1// SPDX-License-Identifier: GPL-2.0
 2#include <test_progs.h>
 3#include <network_helpers.h>
 4
 5#include "map_kptr.skel.h"
 6#include "map_kptr_fail.skel.h"
 7
 8static void test_map_kptr_success(bool test_run)
 9{
10	LIBBPF_OPTS(bpf_test_run_opts, opts,
11		.data_in = &pkt_v4,
12		.data_size_in = sizeof(pkt_v4),
13		.repeat = 1,
14	);
15	struct map_kptr *skel;
16	int key = 0, ret;
17	char buf[16];
18
19	skel = map_kptr__open_and_load();
20	if (!ASSERT_OK_PTR(skel, "map_kptr__open_and_load"))
21		return;
22
23	ret = bpf_prog_test_run_opts(bpf_program__fd(skel->progs.test_map_kptr_ref), &opts);
24	ASSERT_OK(ret, "test_map_kptr_ref refcount");
25	ASSERT_OK(opts.retval, "test_map_kptr_ref retval");
26	ret = bpf_prog_test_run_opts(bpf_program__fd(skel->progs.test_map_kptr_ref2), &opts);
27	ASSERT_OK(ret, "test_map_kptr_ref2 refcount");
28	ASSERT_OK(opts.retval, "test_map_kptr_ref2 retval");
29
30	if (test_run)
31		goto exit;
32
33	ret = bpf_map__update_elem(skel->maps.array_map,
34				   &key, sizeof(key), buf, sizeof(buf), 0);
35	ASSERT_OK(ret, "array_map update");
36	ret = bpf_map__update_elem(skel->maps.array_map,
37				   &key, sizeof(key), buf, sizeof(buf), 0);
38	ASSERT_OK(ret, "array_map update2");
39
40	ret = bpf_map__update_elem(skel->maps.hash_map,
41				   &key, sizeof(key), buf, sizeof(buf), 0);
42	ASSERT_OK(ret, "hash_map update");
43	ret = bpf_map__delete_elem(skel->maps.hash_map, &key, sizeof(key), 0);
44	ASSERT_OK(ret, "hash_map delete");
45
46	ret = bpf_map__update_elem(skel->maps.hash_malloc_map,
47				   &key, sizeof(key), buf, sizeof(buf), 0);
48	ASSERT_OK(ret, "hash_malloc_map update");
49	ret = bpf_map__delete_elem(skel->maps.hash_malloc_map, &key, sizeof(key), 0);
50	ASSERT_OK(ret, "hash_malloc_map delete");
51
52	ret = bpf_map__update_elem(skel->maps.lru_hash_map,
53				   &key, sizeof(key), buf, sizeof(buf), 0);
54	ASSERT_OK(ret, "lru_hash_map update");
55	ret = bpf_map__delete_elem(skel->maps.lru_hash_map, &key, sizeof(key), 0);
56	ASSERT_OK(ret, "lru_hash_map delete");
57
58exit:
59	map_kptr__destroy(skel);
60}
61
62void test_map_kptr(void)
63{
64	if (test__start_subtest("success")) {
65		test_map_kptr_success(false);
66		/* Do test_run twice, so that we see refcount going back to 1
67		 * after we leave it in map from first iteration.
68		 */
69		test_map_kptr_success(true);
70	}
71
72	RUN_TESTS(map_kptr_fail);
73}