std_session_send_df_header(cb_data, LOG_PREFIX);
if (devc->data_source == DATA_SOURCE_LIVE) {
std_session_send_df_header(cb_data, LOG_PREFIX);
if (devc->data_source == DATA_SOURCE_LIVE) {
devc->stored_samples = (buf[7] << 8) | buf[8];
if (devc->stored_samples == 0) {
/* Notify frontend of empty log by sending start/end packets. */
devc->stored_samples = (buf[7] << 8) | buf[8];
if (devc->stored_samples == 0) {
/* Notify frontend of empty log by sending start/end packets. */