33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
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/*
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* Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net>
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* Copyright (c) 2012 Matthew Dempsky <matthew@openbsd.org>
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* Copyright (c) 2008 Damien Miller <djm@openbsd.org>
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* Copyright (c) 2000 Poul-Henning Kamp <phk@FreeBSD.org>
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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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#include <string.h>
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#include <stdlib.h>
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void
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freezero(void *ptr, size_t sz)
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{
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/* This is legal. */
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if (ptr == NULL)
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return;
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explicit_bzero(ptr, sz);
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free(ptr);
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}
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