1/* Copyright (c) 2017 Facebook
 2 *
 3 * This program is free software; you can redistribute it and/or
 4 * modify it under the terms of version 2 of the GNU General Public
 5 * License as published by the Free Software Foundation.
 6 */
 7#ifndef __MAP_IN_MAP_H__
 8#define __MAP_IN_MAP_H__
 9
10#include <linux/types.h>
11
12struct file;
13struct bpf_map;
14
15struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd);
16void bpf_map_meta_free(struct bpf_map *map_meta);
17bool bpf_map_meta_equal(const struct bpf_map *meta0,
18			const struct bpf_map *meta1);
19void *bpf_map_fd_get_ptr(struct bpf_map *map, struct file *map_file,
20			 int ufd);
21void bpf_map_fd_put_ptr(void *ptr);
22u32 bpf_map_fd_sys_lookup_elem(void *ptr);
23
24#endif

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/* Copyright (c) 2017 Facebook
 3 */
 4#ifndef __MAP_IN_MAP_H__
 5#define __MAP_IN_MAP_H__
 6
 7#include <linux/types.h>
 8
 9struct file;
10struct bpf_map;
11
12struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd);
13void bpf_map_meta_free(struct bpf_map *map_meta);
14bool bpf_map_meta_equal(const struct bpf_map *meta0,
15			const struct bpf_map *meta1);
16void *bpf_map_fd_get_ptr(struct bpf_map *map, struct file *map_file,
17			 int ufd);
18void bpf_map_fd_put_ptr(void *ptr);
19u32 bpf_map_fd_sys_lookup_elem(void *ptr);
20
21#endif