Added functions to ease support of multiple version of traces

[lttv.git] / ltt / trace.h

diff --git a/ltt/trace.h b/ltt/trace.h
index 202def1094d5853ba345c7271fe862e97aad9f2f..455c11901fa7029d4db640ef5aabb134d5937204 100644 (file)
--- a/ltt/trace.h
+++ b/ltt/trace.h
@@ -212,4 +212,13 @@ LttTime ltt_interpolate_time_from_tsc(LttTracefile *tf, guint64 tsc);
 /* Set to enable event debugging output */
 void ltt_event_debug(int state);
 
+/* A structure representing the version number of the trace */
+struct LttTraceVersion {
+  guint8    ltt_major_version;
+  guint8    ltt_minor_version;
+};
+
+/* To get the version number of a trace */
+int get_version(const gchar *pathname, struct LttTraceVersion * version_number);
+
 #endif // TRACE_H