-static int
-send_app_cut_through_registration_add (u32 api_client_index,
- u32 wrk_map_index, u64 mq_addr,
- u64 peer_mq_addr)
-{
- vl_api_app_cut_through_registration_add_t *mp;
- vl_api_registration_t *reg;
- svm_msg_q_t *mq, *peer_mq;
- int fds[2];
-
- reg = vl_mem_api_client_index_to_registration (api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", api_client_index);
- return -1;
- }
-
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- clib_memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id =
- clib_host_to_net_u16 (VL_API_APP_CUT_THROUGH_REGISTRATION_ADD);
-
- mp->evt_q_address = mq_addr;
- mp->peer_evt_q_address = peer_mq_addr;
- mp->wrk_index = wrk_map_index;
-
- mq = uword_to_pointer (mq_addr, svm_msg_q_t *);
- peer_mq = uword_to_pointer (peer_mq_addr, svm_msg_q_t *);
-
- if (svm_msg_q_get_producer_eventfd (mq) != -1)
- {
- mp->fd_flags |= SESSION_FD_F_MQ_EVENTFD;
- mp->n_fds = 2;
- /* app will overwrite exactly the fds we pass here. So
- * when we swap mq with peer_mq (accept vs connect) the
- * fds will still be valid */
- fds[0] = svm_msg_q_get_consumer_eventfd (mq);
- fds[1] = svm_msg_q_get_producer_eventfd (peer_mq);
- }
-
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-
- if (mp->n_fds != 0)
- session_send_fds (reg, fds, mp->n_fds);
-
- return 0;
-}
-
-static int
-send_session_accept_callback (session_t * s)
-{
- app_worker_t *server_wrk = app_worker_get (s->app_wrk_index);
- vl_api_accept_session_t *mp;
- vl_api_registration_t *reg;
- transport_connection_t *tc;
- session_t *listener;
- svm_msg_q_t *vpp_queue;
- application_t *server;
- app_listener_t *al;
-
- server = application_get (server_wrk->app_index);
- reg =
- vl_mem_api_client_index_to_registration (server_wrk->api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", server_wrk->api_client_index);
- return -1;
- }
-
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- clib_memset (mp, 0, sizeof (*mp));
-
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_ACCEPT_SESSION);
- mp->context = server_wrk->wrk_index;
- mp->server_rx_fifo = pointer_to_uword (s->rx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->tx_fifo);
-
- if (session_has_transport (s))
- {
- listener = listen_session_get (s->listener_index);
- al = app_listener_get (server, listener->al_index);
- mp->listener_handle = app_listener_handle (al);
- if (application_is_proxy (server))
- {
- listener =
- app_worker_first_listener (server_wrk, session_get_fib_proto (s),
- session_get_transport_proto (s));
- if (listener)
- mp->listener_handle = listen_session_get_handle (listener);
- }
- vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
- mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
- mp->handle = session_handle (s);
- tc = transport_get_connection (session_get_transport_proto (s),
- s->connection_index, s->thread_index);
- mp->port = tc->rmt_port;
- mp->is_ip4 = tc->is_ip4;
- clib_memcpy_fast (&mp->ip, &tc->rmt_ip, sizeof (tc->rmt_ip));
- }
- else
- {
- local_session_t *ls = (local_session_t *) s;
- listener = listen_session_get (ls->listener_index);
- al = app_listener_get (server, listener->al_index);
- mp->listener_handle = app_listener_handle (al);
- mp->is_ip4 = session_type_is_ip4 (listener->session_type);
- mp->handle = application_local_session_handle (ls);
- mp->port = ls->port;
- mp->vpp_event_queue_address = ls->client_evt_q;
- mp->server_event_queue_address = ls->server_evt_q;
- }
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-
- return 0;
-}
-
-static void
-send_session_disconnect_callback (session_t * s)
-{
- app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
- vl_api_disconnect_session_t *mp;
- vl_api_registration_t *reg;
-
- reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", app_wrk->api_client_index);
- return;
- }
-
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- clib_memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_DISCONNECT_SESSION);
- mp->handle = session_handle (s);
- mp->context = app_wrk->api_client_index;
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-}
-
-static void
-send_session_reset_callback (session_t * s)
-{
- app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
- vl_api_registration_t *reg;
- vl_api_reset_session_t *mp;
-
- reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", app_wrk->api_client_index);
- return;
- }
-
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- clib_memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_RESET_SESSION);
- mp->handle = session_handle (s);
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
-}
-
-int
-send_session_connected_callback (u32 app_wrk_index, u32 api_context,
- session_t * s, u8 is_fail)
-{
- vl_api_connect_session_reply_t *mp;
- transport_connection_t *tc;
- vl_api_registration_t *reg;
- svm_msg_q_t *vpp_queue;
- app_worker_t *app_wrk;
-
- app_wrk = app_worker_get (app_wrk_index);
- reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
- if (!reg)
- {
- clib_warning ("no registration: %u", app_wrk->api_client_index);
- return -1;
- }
-
- mp = vl_mem_api_alloc_as_if_client_w_reg (reg, sizeof (*mp));
- mp->_vl_msg_id = clib_host_to_net_u16 (VL_API_CONNECT_SESSION_REPLY);
- mp->context = api_context;
-
- if (is_fail)
- goto done;
-
- if (session_has_transport (s))
- {
- tc = session_get_transport (s);
- if (!tc)
- {
- is_fail = 1;
- goto done;
- }
-
- vpp_queue = session_manager_get_vpp_event_queue (s->thread_index);
- mp->handle = session_handle (s);
- mp->vpp_event_queue_address = pointer_to_uword (vpp_queue);
- clib_memcpy_fast (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
- mp->is_ip4 = tc->is_ip4;
- mp->lcl_port = tc->lcl_port;
- mp->server_rx_fifo = pointer_to_uword (s->rx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->tx_fifo);
- }
- else
- {
- local_session_t *ls = (local_session_t *) s;
- mp->handle = application_local_session_handle (ls);
- mp->lcl_port = ls->port;
- mp->vpp_event_queue_address = ls->server_evt_q;
- mp->client_event_queue_address = ls->client_evt_q;
- mp->server_rx_fifo = pointer_to_uword (s->tx_fifo);
- mp->server_tx_fifo = pointer_to_uword (s->rx_fifo);
- }
-
-done:
- mp->retval = is_fail ?
- clib_host_to_net_u32 (VNET_API_ERROR_SESSION_CONNECT) : 0;
- vl_msg_api_send_shmem (reg->vl_input_queue, (u8 *) & mp);
- return 0;
-}
-
-static session_cb_vft_t session_cb_vft = {
- .session_accept_callback = send_session_accept_callback,
- .session_disconnect_callback = send_session_disconnect_callback,
- .session_connected_callback = send_session_connected_callback,
- .session_reset_callback = send_session_reset_callback,
- .add_segment_callback = send_add_segment_callback,
- .del_segment_callback = send_del_segment_callback,
-};
-