Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
2#include <iostream>
3#include <bpf/libbpf.h>
4#include <bpf/bpf.h>
5#include <bpf/btf.h>
6#include "test_core_extern.skel.h"
7
8/* do nothing, just make sure we can link successfully */
9
10static void dump_printf(void *ctx, const char *fmt, va_list args)
11{
12}
13
14int main(int argc, char *argv[])
15{
16 struct btf_dump_opts opts = { };
17 struct test_core_extern *skel;
18 struct btf *btf;
19
20 /* libbpf.h */
21 libbpf_set_print(NULL);
22
23 /* bpf.h */
24 bpf_prog_get_fd_by_id(0);
25
26 /* btf.h */
27 btf = btf__new(NULL, 0);
28 btf_dump__new(btf, dump_printf, nullptr, &opts);
29
30 /* BPF skeleton */
31 skel = test_core_extern__open_and_load();
32 test_core_extern__destroy(skel);
33
34 std::cout << "DONE!" << std::endl;
35
36 return 0;
37}