--- /dev/null
+/*
+ * netlink/data.h Abstract Data
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation version 2.1
+ * of the License.
+ *
+ * Copyright (c) 2003-2006 Thomas Graf <tgraf@suug.ch>
+ */
+
+#ifndef NETLINK_DATA_H_
+#define NETLINK_DATA_H_
+
+#include <netlink/netlink.h>
+
+struct nl_data;
+
+/* General */
+extern struct nl_data * nl_data_alloc(void *, size_t);
+extern int nl_data_append(struct nl_data *, void *, size_t);
+extern void nl_data_free(struct nl_data *);
+
+/* Access Functions */
+extern void * nl_data_get(struct nl_data *);
+extern size_t nl_data_get_size(struct nl_data *);
+
+/* Misc */
+extern int nl_data_cmp(struct nl_data *, struct nl_data *);
+
+#endif