mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/kdave/btrfs-progs.git
synced 2024-12-03 09:04:26 +08:00
ccbea0977b
Helpers that read size, do zeoring, trim or prepare/finalize the device. Signed-off-by: David Sterba <dsterba@suse.com>
34 lines
1.1 KiB
C
34 lines
1.1 KiB
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 __DEVICE_UTILS_H__
|
|
#define __DEVICE_UTILS_H__
|
|
|
|
#include "kerncompat.h"
|
|
#include "sys/stat.h"
|
|
|
|
#define PREP_DEVICE_ZERO_END (1U << 0)
|
|
#define PREP_DEVICE_DISCARD (1U << 1)
|
|
#define PREP_DEVICE_VERBOSE (1U << 2)
|
|
|
|
u64 get_partition_size(const char *dev);
|
|
u64 disk_size(const char *path);
|
|
u64 btrfs_device_size(int fd, struct stat *st);
|
|
int btrfs_prepare_device(int fd, const char *file, u64 *block_count_ret,
|
|
u64 max_block_count, unsigned opflags);
|
|
|
|
#endif
|