mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_TAP_DETAILS);
mp->sw_if_index = ntohl (tap_if->sw_if_index);
strncpy ((char *) mp->dev_name,
mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_TAP_DETAILS);
mp->sw_if_index = ntohl (tap_if->sw_if_index);
strncpy ((char *) mp->dev_name,