1// Copyright 2016 The Fuchsia Authors
2// Copyright (c) 2008 Travis Geiselbrecht
3//
4// Use of this source code is governed by a MIT-style
5// license that can be found in the LICENSE file or at
6// https://opensource.org/licenses/MIT
7
8#include <string.h>
9#include <sys/types.h>
10
11size_t
12strnlen(char const *s, size_t count)
13{
14    const char *sc;
15
16    for (sc = s; count-- && *sc != '\0'; ++sc)
17        ;
18    return sc - s;
19}
20