1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* Copyright (c) 2019 Facebook */ |
3 | #include <linux/bpf.h> |
4 | #include <bpf/bpf_helpers.h> |
5 | #include <bpf/bpf_tracing.h> |
6 | |
7 | char _license[] SEC("license" ) = "GPL" ; |
8 | |
9 | __u64 test1_result = 0; |
10 | SEC("fentry/bpf_fentry_test1" ) |
11 | int BPF_PROG(test1, int a) |
12 | { |
13 | test1_result = a == 1; |
14 | return 0; |
15 | } |
16 | |
17 | __u64 test2_result = 0; |
18 | SEC("fentry/bpf_fentry_test2" ) |
19 | int BPF_PROG(test2, int a, __u64 b) |
20 | { |
21 | test2_result = a == 2 && b == 3; |
22 | return 0; |
23 | } |
24 | |
25 | __u64 test3_result = 0; |
26 | SEC("fentry/bpf_fentry_test3" ) |
27 | int BPF_PROG(test3, char a, int b, __u64 c) |
28 | { |
29 | test3_result = a == 4 && b == 5 && c == 6; |
30 | return 0; |
31 | } |
32 | |
33 | __u64 test4_result = 0; |
34 | SEC("fentry/bpf_fentry_test4" ) |
35 | int BPF_PROG(test4, void *a, char b, int c, __u64 d) |
36 | { |
37 | test4_result = a == (void *)7 && b == 8 && c == 9 && d == 10; |
38 | return 0; |
39 | } |
40 | |
41 | __u64 test5_result = 0; |
42 | SEC("fentry/bpf_fentry_test5" ) |
43 | int BPF_PROG(test5, __u64 a, void *b, short c, int d, __u64 e) |
44 | { |
45 | test5_result = a == 11 && b == (void *)12 && c == 13 && d == 14 && |
46 | e == 15; |
47 | return 0; |
48 | } |
49 | |
50 | __u64 test6_result = 0; |
51 | SEC("fentry/bpf_fentry_test6" ) |
52 | int BPF_PROG(test6, __u64 a, void *b, short c, int d, void * e, __u64 f) |
53 | { |
54 | test6_result = a == 16 && b == (void *)17 && c == 18 && d == 19 && |
55 | e == (void *)20 && f == 21; |
56 | return 0; |
57 | } |
58 | |
59 | struct bpf_fentry_test_t { |
60 | struct bpf_fentry_test_t *a; |
61 | }; |
62 | |
63 | __u64 test7_result = 0; |
64 | SEC("fentry/bpf_fentry_test7" ) |
65 | int BPF_PROG(test7, struct bpf_fentry_test_t *arg) |
66 | { |
67 | if (!arg) |
68 | test7_result = 1; |
69 | return 0; |
70 | } |
71 | |
72 | __u64 test8_result = 0; |
73 | SEC("fentry/bpf_fentry_test8" ) |
74 | int BPF_PROG(test8, struct bpf_fentry_test_t *arg) |
75 | { |
76 | if (arg->a == 0) |
77 | test8_result = 1; |
78 | return 0; |
79 | } |
80 | |