diff options
Diffstat (limited to 'tools/perf/util/btf.c')
-rw-r--r-- | tools/perf/util/btf.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/perf/util/btf.c b/tools/perf/util/btf.c new file mode 100644 index 000000000000..bb163fe87767 --- /dev/null +++ b/tools/perf/util/btf.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Arnaldo Carvalho de Melo <acme@redhat.com> + * + * Copyright (C) 2024, Red Hat, Inc + */ + +#include <bpf/btf.h> +#include <util/btf.h> +#include <string.h> + +const struct btf_member *__btf_type__find_member_by_name(struct btf *btf, + int type_id, const char *member_name) +{ + const struct btf_type *t = btf__type_by_id(btf, type_id); + const struct btf_member *m; + int i; + + for (i = 0, m = btf_members(t); i < btf_vlen(t); i++, m++) { + const char *current_member_name = btf__name_by_offset(btf, m->name_off); + + if (!strcmp(current_member_name, member_name)) + return m; + } + + return NULL; +} |