btrfs-progs/libbtrfs/crc32c.h
David Sterba 979fe686d2 btrfs-progs: libbtrfs: own copy of crc32c
The crc32c.c is going to be updated with CPU feature detection from
common/ which is not suitable for libbtrfs, so make own copy of the
file.

Signed-off-by: David Sterba <dsterba@suse.com>
2023-02-28 20:11:22 +01:00

30 lines
985 B
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__
#include <inttypes.h>
uint32_t crc32c_le(uint32_t seed, unsigned char const *data, uint32_t length);
void crc32c_optimization_init(void);
#define crc32c(seed, data, length) crc32c_le(seed, (unsigned char const *)data, length)
#endif