1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
37 #ifndef __LINUX_OBD_CKSUM
38 #define __LINUX_OBD_CKSUM
41 #error Do not #include this file directly. #include <obd_chsum.h> instead
45 #include <linux/autoconf.h>
48 #include <libcfs/libcfs.h>
50 /* Prefer the kernel's version, if it exports it, because it might be
51 * optimized for this CPU. */
52 #if defined(__KERNEL__) && (defined(CONFIG_CRC32) || defined(CONFIG_CRC32_MODULE))
53 # include <linux/crc32.h>
54 # define HAVE_ARCH_CRC32
58 # include <linux/zutil.h>
62 # define adler32(a,b,l) zlib_adler32(a,b,l)
63 #else /* __KERNEL__ */
67 #endif /*! __KERNEL__ */