);
        }
      hash_free (random_hash);
      v4_dst_address.as_u32 = random_vector[0];
    }

  if (count > 1)
    {
      /* Turn on async mode */
      vam->async_mode = 1;
      vam->async_errors = 0;
      before = vat_time_now (vam);
    }

  for (j = 0; j < count; j++)
    {
      /* Construct the API message */
      M2 (IP_ADD_DEL_ROUTE, ip_add_del_route,
          sizeof (mpls_label_t) * vec_len (next_hop_out_label_stack));

      mp->next_hop_sw_if_index = ntohl (sw_if_index);
      mp->table_id = ntohl (vrf_id);
      mp->create_vrf_if_needed = create_vrf_if_needed;

      mp->is_add = is_add;
      mp->is_drop = is_drop;
      mp->is_unreach = is_unreach;
      mp->is_prohibit = is_prohibit;
      mp->is_ipv6 = is_ipv6;
      mp->is_local = is_local;
      mp->is_classify = is_classify;
      mp->is_multipath = is_multipath;
      mp->is_resolve_host = resolve_host;
      mp->is_resolve_attached = resolve_attached;
      mp->not_last = not_last;
      mp->next_hop_weight = next_hop_weight;
      mp->dst_address_length = dst_address_length;
      mp->next_hop_table_id = ntohl (next_hop_table_id);
      mp->classify_table_index = ntohl (classify_table_index);
      mp->next_hop_via_label = ntohl (next_hop_via_label);
      mp->next_hop_n_out_labels = vec_len (next_hop_out_label_stack);
      if (0 != mp->next_hop_n_out_labels)
        {
          memcpy (mp->next_hop_out_label_stack,
                  next_hop_out_label_stack,
                  vec_len (next_hop_out_label_stack) * sizeof (mpls_label_t));
          vec_free (next_hop_out_label_stack);
        }

      if (is_ipv6)
        {
          clib_memcpy (mp->dst_address, &v6_dst_address,
                       sizeof (v6_dst_address));
          if (next_hop_set)
            clib_memcpy (mp->next_hop_address, &v6_next_hop_address,
                         sizeof (v6_next_hop_address));
          increment_v6_address (&v6_dst_address);
        }
      else
        {
          clib_memcpy (mp->dst_address, &v4_dst_address,
                       sizeof (v4_dst_address));
          if (next_hop_set)
            clib_memcpy (mp->next_hop_address, &v4_next_hop_address,
                         sizeof (v4_next_hop_address));
          if (random_add_del)
            v4_dst_address.as_u32 = random_vector[j + 1];
          else
            increment_v4_address (&v4_dst_address);
        }
      /* send it... */
      S;
      /* If we receive SIGTERM, stop now... */
      if (vam->do_exit)
        break;
    }

  /* When testing multiple add/del ops, use a control-ping to sync */
  if (count > 1)
    {
      vl_api_control_ping_t *mp;
      f64 after;

      /* Shut off async mode */
      vam->async_mode = 0;

      M (CONTROL_PING, control_ping);
      S;

      timeout = vat_time_now (vam) + 1.0;
      while (vat_time_now (vam) < timeout)
        if (vam->result_ready == 1)
          goto out;
      vam->retval = -99;

    out:
      if (vam->retval == -99)
        errmsg ("timeout");

      if (vam->async_errors > 0)
        {
          errmsg ("%d asynchronous errors", vam->async_errors);
          vam->retval = -98;
        }
      vam->async_errors = 0;
      after = vat_time_now (vam);

      /* slim chance, but we might have eaten SIGTERM on the first iteration */
      if (j > 0)
        count = j;

      print (vam->ofp, "%d routes in %.6f secs, %.2f routes/sec",
             count, after - before, count / (after - before));
    }
  else
    {
      /* Wait for a reply... */
      W;
    }

  /* Return the good/bad news */
  return (vam->retval);
}

static int
api_mpls_route_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_mpls_route_add_del_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0, table_id = 0;
  u8 create_table_if_needed = 0;
  u8 is_add = 1;
  u32 next_hop_weight = 1;
  u8 is_multipath = 0;
  u32 next_hop_table_id = 0;
  u8 next_hop_set = 0;
  ip4_address_t v4_next_hop_address = {
    .as_u32 = 0,
  };
  ip6_address_t v6_next_hop_address = { {0} };
  int count = 1;
  int j;
  f64 before = 0;
  u32 classify_table_index = ~0;
  u8 is_classify = 0;
  u8 resolve_host = 0, resolve_attached = 0;
  mpls_label_t next_hop_via_label = MPLS_LABEL_INVALID;
  mpls_label_t next_hop_out_label = MPLS_LABEL_INVALID;
  mpls_label_t *next_hop_out_label_stack = NULL;
  mpls_label_t local_label = MPLS_LABEL_INVALID;
  u8 is_eos = 0;
  u8 next_hop_proto_is_ip4 = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "%d", &local_label))
        ;
      else if (unformat (i, "eos"))
        is_eos = 1;
      else if (unformat (i, "non-eos"))
        is_eos = 0;
      else if (unformat (i, "via %U", unformat_ip4_address,
                         &v4_next_hop_address))
        {
          next_hop_set = 1;
          next_hop_proto_is_ip4 = 1;
        }
      else if (unformat (i, "via %U", unformat_ip6_address,
                         &v6_next_hop_address))
        {
          next_hop_set = 1;
          next_hop_proto_is_ip4 = 0;
        }
      else if (unformat (i, "weight %d", &next_hop_weight))
        ;
      else if (unformat (i, "create-table"))
        create_table_if_needed = 1;
      else if (unformat (i, "classify %d", &classify_table_index))
        {
          is_classify = 1;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "add"))
        is_add = 1;
      else if (unformat (i, "resolve-via-host"))
        resolve_host = 1;
      else if (unformat (i, "resolve-via-attached"))
        resolve_attached = 1;
      else if (unformat (i, "multipath"))
        is_multipath = 1;
      else if (unformat (i, "count %d", &count))
        ;
      else if (unformat (i, "lookup-in-ip4-table %d", &next_hop_table_id))
        {
          next_hop_set = 1;
          next_hop_proto_is_ip4 = 1;
        }
      else if (unformat (i, "lookup-in-ip6-table %d", &next_hop_table_id))
        {
          next_hop_set = 1;
          next_hop_proto_is_ip4 = 0;
        }
      else if (unformat (i, "next-hop-table %d", &next_hop_table_id))
        ;
      else if (unformat (i, "via-label %d", &next_hop_via_label))
        ;
      else if (unformat (i, "out-label %d", &next_hop_out_label))
        vec_add1 (next_hop_out_label_stack, ntohl (next_hop_out_label));
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!next_hop_set && !is_classify)
    {
      errmsg ("next hop / classify not set");
      return -99;
    }

  if (MPLS_LABEL_INVALID == local_label)
    {
      errmsg ("missing label");
      return -99;
    }

  if (count > 1)
    {
      /* Turn on async mode */
      vam->async_mode = 1;
      vam->async_errors = 0;
      before = vat_time_now (vam);
    }

  for (j = 0; j < count; j++)
    {
      /* Construct the API message */
      M2 (MPLS_ROUTE_ADD_DEL, mpls_route_add_del,
          sizeof (mpls_label_t) * vec_len (next_hop_out_label_stack));

      mp->mr_next_hop_sw_if_index = ntohl (sw_if_index);
      mp->mr_table_id = ntohl (table_id);
      mp->mr_create_table_if_needed = create_table_if_needed;

      mp->mr_is_add = is_add;
      mp->mr_next_hop_proto_is_ip4 = next_hop_proto_is_ip4;
      mp->mr_is_classify = is_classify;
      mp->mr_is_multipath = is_multipath;
      mp->mr_is_resolve_host = resolve_host;
      mp->mr_is_resolve_attached = resolve_attached;
      mp->mr_next_hop_weight = next_hop_weight;
      mp->mr_next_hop_table_id = ntohl (next_hop_table_id);
      mp->mr_classify_table_index = ntohl (classify_table_index);
      mp->mr_next_hop_via_label = ntohl (next_hop_via_label);
      mp->mr_label = ntohl (local_label);
      mp->mr_eos = is_eos;

      mp->mr_next_hop_n_out_labels = vec_len (next_hop_out_label_stack);
      if (0 != mp->mr_next_hop_n_out_labels)
        {
          memcpy (mp->mr_next_hop_out_label_stack,
                  next_hop_out_label_stack,
                  vec_len (next_hop_out_label_stack) * sizeof (mpls_label_t));
          vec_free (next_hop_out_label_stack);
        }

      if (next_hop_set)
        {
          if (next_hop_proto_is_ip4)
            {
              clib_memcpy (mp->mr_next_hop,
                           &v4_next_hop_address,
                           sizeof (v4_next_hop_address));
            }
          else
            {
              clib_memcpy (mp->mr_next_hop,
                           &v6_next_hop_address,
                           sizeof (v6_next_hop_address));
            }
        }
      local_label++;

      /* send it... */
      S;
      /* If we receive SIGTERM, stop now... */
      if (vam->do_exit)
        break;
    }

  /* When testing multiple add/del ops, use a control-ping to sync */
  if (count > 1)
    {
      vl_api_control_ping_t *mp;
      f64 after;

      /* Shut off async mode */
      vam->async_mode = 0;

      M (CONTROL_PING, control_ping);
      S;

      timeout = vat_time_now (vam) + 1.0;
      while (vat_time_now (vam) < timeout)
        if (vam->result_ready == 1)
          goto out;
      vam->retval = -99;

    out:
      if (vam->retval == -99)
        errmsg ("timeout");

      if (vam->async_errors > 0)
        {
          errmsg ("%d asynchronous errors", vam->async_errors);
          vam->retval = -98;
        }
      vam->async_errors = 0;
      after = vat_time_now (vam);

      /* slim chance, but we might have eaten SIGTERM on the first iteration */
      if (j > 0)
        count = j;

      print (vam->ofp, "%d routes in %.6f secs, %.2f routes/sec",
             count, after - before, count / (after - before));
    }
  else
    {
      /* Wait for a reply... */
      W;
    }

  /* Return the good/bad news */
  return (vam->retval);
}

static int
api_mpls_ip_bind_unbind (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_mpls_ip_bind_unbind_t *mp;
  f64 timeout;
  u32 ip_table_id = 0;
  u8 create_table_if_needed = 0;
  u8 is_bind = 1;
  u8 is_ip4 = 1;
  ip4_address_t v4_address;
  ip6_address_t v6_address;
  u32 address_length;
  u8 address_set = 0;
  mpls_label_t local_label = MPLS_LABEL_INVALID;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U/%d", unformat_ip4_address,
                    &v4_address, &address_length))
        {
          is_ip4 = 1;
          address_set = 1;
        }
      else if (unformat (i, "%U/%d", unformat_ip6_address,
                         &v6_address, &address_length))
        {
          is_ip4 = 0;
          address_set = 1;
        }
      else if (unformat (i, "%d", &local_label))
        ;
      else if (unformat (i, "create-table"))
        create_table_if_needed = 1;
      else if (unformat (i, "table-id %d", &ip_table_id))
        ;
      else if (unformat (i, "unbind"))
        is_bind = 0;
      else if (unformat (i, "bind"))
        is_bind = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!address_set)
    {
      errmsg ("IP addres not set");
      return -99;
    }

  if (MPLS_LABEL_INVALID == local_label)
    {
      errmsg ("missing label");
      return -99;
    }

  /* Construct the API message */
  M (MPLS_IP_BIND_UNBIND, mpls_ip_bind_unbind);

  mp->mb_create_table_if_needed = create_table_if_needed;
  mp->mb_is_bind = is_bind;
  mp->mb_is_ip4 = is_ip4;
  mp->mb_ip_table_id = ntohl (ip_table_id);
  mp->mb_mpls_table_id = 0;
  mp->mb_label = ntohl (local_label);
  mp->mb_address_length = address_length;

  if (is_ip4)
    clib_memcpy (mp->mb_address, &v4_address, sizeof (v4_address));
  else
    clib_memcpy (mp->mb_address, &v6_address, sizeof (v6_address));

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_proxy_arp_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_proxy_arp_add_del_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_add = 1;
  ip4_address_t lo, hi;
  u8 range_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "%U - %U", unformat_ip4_address, &lo,
                         unformat_ip4_address, &hi))
        range_set = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (range_set == 0)
    {
      errmsg ("address range not set");
      return -99;
    }

  M (PROXY_ARP_ADD_DEL, proxy_arp_add_del);

  mp->vrf_id = ntohl (vrf_id);
  mp->is_add = is_add;
  clib_memcpy (mp->low_address, &lo, sizeof (mp->low_address));
  clib_memcpy (mp->hi_address, &hi, sizeof (mp->hi_address));

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_proxy_arp_intfc_enable_disable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_proxy_arp_intfc_enable_disable_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 enable = 1;
  u8 sw_if_index_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (PROXY_ARP_INTFC_ENABLE_DISABLE, proxy_arp_intfc_enable_disable);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable_disable = enable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_mpls_tunnel_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_mpls_tunnel_add_del_t *mp;
  f64 timeout;

  u8 is_add = 1;
  u8 l2_only = 0;
  u32 sw_if_index = ~0;
  u32 next_hop_sw_if_index = ~0;
  u32 next_hop_proto_is_ip4 = 1;

  u32 next_hop_table_id = 0;
  ip4_address_t v4_next_hop_address = {
    .as_u32 = 0,
  };
  ip6_address_t v6_next_hop_address = { {0} };
  mpls_label_t next_hop_out_label = MPLS_LABEL_INVALID, *labels = NULL;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "add"))
        is_add = 1;
      else if (unformat (i, "del sw_if_index %d", &sw_if_index))
        is_add = 0;
      else if (unformat (i, "sw_if_index %d", &next_hop_sw_if_index))
        ;
      else if (unformat (i, "via %U",
                         unformat_ip4_address, &v4_next_hop_address))
        {
          next_hop_proto_is_ip4 = 1;
        }
      else if (unformat (i, "via %U",
                         unformat_ip6_address, &v6_next_hop_address))
        {
          next_hop_proto_is_ip4 = 0;
        }
      else if (unformat (i, "l2-only"))
        l2_only = 1;
      else if (unformat (i, "next-hop-table %d", &next_hop_table_id))
        ;
      else if (unformat (i, "out-label %d", &next_hop_out_label))
        vec_add1 (labels, ntohl (next_hop_out_label));
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  M2 (MPLS_TUNNEL_ADD_DEL, mpls_tunnel_add_del,
      sizeof (mpls_label_t) * vec_len (labels));

  mp->mt_next_hop_sw_if_index = ntohl (next_hop_sw_if_index);
  mp->mt_sw_if_index = ntohl (sw_if_index);
  mp->mt_is_add = is_add;
  mp->mt_l2_only = l2_only;
  mp->mt_next_hop_table_id = ntohl (next_hop_table_id);
  mp->mt_next_hop_proto_is_ip4 = next_hop_proto_is_ip4;

  mp->mt_next_hop_n_out_labels = vec_len (labels);

  if (0 != mp->mt_next_hop_n_out_labels)
    {
      clib_memcpy (mp->mt_next_hop_out_label_stack, labels,
                   sizeof (mpls_label_t) * mp->mt_next_hop_n_out_labels);
      vec_free (labels);
    }

  if (next_hop_proto_is_ip4)
    {
      clib_memcpy (mp->mt_next_hop,
                   &v4_next_hop_address, sizeof (v4_next_hop_address));
    }
  else
    {
      clib_memcpy (mp->mt_next_hop,
                   &v6_next_hop_address, sizeof (v6_next_hop_address));
    }

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_set_unnumbered (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_unnumbered_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u32 unnum_sw_index = ~0;
  u8 is_add = 1;
  u8 sw_if_index_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "unnum_if_index %d", &unnum_sw_index))
        ;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (SW_INTERFACE_SET_UNNUMBERED, sw_interface_set_unnumbered);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->unnumbered_sw_if_index = ntohl (unnum_sw_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ip_neighbor_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ip_neighbor_add_del_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 vrf_id = 0;
  u8 is_add = 1;
  u8 is_static = 0;
  u8 mac_address[6];
  u8 mac_set = 0;
  u8 v4_address_set = 0;
  u8 v6_address_set = 0;
  ip4_address_t v4address;
  ip6_address_t v6address;

  memset (mac_address, 0, sizeof (mac_address));

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "mac %U", unformat_ethernet_address, mac_address))
        {
          mac_set = 1;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "is_static"))
        is_static = 1;
      else if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "dst %U", unformat_ip4_address, &v4address))
        v4_address_set = 1;
      else if (unformat (i, "dst %U", unformat_ip6_address, &v6address))
        v6_address_set = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }
  if (v4_address_set && v6_address_set)
    {
      errmsg ("both v4 and v6 addresses set");
      return -99;
    }
  if (!v4_address_set && !v6_address_set)
    {
      errmsg ("no address set");
      return -99;
    }

  /* Construct the API message */
  M (IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_add = is_add;
  mp->vrf_id = ntohl (vrf_id);
  mp->is_static = is_static;
  if (mac_set)
    clib_memcpy (mp->mac_address, mac_address, 6);
  if (v6_address_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->dst_address, &v6address, sizeof (v6address));
    }
  else
    {
      /* mp->is_ipv6 = 0; via memset in M macro above */
      clib_memcpy (mp->dst_address, &v4address, sizeof (v4address));
    }

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_reset_vrf (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_reset_vrf_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_ipv6 = 0;
  u8 vrf_id_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vrf %d", &vrf_id))
        vrf_id_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (vrf_id_set == 0)
    {
      errmsg ("missing vrf id");
      return -99;
    }

  M (RESET_VRF, reset_vrf);

  mp->vrf_id = ntohl (vrf_id);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_create_vlan_subif (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_create_vlan_subif_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 vlan_id;
  u8 vlan_id_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "vlan %d", &vlan_id))
        vlan_id_set = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (vlan_id_set == 0)
    {
      errmsg ("missing vlan_id");
      return -99;
    }
  M (CREATE_VLAN_SUBIF, create_vlan_subif);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->vlan_id = ntohl (vlan_id);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

#define foreach_create_subif_bit                \
_(no_tags)                                      \
_(one_tag)                                      \
_(two_tags)                                     \
_(dot1ad)                                       \
_(exact_match)                                  \
_(default_sub)                                  \
_(outer_vlan_id_any)                            \
_(inner_vlan_id_any)

static int
api_create_subif (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_create_subif_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 sub_id;
  u8 sub_id_set = 0;
  u32 no_tags = 0;
  u32 one_tag = 0;
  u32 two_tags = 0;
  u32 dot1ad = 0;
  u32 exact_match = 0;
  u32 default_sub = 0;
  u32 outer_vlan_id_any = 0;
  u32 inner_vlan_id_any = 0;
  u32 tmp;
  u16 outer_vlan_id = 0;
  u16 inner_vlan_id = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sub_id %d", &sub_id))
        sub_id_set = 1;
      else if (unformat (i, "outer_vlan_id %d", &tmp))
        outer_vlan_id = tmp;
      else if (unformat (i, "inner_vlan_id %d", &tmp))
        inner_vlan_id = tmp;

#define _(a) else if (unformat (i, #a)) a = 1 ;
      foreach_create_subif_bit
#undef _
        else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (sub_id_set == 0)
    {
      errmsg ("missing sub_id");
      return -99;
    }
  M (CREATE_SUBIF, create_subif);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->sub_id = ntohl (sub_id);

#define _(a) mp->a = a;
  foreach_create_subif_bit;
#undef _

  mp->outer_vlan_id = ntohs (outer_vlan_id);
  mp->inner_vlan_id = ntohs (inner_vlan_id);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_oam_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_oam_add_del_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_add = 1;
  ip4_address_t src, dst;
  u8 src_set = 0;
  u8 dst_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "src %U", unformat_ip4_address, &src))
        src_set = 1;
      else if (unformat (i, "dst %U", unformat_ip4_address, &dst))
        dst_set = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (src_set == 0)
    {
      errmsg ("missing src addr");
      return -99;
    }

  if (dst_set == 0)
    {
      errmsg ("missing dst addr");
      return -99;
    }

  M (OAM_ADD_DEL, oam_add_del);

  mp->vrf_id = ntohl (vrf_id);
  mp->is_add = is_add;
  clib_memcpy (mp->src_address, &src, sizeof (mp->src_address));
  clib_memcpy (mp->dst_address, &dst, sizeof (mp->dst_address));

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_reset_fib (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_reset_fib_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_ipv6 = 0;
  u8 vrf_id_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vrf %d", &vrf_id))
        vrf_id_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (vrf_id_set == 0)
    {
      errmsg ("missing vrf id");
      return -99;
    }

  M (RESET_FIB, reset_fib);

  mp->vrf_id = ntohl (vrf_id);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_dhcp_proxy_config (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_dhcp_proxy_config_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_add = 1;
  u8 insert_cid = 1;
  u8 v4_address_set = 0;
  u8 v6_address_set = 0;
  ip4_address_t v4address;
  ip6_address_t v6address;
  u8 v4_src_address_set = 0;
  u8 v6_src_address_set = 0;
  ip4_address_t v4srcaddress;
  ip6_address_t v6srcaddress;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "vrf %d", &vrf_id))
        ;
      else if (unformat (i, "insert-cid %d", &insert_cid))
        ;
      else if (unformat (i, "svr %U", unformat_ip4_address, &v4address))
        v4_address_set = 1;
      else if (unformat (i, "svr %U", unformat_ip6_address, &v6address))
        v6_address_set = 1;
      else if (unformat (i, "src %U", unformat_ip4_address, &v4srcaddress))
        v4_src_address_set = 1;
      else if (unformat (i, "src %U", unformat_ip6_address, &v6srcaddress))
        v6_src_address_set = 1;
      else
        break;
    }

  if (v4_address_set && v6_address_set)
    {
      errmsg ("both v4 and v6 server addresses set");
      return -99;
    }
  if (!v4_address_set && !v6_address_set)
    {
      errmsg ("no server addresses set");
      return -99;
    }

  if (v4_src_address_set && v6_src_address_set)
    {
      errmsg ("both v4 and v6  src addresses set");
      return -99;
    }
  if (!v4_src_address_set && !v6_src_address_set)
    {
      errmsg ("no src addresses set");
      return -99;
    }

  if (!(v4_src_address_set && v4_address_set) &&
      !(v6_src_address_set && v6_address_set))
    {
      errmsg ("no matching server and src addresses set");
      return -99;
    }

  /* Construct the API message */
  M (DHCP_PROXY_CONFIG, dhcp_proxy_config);

  mp->insert_circuit_id = insert_cid;
  mp->is_add = is_add;
  mp->vrf_id = ntohl (vrf_id);
  if (v6_address_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->dhcp_server, &v6address, sizeof (v6address));
      clib_memcpy (mp->dhcp_src_address, &v6srcaddress, sizeof (v6address));
    }
  else
    {
      clib_memcpy (mp->dhcp_server, &v4address, sizeof (v4address));
      clib_memcpy (mp->dhcp_src_address, &v4srcaddress, sizeof (v4address));
    }

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_dhcp_proxy_config_2 (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_dhcp_proxy_config_2_t *mp;
  f64 timeout;
  u32 rx_vrf_id = 0;
  u32 server_vrf_id = 0;
  u8 is_add = 1;
  u8 insert_cid = 1;
  u8 v4_address_set = 0;
  u8 v6_address_set = 0;
  ip4_address_t v4address;
  ip6_address_t v6address;
  u8 v4_src_address_set = 0;
  u8 v6_src_address_set = 0;
  ip4_address_t v4srcaddress;
  ip6_address_t v6srcaddress;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "rx_vrf_id %d", &rx_vrf_id))
        ;
      else if (unformat (i, "server_vrf_id %d", &server_vrf_id))
        ;
      else if (unformat (i, "insert-cid %d", &insert_cid))
        ;
      else if (unformat (i, "svr %U", unformat_ip4_address, &v4address))
        v4_address_set = 1;
      else if (unformat (i, "svr %U", unformat_ip6_address, &v6address))
        v6_address_set = 1;
      else if (unformat (i, "src %U", unformat_ip4_address, &v4srcaddress))
        v4_src_address_set = 1;
      else if (unformat (i, "src %U", unformat_ip6_address, &v6srcaddress))
        v6_src_address_set = 1;
      else
        break;
    }

  if (v4_address_set && v6_address_set)
    {
      errmsg ("both v4 and v6 server addresses set");
      return -99;
    }
  if (!v4_address_set && !v6_address_set)
    {
      errmsg ("no server addresses set");
      return -99;
    }

  if (v4_src_address_set && v6_src_address_set)
    {
      errmsg ("both v4 and v6  src addresses set");
      return -99;
    }
  if (!v4_src_address_set && !v6_src_address_set)
    {
      errmsg ("no src addresses set");
      return -99;
    }

  if (!(v4_src_address_set && v4_address_set) &&
      !(v6_src_address_set && v6_address_set))
    {
      errmsg ("no matching server and src addresses set");
      return -99;
    }

  /* Construct the API message */
  M (DHCP_PROXY_CONFIG_2, dhcp_proxy_config_2);

  mp->insert_circuit_id = insert_cid;
  mp->is_add = is_add;
  mp->rx_vrf_id = ntohl (rx_vrf_id);
  mp->server_vrf_id = ntohl (server_vrf_id);
  if (v6_address_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->dhcp_server, &v6address, sizeof (v6address));
      clib_memcpy (mp->dhcp_src_address, &v6srcaddress, sizeof (v6address));
    }
  else
    {
      clib_memcpy (mp->dhcp_server, &v4address, sizeof (v4address));
      clib_memcpy (mp->dhcp_src_address, &v4srcaddress, sizeof (v4address));
    }

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_dhcp_proxy_set_vss (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_dhcp_proxy_set_vss_t *mp;
  f64 timeout;
  u8 is_ipv6 = 0;
  u8 is_add = 1;
  u32 tbl_id;
  u8 tbl_id_set = 0;
  u32 oui;
  u8 oui_set = 0;
  u32 fib_id;
  u8 fib_id_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "tbl_id %d", &tbl_id))
        tbl_id_set = 1;
      if (unformat (i, "fib_id %d", &fib_id))
        fib_id_set = 1;
      if (unformat (i, "oui %d", &oui))
        oui_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (tbl_id_set == 0)
    {
      errmsg ("missing tbl id");
      return -99;
    }

  if (fib_id_set == 0)
    {
      errmsg ("missing fib id");
      return -99;
    }
  if (oui_set == 0)
    {
      errmsg ("missing oui");
      return -99;
    }

  M (DHCP_PROXY_SET_VSS, dhcp_proxy_set_vss);
  mp->tbl_id = ntohl (tbl_id);
  mp->fib_id = ntohl (fib_id);
  mp->oui = ntohl (oui);
  mp->is_ipv6 = is_ipv6;
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_dhcp_client_config (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_dhcp_client_config_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 is_add = 1;
  u8 *hostname = 0;
  u8 disable_event = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "hostname %s", &hostname))
        ;
      else if (unformat (i, "disable_event"))
        disable_event = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (vec_len (hostname) > 63)
    {
      errmsg ("hostname too long");
    }
  vec_add1 (hostname, 0);

  /* Construct the API message */
  M (DHCP_CLIENT_CONFIG, dhcp_client_config);

  mp->sw_if_index = ntohl (sw_if_index);
  clib_memcpy (mp->hostname, hostname, vec_len (hostname));
  vec_free (hostname);
  mp->is_add = is_add;
  mp->want_dhcp_event = disable_event ? 0 : 1;
  mp->pid = getpid ();

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_set_ip_flow_hash (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_set_ip_flow_hash_t *mp;
  f64 timeout;
  u32 vrf_id = 0;
  u8 is_ipv6 = 0;
  u8 vrf_id_set = 0;
  u8 src = 0;
  u8 dst = 0;
  u8 sport = 0;
  u8 dport = 0;
  u8 proto = 0;
  u8 reverse = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vrf %d", &vrf_id))
        vrf_id_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else if (unformat (i, "src"))
        src = 1;
      else if (unformat (i, "dst"))
        dst = 1;
      else if (unformat (i, "sport"))
        sport = 1;
      else if (unformat (i, "dport"))
        dport = 1;
      else if (unformat (i, "proto"))
        proto = 1;
      else if (unformat (i, "reverse"))
        reverse = 1;

      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (vrf_id_set == 0)
    {
      errmsg ("missing vrf id");
      return -99;
    }

  M (SET_IP_FLOW_HASH, set_ip_flow_hash);
  mp->src = src;
  mp->dst = dst;
  mp->sport = sport;
  mp->dport = dport;
  mp->proto = proto;
  mp->reverse = reverse;
  mp->vrf_id = ntohl (vrf_id);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_ip6_enable_disable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_ip6_enable_disable_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 enable = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (SW_INTERFACE_IP6_ENABLE_DISABLE, sw_interface_ip6_enable_disable);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable = enable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_ip6_set_link_local_address (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_ip6_set_link_local_address_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 address_length = 0;
  u8 v6_address_set = 0;
  ip6_address_t v6address;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "%U/%d",
                         unformat_ip6_address, &v6address, &address_length))
        v6_address_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }
  if (!v6_address_set)
    {
      errmsg ("no address set");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS,
     sw_interface_ip6_set_link_local_address);

  mp->sw_if_index = ntohl (sw_if_index);
  clib_memcpy (mp->address, &v6address, sizeof (v6address));
  mp->address_length = address_length;

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;

  /* NOTREACHED */
  return 0;
}


static int
api_sw_interface_ip6nd_ra_prefix (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_ip6nd_ra_prefix_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 address_length = 0;
  u8 v6_address_set = 0;
  ip6_address_t v6address;
  u8 use_default = 0;
  u8 no_advertise = 0;
  u8 off_link = 0;
  u8 no_autoconfig = 0;
  u8 no_onlink = 0;
  u8 is_no = 0;
  u32 val_lifetime = 0;
  u32 pref_lifetime = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "%U/%d",
                         unformat_ip6_address, &v6address, &address_length))
        v6_address_set = 1;
      else if (unformat (i, "val_life %d", &val_lifetime))
        ;
      else if (unformat (i, "pref_life %d", &pref_lifetime))
        ;
      else if (unformat (i, "def"))
        use_default = 1;
      else if (unformat (i, "noadv"))
        no_advertise = 1;
      else if (unformat (i, "offl"))
        off_link = 1;
      else if (unformat (i, "noauto"))
        no_autoconfig = 1;
      else if (unformat (i, "nolink"))
        no_onlink = 1;
      else if (unformat (i, "isno"))
        is_no = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }
  if (!v6_address_set)
    {
      errmsg ("no address set");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_IP6ND_RA_PREFIX, sw_interface_ip6nd_ra_prefix);

  mp->sw_if_index = ntohl (sw_if_index);
  clib_memcpy (mp->address, &v6address, sizeof (v6address));
  mp->address_length = address_length;
  mp->use_default = use_default;
  mp->no_advertise = no_advertise;
  mp->off_link = off_link;
  mp->no_autoconfig = no_autoconfig;
  mp->no_onlink = no_onlink;
  mp->is_no = is_no;
  mp->val_lifetime = ntohl (val_lifetime);
  mp->pref_lifetime = ntohl (pref_lifetime);

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_sw_interface_ip6nd_ra_config (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_ip6nd_ra_config_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 suppress = 0;
  u8 managed = 0;
  u8 other = 0;
  u8 ll_option = 0;
  u8 send_unicast = 0;
  u8 cease = 0;
  u8 is_no = 0;
  u8 default_router = 0;
  u32 max_interval = 0;
  u32 min_interval = 0;
  u32 lifetime = 0;
  u32 initial_count = 0;
  u32 initial_interval = 0;


  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "maxint %d", &max_interval))
        ;
      else if (unformat (i, "minint %d", &min_interval))
        ;
      else if (unformat (i, "life %d", &lifetime))
        ;
      else if (unformat (i, "count %d", &initial_count))
        ;
      else if (unformat (i, "interval %d", &initial_interval))
        ;
      else if (unformat (i, "suppress") || unformat (i, "surpress"))
        suppress = 1;
      else if (unformat (i, "managed"))
        managed = 1;
      else if (unformat (i, "other"))
        other = 1;
      else if (unformat (i, "ll"))
        ll_option = 1;
      else if (unformat (i, "send"))
        send_unicast = 1;
      else if (unformat (i, "cease"))
        cease = 1;
      else if (unformat (i, "isno"))
        is_no = 1;
      else if (unformat (i, "def"))
        default_router = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_IP6ND_RA_CONFIG, sw_interface_ip6nd_ra_config);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->max_interval = ntohl (max_interval);
  mp->min_interval = ntohl (min_interval);
  mp->lifetime = ntohl (lifetime);
  mp->initial_count = ntohl (initial_count);
  mp->initial_interval = ntohl (initial_interval);
  mp->suppress = suppress;
  mp->managed = managed;
  mp->other = other;
  mp->ll_option = ll_option;
  mp->send_unicast = send_unicast;
  mp->cease = cease;
  mp->is_no = is_no;
  mp->default_router = default_router;

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_set_arp_neighbor_limit (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_set_arp_neighbor_limit_t *mp;
  f64 timeout;
  u32 arp_nbr_limit;
  u8 limit_set = 0;
  u8 is_ipv6 = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "arp_nbr_limit %d", &arp_nbr_limit))
        limit_set = 1;
      else if (unformat (i, "ipv6"))
        is_ipv6 = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (limit_set == 0)
    {
      errmsg ("missing limit value");
      return -99;
    }

  M (SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit);

  mp->arp_neighbor_limit = ntohl (arp_nbr_limit);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2_patch_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_patch_add_del_t *mp;
  f64 timeout;
  u32 rx_sw_if_index;
  u8 rx_sw_if_index_set = 0;
  u32 tx_sw_if_index;
  u8 tx_sw_if_index_set = 0;
  u8 is_add = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "rx_sw_if_index %d", &rx_sw_if_index))
        rx_sw_if_index_set = 1;
      else if (unformat (i, "tx_sw_if_index %d", &tx_sw_if_index))
        tx_sw_if_index_set = 1;
      else if (unformat (i, "rx"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat (i, "%U", api_unformat_sw_if_index, vam,
                            &rx_sw_if_index))
                rx_sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "tx"))
        {
          if (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
            {
              if (unformat (i, "%U", api_unformat_sw_if_index, vam,
                            &tx_sw_if_index))
                tx_sw_if_index_set = 1;
            }
          else
            break;
        }
      else if (unformat (i, "del"))
        is_add = 0;
      else
        break;
    }

  if (rx_sw_if_index_set == 0)
    {
      errmsg ("missing rx interface name or rx_sw_if_index");
      return -99;
    }

  if (tx_sw_if_index_set == 0)
    {
      errmsg ("missing tx interface name or tx_sw_if_index");
      return -99;
    }

  M (L2_PATCH_ADD_DEL, l2_patch_add_del);

  mp->rx_sw_if_index = ntohl (rx_sw_if_index);
  mp->tx_sw_if_index = ntohl (tx_sw_if_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ioam_enable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_ioam_enable_t *mp;
  f64 timeout;
  u32 id = 0;
  int has_trace_option = 0;
  int has_pot_option = 0;
  int has_seqno_option = 0;
  int has_analyse_option = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "trace"))
        has_trace_option = 1;
      else if (unformat (input, "pot"))
        has_pot_option = 1;
      else if (unformat (input, "seqno"))
        has_seqno_option = 1;
      else if (unformat (input, "analyse"))
        has_analyse_option = 1;
      else
        break;
    }
  M (IOAM_ENABLE, ioam_enable);
  mp->id = htons (id);
  mp->seqno = has_seqno_option;
  mp->analyse = has_analyse_option;
  mp->pot_enable = has_pot_option;
  mp->trace_enable = has_trace_option;

  S;
  W;

  return (0);

}


static int
api_ioam_disable (vat_main_t * vam)
{
  vl_api_ioam_disable_t *mp;
  f64 timeout;

  M (IOAM_DISABLE, ioam_disable);
  S;
  W;
  return 0;
}

static int
api_sr_tunnel_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sr_tunnel_add_del_t *mp;
  f64 timeout;
  int is_del = 0;
  int pl_index;
  ip6_address_t src_address;
  int src_address_set = 0;
  ip6_address_t dst_address;
  u32 dst_mask_width;
  int dst_address_set = 0;
  u16 flags = 0;
  u32 rx_table_id = 0;
  u32 tx_table_id = 0;
  ip6_address_t *segments = 0;
  ip6_address_t *this_seg;
  ip6_address_t *tags = 0;
  ip6_address_t *this_tag;
  ip6_address_t next_address, tag;
  u8 *name = 0;
  u8 *policy_name = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_del = 1;
      else if (unformat (i, "name %s", &name))
        ;
      else if (unformat (i, "policy %s", &policy_name))
        ;
      else if (unformat (i, "rx_fib_id %d", &rx_table_id))
        ;
      else if (unformat (i, "tx_fib_id %d", &tx_table_id))
        ;
      else if (unformat (i, "src %U", unformat_ip6_address, &src_address))
        src_address_set = 1;
      else if (unformat (i, "dst %U/%d",
                         unformat_ip6_address, &dst_address, &dst_mask_width))
        dst_address_set = 1;
      else if (unformat (i, "next %U", unformat_ip6_address, &next_address))
        {
          vec_add2 (segments, this_seg, 1);
          clib_memcpy (this_seg->as_u8, next_address.as_u8,
                       sizeof (*this_seg));
        }
      else if (unformat (i, "tag %U", unformat_ip6_address, &tag))
        {
          vec_add2 (tags, this_tag, 1);
          clib_memcpy (this_tag->as_u8, tag.as_u8, sizeof (*this_tag));
        }
      else if (unformat (i, "clean"))
        flags |= IP6_SR_HEADER_FLAG_CLEANUP;
      else if (unformat (i, "protected"))
        flags |= IP6_SR_HEADER_FLAG_PROTECTED;
      else if (unformat (i, "InPE %d", &pl_index))
        {
          if (pl_index <= 0 || pl_index > 4)
            {
            pl_index_range_error:
              errmsg ("pl index %d out of range", pl_index);
              return -99;
            }
          flags |=
            IP6_SR_HEADER_FLAG_PL_ELT_INGRESS_PE << (3 * (pl_index - 1));
        }
      else if (unformat (i, "EgPE %d", &pl_index))
        {
          if (pl_index <= 0 || pl_index > 4)
            goto pl_index_range_error;
          flags |=
            IP6_SR_HEADER_FLAG_PL_ELT_EGRESS_PE << (3 * (pl_index - 1));
        }
      else if (unformat (i, "OrgSrc %d", &pl_index))
        {
          if (pl_index <= 0 || pl_index > 4)
            goto pl_index_range_error;
          flags |=
            IP6_SR_HEADER_FLAG_PL_ELT_ORIG_SRC_ADDR << (3 * (pl_index - 1));
        }
      else
        break;
    }

  if (!src_address_set)
    {
      errmsg ("src address required");
      return -99;
    }

  if (!dst_address_set)
    {
      errmsg ("dst address required");
      return -99;
    }

  if (!segments)
    {
      errmsg ("at least one sr segment required");
      return -99;
    }

  M2 (SR_TUNNEL_ADD_DEL, sr_tunnel_add_del,
      vec_len (segments) * sizeof (ip6_address_t)
      + vec_len (tags) * sizeof (ip6_address_t));

  clib_memcpy (mp->src_address, &src_address, sizeof (mp->src_address));
  clib_memcpy (mp->dst_address, &dst_address, sizeof (mp->dst_address));
  mp->dst_mask_width = dst_mask_width;
  mp->flags_net_byte_order = clib_host_to_net_u16 (flags);
  mp->n_segments = vec_len (segments);
  mp->n_tags = vec_len (tags);
  mp->is_add = is_del == 0;
  clib_memcpy (mp->segs_and_tags, segments,
               vec_len (segments) * sizeof (ip6_address_t));
  clib_memcpy (mp->segs_and_tags +
               vec_len (segments) * sizeof (ip6_address_t), tags,
               vec_len (tags) * sizeof (ip6_address_t));

  mp->outer_vrf_id = ntohl (rx_table_id);
  mp->inner_vrf_id = ntohl (tx_table_id);
  memcpy (mp->name, name, vec_len (name));
  memcpy (mp->policy_name, policy_name, vec_len (policy_name));

  vec_free (segments);
  vec_free (tags);

  S;
  W;
  /* NOTREACHED */
}

static int
api_sr_policy_add_del (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_sr_policy_add_del_t *mp;
  f64 timeout;
  int is_del = 0;
  u8 *name = 0;
  u8 *tunnel_name = 0;
  u8 **tunnel_names = 0;

  int name_set = 0;
  int tunnel_set = 0;
  int j = 0;
  int tunnel_names_length = 1;  // Init to 1 to offset the #tunnel_names counter byte
  int tun_name_len = 0;         // Different naming convention used as confusing these would be "bad" (TM)

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        is_del = 1;
      else if (unformat (input, "name %s", &name))
        name_set = 1;
      else if (unformat (input, "tunnel %s", &tunnel_name))
        {
          if (tunnel_name)
            {
              vec_add1 (tunnel_names, tunnel_name);
              /* For serializer:
                 - length = #bytes to store in serial vector
                 - +1 = byte to store that length
               */
              tunnel_names_length += (vec_len (tunnel_name) + 1);
              tunnel_set = 1;
              tunnel_name = 0;
            }
        }
      else
        break;
    }

  if (!name_set)
    {
      errmsg ("policy name required");
      return -99;
    }

  if ((!tunnel_set) && (!is_del))
    {
      errmsg ("tunnel name required");
      return -99;
    }

  M2 (SR_POLICY_ADD_DEL, sr_policy_add_del, tunnel_names_length);



  mp->is_add = !is_del;

  memcpy (mp->name, name, vec_len (name));
  // Since mp->tunnel_names is of type u8[0] and not a u8 *, u8 ** needs to be serialized
  u8 *serial_orig = 0;
  vec_validate (serial_orig, tunnel_names_length);
  *serial_orig = vec_len (tunnel_names);        // Store the number of tunnels as length in first byte of serialized vector
  serial_orig += 1;             // Move along one byte to store the length of first tunnel_name

  for (j = 0; j < vec_len (tunnel_names); j++)
    {
      tun_name_len = vec_len (tunnel_names[j]);
      *serial_orig = tun_name_len;      // Store length of tunnel name in first byte of Length/Value pair
      serial_orig += 1;         // Move along one byte to store the actual tunnel name
      memcpy (serial_orig, tunnel_names[j], tun_name_len);
      serial_orig += tun_name_len;      // Advance past the copy
    }
  memcpy (mp->tunnel_names, serial_orig - tunnel_names_length, tunnel_names_length);    // Regress serial_orig to head then copy fwd

  vec_free (tunnel_names);
  vec_free (tunnel_name);

  S;
  W;
  /* NOTREACHED */
}

static int
api_sr_multicast_map_add_del (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_sr_multicast_map_add_del_t *mp;
  f64 timeout;
  int is_del = 0;
  ip6_address_t multicast_address;
  u8 *policy_name = 0;
  int multicast_address_set = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        is_del = 1;
      else
        if (unformat
            (input, "address %U", unformat_ip6_address, &multicast_address))
        multicast_address_set = 1;
      else if (unformat (input, "sr-policy %s", &policy_name))
        ;
      else
        break;
    }

  if (!is_del && !policy_name)
    {
      errmsg ("sr-policy name required");
      return -99;
    }


  if (!multicast_address_set)
    {
      errmsg ("address required");
      return -99;
    }

  M (SR_MULTICAST_MAP_ADD_DEL, sr_multicast_map_add_del);

  mp->is_add = !is_del;
  memcpy (mp->policy_name, policy_name, vec_len (policy_name));
  clib_memcpy (mp->multicast_address, &multicast_address,
               sizeof (mp->multicast_address));


  vec_free (policy_name);

  S;
  W;
  /* NOTREACHED */
}


#define foreach_tcp_proto_field                 \
_(src_port)                                     \
_(dst_port)

#define foreach_udp_proto_field                 \
_(src_port)                                     \
_(dst_port)

#define foreach_ip4_proto_field                 \
_(src_address)                                  \
_(dst_address)                                  \
_(tos)                                          \
_(length)                                       \
_(fragment_id)                                  \
_(ttl)                                          \
_(protocol)                                     \
_(checksum)

uword
unformat_tcp_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u8 *mask = 0;
  u8 found_something = 0;
  tcp_header_t *tcp;

#define _(a) u8 a=0;
  foreach_tcp_proto_field;
#undef _

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (0);
#define _(a) else if (unformat (input, #a)) a=1;
      foreach_tcp_proto_field
#undef _
        else
        break;
    }

#define _(a) found_something += a;
  foreach_tcp_proto_field;
#undef _

  if (found_something == 0)
    return 0;

  vec_validate (mask, sizeof (*tcp) - 1);

  tcp = (tcp_header_t *) mask;

#define _(a) if (a) memset (&tcp->a, 0xff, sizeof (tcp->a));
  foreach_tcp_proto_field;
#undef _

  *maskp = mask;
  return 1;
}

uword
unformat_udp_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u8 *mask = 0;
  u8 found_something = 0;
  udp_header_t *udp;

#define _(a) u8 a=0;
  foreach_udp_proto_field;
#undef _

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (0);
#define _(a) else if (unformat (input, #a)) a=1;
      foreach_udp_proto_field
#undef _
        else
        break;
    }

#define _(a) found_something += a;
  foreach_udp_proto_field;
#undef _

  if (found_something == 0)
    return 0;

  vec_validate (mask, sizeof (*udp) - 1);

  udp = (udp_header_t *) mask;

#define _(a) if (a) memset (&udp->a, 0xff, sizeof (udp->a));
  foreach_udp_proto_field;
#undef _

  *maskp = mask;
  return 1;
}

typedef struct
{
  u16 src_port, dst_port;
} tcpudp_header_t;

uword
unformat_l4_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u16 src_port = 0, dst_port = 0;
  tcpudp_header_t *tcpudp;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "tcp %U", unformat_tcp_mask, maskp))
        return 1;
      else if (unformat (input, "udp %U", unformat_udp_mask, maskp))
        return 1;
      else if (unformat (input, "src_port"))
        src_port = 0xFFFF;
      else if (unformat (input, "dst_port"))
        dst_port = 0xFFFF;
      else
        return 0;
    }

  if (!src_port && !dst_port)
    return 0;

  u8 *mask = 0;
  vec_validate (mask, sizeof (tcpudp_header_t) - 1);

  tcpudp = (tcpudp_header_t *) mask;
  tcpudp->src_port = src_port;
  tcpudp->dst_port = dst_port;

  *maskp = mask;

  return 1;
}

uword
unformat_ip4_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u8 *mask = 0;
  u8 found_something = 0;
  ip4_header_t *ip;

#define _(a) u8 a=0;
  foreach_ip4_proto_field;
#undef _
  u8 version = 0;
  u8 hdr_length = 0;


  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "version"))
        version = 1;
      else if (unformat (input, "hdr_length"))
        hdr_length = 1;
      else if (unformat (input, "src"))
        src_address = 1;
      else if (unformat (input, "dst"))
        dst_address = 1;
      else if (unformat (input, "proto"))
        protocol = 1;

#define _(a) else if (unformat (input, #a)) a=1;
      foreach_ip4_proto_field
#undef _
        else
        break;
    }

#define _(a) found_something += a;
  foreach_ip4_proto_field;
#undef _

  if (found_something == 0)
    return 0;

  vec_validate (mask, sizeof (*ip) - 1);

  ip = (ip4_header_t *) mask;

#define _(a) if (a) memset (&ip->a, 0xff, sizeof (ip->a));
  foreach_ip4_proto_field;
#undef _

  ip->ip_version_and_header_length = 0;

  if (version)
    ip->ip_version_and_header_length |= 0xF0;

  if (hdr_length)
    ip->ip_version_and_header_length |= 0x0F;

  *maskp = mask;
  return 1;
}

#define foreach_ip6_proto_field                 \
_(src_address)                                  \
_(dst_address)                                  \
_(payload_length)                               \
_(hop_limit)                                    \
_(protocol)

uword
unformat_ip6_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u8 *mask = 0;
  u8 found_something = 0;
  ip6_header_t *ip;
  u32 ip_version_traffic_class_and_flow_label;

#define _(a) u8 a=0;
  foreach_ip6_proto_field;
#undef _
  u8 version = 0;
  u8 traffic_class = 0;
  u8 flow_label = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "version"))
        version = 1;
      else if (unformat (input, "traffic-class"))
        traffic_class = 1;
      else if (unformat (input, "flow-label"))
        flow_label = 1;
      else if (unformat (input, "src"))
        src_address = 1;
      else if (unformat (input, "dst"))
        dst_address = 1;
      else if (unformat (input, "proto"))
        protocol = 1;

#define _(a) else if (unformat (input, #a)) a=1;
      foreach_ip6_proto_field
#undef _
        else
        break;
    }

#define _(a) found_something += a;
  foreach_ip6_proto_field;
#undef _

  if (found_something == 0)
    return 0;

  vec_validate (mask, sizeof (*ip) - 1);

  ip = (ip6_header_t *) mask;

#define _(a) if (a) memset (&ip->a, 0xff, sizeof (ip->a));
  foreach_ip6_proto_field;
#undef _

  ip_version_traffic_class_and_flow_label = 0;

  if (version)
    ip_version_traffic_class_and_flow_label |= 0xF0000000;

  if (traffic_class)
    ip_version_traffic_class_and_flow_label |= 0x0FF00000;

  if (flow_label)
    ip_version_traffic_class_and_flow_label |= 0x000FFFFF;

  ip->ip_version_traffic_class_and_flow_label =
    clib_host_to_net_u32 (ip_version_traffic_class_and_flow_label);

  *maskp = mask;
  return 1;
}

uword
unformat_l3_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "ip4 %U", unformat_ip4_mask, maskp))
        return 1;
      else if (unformat (input, "ip6 %U", unformat_ip6_mask, maskp))
        return 1;
      else
        break;
    }
  return 0;
}

uword
unformat_l2_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u8 *mask = 0;
  u8 src = 0;
  u8 dst = 0;
  u8 proto = 0;
  u8 tag1 = 0;
  u8 tag2 = 0;
  u8 ignore_tag1 = 0;
  u8 ignore_tag2 = 0;
  u8 cos1 = 0;
  u8 cos2 = 0;
  u8 dot1q = 0;
  u8 dot1ad = 0;
  int len = 14;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "src"))
        src = 1;
      else if (unformat (input, "dst"))
        dst = 1;
      else if (unformat (input, "proto"))
        proto = 1;
      else if (unformat (input, "tag1"))
        tag1 = 1;
      else if (unformat (input, "tag2"))
        tag2 = 1;
      else if (unformat (input, "ignore-tag1"))
        ignore_tag1 = 1;
      else if (unformat (input, "ignore-tag2"))
        ignore_tag2 = 1;
      else if (unformat (input, "cos1"))
        cos1 = 1;
      else if (unformat (input, "cos2"))
        cos2 = 1;
      else if (unformat (input, "dot1q"))
        dot1q = 1;
      else if (unformat (input, "dot1ad"))
        dot1ad = 1;
      else
        break;
    }
  if ((src + dst + proto + tag1 + tag2 + dot1q + dot1ad +
       ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
    return 0;

  if (tag1 || ignore_tag1 || cos1 || dot1q)
    len = 18;
  if (tag2 || ignore_tag2 || cos2 || dot1ad)
    len = 22;

  vec_validate (mask, len - 1);

  if (dst)
    memset (mask, 0xff, 6);

  if (src)
    memset (mask + 6, 0xff, 6);

  if (tag2 || dot1ad)
    {
      /* inner vlan tag */
      if (tag2)
        {
          mask[19] = 0xff;
          mask[18] = 0x0f;
        }
      if (cos2)
        mask[18] |= 0xe0;
      if (proto)
        mask[21] = mask[20] = 0xff;
      if (tag1)
        {
          mask[15] = 0xff;
          mask[14] = 0x0f;
        }
      if (cos1)
        mask[14] |= 0xe0;
      *maskp = mask;
      return 1;
    }
  if (tag1 | dot1q)
    {
      if (tag1)
        {
          mask[15] = 0xff;
          mask[14] = 0x0f;
        }
      if (cos1)
        mask[14] |= 0xe0;
      if (proto)
        mask[16] = mask[17] = 0xff;

      *maskp = mask;
      return 1;
    }
  if (cos2)
    mask[18] |= 0xe0;
  if (cos1)
    mask[14] |= 0xe0;
  if (proto)
    mask[12] = mask[13] = 0xff;

  *maskp = mask;
  return 1;
}

uword
unformat_classify_mask (unformat_input_t * input, va_list * args)
{
  u8 **maskp = va_arg (*args, u8 **);
  u32 *skipp = va_arg (*args, u32 *);
  u32 *matchp = va_arg (*args, u32 *);
  u32 match;
  u8 *mask = 0;
  u8 *l2 = 0;
  u8 *l3 = 0;
  u8 *l4 = 0;
  int i;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "hex %U", unformat_hex_string, &mask))
        ;
      else if (unformat (input, "l2 %U", unformat_l2_mask, &l2))
        ;
      else if (unformat (input, "l3 %U", unformat_l3_mask, &l3))
        ;
      else if (unformat (input, "l4 %U", unformat_l4_mask, &l4))
        ;
      else
        break;
    }

  if (l4 && !l3)
    {
      vec_free (mask);
      vec_free (l2);
      vec_free (l4);
      return 0;
    }

  if (mask || l2 || l3 || l4)
    {
      if (l2 || l3 || l4)
        {
          /* "With a free Ethernet header in every package" */
          if (l2 == 0)
            vec_validate (l2, 13);
          mask = l2;
          if (vec_len (l3))
            {
              vec_append (mask, l3);
              vec_free (l3);
            }
          if (vec_len (l4))
            {
              vec_append (mask, l4);
              vec_free (l4);
            }
        }

      /* Scan forward looking for the first significant mask octet */
      for (i = 0; i < vec_len (mask); i++)
        if (mask[i])
          break;

      /* compute (skip, match) params */
      *skipp = i / sizeof (u32x4);
      vec_delete (mask, *skipp * sizeof (u32x4), 0);

      /* Pad mask to an even multiple of the vector size */
      while (vec_len (mask) % sizeof (u32x4))
        vec_add1 (mask, 0);

      match = vec_len (mask) / sizeof (u32x4);

      for (i = match * sizeof (u32x4); i > 0; i -= sizeof (u32x4))
        {
          u64 *tmp = (u64 *) (mask + (i - sizeof (u32x4)));
          if (*tmp || *(tmp + 1))
            break;
          match--;
        }
      if (match == 0)
        clib_warning ("BUG: match 0");

      _vec_len (mask) = match * sizeof (u32x4);

      *matchp = match;
      *maskp = mask;

      return 1;
    }

  return 0;
}

#define foreach_l2_next                         \
_(drop, DROP)                                   \
_(ethernet, ETHERNET_INPUT)                     \
_(ip4, IP4_INPUT)                               \
_(ip6, IP6_INPUT)

uword
unformat_l2_next_index (unformat_input_t * input, va_list * args)
{
  u32 *miss_next_indexp = va_arg (*args, u32 *);
  u32 next_index = 0;
  u32 tmp;

#define _(n,N) \
  if (unformat (input, #n)) { next_index = L2_INPUT_CLASSIFY_NEXT_##N; goto out;}
  foreach_l2_next;
#undef _

  if (unformat (input, "%d", &tmp))
    {
      next_index = tmp;
      goto out;
    }

  return 0;

out:
  *miss_next_indexp = next_index;
  return 1;
}

#define foreach_ip_next                         \
_(drop, DROP)                                   \
_(local, LOCAL)                                 \
_(rewrite, REWRITE)

uword
unformat_ip_next_index (unformat_input_t * input, va_list * args)
{
  u32 *miss_next_indexp = va_arg (*args, u32 *);
  u32 next_index = 0;
  u32 tmp;

#define _(n,N) \
  if (unformat (input, #n)) { next_index = IP_LOOKUP_NEXT_##N; goto out;}
  foreach_ip_next;
#undef _

  if (unformat (input, "%d", &tmp))
    {
      next_index = tmp;
      goto out;
    }

  return 0;

out:
  *miss_next_indexp = next_index;
  return 1;
}

#define foreach_acl_next                        \
_(deny, DENY)

uword
unformat_acl_next_index (unformat_input_t * input, va_list * args)
{
  u32 *miss_next_indexp = va_arg (*args, u32 *);
  u32 next_index = 0;
  u32 tmp;

#define _(n,N) \
  if (unformat (input, #n)) { next_index = ACL_NEXT_INDEX_##N; goto out;}
  foreach_acl_next;
#undef _

  if (unformat (input, "permit"))
    {
      next_index = ~0;
      goto out;
    }
  else if (unformat (input, "%d", &tmp))
    {
      next_index = tmp;
      goto out;
    }

  return 0;

out:
  *miss_next_indexp = next_index;
  return 1;
}

uword
unformat_policer_precolor (unformat_input_t * input, va_list * args)
{
  u32 *r = va_arg (*args, u32 *);

  if (unformat (input, "conform-color"))
    *r = POLICE_CONFORM;
  else if (unformat (input, "exceed-color"))
    *r = POLICE_EXCEED;
  else
    return 0;

  return 1;
}

static int
api_classify_add_del_table (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_classify_add_del_table_t *mp;

  u32 nbuckets = 2;
  u32 skip = ~0;
  u32 match = ~0;
  int is_add = 1;
  int del_chain = 0;
  u32 table_index = ~0;
  u32 next_table_index = ~0;
  u32 miss_next_index = ~0;
  u32 memory_size = 32 << 20;
  u8 *mask = 0;
  f64 timeout;
  u32 current_data_flag = 0;
  int current_data_offset = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "del-chain"))
        {
          is_add = 0;
          del_chain = 1;
        }
      else if (unformat (i, "buckets %d", &nbuckets))
        ;
      else if (unformat (i, "memory_size %d", &memory_size))
        ;
      else if (unformat (i, "skip %d", &skip))
        ;
      else if (unformat (i, "match %d", &match))
        ;
      else if (unformat (i, "table %d", &table_index))
        ;
      else if (unformat (i, "mask %U", unformat_classify_mask,
                         &mask, &skip, &match))
        ;
      else if (unformat (i, "next-table %d", &next_table_index))
        ;
      else if (unformat (i, "miss-next %U", unformat_ip_next_index,
                         &miss_next_index))
        ;
      else if (unformat (i, "l2-miss-next %U", unformat_l2_next_index,
                         &miss_next_index))
        ;
      else if (unformat (i, "acl-miss-next %U", unformat_acl_next_index,
                         &miss_next_index))
        ;
      else if (unformat (i, "current-data-flag %d", &current_data_flag))
        ;
      else if (unformat (i, "current-data-offset %d", &current_data_offset))
        ;
      else
        break;
    }

  if (is_add && mask == 0)
    {
      errmsg ("Mask required");
      return -99;
    }

  if (is_add && skip == ~0)
    {
      errmsg ("skip count required");
      return -99;
    }

  if (is_add && match == ~0)
    {
      errmsg ("match count required");
      return -99;
    }

  if (!is_add && table_index == ~0)
    {
      errmsg ("table index required for delete");
      return -99;
    }

  M2 (CLASSIFY_ADD_DEL_TABLE, classify_add_del_table, vec_len (mask));

  mp->is_add = is_add;
  mp->del_chain = del_chain;
  mp->table_index = ntohl (table_index);
  mp->nbuckets = ntohl (nbuckets);
  mp->memory_size = ntohl (memory_size);
  mp->skip_n_vectors = ntohl (skip);
  mp->match_n_vectors = ntohl (match);
  mp->next_table_index = ntohl (next_table_index);
  mp->miss_next_index = ntohl (miss_next_index);
  mp->current_data_flag = ntohl (current_data_flag);
  mp->current_data_offset = ntohl (current_data_offset);
  clib_memcpy (mp->mask, mask, vec_len (mask));

  vec_free (mask);

  S;
  W;
  /* NOTREACHED */
}

uword
unformat_l4_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);

  u8 *proto_header = 0;
  int src_port = 0;
  int dst_port = 0;

  tcpudp_header_t h;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "src_port %d", &src_port))
        ;
      else if (unformat (input, "dst_port %d", &dst_port))
        ;
      else
        return 0;
    }

  h.src_port = clib_host_to_net_u16 (src_port);
  h.dst_port = clib_host_to_net_u16 (dst_port);
  vec_validate (proto_header, sizeof (h) - 1);
  memcpy (proto_header, &h, sizeof (h));

  *matchp = proto_header;

  return 1;
}

uword
unformat_ip4_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);
  u8 *match = 0;
  ip4_header_t *ip;
  int version = 0;
  u32 version_val;
  int hdr_length = 0;
  u32 hdr_length_val;
  int src = 0, dst = 0;
  ip4_address_t src_val, dst_val;
  int proto = 0;
  u32 proto_val;
  int tos = 0;
  u32 tos_val;
  int length = 0;
  u32 length_val;
  int fragment_id = 0;
  u32 fragment_id_val;
  int ttl = 0;
  int ttl_val;
  int checksum = 0;
  u32 checksum_val;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "version %d", &version_val))
        version = 1;
      else if (unformat (input, "hdr_length %d", &hdr_length_val))
        hdr_length = 1;
      else if (unformat (input, "src %U", unformat_ip4_address, &src_val))
        src = 1;
      else if (unformat (input, "dst %U", unformat_ip4_address, &dst_val))
        dst = 1;
      else if (unformat (input, "proto %d", &proto_val))
        proto = 1;
      else if (unformat (input, "tos %d", &tos_val))
        tos = 1;
      else if (unformat (input, "length %d", &length_val))
        length = 1;
      else if (unformat (input, "fragment_id %d", &fragment_id_val))
        fragment_id = 1;
      else if (unformat (input, "ttl %d", &ttl_val))
        ttl = 1;
      else if (unformat (input, "checksum %d", &checksum_val))
        checksum = 1;
      else
        break;
    }

  if (version + hdr_length + src + dst + proto + tos + length + fragment_id
      + ttl + checksum == 0)
    return 0;

  /*
   * Aligned because we use the real comparison functions
   */
  vec_validate_aligned (match, sizeof (*ip) - 1, sizeof (u32x4));

  ip = (ip4_header_t *) match;

  /* These are realistically matched in practice */
  if (src)
    ip->src_address.as_u32 = src_val.as_u32;

  if (dst)
    ip->dst_address.as_u32 = dst_val.as_u32;

  if (proto)
    ip->protocol = proto_val;


  /* These are not, but they're included for completeness */
  if (version)
    ip->ip_version_and_header_length |= (version_val & 0xF) << 4;

  if (hdr_length)
    ip->ip_version_and_header_length |= (hdr_length_val & 0xF);

  if (tos)
    ip->tos = tos_val;

  if (length)
    ip->length = clib_host_to_net_u16 (length_val);

  if (ttl)
    ip->ttl = ttl_val;

  if (checksum)
    ip->checksum = clib_host_to_net_u16 (checksum_val);

  *matchp = match;
  return 1;
}

uword
unformat_ip6_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);
  u8 *match = 0;
  ip6_header_t *ip;
  int version = 0;
  u32 version_val;
  u8 traffic_class = 0;
  u32 traffic_class_val = 0;
  u8 flow_label = 0;
  u8 flow_label_val;
  int src = 0, dst = 0;
  ip6_address_t src_val, dst_val;
  int proto = 0;
  u32 proto_val;
  int payload_length = 0;
  u32 payload_length_val;
  int hop_limit = 0;
  int hop_limit_val;
  u32 ip_version_traffic_class_and_flow_label;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "version %d", &version_val))
        version = 1;
      else if (unformat (input, "traffic_class %d", &traffic_class_val))
        traffic_class = 1;
      else if (unformat (input, "flow_label %d", &flow_label_val))
        flow_label = 1;
      else if (unformat (input, "src %U", unformat_ip6_address, &src_val))
        src = 1;
      else if (unformat (input, "dst %U", unformat_ip6_address, &dst_val))
        dst = 1;
      else if (unformat (input, "proto %d", &proto_val))
        proto = 1;
      else if (unformat (input, "payload_length %d", &payload_length_val))
        payload_length = 1;
      else if (unformat (input, "hop_limit %d", &hop_limit_val))
        hop_limit = 1;
      else
        break;
    }

  if (version + traffic_class + flow_label + src + dst + proto +
      payload_length + hop_limit == 0)
    return 0;

  /*
   * Aligned because we use the real comparison functions
   */
  vec_validate_aligned (match, sizeof (*ip) - 1, sizeof (u32x4));

  ip = (ip6_header_t *) match;

  if (src)
    clib_memcpy (&ip->src_address, &src_val, sizeof (ip->src_address));

  if (dst)
    clib_memcpy (&ip->dst_address, &dst_val, sizeof (ip->dst_address));

  if (proto)
    ip->protocol = proto_val;

  ip_version_traffic_class_and_flow_label = 0;

  if (version)
    ip_version_traffic_class_and_flow_label |= (version_val & 0xF) << 28;

  if (traffic_class)
    ip_version_traffic_class_and_flow_label |=
      (traffic_class_val & 0xFF) << 20;

  if (flow_label)
    ip_version_traffic_class_and_flow_label |= (flow_label_val & 0xFFFFF);

  ip->ip_version_traffic_class_and_flow_label =
    clib_host_to_net_u32 (ip_version_traffic_class_and_flow_label);

  if (payload_length)
    ip->payload_length = clib_host_to_net_u16 (payload_length_val);

  if (hop_limit)
    ip->hop_limit = hop_limit_val;

  *matchp = match;
  return 1;
}

uword
unformat_l3_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "ip4 %U", unformat_ip4_match, matchp))
        return 1;
      else if (unformat (input, "ip6 %U", unformat_ip6_match, matchp))
        return 1;
      else
        break;
    }
  return 0;
}

uword
unformat_vlan_tag (unformat_input_t * input, va_list * args)
{
  u8 *tagp = va_arg (*args, u8 *);
  u32 tag;

  if (unformat (input, "%d", &tag))
    {
      tagp[0] = (tag >> 8) & 0x0F;
      tagp[1] = tag & 0xFF;
      return 1;
    }

  return 0;
}

uword
unformat_l2_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);
  u8 *match = 0;
  u8 src = 0;
  u8 src_val[6];
  u8 dst = 0;
  u8 dst_val[6];
  u8 proto = 0;
  u16 proto_val;
  u8 tag1 = 0;
  u8 tag1_val[2];
  u8 tag2 = 0;
  u8 tag2_val[2];
  int len = 14;
  u8 ignore_tag1 = 0;
  u8 ignore_tag2 = 0;
  u8 cos1 = 0;
  u8 cos2 = 0;
  u32 cos1_val = 0;
  u32 cos2_val = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "src %U", unformat_ethernet_address, &src_val))
        src = 1;
      else
        if (unformat (input, "dst %U", unformat_ethernet_address, &dst_val))
        dst = 1;
      else if (unformat (input, "proto %U",
                         unformat_ethernet_type_host_byte_order, &proto_val))
        proto = 1;
      else if (unformat (input, "tag1 %U", unformat_vlan_tag, tag1_val))
        tag1 = 1;
      else if (unformat (input, "tag2 %U", unformat_vlan_tag, tag2_val))
        tag2 = 1;
      else if (unformat (input, "ignore-tag1"))
        ignore_tag1 = 1;
      else if (unformat (input, "ignore-tag2"))
        ignore_tag2 = 1;
      else if (unformat (input, "cos1 %d", &cos1_val))
        cos1 = 1;
      else if (unformat (input, "cos2 %d", &cos2_val))
        cos2 = 1;
      else
        break;
    }
  if ((src + dst + proto + tag1 + tag2 +
       ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
    return 0;

  if (tag1 || ignore_tag1 || cos1)
    len = 18;
  if (tag2 || ignore_tag2 || cos2)
    len = 22;

  vec_validate_aligned (match, len - 1, sizeof (u32x4));

  if (dst)
    clib_memcpy (match, dst_val, 6);

  if (src)
    clib_memcpy (match + 6, src_val, 6);

  if (tag2)
    {
      /* inner vlan tag */
      match[19] = tag2_val[1];
      match[18] = tag2_val[0];
      if (cos2)
        match[18] |= (cos2_val & 0x7) << 5;
      if (proto)
        {
          match[21] = proto_val & 0xff;
          match[20] = proto_val >> 8;
        }
      if (tag1)
        {
          match[15] = tag1_val[1];
          match[14] = tag1_val[0];
        }
      if (cos1)
        match[14] |= (cos1_val & 0x7) << 5;
      *matchp = match;
      return 1;
    }
  if (tag1)
    {
      match[15] = tag1_val[1];
      match[14] = tag1_val[0];
      if (proto)
        {
          match[17] = proto_val & 0xff;
          match[16] = proto_val >> 8;
        }
      if (cos1)
        match[14] |= (cos1_val & 0x7) << 5;

      *matchp = match;
      return 1;
    }
  if (cos2)
    match[18] |= (cos2_val & 0x7) << 5;
  if (cos1)
    match[14] |= (cos1_val & 0x7) << 5;
  if (proto)
    {
      match[13] = proto_val & 0xff;
      match[12] = proto_val >> 8;
    }

  *matchp = match;
  return 1;
}


uword
unformat_classify_match (unformat_input_t * input, va_list * args)
{
  u8 **matchp = va_arg (*args, u8 **);
  u32 skip_n_vectors = va_arg (*args, u32);
  u32 match_n_vectors = va_arg (*args, u32);

  u8 *match = 0;
  u8 *l2 = 0;
  u8 *l3 = 0;
  u8 *l4 = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "hex %U", unformat_hex_string, &match))
        ;
      else if (unformat (input, "l2 %U", unformat_l2_match, &l2))
        ;
      else if (unformat (input, "l3 %U", unformat_l3_match, &l3))
        ;
      else if (unformat (input, "l4 %U", unformat_l4_match, &l4))
        ;
      else
        break;
    }

  if (l4 && !l3)
    {
      vec_free (match);
      vec_free (l2);
      vec_free (l4);
      return 0;
    }

  if (match || l2 || l3 || l4)
    {
      if (l2 || l3 || l4)
        {
          /* "Win a free Ethernet header in every packet" */
          if (l2 == 0)
            vec_validate_aligned (l2, 13, sizeof (u32x4));
          match = l2;
          if (vec_len (l3))
            {
              vec_append_aligned (match, l3, sizeof (u32x4));
              vec_free (l3);
            }
          if (vec_len (l4))
            {
              vec_append_aligned (match, l4, sizeof (u32x4));
              vec_free (l4);
            }
        }

      /* Make sure the vector is big enough even if key is all 0's */
      vec_validate_aligned
        (match, ((match_n_vectors + skip_n_vectors) * sizeof (u32x4)) - 1,
         sizeof (u32x4));

      /* Set size, include skipped vectors */
      _vec_len (match) = (match_n_vectors + skip_n_vectors) * sizeof (u32x4);

      *matchp = match;

      return 1;
    }

  return 0;
}

static int
api_classify_add_del_session (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_classify_add_del_session_t *mp;
  int is_add = 1;
  u32 table_index = ~0;
  u32 hit_next_index = ~0;
  u32 opaque_index = ~0;
  u8 *match = 0;
  i32 advance = 0;
  f64 timeout;
  u32 skip_n_vectors = 0;
  u32 match_n_vectors = 0;
  u32 action = 0;
  u32 metadata = 0;

  /*
   * Warning: you have to supply skip_n and match_n
   * because the API client cant simply look at the classify
   * table object.
   */

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "hit-next %U", unformat_ip_next_index,
                         &hit_next_index))
        ;
      else if (unformat (i, "l2-hit-next %U", unformat_l2_next_index,
                         &hit_next_index))
        ;
      else if (unformat (i, "acl-hit-next %U", unformat_acl_next_index,
                         &hit_next_index))
        ;
      else if (unformat (i, "policer-hit-next %d", &hit_next_index))
        ;
      else if (unformat (i, "%U", unformat_policer_precolor, &opaque_index))
        ;
      else if (unformat (i, "opaque-index %d", &opaque_index))
        ;
      else if (unformat (i, "skip_n %d", &skip_n_vectors))
        ;
      else if (unformat (i, "match_n %d", &match_n_vectors))
        ;
      else if (unformat (i, "match %U", unformat_classify_match,
                         &match, skip_n_vectors, match_n_vectors))
        ;
      else if (unformat (i, "advance %d", &advance))
        ;
      else if (unformat (i, "table-index %d", &table_index))
        ;
      else if (unformat (i, "action set-ip4-fib-id %d", &metadata))
        action = 1;
      else if (unformat (i, "action set-ip6-fib-id %d", &metadata))
        action = 2;
      else if (unformat (i, "action %d", &action))
        ;
      else if (unformat (i, "metadata %d", &metadata))
        ;
      else
        break;
    }

  if (table_index == ~0)
    {
      errmsg ("Table index required");
      return -99;
    }

  if (is_add && match == 0)
    {
      errmsg ("Match value required");
      return -99;
    }

  M2 (CLASSIFY_ADD_DEL_SESSION, classify_add_del_session, vec_len (match));

  mp->is_add = is_add;
  mp->table_index = ntohl (table_index);
  mp->hit_next_index = ntohl (hit_next_index);
  mp->opaque_index = ntohl (opaque_index);
  mp->advance = ntohl (advance);
  mp->action = action;
  mp->metadata = ntohl (metadata);
  clib_memcpy (mp->match, match, vec_len (match));
  vec_free (match);

  S;
  W;
  /* NOTREACHED */
}

static int
api_classify_set_interface_ip_table (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_classify_set_interface_ip_table_t *mp;
  f64 timeout;
  u32 sw_if_index;
  int sw_if_index_set;
  u32 table_index = ~0;
  u8 is_ipv6 = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "table %d", &table_index))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }


  M (CLASSIFY_SET_INTERFACE_IP_TABLE, classify_set_interface_ip_table);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->table_index = ntohl (table_index);
  mp->is_ipv6 = is_ipv6;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_classify_set_interface_l2_tables (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_classify_set_interface_l2_tables_t *mp;
  f64 timeout;
  u32 sw_if_index;
  int sw_if_index_set;
  u32 ip4_table_index = ~0;
  u32 ip6_table_index = ~0;
  u32 other_table_index = ~0;
  u32 is_input = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "ip4-table %d", &ip4_table_index))
        ;
      else if (unformat (i, "ip6-table %d", &ip6_table_index))
        ;
      else if (unformat (i, "other-table %d", &other_table_index))
        ;
      else if (unformat (i, "is-input %d", &is_input))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }


  M (CLASSIFY_SET_INTERFACE_L2_TABLES, classify_set_interface_l2_tables);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->ip4_table_index = ntohl (ip4_table_index);
  mp->ip6_table_index = ntohl (ip6_table_index);
  mp->other_table_index = ntohl (other_table_index);
  mp->is_input = (u8) is_input;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_set_ipfix_exporter (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_set_ipfix_exporter_t *mp;
  ip4_address_t collector_address;
  u8 collector_address_set = 0;
  u32 collector_port = ~0;
  ip4_address_t src_address;
  u8 src_address_set = 0;
  u32 vrf_id = ~0;
  u32 path_mtu = ~0;
  u32 template_interval = ~0;
  u8 udp_checksum = 0;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "collector_address %U", unformat_ip4_address,
                    &collector_address))
        collector_address_set = 1;
      else if (unformat (i, "collector_port %d", &collector_port))
        ;
      else if (unformat (i, "src_address %U", unformat_ip4_address,
                         &src_address))
        src_address_set = 1;
      else if (unformat (i, "vrf_id %d", &vrf_id))
        ;
      else if (unformat (i, "path_mtu %d", &path_mtu))
        ;
      else if (unformat (i, "template_interval %d", &template_interval))
        ;
      else if (unformat (i, "udp_checksum"))
        udp_checksum = 1;
      else
        break;
    }

  if (collector_address_set == 0)
    {
      errmsg ("collector_address required");
      return -99;
    }

  if (src_address_set == 0)
    {
      errmsg ("src_address required");
      return -99;
    }

  M (SET_IPFIX_EXPORTER, set_ipfix_exporter);

  memcpy (mp->collector_address, collector_address.data,
          sizeof (collector_address.data));
  mp->collector_port = htons ((u16) collector_port);
  memcpy (mp->src_address, src_address.data, sizeof (src_address.data));
  mp->vrf_id = htonl (vrf_id);
  mp->path_mtu = htonl (path_mtu);
  mp->template_interval = htonl (template_interval);
  mp->udp_checksum = udp_checksum;

  S;
  W;
  /* NOTREACHED */
}

static int
api_set_ipfix_classify_stream (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_set_ipfix_classify_stream_t *mp;
  u32 domain_id = 0;
  u32 src_port = UDP_DST_PORT_ipfix;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "domain %d", &domain_id))
        ;
      else if (unformat (i, "src_port %d", &src_port))
        ;
      else
        {
          errmsg ("unknown input `%U'", format_unformat_error, i);
          return -99;
        }
    }

  M (SET_IPFIX_CLASSIFY_STREAM, set_ipfix_classify_stream);

  mp->domain_id = htonl (domain_id);
  mp->src_port = htons ((u16) src_port);

  S;
  W;
  /* NOTREACHED */
}

static int
api_ipfix_classify_table_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipfix_classify_table_add_del_t *mp;
  int is_add = -1;
  u32 classify_table_index = ~0;
  u8 ip_version = 0;
  u8 transport_protocol = 255;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "add"))
        is_add = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "table %d", &classify_table_index))
        ;
      else if (unformat (i, "ip4"))
        ip_version = 4;
      else if (unformat (i, "ip6"))
        ip_version = 6;
      else if (unformat (i, "tcp"))
        transport_protocol = 6;
      else if (unformat (i, "udp"))
        transport_protocol = 17;
      else
        {
          errmsg ("unknown input `%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (is_add == -1)
    {
      errmsg ("expecting: add|del");
      return -99;
    }
  if (classify_table_index == ~0)
    {
      errmsg ("classifier table not specified");
      return -99;
    }
  if (ip_version == 0)
    {
      errmsg ("IP version not specified");
      return -99;
    }

  M (IPFIX_CLASSIFY_TABLE_ADD_DEL, ipfix_classify_table_add_del);

  mp->is_add = is_add;
  mp->table_id = htonl (classify_table_index);
  mp->ip_version = ip_version;
  mp->transport_protocol = transport_protocol;

  S;
  W;
  /* NOTREACHED */
}

static int
api_get_node_index (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_get_node_index_t *mp;
  f64 timeout;
  u8 *name = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "node %s", &name))
        ;
      else
        break;
    }
  if (name == 0)
    {
      errmsg ("node name required");
      return -99;
    }
  if (vec_len (name) >= ARRAY_LEN (mp->node_name))
    {
      errmsg ("node name too long, max %d", ARRAY_LEN (mp->node_name));
      return -99;
    }

  M (GET_NODE_INDEX, get_node_index);
  clib_memcpy (mp->node_name, name, vec_len (name));
  vec_free (name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_get_next_index (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_get_next_index_t *mp;
  f64 timeout;
  u8 *node_name = 0, *next_node_name = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "node-name %s", &node_name))
        ;
      else if (unformat (i, "next-node-name %s", &next_node_name))
        break;
    }

  if (node_name == 0)
    {
      errmsg ("node name required");
      return -99;
    }
  if (vec_len (node_name) >= ARRAY_LEN (mp->node_name))
    {
      errmsg ("node name too long, max %d", ARRAY_LEN (mp->node_name));
      return -99;
    }

  if (next_node_name == 0)
    {
      errmsg ("next node name required");
      return -99;
    }
  if (vec_len (next_node_name) >= ARRAY_LEN (mp->next_name))
    {
      errmsg ("next node name too long, max %d", ARRAY_LEN (mp->next_name));
      return -99;
    }

  M (GET_NEXT_INDEX, get_next_index);
  clib_memcpy (mp->node_name, node_name, vec_len (node_name));
  clib_memcpy (mp->next_name, next_node_name, vec_len (next_node_name));
  vec_free (node_name);
  vec_free (next_node_name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_add_node_next (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_add_node_next_t *mp;
  f64 timeout;
  u8 *name = 0;
  u8 *next = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "node %s", &name))
        ;
      else if (unformat (i, "next %s", &next))
        ;
      else
        break;
    }
  if (name == 0)
    {
      errmsg ("node name required");
      return -99;
    }
  if (vec_len (name) >= ARRAY_LEN (mp->node_name))
    {
      errmsg ("node name too long, max %d", ARRAY_LEN (mp->node_name));
      return -99;
    }
  if (next == 0)
    {
      errmsg ("next node required");
      return -99;
    }
  if (vec_len (next) >= ARRAY_LEN (mp->next_name))
    {
      errmsg ("next name too long, max %d", ARRAY_LEN (mp->next_name));
      return -99;
    }

  M (ADD_NODE_NEXT, add_node_next);
  clib_memcpy (mp->node_name, name, vec_len (name));
  clib_memcpy (mp->next_name, next, vec_len (next));
  vec_free (name);
  vec_free (next);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2tpv3_create_tunnel (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  ip6_address_t client_address, our_address;
  int client_address_set = 0;
  int our_address_set = 0;
  u32 local_session_id = 0;
  u32 remote_session_id = 0;
  u64 local_cookie = 0;
  u64 remote_cookie = 0;
  u8 l2_sublayer_present = 0;
  vl_api_l2tpv3_create_tunnel_t *mp;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "client_address %U", unformat_ip6_address,
                    &client_address))
        client_address_set = 1;
      else if (unformat (i, "our_address %U", unformat_ip6_address,
                         &our_address))
        our_address_set = 1;
      else if (unformat (i, "local_session_id %d", &local_session_id))
        ;
      else if (unformat (i, "remote_session_id %d", &remote_session_id))
        ;
      else if (unformat (i, "local_cookie %lld", &local_cookie))
        ;
      else if (unformat (i, "remote_cookie %lld", &remote_cookie))
        ;
      else if (unformat (i, "l2-sublayer-present"))
        l2_sublayer_present = 1;
      else
        break;
    }

  if (client_address_set == 0)
    {
      errmsg ("client_address required");
      return -99;
    }

  if (our_address_set == 0)
    {
      errmsg ("our_address required");
      return -99;
    }

  M (L2TPV3_CREATE_TUNNEL, l2tpv3_create_tunnel);

  clib_memcpy (mp->client_address, client_address.as_u8,
               sizeof (mp->client_address));

  clib_memcpy (mp->our_address, our_address.as_u8, sizeof (mp->our_address));

  mp->local_session_id = ntohl (local_session_id);
  mp->remote_session_id = ntohl (remote_session_id);
  mp->local_cookie = clib_host_to_net_u64 (local_cookie);
  mp->remote_cookie = clib_host_to_net_u64 (remote_cookie);
  mp->l2_sublayer_present = l2_sublayer_present;
  mp->is_ipv6 = 1;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2tpv3_set_tunnel_cookies (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u64 new_local_cookie = 0;
  u64 new_remote_cookie = 0;
  vl_api_l2tpv3_set_tunnel_cookies_t *mp;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "new_local_cookie %lld", &new_local_cookie))
        ;
      else if (unformat (i, "new_remote_cookie %lld", &new_remote_cookie))
        ;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (L2TPV3_SET_TUNNEL_COOKIES, l2tpv3_set_tunnel_cookies);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->new_local_cookie = clib_host_to_net_u64 (new_local_cookie);
  mp->new_remote_cookie = clib_host_to_net_u64 (new_remote_cookie);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2tpv3_interface_enable_disable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2tpv3_interface_enable_disable_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 enable_disable = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        enable_disable = 1;
      else if (unformat (i, "disable"))
        enable_disable = 0;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (L2TPV3_INTERFACE_ENABLE_DISABLE, l2tpv3_interface_enable_disable);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable_disable = enable_disable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2tpv3_set_lookup_key (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2tpv3_set_lookup_key_t *mp;
  f64 timeout;
  u8 key = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "lookup_v6_src"))
        key = L2T_LOOKUP_SRC_ADDRESS;
      else if (unformat (i, "lookup_v6_dst"))
        key = L2T_LOOKUP_DST_ADDRESS;
      else if (unformat (i, "lookup_session_id"))
        key = L2T_LOOKUP_SESSION_ID;
      else
        break;
    }

  if (key == (u8) ~ 0)
    {
      errmsg ("l2tp session lookup key unset");
      return -99;
    }

  M (L2TPV3_SET_LOOKUP_KEY, l2tpv3_set_lookup_key);

  mp->key = key;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_sw_if_l2tpv3_tunnel_details_t_handler
  (vl_api_sw_if_l2tpv3_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "* %U (our) %U (client) (sw_if_index %d)",
         format_ip6_address, mp->our_address,
         format_ip6_address, mp->client_address,
         clib_net_to_host_u32 (mp->sw_if_index));

  print (vam->ofp,
         "   local cookies %016llx %016llx remote cookie %016llx",
         clib_net_to_host_u64 (mp->local_cookie[0]),
         clib_net_to_host_u64 (mp->local_cookie[1]),
         clib_net_to_host_u64 (mp->remote_cookie));

  print (vam->ofp, "   local session-id %d remote session-id %d",
         clib_net_to_host_u32 (mp->local_session_id),
         clib_net_to_host_u32 (mp->remote_session_id));

  print (vam->ofp, "   l2 specific sublayer %s\n",
         mp->l2_sublayer_present ? "preset" : "absent");

}

static void vl_api_sw_if_l2tpv3_tunnel_details_t_handler_json
  (vl_api_sw_if_l2tpv3_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in6_addr addr;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);

  clib_memcpy (&addr, mp->our_address, sizeof (addr));
  vat_json_object_add_ip6 (node, "our_address", addr);
  clib_memcpy (&addr, mp->client_address, sizeof (addr));
  vat_json_object_add_ip6 (node, "client_address", addr);

  vat_json_node_t *lc = vat_json_object_add (node, "local_cookie");
  vat_json_init_array (lc);
  vat_json_array_add_uint (lc, clib_net_to_host_u64 (mp->local_cookie[0]));
  vat_json_array_add_uint (lc, clib_net_to_host_u64 (mp->local_cookie[1]));
  vat_json_object_add_uint (node, "remote_cookie",
                            clib_net_to_host_u64 (mp->remote_cookie));

  printf ("local id: %u", clib_net_to_host_u32 (mp->local_session_id));
  vat_json_object_add_uint (node, "local_session_id",
                            clib_net_to_host_u32 (mp->local_session_id));
  vat_json_object_add_uint (node, "remote_session_id",
                            clib_net_to_host_u32 (mp->remote_session_id));
  vat_json_object_add_string_copy (node, "l2_sublayer",
                                   mp->l2_sublayer_present ? (u8 *) "present"
                                   : (u8 *) "absent");
}

static int
api_sw_if_l2tpv3_tunnel_dump (vat_main_t * vam)
{
  vl_api_sw_if_l2tpv3_tunnel_dump_t *mp;
  f64 timeout;

  /* Get list of l2tpv3-tunnel interfaces */
  M (SW_IF_L2TPV3_TUNNEL_DUMP, sw_if_l2tpv3_tunnel_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}


static void vl_api_sw_interface_tap_details_t_handler
  (vl_api_sw_interface_tap_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%-16s %d",
         mp->dev_name, clib_net_to_host_u32 (mp->sw_if_index));
}

static void vl_api_sw_interface_tap_details_t_handler_json
  (vl_api_sw_interface_tap_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_string_copy (node, "dev_name", mp->dev_name);
}

static int
api_sw_interface_tap_dump (vat_main_t * vam)
{
  vl_api_sw_interface_tap_dump_t *mp;
  f64 timeout;

  print (vam->ofp, "\n%-16s %s", "dev_name", "sw_if_index");
  /* Get list of tap interfaces */
  M (SW_INTERFACE_TAP_DUMP, sw_interface_tap_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static uword unformat_vxlan_decap_next
  (unformat_input_t * input, va_list * args)
{
  u32 *result = va_arg (*args, u32 *);
  u32 tmp;

  if (unformat (input, "l2"))
    *result = VXLAN_INPUT_NEXT_L2_INPUT;
  else if (unformat (input, "%d", &tmp))
    *result = tmp;
  else
    return 0;
  return 1;
}

static int
api_vxlan_add_del_tunnel (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_vxlan_add_del_tunnel_t *mp;
  f64 timeout;
  ip46_address_t src, dst;
  u8 is_add = 1;
  u8 ipv4_set = 0, ipv6_set = 0;
  u8 src_set = 0;
  u8 dst_set = 0;
  u8 grp_set = 0;
  u32 mcast_sw_if_index = ~0;
  u32 encap_vrf_id = 0;
  u32 decap_next_index = ~0;
  u32 vni = 0;

  /* Can't "universally zero init" (={0}) due to GCC bug 53119 */
  memset (&src, 0, sizeof src);
  memset (&dst, 0, sizeof dst);

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "del"))
        is_add = 0;
      else
        if (unformat (line_input, "src %U", unformat_ip4_address, &src.ip4))
        {
          ipv4_set = 1;
          src_set = 1;
        }
      else
        if (unformat (line_input, "dst %U", unformat_ip4_address, &dst.ip4))
        {
          ipv4_set = 1;
          dst_set = 1;
        }
      else
        if (unformat (line_input, "src %U", unformat_ip6_address, &src.ip6))
        {
          ipv6_set = 1;
          src_set = 1;
        }
      else
        if (unformat (line_input, "dst %U", unformat_ip6_address, &dst.ip6))
        {
          ipv6_set = 1;
          dst_set = 1;
        }
      else if (unformat (line_input, "group %U %U",
                         unformat_ip4_address, &dst.ip4,
                         api_unformat_sw_if_index, vam, &mcast_sw_if_index))
        {
          grp_set = dst_set = 1;
          ipv4_set = 1;
        }
      else if (unformat (line_input, "group %U",
                         unformat_ip4_address, &dst.ip4))
        {
          grp_set = dst_set = 1;
          ipv4_set = 1;
        }
      else if (unformat (line_input, "group %U %U",
                         unformat_ip6_address, &dst.ip6,
                         api_unformat_sw_if_index, vam, &mcast_sw_if_index))
        {
          grp_set = dst_set = 1;
          ipv6_set = 1;
        }
      else if (unformat (line_input, "group %U",
                         unformat_ip6_address, &dst.ip6))
        {
          grp_set = dst_set = 1;
          ipv6_set = 1;
        }
      else
        if (unformat (line_input, "mcast_sw_if_index %u", &mcast_sw_if_index))
        ;
      else if (unformat (line_input, "encap-vrf-id %d", &encap_vrf_id))
        ;
      else if (unformat (line_input, "decap-next %U",
                         unformat_vxlan_decap_next, &decap_next_index))
        ;
      else if (unformat (line_input, "vni %d", &vni))
        ;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, line_input);
          return -99;
        }
    }

  if (src_set == 0)
    {
      errmsg ("tunnel src address not specified");
      return -99;
    }
  if (dst_set == 0)
    {
      errmsg ("tunnel dst address not specified");
      return -99;
    }

  if (grp_set && !ip46_address_is_multicast (&dst))
    {
      errmsg ("tunnel group address not multicast");
      return -99;
    }
  if (grp_set && mcast_sw_if_index == ~0)
    {
      errmsg ("tunnel nonexistent multicast device");
      return -99;
    }
  if (grp_set == 0 && ip46_address_is_multicast (&dst))
    {
      errmsg ("tunnel dst address must be unicast");
      return -99;
    }


  if (ipv4_set && ipv6_set)
    {
      errmsg ("both IPv4 and IPv6 addresses specified");
      return -99;
    }

  if ((vni == 0) || (vni >> 24))
    {
      errmsg ("vni not specified or out of range");
      return -99;
    }

  M (VXLAN_ADD_DEL_TUNNEL, vxlan_add_del_tunnel);

  if (ipv6_set)
    {
      clib_memcpy (mp->src_address, &src.ip6, sizeof (src.ip6));
      clib_memcpy (mp->dst_address, &dst.ip6, sizeof (dst.ip6));
    }
  else
    {
      clib_memcpy (mp->src_address, &src.ip4, sizeof (src.ip4));
      clib_memcpy (mp->dst_address, &dst.ip4, sizeof (dst.ip4));
    }
  mp->encap_vrf_id = ntohl (encap_vrf_id);
  mp->decap_next_index = ntohl (decap_next_index);
  mp->mcast_sw_if_index = ntohl (mcast_sw_if_index);
  mp->vni = ntohl (vni);
  mp->is_add = is_add;
  mp->is_ipv6 = ipv6_set;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_vxlan_tunnel_details_t_handler
  (vl_api_vxlan_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  ip46_address_t src, dst;

  ip46_from_addr_buf (mp->is_ipv6, mp->src_address, &src);
  ip46_from_addr_buf (mp->is_ipv6, mp->dst_address, &dst);

  print (vam->ofp, "%11d%24U%24U%14d%18d%13d%19d",
         ntohl (mp->sw_if_index),
         format_ip46_address, &src, IP46_TYPE_ANY,
         format_ip46_address, &dst, IP46_TYPE_ANY,
         ntohl (mp->encap_vrf_id),
         ntohl (mp->decap_next_index), ntohl (mp->vni),
         ntohl (mp->mcast_sw_if_index));
}

static void vl_api_vxlan_tunnel_details_t_handler_json
  (vl_api_vxlan_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  if (mp->is_ipv6)
    {
      struct in6_addr ip6;

      clib_memcpy (&ip6, mp->src_address, sizeof (ip6));
      vat_json_object_add_ip6 (node, "src_address", ip6);
      clib_memcpy (&ip6, mp->dst_address, sizeof (ip6));
      vat_json_object_add_ip6 (node, "dst_address", ip6);
    }
  else
    {
      struct in_addr ip4;

      clib_memcpy (&ip4, mp->src_address, sizeof (ip4));
      vat_json_object_add_ip4 (node, "src_address", ip4);
      clib_memcpy (&ip4, mp->dst_address, sizeof (ip4));
      vat_json_object_add_ip4 (node, "dst_address", ip4);
    }
  vat_json_object_add_uint (node, "encap_vrf_id", ntohl (mp->encap_vrf_id));
  vat_json_object_add_uint (node, "decap_next_index",
                            ntohl (mp->decap_next_index));
  vat_json_object_add_uint (node, "vni", ntohl (mp->vni));
  vat_json_object_add_uint (node, "is_ipv6", mp->is_ipv6 ? 1 : 0);
  vat_json_object_add_uint (node, "mcast_sw_if_index",
                            ntohl (mp->mcast_sw_if_index));
}

static int
api_vxlan_tunnel_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_vxlan_tunnel_dump_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      sw_if_index = ~0;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%11s%24s%24s%14s%18s%13s%19s",
             "sw_if_index", "src_address", "dst_address",
             "encap_vrf_id", "decap_next_index", "vni", "mcast_sw_if_index");
    }

  /* Get list of vxlan-tunnel interfaces */
  M (VXLAN_TUNNEL_DUMP, vxlan_tunnel_dump);

  mp->sw_if_index = htonl (sw_if_index);

  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_gre_add_del_tunnel (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_gre_add_del_tunnel_t *mp;
  f64 timeout;
  ip4_address_t src4, dst4;
  u8 is_add = 1;
  u8 teb = 0;
  u8 src_set = 0;
  u8 dst_set = 0;
  u32 outer_fib_id = 0;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "src %U", unformat_ip4_address, &src4))
        src_set = 1;
      else if (unformat (line_input, "dst %U", unformat_ip4_address, &dst4))
        dst_set = 1;
      else if (unformat (line_input, "outer-fib-id %d", &outer_fib_id))
        ;
      else if (unformat (line_input, "teb"))
        teb = 1;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, line_input);
          return -99;
        }
    }

  if (src_set == 0)
    {
      errmsg ("tunnel src address not specified");
      return -99;
    }
  if (dst_set == 0)
    {
      errmsg ("tunnel dst address not specified");
      return -99;
    }


  M (GRE_ADD_DEL_TUNNEL, gre_add_del_tunnel);

  clib_memcpy (&mp->src_address, &src4, sizeof (src4));
  clib_memcpy (&mp->dst_address, &dst4, sizeof (dst4));
  mp->outer_fib_id = ntohl (outer_fib_id);
  mp->is_add = is_add;
  mp->teb = teb;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_gre_tunnel_details_t_handler
  (vl_api_gre_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%11d%15U%15U%6d%14d",
         ntohl (mp->sw_if_index),
         format_ip4_address, &mp->src_address,
         format_ip4_address, &mp->dst_address,
         mp->teb, ntohl (mp->outer_fib_id));
}

static void vl_api_gre_tunnel_details_t_handler_json
  (vl_api_gre_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  clib_memcpy (&ip4, &mp->src_address, sizeof (ip4));
  vat_json_object_add_ip4 (node, "src_address", ip4);
  clib_memcpy (&ip4, &mp->dst_address, sizeof (ip4));
  vat_json_object_add_ip4 (node, "dst_address", ip4);
  vat_json_object_add_uint (node, "teb", mp->teb);
  vat_json_object_add_uint (node, "outer_fib_id", ntohl (mp->outer_fib_id));
}

static int
api_gre_tunnel_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_gre_tunnel_dump_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      sw_if_index = ~0;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%11s%15s%15s%6s%14s",
             "sw_if_index", "src_address", "dst_address", "teb",
             "outer_fib_id");
    }

  /* Get list of gre-tunnel interfaces */
  M (GRE_TUNNEL_DUMP, gre_tunnel_dump);

  mp->sw_if_index = htonl (sw_if_index);

  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_l2_fib_clear_table (vat_main_t * vam)
{
//  unformat_input_t * i = vam->input;
  vl_api_l2_fib_clear_table_t *mp;
  f64 timeout;

  M (L2_FIB_CLEAR_TABLE, l2_fib_clear_table);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_l2_interface_efp_filter (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_interface_efp_filter_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 enable = 1;
  u8 sw_if_index_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "enable"))
        enable = 1;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing sw_if_index");
      return -99;
    }

  M (L2_INTERFACE_EFP_FILTER, l2_interface_efp_filter);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable_disable = enable;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

#define foreach_vtr_op                          \
_("disable",  L2_VTR_DISABLED)                  \
_("push-1",  L2_VTR_PUSH_1)                     \
_("push-2",  L2_VTR_PUSH_2)                     \
_("pop-1",  L2_VTR_POP_1)                       \
_("pop-2",  L2_VTR_POP_2)                       \
_("translate-1-1",  L2_VTR_TRANSLATE_1_1)       \
_("translate-1-2",  L2_VTR_TRANSLATE_1_2)       \
_("translate-2-1",  L2_VTR_TRANSLATE_2_1)       \
_("translate-2-2",  L2_VTR_TRANSLATE_2_2)

static int
api_l2_interface_vlan_tag_rewrite (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_interface_vlan_tag_rewrite_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u8 vtr_op_set = 0;
  u32 vtr_op = 0;
  u32 push_dot1q = 1;
  u32 tag1 = ~0;
  u32 tag2 = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "vtr_op %d", &vtr_op))
        vtr_op_set = 1;
#define _(n,v) else if (unformat(i, n)) {vtr_op = v; vtr_op_set = 1;}
      foreach_vtr_op
#undef _
        else if (unformat (i, "push_dot1q %d", &push_dot1q))
        ;
      else if (unformat (i, "tag1 %d", &tag1))
        ;
      else if (unformat (i, "tag2 %d", &tag2))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if ((sw_if_index_set == 0) || (vtr_op_set == 0))
    {
      errmsg ("missing vtr operation or sw_if_index");
      return -99;
    }

  M (L2_INTERFACE_VLAN_TAG_REWRITE, l2_interface_vlan_tag_rewrite)
    mp->sw_if_index = ntohl (sw_if_index);
  mp->vtr_op = ntohl (vtr_op);
  mp->push_dot1q = ntohl (push_dot1q);
  mp->tag1 = ntohl (tag1);
  mp->tag2 = ntohl (tag2);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_create_vhost_user_if (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_create_vhost_user_if_t *mp;
  f64 timeout;
  u8 *file_name;
  u8 is_server = 0;
  u8 file_name_set = 0;
  u32 custom_dev_instance = ~0;
  u8 hwaddr[6];
  u8 use_custom_mac = 0;
  u8 *tag = 0;

  /* Shut up coverity */
  memset (hwaddr, 0, sizeof (hwaddr));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "socket %s", &file_name))
        {
          file_name_set = 1;
        }
      else if (unformat (i, "renumber %" PRIu32, &custom_dev_instance))
        ;
      else if (unformat (i, "mac %U", unformat_ethernet_address, hwaddr))
        use_custom_mac = 1;
      else if (unformat (i, "server"))
        is_server = 1;
      else if (unformat (i, "tag %s", &tag))
        ;
      else
        break;
    }

  if (file_name_set == 0)
    {
      errmsg ("missing socket file name");
      return -99;
    }

  if (vec_len (file_name) > 255)
    {
      errmsg ("socket file name too long");
      return -99;
    }
  vec_add1 (file_name, 0);

  M (CREATE_VHOST_USER_IF, create_vhost_user_if);

  mp->is_server = is_server;
  clib_memcpy (mp->sock_filename, file_name, vec_len (file_name));
  vec_free (file_name);
  if (custom_dev_instance != ~0)
    {
      mp->renumber = 1;
      mp->custom_dev_instance = ntohl (custom_dev_instance);
    }
  mp->use_custom_mac = use_custom_mac;
  clib_memcpy (mp->mac_address, hwaddr, 6);
  if (tag)
    strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
  vec_free (tag);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_modify_vhost_user_if (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_modify_vhost_user_if_t *mp;
  f64 timeout;
  u8 *file_name;
  u8 is_server = 0;
  u8 file_name_set = 0;
  u32 custom_dev_instance = ~0;
  u8 sw_if_index_set = 0;
  u32 sw_if_index = (u32) ~ 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "socket %s", &file_name))
        {
          file_name_set = 1;
        }
      else if (unformat (i, "renumber %" PRIu32, &custom_dev_instance))
        ;
      else if (unformat (i, "server"))
        is_server = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing sw_if_index or interface name");
      return -99;
    }

  if (file_name_set == 0)
    {
      errmsg ("missing socket file name");
      return -99;
    }

  if (vec_len (file_name) > 255)
    {
      errmsg ("socket file name too long");
      return -99;
    }
  vec_add1 (file_name, 0);

  M (MODIFY_VHOST_USER_IF, modify_vhost_user_if);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_server = is_server;
  clib_memcpy (mp->sock_filename, file_name, vec_len (file_name));
  vec_free (file_name);
  if (custom_dev_instance != ~0)
    {
      mp->renumber = 1;
      mp->custom_dev_instance = ntohl (custom_dev_instance);
    }

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_delete_vhost_user_if (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_delete_vhost_user_if_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing sw_if_index or interface name");
      return -99;
    }


  M (DELETE_VHOST_USER_IF, delete_vhost_user_if);

  mp->sw_if_index = ntohl (sw_if_index);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_sw_interface_vhost_user_details_t_handler
  (vl_api_sw_interface_vhost_user_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%-25s %3" PRIu32 " %6" PRIu32 " %8x %6d %7d %s",
         (char *) mp->interface_name,
         ntohl (mp->sw_if_index), ntohl (mp->virtio_net_hdr_sz),
         clib_net_to_host_u64 (mp->features), mp->is_server,
         ntohl (mp->num_regions), (char *) mp->sock_filename);
  print (vam->ofp, "    Status: '%s'", strerror (ntohl (mp->sock_errno)));
}

static void vl_api_sw_interface_vhost_user_details_t_handler_json
  (vl_api_sw_interface_vhost_user_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_string_copy (node, "interface_name",
                                   mp->interface_name);
  vat_json_object_add_uint (node, "virtio_net_hdr_sz",
                            ntohl (mp->virtio_net_hdr_sz));
  vat_json_object_add_uint (node, "features",
                            clib_net_to_host_u64 (mp->features));
  vat_json_object_add_uint (node, "is_server", mp->is_server);
  vat_json_object_add_string_copy (node, "sock_filename", mp->sock_filename);
  vat_json_object_add_uint (node, "num_regions", ntohl (mp->num_regions));
  vat_json_object_add_uint (node, "sock_errno", ntohl (mp->sock_errno));
}

static int
api_sw_interface_vhost_user_dump (vat_main_t * vam)
{
  vl_api_sw_interface_vhost_user_dump_t *mp;
  f64 timeout;
  print (vam->ofp,
         "Interface name           idx hdr_sz features server regions filename");

  /* Get list of vhost-user interfaces */
  M (SW_INTERFACE_VHOST_USER_DUMP, sw_interface_vhost_user_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_show_version (vat_main_t * vam)
{
  vl_api_show_version_t *mp;
  f64 timeout;

  M (SHOW_VERSION, show_version);

  S;
  W;
  /* NOTREACHED */
  return 0;
}


static int
api_vxlan_gpe_add_del_tunnel (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_vxlan_gpe_add_del_tunnel_t *mp;
  f64 timeout;
  ip4_address_t local4, remote4;
  ip6_address_t local6, remote6;
  u8 is_add = 1;
  u8 ipv4_set = 0, ipv6_set = 0;
  u8 local_set = 0;
  u8 remote_set = 0;
  u32 encap_vrf_id = 0;
  u32 decap_vrf_id = 0;
  u8 protocol = ~0;
  u32 vni;
  u8 vni_set = 0;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "del"))
        is_add = 0;
      else if (unformat (line_input, "local %U",
                         unformat_ip4_address, &local4))
        {
          local_set = 1;
          ipv4_set = 1;
        }
      else if (unformat (line_input, "remote %U",
                         unformat_ip4_address, &remote4))
        {
          remote_set = 1;
          ipv4_set = 1;
        }
      else if (unformat (line_input, "local %U",
                         unformat_ip6_address, &local6))
        {
          local_set = 1;
          ipv6_set = 1;
        }
      else if (unformat (line_input, "remote %U",
                         unformat_ip6_address, &remote6))
        {
          remote_set = 1;
          ipv6_set = 1;
        }
      else if (unformat (line_input, "encap-vrf-id %d", &encap_vrf_id))
        ;
      else if (unformat (line_input, "decap-vrf-id %d", &decap_vrf_id))
        ;
      else if (unformat (line_input, "vni %d", &vni))
        vni_set = 1;
      else if (unformat (line_input, "next-ip4"))
        protocol = 1;
      else if (unformat (line_input, "next-ip6"))
        protocol = 2;
      else if (unformat (line_input, "next-ethernet"))
        protocol = 3;
      else if (unformat (line_input, "next-nsh"))
        protocol = 4;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, line_input);
          return -99;
        }
    }

  if (local_set == 0)
    {
      errmsg ("tunnel local address not specified");
      return -99;
    }
  if (remote_set == 0)
    {
      errmsg ("tunnel remote address not specified");
      return -99;
    }
  if (ipv4_set && ipv6_set)
    {
      errmsg ("both IPv4 and IPv6 addresses specified");
      return -99;
    }

  if (vni_set == 0)
    {
      errmsg ("vni not specified");
      return -99;
    }

  M (VXLAN_GPE_ADD_DEL_TUNNEL, vxlan_gpe_add_del_tunnel);


  if (ipv6_set)
    {
      clib_memcpy (&mp->local, &local6, sizeof (local6));
      clib_memcpy (&mp->remote, &remote6, sizeof (remote6));
    }
  else
    {
      clib_memcpy (&mp->local, &local4, sizeof (local4));
      clib_memcpy (&mp->remote, &remote4, sizeof (remote4));
    }

  mp->encap_vrf_id = ntohl (encap_vrf_id);
  mp->decap_vrf_id = ntohl (decap_vrf_id);
  mp->protocol = protocol;
  mp->vni = ntohl (vni);
  mp->is_add = is_add;
  mp->is_ipv6 = ipv6_set;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_vxlan_gpe_tunnel_details_t_handler
  (vl_api_vxlan_gpe_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%11d%24U%24U%13d%12d%14d%14d",
         ntohl (mp->sw_if_index),
         format_ip46_address, &(mp->local[0]),
         format_ip46_address, &(mp->remote[0]),
         ntohl (mp->vni),
         ntohl (mp->protocol),
         ntohl (mp->encap_vrf_id), ntohl (mp->decap_vrf_id));
}

static void vl_api_vxlan_gpe_tunnel_details_t_handler_json
  (vl_api_vxlan_gpe_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in_addr ip4;
  struct in6_addr ip6;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  if (mp->is_ipv6)
    {
      clib_memcpy (&ip6, &(mp->local[0]), sizeof (ip6));
      vat_json_object_add_ip6 (node, "local", ip6);
      clib_memcpy (&ip6, &(mp->remote[0]), sizeof (ip6));
      vat_json_object_add_ip6 (node, "remote", ip6);
    }
  else
    {
      clib_memcpy (&ip4, &(mp->local[0]), sizeof (ip4));
      vat_json_object_add_ip4 (node, "local", ip4);
      clib_memcpy (&ip4, &(mp->remote[0]), sizeof (ip4));
      vat_json_object_add_ip4 (node, "remote", ip4);
    }
  vat_json_object_add_uint (node, "vni", ntohl (mp->vni));
  vat_json_object_add_uint (node, "protocol", ntohl (mp->protocol));
  vat_json_object_add_uint (node, "encap_vrf_id", ntohl (mp->encap_vrf_id));
  vat_json_object_add_uint (node, "decap_vrf_id", ntohl (mp->decap_vrf_id));
  vat_json_object_add_uint (node, "is_ipv6", mp->is_ipv6 ? 1 : 0);
}

static int
api_vxlan_gpe_tunnel_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_vxlan_gpe_tunnel_dump_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      sw_if_index = ~0;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%11s%24s%24s%13s%15s%14s%14s",
             "sw_if_index", "local", "remote", "vni",
             "protocol", "encap_vrf_id", "decap_vrf_id");
    }

  /* Get list of vxlan-tunnel interfaces */
  M (VXLAN_GPE_TUNNEL_DUMP, vxlan_gpe_tunnel_dump);

  mp->sw_if_index = htonl (sw_if_index);

  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

u8 *
format_l2_fib_mac_address (u8 * s, va_list * args)
{
  u8 *a = va_arg (*args, u8 *);

  return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
                 a[2], a[3], a[4], a[5], a[6], a[7]);
}

static void vl_api_l2_fib_table_entry_t_handler
  (vl_api_l2_fib_table_entry_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%3" PRIu32 "    %U    %3" PRIu32
         "       %d       %d     %d",
         ntohl (mp->bd_id), format_l2_fib_mac_address, &mp->mac,
         ntohl (mp->sw_if_index), mp->static_mac, mp->filter_mac,
         mp->bvi_mac);
}

static void vl_api_l2_fib_table_entry_t_handler_json
  (vl_api_l2_fib_table_entry_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "bd_id", ntohl (mp->bd_id));
  vat_json_object_add_uint (node, "mac", clib_net_to_host_u64 (mp->mac));
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  vat_json_object_add_uint (node, "static_mac", mp->static_mac);
  vat_json_object_add_uint (node, "filter_mac", mp->filter_mac);
  vat_json_object_add_uint (node, "bvi_mac", mp->bvi_mac);
}

static int
api_l2_fib_table_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_fib_table_dump_t *mp;
  f64 timeout;
  u32 bd_id;
  u8 bd_id_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "bd_id %d", &bd_id))
        bd_id_set = 1;
      else
        break;
    }

  if (bd_id_set == 0)
    {
      errmsg ("missing bridge domain");
      return -99;
    }

  print (vam->ofp, "BD-ID     Mac Address      sw-ndx  Static  Filter  BVI");

  /* Get list of l2 fib entries */
  M (L2_FIB_TABLE_DUMP, l2_fib_table_dump);

  mp->bd_id = ntohl (bd_id);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}


static int
api_interface_name_renumber (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_interface_name_renumber_t *mp;
  u32 sw_if_index = ~0;
  f64 timeout;
  u32 new_show_dev_instance = ~0;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "%U", api_unformat_sw_if_index, vam,
                    &sw_if_index))
        ;
      else if (unformat (line_input, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (line_input, "new_show_dev_instance %d",
                         &new_show_dev_instance))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (new_show_dev_instance == ~0)
    {
      errmsg ("missing new_show_dev_instance");
      return -99;
    }

  M (INTERFACE_NAME_RENUMBER, interface_name_renumber);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->new_show_dev_instance = ntohl (new_show_dev_instance);

  S;
  W;
}

static int
api_want_ip4_arp_events (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_want_ip4_arp_events_t *mp;
  f64 timeout;
  ip4_address_t address;
  int address_set = 0;
  u32 enable_disable = 1;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "address %U", unformat_ip4_address, &address))
        address_set = 1;
      else if (unformat (line_input, "del"))
        enable_disable = 0;
      else
        break;
    }

  if (address_set == 0)
    {
      errmsg ("missing addresses");
      return -99;
    }

  M (WANT_IP4_ARP_EVENTS, want_ip4_arp_events);
  mp->enable_disable = enable_disable;
  mp->pid = getpid ();
  mp->address = address.as_u32;

  S;
  W;
}

static int
api_want_ip6_nd_events (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_want_ip6_nd_events_t *mp;
  f64 timeout;
  ip6_address_t address;
  int address_set = 0;
  u32 enable_disable = 1;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "address %U", unformat_ip6_address, &address))
        address_set = 1;
      else if (unformat (line_input, "del"))
        enable_disable = 0;
      else
        break;
    }

  if (address_set == 0)
    {
      errmsg ("missing addresses");
      return -99;
    }

  M (WANT_IP6_ND_EVENTS, want_ip6_nd_events);
  mp->enable_disable = enable_disable;
  mp->pid = getpid ();
  clib_memcpy (mp->address, &address, sizeof (ip6_address_t));

  S;
  W;
}

static int
api_input_acl_set_interface (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_input_acl_set_interface_t *mp;
  f64 timeout;
  u32 sw_if_index;
  int sw_if_index_set;
  u32 ip4_table_index = ~0;
  u32 ip6_table_index = ~0;
  u32 l2_table_index = ~0;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "ip4-table %d", &ip4_table_index))
        ;
      else if (unformat (i, "ip6-table %d", &ip6_table_index))
        ;
      else if (unformat (i, "l2-table %d", &l2_table_index))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (INPUT_ACL_SET_INTERFACE, input_acl_set_interface);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->ip4_table_index = ntohl (ip4_table_index);
  mp->ip6_table_index = ntohl (ip6_table_index);
  mp->l2_table_index = ntohl (l2_table_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ip_address_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ip_address_dump_t *mp;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;
  u8 ipv4_set = 0;
  u8 ipv6_set = 0;
  f64 timeout;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "ipv4"))
        ipv4_set = 1;
      else if (unformat (i, "ipv6"))
        ipv6_set = 1;
      else
        break;
    }

  if (ipv4_set && ipv6_set)
    {
      errmsg ("ipv4 and ipv6 flags cannot be both set");
      return -99;
    }

  if ((!ipv4_set) && (!ipv6_set))
    {
      errmsg ("no ipv4 nor ipv6 flag set");
      return -99;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  vam->current_sw_if_index = sw_if_index;
  vam->is_ipv6 = ipv6_set;

  M (IP_ADDRESS_DUMP, ip_address_dump);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_ipv6 = ipv6_set;
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_ip_dump (vat_main_t * vam)
{
  vl_api_ip_dump_t *mp;
  unformat_input_t *in = vam->input;
  int ipv4_set = 0;
  int ipv6_set = 0;
  int is_ipv6;
  f64 timeout;
  int i;

  while (unformat_check_input (in) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (in, "ipv4"))
        ipv4_set = 1;
      else if (unformat (in, "ipv6"))
        ipv6_set = 1;
      else
        break;
    }

  if (ipv4_set && ipv6_set)
    {
      errmsg ("ipv4 and ipv6 flags cannot be both set");
      return -99;
    }

  if ((!ipv4_set) && (!ipv6_set))
    {
      errmsg ("no ipv4 nor ipv6 flag set");
      return -99;
    }

  is_ipv6 = ipv6_set;
  vam->is_ipv6 = is_ipv6;

  /* free old data */
  for (i = 0; i < vec_len (vam->ip_details_by_sw_if_index[is_ipv6]); i++)
    {
      vec_free (vam->ip_details_by_sw_if_index[is_ipv6][i].addr);
    }
  vec_free (vam->ip_details_by_sw_if_index[is_ipv6]);

  M (IP_DUMP, ip_dump);
  mp->is_ipv6 = ipv6_set;
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_ipsec_spd_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_spd_add_del_t *mp;
  f64 timeout;
  u32 spd_id = ~0;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "spd_id %d", &spd_id))
        ;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }
  if (spd_id == ~0)
    {
      errmsg ("spd_id must be set");
      return -99;
    }

  M (IPSEC_SPD_ADD_DEL, ipsec_spd_add_del);

  mp->spd_id = ntohl (spd_id);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ipsec_interface_add_del_spd (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_interface_add_del_spd_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;
  u32 spd_id = (u32) ~ 0;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "spd_id %d", &spd_id))
        ;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }

    }

  if (spd_id == (u32) ~ 0)
    {
      errmsg ("spd_id must be set");
      return -99;
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (IPSEC_INTERFACE_ADD_DEL_SPD, ipsec_interface_add_del_spd);

  mp->spd_id = ntohl (spd_id);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ipsec_spd_add_del_entry (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_spd_add_del_entry_t *mp;
  f64 timeout;
  u8 is_add = 1, is_outbound = 0, is_ipv6 = 0, is_ip_any = 1;
  u32 spd_id = 0, sa_id = 0, protocol = 0, policy = 0;
  i32 priority = 0;
  u32 rport_start = 0, rport_stop = (u32) ~ 0;
  u32 lport_start = 0, lport_stop = (u32) ~ 0;
  ip4_address_t laddr4_start, laddr4_stop, raddr4_start, raddr4_stop;
  ip6_address_t laddr6_start, laddr6_stop, raddr6_start, raddr6_stop;

  laddr4_start.as_u32 = raddr4_start.as_u32 = 0;
  laddr4_stop.as_u32 = raddr4_stop.as_u32 = (u32) ~ 0;
  laddr6_start.as_u64[0] = raddr6_start.as_u64[0] = 0;
  laddr6_start.as_u64[1] = raddr6_start.as_u64[1] = 0;
  laddr6_stop.as_u64[0] = raddr6_stop.as_u64[0] = (u64) ~ 0;
  laddr6_stop.as_u64[1] = raddr6_stop.as_u64[1] = (u64) ~ 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      if (unformat (i, "outbound"))
        is_outbound = 1;
      if (unformat (i, "inbound"))
        is_outbound = 0;
      else if (unformat (i, "spd_id %d", &spd_id))
        ;
      else if (unformat (i, "sa_id %d", &sa_id))
        ;
      else if (unformat (i, "priority %d", &priority))
        ;
      else if (unformat (i, "protocol %d", &protocol))
        ;
      else if (unformat (i, "lport_start %d", &lport_start))
        ;
      else if (unformat (i, "lport_stop %d", &lport_stop))
        ;
      else if (unformat (i, "rport_start %d", &rport_start))
        ;
      else if (unformat (i, "rport_stop %d", &rport_stop))
        ;
      else
        if (unformat
            (i, "laddr_start %U", unformat_ip4_address, &laddr4_start))
        {
          is_ipv6 = 0;
          is_ip_any = 0;
        }
      else
        if (unformat (i, "laddr_stop %U", unformat_ip4_address, &laddr4_stop))
        {
          is_ipv6 = 0;
          is_ip_any = 0;
        }
      else
        if (unformat
            (i, "raddr_start %U", unformat_ip4_address, &raddr4_start))
        {
          is_ipv6 = 0;
          is_ip_any = 0;
        }
      else
        if (unformat (i, "raddr_stop %U", unformat_ip4_address, &raddr4_stop))
        {
          is_ipv6 = 0;
          is_ip_any = 0;
        }
      else
        if (unformat
            (i, "laddr_start %U", unformat_ip6_address, &laddr6_start))
        {
          is_ipv6 = 1;
          is_ip_any = 0;
        }
      else
        if (unformat (i, "laddr_stop %U", unformat_ip6_address, &laddr6_stop))
        {
          is_ipv6 = 1;
          is_ip_any = 0;
        }
      else
        if (unformat
            (i, "raddr_start %U", unformat_ip6_address, &raddr6_start))
        {
          is_ipv6 = 1;
          is_ip_any = 0;
        }
      else
        if (unformat (i, "raddr_stop %U", unformat_ip6_address, &raddr6_stop))
        {
          is_ipv6 = 1;
          is_ip_any = 0;
        }
      else
        if (unformat (i, "action %U", unformat_ipsec_policy_action, &policy))
        {
          if (policy == IPSEC_POLICY_ACTION_RESOLVE)
            {
              clib_warning ("unsupported action: 'resolve'");
              return -99;
            }
        }
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }

    }

  M (IPSEC_SPD_ADD_DEL_ENTRY, ipsec_spd_add_del_entry);

  mp->spd_id = ntohl (spd_id);
  mp->priority = ntohl (priority);
  mp->is_outbound = is_outbound;

  mp->is_ipv6 = is_ipv6;
  if (is_ipv6 || is_ip_any)
    {
      clib_memcpy (mp->remote_address_start, &raddr6_start,
                   sizeof (ip6_address_t));
      clib_memcpy (mp->remote_address_stop, &raddr6_stop,
                   sizeof (ip6_address_t));
      clib_memcpy (mp->local_address_start, &laddr6_start,
                   sizeof (ip6_address_t));
      clib_memcpy (mp->local_address_stop, &laddr6_stop,
                   sizeof (ip6_address_t));
    }
  else
    {
      clib_memcpy (mp->remote_address_start, &raddr4_start,
                   sizeof (ip4_address_t));
      clib_memcpy (mp->remote_address_stop, &raddr4_stop,
                   sizeof (ip4_address_t));
      clib_memcpy (mp->local_address_start, &laddr4_start,
                   sizeof (ip4_address_t));
      clib_memcpy (mp->local_address_stop, &laddr4_stop,
                   sizeof (ip4_address_t));
    }
  mp->protocol = (u8) protocol;
  mp->local_port_start = ntohs ((u16) lport_start);
  mp->local_port_stop = ntohs ((u16) lport_stop);
  mp->remote_port_start = ntohs ((u16) rport_start);
  mp->remote_port_stop = ntohs ((u16) rport_stop);
  mp->policy = (u8) policy;
  mp->sa_id = ntohl (sa_id);
  mp->is_add = is_add;
  mp->is_ip_any = is_ip_any;
  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ipsec_sad_add_del_entry (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_sad_add_del_entry_t *mp;
  f64 timeout;
  u32 sad_id = 0, spi = 0;
  u8 *ck = 0, *ik = 0;
  u8 is_add = 1;

  u8 protocol = IPSEC_PROTOCOL_AH;
  u8 is_tunnel = 0, is_tunnel_ipv6 = 0;
  u32 crypto_alg = 0, integ_alg = 0;
  ip4_address_t tun_src4;
  ip4_address_t tun_dst4;
  ip6_address_t tun_src6;
  ip6_address_t tun_dst6;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "sad_id %d", &sad_id))
        ;
      else if (unformat (i, "spi %d", &spi))
        ;
      else if (unformat (i, "esp"))
        protocol = IPSEC_PROTOCOL_ESP;
      else if (unformat (i, "tunnel_src %U", unformat_ip4_address, &tun_src4))
        {
          is_tunnel = 1;
          is_tunnel_ipv6 = 0;
        }
      else if (unformat (i, "tunnel_dst %U", unformat_ip4_address, &tun_dst4))
        {
          is_tunnel = 1;
          is_tunnel_ipv6 = 0;
        }
      else if (unformat (i, "tunnel_src %U", unformat_ip6_address, &tun_src6))
        {
          is_tunnel = 1;
          is_tunnel_ipv6 = 1;
        }
      else if (unformat (i, "tunnel_dst %U", unformat_ip6_address, &tun_dst6))
        {
          is_tunnel = 1;
          is_tunnel_ipv6 = 1;
        }
      else
        if (unformat
            (i, "crypto_alg %U", unformat_ipsec_crypto_alg, &crypto_alg))
        {
          if (crypto_alg < IPSEC_CRYPTO_ALG_AES_CBC_128 ||
              crypto_alg >= IPSEC_CRYPTO_N_ALG)
            {
              clib_warning ("unsupported crypto-alg: '%U'",
                            format_ipsec_crypto_alg, crypto_alg);
              return -99;
            }
        }
      else if (unformat (i, "crypto_key %U", unformat_hex_string, &ck))
        ;
      else
        if (unformat
            (i, "integ_alg %U", unformat_ipsec_integ_alg, &integ_alg))
        {
#if DPDK_CRYPTO==1
          if (integ_alg < IPSEC_INTEG_ALG_NONE ||
#else
          if (integ_alg < IPSEC_INTEG_ALG_SHA1_96 ||
#endif
              integ_alg >= IPSEC_INTEG_N_ALG)
            {
              clib_warning ("unsupported integ-alg: '%U'",
                            format_ipsec_integ_alg, integ_alg);
              return -99;
            }
        }
      else if (unformat (i, "integ_key %U", unformat_hex_string, &ik))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }

    }

#if DPDK_CRYPTO==1
  /*Special cases, aes-gcm-128 encryption */
  if (crypto_alg == IPSEC_CRYPTO_ALG_AES_GCM_128)
    {
      if (integ_alg != IPSEC_INTEG_ALG_NONE
          && integ_alg != IPSEC_INTEG_ALG_AES_GCM_128)
        {
          clib_warning
            ("unsupported: aes-gcm-128 crypto-alg needs none as integ-alg");
          return -99;
        }
      else                      /*set integ-alg internally to aes-gcm-128 */
        integ_alg = IPSEC_INTEG_ALG_AES_GCM_128;
    }
  else if (integ_alg == IPSEC_INTEG_ALG_AES_GCM_128)
    {
      clib_warning ("unsupported integ-alg: aes-gcm-128");
      return -99;
    }
  else if (integ_alg == IPSEC_INTEG_ALG_NONE)
    {
      clib_warning ("unsupported integ-alg: none");
      return -99;
    }
#endif


  M (IPSEC_SAD_ADD_DEL_ENTRY, ipsec_sad_add_del_entry);

  mp->sad_id = ntohl (sad_id);
  mp->is_add = is_add;
  mp->protocol = protocol;
  mp->spi = ntohl (spi);
  mp->is_tunnel = is_tunnel;
  mp->is_tunnel_ipv6 = is_tunnel_ipv6;
  mp->crypto_algorithm = crypto_alg;
  mp->integrity_algorithm = integ_alg;
  mp->crypto_key_length = vec_len (ck);
  mp->integrity_key_length = vec_len (ik);

  if (mp->crypto_key_length > sizeof (mp->crypto_key))
    mp->crypto_key_length = sizeof (mp->crypto_key);

  if (mp->integrity_key_length > sizeof (mp->integrity_key))
    mp->integrity_key_length = sizeof (mp->integrity_key);

  if (ck)
    clib_memcpy (mp->crypto_key, ck, mp->crypto_key_length);
  if (ik)
    clib_memcpy (mp->integrity_key, ik, mp->integrity_key_length);

  if (is_tunnel)
    {
      if (is_tunnel_ipv6)
        {
          clib_memcpy (mp->tunnel_src_address, &tun_src6,
                       sizeof (ip6_address_t));
          clib_memcpy (mp->tunnel_dst_address, &tun_dst6,
                       sizeof (ip6_address_t));
        }
      else
        {
          clib_memcpy (mp->tunnel_src_address, &tun_src4,
                       sizeof (ip4_address_t));
          clib_memcpy (mp->tunnel_dst_address, &tun_dst4,
                       sizeof (ip4_address_t));
        }
    }

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ipsec_sa_set_key (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_sa_set_key_t *mp;
  f64 timeout;
  u32 sa_id;
  u8 *ck = 0, *ik = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sa_id %d", &sa_id))
        ;
      else if (unformat (i, "crypto_key %U", unformat_hex_string, &ck))
        ;
      else if (unformat (i, "integ_key %U", unformat_hex_string, &ik))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  M (IPSEC_SA_SET_KEY, ipsec_set_sa_key);

  mp->sa_id = ntohl (sa_id);
  mp->crypto_key_length = vec_len (ck);
  mp->integrity_key_length = vec_len (ik);

  if (mp->crypto_key_length > sizeof (mp->crypto_key))
    mp->crypto_key_length = sizeof (mp->crypto_key);

  if (mp->integrity_key_length > sizeof (mp->integrity_key))
    mp->integrity_key_length = sizeof (mp->integrity_key);

  if (ck)
    clib_memcpy (mp->crypto_key, ck, mp->crypto_key_length);
  if (ik)
    clib_memcpy (mp->integrity_key, ik, mp->integrity_key_length);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ikev2_profile_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ikev2_profile_add_del_t *mp;
  f64 timeout;
  u8 is_add = 1;
  u8 *name = 0;

  const char *valid_chars = "a-zA-Z0-9_";

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "name %U", unformat_token, valid_chars, &name))
        vec_add1 (name, 0);
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vec_len (name))
    {
      errmsg ("profile name must be specified");
      return -99;
    }

  if (vec_len (name) > 64)
    {
      errmsg ("profile name too long");
      return -99;
    }

  M (IKEV2_PROFILE_ADD_DEL, ikev2_profile_add_del);

  clib_memcpy (mp->name, name, vec_len (name));
  mp->is_add = is_add;
  vec_free (name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ikev2_profile_set_auth (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ikev2_profile_set_auth_t *mp;
  f64 timeout;
  u8 *name = 0;
  u8 *data = 0;
  u32 auth_method = 0;
  u8 is_hex = 0;

  const char *valid_chars = "a-zA-Z0-9_";

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %U", unformat_token, valid_chars, &name))
        vec_add1 (name, 0);
      else if (unformat (i, "auth_method %U",
                         unformat_ikev2_auth_method, &auth_method))
        ;
      else if (unformat (i, "auth_data 0x%U", unformat_hex_string, &data))
        is_hex = 1;
      else if (unformat (i, "auth_data %v", &data))
        ;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vec_len (name))
    {
      errmsg ("profile name must be specified");
      return -99;
    }

  if (vec_len (name) > 64)
    {
      errmsg ("profile name too long");
      return -99;
    }

  if (!vec_len (data))
    {
      errmsg ("auth_data must be specified");
      return -99;
    }

  if (!auth_method)
    {
      errmsg ("auth_method must be specified");
      return -99;
    }

  M (IKEV2_PROFILE_SET_AUTH, ikev2_profile_set_auth);

  mp->is_hex = is_hex;
  mp->auth_method = (u8) auth_method;
  mp->data_len = vec_len (data);
  clib_memcpy (mp->name, name, vec_len (name));
  clib_memcpy (mp->data, data, vec_len (data));
  vec_free (name);
  vec_free (data);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ikev2_profile_set_id (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ikev2_profile_set_id_t *mp;
  f64 timeout;
  u8 *name = 0;
  u8 *data = 0;
  u8 is_local = 0;
  u32 id_type = 0;
  ip4_address_t ip4;

  const char *valid_chars = "a-zA-Z0-9_";

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %U", unformat_token, valid_chars, &name))
        vec_add1 (name, 0);
      else if (unformat (i, "id_type %U", unformat_ikev2_id_type, &id_type))
        ;
      else if (unformat (i, "id_data %U", unformat_ip4_address, &ip4))
        {
          data = vec_new (u8, 4);
          clib_memcpy (data, ip4.as_u8, 4);
        }
      else if (unformat (i, "id_data 0x%U", unformat_hex_string, &data))
        ;
      else if (unformat (i, "id_data %v", &data))
        ;
      else if (unformat (i, "local"))
        is_local = 1;
      else if (unformat (i, "remote"))
        is_local = 0;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vec_len (name))
    {
      errmsg ("profile name must be specified");
      return -99;
    }

  if (vec_len (name) > 64)
    {
      errmsg ("profile name too long");
      return -99;
    }

  if (!vec_len (data))
    {
      errmsg ("id_data must be specified");
      return -99;
    }

  if (!id_type)
    {
      errmsg ("id_type must be specified");
      return -99;
    }

  M (IKEV2_PROFILE_SET_ID, ikev2_profile_set_id);

  mp->is_local = is_local;
  mp->id_type = (u8) id_type;
  mp->data_len = vec_len (data);
  clib_memcpy (mp->name, name, vec_len (name));
  clib_memcpy (mp->data, data, vec_len (data));
  vec_free (name);
  vec_free (data);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ikev2_profile_set_ts (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ikev2_profile_set_ts_t *mp;
  f64 timeout;
  u8 *name = 0;
  u8 is_local = 0;
  u32 proto = 0, start_port = 0, end_port = (u32) ~ 0;
  ip4_address_t start_addr, end_addr;

  const char *valid_chars = "a-zA-Z0-9_";

  start_addr.as_u32 = 0;
  end_addr.as_u32 = (u32) ~ 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %U", unformat_token, valid_chars, &name))
        vec_add1 (name, 0);
      else if (unformat (i, "protocol %d", &proto))
        ;
      else if (unformat (i, "start_port %d", &start_port))
        ;
      else if (unformat (i, "end_port %d", &end_port))
        ;
      else
        if (unformat (i, "start_addr %U", unformat_ip4_address, &start_addr))
        ;
      else if (unformat (i, "end_addr %U", unformat_ip4_address, &end_addr))
        ;
      else if (unformat (i, "local"))
        is_local = 1;
      else if (unformat (i, "remote"))
        is_local = 0;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vec_len (name))
    {
      errmsg ("profile name must be specified");
      return -99;
    }

  if (vec_len (name) > 64)
    {
      errmsg ("profile name too long");
      return -99;
    }

  M (IKEV2_PROFILE_SET_TS, ikev2_profile_set_ts);

  mp->is_local = is_local;
  mp->proto = (u8) proto;
  mp->start_port = (u16) start_port;
  mp->end_port = (u16) end_port;
  mp->start_addr = start_addr.as_u32;
  mp->end_addr = end_addr.as_u32;
  clib_memcpy (mp->name, name, vec_len (name));
  vec_free (name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ikev2_set_local_key (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ikev2_set_local_key_t *mp;
  f64 timeout;
  u8 *file = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "file %v", &file))
        vec_add1 (file, 0);
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vec_len (file))
    {
      errmsg ("RSA key file must be specified");
      return -99;
    }

  if (vec_len (file) > 256)
    {
      errmsg ("file name too long");
      return -99;
    }

  M (IKEV2_SET_LOCAL_KEY, ikev2_set_local_key);

  clib_memcpy (mp->key_file, file, vec_len (file));
  vec_free (file);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

/*
 * MAP
 */
static int
api_map_add_domain (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_map_add_domain_t *mp;
  f64 timeout;

  ip4_address_t ip4_prefix;
  ip6_address_t ip6_prefix;
  ip6_address_t ip6_src;
  u32 num_m_args = 0;
  u32 ip6_prefix_len = 0, ip4_prefix_len = 0, ea_bits_len = 0, psid_offset =
    0, psid_length = 0;
  u8 is_translation = 0;
  u32 mtu = 0;
  u32 ip6_src_len = 128;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "ip4-pfx %U/%d", unformat_ip4_address,
                    &ip4_prefix, &ip4_prefix_len))
        num_m_args++;
      else if (unformat (i, "ip6-pfx %U/%d", unformat_ip6_address,
                         &ip6_prefix, &ip6_prefix_len))
        num_m_args++;
      else
        if (unformat
            (i, "ip6-src %U/%d", unformat_ip6_address, &ip6_src,
             &ip6_src_len))
        num_m_args++;
      else if (unformat (i, "ip6-src %U", unformat_ip6_address, &ip6_src))
        num_m_args++;
      else if (unformat (i, "ea-bits-len %d", &ea_bits_len))
        num_m_args++;
      else if (unformat (i, "psid-offset %d", &psid_offset))
        num_m_args++;
      else if (unformat (i, "psid-len %d", &psid_length))
        num_m_args++;
      else if (unformat (i, "mtu %d", &mtu))
        num_m_args++;
      else if (unformat (i, "map-t"))
        is_translation = 1;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (num_m_args < 3)
    {
      errmsg ("mandatory argument(s) missing");
      return -99;
    }

  /* Construct the API message */
  M (MAP_ADD_DOMAIN, map_add_domain);

  clib_memcpy (mp->ip4_prefix, &ip4_prefix, sizeof (ip4_prefix));
  mp->ip4_prefix_len = ip4_prefix_len;

  clib_memcpy (mp->ip6_prefix, &ip6_prefix, sizeof (ip6_prefix));
  mp->ip6_prefix_len = ip6_prefix_len;

  clib_memcpy (mp->ip6_src, &ip6_src, sizeof (ip6_src));
  mp->ip6_src_prefix_len = ip6_src_len;

  mp->ea_bits_len = ea_bits_len;
  mp->psid_offset = psid_offset;
  mp->psid_length = psid_length;
  mp->is_translation = is_translation;
  mp->mtu = htons (mtu);

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
}

static int
api_map_del_domain (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_map_del_domain_t *mp;
  f64 timeout;

  u32 num_m_args = 0;
  u32 index;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "index %d", &index))
        num_m_args++;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (num_m_args != 1)
    {
      errmsg ("mandatory argument(s) missing");
      return -99;
    }

  /* Construct the API message */
  M (MAP_DEL_DOMAIN, map_del_domain);

  mp->index = ntohl (index);

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
}

static int
api_map_add_del_rule (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_map_add_del_rule_t *mp;
  f64 timeout;
  u8 is_add = 1;
  ip6_address_t ip6_dst;
  u32 num_m_args = 0, index, psid = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "index %d", &index))
        num_m_args++;
      else if (unformat (i, "psid %d", &psid))
        num_m_args++;
      else if (unformat (i, "dst %U", unformat_ip6_address, &ip6_dst))
        num_m_args++;
      else if (unformat (i, "del"))
        {
          is_add = 0;
        }
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  /* Construct the API message */
  M (MAP_ADD_DEL_RULE, map_add_del_rule);

  mp->index = ntohl (index);
  mp->is_add = is_add;
  clib_memcpy (mp->ip6_dst, &ip6_dst, sizeof (ip6_dst));
  mp->psid = ntohs (psid);

  /* send it... */
  S;

  /* Wait for a reply, return good/bad news  */
  W;
}

static int
api_map_domain_dump (vat_main_t * vam)
{
  vl_api_map_domain_dump_t *mp;
  f64 timeout;

  /* Construct the API message */
  M (MAP_DOMAIN_DUMP, map_domain_dump);

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_map_rule_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_map_rule_dump_t *mp;
  f64 timeout;
  u32 domain_index = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "index %u", &domain_index))
        ;
      else
        break;
    }

  if (domain_index == ~0)
    {
      clib_warning ("parse error: domain index expected");
      return -99;
    }

  /* Construct the API message */
  M (MAP_RULE_DUMP, map_rule_dump);

  mp->domain_index = htonl (domain_index);

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static void vl_api_map_add_domain_reply_t_handler
  (vl_api_map_add_domain_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 retval = ntohl (mp->retval);

  if (vam->async_mode)
    {
      vam->async_errors += (retval < 0);
    }
  else
    {
      vam->retval = retval;
      vam->result_ready = 1;
    }
}

static void vl_api_map_add_domain_reply_t_handler_json
  (vl_api_map_add_domain_reply_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_int (&node, "retval", ntohl (mp->retval));
  vat_json_object_add_uint (&node, "index", ntohl (mp->index));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);

  vam->retval = ntohl (mp->retval);
  vam->result_ready = 1;
}

static int
api_get_first_msg_id (vat_main_t * vam)
{
  vl_api_get_first_msg_id_t *mp;
  f64 timeout;
  unformat_input_t *i = vam->input;
  u8 *name;
  u8 name_set = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "client %s", &name))
        name_set = 1;
      else
        break;
    }

  if (name_set == 0)
    {
      errmsg ("missing client name");
      return -99;
    }
  vec_add1 (name, 0);

  if (vec_len (name) > 63)
    {
      errmsg ("client name too long");
      return -99;
    }

  M (GET_FIRST_MSG_ID, get_first_msg_id);
  clib_memcpy (mp->name, name, vec_len (name));
  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_cop_interface_enable_disable (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_cop_interface_enable_disable_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u8 enable_disable = 1;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "disable"))
        enable_disable = 0;
      if (unformat (line_input, "enable"))
        enable_disable = 1;
      else if (unformat (line_input, "%U", api_unformat_sw_if_index,
                         vam, &sw_if_index))
        ;
      else if (unformat (line_input, "sw_if_index %d", &sw_if_index))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (COP_INTERFACE_ENABLE_DISABLE, cop_interface_enable_disable);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable_disable = enable_disable;

  /* send it... */
  S;
  /* Wait for the reply */
  W;
}

static int
api_cop_whitelist_enable_disable (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  vl_api_cop_whitelist_enable_disable_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u8 ip4 = 0, ip6 = 0, default_cop = 0;
  u32 fib_id = 0;

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "ip4"))
        ip4 = 1;
      else if (unformat (line_input, "ip6"))
        ip6 = 1;
      else if (unformat (line_input, "default"))
        default_cop = 1;
      else if (unformat (line_input, "%U", api_unformat_sw_if_index,
                         vam, &sw_if_index))
        ;
      else if (unformat (line_input, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (line_input, "fib-id %d", &fib_id))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (COP_WHITELIST_ENABLE_DISABLE, cop_whitelist_enable_disable);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->fib_id = ntohl (fib_id);
  mp->ip4 = ip4;
  mp->ip6 = ip6;
  mp->default_cop = default_cop;

  /* send it... */
  S;
  /* Wait for the reply */
  W;
}

static int
api_get_node_graph (vat_main_t * vam)
{
  vl_api_get_node_graph_t *mp;
  f64 timeout;

  M (GET_NODE_GRAPH, get_node_graph);

  /* send it... */
  S;
  /* Wait for the reply */
  W;
}

/* *INDENT-OFF* */
/** Used for parsing LISP eids */
typedef CLIB_PACKED(struct{
  u8 addr[16];   /**< eid address */
  u32 len;       /**< prefix length if IP */
  u8 type;      /**< type of eid */
}) lisp_eid_vat_t;
/* *INDENT-ON* */

static uword
unformat_lisp_eid_vat (unformat_input_t * input, va_list * args)
{
  lisp_eid_vat_t *a = va_arg (*args, lisp_eid_vat_t *);

  memset (a, 0, sizeof (a[0]));

  if (unformat (input, "%U/%d", unformat_ip4_address, a->addr, &a->len))
    {
      a->type = 0;              /* ipv4 type */
    }
  else if (unformat (input, "%U/%d", unformat_ip6_address, a->addr, &a->len))
    {
      a->type = 1;              /* ipv6 type */
    }
  else if (unformat (input, "%U", unformat_ethernet_address, a->addr))
    {
      a->type = 2;              /* mac type */
    }
  else
    {
      return 0;
    }

  if ((a->type == 0 && a->len > 32) || (a->type == 1 && a->len > 128))
    {
      return 0;
    }

  return 1;
}

static int
lisp_eid_size_vat (u8 type)
{
  switch (type)
    {
    case 0:
      return 4;
    case 1:
      return 16;
    case 2:
      return 6;
    }
  return 0;
}

static void
lisp_eid_put_vat (u8 * dst, u8 eid[16], u8 type)
{
  clib_memcpy (dst, eid, lisp_eid_size_vat (type));
}

/* *INDENT-OFF* */
/** Used for transferring locators via VPP API */
typedef CLIB_PACKED(struct
{
  u32 sw_if_index; /**< locator sw_if_index */
  u8 priority; /**< locator priority */
  u8 weight;   /**< locator weight */
}) ls_locator_t;
/* *INDENT-ON* */

static int
api_lisp_add_del_locator_set (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_locator_set_t *mp;
  f64 timeout = ~0;
  u8 is_add = 1;
  u8 *locator_set_name = NULL;
  u8 locator_set_name_set = 0;
  ls_locator_t locator, *locators = 0;
  u32 sw_if_index, priority, weight;
  u32 data_len = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "locator-set %s", &locator_set_name))
        {
          locator_set_name_set = 1;
        }
      else if (unformat (input, "sw_if_index %u p %u w %u",
                         &sw_if_index, &priority, &weight))
        {
          locator.sw_if_index = htonl (sw_if_index);
          locator.priority = priority;
          locator.weight = weight;
          vec_add1 (locators, locator);
        }
      else
        if (unformat
            (input, "iface %U p %u w %u", api_unformat_sw_if_index, vam,
             &sw_if_index, &priority, &weight))
        {
          locator.sw_if_index = htonl (sw_if_index);
          locator.priority = priority;
          locator.weight = weight;
          vec_add1 (locators, locator);
        }
      else
        break;
    }

  if (locator_set_name_set == 0)
    {
      errmsg ("missing locator-set name");
      vec_free (locators);
      return -99;
    }

  if (vec_len (locator_set_name) > 64)
    {
      errmsg ("locator-set name too long");
      vec_free (locator_set_name);
      vec_free (locators);
      return -99;
    }
  vec_add1 (locator_set_name, 0);

  data_len = sizeof (ls_locator_t) * vec_len (locators);

  /* Construct the API message */
  M2 (LISP_ADD_DEL_LOCATOR_SET, lisp_add_del_locator_set, data_len);

  mp->is_add = is_add;
  clib_memcpy (mp->locator_set_name, locator_set_name,
               vec_len (locator_set_name));
  vec_free (locator_set_name);

  mp->locator_num = clib_host_to_net_u32 (vec_len (locators));
  if (locators)
    clib_memcpy (mp->locators, locators, data_len);
  vec_free (locators);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_add_del_locator (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_locator_t *mp;
  f64 timeout = ~0;
  u32 tmp_if_index = ~0;
  u32 sw_if_index = ~0;
  u8 sw_if_index_set = 0;
  u8 sw_if_index_if_name_set = 0;
  u32 priority = ~0;
  u8 priority_set = 0;
  u32 weight = ~0;
  u8 weight_set = 0;
  u8 is_add = 1;
  u8 *locator_set_name = NULL;
  u8 locator_set_name_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "locator-set %s", &locator_set_name))
        {
          locator_set_name_set = 1;
        }
      else if (unformat (input, "iface %U", api_unformat_sw_if_index, vam,
                         &tmp_if_index))
        {
          sw_if_index_if_name_set = 1;
          sw_if_index = tmp_if_index;
        }
      else if (unformat (input, "sw_if_index %d", &tmp_if_index))
        {
          sw_if_index_set = 1;
          sw_if_index = tmp_if_index;
        }
      else if (unformat (input, "p %d", &priority))
        {
          priority_set = 1;
        }
      else if (unformat (input, "w %d", &weight))
        {
          weight_set = 1;
        }
      else
        break;
    }

  if (locator_set_name_set == 0)
    {
      errmsg ("missing locator-set name");
      return -99;
    }

  if (sw_if_index_set == 0 && sw_if_index_if_name_set == 0)
    {
      errmsg ("missing sw_if_index");
      vec_free (locator_set_name);
      return -99;
    }

  if (sw_if_index_set != 0 && sw_if_index_if_name_set != 0)
    {
      errmsg ("cannot use both params interface name and sw_if_index");
      vec_free (locator_set_name);
      return -99;
    }

  if (priority_set == 0)
    {
      errmsg ("missing locator-set priority");
      vec_free (locator_set_name);
      return -99;
    }

  if (weight_set == 0)
    {
      errmsg ("missing locator-set weight");
      vec_free (locator_set_name);
      return -99;
    }

  if (vec_len (locator_set_name) > 64)
    {
      errmsg ("locator-set name too long");
      vec_free (locator_set_name);
      return -99;
    }
  vec_add1 (locator_set_name, 0);

  /* Construct the API message */
  M (LISP_ADD_DEL_LOCATOR, lisp_add_del_locator);

  mp->is_add = is_add;
  mp->sw_if_index = ntohl (sw_if_index);
  mp->priority = priority;
  mp->weight = weight;
  clib_memcpy (mp->locator_set_name, locator_set_name,
               vec_len (locator_set_name));
  vec_free (locator_set_name);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

uword
unformat_hmac_key_id (unformat_input_t * input, va_list * args)
{
  u32 *key_id = va_arg (*args, u32 *);
  u8 *s = 0;

  if (unformat (input, "%s", &s))
    {
      if (!strcmp ((char *) s, "sha1"))
        key_id[0] = HMAC_SHA_1_96;
      else if (!strcmp ((char *) s, "sha256"))
        key_id[0] = HMAC_SHA_256_128;
      else
        {
          clib_warning ("invalid key_id: '%s'", s);
          key_id[0] = HMAC_NO_KEY;
        }
    }
  else
    return 0;

  vec_free (s);
  return 1;
}

static int
api_lisp_add_del_local_eid (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_local_eid_t *mp;
  f64 timeout = ~0;
  u8 is_add = 1;
  u8 eid_set = 0;
  lisp_eid_vat_t _eid, *eid = &_eid;
  u8 *locator_set_name = 0;
  u8 locator_set_name_set = 0;
  u32 vni = 0;
  u16 key_id = 0;
  u8 *key = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "vni %d", &vni))
        {
          ;
        }
      else if (unformat (input, "eid %U", unformat_lisp_eid_vat, eid))
        {
          eid_set = 1;
        }
      else if (unformat (input, "locator-set %s", &locator_set_name))
        {
          locator_set_name_set = 1;
        }
      else if (unformat (input, "key-id %U", unformat_hmac_key_id, &key_id))
        ;
      else if (unformat (input, "secret-key %_%v%_", &key))
        ;
      else
        break;
    }

  if (locator_set_name_set == 0)
    {
      errmsg ("missing locator-set name");
      return -99;
    }

  if (0 == eid_set)
    {
      errmsg ("EID address not set!");
      vec_free (locator_set_name);
      return -99;
    }

  if (key && (0 == key_id))
    {
      errmsg ("invalid key_id!");
      return -99;
    }

  if (vec_len (key) > 64)
    {
      errmsg ("key too long");
      vec_free (key);
      return -99;
    }

  if (vec_len (locator_set_name) > 64)
    {
      errmsg ("locator-set name too long");
      vec_free (locator_set_name);
      return -99;
    }
  vec_add1 (locator_set_name, 0);

  /* Construct the API message */
  M (LISP_ADD_DEL_LOCAL_EID, lisp_add_del_local_eid);

  mp->is_add = is_add;
  lisp_eid_put_vat (mp->eid, eid->addr, eid->type);
  mp->eid_type = eid->type;
  mp->prefix_len = eid->len;
  mp->vni = clib_host_to_net_u32 (vni);
  mp->key_id = clib_host_to_net_u16 (key_id);
  clib_memcpy (mp->locator_set_name, locator_set_name,
               vec_len (locator_set_name));
  clib_memcpy (mp->key, key, vec_len (key));

  vec_free (locator_set_name);
  vec_free (key);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

/* *INDENT-OFF* */
/** Used for transferring locators via VPP API */
typedef CLIB_PACKED(struct
{
  u8 is_ip4; /**< is locator an IPv4 address? */
  u8 priority; /**< locator priority */
  u8 weight;   /**< locator weight */
  u8 addr[16]; /**< IPv4/IPv6 address */
}) rloc_t;
/* *INDENT-ON* */

static int
api_lisp_gpe_add_del_fwd_entry (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_gpe_add_del_fwd_entry_t *mp;
  f64 timeout = ~0;
  u8 is_add = 1;
  lisp_eid_vat_t _rmt_eid, *rmt_eid = &_rmt_eid;
  lisp_eid_vat_t _lcl_eid, *lcl_eid = &_lcl_eid;
  u8 rmt_eid_set = 0, lcl_eid_set = 0;
  u32 action = ~0, p, w;
  ip4_address_t rmt_rloc4, lcl_rloc4;
  ip6_address_t rmt_rloc6, lcl_rloc6;
  rloc_t *rmt_locs = 0, *lcl_locs = 0, rloc, *curr_rloc = 0;

  memset (&rloc, 0, sizeof (rloc));

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "rmt_eid %U", unformat_lisp_eid_vat, rmt_eid))
        {
          rmt_eid_set = 1;
        }
      else if (unformat (input, "lcl_eid %U", unformat_lisp_eid_vat, lcl_eid))
        {
          lcl_eid_set = 1;
        }
      else if (unformat (input, "p %d w %d", &p, &w))
        {
          if (!curr_rloc)
            {
              errmsg ("No RLOC configured for setting priority/weight!");
              return -99;
            }
          curr_rloc->priority = p;
          curr_rloc->weight = w;
        }
      else if (unformat (input, "loc-pair %U %U", unformat_ip4_address,
                         &lcl_rloc4, unformat_ip4_address, &rmt_rloc4))
        {
          rloc.is_ip4 = 1;

          clib_memcpy (&rloc.addr, &lcl_rloc4, sizeof (lcl_rloc4));
          rloc.priority = rloc.weight = 0;
          vec_add1 (lcl_locs, rloc);

          clib_memcpy (&rloc.addr, &rmt_rloc4, sizeof (rmt_rloc4));
          vec_add1 (rmt_locs, rloc);
          /* priority and weight saved in rmt loc */
          curr_rloc = &rmt_locs[vec_len (rmt_locs) - 1];
        }
      else if (unformat (input, "loc-pair %U %U", unformat_ip6_address,
                         &lcl_rloc6, unformat_ip6_address, &rmt_rloc6))
        {
          rloc.is_ip4 = 0;
          clib_memcpy (&rloc.addr, &lcl_rloc6, sizeof (lcl_rloc6));
          rloc.priority = rloc.weight = 0;
          vec_add1 (lcl_locs, rloc);

          clib_memcpy (&rloc.addr, &rmt_rloc6, sizeof (rmt_rloc6));
          vec_add1 (rmt_locs, rloc);
          /* priority and weight saved in rmt loc */
          curr_rloc = &rmt_locs[vec_len (rmt_locs) - 1];
        }
      else if (unformat (input, "action %d", &action))
        {
          ;
        }
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (!rmt_eid_set)
    {
      errmsg ("remote eid addresses not set");
      return -99;
    }

  if (lcl_eid_set && rmt_eid->type != lcl_eid->type)
    {
      errmsg ("eid types don't match");
      return -99;
    }

  if (0 == rmt_locs && (u32) ~ 0 == action)
    {
      errmsg ("action not set for negative mapping");
      return -99;
    }

  /* Construct the API message */
  M (LISP_GPE_ADD_DEL_FWD_ENTRY, lisp_gpe_add_del_fwd_entry);

  mp->is_add = is_add;
  lisp_eid_put_vat (mp->rmt_eid, rmt_eid->addr, rmt_eid->type);
  lisp_eid_put_vat (mp->lcl_eid, lcl_eid->addr, lcl_eid->type);
  mp->eid_type = rmt_eid->type;
  mp->rmt_len = rmt_eid->len;
  mp->lcl_len = lcl_eid->len;
  mp->action = action;

  if (0 != rmt_locs && 0 != lcl_locs)
    {
      mp->loc_num = vec_len (rmt_locs);
      clib_memcpy (mp->lcl_locs, lcl_locs,
                   (sizeof (rloc_t) * vec_len (lcl_locs)));
      clib_memcpy (mp->rmt_locs, rmt_locs,
                   (sizeof (rloc_t) * vec_len (rmt_locs)));
    }
  vec_free (lcl_locs);
  vec_free (rmt_locs);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_add_del_map_server (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_map_server_t *mp;
  f64 timeout = ~0;
  u8 is_add = 1;
  u8 ipv4_set = 0;
  u8 ipv6_set = 0;
  ip4_address_t ipv4;
  ip6_address_t ipv6;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "%U", unformat_ip4_address, &ipv4))
        {
          ipv4_set = 1;
        }
      else if (unformat (input, "%U", unformat_ip6_address, &ipv6))
        {
          ipv6_set = 1;
        }
      else
        break;
    }

  if (ipv4_set && ipv6_set)
    {
      errmsg ("both eid v4 and v6 addresses set");
      return -99;
    }

  if (!ipv4_set && !ipv6_set)
    {
      errmsg ("eid addresses not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_ADD_DEL_MAP_SERVER, lisp_add_del_map_server);

  mp->is_add = is_add;
  if (ipv6_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->ip_address, &ipv6, sizeof (ipv6));
    }
  else
    {
      mp->is_ipv6 = 0;
      clib_memcpy (mp->ip_address, &ipv4, sizeof (ipv4));
    }

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_add_del_map_resolver (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_map_resolver_t *mp;
  f64 timeout = ~0;
  u8 is_add = 1;
  u8 ipv4_set = 0;
  u8 ipv6_set = 0;
  ip4_address_t ipv4;
  ip6_address_t ipv6;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "%U", unformat_ip4_address, &ipv4))
        {
          ipv4_set = 1;
        }
      else if (unformat (input, "%U", unformat_ip6_address, &ipv6))
        {
          ipv6_set = 1;
        }
      else
        break;
    }

  if (ipv4_set && ipv6_set)
    {
      errmsg ("both eid v4 and v6 addresses set");
      return -99;
    }

  if (!ipv4_set && !ipv6_set)
    {
      errmsg ("eid addresses not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_ADD_DEL_MAP_RESOLVER, lisp_add_del_map_resolver);

  mp->is_add = is_add;
  if (ipv6_set)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->ip_address, &ipv6, sizeof (ipv6));
    }
  else
    {
      mp->is_ipv6 = 0;
      clib_memcpy (mp->ip_address, &ipv4, sizeof (ipv4));
    }

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_gpe_enable_disable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_gpe_enable_disable_t *mp;
  f64 timeout = ~0;
  u8 is_set = 0;
  u8 is_en = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "enable"))
        {
          is_set = 1;
          is_en = 1;
        }
      else if (unformat (input, "disable"))
        {
          is_set = 1;
          is_en = 0;
        }
      else
        break;
    }

  if (is_set == 0)
    {
      errmsg ("Value not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_GPE_ENABLE_DISABLE, lisp_gpe_enable_disable);

  mp->is_en = is_en;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_rloc_probe_enable_disable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_rloc_probe_enable_disable_t *mp;
  f64 timeout = ~0;
  u8 is_set = 0;
  u8 is_en = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "enable"))
        {
          is_set = 1;
          is_en = 1;
        }
      else if (unformat (input, "disable"))
        is_set = 1;
      else
        break;
    }

  if (!is_set)
    {
      errmsg ("Value not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_RLOC_PROBE_ENABLE_DISABLE, lisp_rloc_probe_enable_disable);

  mp->is_enabled = is_en;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_map_register_enable_disable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_map_register_enable_disable_t *mp;
  f64 timeout = ~0;
  u8 is_set = 0;
  u8 is_en = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "enable"))
        {
          is_set = 1;
          is_en = 1;
        }
      else if (unformat (input, "disable"))
        is_set = 1;
      else
        break;
    }

  if (!is_set)
    {
      errmsg ("Value not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_MAP_REGISTER_ENABLE_DISABLE, lisp_map_register_enable_disable);

  mp->is_enabled = is_en;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_enable_disable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_enable_disable_t *mp;
  f64 timeout = ~0;
  u8 is_set = 0;
  u8 is_en = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "enable"))
        {
          is_set = 1;
          is_en = 1;
        }
      else if (unformat (input, "disable"))
        {
          is_set = 1;
        }
      else
        break;
    }

  if (!is_set)
    {
      errmsg ("Value not set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_ENABLE_DISABLE, lisp_enable_disable);

  mp->is_en = is_en;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_show_lisp_map_register_state (vat_main_t * vam)
{
  f64 timeout = ~0;
  vl_api_show_lisp_map_register_state_t *mp;

  M (SHOW_LISP_MAP_REGISTER_STATE, show_lisp_map_register_state);

  /* send */
  S;

  /* wait for reply */
  W;

  return 0;
}

static int
api_show_lisp_rloc_probe_state (vat_main_t * vam)
{
  f64 timeout = ~0;
  vl_api_show_lisp_rloc_probe_state_t *mp;

  M (SHOW_LISP_RLOC_PROBE_STATE, show_lisp_rloc_probe_state);

  /* send */
  S;

  /* wait for reply */
  W;

  return 0;
}

static int
api_show_lisp_map_request_mode (vat_main_t * vam)
{
  f64 timeout = ~0;
  vl_api_show_lisp_map_request_mode_t *mp;

  M (SHOW_LISP_MAP_REQUEST_MODE, show_lisp_map_request_mode);

  /* send */
  S;

  /* wait for reply */
  W;

  return 0;
}

static int
api_lisp_map_request_mode (vat_main_t * vam)
{
  f64 timeout = ~0;
  unformat_input_t *input = vam->input;
  vl_api_lisp_map_request_mode_t *mp;
  u8 mode = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "dst-only"))
        mode = 0;
      else if (unformat (input, "src-dst"))
        mode = 1;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  M (LISP_MAP_REQUEST_MODE, lisp_map_request_mode);

  mp->mode = mode;

  /* send */
  S;

  /* wait for reply */
  W;

  /* notreached */
  return 0;
}

/**
 * Enable/disable LISP proxy ITR.
 *
 * @param vam vpp API test context
 * @return return code
 */
static int
api_lisp_pitr_set_locator_set (vat_main_t * vam)
{
  f64 timeout = ~0;
  u8 ls_name_set = 0;
  unformat_input_t *input = vam->input;
  vl_api_lisp_pitr_set_locator_set_t *mp;
  u8 is_add = 1;
  u8 *ls_name = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        is_add = 0;
      else if (unformat (input, "locator-set %s", &ls_name))
        ls_name_set = 1;
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (!ls_name_set)
    {
      errmsg ("locator-set name not set!");
      return -99;
    }

  M (LISP_PITR_SET_LOCATOR_SET, lisp_pitr_set_locator_set);

  mp->is_add = is_add;
  clib_memcpy (mp->ls_name, ls_name, vec_len (ls_name));
  vec_free (ls_name);

  /* send */
  S;

  /* wait for reply */
  W;

  /* notreached */
  return 0;
}

static int
api_show_lisp_pitr (vat_main_t * vam)
{
  vl_api_show_lisp_pitr_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s", "lisp status:");
    }

  M (SHOW_LISP_PITR, show_lisp_pitr);
  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

/**
 * Add/delete mapping between vni and vrf
 */
static int
api_lisp_eid_table_add_del_map (vat_main_t * vam)
{
  f64 timeout = ~0;
  unformat_input_t *input = vam->input;
  vl_api_lisp_eid_table_add_del_map_t *mp;
  u8 is_add = 1, vni_set = 0, vrf_set = 0, bd_index_set = 0;
  u32 vni, vrf, bd_index;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        is_add = 0;
      else if (unformat (input, "vrf %d", &vrf))
        vrf_set = 1;
      else if (unformat (input, "bd_index %d", &bd_index))
        bd_index_set = 1;
      else if (unformat (input, "vni %d", &vni))
        vni_set = 1;
      else
        break;
    }

  if (!vni_set || (!vrf_set && !bd_index_set))
    {
      errmsg ("missing arguments!");
      return -99;
    }

  if (vrf_set && bd_index_set)
    {
      errmsg ("error: both vrf and bd entered!");
      return -99;
    }

  M (LISP_EID_TABLE_ADD_DEL_MAP, lisp_eid_table_add_del_map);

  mp->is_add = is_add;
  mp->vni = htonl (vni);
  mp->dp_table = vrf_set ? htonl (vrf) : htonl (bd_index);
  mp->is_l2 = bd_index_set;

  /* send */
  S;

  /* wait for reply */
  W;

  /* notreached */
  return 0;
}

uword
unformat_negative_mapping_action (unformat_input_t * input, va_list * args)
{
  u32 *action = va_arg (*args, u32 *);
  u8 *s = 0;

  if (unformat (input, "%s", &s))
    {
      if (!strcmp ((char *) s, "no-action"))
        action[0] = 0;
      else if (!strcmp ((char *) s, "natively-forward"))
        action[0] = 1;
      else if (!strcmp ((char *) s, "send-map-request"))
        action[0] = 2;
      else if (!strcmp ((char *) s, "drop"))
        action[0] = 3;
      else
        {
          clib_warning ("invalid action: '%s'", s);
          action[0] = 3;
        }
    }
  else
    return 0;

  vec_free (s);
  return 1;
}

/**
 * Add/del remote mapping to/from LISP control plane
 *
 * @param vam vpp API test context
 * @return return code
 */
static int
api_lisp_add_del_remote_mapping (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_remote_mapping_t *mp;
  f64 timeout = ~0;
  u32 vni = 0;
  lisp_eid_vat_t _eid, *eid = &_eid;
  lisp_eid_vat_t _seid, *seid = &_seid;
  u8 is_add = 1, del_all = 0, eid_set = 0, seid_set = 0;
  u32 action = ~0, p, w, data_len;
  ip4_address_t rloc4;
  ip6_address_t rloc6;
  rloc_t *rlocs = 0, rloc, *curr_rloc = 0;

  memset (&rloc, 0, sizeof (rloc));

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del-all"))
        {
          del_all = 1;
        }
      else if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "add"))
        {
          is_add = 1;
        }
      else if (unformat (input, "eid %U", unformat_lisp_eid_vat, eid))
        {
          eid_set = 1;
        }
      else if (unformat (input, "seid %U", unformat_lisp_eid_vat, seid))
        {
          seid_set = 1;
        }
      else if (unformat (input, "vni %d", &vni))
        {
          ;
        }
      else if (unformat (input, "p %d w %d", &p, &w))
        {
          if (!curr_rloc)
            {
              errmsg ("No RLOC configured for setting priority/weight!");
              return -99;
            }
          curr_rloc->priority = p;
          curr_rloc->weight = w;
        }
      else if (unformat (input, "rloc %U", unformat_ip4_address, &rloc4))
        {
          rloc.is_ip4 = 1;
          clib_memcpy (&rloc.addr, &rloc4, sizeof (rloc4));
          vec_add1 (rlocs, rloc);
          curr_rloc = &rlocs[vec_len (rlocs) - 1];
        }
      else if (unformat (input, "rloc %U", unformat_ip6_address, &rloc6))
        {
          rloc.is_ip4 = 0;
          clib_memcpy (&rloc.addr, &rloc6, sizeof (rloc6));
          vec_add1 (rlocs, rloc);
          curr_rloc = &rlocs[vec_len (rlocs) - 1];
        }
      else if (unformat (input, "action %U",
                         unformat_negative_mapping_action, &action))
        {
          ;
        }
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (0 == eid_set)
    {
      errmsg ("missing params!");
      return -99;
    }

  if (is_add && (~0 == action) && 0 == vec_len (rlocs))
    {
      errmsg ("no action set for negative map-reply!");
      return -99;
    }

  data_len = vec_len (rlocs) * sizeof (rloc_t);

  M2 (LISP_ADD_DEL_REMOTE_MAPPING, lisp_add_del_remote_mapping, data_len);
  mp->is_add = is_add;
  mp->vni = htonl (vni);
  mp->action = (u8) action;
  mp->is_src_dst = seid_set;
  mp->eid_len = eid->len;
  mp->seid_len = seid->len;
  mp->del_all = del_all;
  mp->eid_type = eid->type;
  lisp_eid_put_vat (mp->eid, eid->addr, eid->type);
  lisp_eid_put_vat (mp->seid, seid->addr, seid->type);

  mp->rloc_num = clib_host_to_net_u32 (vec_len (rlocs));
  clib_memcpy (mp->rlocs, rlocs, data_len);
  vec_free (rlocs);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

/**
 * Add/del LISP adjacency. Saves mapping in LISP control plane and updates
 * forwarding entries in data-plane accordingly.
 *
 * @param vam vpp API test context
 * @return return code
 */
static int
api_lisp_add_del_adjacency (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_adjacency_t *mp;
  f64 timeout = ~0;
  u32 vni = 0;
  ip4_address_t leid4, reid4;
  ip6_address_t leid6, reid6;
  u8 reid_mac[6] = { 0 };
  u8 leid_mac[6] = { 0 };
  u8 reid_type, leid_type;
  u32 leid_len = 0, reid_len = 0, len;
  u8 is_add = 1;

  leid_type = reid_type = (u8) ~ 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "add"))
        {
          is_add = 1;
        }
      else if (unformat (input, "reid %U/%d", unformat_ip4_address,
                         &reid4, &len))
        {
          reid_type = 0;        /* ipv4 */
          reid_len = len;
        }
      else if (unformat (input, "reid %U/%d", unformat_ip6_address,
                         &reid6, &len))
        {
          reid_type = 1;        /* ipv6 */
          reid_len = len;
        }
      else if (unformat (input, "reid %U", unformat_ethernet_address,
                         reid_mac))
        {
          reid_type = 2;        /* mac */
        }
      else if (unformat (input, "leid %U/%d", unformat_ip4_address,
                         &leid4, &len))
        {
          leid_type = 0;        /* ipv4 */
          leid_len = len;
        }
      else if (unformat (input, "leid %U/%d", unformat_ip6_address,
                         &leid6, &len))
        {
          leid_type = 1;        /* ipv6 */
          leid_len = len;
        }
      else if (unformat (input, "leid %U", unformat_ethernet_address,
                         leid_mac))
        {
          leid_type = 2;        /* mac */
        }
      else if (unformat (input, "vni %d", &vni))
        {
          ;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if ((u8) ~ 0 == reid_type)
    {
      errmsg ("missing params!");
      return -99;
    }

  if (leid_type != reid_type)
    {
      errmsg ("remote and local EIDs are of different types!");
      return -99;
    }

  M (LISP_ADD_DEL_ADJACENCY, lisp_add_del_adjacency);
  mp->is_add = is_add;
  mp->vni = htonl (vni);
  mp->leid_len = leid_len;
  mp->reid_len = reid_len;
  mp->eid_type = reid_type;

  switch (mp->eid_type)
    {
    case 0:
      clib_memcpy (mp->leid, &leid4, sizeof (leid4));
      clib_memcpy (mp->reid, &reid4, sizeof (reid4));
      break;
    case 1:
      clib_memcpy (mp->leid, &leid6, sizeof (leid6));
      clib_memcpy (mp->reid, &reid6, sizeof (reid6));
      break;
    case 2:
      clib_memcpy (mp->leid, leid_mac, 6);
      clib_memcpy (mp->reid, reid_mac, 6);
      break;
    default:
      errmsg ("unknown EID type %d!", mp->eid_type);
      return 0;
    }

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_gpe_add_del_iface (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_gpe_add_del_iface_t *mp;
  f64 timeout = ~0;
  u8 action_set = 0, is_add = 1, is_l2 = 0, dp_table_set = 0, vni_set = 0;
  u32 dp_table = 0, vni = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "up"))
        {
          action_set = 1;
          is_add = 1;
        }
      else if (unformat (input, "down"))
        {
          action_set = 1;
          is_add = 0;
        }
      else if (unformat (input, "table_id %d", &dp_table))
        {
          dp_table_set = 1;
        }
      else if (unformat (input, "bd_id %d", &dp_table))
        {
          dp_table_set = 1;
          is_l2 = 1;
        }
      else if (unformat (input, "vni %d", &vni))
        {
          vni_set = 1;
        }
      else
        break;
    }

  if (action_set == 0)
    {
      errmsg ("Action not set");
      return -99;
    }
  if (dp_table_set == 0 || vni_set == 0)
    {
      errmsg ("vni and dp_table must be set");
      return -99;
    }

  /* Construct the API message */
  M (LISP_GPE_ADD_DEL_IFACE, lisp_gpe_add_del_iface);

  mp->is_add = is_add;
  mp->dp_table = dp_table;
  mp->is_l2 = is_l2;
  mp->vni = vni;

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

/**
 * Add/del map request itr rlocs from LISP control plane and updates
 *
 * @param vam vpp API test context
 * @return return code
 */
static int
api_lisp_add_del_map_request_itr_rlocs (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_add_del_map_request_itr_rlocs_t *mp;
  f64 timeout = ~0;
  u8 *locator_set_name = 0;
  u8 locator_set_name_set = 0;
  u8 is_add = 1;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "del"))
        {
          is_add = 0;
        }
      else if (unformat (input, "%_%v%_", &locator_set_name))
        {
          locator_set_name_set = 1;
        }
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (is_add && !locator_set_name_set)
    {
      errmsg ("itr-rloc is not set!");
      return -99;
    }

  if (is_add && vec_len (locator_set_name) > 64)
    {
      errmsg ("itr-rloc locator-set name too long");
      vec_free (locator_set_name);
      return -99;
    }

  M (LISP_ADD_DEL_MAP_REQUEST_ITR_RLOCS, lisp_add_del_map_request_itr_rlocs);
  mp->is_add = is_add;
  if (is_add)
    {
      clib_memcpy (mp->locator_set_name, locator_set_name,
                   vec_len (locator_set_name));
    }
  else
    {
      memset (mp->locator_set_name, 0, sizeof (mp->locator_set_name));
    }
  vec_free (locator_set_name);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_locator_dump (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_lisp_locator_dump_t *mp;
  f64 timeout = ~0;
  u8 is_index_set = 0, is_name_set = 0;
  u8 *ls_name = 0;
  u32 ls_index = ~0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "ls_name %_%v%_", &ls_name))
        {
          is_name_set = 1;
        }
      else if (unformat (input, "ls_index %d", &ls_index))
        {
          is_index_set = 1;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (!is_index_set && !is_name_set)
    {
      errmsg ("error: expected one of index or name!");
      return -99;
    }

  if (is_index_set && is_name_set)
    {
      errmsg ("error: only one param expected!");
      return -99;
    }

  if (vec_len (ls_name) > 62)
    {
      errmsg ("error: locator set name too long!");
      return -99;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%=16s%=16s%=16s", "locator", "priority", "weight");
    }

  M (LISP_LOCATOR_DUMP, lisp_locator_dump);
  mp->is_index_set = is_index_set;

  if (is_index_set)
    mp->ls_index = clib_host_to_net_u32 (ls_index);
  else
    {
      vec_add1 (ls_name, 0);
      strncpy ((char *) mp->ls_name, (char *) ls_name,
               sizeof (mp->ls_name) - 1);
    }

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_locator_set_dump (vat_main_t * vam)
{
  vl_api_lisp_locator_set_dump_t *mp;
  unformat_input_t *input = vam->input;
  f64 timeout = ~0;
  u8 filter = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "local"))
        {
          filter = 1;
        }
      else if (unformat (input, "remote"))
        {
          filter = 2;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%=10s%=15s", "ls_index", "ls_name");
    }

  M (LISP_LOCATOR_SET_DUMP, lisp_locator_set_dump);

  mp->filter = filter;

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_eid_table_map_dump (vat_main_t * vam)
{
  u8 is_l2 = 0;
  u8 mode_set = 0;
  unformat_input_t *input = vam->input;
  vl_api_lisp_eid_table_map_dump_t *mp;
  f64 timeout = ~0;

  /* Parse args required to build the message */
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "l2"))
        {
          is_l2 = 1;
          mode_set = 1;
        }
      else if (unformat (input, "l3"))
        {
          is_l2 = 0;
          mode_set = 1;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, input);
          return -99;
        }
    }

  if (!mode_set)
    {
      errmsg ("expected one of 'l2' or 'l3' parameter!");
      return -99;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%=10s%=10s", "VNI", is_l2 ? "BD" : "VRF");
    }

  M (LISP_EID_TABLE_MAP_DUMP, lisp_eid_table_map_dump);
  mp->is_l2 = is_l2;

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_eid_table_vni_dump (vat_main_t * vam)
{
  vl_api_lisp_eid_table_vni_dump_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "VNI");
    }

  M (LISP_EID_TABLE_VNI_DUMP, lisp_eid_table_vni_dump);

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_eid_table_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_lisp_eid_table_dump_t *mp;
  f64 timeout = ~0;
  struct in_addr ip4;
  struct in6_addr ip6;
  u8 mac[6];
  u8 eid_type = ~0, eid_set = 0;
  u32 prefix_length = ~0, t, vni = 0;
  u8 filter = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "eid %U/%d", unformat_ip4_address, &ip4, &t))
        {
          eid_set = 1;
          eid_type = 0;
          prefix_length = t;
        }
      else if (unformat (i, "eid %U/%d", unformat_ip6_address, &ip6, &t))
        {
          eid_set = 1;
          eid_type = 1;
          prefix_length = t;
        }
      else if (unformat (i, "eid %U", unformat_ethernet_address, mac))
        {
          eid_set = 1;
          eid_type = 2;
        }
      else if (unformat (i, "vni %d", &t))
        {
          vni = t;
        }
      else if (unformat (i, "local"))
        {
          filter = 1;
        }
      else if (unformat (i, "remote"))
        {
          filter = 2;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%-35s%-20s%-30s%-20s%-20s%-10s%-20s", "EID",
             "type", "ls_index", "ttl", "authoritative", "key_id", "key");
    }

  M (LISP_EID_TABLE_DUMP, lisp_eid_table_dump);

  mp->filter = filter;
  if (eid_set)
    {
      mp->eid_set = 1;
      mp->vni = htonl (vni);
      mp->eid_type = eid_type;
      switch (eid_type)
        {
        case 0:
          mp->prefix_length = prefix_length;
          clib_memcpy (mp->eid, &ip4, sizeof (ip4));
          break;
        case 1:
          mp->prefix_length = prefix_length;
          clib_memcpy (mp->eid, &ip6, sizeof (ip6));
          break;
        case 2:
          clib_memcpy (mp->eid, mac, sizeof (mac));
          break;
        default:
          errmsg ("unknown EID type %d!", eid_type);
          return -99;
        }
    }

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_gpe_tunnel_dump (vat_main_t * vam)
{
  vl_api_lisp_gpe_tunnel_dump_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s%=30s%=16s%=16s%=16s%=16s"
             "%=16s%=16s%=16s%=16s%=16s",
             "Tunel", "Source", "Destination", "Fib encap", "Fib decap",
             "Decap next", "Lisp version", "Flags", "Next protocol",
             "ver_res", "res", "iid");
    }

  M (LISP_GPE_TUNNEL_DUMP, lisp_gpe_tunnel_dump);
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_adjacencies_get (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_lisp_adjacencies_get_t *mp;
  f64 timeout = ~0;
  u8 vni_set = 0;
  u32 vni = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "vni %d", &vni))
        {
          vni_set = 1;
        }
      else
        {
          errmsg ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (!vni_set)
    {
      errmsg ("vni not set!");
      return -99;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%s %40s", "leid", "reid");
    }

  M (LISP_ADJACENCIES_GET, lisp_adjacencies_get);
  mp->vni = clib_host_to_net_u32 (vni);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_map_server_dump (vat_main_t * vam)
{
  vl_api_lisp_map_server_dump_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s", "Map server");
    }

  M (LISP_MAP_SERVER_DUMP, lisp_map_server_dump);
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_map_resolver_dump (vat_main_t * vam)
{
  vl_api_lisp_map_resolver_dump_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s", "Map resolver");
    }

  M (LISP_MAP_RESOLVER_DUMP, lisp_map_resolver_dump);
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_show_lisp_status (vat_main_t * vam)
{
  vl_api_show_lisp_status_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%-20s%-16s", "lisp status", "locator-set");
    }

  M (SHOW_LISP_STATUS, show_lisp_status);
  /* send it... */
  S;
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_lisp_get_map_request_itr_rlocs (vat_main_t * vam)
{
  vl_api_lisp_get_map_request_itr_rlocs_t *mp;
  f64 timeout = ~0;

  if (!vam->json_output)
    {
      print (vam->ofp, "%=20s", "itr-rlocs:");
    }

  M (LISP_GET_MAP_REQUEST_ITR_RLOCS, lisp_get_map_request_itr_rlocs);
  /* send it... */
  S;
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_af_packet_create (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_af_packet_create_t *mp;
  f64 timeout;
  u8 *host_if_name = 0;
  u8 hw_addr[6];
  u8 random_hw_addr = 1;

  memset (hw_addr, 0, sizeof (hw_addr));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %s", &host_if_name))
        vec_add1 (host_if_name, 0);
      else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
        random_hw_addr = 0;
      else
        break;
    }

  if (!vec_len (host_if_name))
    {
      errmsg ("host-interface name must be specified");
      return -99;
    }

  if (vec_len (host_if_name) > 64)
    {
      errmsg ("host-interface name too long");
      return -99;
    }

  M (AF_PACKET_CREATE, af_packet_create);

  clib_memcpy (mp->host_if_name, host_if_name, vec_len (host_if_name));
  clib_memcpy (mp->hw_addr, hw_addr, 6);
  mp->use_random_hw_addr = random_hw_addr;
  vec_free (host_if_name);

  S;
  W2 (fprintf (vam->ofp, " new sw_if_index = %d ", vam->sw_if_index));
  /* NOTREACHED */
  return 0;
}

static int
api_af_packet_delete (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_af_packet_delete_t *mp;
  f64 timeout;
  u8 *host_if_name = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %s", &host_if_name))
        vec_add1 (host_if_name, 0);
      else
        break;
    }

  if (!vec_len (host_if_name))
    {
      errmsg ("host-interface name must be specified");
      return -99;
    }

  if (vec_len (host_if_name) > 64)
    {
      errmsg ("host-interface name too long");
      return -99;
    }

  M (AF_PACKET_DELETE, af_packet_delete);

  clib_memcpy (mp->host_if_name, host_if_name, vec_len (host_if_name));
  vec_free (host_if_name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_policer_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_policer_add_del_t *mp;
  f64 timeout;
  u8 is_add = 1;
  u8 *name = 0;
  u32 cir = 0;
  u32 eir = 0;
  u64 cb = 0;
  u64 eb = 0;
  u8 rate_type = 0;
  u8 round_type = 0;
  u8 type = 0;
  u8 color_aware = 0;
  sse2_qos_pol_action_params_st conform_action, exceed_action, violate_action;

  conform_action.action_type = SSE2_QOS_ACTION_TRANSMIT;
  conform_action.dscp = 0;
  exceed_action.action_type = SSE2_QOS_ACTION_MARK_AND_TRANSMIT;
  exceed_action.dscp = 0;
  violate_action.action_type = SSE2_QOS_ACTION_DROP;
  violate_action.dscp = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "name %s", &name))
        vec_add1 (name, 0);
      else if (unformat (i, "cir %u", &cir))
        ;
      else if (unformat (i, "eir %u", &eir))
        ;
      else if (unformat (i, "cb %u", &cb))
        ;
      else if (unformat (i, "eb %u", &eb))
        ;
      else if (unformat (i, "rate_type %U", unformat_policer_rate_type,
                         &rate_type))
        ;
      else if (unformat (i, "round_type %U", unformat_policer_round_type,
                         &round_type))
        ;
      else if (unformat (i, "type %U", unformat_policer_type, &type))
        ;
      else if (unformat (i, "conform_action %U", unformat_policer_action_type,
                         &conform_action))
        ;
      else if (unformat (i, "exceed_action %U", unformat_policer_action_type,
                         &exceed_action))
        ;
      else if (unformat (i, "violate_action %U", unformat_policer_action_type,
                         &violate_action))
        ;
      else if (unformat (i, "color-aware"))
        color_aware = 1;
      else
        break;
    }

  if (!vec_len (name))
    {
      errmsg ("policer name must be specified");
      return -99;
    }

  if (vec_len (name) > 64)
    {
      errmsg ("policer name too long");
      return -99;
    }

  M (POLICER_ADD_DEL, policer_add_del);

  clib_memcpy (mp->name, name, vec_len (name));
  vec_free (name);
  mp->is_add = is_add;
  mp->cir = cir;
  mp->eir = eir;
  mp->cb = cb;
  mp->eb = eb;
  mp->rate_type = rate_type;
  mp->round_type = round_type;
  mp->type = type;
  mp->conform_action_type = conform_action.action_type;
  mp->conform_dscp = conform_action.dscp;
  mp->exceed_action_type = exceed_action.action_type;
  mp->exceed_dscp = exceed_action.dscp;
  mp->violate_action_type = violate_action.action_type;
  mp->violate_dscp = violate_action.dscp;
  mp->color_aware = color_aware;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_policer_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_policer_dump_t *mp;
  f64 timeout = ~0;
  u8 *match_name = 0;
  u8 match_name_valid = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %s", &match_name))
        {
          vec_add1 (match_name, 0);
          match_name_valid = 1;
        }
      else
        break;
    }

  M (POLICER_DUMP, policer_dump);
  mp->match_name_valid = match_name_valid;
  clib_memcpy (mp->match_name, match_name, vec_len (match_name));
  vec_free (match_name);
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_policer_classify_set_interface (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_policer_classify_set_interface_t *mp;
  f64 timeout;
  u32 sw_if_index;
  int sw_if_index_set;
  u32 ip4_table_index = ~0;
  u32 ip6_table_index = ~0;
  u32 l2_table_index = ~0;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "ip4-table %d", &ip4_table_index))
        ;
      else if (unformat (i, "ip6-table %d", &ip6_table_index))
        ;
      else if (unformat (i, "l2-table %d", &l2_table_index))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (POLICER_CLASSIFY_SET_INTERFACE, policer_classify_set_interface);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->ip4_table_index = ntohl (ip4_table_index);
  mp->ip6_table_index = ntohl (ip6_table_index);
  mp->l2_table_index = ntohl (l2_table_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_policer_classify_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_policer_classify_dump_t *mp;
  f64 timeout = ~0;
  u8 type = POLICER_CLASSIFY_N_TABLES;

  if (unformat (i, "type %U", unformat_policer_classify_table_type, &type))
    ;
  else
    {
      errmsg ("classify table type must be specified");
      return -99;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%10s%20s", "Intfc idx", "Classify table");
    }

  M (POLICER_CLASSIFY_DUMP, policer_classify_dump);
  mp->type = type;
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_netmap_create (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_netmap_create_t *mp;
  f64 timeout;
  u8 *if_name = 0;
  u8 hw_addr[6];
  u8 random_hw_addr = 1;
  u8 is_pipe = 0;
  u8 is_master = 0;

  memset (hw_addr, 0, sizeof (hw_addr));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %s", &if_name))
        vec_add1 (if_name, 0);
      else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
        random_hw_addr = 0;
      else if (unformat (i, "pipe"))
        is_pipe = 1;
      else if (unformat (i, "master"))
        is_master = 1;
      else if (unformat (i, "slave"))
        is_master = 0;
      else
        break;
    }

  if (!vec_len (if_name))
    {
      errmsg ("interface name must be specified");
      return -99;
    }

  if (vec_len (if_name) > 64)
    {
      errmsg ("interface name too long");
      return -99;
    }

  M (NETMAP_CREATE, netmap_create);

  clib_memcpy (mp->netmap_if_name, if_name, vec_len (if_name));
  clib_memcpy (mp->hw_addr, hw_addr, 6);
  mp->use_random_hw_addr = random_hw_addr;
  mp->is_pipe = is_pipe;
  mp->is_master = is_master;
  vec_free (if_name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_netmap_delete (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_netmap_delete_t *mp;
  f64 timeout;
  u8 *if_name = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "name %s", &if_name))
        vec_add1 (if_name, 0);
      else
        break;
    }

  if (!vec_len (if_name))
    {
      errmsg ("interface name must be specified");
      return -99;
    }

  if (vec_len (if_name) > 64)
    {
      errmsg ("interface name too long");
      return -99;
    }

  M (NETMAP_DELETE, netmap_delete);

  clib_memcpy (mp->netmap_if_name, if_name, vec_len (if_name));
  vec_free (if_name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_mpls_tunnel_details_t_handler
  (vl_api_mpls_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  i32 len = mp->mt_next_hop_n_labels;
  i32 i;

  print (vam->ofp, "[%d]: via %U %d labels ",
         mp->tunnel_index,
         format_ip4_address, mp->mt_next_hop,
         ntohl (mp->mt_next_hop_sw_if_index));
  for (i = 0; i < len; i++)
    {
      print (vam->ofp, "%u ", ntohl (mp->mt_next_hop_out_labels[i]));
    }
  print (vam->ofp, "");
}

static void vl_api_mpls_tunnel_details_t_handler_json
  (vl_api_mpls_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in_addr ip4;
  i32 i;
  i32 len = mp->mt_next_hop_n_labels;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "tunnel_index", ntohl (mp->tunnel_index));
  clib_memcpy (&ip4, &(mp->mt_next_hop), sizeof (ip4));
  vat_json_object_add_ip4 (node, "next_hop", ip4);
  vat_json_object_add_uint (node, "next_hop_sw_if_index",
                            ntohl (mp->mt_next_hop_sw_if_index));
  vat_json_object_add_uint (node, "l2_only", ntohl (mp->mt_l2_only));
  vat_json_object_add_uint (node, "label_count", len);
  for (i = 0; i < len; i++)
    {
      vat_json_object_add_uint (node, "label",
                                ntohl (mp->mt_next_hop_out_labels[i]));
    }
}

static int
api_mpls_tunnel_dump (vat_main_t * vam)
{
  vl_api_mpls_tunnel_dump_t *mp;
  f64 timeout;
  i32 index = -1;

  /* Parse args required to build the message */
  while (unformat_check_input (vam->input) != UNFORMAT_END_OF_INPUT)
    {
      if (!unformat (vam->input, "tunnel_index %d", &index))
        {
          index = -1;
          break;
        }
    }

  print (vam->ofp, "  tunnel_index %d", index);

  M (MPLS_TUNNEL_DUMP, mpls_tunnel_dump);
  mp->tunnel_index = htonl (index);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

#define vl_api_mpls_fib_details_t_endian vl_noop_handler
#define vl_api_mpls_fib_details_t_print vl_noop_handler

static void
vl_api_mpls_fib_details_t_handler (vl_api_mpls_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vl_api_fib_path2_t *fp;
  int i;

  print (vam->ofp,
         "table-id %d, label %u, ess_bit %u",
         ntohl (mp->table_id), ntohl (mp->label), mp->eos_bit);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      if (fp->afi == IP46_TYPE_IP6)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip6_address, fp->next_hop);
      else if (fp->afi == IP46_TYPE_IP4)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip4_address, fp->next_hop);
      fp++;
    }
}

static void vl_api_mpls_fib_details_t_handler_json
  (vl_api_mpls_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vat_json_node_t *node = NULL;
  struct in_addr ip4;
  struct in6_addr ip6;
  vl_api_fib_path2_t *fp;
  int i;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "table", ntohl (mp->table_id));
  vat_json_object_add_uint (node, "s_bit", mp->eos_bit);
  vat_json_object_add_uint (node, "label", ntohl (mp->label));
  vat_json_object_add_uint (node, "path_count", count);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      vat_json_object_add_uint (node, "weight", ntohl (fp->weight));
      vat_json_object_add_uint (node, "sw_if_index", ntohl (fp->sw_if_index));
      vat_json_object_add_uint (node, "is_local", fp->is_local);
      vat_json_object_add_uint (node, "is_drop", fp->is_drop);
      vat_json_object_add_uint (node, "is_unreach", fp->is_unreach);
      vat_json_object_add_uint (node, "is_prohibit", fp->is_prohibit);
      vat_json_object_add_uint (node, "next_hop_afi", fp->afi);
      if (fp->afi == IP46_TYPE_IP4)
        {
          clib_memcpy (&ip4, &fp->next_hop, sizeof (ip4));
          vat_json_object_add_ip4 (node, "next_hop", ip4);
        }
      else if (fp->afi == IP46_TYPE_IP6)
        {
          clib_memcpy (&ip6, &fp->next_hop, sizeof (ip6));
          vat_json_object_add_ip6 (node, "next_hop", ip6);
        }
    }
}

static int
api_mpls_fib_dump (vat_main_t * vam)
{
  vl_api_mpls_fib_dump_t *mp;
  f64 timeout;

  M (MPLS_FIB_DUMP, mpls_fib_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

#define vl_api_ip_fib_details_t_endian vl_noop_handler
#define vl_api_ip_fib_details_t_print vl_noop_handler

static void
vl_api_ip_fib_details_t_handler (vl_api_ip_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vl_api_fib_path_t *fp;
  int i;

  print (vam->ofp,
         "table-id %d, prefix %U/%d",
         ntohl (mp->table_id), format_ip4_address, mp->address,
         mp->address_length);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      if (fp->afi == IP46_TYPE_IP6)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip6_address, fp->next_hop);
      else if (fp->afi == IP46_TYPE_IP4)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip4_address, fp->next_hop);
      fp++;
    }
}

static void vl_api_ip_fib_details_t_handler_json
  (vl_api_ip_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vat_json_node_t *node = NULL;
  struct in_addr ip4;
  struct in6_addr ip6;
  vl_api_fib_path_t *fp;
  int i;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "table", ntohl (mp->table_id));
  clib_memcpy (&ip4, &mp->address, sizeof (ip4));
  vat_json_object_add_ip4 (node, "prefix", ip4);
  vat_json_object_add_uint (node, "mask_length", mp->address_length);
  vat_json_object_add_uint (node, "path_count", count);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      vat_json_object_add_uint (node, "weight", ntohl (fp->weight));
      vat_json_object_add_uint (node, "sw_if_index", ntohl (fp->sw_if_index));
      vat_json_object_add_uint (node, "is_local", fp->is_local);
      vat_json_object_add_uint (node, "is_drop", fp->is_drop);
      vat_json_object_add_uint (node, "is_unreach", fp->is_unreach);
      vat_json_object_add_uint (node, "is_prohibit", fp->is_prohibit);
      vat_json_object_add_uint (node, "next_hop_afi", fp->afi);
      if (fp->afi == IP46_TYPE_IP4)
        {
          clib_memcpy (&ip4, &fp->next_hop, sizeof (ip4));
          vat_json_object_add_ip4 (node, "next_hop", ip4);
        }
      else if (fp->afi == IP46_TYPE_IP6)
        {
          clib_memcpy (&ip6, &fp->next_hop, sizeof (ip6));
          vat_json_object_add_ip6 (node, "next_hop", ip6);
        }
    }
}

static int
api_ip_fib_dump (vat_main_t * vam)
{
  vl_api_ip_fib_dump_t *mp;
  f64 timeout;

  M (IP_FIB_DUMP, ip_fib_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static void vl_api_ip_neighbor_details_t_handler
  (vl_api_ip_neighbor_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%c %U %U",
         (mp->is_static) ? 'S' : 'D',
         format_ethernet_address, &mp->mac_address,
         (mp->is_ipv6) ? format_ip6_address : format_ip4_address,
         &mp->ip_address);
}

static void vl_api_ip_neighbor_details_t_handler_json
  (vl_api_ip_neighbor_details_t * mp)
{

  vat_main_t *vam = &vat_main;
  vat_json_node_t *node;
  struct in_addr ip4;
  struct in6_addr ip6;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_string_copy (node, "flag",
                                   (mp->is_static) ? (u8 *) "static" : (u8 *)
                                   "dynamic");

  vat_json_object_add_string_copy (node, "link_layer",
                                   format (0, "%U", format_ethernet_address,
                                           &mp->mac_address));

  if (mp->is_ipv6)
    {
      clib_memcpy (&ip6, &mp->ip_address, sizeof (ip6));
      vat_json_object_add_ip6 (node, "ip_address", ip6);
    }
  else
    {
      clib_memcpy (&ip4, &mp->ip_address, sizeof (ip4));
      vat_json_object_add_ip4 (node, "ip_address", ip4);
    }
}

static int
api_ip_neighbor_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ip_neighbor_dump_t *mp;
  f64 timeout;
  u8 is_ipv6 = 0;
  u32 sw_if_index = ~0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "ip6"))
        is_ipv6 = 1;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (IP_NEIGHBOR_DUMP, ip_neighbor_dump);
  mp->is_ipv6 = (u8) is_ipv6;
  mp->sw_if_index = ntohl (sw_if_index);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

#define vl_api_ip6_fib_details_t_endian vl_noop_handler
#define vl_api_ip6_fib_details_t_print vl_noop_handler

static void
vl_api_ip6_fib_details_t_handler (vl_api_ip6_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vl_api_fib_path_t *fp;
  int i;

  print (vam->ofp,
         "table-id %d, prefix %U/%d",
         ntohl (mp->table_id), format_ip6_address, mp->address,
         mp->address_length);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      if (fp->afi == IP46_TYPE_IP6)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip6_address, fp->next_hop);
      else if (fp->afi == IP46_TYPE_IP4)
        print (vam->ofp,
               "  weight %d, sw_if_index %d, is_local %d, is_drop %d, "
               "is_unreach %d, is_prohitbit %d, afi %d, next_hop %U",
               ntohl (fp->weight), ntohl (fp->sw_if_index), fp->is_local,
               fp->is_drop, fp->is_unreach, fp->is_prohibit, fp->afi,
               format_ip4_address, fp->next_hop);
      fp++;
    }
}

static void vl_api_ip6_fib_details_t_handler_json
  (vl_api_ip6_fib_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  int count = ntohl (mp->count);
  vat_json_node_t *node = NULL;
  struct in_addr ip4;
  struct in6_addr ip6;
  vl_api_fib_path_t *fp;
  int i;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "table", ntohl (mp->table_id));
  clib_memcpy (&ip6, &mp->address, sizeof (ip6));
  vat_json_object_add_ip6 (node, "prefix", ip6);
  vat_json_object_add_uint (node, "mask_length", mp->address_length);
  vat_json_object_add_uint (node, "path_count", count);
  fp = mp->path;
  for (i = 0; i < count; i++)
    {
      vat_json_object_add_uint (node, "weight", ntohl (fp->weight));
      vat_json_object_add_uint (node, "sw_if_index", ntohl (fp->sw_if_index));
      vat_json_object_add_uint (node, "is_local", fp->is_local);
      vat_json_object_add_uint (node, "is_drop", fp->is_drop);
      vat_json_object_add_uint (node, "is_unreach", fp->is_unreach);
      vat_json_object_add_uint (node, "is_prohibit", fp->is_prohibit);
      vat_json_object_add_uint (node, "next_hop_afi", fp->afi);
      if (fp->afi == IP46_TYPE_IP4)
        {
          clib_memcpy (&ip4, &fp->next_hop, sizeof (ip4));
          vat_json_object_add_ip4 (node, "next_hop", ip4);
        }
      else if (fp->afi == IP46_TYPE_IP6)
        {
          clib_memcpy (&ip6, &fp->next_hop, sizeof (ip6));
          vat_json_object_add_ip6 (node, "next_hop", ip6);
        }
    }
}

static int
api_ip6_fib_dump (vat_main_t * vam)
{
  vl_api_ip6_fib_dump_t *mp;
  f64 timeout;

  M (IP6_FIB_DUMP, ip6_fib_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

int
api_classify_table_ids (vat_main_t * vam)
{
  vl_api_classify_table_ids_t *mp;
  f64 timeout;

  /* Construct the API message */
  M (CLASSIFY_TABLE_IDS, classify_table_ids);
  mp->context = 0;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_classify_table_by_interface (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_classify_table_by_interface_t *mp;
  f64 timeout;

  u32 sw_if_index = ~0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (input, "sw_if_index %d", &sw_if_index))
        ;
      else
        break;
    }
  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (CLASSIFY_TABLE_BY_INTERFACE, classify_table_by_interface);
  mp->context = 0;
  mp->sw_if_index = ntohl (sw_if_index);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_classify_table_info (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_classify_table_info_t *mp;
  f64 timeout;

  u32 table_id = ~0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "table_id %d", &table_id))
        ;
      else
        break;
    }
  if (table_id == ~0)
    {
      errmsg ("missing table id");
      return -99;
    }

  /* Construct the API message */
  M (CLASSIFY_TABLE_INFO, classify_table_info);
  mp->context = 0;
  mp->table_id = ntohl (table_id);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_classify_session_dump (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_classify_session_dump_t *mp;
  f64 timeout;

  u32 table_id = ~0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "table_id %d", &table_id))
        ;
      else
        break;
    }
  if (table_id == ~0)
    {
      errmsg ("missing table id");
      return -99;
    }

  /* Construct the API message */
  M (CLASSIFY_SESSION_DUMP, classify_session_dump);
  mp->context = 0;
  mp->table_id = ntohl (table_id);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
  /* NOTREACHED */
  return 0;
}

static void
vl_api_ipfix_exporter_details_t_handler (vl_api_ipfix_exporter_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "collector_address %U, collector_port %d, "
         "src_address %U, vrf_id %d, path_mtu %u, "
         "template_interval %u, udp_checksum %d",
         format_ip4_address, mp->collector_address,
         ntohs (mp->collector_port),
         format_ip4_address, mp->src_address,
         ntohl (mp->vrf_id), ntohl (mp->path_mtu),
         ntohl (mp->template_interval), mp->udp_checksum);

  vam->retval = 0;
  vam->result_ready = 1;
}

static void
  vl_api_ipfix_exporter_details_t_handler_json
  (vl_api_ipfix_exporter_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;
  struct in_addr collector_address;
  struct in_addr src_address;

  vat_json_init_object (&node);
  clib_memcpy (&collector_address, &mp->collector_address,
               sizeof (collector_address));
  vat_json_object_add_ip4 (&node, "collector_address", collector_address);
  vat_json_object_add_uint (&node, "collector_port",
                            ntohs (mp->collector_port));
  clib_memcpy (&src_address, &mp->src_address, sizeof (src_address));
  vat_json_object_add_ip4 (&node, "src_address", src_address);
  vat_json_object_add_int (&node, "vrf_id", ntohl (mp->vrf_id));
  vat_json_object_add_uint (&node, "path_mtu", ntohl (mp->path_mtu));
  vat_json_object_add_uint (&node, "template_interval",
                            ntohl (mp->template_interval));
  vat_json_object_add_int (&node, "udp_checksum", mp->udp_checksum);

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);
  vam->retval = 0;
  vam->result_ready = 1;
}

int
api_ipfix_exporter_dump (vat_main_t * vam)
{
  vl_api_ipfix_exporter_dump_t *mp;
  f64 timeout;

  /* Construct the API message */
  M (IPFIX_EXPORTER_DUMP, ipfix_exporter_dump);
  mp->context = 0;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_ipfix_classify_stream_dump (vat_main_t * vam)
{
  vl_api_ipfix_classify_stream_dump_t *mp;
  f64 timeout;

  /* Construct the API message */
  M (IPFIX_CLASSIFY_STREAM_DUMP, ipfix_classify_stream_dump);
  mp->context = 0;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void
  vl_api_ipfix_classify_stream_details_t_handler
  (vl_api_ipfix_classify_stream_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  print (vam->ofp, "domain_id %d, src_port %d",
         ntohl (mp->domain_id), ntohs (mp->src_port));
  vam->retval = 0;
  vam->result_ready = 1;
}

static void
  vl_api_ipfix_classify_stream_details_t_handler_json
  (vl_api_ipfix_classify_stream_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t node;

  vat_json_init_object (&node);
  vat_json_object_add_uint (&node, "domain_id", ntohl (mp->domain_id));
  vat_json_object_add_uint (&node, "src_port", ntohs (mp->src_port));

  vat_json_print (vam->ofp, &node);
  vat_json_free (&node);
  vam->retval = 0;
  vam->result_ready = 1;
}

static int
api_ipfix_classify_table_dump (vat_main_t * vam)
{
  vl_api_ipfix_classify_table_dump_t *mp;
  f64 timeout;

  if (!vam->json_output)
    {
      print (vam->ofp, "%15s%15s%20s", "table_id", "ip_version",
             "transport_protocol");
    }

  /* Construct the API message */
  M (IPFIX_CLASSIFY_TABLE_DUMP, ipfix_classify_table_dump);

  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static void
  vl_api_ipfix_classify_table_details_t_handler
  (vl_api_ipfix_classify_table_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  print (vam->ofp, "%15d%15d%20d", ntohl (mp->table_id), mp->ip_version,
         mp->transport_protocol);
}

static void
  vl_api_ipfix_classify_table_details_t_handler_json
  (vl_api_ipfix_classify_table_details_t * mp)
{
  vat_json_node_t *node = NULL;
  vat_main_t *vam = &vat_main;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }

  node = vat_json_array_add (&vam->json_tree);
  vat_json_init_object (node);

  vat_json_object_add_uint (node, "table_id", ntohl (mp->table_id));
  vat_json_object_add_uint (node, "ip_version", mp->ip_version);
  vat_json_object_add_uint (node, "transport_protocol",
                            mp->transport_protocol);
}

static int
api_sw_interface_span_enable_disable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_span_enable_disable_t *mp;
  f64 timeout;
  u32 src_sw_if_index = ~0;
  u32 dst_sw_if_index = ~0;
  u8 state = 3;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat
          (i, "src %U", api_unformat_sw_if_index, vam, &src_sw_if_index))
        ;
      else if (unformat (i, "src_sw_if_index %d", &src_sw_if_index))
        ;
      else
        if (unformat
            (i, "dst %U", api_unformat_sw_if_index, vam, &dst_sw_if_index))
        ;
      else if (unformat (i, "dst_sw_if_index %d", &dst_sw_if_index))
        ;
      else if (unformat (i, "disable"))
        state = 0;
      else if (unformat (i, "rx"))
        state = 1;
      else if (unformat (i, "tx"))
        state = 2;
      else if (unformat (i, "both"))
        state = 3;
      else
        break;
    }

  M (SW_INTERFACE_SPAN_ENABLE_DISABLE, sw_interface_span_enable_disable);

  mp->sw_if_index_from = htonl (src_sw_if_index);
  mp->sw_if_index_to = htonl (dst_sw_if_index);
  mp->state = state;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void
vl_api_sw_interface_span_details_t_handler (vl_api_sw_interface_span_details_t
                                            * mp)
{
  vat_main_t *vam = &vat_main;
  u8 *sw_if_from_name = 0;
  u8 *sw_if_to_name = 0;
  u32 sw_if_index_from = ntohl (mp->sw_if_index_from);
  u32 sw_if_index_to = ntohl (mp->sw_if_index_to);
  char *states[] = { "none", "rx", "tx", "both" };
  hash_pair_t *p;

  /* *INDENT-OFF* */
  hash_foreach_pair (p, vam->sw_if_index_by_interface_name,
  ({
    if ((u32) p->value[0] == sw_if_index_from)
      {
        sw_if_from_name = (u8 *)(p->key);
        if (sw_if_to_name)
          break;
      }
    if ((u32) p->value[0] == sw_if_index_to)
      {
        sw_if_to_name = (u8 *)(p->key);
        if (sw_if_from_name)
          break;
      }
  }));
  /* *INDENT-ON* */
  print (vam->ofp, "%20s => %20s (%s)",
         sw_if_from_name, sw_if_to_name, states[mp->state]);
}

static void
  vl_api_sw_interface_span_details_t_handler_json
  (vl_api_sw_interface_span_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  u8 *sw_if_from_name = 0;
  u8 *sw_if_to_name = 0;
  u32 sw_if_index_from = ntohl (mp->sw_if_index_from);
  u32 sw_if_index_to = ntohl (mp->sw_if_index_to);
  hash_pair_t *p;

  /* *INDENT-OFF* */
  hash_foreach_pair (p, vam->sw_if_index_by_interface_name,
  ({
    if ((u32) p->value[0] == sw_if_index_from)
      {
        sw_if_from_name = (u8 *)(p->key);
        if (sw_if_to_name)
          break;
      }
    if ((u32) p->value[0] == sw_if_index_to)
      {
        sw_if_to_name = (u8 *)(p->key);
        if (sw_if_from_name)
          break;
      }
  }));
  /* *INDENT-ON* */

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "src-if-index", sw_if_index_from);
  vat_json_object_add_string_copy (node, "src-if-name", sw_if_from_name);
  vat_json_object_add_uint (node, "dst-if-index", sw_if_index_to);
  vat_json_object_add_string_copy (node, "dst-if-name", sw_if_to_name);
  vat_json_object_add_uint (node, "state", mp->state);
}

static int
api_sw_interface_span_dump (vat_main_t * vam)
{
  vl_api_sw_interface_span_dump_t *mp;
  f64 timeout;

  M (SW_INTERFACE_SPAN_DUMP, sw_interface_span_dump);
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

int
api_pg_create_interface (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_pg_create_interface_t *mp;
  f64 timeout;

  u32 if_id = ~0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "if_id %d", &if_id))
        ;
      else
        break;
    }
  if (if_id == ~0)
    {
      errmsg ("missing pg interface index");
      return -99;
    }

  /* Construct the API message */
  M (PG_CREATE_INTERFACE, pg_create_interface);
  mp->context = 0;
  mp->interface_id = ntohl (if_id);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_pg_capture (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_pg_capture_t *mp;
  f64 timeout;

  u32 if_id = ~0;
  u8 enable = 1;
  u32 count = 1;
  u8 pcap_file_set = 0;
  u8 *pcap_file = 0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "if_id %d", &if_id))
        ;
      else if (unformat (input, "pcap %s", &pcap_file))
        pcap_file_set = 1;
      else if (unformat (input, "count %d", &count))
        ;
      else if (unformat (input, "disable"))
        enable = 0;
      else
        break;
    }
  if (if_id == ~0)
    {
      errmsg ("missing pg interface index");
      return -99;
    }
  if (pcap_file_set > 0)
    {
      if (vec_len (pcap_file) > 255)
        {
          errmsg ("pcap file name is too long");
          return -99;
        }
    }

  u32 name_len = vec_len (pcap_file);
  /* Construct the API message */
  M (PG_CAPTURE, pg_capture);
  mp->context = 0;
  mp->interface_id = ntohl (if_id);
  mp->is_enabled = enable;
  mp->count = ntohl (count);
  mp->pcap_name_length = ntohl (name_len);
  if (pcap_file_set != 0)
    {
      clib_memcpy (mp->pcap_file_name, pcap_file, name_len);
    }
  vec_free (pcap_file);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_pg_enable_disable (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_pg_enable_disable_t *mp;
  f64 timeout;

  u8 enable = 1;
  u8 stream_name_set = 0;
  u8 *stream_name = 0;
  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "stream %s", &stream_name))
        stream_name_set = 1;
      else if (unformat (input, "disable"))
        enable = 0;
      else
        break;
    }

  if (stream_name_set > 0)
    {
      if (vec_len (stream_name) > 255)
        {
          errmsg ("stream name too long");
          return -99;
        }
    }

  u32 name_len = vec_len (stream_name);
  /* Construct the API message */
  M (PG_ENABLE_DISABLE, pg_enable_disable);
  mp->context = 0;
  mp->is_enabled = enable;
  if (stream_name_set != 0)
    {
      mp->stream_name_length = ntohl (name_len);
      clib_memcpy (mp->stream_name, stream_name, name_len);
    }
  vec_free (stream_name);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_ip_source_and_port_range_check_add_del (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_ip_source_and_port_range_check_add_del_t *mp;
  f64 timeout;

  u16 *low_ports = 0;
  u16 *high_ports = 0;
  u16 this_low;
  u16 this_hi;
  ip4_address_t ip4_addr;
  ip6_address_t ip6_addr;
  u32 length;
  u32 tmp, tmp2;
  u8 prefix_set = 0;
  u32 vrf_id = ~0;
  u8 is_add = 1;
  u8 is_ipv6 = 0;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "%U/%d", unformat_ip4_address, &ip4_addr, &length))
        {
          prefix_set = 1;
        }
      else
        if (unformat
            (input, "%U/%d", unformat_ip6_address, &ip6_addr, &length))
        {
          prefix_set = 1;
          is_ipv6 = 1;
        }
      else if (unformat (input, "vrf %d", &vrf_id))
        ;
      else if (unformat (input, "del"))
        is_add = 0;
      else if (unformat (input, "port %d", &tmp))
        {
          if (tmp == 0 || tmp > 65535)
            {
              errmsg ("port %d out of range", tmp);
              return -99;
            }
          this_low = tmp;
          this_hi = this_low + 1;
          vec_add1 (low_ports, this_low);
          vec_add1 (high_ports, this_hi);
        }
      else if (unformat (input, "range %d - %d", &tmp, &tmp2))
        {
          if ((tmp > tmp2) || (tmp == 0) || (tmp2 > 65535))
            {
              errmsg ("incorrect range parameters");
              return -99;
            }
          this_low = tmp;
          /* Note: in debug CLI +1 is added to high before
             passing to real fn that does "the work"
             (ip_source_and_port_range_check_add_del).
             This fn is a wrapper around the binary API fn a
             control plane will call, which expects this increment
             to have occurred. Hence letting the binary API control
             plane fn do the increment for consistency between VAT
             and other control planes.
           */
          this_hi = tmp2;
          vec_add1 (low_ports, this_low);
          vec_add1 (high_ports, this_hi);
        }
      else
        break;
    }

  if (prefix_set == 0)
    {
      errmsg ("<address>/<mask> not specified");
      return -99;
    }

  if (vrf_id == ~0)
    {
      errmsg ("VRF ID required, not specified");
      return -99;
    }

  if (vrf_id == 0)
    {
      errmsg
        ("VRF ID should not be default. Should be distinct VRF for this purpose.");
      return -99;
    }

  if (vec_len (low_ports) == 0)
    {
      errmsg ("At least one port or port range required");
      return -99;
    }

  M (IP_SOURCE_AND_PORT_RANGE_CHECK_ADD_DEL,
     ip_source_and_port_range_check_add_del);

  mp->is_add = is_add;

  if (is_ipv6)
    {
      mp->is_ipv6 = 1;
      clib_memcpy (mp->address, &ip6_addr, sizeof (ip6_addr));
    }
  else
    {
      mp->is_ipv6 = 0;
      clib_memcpy (mp->address, &ip4_addr, sizeof (ip4_addr));
    }

  mp->mask_length = length;
  mp->number_of_ranges = vec_len (low_ports);

  clib_memcpy (mp->low_ports, low_ports, vec_len (low_ports));
  vec_free (low_ports);

  clib_memcpy (mp->high_ports, high_ports, vec_len (high_ports));
  vec_free (high_ports);

  mp->vrf_id = ntohl (vrf_id);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

int
api_ip_source_and_port_range_check_interface_add_del (vat_main_t * vam)
{
  unformat_input_t *input = vam->input;
  vl_api_ip_source_and_port_range_check_interface_add_del_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  int vrf_set = 0;
  u32 tcp_out_vrf_id = ~0, udp_out_vrf_id = ~0;
  u32 tcp_in_vrf_id = ~0, udp_in_vrf_id = ~0;
  u8 is_add = 1;

  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (input, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (input, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (input, "tcp-out-vrf %d", &tcp_out_vrf_id))
        vrf_set = 1;
      else if (unformat (input, "udp-out-vrf %d", &udp_out_vrf_id))
        vrf_set = 1;
      else if (unformat (input, "tcp-in-vrf %d", &tcp_in_vrf_id))
        vrf_set = 1;
      else if (unformat (input, "udp-in-vrf %d", &udp_in_vrf_id))
        vrf_set = 1;
      else if (unformat (input, "del"))
        is_add = 0;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("Interface required but not specified");
      return -99;
    }

  if (vrf_set == 0)
    {
      errmsg ("VRF ID required but not specified");
      return -99;
    }

  if (tcp_out_vrf_id == 0
      || udp_out_vrf_id == 0 || tcp_in_vrf_id == 0 || udp_in_vrf_id == 0)
    {
      errmsg
        ("VRF ID should not be default. Should be distinct VRF for this purpose.");
      return -99;
    }

  /* Construct the API message */
  M (IP_SOURCE_AND_PORT_RANGE_CHECK_INTERFACE_ADD_DEL,
     ip_source_and_port_range_check_interface_add_del);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_add = is_add;
  mp->tcp_out_vrf_id = ntohl (tcp_out_vrf_id);
  mp->udp_out_vrf_id = ntohl (udp_out_vrf_id);
  mp->tcp_in_vrf_id = ntohl (tcp_in_vrf_id);
  mp->udp_in_vrf_id = ntohl (udp_in_vrf_id);

  /* send it... */
  S;

  /* Wait for a reply... */
  W;
}

static int
api_ipsec_gre_add_del_tunnel (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_gre_add_del_tunnel_t *mp;
  f64 timeout;
  u32 local_sa_id = 0;
  u32 remote_sa_id = 0;
  ip4_address_t src_address;
  ip4_address_t dst_address;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "local_sa %d", &local_sa_id))
        ;
      else if (unformat (i, "remote_sa %d", &remote_sa_id))
        ;
      else if (unformat (i, "src %U", unformat_ip4_address, &src_address))
        ;
      else if (unformat (i, "dst %U", unformat_ip4_address, &dst_address))
        ;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  M (IPSEC_GRE_ADD_DEL_TUNNEL, ipsec_gre_add_del_tunnel);

  mp->local_sa_id = ntohl (local_sa_id);
  mp->remote_sa_id = ntohl (remote_sa_id);
  clib_memcpy (mp->src_address, &src_address, sizeof (src_address));
  clib_memcpy (mp->dst_address, &dst_address, sizeof (dst_address));
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_punt (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_punt_t *mp;
  f64 timeout;
  u32 ipv = ~0;
  u32 protocol = ~0;
  u32 port = ~0;
  int is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "ip %d", &ipv))
        ;
      else if (unformat (i, "protocol %d", &protocol))
        ;
      else if (unformat (i, "port %d", &port))
        ;
      else if (unformat (i, "del"))
        is_add = 0;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  M (PUNT, punt);

  mp->is_add = (u8) is_add;
  mp->ipv = (u8) ipv;
  mp->l4_protocol = (u8) protocol;
  mp->l4_port = htons ((u16) port);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static void vl_api_ipsec_gre_tunnel_details_t_handler
  (vl_api_ipsec_gre_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%11d%15U%15U%14d%14d",
         ntohl (mp->sw_if_index),
         format_ip4_address, &mp->src_address,
         format_ip4_address, &mp->dst_address,
         ntohl (mp->local_sa_id), ntohl (mp->remote_sa_id));
}

static void vl_api_ipsec_gre_tunnel_details_t_handler_json
  (vl_api_ipsec_gre_tunnel_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;
  struct in_addr ip4;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "sw_if_index", ntohl (mp->sw_if_index));
  clib_memcpy (&ip4, &mp->src_address, sizeof (ip4));
  vat_json_object_add_ip4 (node, "src_address", ip4);
  clib_memcpy (&ip4, &mp->dst_address, sizeof (ip4));
  vat_json_object_add_ip4 (node, "dst_address", ip4);
  vat_json_object_add_uint (node, "local_sa_id", ntohl (mp->local_sa_id));
  vat_json_object_add_uint (node, "remote_sa_id", ntohl (mp->remote_sa_id));
}

static int
api_ipsec_gre_tunnel_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_ipsec_gre_tunnel_dump_t *mp;
  f64 timeout;
  u32 sw_if_index;
  u8 sw_if_index_set = 0;

  /* Parse args required to build the message */
  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else
        break;
    }

  if (sw_if_index_set == 0)
    {
      sw_if_index = ~0;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%11s%15s%15s%14s%14s",
             "sw_if_index", "src_address", "dst_address",
             "local_sa_id", "remote_sa_id");
    }

  /* Get list of gre-tunnel interfaces */
  M (IPSEC_GRE_TUNNEL_DUMP, ipsec_gre_tunnel_dump);

  mp->sw_if_index = htonl (sw_if_index);

  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_delete_subif (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_delete_subif_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (DELETE_SUBIF, delete_subif);
  mp->sw_if_index = ntohl (sw_if_index);

  S;
  W;
}

#define foreach_pbb_vtr_op      \
_("disable",  L2_VTR_DISABLED)  \
_("pop",  L2_VTR_POP_2)         \
_("push",  L2_VTR_PUSH_2)

static int
api_l2_interface_pbb_tag_rewrite (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_l2_interface_pbb_tag_rewrite_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0, vtr_op = ~0;
  u16 outer_tag = ~0;
  u8 dmac[6], smac[6];
  u8 dmac_set = 0, smac_set = 0;
  u16 vlanid = 0;
  u32 sid = ~0;
  u32 tmp;

  /* Shut up coverity */
  memset (dmac, 0, sizeof (dmac));
  memset (smac, 0, sizeof (smac));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "vtr_op %d", &vtr_op))
        ;
#define _(n,v) else if (unformat(i, n)) {vtr_op = v;}
      foreach_pbb_vtr_op
#undef _
        else if (unformat (i, "translate_pbb_stag"))
        {
          if (unformat (i, "%d", &tmp))
            {
              vtr_op = L2_VTR_TRANSLATE_2_1;
              outer_tag = tmp;
            }
          else
            {
              errmsg
                ("translate_pbb_stag operation requires outer tag definition");
              return -99;
            }
        }
      else if (unformat (i, "dmac %U", unformat_ethernet_address, dmac))
        dmac_set++;
      else if (unformat (i, "smac %U", unformat_ethernet_address, smac))
        smac_set++;
      else if (unformat (i, "sid %d", &sid))
        ;
      else if (unformat (i, "vlanid %d", &tmp))
        vlanid = tmp;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if ((sw_if_index == ~0) || (vtr_op == ~0))
    {
      errmsg ("missing sw_if_index or vtr operation");
      return -99;
    }
  if (((vtr_op == L2_VTR_PUSH_2) || (vtr_op == L2_VTR_TRANSLATE_2_2))
      && ((dmac_set == 0) || (smac_set == 0) || (sid == ~0)))
    {
      errmsg
        ("push and translate_qinq operations require dmac, smac, sid and optionally vlanid");
      return -99;
    }

  M (L2_INTERFACE_PBB_TAG_REWRITE, l2_interface_pbb_tag_rewrite);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->vtr_op = ntohl (vtr_op);
  mp->outer_tag = ntohs (outer_tag);
  clib_memcpy (mp->b_dmac, dmac, sizeof (dmac));
  clib_memcpy (mp->b_smac, smac, sizeof (smac));
  mp->b_vlanid = ntohs (vlanid);
  mp->i_sid = ntohl (sid);

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_flow_classify_set_interface (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_flow_classify_set_interface_t *mp;
  f64 timeout;
  u32 sw_if_index;
  int sw_if_index_set;
  u32 ip4_table_index = ~0;
  u32 ip6_table_index = ~0;
  u8 is_add = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        sw_if_index_set = 1;
      else if (unformat (i, "del"))
        is_add = 0;
      else if (unformat (i, "ip4-table %d", &ip4_table_index))
        ;
      else if (unformat (i, "ip6-table %d", &ip6_table_index))
        ;
      else
        {
          clib_warning ("parse error '%U'", format_unformat_error, i);
          return -99;
        }
    }

  if (sw_if_index_set == 0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  M (FLOW_CLASSIFY_SET_INTERFACE, flow_classify_set_interface);

  mp->sw_if_index = ntohl (sw_if_index);
  mp->ip4_table_index = ntohl (ip4_table_index);
  mp->ip6_table_index = ntohl (ip6_table_index);
  mp->is_add = is_add;

  S;
  W;
  /* NOTREACHED */
  return 0;
}

static int
api_flow_classify_dump (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_flow_classify_dump_t *mp;
  f64 timeout = ~0;
  u8 type = FLOW_CLASSIFY_N_TABLES;

  if (unformat (i, "type %U", unformat_flow_classify_table_type, &type))
    ;
  else
    {
      errmsg ("classify table type must be specified");
      return -99;
    }

  if (!vam->json_output)
    {
      print (vam->ofp, "%10s%20s", "Intfc idx", "Classify table");
    }

  M (FLOW_CLASSIFY_DUMP, flow_classify_dump);
  mp->type = type;
  /* send it... */
  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  /* Wait for a reply... */
  W;

  /* NOTREACHED */
  return 0;
}

static int
api_feature_enable_disable (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_feature_enable_disable_t *mp;
  f64 timeout;
  u8 *arc_name = 0;
  u8 *feature_name = 0;
  u32 sw_if_index = ~0;
  u8 enable = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "arc_name %s", &arc_name))
        ;
      else if (unformat (i, "feature_name %s", &feature_name))
        ;
      else
        if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "disable"))
        enable = 0;
      else
        break;
    }

  if (arc_name == 0)
    {
      errmsg ("missing arc name");
      return -99;
    }
  if (vec_len (arc_name) > 63)
    {
      errmsg ("arc name too long");
    }

  if (feature_name == 0)
    {
      errmsg ("missing feature name");
      return -99;
    }
  if (vec_len (feature_name) > 63)
    {
      errmsg ("feature name too long");
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  /* Construct the API message */
  M (FEATURE_ENABLE_DISABLE, feature_enable_disable);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->enable = enable;
  clib_memcpy (mp->arc_name, arc_name, vec_len (arc_name));
  clib_memcpy (mp->feature_name, feature_name, vec_len (feature_name));
  vec_free (arc_name);
  vec_free (feature_name);

  S;
  W;
}

static int
api_sw_interface_tag_add_del (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_tag_add_del_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u8 *tag = 0;
  u8 enable = 1;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "tag %s", &tag))
        ;
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else if (unformat (i, "del"))
        enable = 0;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (enable && (tag == 0))
    {
      errmsg ("no tag specified");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_TAG_ADD_DEL, sw_interface_tag_add_del);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->is_add = enable;
  if (enable)
    strncpy ((char *) mp->tag, (char *) tag, ARRAY_LEN (mp->tag) - 1);
  vec_free (tag);

  S;
  W;
}

static void vl_api_l2_xconnect_details_t_handler
  (vl_api_l2_xconnect_details_t * mp)
{
  vat_main_t *vam = &vat_main;

  print (vam->ofp, "%15d%15d",
         ntohl (mp->rx_sw_if_index), ntohl (mp->tx_sw_if_index));
}

static void vl_api_l2_xconnect_details_t_handler_json
  (vl_api_l2_xconnect_details_t * mp)
{
  vat_main_t *vam = &vat_main;
  vat_json_node_t *node = NULL;

  if (VAT_JSON_ARRAY != vam->json_tree.type)
    {
      ASSERT (VAT_JSON_NONE == vam->json_tree.type);
      vat_json_init_array (&vam->json_tree);
    }
  node = vat_json_array_add (&vam->json_tree);

  vat_json_init_object (node);
  vat_json_object_add_uint (node, "rx_sw_if_index",
                            ntohl (mp->rx_sw_if_index));
  vat_json_object_add_uint (node, "tx_sw_if_index",
                            ntohl (mp->tx_sw_if_index));
}

static int
api_l2_xconnect_dump (vat_main_t * vam)
{
  vl_api_l2_xconnect_dump_t *mp;
  f64 timeout;

  if (!vam->json_output)
    {
      print (vam->ofp, "%15s%15s", "rx_sw_if_index", "tx_sw_if_index");
    }

  M (L2_XCONNECT_DUMP, l2_xconnect_dump);

  S;

  /* Use a control ping for synchronization */
  {
    vl_api_control_ping_t *mp;
    M (CONTROL_PING, control_ping);
    S;
  }
  W;
}

static int
api_sw_interface_set_mtu (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_sw_interface_set_mtu_t *mp;
  f64 timeout;
  u32 sw_if_index = ~0;
  u32 mtu = 0;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "mtu %d", &mtu))
        ;
      if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
        ;
      else if (unformat (i, "sw_if_index %d", &sw_if_index))
        ;
      else
        break;
    }

  if (sw_if_index == ~0)
    {
      errmsg ("missing interface name or sw_if_index");
      return -99;
    }

  if (mtu == 0)
    {
      errmsg ("no mtu specified");
      return -99;
    }

  /* Construct the API message */
  M (SW_INTERFACE_SET_MTU, sw_interface_set_mtu);
  mp->sw_if_index = ntohl (sw_if_index);
  mp->mtu = ntohs ((u16) mtu);

  S;
  W;
}


static int
q_or_quit (vat_main_t * vam)
{
  longjmp (vam->jump_buf, 1);
  return 0;                     /* not so much */
}

static int
q (vat_main_t * vam)
{
  return q_or_quit (vam);
}

static int
quit (vat_main_t * vam)
{
  return q_or_quit (vam);
}

static int
comment (vat_main_t * vam)
{
  return 0;
}

static int
cmd_cmp (void *a1, void *a2)
{
  u8 **c1 = a1;
  u8 **c2 = a2;

  return strcmp ((char *) (c1[0]), (char *) (c2[0]));
}

static int
help (vat_main_t * vam)
{
  u8 **cmds = 0;
  u8 *name = 0;
  hash_pair_t *p;
  unformat_input_t *i = vam->input;
  int j;

  if (unformat (i, "%s", &name))
    {
      uword *hs;

      vec_add1 (name, 0);

      hs = hash_get_mem (vam->help_by_name, name);
      if (hs)
        print (vam->ofp, "usage: %s %s", name, hs[0]);
      else
        print (vam->ofp, "No such msg / command '%s'", name);
      vec_free (name);
      return 0;
    }

  print (vam->ofp, "Help is available for the following:");

    /* *INDENT-OFF* */
    hash_foreach_pair (p, vam->function_by_name,
    ({
      vec_add1 (cmds, (u8 *)(p->key));
    }));
    /* *INDENT-ON* */

  vec_sort_with_function (cmds, cmd_cmp);

  for (j = 0; j < vec_len (cmds); j++)
    print (vam->ofp, "%s", cmds[j]);

  vec_free (cmds);
  return 0;
}

static int
set (vat_main_t * vam)
{
  u8 *name = 0, *value = 0;
  unformat_input_t *i = vam->input;

  if (unformat (i, "%s", &name))
    {
      /* The input buffer is a vector, not a string. */
      value = vec_dup (i->buffer);
      vec_delete (value, i->index, 0);
      /* Almost certainly has a trailing newline */
      if (value[vec_len (value) - 1] == '\n')
        value[vec_len (value) - 1] = 0;
      /* Make sure it's a proper string, one way or the other */
      vec_add1 (value, 0);
      (void) clib_macro_set_value (&vam->macro_main,
                                   (char *) name, (char *) value);
    }
  else
    errmsg ("usage: set <name> <value>");

  vec_free (name);
  vec_free (value);
  return 0;
}

static int
unset (vat_main_t * vam)
{
  u8 *name = 0;

  if (unformat (vam->input, "%s", &name))
    if (clib_macro_unset (&vam->macro_main, (char *) name) == 1)
      errmsg ("unset: %s wasn't set", name);
  vec_free (name);
  return 0;
}

typedef struct
{
  u8 *name;
  u8 *value;
} macro_sort_t;


static int
macro_sort_cmp (void *a1, void *a2)
{
  macro_sort_t *s1 = a1;
  macro_sort_t *s2 = a2;

  return strcmp ((char *) (s1->name), (char *) (s2->name));
}

static int
dump_macro_table (vat_main_t * vam)
{
  macro_sort_t *sort_me = 0, *sm;
  int i;
  hash_pair_t *p;

    /* *INDENT-OFF* */
    hash_foreach_pair (p, vam->macro_main.the_value_table_hash,
    ({
      vec_add2 (sort_me, sm, 1);
      sm->name = (u8 *)(p->key);
      sm->value = (u8 *) (p->value[0]);
    }));
    /* *INDENT-ON* */

  vec_sort_with_function (sort_me, macro_sort_cmp);

  if (vec_len (sort_me))
    print (vam->ofp, "%-15s%s", "Name", "Value");
  else
    print (vam->ofp, "The macro table is empty...");

  for (i = 0; i < vec_len (sort_me); i++)
    print (vam->ofp, "%-15s%s", sort_me[i].name, sort_me[i].value);
  return 0;
}

static int
dump_node_table (vat_main_t * vam)
{
  int i, j;
  vlib_node_t *node, *next_node;

  if (vec_len (vam->graph_nodes) == 0)
    {
      print (vam->ofp, "Node table empty, issue get_node_graph...");
      return 0;
    }

  for (i = 0; i < vec_len (vam->graph_nodes); i++)
    {
      node = vam->graph_nodes[i];
      print (vam->ofp, "[%d] %s", i, node->name);
      for (j = 0; j < vec_len (node->next_nodes); j++)
        {
          if (node->next_nodes[j] != ~0)
            {
              next_node = vam->graph_nodes[node->next_nodes[j]];
              print (vam->ofp, "  [%d] %s", j, next_node->name);
            }
        }
    }
  return 0;
}

static int
value_sort_cmp (void *a1, void *a2)
{
  name_sort_t *n1 = a1;
  name_sort_t *n2 = a2;

  if (n1->value < n2->value)
    return -1;
  if (n1->value > n2->value)
    return 1;
  return 0;
}


static int
dump_msg_api_table (vat_main_t * vam)
{
  api_main_t *am = &api_main;
  name_sort_t *nses = 0, *ns;
  hash_pair_t *hp;
  int i;

  /* *INDENT-OFF* */
  hash_foreach_pair (hp, am->msg_index_by_name_and_crc,
  ({
    vec_add2 (nses, ns, 1);
    ns->name = (u8 *)(hp->key);
    ns->value = (u32) hp->value[0];
  }));
  /* *INDENT-ON* */

  vec_sort_with_function (nses, value_sort_cmp);

  for (i = 0; i < vec_len (nses); i++)
    print (vam->ofp, " [%d]: %s", nses[i].value, nses[i].name);
  vec_free (nses);
  return 0;
}

static int
get_msg_id (vat_main_t * vam)
{
  u8 *name_and_crc;
  u32 message_index;

  if (unformat (vam->input, "%s", &name_and_crc))
    {
      message_index = vl_api_get_msg_index (name_and_crc);
      if (message_index == ~0)
        {
          print (vam->ofp, " '%s' not found", name_and_crc);
          return 0;
        }
      print (vam->ofp, " '%s' has message index %d",
             name_and_crc, message_index);
      return 0;
    }
  errmsg ("name_and_crc required...");
  return 0;
}

static int
search_node_table (vat_main_t * vam)
{
  unformat_input_t *line_input = vam->input;
  u8 *node_to_find;
  int j;
  vlib_node_t *node, *next_node;
  uword *p;

  if (vam->graph_node_index_by_name == 0)
    {
      print (vam->ofp, "Node table empty, issue get_node_graph...");
      return 0;
    }

  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (line_input, "%s", &node_to_find))
        {
          vec_add1 (node_to_find, 0);
          p = hash_get_mem (vam->graph_node_index_by_name, node_to_find);
          if (p == 0)
            {
              print (vam->ofp, "%s not found...", node_to_find);
              goto out;
            }
          node = vam->graph_nodes[p[0]];
          print (vam->ofp, "[%d] %s", p[0], node->name);
          for (j = 0; j < vec_len (node->next_nodes); j++)
            {
              if (node->next_nodes[j] != ~0)
                {
                  next_node = vam->graph_nodes[node->next_nodes[j]];
                  print (vam->ofp, "  [%d] %s", j, next_node->name);
                }
            }
        }

      else
        {
          clib_warning ("parse error '%U'", format_unformat_error,
                        line_input);
          return -99;
        }

    out:
      vec_free (node_to_find);

    }

  return 0;
}


static int
script (vat_main_t * vam)
{
#if (VPP_API_TEST_BUILTIN==0)
  u8 *s = 0;
  char *save_current_file;
  unformat_input_t save_input;
  jmp_buf save_jump_buf;
  u32 save_line_number;

  FILE *new_fp, *save_ifp;

  if (unformat (vam->input, "%s", &s))
    {
      new_fp = fopen ((char *) s, "r");
      if (new_fp == 0)
        {
          errmsg ("Couldn't open script file %s", s);
          vec_free (s);
          return -99;
        }
    }
  else
    {
      errmsg ("Missing script name");
      return -99;
    }

  clib_memcpy (&save_input, &vam->input, sizeof (save_input));
  clib_memcpy (&save_jump_buf, &vam->jump_buf, sizeof (save_jump_buf));
  save_ifp = vam->ifp;
  save_line_number = vam->input_line_number;
  save_current_file = (char *) vam->current_file;

  vam->input_line_number = 0;
  vam->ifp = new_fp;
  vam->current_file = s;
  do_one_file (vam);

  clib_memcpy (&vam->input, &save_input, sizeof (vam->input));
  clib_memcpy (&vam->jump_buf, &save_jump_buf, sizeof (save_jump_buf));
  vam->ifp = save_ifp;
  vam->input_line_number = save_line_number;
  vam->current_file = (u8 *) save_current_file;
  vec_free (s);

  return 0;
#else
  clib_warning ("use the exec command...");
  return -99;
#endif
}

static int
echo (vat_main_t * vam)
{
  print (vam->ofp, "%v", vam->input->buffer);
  return 0;
}

/* List of API message constructors, CLI names map to api_xxx */
#define foreach_vpe_api_msg                                             \
_(create_loopback,"[mac <mac-addr>]")                                   \
_(sw_interface_dump,"")                                                 \
_(sw_interface_set_flags,                                               \
  "<intfc> | sw_if_index <id> admin-up | admin-down link-up | link down") \
_(sw_interface_add_del_address,                                         \
  "<intfc> | sw_if_index <id> <ip4-address> | <ip6-address> [del] [del-all] ") \
_(sw_interface_set_table,                                               \
  "<intfc> | sw_if_index <id> vrf <table-id> [ipv6]")                   \
_(sw_interface_set_mpls_enable,                                         \
  "<intfc> | sw_if_index [disable | dis]")                              \
_(sw_interface_set_vpath,                                               \
  "<intfc> | sw_if_index <id> enable | disable")                        \
_(sw_interface_set_vxlan_bypass,                                        \
  "<intfc> | sw_if_index <id> [ip4 | ip6] enable | disable")            \
_(sw_interface_set_l2_xconnect,                                         \
  "rx <intfc> | rx_sw_if_index <id> tx <intfc> | tx_sw_if_index <id>\n" \
  "enable | disable")                                                   \
_(sw_interface_set_l2_bridge,                                           \
  "<intfc> | sw_if_index <id> bd_id <bridge-domain-id>\n"               \
  "[shg <split-horizon-group>] [bvi]\n"                                 \
  "enable | disable")                                                   \
_(bridge_domain_add_del,                                                \
  "bd_id <bridge-domain-id> [flood 1|0] [uu-flood 1|0] [forward 1|0] [learn 1|0] [arp-term 1|0] [del]\n") \
_(bridge_domain_dump, "[bd_id <bridge-domain-id>]\n")                   \
_(l2fib_add_del,                                                        \
  "mac <mac-addr> bd_id <bridge-domain-id> [del] | sw_if <intfc> | sw_if_index <id> [static] [filter] [bvi] [count <nn>]\n") \
_(l2_flags,                                                             \
  "sw_if <intfc> | sw_if_index <id> [learn] [forward] [uu-flood] [flood]\n") \
_(bridge_flags,                                                         \
  "bd_id <bridge-domain-id> [learn] [forward] [uu-flood] [flood] [arp-term] [disable]\n") \
_(tap_connect,                                                          \
  "tapname <name> mac <mac-addr> | random-mac [tag <string>]")          \
_(tap_modify,                                                           \
  "<vpp-if-name> | sw_if_index <id> tapname <name> mac <mac-addr> | random-mac") \
_(tap_delete,                                                           \
  "<vpp-if-name> | sw_if_index <id>")                                   \
_(sw_interface_tap_dump, "")                                            \
_(ip_add_del_route,                                                     \
  "<addr>/<mask> via <addr> [table-id <n>]\n"                           \
  "[<intfc> | sw_if_index <id>] [resolve-attempts <n>]\n"               \
  "[weight <n>] [drop] [local] [classify <n>] [del]\n"                  \
  "[multipath] [count <n>]")                                            \
_(mpls_route_add_del,                                                   \
  "<label> <eos> via <addr> [table-id <n>]\n"                           \
  "[<intfc> | sw_if_index <id>] [resolve-attempts <n>]\n"               \
  "[weight <n>] [drop] [local] [classify <n>] [del]\n"                  \
  "[multipath] [count <n>]")                                            \
_(mpls_ip_bind_unbind,                                                  \
  "<label> <addr/len>")                                                 \
_(mpls_tunnel_add_del,                                                  \
  " via <addr> [table-id <n>]\n"                                        \
  "sw_if_index <id>] [l2]  [del]")                                      \
_(proxy_arp_add_del,                                                    \
  "<lo-ip4-addr> - <hi-ip4-addr> [vrf <n>] [del]")                      \
_(proxy_arp_intfc_enable_disable,                                       \
  "<intfc> | sw_if_index <id> enable | disable")                        \
_(sw_interface_set_unnumbered,                                          \
  "<intfc> | sw_if_index <id> unnum_if_index <id> [del]")               \
_(ip_neighbor_add_del,                                                  \
  "(<intfc> | sw_if_index <id>) dst <ip46-address> "                    \
  "[mac <mac-addr>] [vrf <vrf-id>] [is_static] [del]")                  \
_(reset_vrf, "vrf <id> [ipv6]")                                         \
_(create_vlan_subif, "<intfc> | sw_if_index <id> vlan <n>")             \
_(create_subif, "<intfc> | sw_if_index <id> sub_id <n>\n"               \
  "[outer_vlan_id <n>][inner_vlan_id <n>]\n"                            \
  "[no_tags][one_tag][two_tags][dot1ad][exact_match][default_sub]\n"    \
  "[outer_vlan_id_any][inner_vlan_id_any]")                             \
_(oam_add_del, "src <ip4-address> dst <ip4-address> [vrf <n>] [del]")   \
_(reset_fib, "vrf <n> [ipv6]")                                          \
_(dhcp_proxy_config,                                                    \
  "svr <v46-address> src <v46-address>\n"                               \
   "insert-cid <n> [del]")                                              \
_(dhcp_proxy_config_2,                                                  \
  "svr <v46-address> src <v46-address>\n"                               \
   "rx_vrf_id <nn> server_vrf_id <nn> insert-cid <n> [del]")            \
_(dhcp_proxy_set_vss,                                                   \
  "tbl_id <n> fib_id <n> oui <n> [ipv6] [del]")                         \
_(dhcp_client_config,                                                   \
  "<intfc> | sw_if_index <id> [hostname <name>] [disable_event] [del]") \
_(set_ip_flow_hash,                                                     \
  "vrf <n> [src] [dst] [sport] [dport] [proto] [reverse] [ipv6]")       \
_(sw_interface_ip6_enable_disable,                                      \
  "<intfc> | sw_if_index <id> enable | disable")                        \
_(sw_interface_ip6_set_link_local_address,                              \
  "<intfc> | sw_if_index <id> <ip6-address>/<mask-width>")              \
_(sw_interface_ip6nd_ra_prefix,                                         \
  "<intfc> | sw_if_index <id> <ip6-address>/<mask-width>\n"             \
  "val_life <n> pref_life <n> [def] [noadv] [offl] [noauto]\n"          \
  "[nolink] [isno]")                                                    \
_(sw_interface_ip6nd_ra_config,                                         \
  "<intfc> | sw_if_index <id> [maxint <n>] [minint <n>]\n"              \
  "[life <n>] [count <n>] [interval <n>] [suppress]\n"                  \
  "[managed] [other] [ll] [send] [cease] [isno] [def]")                 \
_(set_arp_neighbor_limit, "arp_nbr_limit <n> [ipv6]")                   \
_(l2_patch_add_del,                                                     \
  "rx <intfc> | rx_sw_if_index <id> tx <intfc> | tx_sw_if_index <id>\n" \
  "enable | disable")                                                   \
_(sr_tunnel_add_del,                                                    \
  "[name <name>] src <ip6-addr> dst <ip6-addr>/<mw> \n"                 \
  "(next <ip6-addr>)+ [tag <ip6-addr>]* [clean] [reroute] \n"           \
  "[policy <policy_name>]")                                             \
_(sr_policy_add_del,                                                    \
  "name <name> tunnel <tunnel-name> [tunnel <tunnel-name>]* [del]")     \
_(sr_multicast_map_add_del,                                             \
  "address [ip6 multicast address] sr-policy [policy name] [del]")      \
_(classify_add_del_table,                                               \
  "buckets <nn> [skip <n>] [match <n>] [memory_size <nn-bytes>]\n"      \
  " [del] [del-chain] mask <mask-value>\n"                              \
  " [l2-miss-next | miss-next | acl-miss-next] <name|nn>\n"             \
  " [current-data-flag <n>] [current-data-offset <nn>] [table <nn>]")   \
_(classify_add_del_session,                                             \
  "[hit-next|l2-hit-next|acl-hit-next|policer-hit-next] <name|nn>\n"    \
  "  table-index <nn> skip_n <nn> match_n <nn> match [hex] [l2]\n"      \
  "  [l3 [ip4|ip6]] [action set-ip4-fib-id <nn>]\n"                     \
  "  [action set-ip6-fib-id <nn> | action <n> metadata <nn>] [del]")    \
_(classify_set_interface_ip_table,                                      \
  "<intfc> | sw_if_index <nn> table <nn>")                              \
_(classify_set_interface_l2_tables,                                     \
  "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>]\n"      \
  "  [other-table <nn>]")                                               \
_(get_node_index, "node <node-name")                                    \
_(add_node_next, "node <node-name> next <next-node-name>")              \
_(l2tpv3_create_tunnel,                                                 \
  "client_address <ip6-addr> our_address <ip6-addr>\n"                  \
  "[local_session_id <nn>][remote_session_id <nn>][local_cookie <nn>]\n" \
  "[remote_cookie <nn>]\n[l2-sublayer-preset]\n")                       \
_(l2tpv3_set_tunnel_cookies,                                            \
  "<intfc> | sw_if_index <nn> [new_local_cookie <nn>]\n"                \
  "[new_remote_cookie <nn>]\n")                                         \
_(l2tpv3_interface_enable_disable,                                      \
  "<intfc> | sw_if_index <nn> enable | disable")                        \
_(l2tpv3_set_lookup_key,                                                \
  "lookup_v6_src | lookup_v6_dst | lookup_session_id")                  \
_(sw_if_l2tpv3_tunnel_dump, "")                                         \
_(vxlan_add_del_tunnel,                                                 \
  "src <ip-addr> { dst <ip-addr> | group <mcast-ip-addr>\n"             \
  "{ <intfc> | mcast_sw_if_index <nn> } }\n"                            \
  "vni <vni> [encap-vrf-id <nn>] [decap-next <l2|nn>] [del]")           \
_(vxlan_tunnel_dump, "[<intfc> | sw_if_index <nn>]")                    \
_(gre_add_del_tunnel,                                                   \
  "src <ip4-addr> dst <ip4-addr> [outer-fib-id <nn>] [teb] [del]\n")    \
_(gre_tunnel_dump, "[<intfc> | sw_if_index <nn>]")                      \
_(l2_fib_clear_table, "")                                               \
_(l2_interface_efp_filter, "sw_if_index <nn> enable | disable")         \
_(l2_interface_vlan_tag_rewrite,                                        \
  "<intfc> | sw_if_index <nn> \n"                                       \
  "[disable][push-[1|2]][pop-[1|2]][translate-1-[1|2]] \n"              \
  "[translate-2-[1|2]] [push_dot1q 0] tag1 <nn> tag2 <nn>")             \
_(create_vhost_user_if,                                                 \
        "socket <filename> [server] [renumber <dev_instance>] "         \
        "[mac <mac_address>]")                                          \
_(modify_vhost_user_if,                                                 \
        "<intfc> | sw_if_index <nn> socket <filename>\n"                \
        "[server] [renumber <dev_instance>]")                           \
_(delete_vhost_user_if, "<intfc> | sw_if_index <nn>")                   \
_(sw_interface_vhost_user_dump, "")                                     \
_(show_version, "")                                                     \
_(vxlan_gpe_add_del_tunnel,                                             \
  "local <addr> remote <addr> vni <nn>\n"                               \
    "[encap-vrf-id <nn>] [decap-vrf-id <nn>] [next-ip4][next-ip6]"      \
  "[next-ethernet] [next-nsh]\n")                                       \
_(vxlan_gpe_tunnel_dump, "[<intfc> | sw_if_index <nn>]")                \
_(l2_fib_table_dump, "bd_id <bridge-domain-id>")                        \
_(interface_name_renumber,                                              \
  "<intfc> | sw_if_index <nn> new_show_dev_instance <nn>")              \
_(input_acl_set_interface,                                              \
  "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>]\n"      \
  "  [l2-table <nn>] [del]")                                            \
_(want_ip4_arp_events, "address <ip4-address> [del]")                   \
_(want_ip6_nd_events, "address <ip6-address> [del]")                    \
_(ip_address_dump, "(ipv4 | ipv6) (<intfc> | sw_if_index <id>)")        \
_(ip_dump, "ipv4 | ipv6")                                               \
_(ipsec_spd_add_del, "spd_id <n> [del]")                                \
_(ipsec_interface_add_del_spd, "(<intfc> | sw_if_index <id>)\n"         \
  "  spid_id <n> ")                                                     \
_(ipsec_sad_add_del_entry, "sad_id <n> spi <n> crypto_alg <alg>\n"      \
  "  crypto_key <hex> tunnel_src <ip4|ip6> tunnel_dst <ip4|ip6>\n"      \
  "  integ_alg <alg> integ_key <hex>")                                  \
_(ipsec_spd_add_del_entry, "spd_id <n> priority <n> action <action>\n"  \
  "  (inbound|outbound) [sa_id <n>] laddr_start <ip4|ip6>\n"            \
  "  laddr_stop <ip4|ip6> raddr_start <ip4|ip6> raddr_stop <ip4|ip6>\n" \
  "  [lport_start <n> lport_stop <n>] [rport_start <n> rport_stop <n>]" ) \
_(ipsec_sa_set_key, "sa_id <n> crypto_key <hex> integ_key <hex>")       \
_(ikev2_profile_add_del, "name <profile_name> [del]")                   \
_(ikev2_profile_set_auth, "name <profile_name> auth_method <method>\n"  \
  "(auth_data 0x<data> | auth_data <data>)")                            \
_(ikev2_profile_set_id, "name <profile_name> id_type <type>\n"          \
  "(id_data 0x<data> | id_data <data>) (local|remote)")                 \
_(ikev2_profile_set_ts, "name <profile_name> protocol <proto>\n"        \
  "start_port <port> end_port <port> start_addr <ip4> end_addr <ip4>\n" \
  "(local|remote)")                                                     \
_(ikev2_set_local_key, "file <absolute_file_path>")                     \
_(delete_loopback,"sw_if_index <nn>")                                   \
_(bd_ip_mac_add_del, "bd_id <bridge-domain-id> <ip4/6-addr> <mac-addr> [del]") \
_(map_add_domain,                                                       \
  "ip4-pfx <ip4pfx> ip6-pfx <ip6pfx> "                                  \
  "ip6-src <ip6addr> "                                                  \
  "ea-bits-len <n> psid-offset <n> psid-len <n>")                       \
_(map_del_domain, "index <n>")                                          \
_(map_add_del_rule,                                                     \
  "index <n> psid <n> dst <ip6addr> [del]")                             \
_(map_domain_dump, "")                                                  \
_(map_rule_dump, "index <map-domain>")                                  \
_(want_interface_events,  "enable|disable")                             \
_(want_stats,"enable|disable")                                          \
_(get_first_msg_id, "client <name>")                                    \
_(cop_interface_enable_disable, "<intfc> | sw_if_index <nn> [disable]") \
_(cop_whitelist_enable_disable, "<intfc> | sw_if_index <nn>\n"          \
  "fib-id <nn> [ip4][ip6][default]")                                    \
_(get_node_graph, " ")                                                  \
_(sw_interface_clear_stats,"<intfc> | sw_if_index <nn>")                \
_(ioam_enable, "[trace] [pow] [ppc <encap|decap>]")                     \
_(ioam_disable, "")                                                     \
_(lisp_add_del_locator_set, "locator-set <locator_name> [iface <intf> |" \
                            " sw_if_index <sw_if_index> p <priority> "  \
                            "w <weight>] [del]")                        \
_(lisp_add_del_locator, "locator-set <locator_name> "                   \
                        "iface <intf> | sw_if_index <sw_if_index> "     \
                        "p <priority> w <weight> [del]")                \
_(lisp_add_del_local_eid,"vni <vni> eid "                               \
                         "<ipv4|ipv6>/<prefix> | <L2 address> "         \
                         "locator-set <locator_name> [del]"             \
                         "[key-id sha1|sha256 secret-key <secret-key>]") \
_(lisp_gpe_add_del_fwd_entry, "rmt_eid <eid> [lcl_eid <eid>] vni <vni>" \
  "dp_table <table> loc-pair <lcl_loc> <rmt_loc> ... [del]")            \
_(lisp_add_del_map_resolver, "<ip4|6-addr> [del]")                      \
_(lisp_add_del_map_server, "<ip4|6-addr> [del]")                        \
_(lisp_gpe_enable_disable, "enable|disable")                            \
_(lisp_enable_disable, "enable|disable")                                \
_(lisp_map_register_enable_disable, "enable|disable")                   \
_(lisp_rloc_probe_enable_disable, "enable|disable")                     \
_(lisp_gpe_add_del_iface, "up|down")                                    \
_(lisp_add_del_remote_mapping, "add|del vni <vni> eid <dest-eid> "      \
                               "[seid <seid>] "                         \
                               "rloc <locator> p <prio> "               \
                               "w <weight> [rloc <loc> ... ] "          \
                               "action <action> [del-all]")             \
_(lisp_add_del_adjacency, "add|del vni <vni> reid <remote-eid> leid "   \
                          "<local-eid>")                                \
_(lisp_pitr_set_locator_set, "locator-set <loc-set-name> | del")        \
_(lisp_map_request_mode, "src-dst|dst-only")                            \
_(lisp_add_del_map_request_itr_rlocs, "<loc-set-name> [del]")           \
_(lisp_eid_table_add_del_map, "[del] vni <vni> vrf <vrf>")              \
_(lisp_locator_set_dump, "[local | remote]")                            \
_(lisp_locator_dump, "ls_index <index> | ls_name <name>")               \
_(lisp_eid_table_dump, "[eid <ipv4|ipv6>/<prefix> | <mac>] [vni] "      \
                       "[local] | [remote]")                            \
_(lisp_eid_table_vni_dump, "")                                          \
_(lisp_eid_table_map_dump, "l2|l3")                                     \
_(lisp_gpe_tunnel_dump, "")                                             \
_(lisp_map_resolver_dump, "")                                           \
_(lisp_map_server_dump, "")                                             \
_(lisp_adjacencies_get, "vni <vni>")                                    \
_(show_lisp_rloc_probe_state, "")                                       \
_(show_lisp_map_register_state, "")                                     \
_(show_lisp_status, "")                                                 \
_(lisp_get_map_request_itr_rlocs, "")                                   \
_(show_lisp_pitr, "")                                                   \
_(show_lisp_map_request_mode, "")                                       \
_(af_packet_create, "name <host interface name> [hw_addr <mac>]")       \
_(af_packet_delete, "name <host interface name>")                       \
_(policer_add_del, "name <policer name> <params> [del]")                \
_(policer_dump, "[name <policer name>]")                                \
_(policer_classify_set_interface,                                       \
  "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>]\n"      \
  "  [l2-table <nn>] [del]")                                            \
_(policer_classify_dump, "type [ip4|ip6|l2]")                           \
_(netmap_create, "name <interface name> [hw-addr <mac>] [pipe] "        \
    "[master|slave]")                                                   \
_(netmap_delete, "name <interface name>")                               \
_(mpls_tunnel_dump, "tunnel_index <tunnel-id>")                         \
_(mpls_fib_dump, "")                                                    \
_(classify_table_ids, "")                                               \
_(classify_table_by_interface, "sw_if_index <sw_if_index>")             \
_(classify_table_info, "table_id <nn>")                                 \
_(classify_session_dump, "table_id <nn>")                               \
_(set_ipfix_exporter, "collector_address <ip4> [collector_port <nn>] "  \
    "src_address <ip4> [vrf_id <nn>] [path_mtu <nn>] "                  \
    "[template_interval <nn>] [udp_checksum]")                          \
_(ipfix_exporter_dump, "")                                              \
_(set_ipfix_classify_stream, "[domain <domain-id>] [src_port <src-port>]") \
_(ipfix_classify_stream_dump, "")                                       \
_(ipfix_classify_table_add_del, "table <table-index> ip4|ip6 [tcp|udp]") \
_(ipfix_classify_table_dump, "")                                        \
_(sw_interface_span_enable_disable, "[src <intfc> | src_sw_if_index <id>] [disable | [[dst <intfc> | dst_sw_if_index <id>] [both|rx|tx]]]") \
_(sw_interface_span_dump, "")                                           \
_(get_next_index, "node-name <node-name> next-node-name <node-name>")   \
_(pg_create_interface, "if_id <nn>")                                    \
_(pg_capture, "if_id <nnn> pcap <file_name> count <nnn> [disable]")     \
_(pg_enable_disable, "[stream <id>] disable")                           \
_(ip_source_and_port_range_check_add_del,                               \
  "<ip-addr>/<mask> range <nn>-<nn> vrf <id>")                          \
_(ip_source_and_port_range_check_interface_add_del,                     \
  "<intf> | sw_if_index <nn> [tcp-out-vrf <id>] [tcp-in-vrf <id>]"      \
  "[udp-in-vrf <id>] [udp-out-vrf <id>]")                               \
_(ipsec_gre_add_del_tunnel,                                             \
  "src <addr> dst <addr> local_sa <sa-id> remote_sa <sa-id> [del]")     \
_(ipsec_gre_tunnel_dump, "[sw_if_index <nn>]")                          \
_(delete_subif,"<intfc> | sw_if_index <nn>")                            \
_(l2_interface_pbb_tag_rewrite,                                         \
  "<intfc> | sw_if_index <nn> \n"                                       \
  "[disable | push | pop | translate_pbb_stag <outer_tag>] \n"          \
  "dmac <mac> smac <mac> sid <nn> [vlanid <nn>]")                       \
_(punt, "protocol <l4-protocol> [ip <ver>] [port <l4-port>] [del]")     \
_(flow_classify_set_interface,                                          \
  "<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>] [del]") \
_(flow_classify_dump, "type [ip4|ip6]")                                 \
_(ip_fib_dump, "")                                                      \
_(ip6_fib_dump, "")                                                     \
_(feature_enable_disable, "arc_name <arc_name> "                        \
  "feature_name <feature_name> <intfc> | sw_if_index <nn> [disable]")   \
_(sw_interface_tag_add_del, "<intfc> | sw_if_index <nn> tag <text>"     \
"[disable]")                                                            \
_(l2_xconnect_dump, "")                                                 \
_(sw_interface_set_mtu, "<intfc> | sw_if_index <nn> mtu <nn>")        \
_(ip_neighbor_dump, "[ip6] <intfc> | sw_if_index <nn>")                 \
_(sw_interface_get_table, "<intfc> | sw_if_index <id> [ipv6]")

#if DPDK > 0
#define foreach_vpe_dpdk_api_msg                                        \
_(sw_interface_set_dpdk_hqos_pipe,                                      \
  "rx <intfc> | sw_if_index <id> subport <subport-id> pipe <pipe-id>\n" \
  "profile <profile-id>\n")                                             \
_(sw_interface_set_dpdk_hqos_subport,                                   \
  "rx <intfc> | sw_if_index <id> subport <subport-id> [rate <n>]\n"     \
  "[bktsize <n>] [tc0 <n>] [tc1 <n>] [tc2 <n>] [tc3 <n>] [period <n>]\n") \
_(sw_interface_set_dpdk_hqos_tctbl,                                     \
  "rx <intfc> | sw_if_index <id> entry <n> tc <n> queue <n>\n")
#endif

/* List of command functions, CLI names map directly to functions */
#define foreach_cli_function                                    \
_(comment, "usage: comment <ignore-rest-of-line>")              \
_(dump_interface_table, "usage: dump_interface_table")          \
_(dump_sub_interface_table, "usage: dump_sub_interface_table")  \
_(dump_ipv4_table, "usage: dump_ipv4_table")                    \
_(dump_ipv6_table, "usage: dump_ipv6_table")                    \
_(dump_stats_table, "usage: dump_stats_table")                  \
_(dump_macro_table, "usage: dump_macro_table ")                 \
_(dump_node_table, "usage: dump_node_table")                    \
_(dump_msg_api_table, "usage: dump_msg_api_table")              \
_(get_msg_id, "usage: get_msg_id name_and_crc")                 \
_(echo, "usage: echo <message>")                                \
_(exec, "usage: exec <vpe-debug-CLI-command>")                  \
_(exec_inband, "usage: exec_inband <vpe-debug-CLI-command>")    \
_(help, "usage: help")                                          \
_(q, "usage: quit")                                             \
_(quit, "usage: quit")                                          \
_(search_node_table, "usage: search_node_table <name>...")      \
_(set, "usage: set <variable-name> <value>")                    \
_(script, "usage: script <file-name>")                          \
_(unset, "usage: unset <variable-name>")

#define _(N,n)                                  \
    static void vl_api_##n##_t_handler_uni      \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        if (vam->json_output) {                 \
            vl_api_##n##_t_handler_json(mp);    \
        } else {                                \
            vl_api_##n##_t_handler(mp);         \
        }                                       \
    }
foreach_vpe_api_reply_msg;
#undef _

#if DPDK > 0
#define _(N,n)                                  \
    static void vl_api_##n##_t_handler_uni      \
    (vl_api_##n##_t * mp)                       \
    {                                           \
        vat_main_t * vam = &vat_main;           \
        if (vam->json_output) {                 \
            vl_api_##n##_t_handler_json(mp);    \
        } else {                                \
            vl_api_##n##_t_handler(mp);         \
        }                                       \
    }
foreach_vpe_dpdk_api_reply_msg;
#undef _
#endif

void
vat_api_hookup (vat_main_t * vam)
{
#define _(N,n)                                                  \
    vl_msg_api_set_handlers(VL_API_##N, #n,                     \
                           vl_api_##n##_t_handler_uni,          \
                           vl_noop_handler,                     \
                           vl_api_##n##_t_endian,               \
                           vl_api_##n##_t_print,                \
                           sizeof(vl_api_##n##_t), 1);
  foreach_vpe_api_reply_msg;
#undef _

#if DPDK > 0
#define _(N,n)                                                  \
    vl_msg_api_set_handlers(VL_API_##N, #n,                     \
                           vl_api_##n##_t_handler_uni,          \
                           vl_noop_handler,                     \
                           vl_api_##n##_t_endian,               \
                           vl_api_##n##_t_print,                \
                           sizeof(vl_api_##n##_t), 1);
  foreach_vpe_dpdk_api_reply_msg;
#undef _
#endif

#if (VPP_API_TEST_BUILTIN==0)
  vl_msg_api_set_first_available_msg_id (VL_MSG_FIRST_AVAILABLE);
#endif

  vam->sw_if_index_by_interface_name = hash_create_string (0, sizeof (uword));

  vam->function_by_name = hash_create_string (0, sizeof (uword));

  vam->help_by_name = hash_create_string (0, sizeof (uword));

  /* API messages we can send */
#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
  foreach_vpe_api_msg;
#undef _
#if DPDK >0
#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
  foreach_vpe_dpdk_api_msg;
#undef _
#endif

  /* Help strings */
#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
  foreach_vpe_api_msg;
#undef _
#if DPDK >0
#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
  foreach_vpe_dpdk_api_msg;
#undef _
#endif

  /* CLI functions */
#define _(n,h) hash_set_mem (vam->function_by_name, #n, n);
  foreach_cli_function;
#undef _

  /* Help strings */
#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
  foreach_cli_function;
#undef _
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */