s4:ldb Add a helper function for 'canonicalise' both strings base compares

This will help simplify boilerplate comparison functions where we
don't have a shortcut way to compare.

Andrew Bartlett

1 files changed, 6 insertions, 0 deletions

diff --git a/source4/lib/ldb/include/ldb_module.h b/source4/lib/ldb/include/ldb_module.h
index 977d485ada..7c18683201 100644
--- a/source4/lib/ldb/include/ldb_module.h
+++ b/source4/lib/ldb/include/ldb_module.h
@@ -99,6 +99,12 @@ void ldb_schema_attribute_set_override_handler(struct ldb_context *ldb,
 					       ldb_attribute_handler_override_fn_t override,
 					       void *private_data);
 
+/* A useful function to build comparison functions with */
+int ldb_any_comparison(struct ldb_context *ldb, void *mem_ctx, 
+		       ldb_attr_handler_t canonicalise_fn, 
+		       const struct ldb_val *v1,
+		       const struct ldb_val *v2);
+
 /* The following definitions come from lib/ldb/common/ldb_controls.c  */
 struct ldb_control *get_control_from_list(struct ldb_control **controls, const char *oid);
 int save_controls(struct ldb_control *exclude, struct ldb_request *req, struct ldb_control ***saver);