ir: add bt_ctf_clock_class object, modify bt_ctf_clock object

[babeltrace.git] / include / babeltrace / ctf-writer / stream-class.h

diff --git a/include/babeltrace/ctf-writer/stream-class.h b/include/babeltrace/ctf-writer/stream-class.h
index 32096086cb3ea38816cee2c4f09a46dece9e9cd8..099739067cd3f42303bd61e70362be64d4bf4c65 100644 (file)
--- a/include/babeltrace/ctf-writer/stream-class.h
+++ b/include/babeltrace/ctf-writer/stream-class.h
@@ -36,6 +36,24 @@
 extern "C" {
 #endif
 
+/*
+ * bt_ctf_stream_class_set_clock: assign a clock to a stream class.
+ *
+ * Assign a clock to a stream class. This clock will be sampled each time an
+ * event is appended to an instance of this stream class.
+ *
+ * @param stream_class Stream class.
+ * @param clock Clock to assign to the provided stream class.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_stream_class_set_clock(
+               struct bt_ctf_stream_class *stream_class,
+               struct bt_ctf_clock *clock);
+
+extern struct bt_ctf_clock *bt_ctf_stream_class_get_clock(
+        struct bt_ctf_stream_class *stream_class);
+
 /*
  * bt_ctf_stream_class_get and bt_ctf_stream_class_put: increment and
  * decrement the stream class' reference count.