+/*
+ * Copyright 2019 - Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ */
+
+#define BT_LOG_TAG "PLUGIN-CTF-METADATA-META-UPDATE-SC-CONFIG"
+#include "logging.h"
+
+#include <babeltrace/babeltrace.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/assert-internal.h>
+#include <glib.h>
+#include <stdint.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include "ctf-meta-visitors.h"
+
+BT_HIDDEN
+int ctf_trace_class_update_stream_class_config(struct ctf_trace_class *ctf_tc)
+{
+ struct ctf_field_class_int *int_fc;
+ uint64_t i;
+
+ for (i = 0; i < ctf_tc->stream_classes->len; i++) {
+ struct ctf_stream_class *sc =
+ ctf_tc->stream_classes->pdata[i];
+
+ if (sc->is_translated) {
+ continue;
+ }
+
+ if (!sc->packet_context_fc) {
+ continue;
+ }
+
+ int_fc = ctf_field_class_struct_borrow_member_int_field_class_by_name(
+ (void *) sc->packet_context_fc, "timestamp_begin");
+ if (int_fc && int_fc->meaning ==
+ CTF_FIELD_CLASS_MEANING_PACKET_BEGINNING_TIME) {
+ sc->packets_have_ts_begin = true;
+ }
+
+ int_fc = ctf_field_class_struct_borrow_member_int_field_class_by_name(
+ (void *) sc->packet_context_fc, "timestamp_end");
+ if (int_fc && int_fc->meaning ==
+ CTF_FIELD_CLASS_MEANING_PACKET_END_TIME) {
+ sc->packets_have_ts_end = true;
+ }
+
+ int_fc = ctf_field_class_struct_borrow_member_int_field_class_by_name(
+ (void *) sc->packet_context_fc, "events_discarded");
+ if (int_fc && int_fc->meaning ==
+ CTF_FIELD_CLASS_MEANING_DISC_EV_REC_COUNTER_SNAPSHOT) {
+ sc->has_discarded_events = true;
+ }
+
+ sc->discarded_events_have_default_cs =
+ sc->has_discarded_events && sc->packets_have_ts_begin &&
+ sc->packets_have_ts_end;
+ int_fc = ctf_field_class_struct_borrow_member_int_field_class_by_name(
+ (void *) sc->packet_context_fc, "packet_seq_num");
+ if (int_fc && int_fc->meaning ==
+ CTF_FIELD_CLASS_MEANING_PACKET_COUNTER_SNAPSHOT) {
+ sc->has_discarded_packets = true;
+ }
+
+ sc->discarded_packets_have_default_cs =
+ sc->has_discarded_packets &&
+ sc->packets_have_ts_begin && sc->packets_have_ts_end;
+ }
+
+ return 0;
+}