+conn_activate_timeout (struct rs_connection *conn)
+{
+ assert (conn);
+ assert (conn->tev);
+ assert (conn->evb);
+ if (conn->timeout.tv_sec || conn->timeout.tv_usec)
+ {
+ rs_debug (("%s: activating timer: %d.%d\n", __func__,
+ conn->timeout.tv_sec, conn->timeout.tv_usec));
+ if (evtimer_add (conn->tev, &conn->timeout))
+ return rs_err_conn_push_fl (conn, RSE_EVENT, __FILE__, __LINE__,
+ "evtimer_add: %d", errno);
+ }
+ return RSE_OK;
+}
+
+int
+conn_type_tls (const struct rs_connection *conn)
+{
+ return conn->realm->type == RS_CONN_TYPE_TLS
+ || conn->realm->type == RS_CONN_TYPE_DTLS;
+}
+
+int
+conn_cred_psk (const struct rs_connection *conn)
+{
+ return conn->realm->transport_cred &&
+ conn->realm->transport_cred->type == RS_CRED_TLS_PSK;
+}
+
+
+/* Public functions. */
+int
+rs_conn_create (struct rs_context *ctx,
+ struct rs_connection **conn,