src/plugins/memif/memif_test.c - fdio/vpp - Gitiles

 /*
  * memif VAT support
  *
  * Copyright (c) 2017 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 <inttypes.h>

 #include <vat/vat.h>
 #include <vlibapi/api.h>
 #include <vlibmemory/api.h>

 #include <vppinfra/error.h>
 #include <vnet/ip/ip.h>
 #include <memif/memif.h>
 #include <memif/private.h>

 #define __plugin_msg_base memif_test_main.msg_id_base
 #include <vlibapi/vat_helper_macros.h>

 /* declare message IDs */
 #include <vnet/format_fns.h>
 #include <memif/memif.api_enum.h>
 #include <memif/memif.api_types.h>
 #include <vlibmemory/vlib.api_types.h>

 typedef struct
 {
   /* API message ID base */
   u16 msg_id_base;
   u32 ping_id;
   vat_main_t *vat_main;
 } memif_test_main_t;

 memif_test_main_t memif_test_main;

 static uword
 unformat_memif_queues (unformat_input_t * input, va_list * args)
 {
   u32 *rx_queues = va_arg (*args, u32 *);
   u32 *tx_queues = va_arg (*args, u32 *);

   if (unformat (input, "rx-queues %u", rx_queues))
     ;
   if (unformat (input, "tx-queues %u", tx_queues))
     ;

   return 1;
 }

 /* memif_socket_filename_add_del API */
 static int
 api_memif_socket_filename_add_del (vat_main_t * vam)
 {
   unformat_input_t *i = vam->input;
   vl_api_memif_socket_filename_add_del_t *mp;
   u8 is_add;
   u32 socket_id;
   u8 *socket_filename;
   int ret;

   is_add = 1;
   socket_id = ~0;
   socket_filename = 0;

   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (i, "id %u", &socket_id))
 	;
       else if (unformat (i, "filename %s", &socket_filename))
 	;
       else if (unformat (i, "del"))
 	is_add = 0;
       else if (unformat (i, "add"))
 	is_add = 1;
       else
 	{
 	  vec_free (socket_filename);
 	  clib_warning ("unknown input `%U'", format_unformat_error, i);
 	  return -99;
 	}
     }

   if (socket_id == 0 || socket_id == ~0)
     {
       vec_free (socket_filename);
       errmsg ("Invalid socket id");
       return -99;
     }

   if (is_add && (!socket_filename || *socket_filename == 0))
     {
       vec_free (socket_filename);
       errmsg ("Invalid socket filename");
       return -99;
     }

   M2 (MEMIF_SOCKET_FILENAME_ADD_DEL, mp, strlen ((char *) socket_filename));

   mp->is_add = is_add;
   mp->socket_id = htonl (socket_id);
   char *p = (char *) &mp->socket_filename;
   p += vl_api_vec_to_api_string (socket_filename, (vl_api_string_t *) p);

   vec_free (socket_filename);

   S (mp);
   W (ret);

   return ret;
 }

 /* memif_socket_filename_add_del API */
 static int
 api_memif_socket_filename_add_del_v2 (vat_main_t *vam)
 {
   unformat_input_t *i = vam->input;
   vl_api_memif_socket_filename_add_del_v2_t *mp;
   u8 is_add;
   u32 socket_id;
   u8 *socket_filename;
   int ret;

   is_add = 1;
   socket_id = ~0;
   socket_filename = 0;

   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (i, "id %u", &socket_id))
 	;
       else if (unformat (i, "filename %s", &socket_filename))
 	;
       else if (unformat (i, "del"))
 	is_add = 0;
       else if (unformat (i, "add"))
 	is_add = 1;
       else
 	{
 	  vec_free (socket_filename);
 	  clib_warning ("unknown input `%U'", format_unformat_error, i);
 	  return -99;
 	}
     }

   if (socket_id == 0 || socket_id == ~0)
     {
       vec_free (socket_filename);
       errmsg ("Invalid socket id");
       return -99;
     }

   if (is_add && (!socket_filename || *socket_filename == 0))
     {
       vec_free (socket_filename);
       errmsg ("Invalid socket filename");
       return -99;
     }

   M2 (MEMIF_SOCKET_FILENAME_ADD_DEL_V2, mp, strlen ((char *) socket_filename));

   mp->is_add = is_add;
   mp->socket_id = htonl (socket_id);
   char *p = (char *) &mp->socket_filename;
   p += vl_api_vec_to_api_string (socket_filename, (vl_api_string_t *) p);

   vec_free (socket_filename);

   S (mp);
   W (ret);

   return ret;
 }

 /* memif socket-create reply handler */
 static void
 vl_api_memif_socket_filename_add_del_v2_reply_t_handler (
   vl_api_memif_socket_filename_add_del_v2_reply_t *mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;
   i32 retval = ntohl (mp->retval);

   if (retval == 0)
     {
       fformat (vam->ofp, "created memif socket with socket_id %d\n",
 	       ntohl (mp->socket_id));
     }

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

 /* memif_socket_filename_add_del reply handler */
 #define VL_API_MEMIF_SOCKET_FILENAME_ADD_DEL_REPLY_T_HANDLER
 static void vl_api_memif_socket_filename_add_del_reply_t_handler
   (vl_api_memif_socket_filename_add_del_reply_t * mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;
   i32 retval = ntohl (mp->retval);

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

 /* memif-create API */
 static int
 api_memif_create (vat_main_t * vam)
 {
   unformat_input_t *i = vam->input;
   vl_api_memif_create_t *mp;
   u32 id = 0;
   u32 socket_id = 0;
   u8 *secret = 0;
   u8 role = 1;
   u32 ring_size = 0;
   u32 buffer_size = 0;
   u8 hw_addr[6] = { 0 };
   u32 rx_queues = MEMIF_DEFAULT_RX_QUEUES;
   u32 tx_queues = MEMIF_DEFAULT_TX_QUEUES;
   int ret;
   u8 mode = MEMIF_INTERFACE_MODE_ETHERNET;

   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (i, "id %u", &id))
 	;
       else if (unformat (i, "socket-id %u", &socket_id))
 	;
       else if (unformat (i, "secret %s", &secret))
 	;
       else if (unformat (i, "ring_size %u", &ring_size))
 	;
       else if (unformat (i, "buffer_size %u", &buffer_size))
 	;
       else if (unformat (i, "master"))
 	role = 0;
       else if (unformat (i, "slave %U",
 			 unformat_memif_queues, &rx_queues, &tx_queues))
 	role = 1;
       else if (unformat (i, "mode ip"))
 	mode = MEMIF_INTERFACE_MODE_IP;
       else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
 	;
       else
 	{
 	  clib_warning ("unknown input '%U'", format_unformat_error, i);
 	  return -99;
 	}
     }

   if (socket_id == ~0)
     {
       errmsg ("invalid socket-id\n");
       return -99;
     }

   if (!is_pow2 (ring_size))
     {
       errmsg ("ring size must be power of 2\n");
       return -99;
     }

   if (rx_queues > 255 || rx_queues < 1)
     {
       errmsg ("rx queue must be between 1 - 255\n");
       return -99;
     }

   if (tx_queues > 255 || tx_queues < 1)
     {
       errmsg ("tx queue must be between 1 - 255\n");
       return -99;
     }

   M2 (MEMIF_CREATE, mp, strlen ((char *) secret));

   mp->mode = mode;
   mp->id = clib_host_to_net_u32 (id);
   mp->role = role;
   mp->ring_size = clib_host_to_net_u32 (ring_size);
   mp->buffer_size = clib_host_to_net_u16 (buffer_size & 0xffff);
   mp->socket_id = clib_host_to_net_u32 (socket_id);
   if (secret != 0)
     {
       char *p = (char *) &mp->secret;
       p += vl_api_vec_to_api_string (secret, (vl_api_string_t *) p);
       vec_free (secret);
     }
   memcpy (mp->hw_addr, hw_addr, 6);
   mp->rx_queues = rx_queues;
   mp->tx_queues = tx_queues;

   S (mp);
   W (ret);
   return ret;
 }

 /* memif-create reply handler */
 static void vl_api_memif_create_reply_t_handler
   (vl_api_memif_create_reply_t * mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;
   i32 retval = ntohl (mp->retval);

   if (retval == 0)
     {
       fformat (vam->ofp, "created memif with sw_if_index %d\n",
 	       ntohl (mp->sw_if_index));
     }

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

 /* memif-create_v2 API */
 static int
 api_memif_create_v2 (vat_main_t *vam)
 {
   unformat_input_t *i = vam->input;
   vl_api_memif_create_v2_t *mp;
   u32 id = 0;
   u32 socket_id = 0;
   u8 *secret = 0;
   u8 role = 1;
   u32 ring_size = 0;
   u8 use_dma = 0;
   u32 buffer_size = 0;
   u8 hw_addr[6] = { 0 };
   u32 rx_queues = MEMIF_DEFAULT_RX_QUEUES;
   u32 tx_queues = MEMIF_DEFAULT_TX_QUEUES;
   int ret;
   u8 mode = MEMIF_INTERFACE_MODE_ETHERNET;

   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (i, "id %u", &id))
 	;
       else if (unformat (i, "socket-id %u", &socket_id))
 	;
       else if (unformat (i, "secret %s", &secret))
 	;
       else if (unformat (i, "ring_size %u", &ring_size))
 	;
       else if (unformat (i, "buffer_size %u", &buffer_size))
 	;
       else if (unformat (i, "master"))
 	role = 0;
       else if (unformat (i, "use_dma %u", &use_dma))
 	;
       else if (unformat (i, "slave %U", unformat_memif_queues, &rx_queues,
 			 &tx_queues))
 	role = 1;
       else if (unformat (i, "mode ip"))
 	mode = MEMIF_INTERFACE_MODE_IP;
       else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
 	;
       else
 	{
 	  clib_warning ("unknown input '%U'", format_unformat_error, i);
 	  return -99;
 	}
     }

   if (socket_id == ~0)
     {
       errmsg ("invalid socket-id\n");
       return -99;
     }

   if (!is_pow2 (ring_size))
     {
       errmsg ("ring size must be power of 2\n");
       return -99;
     }

   if (rx_queues > 255 || rx_queues < 1)
     {
       errmsg ("rx queue must be between 1 - 255\n");
       return -99;
     }

   if (tx_queues > 255 || tx_queues < 1)
     {
       errmsg ("tx queue must be between 1 - 255\n");
       return -99;
     }

   M2 (MEMIF_CREATE, mp, strlen ((char *) secret));

   mp->mode = mode;
   mp->id = clib_host_to_net_u32 (id);
   mp->role = role;
   mp->use_dma = use_dma;
   mp->ring_size = clib_host_to_net_u32 (ring_size);
   mp->buffer_size = clib_host_to_net_u16 (buffer_size & 0xffff);
   mp->socket_id = clib_host_to_net_u32 (socket_id);

   char *p = (char *) &mp->secret;
   p += vl_api_vec_to_api_string (secret, (vl_api_string_t *) p);
   vec_free (secret);

   memcpy (mp->hw_addr, hw_addr, 6);
   mp->rx_queues = rx_queues;
   mp->tx_queues = tx_queues;

   S (mp);
   W (ret);
   return ret;
 }

 /* memif-create_v2 reply handler */
 static void
 vl_api_memif_create_v2_reply_t_handler (vl_api_memif_create_reply_t *mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;
   i32 retval = ntohl (mp->retval);

   if (retval == 0)
     {
       fformat (vam->ofp, "created memif with sw_if_index %d\n",
 	       ntohl (mp->sw_if_index));
     }

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

 /* memif-delete API */
 static int
 api_memif_delete (vat_main_t * vam)
 {
   unformat_input_t *i = vam->input;
   vl_api_memif_delete_t *mp;
   u32 sw_if_index = 0;
   u8 index_defined = 0;
   int ret;

   while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (i, "sw_if_index %u", &sw_if_index))
 	index_defined = 1;
       else
 	{
 	  clib_warning ("unknown input '%U'", format_unformat_error, i);
 	  return -99;
 	}
     }

   if (!index_defined)
     {
       errmsg ("missing sw_if_index\n");
       return -99;
     }

   M (MEMIF_DELETE, mp);

   mp->sw_if_index = clib_host_to_net_u32 (sw_if_index);

   S (mp);
   W (ret);
   return ret;
 }

 /* memif-dump API */
 static int
 api_memif_dump (vat_main_t * vam)
 {
   memif_test_main_t *mm = &memif_test_main;
   vl_api_memif_dump_t *mp;
   vl_api_control_ping_t *mp_ping;
   int ret;

   if (vam->json_output)
     {
       clib_warning ("JSON output not supported for memif_dump");
       return -99;
     }

   M (MEMIF_DUMP, mp);
   S (mp);

   /* Use a control ping for synchronization */
   if (!mm->ping_id)
     mm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));
   mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
   mp_ping->_vl_msg_id = htons (mm->ping_id);
   mp_ping->client_index = vam->my_client_index;

   fformat (vam->ofp, "Sending ping id=%d\n", mm->ping_id);

   vam->result_ready = 0;
   S (mp_ping);

   W (ret);
   return ret;
 }

 /* memif-details message handler */
 static void
 vl_api_memif_details_t_handler (vl_api_memif_details_t * mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;

   fformat (vam->ofp, "%s: sw_if_index %u mac %U\n"
 	   "   id %u socket-id %u role %s\n"
 	   "   ring_size %u buffer_size %u\n"
 	   "   state %s link %s\n",
 	   mp->if_name, ntohl (mp->sw_if_index), format_ethernet_address,
 	   mp->hw_addr, clib_net_to_host_u32 (mp->id),
 	   clib_net_to_host_u32 (mp->socket_id),
 	   mp->role ? "slave" : "master",
 	   ntohl (mp->ring_size), ntohs (mp->buffer_size),
 	   (mp->flags & IF_STATUS_API_FLAG_ADMIN_UP) ? "up" : "down",
 	   (mp->flags & IF_STATUS_API_FLAG_LINK_UP) ? "up" : "down");
 }

 /* memif_socket_filename_dump API */
 static int
 api_memif_socket_filename_dump (vat_main_t * vam)
 {
   memif_test_main_t *mm = &memif_test_main;
   vl_api_memif_socket_filename_dump_t *mp;
   vl_api_control_ping_t *mp_ping;
   int ret;

   if (vam->json_output)
     {
       clib_warning
 	("JSON output not supported for memif_socket_filename_dump");
       return -99;
     }

   M (MEMIF_SOCKET_FILENAME_DUMP, mp);
   S (mp);

   /* Use a control ping for synchronization */
   if (!mm->ping_id)
     mm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));
   mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
   mp_ping->_vl_msg_id = htons (mm->ping_id);
   mp_ping->client_index = vam->my_client_index;

   fformat (vam->ofp, "Sending ping id=%d\n", mm->ping_id);

   vam->result_ready = 0;
   S (mp_ping);

   W (ret);
   return ret;
 }

 /* memif_socket_format_details message handler */
 static void vl_api_memif_socket_filename_details_t_handler
   (vl_api_memif_socket_filename_details_t * mp)
 {
   vat_main_t *vam = memif_test_main.vat_main;

   fformat (vam->ofp,
 	   "id %u : filename %s\n",
 	   ntohl (mp->socket_id), mp->socket_filename);
 }

 #include <memif/memif.api_test.c>

 /*
  * fd.io coding-style-patch-verification: ON
  *
  * Local Variables:
  * eval: (c-set-style "gnu")
  * End:
  */
	/*
	* memif VAT support
	*
	* Copyright (c) 2017 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 <inttypes.h>

	#include <vat/vat.h>
	#include <vlibapi/api.h>
	#include <vlibmemory/api.h>

	#include <vppinfra/error.h>
	#include <vnet/ip/ip.h>
	#include <memif/memif.h>
	#include <memif/private.h>

	#define __plugin_msg_base memif_test_main.msg_id_base
	#include <vlibapi/vat_helper_macros.h>

	/* declare message IDs */
	#include <vnet/format_fns.h>
	#include <memif/memif.api_enum.h>
	#include <memif/memif.api_types.h>
	#include <vlibmemory/vlib.api_types.h>

	typedef struct
	{
	/* API message ID base */
	u16 msg_id_base;
	u32 ping_id;
	vat_main_t *vat_main;
	} memif_test_main_t;

	memif_test_main_t memif_test_main;

	static uword
	unformat_memif_queues (unformat_input_t * input, va_list * args)
	{
	u32 rx_queues = va_arg (args, u32 *);
	u32 tx_queues = va_arg (args, u32 *);

	if (unformat (input, "rx-queues %u", rx_queues))
	;
	if (unformat (input, "tx-queues %u", tx_queues))
	;

	return 1;
	}

	/* memif_socket_filename_add_del API */
	static int
	api_memif_socket_filename_add_del (vat_main_t * vam)
	{
	unformat_input_t *i = vam->input;
	vl_api_memif_socket_filename_add_del_t *mp;
	u8 is_add;
	u32 socket_id;
	u8 *socket_filename;
	int ret;

	is_add = 1;
	socket_id = ~0;
	socket_filename = 0;

	while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
	{
	if (unformat (i, "id %u", &socket_id))
	;
	else if (unformat (i, "filename %s", &socket_filename))
	;
	else if (unformat (i, "del"))
	is_add = 0;
	else if (unformat (i, "add"))
	is_add = 1;
	else
	{
	vec_free (socket_filename);
	clib_warning ("unknown input `%U'", format_unformat_error, i);
	return -99;
	}
	}

	if (socket_id == 0 \|\| socket_id == ~0)
	{
	vec_free (socket_filename);
	errmsg ("Invalid socket id");
	return -99;
	}

	if (is_add && (!socket_filename \|\| *socket_filename == 0))
	{
	vec_free (socket_filename);
	errmsg ("Invalid socket filename");
	return -99;
	}

	M2 (MEMIF_SOCKET_FILENAME_ADD_DEL, mp, strlen ((char *) socket_filename));

	mp->is_add = is_add;
	mp->socket_id = htonl (socket_id);
	char p = (char ) &mp->socket_filename;
	p += vl_api_vec_to_api_string (socket_filename, (vl_api_string_t *) p);

	vec_free (socket_filename);

	S (mp);
	W (ret);

	return ret;
	}

	/* memif_socket_filename_add_del API */
	static int
	api_memif_socket_filename_add_del_v2 (vat_main_t *vam)
	{
	unformat_input_t *i = vam->input;
	vl_api_memif_socket_filename_add_del_v2_t *mp;
	u8 is_add;
	u32 socket_id;
	u8 *socket_filename;
	int ret;

	is_add = 1;
	socket_id = ~0;
	socket_filename = 0;

	while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
	{
	if (unformat (i, "id %u", &socket_id))
	;
	else if (unformat (i, "filename %s", &socket_filename))
	;
	else if (unformat (i, "del"))
	is_add = 0;
	else if (unformat (i, "add"))
	is_add = 1;
	else
	{
	vec_free (socket_filename);
	clib_warning ("unknown input `%U'", format_unformat_error, i);
	return -99;
	}
	}

	if (socket_id == 0 \|\| socket_id == ~0)
	{
	vec_free (socket_filename);
	errmsg ("Invalid socket id");
	return -99;
	}

	if (is_add && (!socket_filename \|\| *socket_filename == 0))
	{
	vec_free (socket_filename);
	errmsg ("Invalid socket filename");
	return -99;
	}

	M2 (MEMIF_SOCKET_FILENAME_ADD_DEL_V2, mp, strlen ((char *) socket_filename));

	mp->is_add = is_add;
	mp->socket_id = htonl (socket_id);
	char p = (char ) &mp->socket_filename;
	p += vl_api_vec_to_api_string (socket_filename, (vl_api_string_t *) p);

	vec_free (socket_filename);

	S (mp);
	W (ret);

	return ret;
	}

	/* memif socket-create reply handler */
	static void
	vl_api_memif_socket_filename_add_del_v2_reply_t_handler (
	vl_api_memif_socket_filename_add_del_v2_reply_t *mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;
	i32 retval = ntohl (mp->retval);

	if (retval == 0)
	{
	fformat (vam->ofp, "created memif socket with socket_id %d\n",
	ntohl (mp->socket_id));
	}

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

	/* memif_socket_filename_add_del reply handler */
	#define VL_API_MEMIF_SOCKET_FILENAME_ADD_DEL_REPLY_T_HANDLER
	static void vl_api_memif_socket_filename_add_del_reply_t_handler
	(vl_api_memif_socket_filename_add_del_reply_t * mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;
	i32 retval = ntohl (mp->retval);

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

	/* memif-create API */
	static int
	api_memif_create (vat_main_t * vam)
	{
	unformat_input_t *i = vam->input;
	vl_api_memif_create_t *mp;
	u32 id = 0;
	u32 socket_id = 0;
	u8 *secret = 0;
	u8 role = 1;
	u32 ring_size = 0;
	u32 buffer_size = 0;
	u8 hw_addr[6] = { 0 };
	u32 rx_queues = MEMIF_DEFAULT_RX_QUEUES;
	u32 tx_queues = MEMIF_DEFAULT_TX_QUEUES;
	int ret;
	u8 mode = MEMIF_INTERFACE_MODE_ETHERNET;

	while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
	{
	if (unformat (i, "id %u", &id))
	;
	else if (unformat (i, "socket-id %u", &socket_id))
	;
	else if (unformat (i, "secret %s", &secret))
	;
	else if (unformat (i, "ring_size %u", &ring_size))
	;
	else if (unformat (i, "buffer_size %u", &buffer_size))
	;
	else if (unformat (i, "master"))
	role = 0;
	else if (unformat (i, "slave %U",
	unformat_memif_queues, &rx_queues, &tx_queues))
	role = 1;
	else if (unformat (i, "mode ip"))
	mode = MEMIF_INTERFACE_MODE_IP;
	else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
	;
	else
	{
	clib_warning ("unknown input '%U'", format_unformat_error, i);
	return -99;
	}
	}

	if (socket_id == ~0)
	{
	errmsg ("invalid socket-id\n");
	return -99;
	}

	if (!is_pow2 (ring_size))
	{
	errmsg ("ring size must be power of 2\n");
	return -99;
	}

	if (rx_queues > 255 \|\| rx_queues < 1)
	{
	errmsg ("rx queue must be between 1 - 255\n");
	return -99;
	}

	if (tx_queues > 255 \|\| tx_queues < 1)
	{
	errmsg ("tx queue must be between 1 - 255\n");
	return -99;
	}

	M2 (MEMIF_CREATE, mp, strlen ((char *) secret));

	mp->mode = mode;
	mp->id = clib_host_to_net_u32 (id);
	mp->role = role;
	mp->ring_size = clib_host_to_net_u32 (ring_size);
	mp->buffer_size = clib_host_to_net_u16 (buffer_size & 0xffff);
	mp->socket_id = clib_host_to_net_u32 (socket_id);
	if (secret != 0)
	{
	char p = (char ) &mp->secret;
	p += vl_api_vec_to_api_string (secret, (vl_api_string_t *) p);
	vec_free (secret);
	}
	memcpy (mp->hw_addr, hw_addr, 6);
	mp->rx_queues = rx_queues;
	mp->tx_queues = tx_queues;

	S (mp);
	W (ret);
	return ret;
	}

	/* memif-create reply handler */
	static void vl_api_memif_create_reply_t_handler
	(vl_api_memif_create_reply_t * mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;
	i32 retval = ntohl (mp->retval);

	if (retval == 0)
	{
	fformat (vam->ofp, "created memif with sw_if_index %d\n",
	ntohl (mp->sw_if_index));
	}

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

	/* memif-create_v2 API */
	static int
	api_memif_create_v2 (vat_main_t *vam)
	{
	unformat_input_t *i = vam->input;
	vl_api_memif_create_v2_t *mp;
	u32 id = 0;
	u32 socket_id = 0;
	u8 *secret = 0;
	u8 role = 1;
	u32 ring_size = 0;
	u8 use_dma = 0;
	u32 buffer_size = 0;
	u8 hw_addr[6] = { 0 };
	u32 rx_queues = MEMIF_DEFAULT_RX_QUEUES;
	u32 tx_queues = MEMIF_DEFAULT_TX_QUEUES;
	int ret;
	u8 mode = MEMIF_INTERFACE_MODE_ETHERNET;

	while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
	{
	if (unformat (i, "id %u", &id))
	;
	else if (unformat (i, "socket-id %u", &socket_id))
	;
	else if (unformat (i, "secret %s", &secret))
	;
	else if (unformat (i, "ring_size %u", &ring_size))
	;
	else if (unformat (i, "buffer_size %u", &buffer_size))
	;
	else if (unformat (i, "master"))
	role = 0;
	else if (unformat (i, "use_dma %u", &use_dma))
	;
	else if (unformat (i, "slave %U", unformat_memif_queues, &rx_queues,
	&tx_queues))
	role = 1;
	else if (unformat (i, "mode ip"))
	mode = MEMIF_INTERFACE_MODE_IP;
	else if (unformat (i, "hw_addr %U", unformat_ethernet_address, hw_addr))
	;
	else
	{
	clib_warning ("unknown input '%U'", format_unformat_error, i);
	return -99;
	}
	}

	if (socket_id == ~0)
	{
	errmsg ("invalid socket-id\n");
	return -99;
	}

	if (!is_pow2 (ring_size))
	{
	errmsg ("ring size must be power of 2\n");
	return -99;
	}

	if (rx_queues > 255 \|\| rx_queues < 1)
	{
	errmsg ("rx queue must be between 1 - 255\n");
	return -99;
	}

	if (tx_queues > 255 \|\| tx_queues < 1)
	{
	errmsg ("tx queue must be between 1 - 255\n");
	return -99;
	}

	M2 (MEMIF_CREATE, mp, strlen ((char *) secret));

	mp->mode = mode;
	mp->id = clib_host_to_net_u32 (id);
	mp->role = role;
	mp->use_dma = use_dma;
	mp->ring_size = clib_host_to_net_u32 (ring_size);
	mp->buffer_size = clib_host_to_net_u16 (buffer_size & 0xffff);
	mp->socket_id = clib_host_to_net_u32 (socket_id);

	char p = (char ) &mp->secret;
	p += vl_api_vec_to_api_string (secret, (vl_api_string_t *) p);
	vec_free (secret);

	memcpy (mp->hw_addr, hw_addr, 6);
	mp->rx_queues = rx_queues;
	mp->tx_queues = tx_queues;

	S (mp);
	W (ret);
	return ret;
	}

	/* memif-create_v2 reply handler */
	static void
	vl_api_memif_create_v2_reply_t_handler (vl_api_memif_create_reply_t *mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;
	i32 retval = ntohl (mp->retval);

	if (retval == 0)
	{
	fformat (vam->ofp, "created memif with sw_if_index %d\n",
	ntohl (mp->sw_if_index));
	}

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

	/* memif-delete API */
	static int
	api_memif_delete (vat_main_t * vam)
	{
	unformat_input_t *i = vam->input;
	vl_api_memif_delete_t *mp;
	u32 sw_if_index = 0;
	u8 index_defined = 0;
	int ret;

	while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
	{
	if (unformat (i, "sw_if_index %u", &sw_if_index))
	index_defined = 1;
	else
	{
	clib_warning ("unknown input '%U'", format_unformat_error, i);
	return -99;
	}
	}

	if (!index_defined)
	{
	errmsg ("missing sw_if_index\n");
	return -99;
	}

	M (MEMIF_DELETE, mp);

	mp->sw_if_index = clib_host_to_net_u32 (sw_if_index);

	S (mp);
	W (ret);
	return ret;
	}

	/* memif-dump API */
	static int
	api_memif_dump (vat_main_t * vam)
	{
	memif_test_main_t *mm = &memif_test_main;
	vl_api_memif_dump_t *mp;
	vl_api_control_ping_t *mp_ping;
	int ret;

	if (vam->json_output)
	{
	clib_warning ("JSON output not supported for memif_dump");
	return -99;
	}

	M (MEMIF_DUMP, mp);
	S (mp);

	/* Use a control ping for synchronization */
	if (!mm->ping_id)
	mm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));
	mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
	mp_ping->_vl_msg_id = htons (mm->ping_id);
	mp_ping->client_index = vam->my_client_index;

	fformat (vam->ofp, "Sending ping id=%d\n", mm->ping_id);

	vam->result_ready = 0;
	S (mp_ping);

	W (ret);
	return ret;
	}

	/* memif-details message handler */
	static void
	vl_api_memif_details_t_handler (vl_api_memif_details_t * mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;

	fformat (vam->ofp, "%s: sw_if_index %u mac %U\n"
	" id %u socket-id %u role %s\n"
	" ring_size %u buffer_size %u\n"
	" state %s link %s\n",
	mp->if_name, ntohl (mp->sw_if_index), format_ethernet_address,
	mp->hw_addr, clib_net_to_host_u32 (mp->id),
	clib_net_to_host_u32 (mp->socket_id),
	mp->role ? "slave" : "master",
	ntohl (mp->ring_size), ntohs (mp->buffer_size),
	(mp->flags & IF_STATUS_API_FLAG_ADMIN_UP) ? "up" : "down",
	(mp->flags & IF_STATUS_API_FLAG_LINK_UP) ? "up" : "down");
	}

	/* memif_socket_filename_dump API */
	static int
	api_memif_socket_filename_dump (vat_main_t * vam)
	{
	memif_test_main_t *mm = &memif_test_main;
	vl_api_memif_socket_filename_dump_t *mp;
	vl_api_control_ping_t *mp_ping;
	int ret;

	if (vam->json_output)
	{
	clib_warning
	("JSON output not supported for memif_socket_filename_dump");
	return -99;
	}

	M (MEMIF_SOCKET_FILENAME_DUMP, mp);
	S (mp);

	/* Use a control ping for synchronization */
	if (!mm->ping_id)
	mm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));
	mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
	mp_ping->_vl_msg_id = htons (mm->ping_id);
	mp_ping->client_index = vam->my_client_index;

	fformat (vam->ofp, "Sending ping id=%d\n", mm->ping_id);

	vam->result_ready = 0;
	S (mp_ping);

	W (ret);
	return ret;
	}

	/* memif_socket_format_details message handler */
	static void vl_api_memif_socket_filename_details_t_handler
	(vl_api_memif_socket_filename_details_t * mp)
	{
	vat_main_t *vam = memif_test_main.vat_main;

	fformat (vam->ofp,
	"id %u : filename %s\n",
	ntohl (mp->socket_id), mp->socket_filename);
	}

	#include <memif/memif.api_test.c>

	/*
	* fd.io coding-style-patch-verification: ON
	*
	* Local Variables:
	* eval: (c-set-style "gnu")
	* End:
	*/