1 files changed, 41 insertions, 0 deletions
diff --git a/lib/util/idtree_random.h b/lib/util/idtree_random.h
new file mode 100644
index 0000000..623147c
--- /dev/null
+++ b/lib/util/idtree_random.h
@@ -0,0 +1,41 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   very efficient functions to manage mapping a id (such as a fnum) to
+   a pointer. This is used for fnum and search id allocation.
+
+   Copyright (C) Andrew Tridgell 2004
+
+   This code is derived from lib/idr.c in the 2.6 Linux kernel, which was
+   written by Jim Houston jim.houston@ccur.com, and is
+   Copyright (C) 2002 by Concurrent Computer Corporation
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _SAMBA_IDTREE_RANDOM_H_
+#define _SAMBA_IDTREE_RANDOM_H_
+
+#include <talloc.h>
+#include "idtree.h"
+
+/**
+  allocate a new id randomly in the given range
+*/
+int idr_get_new_random(struct idr_context *idp,
+		       void *ptr,
+		       int starting_id,
+		       int limit);
+
+#endif /* _SAMBA_IDTREE_RANDOM_H_ */