1/* $NetBSD: freezero.c,v 1.1 2018/04/06 18:59:00 christos Exp $ */ 2/* 3 * Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18#include "includes.h" 19__RCSID("$NetBSD: freezero.c,v 1.1 2018/04/06 18:59:00 christos Exp $"); 20 21#include <string.h> 22#include <stdlib.h> 23 24#ifndef HAVE_FREEZERO 25 26void 27freezero(void *ptr, size_t sz) 28{ 29 if (ptr == NULL) 30 return; 31 explicit_bzero(ptr, sz); 32 free(ptr); 33} 34 35#endif /* HAVE_FREEZERO */ 36 37