X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=formats%2Fctf%2Fir%2Ftrace.c;fp=formats%2Fctf%2Fir%2Ftrace.c;h=c4889b79b44fb2f4ef318f387434bfad800ca79f;hb=2204c38125cf5079604ad250b1e0890c55ce758b;hp=4d9e97f9e1f8f53770c464ec2c9dca53681c5330;hpb=755c772145aedd65ef6caffa8fbced714bb0682c;p=babeltrace.git

diff --git a/formats/ctf/ir/trace.c b/formats/ctf/ir/trace.c
index 4d9e97f9..c4889b79 100644
--- a/formats/ctf/ir/trace.c
+++ b/formats/ctf/ir/trace.c
@@ -46,6 +46,11 @@
 #define DEFAULT_IDENTIFIER_SIZE 128
 #define DEFAULT_METADATA_STRING_SIZE 4096
 
+struct notification_handler {
+	bt_ctf_notification_cb func;
+	void *data;
+};
+
 static
 void bt_ctf_trace_destroy(struct bt_object *obj);
 static
@@ -1027,6 +1032,27 @@ end:
 	return ret;
 }
 
+int bt_ctf_trace_add_notification_handler_cb(struct bt_ctf_trace *trace,
+		bt_ctf_notification_cb handler, void *handler_data)
+{
+	int ret = 0;
+	struct notification_handler *handler_wrapper =
+			g_new0(struct notification_handler, 1);
+
+	if (!trace || !handler || !handler_wrapper) {
+		ret = -1;
+		goto error;
+	}
+
+	handler_wrapper->func = handler;
+	handler_wrapper->data = handler_data;
+	g_ptr_array_add(trace->notification_handlers, handler_wrapper);
+	return ret;
+error:
+	g_free(handler_wrapper);
+	return ret;
+}
+
 BT_HIDDEN
 struct bt_ctf_field_type *get_field_type(enum field_type_alias alias)
 {