2 *------------------------------------------------------------------
3 * api.c - message handler registration
5 * Copyright (c) 2010 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
22 #include <sys/types.h>
25 #include <netinet/in.h>
32 #include <vppinfra/clib.h>
33 #include <vppinfra/vec.h>
34 #include <vppinfra/hash.h>
35 #include <vppinfra/bitmap.h>
36 #include <vppinfra/fifo.h>
37 #include <vppinfra/time.h>
38 #include <vppinfra/mheap.h>
39 #include <vppinfra/heap.h>
40 #include <vppinfra/pool.h>
41 #include <vppinfra/format.h>
42 #include <vppinfra/error.h>
44 #include <vnet/vnet.h>
45 #include <vlib/vlib.h>
46 #include <vlib/unix/unix.h>
47 #include <vlibapi/api.h>
48 #include <vlibmemory/api.h>
50 #include <vpp/api/vpe_msg_enum.h>
52 #include <vnet/ip/ip.h>
53 #include <vnet/interface.h>
56 #define f64_print(a,b)
58 #define vl_typedefs /* define message structures */
59 #include <vpp/api/vpe_all_api_h.h>
62 #define vl_endianfun /* define message structures */
63 #include <vpp/api/vpe_all_api_h.h>
66 /* instantiate all the print functions we know about */
67 #define vl_print(handle, ...)
69 #include <vpp/api/vpe_all_api_h.h>
72 vl_shmem_hdr_t *shmem_hdr;
81 unix_shared_memory_queue_t *vl_input_queue;
85 test_main_t test_main;
88 * Satisfy external references when -lvlib is not available.
90 vlib_main_t vlib_global_main;
91 vlib_main_t **vlib_mains;
94 vlib_cli_output (struct vlib_main_t *vm, char *fmt, ...)
96 clib_warning ("vlib_cli_output callled...");
100 format_ethernet_address (u8 * s, va_list * args)
102 u8 *a = va_arg (*args, u8 *);
104 return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
105 a[0], a[1], a[2], a[3], a[4], a[5]);
109 vl_api_sw_interface_details_t_handler (vl_api_sw_interface_details_t * mp)
111 char *duplex, *speed;
113 switch (mp->link_duplex << VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT)
115 case VNET_HW_INTERFACE_FLAG_HALF_DUPLEX:
118 case VNET_HW_INTERFACE_FLAG_FULL_DUPLEX:
125 switch (mp->link_speed << VNET_HW_INTERFACE_FLAG_SPEED_SHIFT)
127 case VNET_HW_INTERFACE_FLAG_SPEED_10M:
130 case VNET_HW_INTERFACE_FLAG_SPEED_100M:
133 case VNET_HW_INTERFACE_FLAG_SPEED_1G:
136 case VNET_HW_INTERFACE_FLAG_SPEED_10G:
139 case VNET_HW_INTERFACE_FLAG_SPEED_40G:
142 case VNET_HW_INTERFACE_FLAG_SPEED_100G:
149 fformat (stdout, "details: %s sw_if_index %d sup_sw_if_index %d "
150 "link_duplex %s link_speed %s",
151 mp->interface_name, ntohl (mp->sw_if_index),
152 ntohl (mp->sup_sw_if_index), duplex, speed);
154 if (mp->l2_address_length)
155 fformat (stdout, " l2 address: %U\n",
156 format_ethernet_address, mp->l2_address);
158 fformat (stdout, "\n");
162 vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
164 fformat (stdout, "set flags: sw_if_index %d, admin %s link %s\n",
165 ntohl (mp->sw_if_index),
166 mp->admin_up_down ? "up" : "down",
167 mp->link_up_down ? "up" : "down");
171 vl_api_sw_interface_set_flags_reply_t_handler
172 (vl_api_sw_interface_set_flags_reply_t * mp)
174 fformat (stdout, "set flags reply: reply %d\n", ntohl (mp->retval));
178 vl_api_want_interface_events_reply_t_handler
179 (vl_api_want_interface_events_reply_t * mp)
184 vl_api_want_stats_reply_t_handler (vl_api_want_stats_reply_t * mp)
186 fformat (stdout, "want stats reply %d\n", ntohl (mp->retval));
190 vl_api_want_oam_events_reply_t_handler (vl_api_want_oam_events_reply_t * mp)
192 fformat (stdout, "want oam reply %d\n", ntohl (mp->retval));
196 vl_api_ip_add_del_route_reply_t_handler (vl_api_ip_add_del_route_reply_t * mp)
198 fformat (stdout, "add_route reply %d\n", ntohl (mp->retval));
202 vl_api_sw_interface_add_del_address_reply_t_handler
203 (vl_api_sw_interface_add_del_address_reply_t * mp)
205 fformat (stdout, "add_del_address reply %d\n", ntohl (mp->retval));
209 vl_api_sw_interface_set_table_reply_t_handler
210 (vl_api_sw_interface_set_table_reply_t * mp)
212 fformat (stdout, "set_table reply %d\n", ntohl (mp->retval));
216 vl_api_tap_connect_reply_t_handler (vl_api_tap_connect_reply_t * mp)
218 fformat (stdout, "tap connect reply %d, sw_if_index %d\n",
219 ntohl (mp->retval), ntohl (mp->sw_if_index));
223 vl_api_create_vlan_subif_reply_t_handler (vl_api_create_vlan_subif_reply_t *
226 fformat (stdout, "create vlan subif reply %d, sw_if_index %d\n",
227 ntohl (mp->retval), ntohl (mp->sw_if_index));
230 static void vl_api_proxy_arp_add_del_reply_t_handler
231 (vl_api_proxy_arp_add_del_reply_t * mp)
233 fformat (stdout, "add del proxy arp reply %d\n", ntohl (mp->retval));
236 static void vl_api_proxy_arp_intfc_enable_disable_reply_t_handler
237 (vl_api_proxy_arp_intfc_enable_disable_reply_t * mp)
239 fformat (stdout, "proxy arp intfc ena/dis reply %d\n", ntohl (mp->retval));
242 static void vl_api_ip_neighbor_add_del_reply_t_handler
243 (vl_api_ip_neighbor_add_del_reply_t * mp)
245 fformat (stdout, "ip neighbor add del reply %d\n", ntohl (mp->retval));
250 vl_api_vnet_interface_counters_t_handler (vl_api_vnet_interface_counters_t *
254 u32 count, sw_if_index;
257 count = ntohl (mp->count);
258 sw_if_index = ntohl (mp->first_sw_if_index);
259 if (mp->is_combined == 0)
262 vp = (u64 *) mp->data;
264 switch (mp->vnet_counter_type)
266 case VNET_INTERFACE_COUNTER_DROP:
267 counter_name = "drop";
269 case VNET_INTERFACE_COUNTER_PUNT:
270 counter_name = "punt";
272 case VNET_INTERFACE_COUNTER_IP4:
273 counter_name = "ip4";
275 case VNET_INTERFACE_COUNTER_IP6:
276 counter_name = "ip6";
278 case VNET_INTERFACE_COUNTER_RX_NO_BUF:
279 counter_name = "rx-no-buf";
281 case VNET_INTERFACE_COUNTER_RX_MISS:
282 counter_name = "rx-miss";
284 case VNET_INTERFACE_COUNTER_RX_ERROR:
285 counter_name = "rx-error";
287 case VNET_INTERFACE_COUNTER_TX_ERROR:
288 counter_name = "tx-error (fifo-full)";
291 counter_name = "bogus";
294 for (i = 0; i < count; i++)
296 v = clib_mem_unaligned (vp, u64);
297 v = clib_net_to_host_u64 (v);
299 fformat (stdout, "%d.%s %lld\n", sw_if_index, counter_name, v);
307 vp = (vlib_counter_t *) mp->data;
309 switch (mp->vnet_counter_type)
311 case VNET_INTERFACE_COUNTER_RX:
314 case VNET_INTERFACE_COUNTER_TX:
318 counter_name = "bogus";
321 for (i = 0; i < count; i++)
323 packets = clib_mem_unaligned (&vp->packets, u64);
324 packets = clib_net_to_host_u64 (packets);
325 bytes = clib_mem_unaligned (&vp->bytes, u64);
326 bytes = clib_net_to_host_u64 (bytes);
328 fformat (stdout, "%d.%s.packets %lld\n",
329 sw_if_index, counter_name, packets);
330 fformat (stdout, "%d.%s.bytes %lld\n",
331 sw_if_index, counter_name, bytes);
338 /* Format an IP4 address. */
340 format_ip4_address (u8 * s, va_list * args)
342 u8 *a = va_arg (*args, u8 *);
343 return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]);
346 /* Format an IP4 route destination and length. */
348 format_ip4_address_and_length (u8 * s, va_list * args)
350 u8 *a = va_arg (*args, u8 *);
351 u8 l = va_arg (*args, u32);
352 return format (s, "%U/%d", format_ip4_address, a, l);
356 vl_api_vnet_ip4_fib_counters_t_handler (vl_api_vnet_ip4_fib_counters_t * mp)
359 vl_api_ip4_fib_counter_t *ctrp;
362 count = ntohl (mp->count);
364 fformat (stdout, "fib id %d, count this msg %d\n",
365 ntohl (mp->vrf_id), count);
368 for (i = 0; i < count; i++)
370 fformat (stdout, "%U: %lld packets, %lld bytes\n",
371 format_ip4_address_and_length, &ctrp->address,
372 (u32) ctrp->address_length,
373 clib_net_to_host_u64 (ctrp->packets),
374 clib_net_to_host_u64 (ctrp->bytes));
379 /* Format an IP6 address. */
381 format_ip6_address (u8 * s, va_list * args)
383 ip6_address_t *a = va_arg (*args, ip6_address_t *);
384 u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon;
386 i_max_n_zero = ARRAY_LEN (a->as_u16);
388 i_first_zero = i_max_n_zero;
390 for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
392 u32 is_zero = a->as_u16[i] == 0;
393 if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16))
399 if ((!is_zero && n_zeros > max_n_zeros)
400 || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros))
402 i_max_n_zero = i_first_zero;
403 max_n_zeros = n_zeros;
404 i_first_zero = ARRAY_LEN (a->as_u16);
409 last_double_colon = 0;
410 for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
412 if (i == i_max_n_zero && max_n_zeros > 1)
414 s = format (s, "::");
415 i += max_n_zeros - 1;
416 last_double_colon = 1;
420 s = format (s, "%s%x",
421 (last_double_colon || i == 0) ? "" : ":",
422 clib_net_to_host_u16 (a->as_u16[i]));
423 last_double_colon = 0;
430 /* Format an IP6 route destination and length. */
432 format_ip6_address_and_length (u8 * s, va_list * args)
434 ip6_address_t *a = va_arg (*args, ip6_address_t *);
435 u8 l = va_arg (*args, u32);
436 return format (s, "%U/%d", format_ip6_address, a, l);
440 vl_api_vnet_ip6_fib_counters_t_handler (vl_api_vnet_ip6_fib_counters_t * mp)
443 vl_api_ip6_fib_counter_t *ctrp;
446 count = ntohl (mp->count);
448 fformat (stdout, "fib id %d, count this msg %d\n",
449 ntohl (mp->vrf_id), count);
452 for (i = 0; i < count; i++)
454 fformat (stdout, "%U: %lld packets, %lld bytes\n",
455 format_ip6_address_and_length, &ctrp->address,
456 (u32) ctrp->address_length,
457 clib_net_to_host_u64 (ctrp->packets),
458 clib_net_to_host_u64 (ctrp->bytes));
464 vl_api_oam_event_t_handler (vl_api_oam_event_t * mp)
466 fformat (stdout, "OAM: %U now %s\n",
467 format_ip4_address, &mp->dst_address,
468 mp->state == 1 ? "alive" : "dead");
472 vl_api_oam_add_del_reply_t_handler (vl_api_oam_add_del_reply_t * mp)
474 fformat (stdout, "oam add del reply %d\n", ntohl (mp->retval));
478 vl_api_reset_fib_reply_t_handler (vl_api_reset_fib_reply_t * mp)
480 fformat (stdout, "fib reset reply %d\n", ntohl (mp->retval));
484 vl_api_dhcp_proxy_set_vss_reply_t_handler (vl_api_dhcp_proxy_set_vss_reply_t *
487 fformat (stdout, "dhcp proxy set vss reply %d\n", ntohl (mp->retval));
491 vl_api_dhcp_proxy_config_reply_t_handler (vl_api_dhcp_proxy_config_reply_t *
494 fformat (stdout, "dhcp proxy config reply %d\n", ntohl (mp->retval));
498 vl_api_set_ip_flow_hash_reply_t_handler (vl_api_set_ip_flow_hash_reply_t * mp)
500 fformat (stdout, "set ip flow hash reply %d\n", ntohl (mp->retval));
504 vl_api_sw_interface_ip6nd_ra_config_reply_t_handler
505 (vl_api_sw_interface_ip6nd_ra_config_reply_t * mp)
507 fformat (stdout, "ip6 nd ra-config reply %d\n", ntohl (mp->retval));
511 vl_api_sw_interface_ip6nd_ra_prefix_reply_t_handler
512 (vl_api_sw_interface_ip6nd_ra_prefix_reply_t * mp)
514 fformat (stdout, "ip6 nd ra-prefix reply %d\n", ntohl (mp->retval));
518 vl_api_sw_interface_ip6_enable_disable_reply_t_handler
519 (vl_api_sw_interface_ip6_enable_disable_reply_t * mp)
521 fformat (stdout, "ip6 enable/disable reply %d\n", ntohl (mp->retval));
525 vl_api_sw_interface_ip6_set_link_local_address_reply_t_handler
526 (vl_api_sw_interface_ip6_set_link_local_address_reply_t * mp)
528 fformat (stdout, "ip6 set link-local address reply %d\n",
532 static void vl_api_create_loopback_reply_t_handler
533 (vl_api_create_loopback_reply_t * mp)
535 fformat (stdout, "create loopback status %d, sw_if_index %d\n",
536 ntohl (mp->retval), ntohl (mp->sw_if_index));
539 static void vl_api_create_loopback_instance_reply_t_handler
540 (vl_api_create_loopback_instance_reply_t * mp)
542 fformat (stdout, "create loopback status %d, sw_if_index %d\n",
543 ntohl (mp->retval), ntohl (mp->sw_if_index));
546 static void vl_api_l2_patch_add_del_reply_t_handler
547 (vl_api_l2_patch_add_del_reply_t * mp)
549 fformat (stdout, "l2 patch reply %d\n", ntohl (mp->retval));
552 static void vl_api_sw_interface_set_l2_xconnect_reply_t_handler
553 (vl_api_sw_interface_set_l2_xconnect_reply_t * mp)
555 fformat (stdout, "l2_xconnect reply %d\n", ntohl (mp->retval));
558 static void vl_api_sw_interface_set_l2_bridge_reply_t_handler
559 (vl_api_sw_interface_set_l2_bridge_reply_t * mp)
561 fformat (stdout, "l2_bridge reply %d\n", ntohl (mp->retval));
565 noop_handler (void *notused)
569 #define vl_api_vnet_ip4_fib_counters_t_endian noop_handler
570 #define vl_api_vnet_ip4_fib_counters_t_print noop_handler
571 #define vl_api_vnet_ip6_fib_counters_t_endian noop_handler
572 #define vl_api_vnet_ip6_fib_counters_t_print noop_handler
574 #define foreach_api_msg \
575 _(SW_INTERFACE_DETAILS, sw_interface_details) \
576 _(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \
577 _(SW_INTERFACE_SET_FLAGS_REPLY, sw_interface_set_flags_reply) \
578 _(WANT_INTERFACE_EVENTS_REPLY, want_interface_events_reply) \
579 _(WANT_STATS_REPLY, want_stats_reply) \
580 _(WANT_OAM_EVENTS_REPLY, want_oam_events_reply) \
581 _(OAM_EVENT, oam_event) \
582 _(OAM_ADD_DEL_REPLY, oam_add_del_reply) \
583 _(VNET_IP4_FIB_COUNTERS, vnet_ip4_fib_counters) \
584 _(VNET_IP6_FIB_COUNTERS, vnet_ip6_fib_counters) \
585 _(IP_ADD_DEL_ROUTE_REPLY, ip_add_del_route_reply) \
586 _(SW_INTERFACE_ADD_DEL_ADDRESS_REPLY, sw_interface_add_del_address_reply) \
587 _(SW_INTERFACE_SET_TABLE_REPLY, sw_interface_set_table_reply) \
588 _(TAP_CONNECT_REPLY, tap_connect_reply) \
589 _(CREATE_VLAN_SUBIF_REPLY, create_vlan_subif_reply) \
590 _(PROXY_ARP_ADD_DEL_REPLY, proxy_arp_add_del_reply) \
591 _(PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY, proxy_arp_intfc_enable_disable_reply) \
592 _(IP_NEIGHBOR_ADD_DEL_REPLY, ip_neighbor_add_del_reply) \
593 _(RESET_FIB_REPLY, reset_fib_reply) \
594 _(DHCP_PROXY_CONFIG_REPLY, dhcp_proxy_config_reply) \
595 _(DHCP_PROXY_SET_VSS_REPLY, dhcp_proxy_set_vss_reply) \
596 _(SET_IP_FLOW_HASH_REPLY, set_ip_flow_hash_reply) \
597 _(SW_INTERFACE_IP6ND_RA_CONFIG_REPLY, sw_interface_ip6nd_ra_config_reply) \
598 _(SW_INTERFACE_IP6ND_RA_PREFIX_REPLY, sw_interface_ip6nd_ra_prefix_reply) \
599 _(SW_INTERFACE_IP6_ENABLE_DISABLE_REPLY, sw_interface_ip6_enable_disable_reply) \
600 _(SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS_REPLY, sw_interface_ip6_set_link_local_address_reply) \
601 _(CREATE_LOOPBACK_REPLY, create_loopback_reply) \
602 _(CREATE_LOOPBACK_INSTANCE_REPLY, create_loopback_instance_reply) \
603 _(L2_PATCH_ADD_DEL_REPLY, l2_patch_add_del_reply) \
604 _(SW_INTERFACE_SET_L2_XCONNECT_REPLY, sw_interface_set_l2_xconnect_reply) \
605 _(SW_INTERFACE_SET_L2_BRIDGE_REPLY, sw_interface_set_l2_bridge_reply)
608 connect_to_vpe (char *name)
612 rv = vl_client_connect_to_vlib ("/vpe-api", name, 32);
615 vl_msg_api_set_handlers(VL_API_##N, #n, \
616 vl_api_##n##_t_handler, \
618 vl_api_##n##_t_endian, \
619 vl_api_##n##_t_print, \
620 sizeof(vl_api_##n##_t), 1);
624 shmem_hdr = api_main.shmem_hdr;
630 disconnect_from_vpe (void)
632 vl_client_disconnect_from_vlib ();
637 link_up_down_enable_disable (test_main_t * tm, int enable)
639 vl_api_want_interface_events_t *mp;
641 /* Request admin / link up down messages */
642 mp = vl_msg_api_alloc (sizeof (*mp));
643 memset (mp, 0, sizeof (*mp));
644 mp->_vl_msg_id = ntohs (VL_API_WANT_INTERFACE_EVENTS);
645 mp->client_index = tm->my_client_index;
646 mp->context = 0xdeadbeef;
647 mp->enable_disable = enable;
649 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
650 tm->link_events_on = enable;
654 stats_enable_disable (test_main_t * tm, int enable)
656 vl_api_want_stats_t *mp;
658 mp = vl_msg_api_alloc (sizeof (*mp));
659 memset (mp, 0, sizeof (*mp));
660 mp->_vl_msg_id = ntohs (VL_API_WANT_STATS);
661 mp->client_index = tm->my_client_index;
662 mp->context = 0xdeadbeef;
663 mp->enable_disable = enable;
665 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
666 tm->stats_on = enable;
670 oam_events_enable_disable (test_main_t * tm, int enable)
672 vl_api_want_oam_events_t *mp;
674 mp = vl_msg_api_alloc (sizeof (*mp));
675 memset (mp, 0, sizeof (*mp));
676 mp->_vl_msg_id = ntohs (VL_API_WANT_OAM_EVENTS);
677 mp->client_index = tm->my_client_index;
678 mp->context = 0xdeadbeef;
679 mp->enable_disable = enable;
681 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
682 tm->oam_events_on = enable;
686 oam_add_del (test_main_t * tm, int is_add)
688 vl_api_oam_add_del_t *mp;
691 mp = vl_msg_api_alloc (sizeof (*mp));
692 memset (mp, 0, sizeof (*mp));
693 mp->_vl_msg_id = ntohs (VL_API_OAM_ADD_DEL);
694 mp->client_index = tm->my_client_index;
695 mp->context = 0xdeadbeef;
698 tmp.as_u32 = ntohl (0xc0a80101); /* 192.168.1.1 */
699 clib_memcpy (mp->src_address, tmp.as_u8, 4);
701 tmp.as_u32 = ntohl (0xc0a80103); /* 192.168.1.3 */
702 clib_memcpy (mp->dst_address, tmp.as_u8, 4);
705 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
709 dump (test_main_t * tm)
711 vl_api_sw_interface_dump_t *mp;
713 mp = vl_msg_api_alloc (sizeof (*mp));
714 memset (mp, 0, sizeof (*mp));
715 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_DUMP);
716 mp->client_index = tm->my_client_index;
717 mp->name_filter_valid = 1;
718 strncpy ((char *) mp->name_filter, "eth", sizeof (mp->name_filter) - 1);
720 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
724 add_del_ip4_route (test_main_t * tm, int enable_disable)
726 vl_api_ip_add_del_route_t *mp;
729 mp = vl_msg_api_alloc (sizeof (*mp));
730 memset (mp, 0, sizeof (*mp));
731 mp->_vl_msg_id = ntohs (VL_API_IP_ADD_DEL_ROUTE);
732 mp->client_index = tm->my_client_index;
733 mp->context = 0xdeadbeef;
734 mp->table_id = ntohl (0);
735 mp->create_vrf_if_needed = 1;
737 mp->next_hop_sw_if_index = ntohl (5);
738 mp->is_add = enable_disable;
739 mp->next_hop_weight = 1;
741 /* Next hop: 6.0.0.1 */
742 tmp = ntohl (0x06000001);
743 clib_memcpy (mp->next_hop_address, &tmp, sizeof (tmp));
745 /* Destination: 10.0.0.1/32 */
747 clib_memcpy (mp->dst_address, &tmp, sizeof (tmp));
748 mp->dst_address_length = 0;
750 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
754 add_del_ip6_route (test_main_t * tm, int enable_disable)
756 vl_api_ip_add_del_route_t *mp;
759 mp = vl_msg_api_alloc (sizeof (*mp));
760 memset (mp, 0, sizeof (*mp));
761 mp->_vl_msg_id = ntohs (VL_API_IP_ADD_DEL_ROUTE);
762 mp->client_index = tm->my_client_index;
763 mp->context = 0xdeadbeef;
764 mp->next_hop_sw_if_index = ntohl (5);
765 mp->is_add = enable_disable;
767 mp->next_hop_weight = 1;
768 mp->dst_address_length = 64;
770 /* add/del dabe::/64 via db01::11 */
772 tmp[0] = clib_host_to_net_u64 (0xdabe000000000000ULL);
773 tmp[1] = clib_host_to_net_u64 (0x0ULL);
774 clib_memcpy (mp->dst_address, &tmp[0], 8);
775 clib_memcpy (&mp->dst_address[8], &tmp[1], 8);
777 tmp[0] = clib_host_to_net_u64 (0xdb01000000000000ULL);
778 tmp[1] = clib_host_to_net_u64 (0x11ULL);
779 clib_memcpy (mp->next_hop_address, &tmp[0], 8);
780 clib_memcpy (&mp->next_hop_address[8], &tmp[1], 8);
782 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
786 add_del_interface_address (test_main_t * tm, int enable_disable)
788 vl_api_sw_interface_add_del_address_t *mp;
791 mp = vl_msg_api_alloc (sizeof (*mp));
792 memset (mp, 0, sizeof (*mp));
793 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS);
794 mp->client_index = tm->my_client_index;
795 mp->context = 0xdeadbeef;
796 mp->sw_if_index = ntohl (5);
797 mp->is_add = enable_disable;
798 mp->address_length = 8;
800 tmp = ntohl (0x01020304);
801 clib_memcpy (mp->address, &tmp, 4);
803 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
807 add_del_v6_interface_address (test_main_t * tm, int enable_disable)
809 vl_api_sw_interface_add_del_address_t *mp;
812 mp = vl_msg_api_alloc (sizeof (*mp));
813 memset (mp, 0, sizeof (*mp));
814 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS);
815 mp->client_index = tm->my_client_index;
816 mp->context = 0xdeadbeef;
818 mp->sw_if_index = ntohl (5);
819 mp->is_add = enable_disable;
820 mp->address_length = 64;
822 tmp[0] = clib_host_to_net_u64 (0xdb01000000000000ULL);
823 tmp[1] = clib_host_to_net_u64 (0x11ULL);
825 clib_memcpy (mp->address, &tmp[0], 8);
826 clib_memcpy (&mp->address[8], &tmp[1], 8);
828 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
832 del_all_interface_addresses (test_main_t * tm)
834 vl_api_sw_interface_add_del_address_t *mp;
836 mp = vl_msg_api_alloc (sizeof (*mp));
837 memset (mp, 0, sizeof (*mp));
838 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_ADD_DEL_ADDRESS);
839 mp->client_index = tm->my_client_index;
840 mp->context = 0xdeadbeef;
841 mp->sw_if_index = ntohl (5);
844 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
848 set_interface_table (test_main_t * tm, int is_ipv6, u32 vrf_id)
850 vl_api_sw_interface_set_table_t *mp;
852 mp = vl_msg_api_alloc (sizeof (*mp));
853 memset (mp, 0, sizeof (*mp));
854 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_SET_TABLE);
855 mp->client_index = tm->my_client_index;
856 mp->context = 0xdeadbeef;
857 mp->sw_if_index = ntohl (5);
858 mp->is_ipv6 = is_ipv6;
859 mp->vrf_id = ntohl (vrf_id);
861 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
865 connect_unix_tap (test_main_t * tm, char *name)
867 vl_api_tap_connect_t *mp;
869 mp = vl_msg_api_alloc (sizeof (*mp));
870 memset (mp, 0, sizeof (*mp));
871 mp->_vl_msg_id = ntohs (VL_API_TAP_CONNECT);
872 mp->client_index = tm->my_client_index;
873 mp->context = 0xdeadbeef;
874 strncpy ((char *) mp->tap_name, name, sizeof (mp->tap_name) - 1);
875 mp->use_random_mac = 1;
876 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
880 create_vlan_subif (test_main_t * tm, u32 vlan_id)
882 vl_api_create_vlan_subif_t *mp;
884 mp = vl_msg_api_alloc (sizeof (*mp));
885 memset (mp, 0, sizeof (*mp));
886 mp->_vl_msg_id = ntohs (VL_API_CREATE_VLAN_SUBIF);
887 mp->client_index = tm->my_client_index;
888 mp->context = 0xdeadbeef;
889 mp->sw_if_index = ntohl (5);
890 mp->vlan_id = ntohl (vlan_id);
892 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
896 add_del_proxy_arp (test_main_t * tm, int is_add)
898 vl_api_proxy_arp_add_del_t *mp;
901 mp = vl_msg_api_alloc (sizeof (*mp));
902 memset (mp, 0, sizeof (*mp));
903 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_ADD_DEL);
904 mp->client_index = tm->my_client_index;
905 mp->context = 0xdeadbeef;
906 mp->vrf_id = ntohl (11);
909 /* proxy fib 11, 1.1.1.1 -> 1.1.1.10 */
910 tmp = ntohl (0x01010101);
911 clib_memcpy (mp->low_address, &tmp, 4);
913 tmp = ntohl (0x0101010a);
914 clib_memcpy (mp->hi_address, &tmp, 4);
916 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
920 proxy_arp_intfc_enable_disable (test_main_t * tm, int enable_disable)
922 vl_api_proxy_arp_intfc_enable_disable_t *mp;
924 mp = vl_msg_api_alloc (sizeof (*mp));
925 memset (mp, 0, sizeof (*mp));
926 mp->_vl_msg_id = ntohs (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE);
927 mp->client_index = tm->my_client_index;
928 mp->context = 0xdeadbeef;
929 mp->sw_if_index = ntohl (6);
930 mp->enable_disable = enable_disable;
932 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
936 add_ip4_neighbor (test_main_t * tm, int add_del)
938 vl_api_ip_neighbor_add_del_t *mp;
941 mp = vl_msg_api_alloc (sizeof (*mp));
942 memset (mp, 0, sizeof (*mp));
943 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_ADD_DEL);
944 mp->client_index = tm->my_client_index;
945 mp->context = 0xdeadbeef;
946 mp->sw_if_index = ntohl (6);
947 mp->is_add = add_del;
949 memset (mp->mac_address, 0xbe, sizeof (mp->mac_address));
951 tmp = ntohl (0x0101010a);
952 clib_memcpy (mp->dst_address, &tmp, 4);
954 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
958 add_ip6_neighbor (test_main_t * tm, int add_del)
960 vl_api_ip_neighbor_add_del_t *mp;
963 mp = vl_msg_api_alloc (sizeof (*mp));
964 memset (mp, 0, sizeof (*mp));
965 mp->_vl_msg_id = ntohs (VL_API_IP_NEIGHBOR_ADD_DEL);
966 mp->client_index = tm->my_client_index;
967 mp->context = 0xdeadbeef;
968 mp->sw_if_index = ntohl (6);
969 mp->is_add = add_del;
972 memset (mp->mac_address, 0xbe, sizeof (mp->mac_address));
974 tmp[0] = clib_host_to_net_u64 (0xdb01000000000000ULL);
975 tmp[1] = clib_host_to_net_u64 (0x11ULL);
977 clib_memcpy (mp->dst_address, &tmp[0], 8);
978 clib_memcpy (&mp->dst_address[8], &tmp[1], 8);
980 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
984 reset_fib (test_main_t * tm, u8 is_ip6)
986 vl_api_reset_fib_t *mp;
988 mp = vl_msg_api_alloc (sizeof (*mp));
989 memset (mp, 0, sizeof (*mp));
990 mp->_vl_msg_id = ntohs (VL_API_RESET_FIB);
991 mp->client_index = tm->my_client_index;
992 mp->context = 0xdeadbeef;
993 mp->vrf_id = ntohl (11);
994 mp->is_ipv6 = is_ip6;
996 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1000 dhcpv6_set_vss (test_main_t * tm)
1002 vl_api_dhcp_proxy_set_vss_t *mp;
1004 mp = vl_msg_api_alloc (sizeof (*mp));
1005 memset (mp, 0, sizeof (*mp));
1006 mp->_vl_msg_id = ntohs (VL_API_DHCP_PROXY_SET_VSS);
1007 mp->client_index = tm->my_client_index;
1008 mp->context = 0xdeadbeef;
1009 mp->oui = ntohl (6);
1010 mp->fib_id = ntohl (60);
1013 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1017 dhcpv4_set_vss (test_main_t * tm)
1019 vl_api_dhcp_proxy_set_vss_t *mp;
1021 mp = vl_msg_api_alloc (sizeof (*mp));
1022 memset (mp, 0, sizeof (*mp));
1023 mp->_vl_msg_id = ntohs (VL_API_DHCP_PROXY_SET_VSS);
1024 mp->client_index = tm->my_client_index;
1025 mp->context = 0xdeadbeef;
1026 mp->oui = ntohl (4);
1027 mp->fib_id = ntohl (40);
1030 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1034 dhcp_set_vss (test_main_t * tm)
1036 dhcpv4_set_vss (tm);
1037 dhcpv6_set_vss (tm);
1041 dhcp_set_proxy (test_main_t * tm, int ipv6)
1043 vl_api_dhcp_proxy_config_t *mp;
1045 mp = vl_msg_api_alloc (sizeof (*mp));
1046 memset (mp, 0, sizeof (*mp));
1047 mp->_vl_msg_id = ntohs (VL_API_DHCP_PROXY_CONFIG);
1048 mp->client_index = tm->my_client_index;
1049 mp->context = 0xdeadbeef;
1052 mp->dhcp_server[0] = 0x20;
1053 mp->dhcp_server[1] = 0x01;
1054 mp->dhcp_server[2] = 0xab;
1055 mp->dhcp_server[3] = 0xcd;
1056 mp->dhcp_server[4] = 0x12;
1057 mp->dhcp_server[5] = 0x34;
1058 mp->dhcp_server[6] = 0xfe;
1059 mp->dhcp_server[7] = 0xdc;
1060 mp->dhcp_server[14] = 0;
1061 mp->dhcp_server[15] = 0x2;
1063 mp->dhcp_src_address[0] = 0x20;
1064 mp->dhcp_src_address[1] = 0x01;
1065 mp->dhcp_src_address[2] = 0xab;
1066 mp->dhcp_src_address[3] = 0xcd;
1067 mp->dhcp_src_address[4] = 0x12;
1068 mp->dhcp_src_address[5] = 0x34;
1069 mp->dhcp_src_address[6] = 0x56;
1070 mp->dhcp_src_address[7] = 0x78;
1071 mp->dhcp_src_address[14] = 0;
1072 mp->dhcp_src_address[15] = 0x2;
1074 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1078 set_ip_flow_hash (test_main_t * tm, u8 is_ip6)
1080 vl_api_set_ip_flow_hash_t *mp;
1082 mp = vl_msg_api_alloc (sizeof (*mp));
1083 memset (mp, 0, sizeof (*mp));
1084 mp->_vl_msg_id = ntohs (VL_API_SET_IP_FLOW_HASH);
1085 mp->client_index = tm->my_client_index;
1086 mp->context = 0xdeadbeef;
1088 mp->is_ipv6 = is_ip6;
1092 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1096 ip6nd_ra_config (test_main_t * tm, int is_no)
1098 vl_api_sw_interface_ip6nd_ra_config_t *mp;
1100 mp = vl_msg_api_alloc (sizeof (*mp));
1101 memset (mp, 0, sizeof (*mp));
1103 mp->client_index = tm->my_client_index;
1104 mp->context = 0xdeadbeef;
1105 mp->sw_if_index = ntohl (5);
1111 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_IP6ND_RA_CONFIG);
1112 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1116 ip6nd_ra_prefix (test_main_t * tm, int is_no)
1118 vl_api_sw_interface_ip6nd_ra_prefix_t *mp;
1121 mp = vl_msg_api_alloc (sizeof (*mp));
1122 memset (mp, 0, sizeof (*mp));
1124 mp->client_index = tm->my_client_index;
1125 mp->context = 0xdeadbeef;
1126 mp->sw_if_index = ntohl (5);
1129 mp->use_default = 1;
1132 tmp[0] = clib_host_to_net_u64 (0xdb01000000000000ULL);
1133 tmp[1] = clib_host_to_net_u64 (0x11ULL);
1136 clib_memcpy (mp->address, &tmp[0], 8);
1137 clib_memcpy (&mp->address[8], &tmp[1], 8);
1139 mp->address_length = 64;
1142 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_IP6ND_RA_PREFIX);
1143 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1147 ip6_enable_disable (test_main_t * tm, int enable)
1149 vl_api_sw_interface_ip6_enable_disable_t *mp;
1151 mp = vl_msg_api_alloc (sizeof (*mp));
1152 memset (mp, 0, sizeof (*mp));
1154 mp->client_index = tm->my_client_index;
1155 mp->context = 0xdeadbeef;
1156 mp->sw_if_index = ntohl (5);
1157 mp->enable = (enable == 1);;
1159 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_IP6_ENABLE_DISABLE);
1160 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1164 loop_create (test_main_t * tm)
1166 vl_api_create_loopback_t *mp;
1168 mp = vl_msg_api_alloc (sizeof (*mp));
1169 memset (mp, 0, sizeof (*mp));
1171 mp->_vl_msg_id = ntohs (VL_API_CREATE_LOOPBACK);
1172 mp->client_index = tm->my_client_index;
1173 mp->context = 0xdeadbeef;
1174 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1178 ip6_set_link_local_address (test_main_t * tm)
1180 vl_api_sw_interface_ip6_set_link_local_address_t *mp;
1183 mp = vl_msg_api_alloc (sizeof (*mp));
1184 memset (mp, 0, sizeof (*mp));
1186 mp->client_index = tm->my_client_index;
1187 mp->context = 0xdeadbeef;
1188 mp->sw_if_index = ntohl (5);
1190 tmp[0] = clib_host_to_net_u64 (0xfe80000000000000ULL);
1191 tmp[1] = clib_host_to_net_u64 (0x11ULL);
1193 clib_memcpy (mp->address, &tmp[0], 8);
1194 clib_memcpy (&mp->address[8], &tmp[1], 8);
1196 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_IP6_SET_LINK_LOCAL_ADDRESS);
1198 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1203 set_flags (test_main_t * tm, int up_down)
1205 vl_api_sw_interface_set_flags_t *mp;
1207 mp = vl_msg_api_alloc (sizeof (*mp));
1208 memset (mp, 0, sizeof (*mp));
1210 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_SET_FLAGS);
1211 mp->client_index = tm->my_client_index;
1212 mp->context = 0xdeadbeef;
1213 mp->sw_if_index = ntohl (5);
1214 mp->admin_up_down = up_down;
1215 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1220 l2_patch_add_del (test_main_t * tm, int is_add)
1222 vl_api_l2_patch_add_del_t *mp;
1224 mp = vl_msg_api_alloc (sizeof (*mp));
1225 memset (mp, 0, sizeof (*mp));
1226 mp->_vl_msg_id = ntohs (VL_API_L2_PATCH_ADD_DEL);
1227 mp->client_index = tm->my_client_index;
1228 mp->context = 0xdeadbeef;
1229 mp->is_add = is_add;
1230 mp->rx_sw_if_index = ntohl (1);
1231 mp->tx_sw_if_index = ntohl (2);
1233 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1237 l2_xconnect (test_main_t * tm)
1239 vl_api_sw_interface_set_l2_xconnect_t *mp;
1241 mp = vl_msg_api_alloc (sizeof (*mp));
1242 memset (mp, 0, sizeof (*mp));
1243 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_SET_L2_XCONNECT);
1244 mp->client_index = tm->my_client_index;
1245 mp->context = 0xdeadbeef;
1246 mp->rx_sw_if_index = ntohl (5);
1247 mp->tx_sw_if_index = ntohl (6);
1250 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1254 l2_bridge (test_main_t * tm)
1256 vl_api_sw_interface_set_l2_bridge_t *mp;
1258 mp = vl_msg_api_alloc (sizeof (*mp));
1259 memset (mp, 0, sizeof (*mp));
1260 mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_SET_L2_BRIDGE);
1261 mp->client_index = tm->my_client_index;
1262 mp->context = 0xdeadbeef;
1263 mp->rx_sw_if_index = ntohl (5);
1264 mp->bd_id = ntohl (6);
1265 mp->bvi = ntohl (1);
1266 mp->shg = ntohl (0);
1269 vl_msg_api_send_shmem (tm->vl_input_queue, (u8 *) & mp);
1273 main (int argc, char **argv)
1275 api_main_t *am = &api_main;
1276 test_main_t *tm = &test_main;
1279 connect_to_vpe ("test_client");
1281 tm->vl_input_queue = shmem_hdr->vl_input_queue;
1282 tm->my_client_index = am->my_client_index;
1284 fformat (stdout, "Type 'h' for help, 'q' to quit...\n");
1297 link_up_down_enable_disable (tm, 1 /* enable_disable */ );
1300 link_up_down_enable_disable (tm, 0 /* enable_disable */ );
1303 stats_enable_disable (tm, 1 /* enable_disable */ );
1306 stats_enable_disable (tm, 0 /* enable_disable */ );
1309 add_del_ip4_route (tm, 0 /* add */ );
1312 add_del_ip4_route (tm, 1 /* add */ );
1315 add_del_ip6_route (tm, 0 /* add */ );
1318 add_del_ip6_route (tm, 1 /* add */ );
1321 add_del_interface_address (tm, 1 /* add */ );
1324 add_del_interface_address (tm, 0 /* add */ );
1327 add_del_v6_interface_address (tm, 1 /* add */ );
1330 add_del_v6_interface_address (tm, 0 /* add */ );
1333 l2_patch_add_del (tm, 1 /* is_add */ );
1336 l2_patch_add_del (tm, 0 /* is_add */ );
1339 del_all_interface_addresses (tm);
1342 set_interface_table (tm, 0 /* is_ipv6 */ ,
1343 11 /* my amp goes to 11 */ );
1346 set_interface_table (tm, 1 /* is_ipv6 */ ,
1347 12 /* my amp goes to 12 */ );
1351 create_vlan_subif (tm, 123);
1355 connect_unix_tap (tm, "foo");
1359 add_ip4_neighbor (tm, 1 /* is_add */ );
1360 add_ip6_neighbor (tm, 1 /* is_add */ );
1364 add_ip4_neighbor (tm, 0 /* is_add */ );
1365 add_ip6_neighbor (tm, 0 /* is_add */ );
1369 add_del_proxy_arp (tm, 1 /* add */ );
1373 proxy_arp_intfc_enable_disable (tm, 1 /* enable */ );
1377 oam_events_enable_disable (tm, 0 /* enable */ );
1381 oam_events_enable_disable (tm, 1 /* enable */ );
1385 oam_add_del (tm, 0 /* is_add */ );
1389 oam_add_del (tm, 1 /* is_add */ );
1393 reset_fib (tm, 0 /* is_ip6 */ );
1397 reset_fib (tm, 1 /* is_ip6 */ );
1405 dhcp_set_proxy (tm, 0);
1409 dhcp_set_proxy (tm, 1 /*ipv6 */ );
1413 set_ip_flow_hash (tm, 0 /* is_ip6 */ );
1417 ip6_set_link_local_address (tm);
1421 ip6_enable_disable (tm, 1 /* enable */ );
1425 ip6_enable_disable (tm, 0 /* disable */ );
1429 ip6nd_ra_config (tm, 0 /* is_no */ );
1432 ip6nd_ra_config (tm, 1 /* is_no */ );
1435 ip6nd_ra_prefix (tm, 0 /* is_no */ );
1438 ip6nd_ra_prefix (tm, 1 /* is_no */ );
1446 set_flags (tm, 1 /* up_down */ );
1450 set_flags (tm, 0 /* up_down */ );
1462 fformat (stdout, "q=quit,d=dump,L=link evts on,l=link evts off\n");
1463 fformat (stdout, "S=stats on,s=stats off\n");
1464 fformat (stdout, "4=add v4 route, 3=del v4 route\n");
1465 fformat (stdout, "6=add v6 route, 5=del v6 route\n");
1466 fformat (stdout, "A=add v4 intfc route, a=del v4 intfc route\n");
1467 fformat (stdout, "B=add v6 intfc route, b=del v6 intfc route\n");
1468 fformat (stdout, "z=del all intfc routes\n");
1469 fformat (stdout, "t=set v4 intfc table, T=set v6 intfc table\n");
1470 fformat (stdout, "c=connect unix tap\n");
1472 "j=set dhcpv4 and v6 link-address/option-82 params\n");
1473 fformat (stdout, "k=set dhcpv4 relay agent params\n");
1474 fformat (stdout, "K=set dhcpv6 relay agent params\n");
1475 fformat (stdout, "E=add l2 patch, e=del l2 patch\n");
1476 fformat (stdout, "V=ip6 set link-local address \n");
1477 fformat (stdout, "w=ip6 enable \n");
1478 fformat (stdout, "W=ip6 disable \n");
1479 fformat (stdout, "x=ip6 nd config \n");
1480 fformat (stdout, "X=no ip6 nd config\n");
1481 fformat (stdout, "y=ip6 nd prefix \n");
1482 fformat (stdout, "Y=no ip6 nd prefix\n");
1483 fformat (stdout, "@=l2 xconnect\n");
1484 fformat (stdout, "#=l2 bridge\n");
1494 if (tm->link_events_on)
1495 link_up_down_enable_disable (tm, 0 /* enable */ );
1497 stats_enable_disable (tm, 0 /* enable */ );
1498 if (tm->oam_events_on)
1499 oam_events_enable_disable (tm, 0 /* enable */ );
1501 disconnect_from_vpe ();
1505 #undef vl_api_version
1506 #define vl_api_version(n,v) static u32 vpe_api_version = v;
1507 #include <vpp/api/vpe.api.h>
1508 #undef vl_api_version
1511 vl_client_add_api_signatures (vl_api_memclnt_create_t * mp)
1514 * Send the main API signature in slot 0. This bit of code must
1515 * match the checks in ../vpe/api/api.c: vl_msg_api_version_check().
1517 mp->api_versions[0] = clib_host_to_net_u32 (vpe_api_version);
1521 * fd.io coding-style-patch-verification: ON
1524 * eval: (c-set-style "gnu")