2 * Copyright (c) 2016-2019 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #ifndef __included_uri_h__
16 #define __included_uri_h__
18 #include <vlibmemory/api.h>
19 #include <svm/message_queue.h>
20 #include <vnet/session/session_types.h>
21 #include <vnet/tls/tls_test.h>
22 #include <svm/fifo_segment.h>
24 typedef struct certificate_
26 u32 *app_interests; /* vec of application index asking for deletion cb */
27 u32 cert_key_index; /* index in cert & key pool */
30 } app_cert_key_pair_t;
32 typedef struct session_cb_vft_
34 /** Notify server of new segment */
35 int (*add_segment_callback) (u32 app_wrk_index, u64 segment_handle);
37 /** Notify server of new segment */
38 int (*del_segment_callback) (u32 app_wrk_index, u64 segment_handle);
40 /** Notify server of newly accepted session */
41 int (*session_accept_callback) (session_t * new_session);
43 /** Connection request callback */
44 int (*session_connected_callback) (u32 app_wrk_index, u32 opaque,
45 session_t * s, session_error_t code);
47 /** Notify app that session is closing */
48 void (*session_disconnect_callback) (session_t * s);
50 /** Notify app that transport is closed */
51 void (*session_transport_closed_callback) (session_t * s);
53 /** Notify app that session or transport are about to be removed */
54 void (*session_cleanup_callback) (session_t * s, session_cleanup_ntf_t ntf);
56 /** Notify app that half open state was cleaned up (optional) */
57 void (*half_open_cleanup_callback) (session_t *s);
59 /** Notify app that session was reset */
60 void (*session_reset_callback) (session_t * s);
62 /** Notify app that session pool migration happened */
63 void (*session_migrate_callback) (session_t * s, session_handle_t new_sh);
65 /** Direct RX callback for built-in application */
66 int (*builtin_app_rx_callback) (session_t * session);
68 /** Direct TX callback for built-in application */
69 int (*builtin_app_tx_callback) (session_t * session);
71 /** Cert and key pair delete notification */
72 int (*app_cert_key_pair_delete_callback) (app_cert_key_pair_t * ckpair);
74 /** Delegate fifo-tuning-logic to application */
75 int (*fifo_tuning_callback) (session_t * s, svm_fifo_t * f,
76 session_ft_action_t act, u32 bytes);
77 /** Custom fifo allocation for proxy */
78 int (*proxy_alloc_session_fifos) (session_t *s);
82 #define foreach_app_init_args \
83 _(u32, api_client_index) \
86 _(u8 *, namespace_id) \
87 _(session_cb_vft_t *, session_cb_vft) \
91 typedef struct _vnet_app_attach_args_t
93 #define _(_type, _name) _type _name;
96 ssvm_private_t * segment;
97 svm_msg_q_t *app_evt_q;
99 } vnet_app_attach_args_t;
101 typedef struct _vnet_app_detach_args_t
104 u32 api_client_index;
105 } vnet_app_detach_args_t;
107 typedef struct _vnet_bind_args_t
111 session_endpoint_cfg_t sep_ext;
112 session_endpoint_t sep;
123 } vnet_listen_args_t;
125 typedef struct _vnet_unlisten_args_t
130 u64 handle; /**< Session handle */
132 u32 app_index; /**< Owning application index */
133 u32 wrk_map_index; /**< App's local pool worker index */
134 } vnet_unlisten_args_t;
136 typedef struct _vnet_connect_args
140 session_endpoint_cfg_t sep_ext;
141 session_endpoint_t sep;
148 /* Resulting session, or half-open session, if connect successful */
150 } vnet_connect_args_t;
152 typedef struct _vnet_shutdown_args_t
154 session_handle_t handle;
156 } vnet_shutdown_args_t;
158 typedef struct _vnet_disconnect_args_t
160 session_handle_t handle;
162 } vnet_disconnect_args_t;
164 typedef struct _vnet_application_add_tls_cert_args_t
168 } vnet_app_add_tls_cert_args_t;
170 typedef struct _vnet_application_add_tls_key_args_t
174 } vnet_app_add_tls_key_args_t;
176 typedef enum crypto_engine_type_
179 CRYPTO_ENGINE_OPENSSL,
180 CRYPTO_ENGINE_MBEDTLS,
182 CRYPTO_ENGINE_PICOTLS,
183 CRYPTO_ENGINE_LAST = CRYPTO_ENGINE_PICOTLS,
184 } crypto_engine_type_t;
186 typedef struct _vnet_app_add_cert_key_pair_args_
193 } vnet_app_add_cert_key_pair_args_t;
195 typedef struct crypto_ctx_
197 u32 ctx_index; /**< index in crypto context pool */
198 u32 n_subscribers; /**< refcount of sessions using said context */
199 u32 ckpair_index; /**< certificate & key */
201 void *data; /**< protocol specific data */
204 /* Application attach options */
208 APP_OPTIONS_EVT_QUEUE_SIZE,
209 APP_OPTIONS_SEGMENT_SIZE,
210 APP_OPTIONS_ADD_SEGMENT_SIZE,
211 APP_OPTIONS_PRIVATE_SEGMENT_COUNT,
212 APP_OPTIONS_RX_FIFO_SIZE,
213 APP_OPTIONS_TX_FIFO_SIZE,
214 APP_OPTIONS_PREALLOC_FIFO_PAIRS,
215 APP_OPTIONS_PREALLOC_FIFO_HDRS,
216 APP_OPTIONS_NAMESPACE,
217 APP_OPTIONS_NAMESPACE_SECRET,
218 APP_OPTIONS_PROXY_TRANSPORT,
219 APP_OPTIONS_ACCEPT_COOKIE,
220 APP_OPTIONS_TLS_ENGINE,
221 APP_OPTIONS_MAX_FIFO_SIZE,
222 APP_OPTIONS_HIGH_WATERMARK,
223 APP_OPTIONS_LOW_WATERMARK,
224 APP_OPTIONS_PCT_FIRST_ALLOC,
225 APP_OPTIONS_N_OPTIONS
226 } app_attach_options_index_t;
228 #define foreach_app_options_flags \
229 _ (ACCEPT_REDIRECT, "Use FIFO with redirects") \
230 _ (ADD_SEGMENT, "Add segment and signal app if needed") \
231 _ (IS_BUILTIN, "Application is builtin") \
232 _ (IS_TRANSPORT_APP, "Application is a transport proto") \
233 _ (IS_PROXY, "Application is proxying") \
234 _ (USE_GLOBAL_SCOPE, "App can use global session scope") \
235 _ (USE_LOCAL_SCOPE, "App can use local session scope") \
236 _ (EVT_MQ_USE_EVENTFD, "Use eventfds for signaling") \
237 _ (MEMFD_FOR_BUILTIN, "Use memfd for builtin app segs") \
238 _ (USE_HUGE_PAGE, "Use huge page for FIFO") \
239 _ (GET_ORIGINAL_DST, "Get original dst enabled")
241 typedef enum _app_options
243 #define _(sym, str) APP_OPTIONS_##sym,
244 foreach_app_options_flags
248 typedef enum _app_options_flags
250 #define _(sym, str) APP_OPTIONS_FLAGS_##sym = 1 << APP_OPTIONS_##sym,
251 foreach_app_options_flags
253 } app_options_flags_t;
255 #define foreach_fd_type \
256 _(VPP_MQ_SEGMENT, "Fd for vpp's event mq segment") \
257 _(MEMFD_SEGMENT, "Fd for memfd segment") \
258 _(MQ_EVENTFD, "Event fd used by message queue") \
259 _(VPP_MQ_EVENTFD, "Event fd used by vpp's message queue") \
261 typedef enum session_fd_type_
263 #define _(sym, str) SESSION_FD_##sym,
269 typedef enum session_fd_flag_
271 #define _(sym, str) SESSION_FD_F_##sym = 1 << SESSION_FD_##sym,
276 session_error_t parse_uri (char *uri, session_endpoint_cfg_t *sep);
277 session_error_t vnet_bind_uri (vnet_listen_args_t *);
278 session_error_t vnet_unbind_uri (vnet_unlisten_args_t *a);
279 session_error_t vnet_connect_uri (vnet_connect_args_t *a);
281 session_error_t vnet_application_attach (vnet_app_attach_args_t *a);
282 session_error_t vnet_application_detach (vnet_app_detach_args_t *a);
283 session_error_t vnet_listen (vnet_listen_args_t *a);
284 session_error_t vnet_connect (vnet_connect_args_t *a);
285 session_error_t vnet_unlisten (vnet_unlisten_args_t *a);
286 session_error_t vnet_shutdown_session (vnet_shutdown_args_t *a);
287 session_error_t vnet_disconnect_session (vnet_disconnect_args_t *a);
289 int vnet_app_add_cert_key_pair (vnet_app_add_cert_key_pair_args_t * a);
290 int vnet_app_del_cert_key_pair (u32 index);
291 /** Ask for app cb on pair deletion */
292 int vnet_app_add_cert_key_interest (u32 index, u32 app_index);
294 uword unformat_vnet_uri (unformat_input_t *input, va_list *args);
296 typedef struct app_session_transport_
298 ip46_address_t rmt_ip; /**< remote ip */
299 ip46_address_t lcl_ip; /**< local ip */
300 u16 rmt_port; /**< remote port (network order) */
301 u16 lcl_port; /**< local port (network order) */
302 u8 is_ip4; /**< set if uses ip4 networking */
303 } app_session_transport_t;
305 #define foreach_app_session_field \
306 _ (svm_fifo_t, *rx_fifo) /**< rx fifo */ \
307 _ (svm_fifo_t, *tx_fifo) /**< tx fifo */ \
308 _ (session_type_t, session_type) /**< session type */ \
309 _ (volatile u8, session_state) /**< session state */ \
310 _ (u32, session_index) /**< index in owning pool */ \
311 _ (app_session_transport_t, transport) /**< transport info */ \
312 _ (svm_msg_q_t, *vpp_evt_q) /**< vpp event queue */ \
313 _ (u8, is_dgram) /**< flag for dgram mode */
317 #define _(type, name) type name;
318 foreach_app_session_field
322 typedef struct session_listen_msg_
325 u32 context; /* Not needed but keeping it for compatibility with bapi */
334 } __clib_packed session_listen_msg_t;
336 STATIC_ASSERT (sizeof (session_listen_msg_t) <= SESSION_CTRL_MSG_MAX_SIZE,
339 typedef struct session_listen_uri_msg_
344 } __clib_packed session_listen_uri_msg_t;
346 STATIC_ASSERT (sizeof (session_listen_uri_msg_t) <= SESSION_CTRL_MSG_MAX_SIZE,
349 typedef struct session_bound_msg_
362 } __clib_packed session_bound_msg_t;
364 typedef struct session_unlisten_msg_
369 session_handle_t handle;
370 } __clib_packed session_unlisten_msg_t;
372 typedef struct session_unlisten_reply_msg_
377 } __clib_packed session_unlisten_reply_msg_t;
379 typedef struct session_accepted_msg_
384 uword server_rx_fifo;
385 uword server_tx_fifo;
387 uword vpp_event_queue_address;
389 transport_endpoint_t lcl;
390 transport_endpoint_t rmt;
392 u32 original_dst_ip4;
393 u16 original_dst_port;
394 } __clib_packed session_accepted_msg_t;
396 typedef struct session_accepted_reply_msg_
401 } __clib_packed session_accepted_reply_msg_t;
403 typedef struct session_connect_msg_
414 ip46_address_t lcl_ip;
421 } __clib_packed session_connect_msg_t;
423 STATIC_ASSERT (sizeof (session_connect_msg_t) <= SESSION_CTRL_MSG_MAX_SIZE,
426 typedef struct session_connect_uri_msg_
431 } __clib_packed session_connect_uri_msg_t;
433 STATIC_ASSERT (sizeof (session_connect_uri_msg_t) <=
434 SESSION_CTRL_MSG_MAX_SIZE, "msg too large");
436 typedef struct session_connected_msg_
441 uword server_rx_fifo;
442 uword server_tx_fifo;
446 u64 ct_segment_handle;
447 uword vpp_event_queue_address;
448 transport_endpoint_t lcl;
450 } __clib_packed session_connected_msg_t;
452 typedef struct session_shutdown_msg_
456 session_handle_t handle;
457 } __clib_packed session_shutdown_msg_t;
459 typedef struct session_disconnect_msg_
463 session_handle_t handle;
464 } __clib_packed session_disconnect_msg_t;
466 typedef struct session_disconnected_msg_
471 } __clib_packed session_disconnected_msg_t;
473 typedef struct session_disconnected_reply_msg_
478 } __clib_packed session_disconnected_reply_msg_t;
480 typedef struct session_reset_msg_
485 } __clib_packed session_reset_msg_t;
487 typedef struct session_reset_reply_msg_
492 } __clib_packed session_reset_reply_msg_t;
494 typedef struct session_req_worker_update_msg_
497 } __clib_packed session_req_worker_update_msg_t;
499 /* NOTE: using u16 for wrk indices because message needs to fit in 18B */
500 typedef struct session_worker_update_msg_
506 } __clib_packed session_worker_update_msg_t;
508 typedef struct session_worker_update_reply_msg_
514 } __clib_packed session_worker_update_reply_msg_t;
516 typedef struct session_app_detach_msg_
520 } session_app_detach_msg_t;
522 typedef struct app_map_another_segment_msg_
528 u8 segment_name[128];
530 } session_app_add_segment_msg_t;
532 typedef struct app_unmap_segment_msg_
537 } session_app_del_segment_msg_t;
539 typedef struct session_migrate_msg_
542 session_handle_t handle;
543 session_handle_t new_handle;
545 u32 vpp_thread_index;
546 } __clib_packed session_migrated_msg_t;
548 typedef struct session_cleanup_msg_
550 session_handle_t handle;
552 } __clib_packed session_cleanup_msg_t;
554 typedef struct session_app_wrk_rpc_msg_
556 u32 client_index; /**< app client index */
557 u32 wrk_index; /**< dst worker index */
558 u8 data[64]; /**< rpc data */
559 } __clib_packed session_app_wrk_rpc_msg_t;
561 typedef struct session_transport_attr_msg_
564 session_handle_t handle;
565 transport_endpt_attr_t attr;
567 } __clib_packed session_transport_attr_msg_t;
569 typedef struct session_transport_attr_reply_msg_
572 session_handle_t handle;
573 transport_endpt_attr_t attr;
575 } __clib_packed session_transport_attr_reply_msg_t;
577 typedef struct app_session_event_
580 session_event_t *evt;
581 } __clib_packed app_session_evt_t;
584 app_alloc_ctrl_evt_to_vpp (svm_msg_q_t * mq, app_session_evt_t * app_evt,
587 svm_msg_q_lock_and_alloc_msg_w_ring (mq,
588 SESSION_MQ_CTRL_EVT_RING,
589 SVM_Q_WAIT, &app_evt->msg);
590 app_evt->evt = svm_msg_q_msg_data (mq, &app_evt->msg);
591 clib_memset (app_evt->evt, 0, sizeof (*app_evt->evt));
592 app_evt->evt->event_type = evt_type;
596 app_send_ctrl_evt_to_vpp (svm_msg_q_t * mq, app_session_evt_t * app_evt)
598 svm_msg_q_add_and_unlock (mq, &app_evt->msg);
602 * Send fifo io event to vpp worker thread
604 * Because there may be multiple writers to one of vpp's queues, this
605 * protects message allocation and enqueueing.
607 * @param mq vpp message queue
608 * @param f fifo for which the event is sent
609 * @param evt_type type of event
610 * @param noblock flag to indicate is request is blocking or not
611 * @return 0 if success, negative integer otherwise
614 app_send_io_evt_to_vpp (svm_msg_q_t * mq, u32 session_index, u8 evt_type,
617 session_event_t *evt;
622 if (svm_msg_q_try_lock (mq))
625 svm_msg_q_or_ring_is_full (mq, SESSION_MQ_IO_EVT_RING)))
627 svm_msg_q_unlock (mq);
630 msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
631 evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
632 evt->session_index = session_index;
633 evt->event_type = evt_type;
634 svm_msg_q_add_and_unlock (mq, &msg);
640 while (svm_msg_q_or_ring_is_full (mq, SESSION_MQ_IO_EVT_RING))
641 svm_msg_q_or_ring_wait_prod (mq, SESSION_MQ_IO_EVT_RING);
642 msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
643 evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
644 evt->session_index = session_index;
645 evt->event_type = evt_type;
646 svm_msg_q_add_and_unlock (mq, &msg);
651 #define app_send_dgram_raw(f, at, vpp_evt_q, data, len, evt_type, do_evt, \
653 app_send_dgram_raw_gso (f, at, vpp_evt_q, data, len, 0, evt_type, do_evt, \
657 app_send_dgram_raw_gso (svm_fifo_t *f, app_session_transport_t *at,
658 svm_msg_q_t *vpp_evt_q, u8 *data, u32 len,
659 u16 gso_size, u8 evt_type, u8 do_evt, u8 noblock)
661 session_dgram_hdr_t hdr;
663 if (svm_fifo_max_enqueue_prod (f) < (sizeof (session_dgram_hdr_t) + len))
666 hdr.data_length = len;
668 clib_memcpy_fast (&hdr.rmt_ip, &at->rmt_ip, sizeof (ip46_address_t));
669 hdr.is_ip4 = at->is_ip4;
670 hdr.rmt_port = at->rmt_port;
671 clib_memcpy_fast (&hdr.lcl_ip, &at->lcl_ip, sizeof (ip46_address_t));
672 hdr.lcl_port = at->lcl_port;
673 hdr.gso_size = gso_size;
675 svm_fifo_seg_t segs[2] = {{ (u8 *) &hdr, sizeof (hdr) }, { data, len }};
678 rv = svm_fifo_enqueue_segments (f, segs, 2, 0 /* allow partial */ );
679 if (PREDICT_FALSE (rv < 0))
684 if (svm_fifo_set_event (f))
685 app_send_io_evt_to_vpp (vpp_evt_q, f->shr->master_session_index,
692 app_send_dgram (app_session_t * s, u8 * data, u32 len, u8 noblock)
694 return app_send_dgram_raw (s->tx_fifo, &s->transport, s->vpp_evt_q, data,
695 len, SESSION_IO_EVT_TX, 1 /* do_evt */ ,
700 app_send_stream_raw (svm_fifo_t * f, svm_msg_q_t * vpp_evt_q, u8 * data,
701 u32 len, u8 evt_type, u8 do_evt, u8 noblock)
705 rv = svm_fifo_enqueue (f, len, data);
708 if (rv > 0 && svm_fifo_set_event (f))
709 app_send_io_evt_to_vpp (vpp_evt_q, f->shr->master_session_index,
716 app_send_stream (app_session_t * s, u8 * data, u32 len, u8 noblock)
718 return app_send_stream_raw (s->tx_fifo, s->vpp_evt_q, data, len,
719 SESSION_IO_EVT_TX, 1 /* do_evt */ , noblock);
723 app_send (app_session_t * s, u8 * data, u32 len, u8 noblock)
726 return app_send_dgram (s, data, len, noblock);
727 return app_send_stream (s, data, len, noblock);
731 app_recv_dgram_raw (svm_fifo_t * f, u8 * buf, u32 len,
732 app_session_transport_t * at, u8 clear_evt, u8 peek)
734 session_dgram_pre_hdr_t ph;
738 max_deq = svm_fifo_max_dequeue_cons (f);
739 if (max_deq <= sizeof (session_dgram_hdr_t))
742 svm_fifo_unset_event (f);
747 svm_fifo_unset_event (f);
749 svm_fifo_peek (f, 0, sizeof (ph), (u8 *) & ph);
750 ASSERT (ph.data_length >= ph.data_offset);
752 /* Check if we have the full dgram */
753 if (max_deq < (ph.data_length + SESSION_CONN_HDR_LEN)
754 && len >= ph.data_length)
757 svm_fifo_peek (f, sizeof (ph), sizeof (*at), (u8 *) at);
758 len = clib_min (len, ph.data_length - ph.data_offset);
759 rv = svm_fifo_peek (f, ph.data_offset + SESSION_CONN_HDR_LEN, len, buf);
763 /* Discards data that did not fit in buffer */
764 svm_fifo_dequeue_drop (f, ph.data_length + SESSION_CONN_HDR_LEN);
770 app_recv_dgram (app_session_t * s, u8 * buf, u32 len)
772 return app_recv_dgram_raw (s->rx_fifo, buf, len, &s->transport, 1, 0);
776 app_recv_stream_raw (svm_fifo_t * f, u8 * buf, u32 len, u8 clear_evt, u8 peek)
779 svm_fifo_unset_event (f);
782 return svm_fifo_peek (f, 0, len, buf);
784 return svm_fifo_dequeue (f, len, buf);
788 app_recv_stream (app_session_t * s, u8 * buf, u32 len)
790 return app_recv_stream_raw (s->rx_fifo, buf, len, 1, 0);
794 app_recv (app_session_t * s, u8 * data, u32 len)
797 return app_recv_dgram (s, data, len);
798 return app_recv_stream (s, data, len);
802 static char *session_error_str[] = {
803 #define _(sym, str) str,
804 foreach_session_error
810 format_session_error (u8 * s, va_list * args)
812 session_error_t error = va_arg (*args, session_error_t);
813 if (-error >= 0 && -error < SESSION_N_ERRORS)
814 s = format (s, "%s", session_error_str[-error]);
816 s = format (s, "invalid session err %u", -error);
821 * Socket API messages
824 typedef enum app_sapi_msg_type
826 APP_SAPI_MSG_TYPE_NONE,
827 APP_SAPI_MSG_TYPE_ATTACH,
828 APP_SAPI_MSG_TYPE_ATTACH_REPLY,
829 APP_SAPI_MSG_TYPE_ADD_DEL_WORKER,
830 APP_SAPI_MSG_TYPE_ADD_DEL_WORKER_REPLY,
831 APP_SAPI_MSG_TYPE_SEND_FDS,
832 APP_SAPI_MSG_TYPE_ADD_DEL_CERT_KEY,
833 APP_SAPI_MSG_TYPE_ADD_DEL_CERT_KEY_REPLY,
834 } __clib_packed app_sapi_msg_type_e;
836 typedef struct app_sapi_attach_msg_
840 } __clib_packed app_sapi_attach_msg_t;
842 STATIC_ASSERT (sizeof (u64) * APP_OPTIONS_N_OPTIONS <=
843 sizeof (((app_sapi_attach_msg_t *) 0)->options),
844 "Out of options, fix message definition");
846 typedef struct app_sapi_attach_reply_msg_
853 u32 api_client_handle;
854 u8 vpp_ctrl_mq_thread;
857 } __clib_packed app_sapi_attach_reply_msg_t;
859 typedef struct app_sapi_worker_add_del_msg_
864 } __clib_packed app_sapi_worker_add_del_msg_t;
866 typedef struct app_sapi_worker_add_del_reply_msg_
870 u64 app_event_queue_address;
872 u32 api_client_handle;
876 } __clib_packed app_sapi_worker_add_del_reply_msg_t;
878 typedef struct app_sapi_cert_key_add_del_msg_
885 } __clib_packed app_sapi_cert_key_add_del_msg_t;
887 typedef struct app_sapi_cert_key_add_del_reply_msg_
892 } __clib_packed app_sapi_cert_key_add_del_reply_msg_t;
894 typedef struct app_sapi_msg_
896 app_sapi_msg_type_e type;
899 app_sapi_attach_msg_t attach;
900 app_sapi_attach_reply_msg_t attach_reply;
901 app_sapi_worker_add_del_msg_t worker_add_del;
902 app_sapi_worker_add_del_reply_msg_t worker_add_del_reply;
903 app_sapi_cert_key_add_del_msg_t cert_key_add_del;
904 app_sapi_cert_key_add_del_reply_msg_t cert_key_add_del_reply;
906 } __clib_packed app_sapi_msg_t;
909 session_endpoint_alloc_ext_cfg (session_endpoint_cfg_t *sep_ext,
910 transport_endpt_ext_cfg_type_t type)
912 transport_endpt_ext_cfg_t *cfg;
915 cfg_size = sizeof (transport_endpt_ext_cfg_t);
916 cfg = clib_mem_alloc (cfg_size);
917 clib_memset (cfg, 0, cfg_size);
919 sep_ext->ext_cfg = cfg;
922 #endif /* __included_uri_h__ */
925 * fd.io coding-style-patch-verification: ON
928 * eval: (c-set-style "gnu")