From 1dcbb23f5bdb8bcd5e6b17287ee6bd50c70d413e Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Thu, 11 Apr 2002 08:59:30 +0000
Subject: [PATCH] ITS#1727 return allids on unknown filters to allow extended
 filtering

---
 servers/slapd/back-ldbm/filterindex.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/servers/slapd/back-ldbm/filterindex.c b/servers/slapd/back-ldbm/filterindex.c
index 58c8e268ab..bc370f239b 100644
--- a/servers/slapd/back-ldbm/filterindex.c
+++ b/servers/slapd/back-ldbm/filterindex.c
@@ -187,6 +187,18 @@ filter_candidates(
 		 */
 		result = idl_allids( be );
 		break;
+	default:
+#ifdef NEW_LOGGING
+		LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
+			   "filter_candidates:  UNKNOWN\n" ));
+#else
+		Debug( LDAP_DEBUG_FILTER, "\tUNKNOWN\n", 0, 0, 0 );
+#endif
+		/* unknown filters must not return NULL, to allow
+		 * extended filter processing to be done later.
+		 */
+		result = idl_allids( be );
+		break;
 	}
 
 #ifdef NEW_LOGGING
-- 
2.39.5