1 /* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
2 /* Copyright (C) 2020 Facebook, Inc. */
3 
4 #ifndef __TESTING_HELPERS_H
5 #define __TESTING_HELPERS_H
6 
7 #include <stdbool.h>
8 #include <bpf/bpf.h>
9 #include <bpf/libbpf.h>
10 #include <time.h>
11 
12 int parse_num_list(const char *s, bool **set, int *set_len);
13 __u32 link_info_prog_id(const struct bpf_link *link, struct bpf_link_info *info);
14 int bpf_prog_test_load(const char *file, enum bpf_prog_type type,
15 		       struct bpf_object **pobj, int *prog_fd);
16 int bpf_test_load_program(enum bpf_prog_type type, const struct bpf_insn *insns,
17 			  size_t insns_cnt, const char *license,
18 			  __u32 kern_version, char *log_buf,
19 			  size_t log_buf_sz);
20 
21 /*
22  * below function is exported for testing in prog_test test
23  */
24 struct test_filter_set;
25 int parse_test_list(const char *s,
26 		    struct test_filter_set *test_set,
27 		    bool is_glob_pattern);
28 int parse_test_list_file(const char *path,
29 			 struct test_filter_set *test_set,
30 			 bool is_glob_pattern);
31 
32 __u64 read_perf_max_sample_freq(void);
33 int load_bpf_testmod(bool verbose);
34 int unload_bpf_testmod(bool verbose);
35 int kern_sync_rcu(void);
36 
37 static inline __u64 get_time_ns(void)
38 {
39 	struct timespec t;
40 
41 	clock_gettime(CLOCK_MONOTONIC, &t);
42 
43 	return (u64)t.tv_sec * 1000000000 + t.tv_nsec;
44 }
45 
46 #endif /* __TESTING_HELPERS_H */
47