diff options
| author | jym <jym@NetBSD.org> | 2011-09-01 22:35:17 +0000 |
|---|---|---|
| committer | jym <jym@NetBSD.org> | 2011-09-01 22:35:17 +0000 |
| commit | 7ba89c6e6e1ce8115bb2b995a6bb8eab49aaba24 (patch) | |
| tree | ae35f1ae0b6db95c0efa38897aa887fde632f0a3 /common/lib/libc/string | |
| parent | daab88178ec26f4a03c0d412343c3ce84b5c8dbf (diff) | |
Make strnlen(3) accessible in kernel. ok christos@.
Diffstat (limited to 'common/lib/libc/string')
| -rw-r--r-- | common/lib/libc/string/strnlen.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/common/lib/libc/string/strnlen.c b/common/lib/libc/string/strnlen.c new file mode 100644 index 00000000000..b0fba9afae0 --- /dev/null +++ b/common/lib/libc/string/strnlen.c @@ -0,0 +1,51 @@ +/* $NetBSD: strnlen.c,v 1.1 2011/09/01 22:35:18 jym Exp $ */ + +/*- + * Copyright (c) 2009 David Schultz <das@FreeBSD.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +#if defined(LIBC_SCCS) && !defined(lint) +__RCSID("$NetBSD: strnlen.c,v 1.1 2011/09/01 22:35:18 jym Exp $"); +#endif /* LIBC_SCCS and not lint */ +/* FreeBSD: src/lib/libc/string/strnlen.c,v 1.1 2009/02/28 06:00:58 das Exp */ + +#if !defined(_KERNEL) && !defined(_STANDALONE) +#include <string.h> +#else +#include <lib/libkern/libkern.h> +#endif + +size_t +strnlen(const char *s, size_t maxlen) +{ + size_t len; + + for (len = 0; len < maxlen; len++, s++) { + if (!*s) + break; + } + return (len); +} |
