1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2019 Facebook */
3 #include <test_progs.h>
4 #include "fentry_test.skel.h"
5 
6 void test_fentry_test(void)
7 {
8 	struct fentry_test *fentry_skel = NULL;
9 	int err, prog_fd, i;
10 	__u32 duration = 0, retval;
11 	__u64 *result;
12 
13 	fentry_skel = fentry_test__open_and_load();
14 	if (CHECK(!fentry_skel, "fentry_skel_load", "fentry skeleton failed\n"))
15 		goto cleanup;
16 
17 	err = fentry_test__attach(fentry_skel);
18 	if (CHECK(err, "fentry_attach", "fentry attach failed: %d\n", err))
19 		goto cleanup;
20 
21 	prog_fd = bpf_program__fd(fentry_skel->progs.test1);
22 	err = bpf_prog_test_run(prog_fd, 1, NULL, 0,
23 				NULL, NULL, &retval, &duration);
24 	CHECK(err || retval, "test_run",
25 	      "err %d errno %d retval %d duration %d\n",
26 	      err, errno, retval, duration);
27 
28 	result = (__u64 *)fentry_skel->bss;
29 	for (i = 0; i < 6; i++) {
30 		if (CHECK(result[i] != 1, "result",
31 			  "fentry_test%d failed err %lld\n", i + 1, result[i]))
32 			goto cleanup;
33 	}
34 
35 cleanup:
36 	fentry_test__destroy(fentry_skel);
37 }
38