+ g_hash_table_destroy(tc->clocks);
+}
+
+struct clock_match {
+ GHashTable *clocks;
+ struct ctf_clock *clock_match;
+};
+
+static void check_clock_match(gpointer key, gpointer value, gpointer user_data)
+{
+ struct clock_match *match = user_data;
+ struct ctf_clock *clock_a = value, *clock_b;
+
+ if (clock_a->uuid != 0) {
+ /*
+ * Lookup the the trace clocks into the collection
+ * clocks.
+ */
+ clock_b = g_hash_table_lookup(match->clocks,
+ (gpointer) (unsigned long) clock_a->uuid);
+ if (clock_b) {
+ match->clock_match = clock_b;
+ return;
+ }
+ } else if (clock_a->absolute) {
+ /*
+ * Absolute time references, such as NTP, are looked up
+ * by clock name.
+ */
+ clock_b = g_hash_table_lookup(match->clocks,
+ (gpointer) (unsigned long) clock_a->name);
+ if (clock_b) {
+ match->clock_match = clock_b;
+ return;
+ }
+ }
+}
+
+static void clock_add(gpointer key, gpointer value, gpointer user_data)
+{
+ GHashTable *tc_clocks = user_data;
+ struct ctf_clock *t_clock = value;
+ GQuark v;
+
+ if (t_clock->absolute)
+ v = t_clock->name;
+ else
+ v = t_clock->uuid;
+ if (v)
+ g_hash_table_insert(tc_clocks,
+ (gpointer) (unsigned long) v,
+ value);