merge meta data for search results

1 files changed, 12 insertions, 0 deletions

diff --git a/src/include/gnunet_container_lib.h b/src/include/gnunet_container_lib.h
index 6ab61dfda..604038955 100644
--- a/src/include/gnunet_container_lib.h
+++ b/src/include/gnunet_container_lib.h
@@ -266,6 +266,18 @@ GNUNET_CONTAINER_meta_data_insert (struct GNUNET_CONTAINER_MetaData *md,
 
 
 /**
+ * Extend metadata.  Merges the meta data from the second argument
+ * into the first, discarding duplicate key-value pairs.
+ *
+ * @param md metadata to extend
+ * @param in metadata to merge
+ */
+void 
+GNUNET_CONTAINER_meta_data_merge (struct GNUNET_CONTAINER_MetaData *md,
+                                  const struct GNUNET_CONTAINER_MetaData *in);
+
+
+/**
  * Remove an item.
  *
  * @param md metadata to manipulate