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diff --git a/storage/innobase/include/log0types.h b/storage/innobase/include/log0types.h
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+/*****************************************************************************
+
+Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+
+Portions of this file contain modifications contributed and copyrighted by
+Google, Inc. Those modifications are gratefully acknowledged and are described
+briefly in the InnoDB documentation. The contributions by Google are
+incorporated with their permission, and subject to the conditions contained in
+the file COPYING.Google.
+
+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; version 2 of the License.
+
+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, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
+
+*****************************************************************************/
+
+/**************************************************//**
+@file include/log0types.h
+Log types
+
+Created 2013-03-15 Sunny Bains
+*******************************************************/
+
+#ifndef log0types_h
+#define log0types_h
+
+#include "univ.i"
+
+/* Type used for all log sequence number storage and arithmetics */
+typedef	ib_uint64_t		lsn_t;
+
+#define LSN_MAX			IB_UINT64_MAX
+
+#define LSN_PF			UINT64PF
+
+/** The redo log manager */
+struct RedoLog;
+
+/** The recovery implementation */
+struct redo_recover_t;
+
+#endif /* log0types_h */