kc3-lang/libressl/crypto/compat/freezero.c

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• Hash : 993f5cf6
  Author :
  Date : 2017-04-28T00:26:40
  

  add back copyright notice from OpenBSD malloc.c from which this came.
  

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• crypto/compat/freezero.c

• /*
   * Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net>
   * Copyright (c) 2012 Matthew Dempsky <matthew@openbsd.org>
   * Copyright (c) 2008 Damien Miller <djm@openbsd.org>
   * Copyright (c) 2000 Poul-Henning Kamp <phk@FreeBSD.org>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #include <string.h>
  #include <stdlib.h>
  
  void
  freezero(void *ptr, size_t sz)
  {
  	/* This is legal. */
  	if (ptr == NULL)
  		return;
  
  	explicit_bzero(ptr, sz);
  	free(ptr);
  }
  

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