/* * Copyright (c) 1999, 2000-2001 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This Original Code and all software distributed under the License are * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_LICENSE_HEADER_END@ */ /* File: yarrowUtils.c Contains: Misc. utility functions. Written by: Doug Mitchell Copyright: (c) 2000 by Apple Computer, Inc., all rights reserved. Change History (most recent first): 02/29/00 dpm Created. */ #include "dev/random/YarrowCoreLib/include/yarrowUtils.h" #include <string.h> void trashMemory(void* mem, int len) /* This function should only be used on data in RAM */ { if(len == 0) { /* some memsets really don't like this */ return; } /* Cycle a bit just in case it is one of those weird memory units */ /* No, I don't know which units those would be */ memset(mem,0x00,len); memset(mem,0xFF,len); memset(mem,0x00,len); }