1#ifndef __BPF_LOAD_H
 2#define __BPF_LOAD_H
 3
 4#include "libbpf.h"
 5
 6#define MAX_MAPS 32
 7#define MAX_PROGS 32
 8
 9extern int map_fd[MAX_MAPS];
10extern int prog_fd[MAX_PROGS];
11extern int event_fd[MAX_PROGS];
12extern char bpf_log_buf[BPF_LOG_BUF_SIZE];
13extern int prog_cnt;
14
15/* parses elf file compiled by llvm .c->.o
16 * . parses 'maps' section and creates maps via BPF syscall
17 * . parses 'license' section and passes it to syscall
18 * . parses elf relocations for BPF maps and adjusts BPF_LD_IMM64 insns by
19 *   storing map_fd into insn->imm and marking such insns as BPF_PSEUDO_MAP_FD
20 * . loads eBPF programs via BPF syscall
21 *
22 * One ELF file can contain multiple BPF programs which will be loaded
23 * and their FDs stored stored in prog_fd array
24 *
25 * returns zero on success
26 */
27int load_bpf_file(char *path);
28
29void read_trace_pipe(void);
30struct ksym {
31	long addr;
32	char *name;
33};
34
35int load_kallsyms(void);
36struct ksym *ksym_search(long key);
37int set_link_xdp_fd(int ifindex, int fd);
38#endif