btrfs-progs/crypto/crc32c.h

34 lines
1.0 KiB
C

/*
* Copyright (C) 2007 Red Hat. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License v2 as published by the Free Software Foundation.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 021110-1307, USA.
*/
#ifndef __CRC32C__
#define __CRC32C__
#if BTRFS_FLAT_INCLUDES
#include "kerncompat.h"
#else
#include <btrfs/kerncompat.h>
#endif /* BTRFS_FLAT_INCLUDES */
u32 crc32c_le(u32 seed, unsigned char const *data, size_t length);
void crc32c_optimization_init(void);
#define crc32c(seed, data, length) crc32c_le(seed, (unsigned char const *)data, length)
#endif