/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FIEMAP_H
#define _LINUX_FIEMAP_H 1

#include <uapi/linux/fiemap.h>
#include <linux/fs.h>

/**
 * struct fiemap_extent_info - fiemap request to a filesystem
 * @fi_flags:		Flags as passed from user
 * @fi_extents_mapped:	Number of mapped extents
 * @fi_extents_max:	Size of fiemap_extent array
 * @fi_extents_start:	Start of fiemap_extent array
 */
struct fiemap_extent_info {
	unsigned int fi_flags;
	unsigned int fi_extents_mapped;
	unsigned int fi_extents_max;
	struct fiemap_extent __user *fi_extents_start;
};

int fiemap_prep(struct inode *inode, struct fiemap_extent_info *fieinfo,
		u64 start, u64 *len, u32 supported_flags);
int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical,
			    u64 phys, u64 len, u32 flags);

#endif /* _LINUX_FIEMAP_H 1 */