xref: /linux/tools/perf/util/btf.c (revision 7685b334d1e4927cc73b62c65293ba65748d9c52)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Arnaldo Carvalho de Melo <acme@redhat.com>
4  *
5  * Copyright (C) 2024, Red Hat, Inc
6  */
7 
8 #include <bpf/btf.h>
9 #include <util/btf.h>
10 #include <string.h>
11 
12 const struct btf_member *__btf_type__find_member_by_name(struct btf *btf,
13 							 int type_id, const char *member_name)
14 {
15 	const struct btf_type *t = btf__type_by_id(btf, type_id);
16 	const struct btf_member *m;
17 	int i;
18 
19 	for (i = 0, m = btf_members(t); i < btf_vlen(t); i++, m++) {
20 		const char *current_member_name = btf__name_by_offset(btf, m->name_off);
21 
22 		if (!strcmp(current_member_name, member_name))
23 			return m;
24 	}
25 
26 	return NULL;
27 }
28