252 static int find_field_offset_aux(struct btf *btf, int btf_id, char *field_name, int off)  in find_field_offset_aux()  argument
254 	const struct btf_type *type = btf__type_by_id(btf, btf_id);  in find_field_offset_aux()
273 		const char *mname = btf__name_by_offset(btf, m->name_off);  in find_field_offset_aux()
276 			int msize = find_field_offset_aux(btf, m->type, field_name,  in find_field_offset_aux()
291 static int find_field_offset(struct btf *btf, char *pattern, regmatch_t *matches)  in find_field_offset()  argument
313 	btf_id = btf__find_by_name(btf, type_str);  in find_field_offset()
319 	field_offset = find_field_offset_aux(btf, btf_id, field_str, 0);  in find_field_offset()
490 static bool match_pattern(struct btf *btf, char *pattern, char *text, char *reg_map[][2])  in match_pattern()  argument
561 				field_offset = find_field_offset(btf, pattern, matches);  in match_pattern()
587 			field_offset = find_field_offset(btf, pattern, matches);  in match_pattern()
640 static void match_program(struct btf *btf,  in match_program()  argument
695 	ASSERT_TRUE(match_pattern(btf, pattern, text, reg_map),  in match_program()
705 static void run_one_testcase(struct btf *btf, struct test_case *test)  in run_one_testcase()  argument
749 		match_program(btf, &pinfo, test->read, reg_map, false);  in run_one_testcase()
782 			match_program(btf, &pinfo, pattern, stx_reg_map, true);  in run_one_testcase()
791 			match_program(btf, &pinfo, pattern, st_reg_map, false);  in run_one_testcase()
800 	struct btf *btf;  in test_ctx_rewrite()  local
808 	btf = btf__load_vmlinux_btf();  in test_ctx_rewrite()
809 	if (!btf) {  in test_ctx_rewrite()
815 		run_one_testcase(btf, &test_cases[i]);  in test_ctx_rewrite()
818 	btf__free(btf);  in test_ctx_rewrite()