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2c71ca1dd1
On at least some revisions of AIX, strndup returns unterminated strings under some conditions, apparently because strnlen returns incorrect values in those cases. Disable both on AIX and use the replacements from openbsd-compat. Fixes problem with ECDSA keys there, ok djm.
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* $OpenBSD: strnlen.c,v 1.3 2010/06/02 12:58:12 millert Exp $ */
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/*
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* Copyright (c) 2010 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/* OPENBSD ORIGINAL: lib/libc/string/strnlen.c */
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#include "config.h"
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#if !defined(HAVE_STRNLEN) || defined(BROKEN_STRNLEN)
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#include <sys/types.h>
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#include <string.h>
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size_t
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strnlen(const char *str, size_t maxlen)
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{
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const char *cp;
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for (cp = str; maxlen != 0 && *cp != '\0'; cp++, maxlen--)
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;
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return (size_t)(cp - str);
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}
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#endif
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