116dcf40des/*	$OpenBSD: strnlen.c,v 1.3 2010/06/02 12:58:12 millert Exp $	*/
216dcf40des
316dcf40des/*
416dcf40des * Copyright (c) 2010 Todd C. Miller <Todd.Miller@courtesan.com>
516dcf40des *
616dcf40des * Permission to use, copy, modify, and distribute this software for any
716dcf40des * purpose with or without fee is hereby granted, provided that the above
816dcf40des * copyright notice and this permission notice appear in all copies.
916dcf40des *
1016dcf40des * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
1116dcf40des * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1216dcf40des * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
1316dcf40des * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
1416dcf40des * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
1516dcf40des * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
1616dcf40des * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1716dcf40des */
1816dcf40des
1916dcf40des/* OPENBSD ORIGINAL: lib/libc/string/strnlen.c */
2016dcf40des
21705433fdes#include "includes.h"
22441eac4des#if !defined(HAVE_STRNLEN) || defined(BROKEN_STRNLEN)
2316dcf40des#include <sys/types.h>
2416dcf40des
2516dcf40des#include <string.h>
2616dcf40des
2716dcf40dessize_t
2816dcf40desstrnlen(const char *str, size_t maxlen)
2916dcf40des{
3016dcf40des	const char *cp;
3116dcf40des
3216dcf40des	for (cp = str; maxlen != 0 && *cp != '\0'; cp++, maxlen--)
3316dcf40des		;
3416dcf40des
3516dcf40des	return (size_t)(cp - str);
3616dcf40des}
3716dcf40des#endif
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