2 * common eBPF ELF operations.
6 * Copyright (C) 2015 Huawei Inc.
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation;
11 * version 2.1 of the License (not later!)
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this program; if not, see <http://www.gnu.org/licenses>
24 #include <linux/bpf.h>
26 int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size,
27 int max_entries, __u32 map_flags);
29 /* Recommend log buffer size */
30 #define BPF_LOG_BUF_SIZE 65536
31 int bpf_load_program(enum bpf_prog_type type, struct bpf_insn *insns,
32 size_t insns_cnt, char *license,
33 __u32 kern_version, char *log_buf,
36 int bpf_map_update_elem(int fd, void *key, void *value,
39 int bpf_map_lookup_elem(int fd, void *key, void *value);
40 int bpf_map_delete_elem(int fd, void *key);
41 int bpf_map_get_next_key(int fd, void *key, void *next_key);
42 int bpf_obj_pin(int fd, const char *pathname);
43 int bpf_obj_get(const char *pathname);
44 int bpf_prog_attach(int prog_fd, int attachable_fd, enum bpf_attach_type type);
45 int bpf_prog_detach(int attachable_fd, enum bpf_attach_type type);