From 7731832751ab9f3c6ddeb66f186d3d7fa1934a6d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 13:11:40 +0200
Subject: Adding upstream version 2.4.57+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 servers/slapd/back-mdb/dn2entry.c | 79 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 servers/slapd/back-mdb/dn2entry.c

(limited to 'servers/slapd/back-mdb/dn2entry.c')

diff --git a/servers/slapd/back-mdb/dn2entry.c b/servers/slapd/back-mdb/dn2entry.c
new file mode 100644
index 0000000..e2377f5
--- /dev/null
+++ b/servers/slapd/back-mdb/dn2entry.c
@@ -0,0 +1,79 @@
+/* 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-mdb.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
+mdb_dn2entry(
+	Operation *op,
+	MDB_txn *tid,
+	MDB_cursor *m2,
+	struct berval *dn,
+	Entry **e,
+	ID *nsubs,
+	int matched )
+{
+	struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
+	int rc, rc2;
+	ID id = NOID;
+	struct berval mbv, nmbv;
+	MDB_cursor *mc;
+
+	Debug(LDAP_DEBUG_TRACE, "mdb_dn2entry(\"%s\")\n",
+		dn->bv_val ? dn->bv_val : "", 0, 0 );
+
+	*e = NULL;
+
+	rc = mdb_dn2id( op, tid, m2, dn, &id, nsubs, &mbv, &nmbv );
+	if ( rc ) {
+		if ( matched ) {
+			rc2 = mdb_cursor_open( tid, mdb->mi_id2entry, &mc );
+			if ( rc2 == MDB_SUCCESS ) {
+				rc2 = mdb_id2entry( op, mc, id, e );
+				mdb_cursor_close( mc );
+			}
+		}
+
+	} else {
+		rc = mdb_cursor_open( tid, mdb->mi_id2entry, &mc );
+		if ( rc == MDB_SUCCESS ) {
+			rc = mdb_id2entry( op, mc, id, e );
+			mdb_cursor_close(mc);
+		}
+	}
+	if ( *e ) {
+		(*e)->e_name = mbv;
+		if ( rc == MDB_SUCCESS )
+			ber_dupbv_x( &(*e)->e_nname, dn, op->o_tmpmemctx );
+		else
+			ber_dupbv_x( &(*e)->e_nname, &nmbv, op->o_tmpmemctx );
+	} else {
+		op->o_tmpfree( mbv.bv_val, op->o_tmpmemctx );
+	}
+
+	return rc;
+}
-- 
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