/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2002 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/crc32.h>
static unsigned int crc32_tab[] = { CRC32_TABLE };
/*
* Return a 32-bit CRC of the contents of the buffer.
*
* The seed is 0xffffffff and the result is XORed with 0xffffffff
* because this is what the Itanium firmware expects.
*/
unsigned int
efi_crc32(const unsigned char *s, unsigned int len)
{
unsigned int crc32val;
CRC32(crc32val, s, len, -1U, crc32_tab);
return (crc32val ^ -1U);
}