+void
+client_send_connect (echo_main_t * em)
+{
+ vl_api_connect_uri_t *cmp;
+ cmp = vl_msg_api_alloc (sizeof (*cmp));
+ memset (cmp, 0, sizeof (*cmp));
+
+ cmp->_vl_msg_id = ntohs (VL_API_CONNECT_URI);
+ cmp->client_index = em->my_client_index;
+ cmp->context = ntohl (0xfeedface);
+ memcpy (cmp->uri, em->connect_uri, vec_len (em->connect_uri));
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & cmp);
+}
+
+void
+client_send_disconnect (echo_main_t * em, session_t * s)
+{
+ vl_api_disconnect_session_t *dmp;
+ dmp = vl_msg_api_alloc (sizeof (*dmp));
+ memset (dmp, 0, sizeof (*dmp));
+ dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION);
+ dmp->client_index = em->my_client_index;
+ dmp->handle = s->vpp_session_handle;
+ vl_msg_api_send_shmem (em->vl_input_queue, (u8 *) & dmp);
+}
+
+int
+client_disconnect (echo_main_t * em, session_t * s)
+{
+ client_send_disconnect (em, s);
+ pool_put (em->sessions, s);
+ memset (s, 0xfe, sizeof (*s));
+ return 0;
+}
+
+static void
+session_accepted_handler (session_accepted_msg_t * mp)
+{
+ app_session_evt_t _app_evt, *app_evt = &_app_evt;
+ session_accepted_reply_msg_t *rmp;
+ svm_fifo_t *rx_fifo, *tx_fifo;
+ echo_main_t *em = &echo_main;
+ session_t *session;
+ static f64 start_time;
+ u32 session_index;
+ u8 *ip_str;
+
+ if (start_time == 0.0)
+ start_time = clib_time_now (&em->clib_time);
+
+ ip_str = format (0, "%U", format_ip46_address, &mp->ip, mp->is_ip4);
+ clib_warning ("Accepted session from: %s:%d", ip_str,
+ clib_net_to_host_u16 (mp->port));
+
+ /* Allocate local session and set it up */
+ pool_get (em->sessions, session);
+ session_index = session - em->sessions;
+
+ rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
+ rx_fifo->client_session_index = session_index;
+ tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
+ tx_fifo->client_session_index = session_index;
+
+ session->server_rx_fifo = rx_fifo;
+ session->server_tx_fifo = tx_fifo;
+ session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
+ svm_msg_q_t *);
+
+ /* Add it to lookup table */
+ hash_set (em->session_index_by_vpp_handles, mp->handle, session_index);
+
+ em->state = STATE_READY;
+
+ /* Stats printing */
+ if (pool_elts (em->sessions) && (pool_elts (em->sessions) % 20000) == 0)
+ {
+ f64 now = clib_time_now (&em->clib_time);
+ fformat (stdout, "%d active sessions in %.2f seconds, %.2f/sec...\n",
+ pool_elts (em->sessions), now - start_time,
+ (f64) pool_elts (em->sessions) / (now - start_time));
+ }
+
+ /*
+ * Send accept reply to vpp
+ */
+ app_alloc_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt,
+ SESSION_CTRL_EVT_ACCEPTED_REPLY);
+ rmp = (session_accepted_reply_msg_t *) app_evt->evt->data;
+ rmp->handle = mp->handle;
+ rmp->context = mp->context;
+ app_send_ctrl_evt_to_vpp (session->vpp_evt_q, app_evt);
+
+ session->bytes_received = 0;
+ session->start = clib_time_now (&em->clib_time);
+}