/* offset; tvb offset of next byte of data (first byte of unprocessed data); start: tvb offset of beginning of data; data_length: total length of data;  */
static gint dissect_unknown_data(proto_tree *tn3270_tree, tvbuff_t *tvb, gint offset, gint start, gint data_length)
/* offset; tvb offset of next byte of data (first byte of unprocessed data); start: tvb offset of beginning of data; data_length: total length of data;  */
static gint dissect_unknown_data(proto_tree *tn3270_tree, tvbuff_t *tvb, gint offset, gint start, gint data_length)
{
  gint len_left;
  len_left = (data_length) - (offset - start);
  if (len_left > 0) {
    proto_tree_add_item(tn3270_tree, hf_tn3270_unknown_data,
                        tvb, offset, len_left,
                        ENC_NA);
    return len_left;
  }
  return 0;
}