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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 11:11:40 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 11:11:40 +0000
commit7731832751ab9f3c6ddeb66f186d3d7fa1934a6d (patch)
treee91015872543a59be2aad26c2fea02e41b57005d /servers/slapd/back-bdb/dn2entry.c
parentInitial commit. (diff)
downloadopenldap-7731832751ab9f3c6ddeb66f186d3d7fa1934a6d.tar.xz
openldap-7731832751ab9f3c6ddeb66f186d3d7fa1934a6d.zip
Adding upstream version 2.4.57+dfsg.upstream/2.4.57+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'servers/slapd/back-bdb/dn2entry.c')
-rw-r--r--servers/slapd/back-bdb/dn2entry.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/servers/slapd/back-bdb/dn2entry.c b/servers/slapd/back-bdb/dn2entry.c
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+/* dn2entry.c - routines to deal with the dn2id / id2entry glue */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2000-2021 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.
+ *
+ * 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>.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/string.h>
+
+#include "back-bdb.h"
+
+/*
+ * dn2entry - look up dn in the cache/indexes and return the corresponding
+ * entry. If the requested DN is not found and matched is TRUE, return info
+ * for the closest ancestor of the DN. Otherwise e is NULL.
+ */
+
+int
+bdb_dn2entry(
+ Operation *op,
+ DB_TXN *tid,
+ struct berval *dn,
+ EntryInfo **e,
+ int matched,
+ DB_LOCK *lock )
+{
+ EntryInfo *ei = NULL;
+ int rc, rc2;
+
+ Debug(LDAP_DEBUG_TRACE, "bdb_dn2entry(\"%s\")\n",
+ dn->bv_val, 0, 0 );
+
+ *e = NULL;
+
+ rc = bdb_cache_find_ndn( op, tid, dn, &ei );
+ if ( rc ) {
+ if ( matched && rc == DB_NOTFOUND ) {
+ /* Set the return value, whether we have its entry
+ * or not.
+ */
+ *e = ei;
+ if ( ei && ei->bei_id ) {
+ rc2 = bdb_cache_find_id( op, tid, ei->bei_id,
+ &ei, ID_LOCKED, lock );
+ if ( rc2 ) rc = rc2;
+ } else if ( ei ) {
+ bdb_cache_entryinfo_unlock( ei );
+ memset( lock, 0, sizeof( *lock ));
+ lock->mode = DB_LOCK_NG;
+ }
+ } else if ( ei ) {
+ bdb_cache_entryinfo_unlock( ei );
+ }
+ } else {
+ rc = bdb_cache_find_id( op, tid, ei->bei_id, &ei, ID_LOCKED,
+ lock );
+ if ( rc == 0 ) {
+ *e = ei;
+ } else if ( matched && rc == DB_NOTFOUND ) {
+ /* always return EntryInfo */
+ if ( ei->bei_parent ) {
+ ei = ei->bei_parent;
+ rc2 = bdb_cache_find_id( op, tid, ei->bei_id, &ei, 0,
+ lock );
+ if ( rc2 ) rc = rc2;
+ }
+ *e = ei;
+ }
+ }
+
+ return rc;
+}