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 #define __TO_STR(x) #x 13 #define TO_STR(x) __TO_STR(x) 14 15 int parse_num_list(const char *s, bool **set, int *set_len); 16 __u32 link_info_prog_id(const struct bpf_link *link, struct bpf_link_info *info); 17 int bpf_prog_test_load(const char *file, enum bpf_prog_type type, 18 struct bpf_object **pobj, int *prog_fd); 19 int bpf_test_load_program(enum bpf_prog_type type, const struct bpf_insn *insns, 20 size_t insns_cnt, const char *license, 21 __u32 kern_version, char *log_buf, 22 size_t log_buf_sz); 23 24 /* 25 * below function is exported for testing in prog_test test 26 */ 27 struct test_filter_set; 28 int parse_test_list(const char *s, 29 struct test_filter_set *test_set, 30 bool is_glob_pattern); 31 int parse_test_list_file(const char *path, 32 struct test_filter_set *test_set, 33 bool is_glob_pattern); 34 35 __u64 read_perf_max_sample_freq(void); 36 int load_bpf_testmod(bool verbose); 37 int unload_bpf_testmod(bool verbose); 38 int kern_sync_rcu(void); 39 int finit_module(int fd, const char *param_values, int flags); 40 int delete_module(const char *name, int flags); 41 int load_module(const char *path, bool verbose); 42 int unload_module(const char *name, bool verbose); 43 44 static inline __u64 get_time_ns(void) 45 { 46 struct timespec t; 47 48 clock_gettime(CLOCK_MONOTONIC, &t); 49 50 return (u64)t.tv_sec * 1000000000 + t.tv_nsec; 51 } 52 53 struct bpf_insn; 54 /* Request BPF program instructions after all rewrites are applied, 55 * e.g. verifier.c:convert_ctx_access() is done. 56 */ 57 int get_xlated_program(int fd_prog, struct bpf_insn **buf, __u32 *cnt); 58 int testing_prog_flags(void); 59 bool is_jit_enabled(void); 60 61 #endif /* __TESTING_HELPERS_H */ 62