+/* Copyright (c) 2006, 2009-2010, 2012-2014. The SimGrid Team.
+ * All rights reserved. */
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifndef _XBT_GRAPH_PRIVATE_H
+#define _XBT_GRAPH_PRIVATE_H
+#include "xbt/dynar.h"
+#include "xbt/graph.h"
+
+#define NOT_EXPLORED 0
+#define CURRENTLY_EXPLORING 1
+#define ALREADY_EXPLORED 2
+
+void xbt_floyd_algorithm(xbt_graph_t g, double *adj, double *d,
+ xbt_node_t * p);
+void xbt_graph_depth_visit(xbt_graph_t g, xbt_node_t n,
+ xbt_node_t * sorted, int *idx);
+
+#endif /* _XBT_GRAPH_PRIVATE_H */
