lib: allow a single mapped clock class within a stream class

[babeltrace.git] / lib / ctf-ir / event-class.c

diff --git a/lib/ctf-ir/event-class.c b/lib/ctf-ir/event-class.c
index 8ff8bc0394ed9f5f2b69d62ba74d219f7c5e5747..8e685eb70763f9e7d77d6411dee865c00e599c30 100644 (file)
--- a/lib/ctf-ir/event-class.c
+++ b/lib/ctf-ir/event-class.c
@@ -38,6 +38,7 @@
 #include <babeltrace/ctf-ir/trace-internal.h>
 #include <babeltrace/ctf-ir/validation-internal.h>
 #include <babeltrace/ctf-ir/utils.h>
+#include <babeltrace/ctf-ir/utils-internal.h>
 #include <babeltrace/ref.h>
 #include <babeltrace/ctf-ir/attributes-internal.h>
 #include <babeltrace/compiler-internal.h>
@@ -709,3 +710,50 @@ end:
        BT_PUT(attr_value);
        return ret;
 }
+
+BT_HIDDEN
+int bt_event_class_validate_single_clock_class(
+               struct bt_event_class *event_class,
+               struct bt_clock_class **expected_clock_class)
+{
+       int ret = 0;
+
+       assert(event_class);
+       assert(expected_clock_class);
+       ret = bt_validate_single_clock_class(event_class->context,
+               expected_clock_class);
+       if (ret) {
+               BT_LOGW("Event class's context field type "
+                       "is not recursively mapped to the "
+                       "expected clock class: "
+                       "event-class-addr=%p, "
+                       "event-class-name=\"%s\", "
+                       "event-class-id=%" PRId64 ", "
+                       "ft-addr=%p",
+                       event_class,
+                       bt_event_class_get_name(event_class),
+                       event_class->id,
+                       event_class->context);
+               goto end;
+       }
+
+       ret = bt_validate_single_clock_class(event_class->fields,
+               expected_clock_class);
+       if (ret) {
+               BT_LOGW("Event class's payload field type "
+                       "is not recursively mapped to the "
+                       "expected clock class: "
+                       "event-class-addr=%p, "
+                       "event-class-name=\"%s\", "
+                       "event-class-id=%" PRId64 ", "
+                       "ft-addr=%p",
+                       event_class,
+                       bt_event_class_get_name(event_class),
+                       event_class->id,
+                       event_class->fields);
+               goto end;
+       }
+
+end:
+       return ret;
+}