Geforce File Manager

NAME	SIZE	ACTIONS
📄 auth.h	6,750 B	[ EDIT ] \| [ DEL ]
📄 buffer.h	833 B	[ EDIT ] \| [ DEL ]
📄 ceph_debug.h	907 B	[ EDIT ] \| [ DEL ]
📄 ceph_features.h	8,887 B	[ EDIT ] \| [ DEL ]
📄 ceph_frag.h	2,015 B	[ EDIT ] \| [ DEL ]
📄 ceph_fs.h	28,384 B	[ EDIT ] \| [ DEL ]
📄 ceph_hash.h	472 B	[ EDIT ] \| [ DEL ]
📄 cls_lock_client.h	1,759 B	[ EDIT ] \| [ DEL ]
📄 debugfs.h	362 B	[ EDIT ] \| [ DEL ]
📄 decode.h	10,172 B	[ EDIT ] \| [ DEL ]
📄 libceph.h	10,432 B	[ EDIT ] \| [ DEL ]
📄 mdsmap.h	1,900 B	[ EDIT ] \| [ DEL ]
📄 messenger.h	18,489 B	[ EDIT ] \| [ DEL ]
📄 mon_client.h	3,915 B	[ EDIT ] \| [ DEL ]
📄 msgpool.h	811 B	[ EDIT ] \| [ DEL ]
📄 msgr.h	7,333 B	[ EDIT ] \| [ DEL ]
📄 osd_client.h	15,950 B	[ EDIT ] \| [ DEL ]
📄 osdmap.h	9,274 B	[ EDIT ] \| [ DEL ]
📄 pagelist.h	1,971 B	[ EDIT ] \| [ DEL ]
📄 rados.h	19,214 B	[ EDIT ] \| [ DEL ]
📄 string_table.h	1,327 B	[ EDIT ] \| [ DEL ]
📄 striper.h	1,781 B	[ EDIT ] \| [ DEL ]
📄 types.h	558 B	[ EDIT ] \| [ DEL ]

[ CLOSE ]

EDIT: striper.h

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

#include <linux/list.h>
#include <linux/types.h>

struct ceph_file_layout;

void ceph_calc_file_object_mapping(struct ceph_file_layout *l,
				   u64 off, u64 len,
				   u64 *objno, u64 *objoff, u32 *xlen);

struct ceph_object_extent {
	struct list_head oe_item;
	u64 oe_objno;
	u64 oe_off;
	u64 oe_len;
};

static inline void ceph_object_extent_init(struct ceph_object_extent *ex)
{
	INIT_LIST_HEAD(&ex->oe_item);
}

/*
 * Called for each mapped stripe unit.
 *
 * @bytes: number of bytes mapped, i.e. the minimum of the full length
 *         requested (file extent length) or the remainder of the stripe
 *         unit within an object
 */
typedef void (*ceph_object_extent_fn_t)(struct ceph_object_extent *ex,
					u32 bytes, void *arg);

int ceph_file_to_extents(struct ceph_file_layout *l, u64 off, u64 len,
			 struct list_head *object_extents,
			 struct ceph_object_extent *alloc_fn(void *arg),
			 void *alloc_arg,
			 ceph_object_extent_fn_t action_fn,
			 void *action_arg);
int ceph_iterate_extents(struct ceph_file_layout *l, u64 off, u64 len,
			 struct list_head *object_extents,
			 ceph_object_extent_fn_t action_fn,
			 void *action_arg);

struct ceph_file_extent {
	u64 fe_off;
	u64 fe_len;
};

static inline u64 ceph_file_extents_bytes(struct ceph_file_extent *file_extents,
					  u32 num_file_extents)
{
	u64 bytes = 0;
	u32 i;

for (i = 0; i < num_file_extents; i++)
		bytes += file_extents[i].fe_len;

return bytes;
}

int ceph_extent_to_file(struct ceph_file_layout *l,
			u64 objno, u64 objoff, u64 objlen,
			struct ceph_file_extent **file_extents,
			u32 *num_file_extents);

u64 ceph_get_num_objects(struct ceph_file_layout *l, u64 size);

#endif