btrfs-progs/image/common.h

32 lines
1010 B
C

/*
* 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 __BTRFS_IMAGE_COMMON_H__
#define __BTRFS_IMAGE_COMMON_H__
#include "kerncompat.h"
#include <stdio.h>
struct btrfs_fs_info;
void csum_block(u8 *buf, size_t len);
int detect_version(FILE *in);
int update_disk_super_on_device(struct btrfs_fs_info *info,
const char *other_dev, u64 cur_devid);
void write_backup_supers(int fd, u8 *buf);
#endif