/* backover.c - backend overlay routines */
/* $OpenLDAP$ */
-/*
- * Copyright 2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
- */
-
-/*
- * Functions to overlay other modules over a backend.
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2003-2004 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
*
- * -- Howard Chu
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
*/
+/* Functions to overlay other modules over a backend. */
+
#include "portable.h"
#include <stdio.h>
if ( oi->oi_bd.bd_info->bi_db_config ) {
rc = oi->oi_bd.bd_info->bi_db_config( &oi->oi_bd, fname, lineno,
argc, argv );
- if ( rc ) return rc;
+ if ( rc != SLAP_CONF_UNKNOWN ) return rc;
}
bd = *be;
if (on->on_bi.bi_db_config) {
rc = on->on_bi.bi_db_config( &bd, fname, lineno,
argc, argv );
- if ( rc ) break;
+ if ( rc != SLAP_CONF_UNKNOWN ) break;
}
}
return rc;
slap_overinst *on = oi->oi_list;
int rc = SLAP_CB_CONTINUE;
BackendDB *be = op->o_bd, db = *op->o_bd;
- slap_callback *sc = op->o_callback->sc_private;
- slap_callback *s0 = op->o_callback;
op->o_bd = &db;
- op->o_callback = sc;
for (; on; on=on->on_next ) {
if ( on->on_response ) {
db.bd_info = (BackendInfo *)on;
if ( rc != SLAP_CB_CONTINUE ) break;
}
}
- if ( sc && (rc == SLAP_CB_CONTINUE) ) {
- rc = sc->sc_response( op, rs );
- }
op->o_bd = be;
- op->o_callback = s0;
return rc;
}
slap_overinst *on = oi->oi_list;
BI_op_bind **func;
BackendDB *be = op->o_bd, db = *op->o_bd;
- slap_callback cb = {over_back_response, NULL};
+ slap_callback cb = {NULL, over_back_response, NULL, NULL};
int rc = SLAP_CB_CONTINUE;
op->o_bd = &db;
- cb.sc_private = op->o_callback;
+ cb.sc_next = op->o_callback;
op->o_callback = &cb;
for (; on; on=on->on_next ) {
}
}
+ op->o_bd = be;
func = &oi->oi_bd.bd_info->bi_op_bind;
if ( func[which] && rc == SLAP_CB_CONTINUE ) {
rc = func[which]( op, rs );
if ( rc == SLAP_CB_CONTINUE ) {
rc = LDAP_UNWILLING_TO_PERFORM;
}
- op->o_bd = be;
+ op->o_callback = cb.sc_next;
return rc;
}
be->bd_info = bi;
}
+#if 0
/* Walk to the end of the list of overlays, add the new
* one onto the end
*/
*on2 = *on;
on2->on_next = NULL;
on2->on_info = oi;
+#else
+ /* Insert new overlay on head of list. Overlays are executed
+ * in reverse of config order...
+ */
+ on2 = ch_calloc( 1, sizeof(slap_overinst) );
+ *on2 = *on;
+ on2->on_info = oi;
+ on2->on_next = oi->oi_list;
+ oi->oi_list = on2;
+#endif
/* Any initialization needed? */
if ( on->on_bi.bi_db_init ) {