add referral check to functions elaborated by overlays

servers/slapd/backover.c

@@ -146,9 +146,21 @@ over_back_response ( Operation *op, SlapReply *rs )
 	return rc;
 }
 
-enum op_which { op_bind = 0, op_unbind, op_search, op_compare,
-	op_modify, op_modrdn, op_add, op_delete, op_abandon,
-	op_cancel, op_extended };
+enum op_which {
+	op_bind = 0,
+	op_unbind,
+	op_search,
+	op_compare,
+	op_modify,
+	op_modrdn,
+	op_add,
+	op_delete,
+	op_abandon,
+	op_cancel,
+	op_extended,
+	op_aux_chk_referrals,
+	op_last
+};
 
 static int
 over_op_func(
@@ -257,6 +269,12 @@ over_op_extended( Operation *op, SlapReply *rs )
 	return over_op_func( op, rs, op_extended );
 }
 
+static int
+over_chk_referrals( Operation *op, SlapReply *rs )
+{
+	return over_op_func( op, rs, op_aux_chk_referrals );
+}
+
 int
 overlay_register(
 	slap_overinst *on
@@ -325,8 +343,17 @@ overlay_config( BackendDB *be, const char *ov )
 		bi->bi_op_delete = over_op_delete;
 		bi->bi_op_abandon = over_op_abandon;
 		bi->bi_op_cancel = over_op_cancel;
+
 		bi->bi_extended = over_op_extended;
 
+		/*
+		 * this is fine because it has the same
+		 * args of the operations; we need to rework
+		 * all the hooks to share the same args
+		 * of the operations...
+		 */
+		bi->bi_chk_referrals = over_chk_referrals;
+
 		be->bd_info = bi;
 
 	} else {

servers/slapd/slap.h

@@ -1412,9 +1412,9 @@ struct slap_backend_db {
 
 #define		be_extended	bd_info->bi_extended
 
+#define		be_chk_referrals	bd_info->bi_chk_referrals
 #define		be_fetch	bd_info->bi_entry_get_rw
 #define		be_release	bd_info->bi_entry_release_rw
-#define		be_chk_referrals	bd_info->bi_chk_referrals
 #define		be_group	bd_info->bi_acl_group
 #define		be_attribute	bd_info->bi_acl_attribute
 #define		be_operational	bd_info->bi_operational
@@ -1689,10 +1689,10 @@ typedef int (BI_op_delete) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
 typedef int (BI_op_abandon) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
 typedef int (BI_op_cancel) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
 typedef int (BI_op_extended) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
+typedef int (BI_chk_referrals) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
 typedef int (BI_entry_release_rw) LDAP_P(( struct slap_op *op, Entry *e, int rw ));
 typedef int (BI_entry_get_rw) LDAP_P(( struct slap_op *op, struct berval *ndn,
 	ObjectClass *oc, AttributeDescription *at, int rw, Entry **e ));
-typedef int (BI_chk_referrals) LDAP_P(( struct slap_op *op, struct slap_rep *rs ));
 typedef int (BI_operational) LDAP_P(( struct slap_op *op, struct slap_rep *rs, int opattrs, Attribute **ap ));
 typedef int (BI_has_subordinates) LDAP_P(( struct slap_op *op, Entry *e, int *hasSubs ));
 
@@ -1787,9 +1787,9 @@ struct slap_backend_info {
 	BI_op_extended	*bi_extended;
 
 	/* Auxilary Functions */
+	BI_chk_referrals	*bi_chk_referrals;
 	BI_entry_get_rw		*bi_entry_get_rw;
 	BI_entry_release_rw	*bi_entry_release_rw;
-	BI_chk_referrals	*bi_chk_referrals;
 
 	BI_operational	*bi_operational;
 	BI_has_subordinates	*bi_has_subordinates;