- if (opt_loglevel <= SR_LOG_WARN) {
- /* Show only the longest annotation. */
- printf("%s", pda->ann_text[0]);
- } else if (opt_loglevel >= SR_LOG_INFO) {
- /* Sample numbers and quotes around the longest annotation. */
- printf("%"PRIu64"-%"PRIu64"", pdata->start_sample, pdata->end_sample);
- if (opt_loglevel == SR_LOG_INFO) {
- printf(" \"%s\"", pda->ann_text[0]);
- } else {
- /* Protocol decoder id, annotation class,
- * all annotation strings. */
- ann_descr = g_slist_nth_data(dec->annotations, pda->ann_class);
- printf(" %s: %s:", pdata->pdo->proto_id, ann_descr[0]);
- for (i = 0; pda->ann_text[i]; i++)
- printf(" \"%s\"", pda->ann_text[i]);
- }
+ /*
+ * Determine which fields of the annotation to display. Inspect
+ * user specified options as well as the verbosity of the log level:
+ * - Optionally show the sample numbers for the annotation's span.
+ * - Always show the protocol decoder ID.
+ * - Optionally show the annotation's class description.
+ * - Always show the longest annotation text.
+ * - Optionally show alternative annotation text (abbreviations
+ * for different zoom levels).
+ * - Optionally put quote marks around annotation text, when
+ * recipients might have to deal with a set of text variants.
+ */
+ show_snum = show_class = show_quotes = show_abbrev = FALSE;
+ if (opt_pd_samplenum || opt_loglevel > SR_LOG_WARN) {
+ show_snum = TRUE;
+ }
+ if (opt_loglevel > SR_LOG_WARN) {
+ show_quotes = TRUE;
+ }
+ if (opt_loglevel > SR_LOG_INFO) {
+ show_class = TRUE;
+ show_abbrev = TRUE;
+ }
+
+ /*
+ * Display the annotation's fields after the layout was
+ * determined above.
+ */
+ if (show_snum) {
+ printf("%" PRIu64 "-%" PRIu64 " ",
+ pdata->start_sample, pdata->end_sample);
+ }
+ printf("%s: ", pdata->pdo->proto_id);
+ if (show_class) {
+ ann_descr = g_slist_nth_data(dec->annotations, pda->ann_class);
+ printf("%s: ", ann_descr[0]);
+ }
+ quote = show_quotes ? "\"" : "";
+ printf("%s%s%s", quote, pda->ann_text[0], quote);
+ if (show_abbrev) {
+ for (i = 1; pda->ann_text[i]; i++)
+ printf(" %s%s%s", quote, pda->ann_text[i], quote);