xref: /linux/tools/testing/selftests/bpf/prog_tests/fentry_fexit.c (revision 07fdad3a93756b872da7b53647715c48d0f4a2d0)
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 
7 void 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 
53 close_prog:
54 	fentry_test_lskel__destroy(fentry_skel);
55 	fexit_test_lskel__destroy(fexit_skel);
56 }
57