diff --git a/Server/DataStructures/SharedDataType.h b/Server/DataStructures/SharedDataType.h
index 83cc6da81..e9a9c948a 100644
--- a/Server/DataStructures/SharedDataType.h
+++ b/Server/DataStructures/SharedDataType.h
@@ -21,6 +21,26 @@ or see http://www.gnu.org/licenses/agpl.txt.
 #ifndef SHARED_DATA_TYPE_H_
 #define SHARED_DATA_TYPE_H_
 
-enum SharedDataType { NAMES_INDEX, NAMES_LIST };
+enum SharedDataType {
+    NAMES_INDEX = 0,
+    NAME_INDEX_SIZE,
+    NAMES_LIST,
+    NAMES_LIST_SIZE,
+    VIA_NODE_LIST,
+    VIA_NODE_LIST_SIZE,
+    GRAPH_NODE_LIST,
+    GRAPH_NODE_LIST_SIZE,
+    GRAPH_EDGE_LIST,
+    GRAPH_EDGE_LIST_SIZE,
+    CHECK_SUM,
+    TIME_STAMP,
+    TIME_STAMP_SIZE,
+    COORDINATE_LIST,
+    COORDINATE_LIST_SIZE,
+    TURN_INSTRUCTION_LIST,
+    TURN_INSTRUCTION_LIST_SIZE,
+    R_SEARCH_TREE,
+    R_SEARCH_TREE_SIZE
+};
 
 #endif /* SHARED_DATA_TYPE_H_ */