fentry_fexit.c

 1// SPDX-License-Identifier: GPL-2.0
 2/* Copyright (c) 2019 Facebook */
 3#include <test_progs.h>
 4#include "fentry_test.lskel.h"
 5#include "fexit_test.lskel.h"
 6
 7void test_fentry_fexit(void)
 8{
 9	struct fentry_test_lskel *fentry_skel = NULL;
10	struct fexit_test_lskel *fexit_skel = NULL;
11	__u64 *fentry_res, *fexit_res;
12	int err, prog_fd, i;
13	LIBBPF_OPTS(bpf_test_run_opts, topts);
14
15	fentry_skel = fentry_test_lskel__open();
16	if (!ASSERT_OK_PTR(fentry_skel, "fentry_skel_load"))
17		goto close_prog;
18
19	fentry_skel->keyring_id	= KEY_SPEC_SESSION_KEYRING;
20	err = fentry_test_lskel__load(fentry_skel);
21	if (!ASSERT_OK(err, "fentry_skel_load"))
22		goto close_prog;
23
24	fexit_skel = fexit_test_lskel__open();
25	if (!ASSERT_OK_PTR(fexit_skel, "fexit_skel_load"))
26		goto close_prog;
27
28	fexit_skel->keyring_id	= KEY_SPEC_SESSION_KEYRING;
29	err = fexit_test_lskel__load(fexit_skel);
30	if (!ASSERT_OK(err, "fexit_skel_load"))
31		goto close_prog;
32
33	err = fentry_test_lskel__attach(fentry_skel);
34	if (!ASSERT_OK(err, "fentry_attach"))
35		goto close_prog;
36	err = fexit_test_lskel__attach(fexit_skel);
37	if (!ASSERT_OK(err, "fexit_attach"))
38		goto close_prog;
39
40	prog_fd = fexit_skel->progs.test1.prog_fd;
41	err = bpf_prog_test_run_opts(prog_fd, &topts);
42	ASSERT_OK(err, "ipv6 test_run");
43	ASSERT_OK(topts.retval, "ipv6 test retval");
44
45	fentry_res = (__u64 *)fentry_skel->bss;
46	fexit_res = (__u64 *)fexit_skel->bss;
47	printf("%lld\n", fentry_skel->bss->test1_result);
48	for (i = 0; i < 8; i++) {
49		ASSERT_EQ(fentry_res[i], 1, "fentry result");
50		ASSERT_EQ(fexit_res[i], 1, "fexit result");
51	}
52
53close_prog:
54	fentry_test_lskel__destroy(fentry_skel);
55	fexit_test_lskel__destroy(fexit_skel);
56}