1/* 2 * Copyright (c) 1999-2006 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29/* 30 File: smf.h 31 32 Contains: Secure malloc/free API. 33 34 Written by: Doug Mitchell 35 36 Copyright: (c) 2000 by Apple Computer, Inc., all rights reserved. 37 38 Change History (most recent first): 39 40 02/10/00 dpm Created, based on Counterpane's Yarrow code. 41 42*/ 43 44#ifndef _YARROW_SMF_H_ 45#define _YARROW_SMF_H_ 46 47#if defined(__cplusplus) 48extern "C" { 49#endif 50 51/* smf.h */ 52 53 /* 54 Header file for secure malloc and free routines used by the Counterpane 55 PRNG. Use this code to set up a memory-mapped file out of the system 56 paging file, allocate and free memory from it, and then return 57 the memory to the system registry after having securely overwritten it. 58 Details of the secure overwrite can be found in Gutmann 1996 (Usenix). 59 Trying to explain it here will cause my head to begin to hurt. 60 Ari Benbasat (pigsfly@unixg.ubc.ca) 61 */ 62 63 64 65#if defined(macintosh) || defined(__APPLE__) 66#include "macOnly.h" 67#define MMPTR void * 68 69#ifndef SMFAPI 70#define SMFAPI 71#endif 72 73#else /* original Yarrow */ 74 75/* Declare HOOKSAPI as __declspec(dllexport) before 76 including this file in the actual DLL */ 77#ifndef SMFAPI 78#define SMFAPI __declspec(dllimport) 79#endif 80#define MMPTR BYTE 81 82#endif /* macintosh */ 83 84 85#define MM_NULL ((void *)0) 86 87/* Function forward declarations */ 88SMFAPI void mmInit( void ); 89SMFAPI MMPTR mmMalloc(DWORD request); 90SMFAPI void mmFree(MMPTR ptrnum); 91SMFAPI LPVOID mmGetPtr(MMPTR ptrnum); 92SMFAPI void mmReturnPtr(MMPTR ptrnum); 93#if 0 94SMFAPI void mmFreePtr(LPVOID ptr); 95#endif 96 97#if defined(__cplusplus) 98} 99#endif 100 101#endif /* _YARROW_SMF_H_*/ 102