1 // SPDX-License-Identifier: GPL-2.0
2 #include <test_progs.h>
3 
4 void test_reference_tracking(void)
5 {
6 	const char *file = "test_sk_lookup_kern.o";
7 	const char *obj_name = "ref_track";
8 	DECLARE_LIBBPF_OPTS(bpf_object_open_opts, open_opts,
9 		.object_name = obj_name,
10 		.relaxed_maps = true,
11 	);
12 	struct bpf_object *obj;
13 	struct bpf_program *prog;
14 	__u32 duration = 0;
15 	int err = 0;
16 
17 	obj = bpf_object__open_file(file, &open_opts);
18 	if (CHECK_FAIL(IS_ERR(obj)))
19 		return;
20 
21 	if (CHECK(strcmp(bpf_object__name(obj), obj_name), "obj_name",
22 		  "wrong obj name '%s', expected '%s'\n",
23 		  bpf_object__name(obj), obj_name))
24 		goto cleanup;
25 
26 	bpf_object__for_each_program(prog, obj) {
27 		const char *title;
28 
29 		/* Ignore .text sections */
30 		title = bpf_program__title(prog, false);
31 		if (strstr(title, ".text") != NULL)
32 			continue;
33 
34 		if (!test__start_subtest(title))
35 			continue;
36 
37 		/* Expect verifier failure if test name has 'fail' */
38 		if (strstr(title, "fail") != NULL) {
39 			libbpf_print_fn_t old_print_fn;
40 
41 			old_print_fn = libbpf_set_print(NULL);
42 			err = !bpf_program__load(prog, "GPL", 0);
43 			libbpf_set_print(old_print_fn);
44 		} else {
45 			err = bpf_program__load(prog, "GPL", 0);
46 		}
47 		CHECK(err, title, "\n");
48 	}
49 
50 cleanup:
51 	bpf_object__close(obj);
52 }
53