1// SPDX-License-Identifier: GPL-2.0
 2// Copyright (c) 2020 Facebook
 3
 4#include <test_progs.h>
 5#include <network_helpers.h>
 6
 7#include "map_ptr_kern.skel.h"
 8
 9void test_map_ptr(void)
10{
11	struct map_ptr_kern *skel;
12	__u32 duration = 0, retval;
13	char buf[128];
14	int err;
15	int page_size = getpagesize();
16
17	skel = map_ptr_kern__open();
18	if (!ASSERT_OK_PTR(skel, "skel_open"))
19		return;
20
21	err = bpf_map__set_max_entries(skel->maps.m_ringbuf, page_size);
22	if (!ASSERT_OK(err, "bpf_map__set_max_entries"))
23		goto cleanup;
24
25	err = map_ptr_kern__load(skel);
26	if (!ASSERT_OK(err, "skel_load"))
27		goto cleanup;
28
29	skel->bss->page_size = page_size;
30
31	err = bpf_prog_test_run(bpf_program__fd(skel->progs.cg_skb), 1, &pkt_v4,
32				sizeof(pkt_v4), buf, NULL, &retval, NULL);
33
34	if (CHECK(err, "test_run", "err=%d errno=%d\n", err, errno))
35		goto cleanup;
36
37	if (CHECK(!retval, "retval", "retval=%d map_type=%u line=%u\n", retval,
38		  skel->bss->g_map_type, skel->bss->g_line))
39		goto cleanup;
40
41cleanup:
42	map_ptr_kern__destroy(skel);
43}