VirtualBox

source: vbox/trunk/src/VBox/HostDrivers/Support/SUPLibInternal.h@ 78297

Last change on this file since 78297 was 76568, checked in by vboxsync, 6 years ago

HostDrivers: Use VBOX_INCLUDED_SRC_ as header guard prefix with scm.
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  • Property svn:keywords set to Author Date Id Revision
File size: 19.0 KB
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1/* $Id: SUPLibInternal.h 76568 2019-01-01 04:34:11Z vboxsync $ */
2/** @file
3 * VirtualBox Support Library - Internal header.
4 */
5
6/*
7 * Copyright (C) 2006-2019 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27#ifndef VBOX_INCLUDED_SRC_Support_SUPLibInternal_h
28#define VBOX_INCLUDED_SRC_Support_SUPLibInternal_h
29#ifndef RT_WITHOUT_PRAGMA_ONCE
30# pragma once
31#endif
32
33#include <VBox/cdefs.h>
34#include <VBox/types.h>
35#include <iprt/stdarg.h>
36
37
38/*******************************************************************************
39* Defined Constants And Macros *
40*******************************************************************************/
41/** @def SUPLIB_DLL_SUFF
42 * The (typical) DLL/DYLIB/SO suffix. */
43#if defined(RT_OS_DARWIN)
44# define SUPLIB_DLL_SUFF ".dylib"
45#elif defined(RT_OS_L4)
46# define SUPLIB_DLL_SUFF ".s.so"
47#elif defined(RT_OS_OS2) || defined(RT_OS_WINDOWS)
48# define SUPLIB_DLL_SUFF ".dll"
49#else
50# define SUPLIB_DLL_SUFF ".so"
51#endif
52
53#ifdef RT_OS_SOLARIS
54/** Number of dummy files to open (2:ip4, 1:ip6, 1:extra) see
55 * @bugref{4650}. */
56# define SUPLIB_FLT_DUMMYFILES 4
57#endif
58
59/** @def SUPLIB_EXE_SUFF
60 * The (typical) executable suffix. */
61#if defined(RT_OS_OS2) || defined(RT_OS_WINDOWS)
62# define SUPLIB_EXE_SUFF ".exe"
63#else
64# define SUPLIB_EXE_SUFF ""
65#endif
66
67/** @def SUP_HARDENED_SUID
68 * Whether we're employing set-user-ID-on-execute in the hardening.
69 */
70#if !defined(RT_OS_OS2) && !defined(RT_OS_WINDOWS) && !defined(RT_OS_L4)
71# define SUP_HARDENED_SUID
72#else
73# undef SUP_HARDENED_SUID
74#endif
75
76#ifdef IN_SUP_HARDENED_R3
77/** @name Make the symbols in SUPR3HardenedStatic different from the VBoxRT ones.
78 * We cannot rely on DECLHIDDEN to make this separation for us since it doesn't
79 * work with all GCC versions. So, we resort to old fashion precompiler hacking.
80 * @{
81 */
82# define supR3HardenedPathAppPrivateNoArch supR3HardenedStaticPathAppPrivateNoArch
83# define supR3HardenedPathAppPrivateArch supR3HardenedStaticPathAppPrivateArch
84# define supR3HardenedPathAppSharedLibs supR3HardenedStaticPathAppSharedLibs
85# define supR3HardenedPathAppDocs supR3HardenedStaticPathAppDocs
86# define supR3HardenedPathAppBin supR3HardenedStaticPathAppBin
87# define supR3HardenedPathFilename supR3HardenedStaticPathFilename
88# define supR3HardenedFatalV supR3HardenedStaticFatalV
89# define supR3HardenedFatal supR3HardenedStaticFatal
90# define supR3HardenedFatalMsgV supR3HardenedStaticFatalMsgV
91# define supR3HardenedFatalMsg supR3HardenedStaticFatalMsg
92# define supR3HardenedErrorV supR3HardenedStaticErrorV
93# define supR3HardenedError supR3HardenedStaticError
94# define supR3HardenedOpenLog supR3HardenedStaticOpenLog
95# define supR3HardenedLogV supR3HardenedStaticLogV
96# define supR3HardenedLog supR3HardenedStaticLog
97# define supR3HardenedLogFlush supR3HardenedStaticLogFlush
98# define supR3HardenedVerifyAll supR3HardenedStaticVerifyAll
99# define supR3HardenedVerifyFixedDir supR3HardenedStaticVerifyFixedDir
100# define supR3HardenedVerifyFixedFile supR3HardenedStaticVerifyFixedFile
101# define supR3HardenedVerifyDir supR3HardenedStaticVerifyDir
102# define supR3HardenedVerifyFile supR3HardenedStaticVerifyFile
103# define supR3HardenedGetPreInitData supR3HardenedStaticGetPreInitData
104# define supR3HardenedRecvPreInitData supR3HardenedStaticRecvPreInitData
105/** @} */
106#endif /* IN_SUP_HARDENED_R3 */
107
108
109/** @name CRT function mappings (not using CRT on Windows).
110 * @{
111 */
112#if defined(IN_SUP_HARDENED_R3) && defined(RT_OS_WINDOWS)
113# define SUP_HARDENED_NEED_CRT_FUNCTIONS
114DECLHIDDEN(int) suplibHardenedMemComp(void const *pvDst, const void *pvSrc, size_t cbToComp);
115DECLHIDDEN(void *) suplibHardenedMemCopy(void *pvDst, const void *pvSrc, size_t cbToCopy);
116DECLHIDDEN(void *) suplibHardenedMemSet(void *pvDst, int ch, size_t cbToSet);
117DECLHIDDEN(char *) suplibHardenedStrCopy(char *pszDst, const char *pszSrc);
118DECLHIDDEN(size_t) suplibHardenedStrLen(const char *psz);
119DECLHIDDEN(char *) suplibHardenedStrCat(char *pszDst, const char *pszSrc);
120DECLHIDDEN(int) suplibHardenedStrCmp(const char *psz1, const char *psz2);
121DECLHIDDEN(int) suplibHardenedStrNCmp(const char *psz1, const char *psz2, size_t cchMax);
122#else
123# undef SUP_HARDENED_NEED_CRT_FUNCTIONS
124# define suplibHardenedMemComp memcmp
125# define suplibHardenedMemCopy memcpy
126# define suplibHardenedMemSet memset
127# define suplibHardenedStrCopy strcpy
128# define suplibHardenedStrLen strlen
129# define suplibHardenedStrCat strcat
130# define suplibHardenedStrCmp strcmp
131# define suplibHardenedStrNCmp strncmp
132#endif
133DECLNORETURN(void) suplibHardenedExit(RTEXITCODE rcExit);
134DECLHIDDEN(void) suplibHardenedPrintF(const char *pszFormat, ...);
135DECLHIDDEN(void) suplibHardenedPrintFV(const char *pszFormat, va_list va);
136
137/** @} */
138
139/** Debug output macro. */
140#ifdef IN_SUP_HARDENED_R3
141# if defined(DEBUG_bird) && defined(RT_OS_WINDOWS)
142# define SUP_DPRINTF(a) do { supR3HardenedStaticLog a; suplibHardenedPrintF a; } while (0)
143# else
144# define SUP_DPRINTF(a) do { supR3HardenedStaticLog a; } while (0)
145# endif
146#else
147# if defined(DEBUG_bird) && defined(RT_OS_WINDOWS)
148# define SUP_DPRINTF(a) RTLogPrintf a
149# else
150# define SUP_DPRINTF(a) do { } while (0)
151# endif
152#endif
153
154
155/*******************************************************************************
156* Structures and Typedefs *
157*******************************************************************************/
158/**
159 * The type of an installed file.
160 */
161typedef enum SUPINSTFILETYPE
162{
163 kSupIFT_Invalid = 0,
164 kSupIFT_Exe,
165 kSupIFT_Dll,
166 kSupIFT_Rc,
167 kSupIFT_Sys,
168 kSupIFT_Script,
169 kSupIFT_Data,
170 kSupIFT_TestExe,
171 kSupIFT_TestDll,
172 kSupIFT_End
173} SUPINSTFILETYPE;
174
175/**
176 * Installation directory specifier.
177 */
178typedef enum SUPINSTDIR
179{
180 kSupID_Invalid = 0,
181 kSupID_AppBin,
182 kSupID_AppSharedLib,
183 kSupID_AppPrivArch,
184 kSupID_AppPrivArchComp,
185 kSupID_AppPrivNoArch,
186 kSupID_Testcase,
187 kSupID_End
188} SUPINSTDIR;
189
190/**
191 * Installed file.
192 */
193typedef struct SUPINSTFILE
194{
195 /** File type. */
196 SUPINSTFILETYPE enmType;
197 /** Install directory. */
198 SUPINSTDIR enmDir;
199 /** Optional (true) or mandatory (false. */
200 bool fOptional;
201 /** File name. */
202 const char *pszFile;
203} SUPINSTFILE;
204typedef SUPINSTFILE *PSUPINSTFILE;
205typedef SUPINSTFILE const *PCSUPINSTFILE;
206
207/**
208 * Status data for a verified file.
209 */
210typedef struct SUPVERIFIEDFILE
211{
212 /** The file handle or descriptor. -1 if not open. */
213 intptr_t hFile;
214 /** Whether the file has been validated. */
215 bool fValidated;
216#ifdef RT_OS_WINDOWS
217 /** Whether we've checked the signature of the file. */
218 bool fCheckedSignature;
219#endif
220} SUPVERIFIEDFILE;
221typedef SUPVERIFIEDFILE *PSUPVERIFIEDFILE;
222typedef SUPVERIFIEDFILE const *PCSUPVERIFIEDFILE;
223
224/**
225 * Status data for a verified directory.
226 */
227typedef struct SUPVERIFIEDDIR
228{
229 /** The directory handle or descriptor. -1 if not open. */
230 intptr_t hDir;
231 /** Whether the directory has been validated. */
232 bool fValidated;
233} SUPVERIFIEDDIR;
234typedef SUPVERIFIEDDIR *PSUPVERIFIEDDIR;
235typedef SUPVERIFIEDDIR const *PCSUPVERIFIEDDIR;
236
237
238/**
239 * SUPLib instance data.
240 *
241 * This is data that is passed from the static to the dynamic SUPLib
242 * in a hardened setup.
243 */
244typedef struct SUPLIBDATA
245{
246 /** The device handle. */
247#if defined(RT_OS_WINDOWS)
248 void *hDevice;
249#else
250 int hDevice;
251#endif
252 /** Indicates whether we have unrestricted (true) or restricted access to the
253 * support device. */
254 bool fUnrestricted;
255#if defined(RT_OS_DARWIN)
256 /** The connection to the VBoxSupDrv service. */
257 uintptr_t uConnection;
258#elif defined(RT_OS_LINUX)
259 /** Indicates whether madvise(,,MADV_DONTFORK) works. */
260 bool fSysMadviseWorks;
261#elif defined(RT_OS_SOLARIS)
262 /** Extra dummy file descriptors to prevent growing file-descriptor table on
263 * clean up (see @bugref{4650}). */
264 int ahDummy[SUPLIB_FLT_DUMMYFILES];
265#elif defined(RT_OS_WINDOWS)
266#endif
267} SUPLIBDATA;
268/** Pointer to the pre-init data. */
269typedef SUPLIBDATA *PSUPLIBDATA;
270/** Pointer to const pre-init data. */
271typedef SUPLIBDATA const *PCSUPLIBDATA;
272
273/** The NIL value of SUPLIBDATA::hDevice. */
274#if defined(RT_OS_WINDOWS)
275# define SUP_HDEVICE_NIL NULL
276#else
277# define SUP_HDEVICE_NIL (-1)
278#endif
279
280
281/**
282 * Pre-init data that is handed over from the hardened executable stub.
283 */
284typedef struct SUPPREINITDATA
285{
286 /** Magic value (SUPPREINITDATA_MAGIC). */
287 uint32_t u32Magic;
288 /** The SUPLib instance data. */
289 SUPLIBDATA Data;
290 /** The number of entries in paInstallFiles and paVerifiedFiles. */
291 size_t cInstallFiles;
292 /** g_aSupInstallFiles. */
293 PCSUPINSTFILE paInstallFiles;
294 /** g_aSupVerifiedFiles. */
295 PCSUPVERIFIEDFILE paVerifiedFiles;
296 /** The number of entries in paVerifiedDirs. */
297 size_t cVerifiedDirs;
298 /** g_aSupVerifiedDirs. */
299 PCSUPVERIFIEDDIR paVerifiedDirs;
300 /** Magic value (SUPPREINITDATA_MAGIC). */
301 uint32_t u32EndMagic;
302} SUPPREINITDATA;
303typedef SUPPREINITDATA *PSUPPREINITDATA;
304typedef SUPPREINITDATA const *PCSUPPREINITDATA;
305
306/** Magic value for SUPPREINITDATA::u32Magic and SUPPREINITDATA::u32EndMagic. */
307#define SUPPREINITDATA_MAGIC UINT32_C(0xbeef0001)
308
309/** @copydoc supR3PreInit */
310typedef DECLCALLBACK(int) FNSUPR3PREINIT(PSUPPREINITDATA pPreInitData, uint32_t fFlags);
311/** Pointer to supR3PreInit. */
312typedef FNSUPR3PREINIT *PFNSUPR3PREINIT;
313
314/** The current SUPR3HardenedMain state / location. */
315typedef enum SUPR3HARDENEDMAINSTATE
316{
317 SUPR3HARDENEDMAINSTATE_NOT_YET_CALLED = 0,
318 SUPR3HARDENEDMAINSTATE_WIN_EARLY_INIT_CALLED,
319 SUPR3HARDENEDMAINSTATE_WIN_EARLY_IMPORTS_RESOLVED,
320 SUPR3HARDENEDMAINSTATE_WIN_EARLY_STUB_DEVICE_OPENED,
321 SUPR3HARDENEDMAINSTATE_WIN_EARLY_REAL_DEVICE_OPENED,
322 SUPR3HARDENEDMAINSTATE_WIN_EP_CALLED,
323 SUPR3HARDENEDMAINSTATE_WIN_IMPORTS_RESOLVED,
324 SUPR3HARDENEDMAINSTATE_WIN_VERSION_INITIALIZED,
325 SUPR3HARDENEDMAINSTATE_WIN_VERIFY_TRUST_READY,
326 SUPR3HARDENEDMAINSTATE_HARDENED_MAIN_CALLED,
327 SUPR3HARDENEDMAINSTATE_INIT_RUNTIME,
328 SUPR3HARDENEDMAINSTATE_GET_TRUSTED_MAIN,
329 SUPR3HARDENEDMAINSTATE_CALLED_TRUSTED_MAIN,
330 SUPR3HARDENEDMAINSTATE_END,
331 SUPR3HARDENEDMAINSTATE_32BIT_HACK = 0x7fffffff
332} SUPR3HARDENEDMAINSTATE;
333
334
335/*******************************************************************************
336* Global Variables *
337*******************************************************************************/
338extern DECLHIDDEN(uint32_t) g_u32Cookie;
339extern DECLHIDDEN(uint32_t) g_u32SessionCookie;
340extern DECLHIDDEN(SUPLIBDATA) g_supLibData;
341extern DECLHIDDEN(uint32_t) g_uSupFakeMode;
342extern DECLHIDDEN(PSUPGLOBALINFOPAGE) g_pSUPGlobalInfoPageR0;
343#ifdef VBOX_INCLUDED_SRC_Support_SUPDrvIOC_h
344extern DECLHIDDEN(PSUPQUERYFUNCS) g_pSupFunctions;
345#endif
346extern DECLHIDDEN(SUPR3HARDENEDMAINSTATE) g_enmSupR3HardenedMainState;
347#ifdef RT_OS_WINDOWS
348extern DECLHIDDEN(bool) g_fSupEarlyProcessInit;
349#endif
350
351
352/*******************************************************************************
353* OS Specific Function *
354*******************************************************************************/
355RT_C_DECLS_BEGIN
356int suplibOsInstall(void);
357int suplibOsUninstall(void);
358int suplibOsInit(PSUPLIBDATA pThis, bool fPreInited, bool fUnrestricted, SUPINITOP *penmWhat, PRTERRINFO pErrInfo);
359int suplibOsTerm(PSUPLIBDATA pThis);
360int suplibOsHardenedVerifyInit(void);
361int suplibOsHardenedVerifyTerm(void);
362int suplibOsIOCtl(PSUPLIBDATA pThis, uintptr_t uFunction, void *pvReq, size_t cbReq);
363int suplibOsIOCtlFast(PSUPLIBDATA pThis, uintptr_t uFunction, uintptr_t idCpu);
364int suplibOsPageAlloc(PSUPLIBDATA pThis, size_t cPages, void **ppvPages);
365int suplibOsPageFree(PSUPLIBDATA pThis, void *pvPages, size_t cPages);
366int suplibOsQueryVTxSupported(const char **ppszWhy);
367bool suplibOsIsNemSupportedWhenNoVtxOrAmdV(void);
368
369
370/**
371 * Performs the pre-initialization of the support library.
372 *
373 * This is dynamically resolved and invoked by the static library before it
374 * calls RTR3InitEx and thereby SUPR3Init.
375 *
376 * @returns IPRT status code.
377 * @param pPreInitData The pre init data.
378 * @param fFlags The SUPR3HardenedMain flags.
379 */
380DECLEXPORT(int) supR3PreInit(PSUPPREINITDATA pPreInitData, uint32_t fFlags);
381
382
383/** @copydoc RTPathAppPrivateNoArch */
384DECLHIDDEN(int) supR3HardenedPathAppPrivateNoArch(char *pszPath, size_t cchPath);
385/** @copydoc RTPathAppPrivateArch */
386DECLHIDDEN(int) supR3HardenedPathAppPrivateArch(char *pszPath, size_t cchPath);
387/** @copydoc RTPathSharedLibs */
388DECLHIDDEN(int) supR3HardenedPathAppSharedLibs(char *pszPath, size_t cchPath);
389/** @copydoc RTPathAppDocs */
390DECLHIDDEN(int) supR3HardenedPathAppDocs(char *pszPath, size_t cchPath);
391/** @copydoc RTPathExecDir */
392DECLHIDDEN(int) supR3HardenedPathAppBin(char *pszPath, size_t cchPath);
393/** @copydoc RTPathFilename */
394DECLHIDDEN(char *) supR3HardenedPathFilename(const char *pszPath);
395
396/**
397 * Display a fatal error and try call TrustedError or quit.
398 */
399DECL_NO_RETURN(DECLHIDDEN(void)) supR3HardenedFatalMsgV(const char *pszWhere, SUPINITOP enmWhat, int rc,
400 const char *pszMsgFmt, va_list va);
401
402/**
403 * Display a fatal error and try call TrustedError or quit.
404 */
405DECL_NO_RETURN(DECLHIDDEN(void)) supR3HardenedFatalMsg(const char *pszWhere, SUPINITOP enmWhat, int rc,
406 const char *pszMsgFmt, ...);
407
408/**
409 * Display a fatal error and quit.
410 */
411DECL_NO_RETURN(DECLHIDDEN(void)) supR3HardenedFatalV(const char *pszFormat, va_list va);
412
413/**
414 * Display a fatal error and quit.
415 */
416DECL_NO_RETURN(DECLHIDDEN(void)) supR3HardenedFatal(const char *pszFormat, ...);
417
418/**
419 * Display an error which may or may not be fatal.
420 */
421DECLHIDDEN(int) supR3HardenedErrorV(int rc, bool fFatal, const char *pszFormat, va_list va);
422
423/**
424 * Display an error which may or may not be fatal.
425 */
426DECLHIDDEN(int) supR3HardenedError(int rc, bool fFatal, const char *pszFormat, ...);
427
428/**
429 * Open any startup log file specified in the argument.
430 */
431DECLHIDDEN(void) supR3HardenedOpenLog(int *pcArgs, char **papszArgs);
432
433/**
434 * Write to the startup log file.
435 */
436DECLHIDDEN(void) supR3HardenedLogV(const char *pszFormat, va_list va);
437
438/**
439 * Write to the startup log file.
440 */
441DECLHIDDEN(void) supR3HardenedLog(const char *pszFormat, ...);
442
443/**
444 * Flushes the log file.
445 */
446DECLHIDDEN(void) supR3HardenedLogFlush(void);
447
448
449DECLHIDDEN(int) supR3HardenedVerifyAll(bool fFatal, const char *pszProgName, const char *pszExePath, uint32_t fMainFlags);
450DECLHIDDEN(int) supR3HardenedVerifyFixedDir(SUPINSTDIR enmDir, bool fFatal);
451DECLHIDDEN(int) supR3HardenedVerifyFixedFile(const char *pszFilename, bool fFatal);
452DECLHIDDEN(int) supR3HardenedVerifyDir(const char *pszDirPath, bool fRecursive, bool fCheckFiles, PRTERRINFO pErrInfo);
453DECLHIDDEN(int) supR3HardenedVerifyFile(const char *pszFilename, RTHCUINTPTR hNativeFile, bool fMaybe3rdParty,
454 PRTERRINFO pErrInfo);
455#if defined(RT_OS_DARWIN) || defined(RT_OS_LINUX)
456DECLHIDDEN(int) supR3HardenedVerifyFileFollowSymlinks(const char *pszFilename, RTHCUINTPTR hNativeFile, bool fMaybe3rdParty,
457 PRTERRINFO pErrInfo);
458#endif
459DECLHIDDEN(void) supR3HardenedGetPreInitData(PSUPPREINITDATA pPreInitData);
460DECLHIDDEN(int) supR3HardenedRecvPreInitData(PCSUPPREINITDATA pPreInitData);
461
462#ifdef RT_OS_WINDOWS
463DECLHIDDEN(void) supR3HardenedWinInit(uint32_t fFlags, bool fAvastKludge);
464DECLHIDDEN(void) supR3HardenedWinInitAppBin(uint32_t fFlags);
465DECLHIDDEN(void) supR3HardenedWinInitVersion(bool fEarlyInit);
466DECLHIDDEN(void) supR3HardenedWinInitImports(void);
467DECLHIDDEN(void) supR3HardenedWinModifyDllSearchPath(uint32_t fFlags, const char *pszAppBinPath);
468# ifdef IPRT_INCLUDED_nt_nt_h
469DECLHIDDEN(void) supR3HardenedWinGetVeryEarlyImports(uintptr_t uNtDllAddr,
470 PFNNTWAITFORSINGLEOBJECT *ppfnNtWaitForSingleObject,
471 PFNNTSETEVENT *ppfnNtSetEvent);
472# endif
473DECLHIDDEN(void) supR3HardenedWinInitImportsEarly(uintptr_t uNtDllAddr);
474DECLHIDDEN(void) supR3HardenedWinInitSyscalls(bool fReportErrors, PRTERRINFO pErrInfo);
475DECLHIDDEN(PFNRT) supR3HardenedWinGetRealDllSymbol(const char *pszDll, const char *pszProcedure);
476DECLHIDDEN(void) supR3HardenedWinEnableThreadCreation(void);
477DECLHIDDEN(void) supR3HardenedWinResolveVerifyTrustApiAndHookThreadCreation(const char *pszProgName);
478DECLHIDDEN(void) supR3HardenedWinFlushLoaderCache();
479DECLHIDDEN(bool) supR3HardenedWinIsReSpawnNeeded(int iWhich, int cArgs, char **papszArgs);
480DECLHIDDEN(int) supR3HardenedWinReSpawn(int iWhich);
481# ifdef _WINDEF_
482DECLHIDDEN(void) supR3HardenedWinCreateParentWatcherThread(HMODULE hVBoxRT);
483# endif
484DECLHIDDEN(void *) supR3HardenedWinLoadLibrary(const char *pszName, bool fSystem32Only, uint32_t fMainFlags);
485extern RTUTF16 g_wszSupLibHardenedExePath[1024];
486# ifdef RTPATH_MAX
487extern char g_szSupLibHardenedExePath[RTPATH_MAX];
488# endif
489DECLHIDDEN(void) supR3HardenedWinCompactHeaps(void);
490DECLHIDDEN(void) supR3HardenedMainOpenDevice(void);
491DECLHIDDEN(char *) supR3HardenedWinReadErrorInfoDevice(char *pszErrorInfo, size_t cbErrorInfo, const char *pszPrefix);
492DECLHIDDEN(void) supR3HardenedWinReportErrorToParent(const char *pszWhere, SUPINITOP enmWhat, int rc,
493 const char *pszFormat, va_list va);
494#else /* !RT_OS_WINDOWS */
495DECLHIDDEN(void) supR3HardenedPosixInit(void);
496#endif /* !RT_OS_WINDOWS */
497
498SUPR3DECL(int) supR3PageLock(void *pvStart, size_t cPages, PSUPPAGE paPages);
499SUPR3DECL(int) supR3PageUnlock(void *pvStart);
500
501RT_C_DECLS_END
502
503
504#endif /* !VBOX_INCLUDED_SRC_Support_SUPLibInternal_h */
505
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