X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Flib%2Ftrace-ir%2Ftrace-class.c;h=fb9f8a5a4557c98dd539b7e24d180cae879421b5;hb=6871026b82224d83bb63cbb44cc33c16c766d96d;hp=78265b415d8099a51dd5d23dd3e6f897e6c552bc;hpb=a1a6f91b16aebef45652d3602e2149de5aec4f72;p=babeltrace.git

diff --git a/src/lib/trace-ir/trace-class.c b/src/lib/trace-ir/trace-class.c
index 78265b41..fb9f8a5a 100644
--- a/src/lib/trace-ir/trace-class.c
+++ b/src/lib/trace-ir/trace-class.c
@@ -53,6 +53,7 @@
 #include "stream.h"
 #include "trace.h"
 #include "utils.h"
+#include "lib/value.h"
 #include "lib/func-status.h"
 
 struct bt_trace_class_destruction_listener_elem {
@@ -69,6 +70,8 @@ void destroy_trace_class(struct bt_object *obj)
 	struct bt_trace_class *tc = (void *) obj;
 
 	BT_LIB_LOGD("Destroying trace class object: %!+T", tc);
+	BT_OBJECT_PUT_REF_AND_RESET(tc->user_attributes);
+
 	/*
 	 * Call destruction listener functions so that everything else
 	 * still exists in the trace class.
@@ -131,6 +134,12 @@ struct bt_trace_class *bt_trace_class_create(bt_self_component *self_comp)
 	}
 
 	bt_object_init_shared_with_parent(&tc->base, destroy_trace_class);
+	tc->user_attributes = bt_value_map_create();
+	if (!tc->user_attributes) {
+		BT_LIB_LOGE_APPEND_CAUSE(
+			"Failed to create a map value object.");
+		goto error;
+	}
 
 	tc->stream_classes = g_ptr_array_new_with_free_func(
 		(GDestroyNotify) bt_object_try_spec_release);
@@ -305,6 +314,33 @@ void bt_trace_class_set_assigns_automatic_stream_class_id(struct bt_trace_class
 		"assignment property: %!+T", tc);
 }
 
+const struct bt_value *bt_trace_class_borrow_user_attributes_const(
+		const struct bt_trace_class *trace_class)
+{
+	BT_ASSERT_PRE_DEV_NON_NULL(trace_class, "Trace class");
+	return trace_class->user_attributes;
+}
+
+struct bt_value *bt_trace_class_borrow_user_attributes(
+		struct bt_trace_class *trace_class)
+{
+	return (void *) bt_trace_class_borrow_user_attributes_const(
+		(void *) trace_class);
+}
+
+void bt_trace_class_set_user_attributes(struct bt_trace_class *trace_class,
+		const struct bt_value *user_attributes)
+{
+	BT_ASSERT_PRE_NON_NULL(trace_class, "Trace class");
+	BT_ASSERT_PRE_NON_NULL(user_attributes, "User attributes");
+	BT_ASSERT_PRE(user_attributes->type == BT_VALUE_TYPE_MAP,
+		"User attributes object is not a map value object.");
+	BT_ASSERT_PRE_DEV_TRACE_CLASS_HOT(trace_class);
+	bt_object_put_ref_no_null_check(trace_class->user_attributes);
+	trace_class->user_attributes = (void *) user_attributes;
+	bt_object_get_ref_no_null_check(trace_class->user_attributes);
+}
+
 void bt_trace_class_get_ref(const struct bt_trace_class *trace_class)
 {
 	bt_object_get_ref(trace_class);