2 files changed, 5 insertions, 0 deletions
diff --git a/lib/util/util_tdb.c b/lib/util/util_tdb.c
index 02c7095f66..0c30d7774d 100644
--- a/lib/util/util_tdb.c
+++ b/lib/util/util_tdb.c
@@ -46,6 +46,10 @@ bool tdb_data_equal(TDB_DATA t1, TDB_DATA t2)
 	return (memcmp(t1.dptr, t2.dptr, t1.dsize) == 0);
 }
 
+bool tdb_data_is_empty(TDB_DATA d) {
+	return (d.dsize == 0) || (d.dptr == NULL);
+}
+
 TDB_DATA string_tdb_data(const char *string)
 {
 	return make_tdb_data((const uint8_t *)string, string ? strlen(string) : 0 );
diff --git a/lib/util/util_tdb.h b/lib/util/util_tdb.h
index 2d805d7d20..3d03b990c2 100644
--- a/lib/util/util_tdb.h
+++ b/lib/util/util_tdb.h
@@ -27,6 +27,7 @@
 ****************************************************************/
 TDB_DATA make_tdb_data(const uint8_t *dptr, size_t dsize);
 bool tdb_data_equal(TDB_DATA t1, TDB_DATA t2);
+bool tdb_data_is_empty(TDB_DATA d);
 TDB_DATA string_tdb_data(const char *string);
 TDB_DATA string_term_tdb_data(const char *string);