ipcpd: normal: Make routing a policy

This makes the routing component into a policy since different
approaches may exist to do this, depending on how high the rank of the
DIF is.

1 files changed, 53 insertions, 0 deletions

diff --git a/src/ipcpd/normal/pol/graph.h b/src/ipcpd/normal/pol/graph.h
new file mode 100644
index 00000000..44496bc3
--- /dev/null
+++ b/src/ipcpd/normal/pol/graph.h
@@ -0,0 +1,53 @@
+/*
+ * Ouroboros - Copyright (C) 2016 - 2017
+ *
+ * Undirected graph structure
+ *
+ *    Dimitri Staessens <dimitri.staessens@ugent.be>
+ *    Sander Vrijders   <sander.vrijders@ugent.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef OUROBOROS_IPCPD_NORMAL_GRAPH_H
+#define OUROBOROS_IPCPD_NORMAL_GRAPH_H
+
+#include <ouroboros/list.h>
+#include <ouroboros/qos.h>
+
+#include <inttypes.h>
+
+struct routing_table {
+        uint64_t dst;
+        uint64_t nhop;
+};
+
+struct graph * graph_create(void);
+
+void           graph_destroy(struct graph * graph);
+
+int            graph_update_edge(struct graph * graph,
+                                 uint64_t       s_addr,
+                                 uint64_t       d_addr,
+                                 qosspec_t      qs);
+
+int            graph_del_edge(struct graph * graph,
+                              uint64_t       s_addr,
+                              uint64_t       d_addr);
+
+ssize_t        graph_routing_table(struct graph *           graph,
+                                   uint64_t                 s_addr,
+                                   struct routing_table *** table);
+
+#endif /* OUROBOROS_IPCPD_NORMAL_GRAPH_H */