init-win.cpp@ 76553

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1	/* $Id: init-win.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
2	/** @file
3	* IPRT - Init Ring-3, Windows Specific Code.
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
28	/*********************************************************************************************************************************
29	* Header Files *
30	*********************************************************************************************************************************/
31	#define LOG_GROUP RTLOGGROUP_DEFAULT
32	#include <iprt/nt/nt-and-windows.h>
33	#ifndef LOAD_LIBRARY_SEARCH_APPLICATION_DIR
34	# define LOAD_LIBRARY_SEARCH_APPLICATION_DIR 0x200
35	# define LOAD_LIBRARY_SEARCH_SYSTEM32 0x800
36	#endif
37
38	#include "internal-r3-win.h"
39	#include <iprt/initterm.h>
40	#include <iprt/assert.h>
41	#include <iprt/err.h>
42	#include <iprt/ldr.h>
43	#include <iprt/log.h>
44	#include <iprt/param.h>
45	#include <iprt/string.h>
46	#include <iprt/thread.h>
47	#include "../init.h"
48
49
50	/*********************************************************************************************************************************
51	* Structures and Typedefs *
52	*********************************************************************************************************************************/
53	typedef VOID (WINAPI *PFNGETCURRENTTHREADSTACKLIMITS)(PULONG_PTR puLow, PULONG_PTR puHigh);
54	typedef LPTOP_LEVEL_EXCEPTION_FILTER (WINAPI * PFNSETUNHANDLEDEXCEPTIONFILTER)(LPTOP_LEVEL_EXCEPTION_FILTER);
55
56
57	/*********************************************************************************************************************************
58	* Global Variables *
59	*********************************************************************************************************************************/
60	/** Windows DLL loader protection level. */
61	DECLHIDDEN(RTR3WINLDRPROT) g_enmWinLdrProt = RTR3WINLDRPROT_NONE;
62	/** Our simplified windows version. */
63	DECLHIDDEN(RTWINOSTYPE) g_enmWinVer = kRTWinOSType_UNKNOWN;
64	/** Extended windows version information. */
65	DECLHIDDEN(OSVERSIONINFOEXW) g_WinOsInfoEx;
66
67	/** The native kernel32.dll handle. */
68	DECLHIDDEN(HMODULE) g_hModKernel32 = NULL;
69	/** GetSystemWindowsDirectoryW or GetWindowsDirectoryW (NT4). */
70	DECLHIDDEN(PFNGETWINSYSDIR) g_pfnGetSystemWindowsDirectoryW = NULL;
71	/** The GetCurrentThreadStackLimits API. */
72	static PFNGETCURRENTTHREADSTACKLIMITS g_pfnGetCurrentThreadStackLimits = NULL;
73	/** SetUnhandledExceptionFilter. */
74	static PFNSETUNHANDLEDEXCEPTIONFILTER g_pfnSetUnhandledExceptionFilter = NULL;
75	/** The previous unhandled exception filter. */
76	static LPTOP_LEVEL_EXCEPTION_FILTER g_pfnUnhandledXcptFilter = NULL;
77	/** SystemTimeToTzSpecificLocalTime. */
78	decltype(SystemTimeToTzSpecificLocalTime) *g_pfnSystemTimeToTzSpecificLocalTime = NULL;
79
80	/** The native ntdll.dll handle. */
81	DECLHIDDEN(HMODULE) g_hModNtDll = NULL;
82	/** NtQueryFullAttributesFile */
83	DECLHIDDEN(PFNNTQUERYFULLATTRIBUTESFILE) g_pfnNtQueryFullAttributesFile = NULL;
84	/** NtDuplicateToken (NT 3.51). */
85	DECLHIDDEN(PFNNTDUPLICATETOKEN) g_pfnNtDuplicateToken = NULL;
86	/** NtAlertThread (NT 3.51). */
87	decltype(NtAlertThread) *g_pfnNtAlertThread = NULL;
88
89	/** Either ws2_32.dll (NT4+) or wsock32.dll (NT3.x). */
90	DECLHIDDEN(HMODULE) g_hModWinSock = NULL;
91	/** Set if we're dealing with old winsock. */
92	DECLHIDDEN(bool) g_fOldWinSock = false;
93	/** WSAStartup */
94	DECLHIDDEN(PFNWSASTARTUP) g_pfnWSAStartup = NULL;
95	/** WSACleanup */
96	DECLHIDDEN(PFNWSACLEANUP) g_pfnWSACleanup = NULL;
97	/** Pointner to WSAGetLastError (for RTErrVarsSave). */
98	DECLHIDDEN(PFNWSAGETLASTERROR) g_pfnWSAGetLastError = NULL;
99	/** Pointner to WSASetLastError (for RTErrVarsRestore). */
100	DECLHIDDEN(PFNWSASETLASTERROR) g_pfnWSASetLastError = NULL;
101	/** WSACreateEvent */
102	DECLHIDDEN(PFNWSACREATEEVENT) g_pfnWSACreateEvent = NULL;
103	/** WSACloseEvent */
104	DECLHIDDEN(PFNWSACLOSEEVENT) g_pfnWSACloseEvent = NULL;
105	/** WSASetEvent */
106	DECLHIDDEN(PFNWSASETEVENT) g_pfnWSASetEvent = NULL;
107	/** WSAEventSelect */
108	DECLHIDDEN(PFNWSAEVENTSELECT) g_pfnWSAEventSelect = NULL;
109	/** WSAEnumNetworkEvents */
110	DECLHIDDEN(PFNWSAENUMNETWORKEVENTS) g_pfnWSAEnumNetworkEvents = NULL;
111	/** WSASend */
112	DECLHIDDEN(PFNWSASend) g_pfnWSASend = NULL;
113	/** socket */
114	DECLHIDDEN(PFNWINSOCKSOCKET) g_pfnsocket = NULL;
115	/** closesocket */
116	DECLHIDDEN(PFNWINSOCKCLOSESOCKET) g_pfnclosesocket = NULL;
117	/** recv */
118	DECLHIDDEN(PFNWINSOCKRECV) g_pfnrecv = NULL;
119	/** send */
120	DECLHIDDEN(PFNWINSOCKSEND) g_pfnsend = NULL;
121	/** recvfrom */
122	DECLHIDDEN(PFNWINSOCKRECVFROM) g_pfnrecvfrom = NULL;
123	/** sendto */
124	DECLHIDDEN(PFNWINSOCKSENDTO) g_pfnsendto = NULL;
125	/** bind */
126	DECLHIDDEN(PFNWINSOCKBIND) g_pfnbind = NULL;
127	/** listen */
128	DECLHIDDEN(PFNWINSOCKLISTEN) g_pfnlisten = NULL;
129	/** accept */
130	DECLHIDDEN(PFNWINSOCKACCEPT) g_pfnaccept = NULL;
131	/** connect */
132	DECLHIDDEN(PFNWINSOCKCONNECT) g_pfnconnect = NULL;
133	/** shutdown */
134	DECLHIDDEN(PFNWINSOCKSHUTDOWN) g_pfnshutdown = NULL;
135	/** getsockopt */
136	DECLHIDDEN(PFNWINSOCKGETSOCKOPT) g_pfngetsockopt = NULL;
137	/** setsockopt */
138	DECLHIDDEN(PFNWINSOCKSETSOCKOPT) g_pfnsetsockopt = NULL;
139	/** ioctlsocket */
140	DECLHIDDEN(PFNWINSOCKIOCTLSOCKET) g_pfnioctlsocket = NULL;
141	/** getpeername */
142	DECLHIDDEN(PFNWINSOCKGETPEERNAME) g_pfngetpeername = NULL;
143	/** getsockname */
144	DECLHIDDEN(PFNWINSOCKGETSOCKNAME) g_pfngetsockname = NULL;
145	/** __WSAFDIsSet */
146	DECLHIDDEN(PFNWINSOCK__WSAFDISSET) g_pfn__WSAFDIsSet = NULL;
147	/** select */
148	DECLHIDDEN(PFNWINSOCKSELECT) g_pfnselect = NULL;
149	/** gethostbyname */
150	DECLHIDDEN(PFNWINSOCKGETHOSTBYNAME) g_pfngethostbyname = NULL;
151
152
153	/*********************************************************************************************************************************
154	* Internal Functions *
155	*********************************************************************************************************************************/
156	static LONG CALLBACK rtR3WinUnhandledXcptFilter(PEXCEPTION_POINTERS);
157
158
159	/**
160	* Translates OSVERSIONINOFEX into a Windows OS type.
161	*
162	* @returns The Windows OS type.
163	* @param pOSInfoEx The OS info returned by Windows.
164	*
165	* @remarks This table has been assembled from Usenet postings, personal
166	* observations, and reading other people's code. Please feel
167	* free to add to it or correct it.
168	* <pre>
169	dwPlatFormID dwMajorVersion dwMinorVersion dwBuildNumber
170	95 1 4 0 950
171	95 SP1 1 4 0 >950 && <=1080
172	95 OSR2 1 4 <10 >1080
173	98 1 4 10 1998
174	98 SP1 1 4 10 >1998 && <2183
175	98 SE 1 4 10 >=2183
176	ME 1 4 90 3000
177
178	NT 3.51 2 3 51 1057
179	NT 4 2 4 0 1381
180	2000 2 5 0 2195
181	XP 2 5 1 2600
182	2003 2 5 2 3790
183	Vista 2 6 0
184
185	CE 1.0 3 1 0
186	CE 2.0 3 2 0
187	CE 2.1 3 2 1
188	CE 3.0 3 3 0
189	</pre>
190	*/
191	static RTWINOSTYPE rtR3InitWinSimplifiedVersion(OSVERSIONINFOEXW const *pOSInfoEx)
192	{
193	RTWINOSTYPE enmVer = kRTWinOSType_UNKNOWN;
194	BYTE const bProductType = pOSInfoEx->wProductType;
195	DWORD const dwPlatformId = pOSInfoEx->dwPlatformId;
196	DWORD const dwMinorVersion = pOSInfoEx->dwMinorVersion;
197	DWORD const dwMajorVersion = pOSInfoEx->dwMajorVersion;
198	DWORD const dwBuildNumber = pOSInfoEx->dwBuildNumber & 0xFFFF; /* Win 9x needs this. */
199
200	if ( dwPlatformId == VER_PLATFORM_WIN32_WINDOWS
201	&& dwMajorVersion == 4)
202	{
203	if ( dwMinorVersion < 10
204	&& dwBuildNumber == 950)
205	enmVer = kRTWinOSType_95;
206	else if ( dwMinorVersion < 10
207	&& dwBuildNumber > 950
208	&& dwBuildNumber <= 1080)
209	enmVer = kRTWinOSType_95SP1;
210	else if ( dwMinorVersion < 10
211	&& dwBuildNumber > 1080)
212	enmVer = kRTWinOSType_95OSR2;
213	else if ( dwMinorVersion == 10
214	&& dwBuildNumber == 1998)
215	enmVer = kRTWinOSType_98;
216	else if ( dwMinorVersion == 10
217	&& dwBuildNumber > 1998
218	&& dwBuildNumber < 2183)
219	enmVer = kRTWinOSType_98SP1;
220	else if ( dwMinorVersion == 10
221	&& dwBuildNumber >= 2183)
222	enmVer = kRTWinOSType_98SE;
223	else if (dwMinorVersion == 90)
224	enmVer = kRTWinOSType_ME;
225	}
226	else if (dwPlatformId == VER_PLATFORM_WIN32_NT)
227	{
228	if (dwMajorVersion == 3)
229	{
230	if ( dwMinorVersion < 50)
231	enmVer = kRTWinOSType_NT310;
232	else if (dwMinorVersion == 50)
233	enmVer = kRTWinOSType_NT350;
234	else
235	enmVer = kRTWinOSType_NT351;
236	}
237	else if (dwMajorVersion == 4)
238	enmVer = kRTWinOSType_NT4;
239	else if (dwMajorVersion == 5)
240	{
241	if (dwMinorVersion == 0)
242	enmVer = kRTWinOSType_2K;
243	else if (dwMinorVersion == 1)
244	enmVer = kRTWinOSType_XP;
245	else
246	enmVer = kRTWinOSType_2003;
247	}
248	else if (dwMajorVersion == 6)
249	{
250	if (dwMinorVersion == 0)
251	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2008 : kRTWinOSType_VISTA;
252	else if (dwMinorVersion == 1)
253	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2008R2 : kRTWinOSType_7;
254	else if (dwMinorVersion == 2)
255	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2012 : kRTWinOSType_8;
256	else if (dwMinorVersion == 3)
257	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2012R2 : kRTWinOSType_81;
258	else if (dwMinorVersion == 4)
259	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2016 : kRTWinOSType_10;
260	else
261	enmVer = kRTWinOSType_NT_UNKNOWN;
262	}
263	else if (dwMajorVersion == 10)
264	{
265	if (dwMinorVersion == 0)
266	enmVer = bProductType != VER_NT_WORKSTATION ? kRTWinOSType_2016 : kRTWinOSType_10;
267	else
268	enmVer = kRTWinOSType_NT_UNKNOWN;
269	}
270	else
271	enmVer = kRTWinOSType_NT_UNKNOWN;
272	}
273
274	return enmVer;
275	}
276
277
278	/**
279	* Initializes the global variables related to windows version.
280	*/
281	static void rtR3InitWindowsVersion(void)
282	{
283	Assert(g_hModNtDll != NULL);
284
285	/*
286	* ASSUMES OSVERSIONINFOEX starts with the exact same layout as OSVERSIONINFO (safe).
287	*/
288	AssertCompileMembersSameSizeAndOffset(OSVERSIONINFOEX, szCSDVersion, OSVERSIONINFO, szCSDVersion);
289	AssertCompileMemberOffset(OSVERSIONINFOEX, wServicePackMajor, sizeof(OSVERSIONINFO));
290
291	/*
292	* Use the NT version of GetVersionExW so we don't get fooled by
293	* compatability shims.
294	*/
295	RT_ZERO(g_WinOsInfoEx);
296	g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
297
298	LONG (__stdcall pfnRtlGetVersion)(OSVERSIONINFOEXW );
299	(FARPROC )&pfnRtlGetVersion = GetProcAddress(g_hModNtDll, "RtlGetVersion");
300	LONG rcNt = -1;
301	if (pfnRtlGetVersion)
302	rcNt = pfnRtlGetVersion(&g_WinOsInfoEx);
303	if (rcNt != 0)
304	{
305	/*
306	* Couldn't find it or it failed, try the windows version of the API.
307	*/
308	RT_ZERO(g_WinOsInfoEx);
309	g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
310	if (!GetVersionExW((POSVERSIONINFOW)&g_WinOsInfoEx))
311	{
312	/*
313	* If that didn't work either, just get the basic version bits.
314	*/
315	RT_ZERO(g_WinOsInfoEx);
316	g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
317	if (GetVersionExW((POSVERSIONINFOW)&g_WinOsInfoEx))
318	Assert(g_WinOsInfoEx.dwPlatformId != VER_PLATFORM_WIN32_NT \|\| g_WinOsInfoEx.dwMajorVersion < 5);
319	else
320	{
321	AssertBreakpoint();
322	RT_ZERO(g_WinOsInfoEx);
323	}
324	}
325	}
326
327	if (g_WinOsInfoEx.dwOSVersionInfoSize)
328	g_enmWinVer = rtR3InitWinSimplifiedVersion(&g_WinOsInfoEx);
329	}
330
331
332	/**
333	* Resolves the winsock error APIs.
334	*/
335	static void rtR3InitWinSockApis(void)
336	{
337	/*
338	* Try get ws2_32.dll, then try load it, then finally fall back to the old
339	* wsock32.dll. We use RTLdrLoadSystem to the loading as it has all the fancy
340	* logic for safely doing that.
341	*/
342	g_hModWinSock = GetModuleHandleW(L"ws2_32.dll");
343	if (g_hModWinSock == NULL)
344	{
345	RTLDRMOD hLdrMod;
346	int rc = RTLdrLoadSystem("ws2_32.dll", true /fNoUnload/, &hLdrMod);
347	if (RT_FAILURE(rc))
348	{
349	rc = RTLdrLoadSystem("wsock32.dll", true /fNoUnload/, &hLdrMod);
350	if (RT_FAILURE(rc))
351	{
352	AssertMsgFailed(("rc=%Rrc\n", rc));
353	return;
354	}
355	g_fOldWinSock = true;
356	}
357	g_hModWinSock = (HMODULE)RTLdrGetNativeHandle(hLdrMod);
358	RTLdrClose(hLdrMod);
359	}
360
361	g_pfnWSAStartup = (decltype(g_pfnWSAStartup)) GetProcAddress(g_hModWinSock, "WSAStartup");
362	g_pfnWSACleanup = (decltype(g_pfnWSACleanup)) GetProcAddress(g_hModWinSock, "WSACleanup");
363	g_pfnWSAGetLastError = (decltype(g_pfnWSAGetLastError)) GetProcAddress(g_hModWinSock, "WSAGetLastError");
364	g_pfnWSASetLastError = (decltype(g_pfnWSASetLastError)) GetProcAddress(g_hModWinSock, "WSASetLastError");
365	g_pfnWSACreateEvent = (decltype(g_pfnWSACreateEvent)) GetProcAddress(g_hModWinSock, "WSACreateEvent");
366	g_pfnWSACloseEvent = (decltype(g_pfnWSACloseEvent)) GetProcAddress(g_hModWinSock, "WSACloseEvent");
367	g_pfnWSASetEvent = (decltype(g_pfnWSASetEvent)) GetProcAddress(g_hModWinSock, "WSASetEvent");
368	g_pfnWSAEventSelect = (decltype(g_pfnWSAEventSelect)) GetProcAddress(g_hModWinSock, "WSAEventSelect");
369	g_pfnWSAEnumNetworkEvents = (decltype(g_pfnWSAEnumNetworkEvents))GetProcAddress(g_hModWinSock,"WSAEnumNetworkEvents");
370	g_pfnWSASend = (decltype(g_pfnWSASend)) GetProcAddress(g_hModWinSock, "WSASend");
371	g_pfnsocket = (decltype(g_pfnsocket)) GetProcAddress(g_hModWinSock, "socket");
372	g_pfnclosesocket = (decltype(g_pfnclosesocket)) GetProcAddress(g_hModWinSock, "closesocket");
373	g_pfnrecv = (decltype(g_pfnrecv)) GetProcAddress(g_hModWinSock, "recv");
374	g_pfnsend = (decltype(g_pfnsend)) GetProcAddress(g_hModWinSock, "send");
375	g_pfnrecvfrom = (decltype(g_pfnrecvfrom)) GetProcAddress(g_hModWinSock, "recvfrom");
376	g_pfnsendto = (decltype(g_pfnsendto)) GetProcAddress(g_hModWinSock, "sendto");
377	g_pfnbind = (decltype(g_pfnbind)) GetProcAddress(g_hModWinSock, "bind");
378	g_pfnlisten = (decltype(g_pfnlisten)) GetProcAddress(g_hModWinSock, "listen");
379	g_pfnaccept = (decltype(g_pfnaccept)) GetProcAddress(g_hModWinSock, "accept");
380	g_pfnconnect = (decltype(g_pfnconnect)) GetProcAddress(g_hModWinSock, "connect");
381	g_pfnshutdown = (decltype(g_pfnshutdown)) GetProcAddress(g_hModWinSock, "shutdown");
382	g_pfngetsockopt = (decltype(g_pfngetsockopt)) GetProcAddress(g_hModWinSock, "getsockopt");
383	g_pfnsetsockopt = (decltype(g_pfnsetsockopt)) GetProcAddress(g_hModWinSock, "setsockopt");
384	g_pfnioctlsocket = (decltype(g_pfnioctlsocket)) GetProcAddress(g_hModWinSock, "ioctlsocket");
385	g_pfngetpeername = (decltype(g_pfngetpeername)) GetProcAddress(g_hModWinSock, "getpeername");
386	g_pfngetsockname = (decltype(g_pfngetsockname)) GetProcAddress(g_hModWinSock, "getsockname");
387	g_pfn__WSAFDIsSet = (decltype(g_pfn__WSAFDIsSet)) GetProcAddress(g_hModWinSock, "__WSAFDIsSet");
388	g_pfnselect = (decltype(g_pfnselect)) GetProcAddress(g_hModWinSock, "select");
389	g_pfngethostbyname = (decltype(g_pfngethostbyname)) GetProcAddress(g_hModWinSock, "gethostbyname");
390
391	Assert(g_pfnWSAStartup);
392	Assert(g_pfnWSACleanup);
393	Assert(g_pfnWSAGetLastError);
394	Assert(g_pfnWSASetLastError);
395	Assert(g_pfnWSACreateEvent \|\| g_fOldWinSock);
396	Assert(g_pfnWSACloseEvent \|\| g_fOldWinSock);
397	Assert(g_pfnWSASetEvent \|\| g_fOldWinSock);
398	Assert(g_pfnWSAEventSelect \|\| g_fOldWinSock);
399	Assert(g_pfnWSAEnumNetworkEvents \|\| g_fOldWinSock);
400	Assert(g_pfnWSASend \|\| g_fOldWinSock);
401	Assert(g_pfnsocket);
402	Assert(g_pfnclosesocket);
403	Assert(g_pfnrecv);
404	Assert(g_pfnsend);
405	Assert(g_pfnrecvfrom);
406	Assert(g_pfnsendto);
407	Assert(g_pfnbind);
408	Assert(g_pfnlisten);
409	Assert(g_pfnaccept);
410	Assert(g_pfnconnect);
411	Assert(g_pfnshutdown);
412	Assert(g_pfngetsockopt);
413	Assert(g_pfnsetsockopt);
414	Assert(g_pfnioctlsocket);
415	Assert(g_pfngetpeername);
416	Assert(g_pfngetsockname);
417	Assert(g_pfn__WSAFDIsSet);
418	Assert(g_pfnselect);
419	Assert(g_pfngethostbyname);
420	}
421
422
423	static int rtR3InitNativeObtrusiveWorker(uint32_t fFlags)
424	{
425	/*
426	* Disable error popups.
427	*/
428	UINT fOldErrMode = SetErrorMode(SEM_FAILCRITICALERRORS \| SEM_NOOPENFILEERRORBOX);
429	SetErrorMode(SEM_FAILCRITICALERRORS \| SEM_NOOPENFILEERRORBOX \| fOldErrMode);
430
431	/*
432	* Restrict DLL searching for the process on windows versions which allow
433	* us to do so.
434	* - The first trick works on XP SP1+ and disables the searching of the
435	* current directory.
436	* - The second trick is W7 w/ KB2533623 and W8+, it restrict the DLL
437	* searching to the application directory (except when
438	* RTR3INIT_FLAGS_STANDALONE_APP is given) and the System32 directory.
439	*/
440	int rc = VINF_SUCCESS;
441
442	typedef BOOL (WINAPI *PFNSETDLLDIRECTORY)(LPCWSTR);
443	PFNSETDLLDIRECTORY pfnSetDllDir = (PFNSETDLLDIRECTORY)GetProcAddress(g_hModKernel32, "SetDllDirectoryW");
444	if (pfnSetDllDir)
445	{
446	if (pfnSetDllDir(L""))
447	g_enmWinLdrProt = RTR3WINLDRPROT_NO_CWD;
448	else
449	rc = VERR_INTERNAL_ERROR_3;
450	}
451
452	/** @bugref{6861} Observed GUI issues on Vista (32-bit and 64-bit) when using
453	* SetDefaultDllDirectories.
454	* @bugref{8194} Try use SetDefaultDllDirectories on Vista for standalone apps
455	* despite potential GUI issues. */
456	if ( g_enmWinVer > kRTWinOSType_VISTA
457	\|\| (fFlags & RTR3INIT_FLAGS_STANDALONE_APP))
458	{
459	typedef BOOL(WINAPI *PFNSETDEFAULTDLLDIRECTORIES)(DWORD);
460	PFNSETDEFAULTDLLDIRECTORIES pfnSetDefDllDirs;
461	pfnSetDefDllDirs = (PFNSETDEFAULTDLLDIRECTORIES)GetProcAddress(g_hModKernel32, "SetDefaultDllDirectories");
462	if (pfnSetDefDllDirs)
463	{
464	DWORD fDllDirs = LOAD_LIBRARY_SEARCH_SYSTEM32;
465	if (!(fFlags & RTR3INIT_FLAGS_STANDALONE_APP))
466	fDllDirs \|= LOAD_LIBRARY_SEARCH_APPLICATION_DIR;
467	if (pfnSetDefDllDirs(fDllDirs))
468	g_enmWinLdrProt = fDllDirs & LOAD_LIBRARY_SEARCH_APPLICATION_DIR ? RTR3WINLDRPROT_SAFE : RTR3WINLDRPROT_SAFER;
469	else if (RT_SUCCESS(rc))
470	rc = VERR_INTERNAL_ERROR_4;
471	}
472	}
473
474	/*
475	* Register an unhandled exception callback if we can.
476	*/
477	g_pfnGetCurrentThreadStackLimits = (PFNGETCURRENTTHREADSTACKLIMITS)GetProcAddress(g_hModKernel32, "GetCurrentThreadStackLimits");
478	g_pfnSetUnhandledExceptionFilter = (PFNSETUNHANDLEDEXCEPTIONFILTER)GetProcAddress(g_hModKernel32, "SetUnhandledExceptionFilter");
479	if (g_pfnSetUnhandledExceptionFilter && !g_pfnUnhandledXcptFilter)
480	{
481	g_pfnUnhandledXcptFilter = g_pfnSetUnhandledExceptionFilter(rtR3WinUnhandledXcptFilter);
482	AssertStmt(g_pfnUnhandledXcptFilter != rtR3WinUnhandledXcptFilter, g_pfnUnhandledXcptFilter = NULL);
483	}
484
485	return rc;
486	}
487
488
489	DECLHIDDEN(int) rtR3InitNativeFirst(uint32_t fFlags)
490	{
491	/*
492	* Make sure we've got the handles of the two main Windows NT dlls.
493	*/
494	g_hModKernel32 = GetModuleHandleW(L"kernel32.dll");
495	if (g_hModKernel32 == NULL)
496	return VERR_INTERNAL_ERROR_2;
497	g_hModNtDll = GetModuleHandleW(L"ntdll.dll");
498	if (g_hModNtDll == NULL)
499	return VERR_INTERNAL_ERROR_2;
500
501	rtR3InitWindowsVersion();
502
503	int rc = VINF_SUCCESS;
504	if (!(fFlags & RTR3INIT_FLAGS_UNOBTRUSIVE))
505	rc = rtR3InitNativeObtrusiveWorker(fFlags);
506
507	/*
508	* Resolve some kernel32.dll APIs we may need but aren't necessarily
509	* present in older windows versions.
510	*/
511	g_pfnGetSystemWindowsDirectoryW = (PFNGETWINSYSDIR)GetProcAddress(g_hModKernel32, "GetSystemWindowsDirectoryW");
512	if (g_pfnGetSystemWindowsDirectoryW)
513	g_pfnGetSystemWindowsDirectoryW = (PFNGETWINSYSDIR)GetProcAddress(g_hModKernel32, "GetWindowsDirectoryW");
514	g_pfnSystemTimeToTzSpecificLocalTime = (decltype(SystemTimeToTzSpecificLocalTime) *)GetProcAddress(g_hModKernel32, "SystemTimeToTzSpecificLocalTime");
515
516	/*
517	* Resolve some ntdll.dll APIs that weren't there in early NT versions.
518	*/
519	g_pfnNtQueryFullAttributesFile = (PFNNTQUERYFULLATTRIBUTESFILE)GetProcAddress(g_hModNtDll, "NtQueryFullAttributesFile");
520	g_pfnNtDuplicateToken = (PFNNTDUPLICATETOKEN)GetProcAddress( g_hModNtDll, "NtDuplicateToken");
521	g_pfnNtAlertThread = (decltype(NtAlertThread) *)GetProcAddress( g_hModNtDll, "NtAlertThread");
522
523	/*
524	* Resolve the winsock error getter and setter so assertions can save those too.
525	*/
526	rtR3InitWinSockApis();
527
528	return rc;
529	}
530
531
532	DECLHIDDEN(void) rtR3InitNativeObtrusive(uint32_t fFlags)
533	{
534	rtR3InitNativeObtrusiveWorker(fFlags);
535	}
536
537
538	DECLHIDDEN(int) rtR3InitNativeFinal(uint32_t fFlags)
539	{
540	/* Nothing to do here. */
541	RT_NOREF_PV(fFlags);
542	return VINF_SUCCESS;
543	}
544
545
546	/**
547	* Unhandled exception filter callback.
548	*
549	* Will try log stuff.
550	*/
551	static LONG CALLBACK rtR3WinUnhandledXcptFilter(PEXCEPTION_POINTERS pPtrs)
552	{
553	/*
554	* Try get the logger and log exception details.
555	*
556	* Note! We'll be using RTLogLogger for now, though we should probably add
557	* a less deadlock prone API here and gives up pretty fast if it
558	* cannot get the lock...
559	*/
560	PRTLOGGER pLogger = RTLogRelGetDefaultInstance();
561	if (!pLogger)
562	pLogger = RTLogGetDefaultInstance();
563	if (pLogger)
564	{
565	RTLogLogger(pLogger, NULL, "\n!!! rtR3WinUnhandledXcptFilter caught an exception on thread %p!!!\n", RTThreadNativeSelf());
566
567	/*
568	* Dump the exception record.
569	*/
570	uintptr_t uXcptPC = 0;
571	PEXCEPTION_RECORD pXcptRec = RT_VALID_PTR(pPtrs) && RT_VALID_PTR(pPtrs->ExceptionRecord) ? pPtrs->ExceptionRecord : NULL;
572	if (pXcptRec)
573	{
574	RTLogLogger(pLogger, NULL, "\nExceptionCode=%#010x ExceptionFlags=%#010x ExceptionAddress=%p\n",
575	pXcptRec->ExceptionCode, pXcptRec->ExceptionFlags, pXcptRec->ExceptionAddress);
576	for (uint32_t i = 0; i < RT_MIN(pXcptRec->NumberParameters, EXCEPTION_MAXIMUM_PARAMETERS); i++)
577	RTLogLogger(pLogger, NULL, "ExceptionInformation[%d]=%p\n", i, pXcptRec->ExceptionInformation[i]);
578	uXcptPC = (uintptr_t)pXcptRec->ExceptionAddress;
579
580	/* Nested? Display one level only. */
581	PEXCEPTION_RECORD pNestedRec = pXcptRec->ExceptionRecord;
582	if (RT_VALID_PTR(pNestedRec))
583	{
584	RTLogLogger(pLogger, NULL, "Nested: ExceptionCode=%#010x ExceptionFlags=%#010x ExceptionAddress=%p (nested %p)\n",
585	pNestedRec->ExceptionCode, pNestedRec->ExceptionFlags, pNestedRec->ExceptionAddress,
586	pNestedRec->ExceptionRecord);
587	for (uint32_t i = 0; i < RT_MIN(pNestedRec->NumberParameters, EXCEPTION_MAXIMUM_PARAMETERS); i++)
588	RTLogLogger(pLogger, NULL, "Nested: ExceptionInformation[%d]=%p\n", i, pNestedRec->ExceptionInformation[i]);
589	uXcptPC = (uintptr_t)pNestedRec->ExceptionAddress;
590	}
591	}
592
593	/*
594	* Dump the context record.
595	*/
596	volatile char szMarker[] = "stackmarker";
597	uintptr_t uXcptSP = (uintptr_t)&szMarker[0];
598	PCONTEXT pXcptCtx = RT_VALID_PTR(pPtrs) && RT_VALID_PTR(pPtrs->ContextRecord) ? pPtrs->ContextRecord : NULL;
599	if (pXcptCtx)
600	{
601	#ifdef RT_ARCH_AMD64
602	RTLogLogger(pLogger, NULL, "\ncs:rip=%04x:%016RX64\n", pXcptCtx->SegCs, pXcptCtx->Rip);
603	RTLogLogger(pLogger, NULL, "ss:rsp=%04x:%016RX64 rbp=%016RX64\n", pXcptCtx->SegSs, pXcptCtx->Rsp, pXcptCtx->Rbp);
604	RTLogLogger(pLogger, NULL, "rax=%016RX64 rcx=%016RX64 rdx=%016RX64 rbx=%016RX64\n",
605	pXcptCtx->Rax, pXcptCtx->Rcx, pXcptCtx->Rdx, pXcptCtx->Rbx);
606	RTLogLogger(pLogger, NULL, "rsi=%016RX64 rdi=%016RX64 rsp=%016RX64 rbp=%016RX64\n",
607	pXcptCtx->Rsi, pXcptCtx->Rdi, pXcptCtx->Rsp, pXcptCtx->Rbp);
608	RTLogLogger(pLogger, NULL, "r8 =%016RX64 r9 =%016RX64 r10=%016RX64 r11=%016RX64\n",
609	pXcptCtx->R8, pXcptCtx->R9, pXcptCtx->R10, pXcptCtx->R11);
610	RTLogLogger(pLogger, NULL, "r12=%016RX64 r13=%016RX64 r14=%016RX64 r15=%016RX64\n",
611	pXcptCtx->R12, pXcptCtx->R13, pXcptCtx->R14, pXcptCtx->R15);
612	RTLogLogger(pLogger, NULL, "ds=%04x es=%04x fs=%04x gs=%04x eflags=%08x\n",
613	pXcptCtx->SegDs, pXcptCtx->SegEs, pXcptCtx->SegFs, pXcptCtx->SegGs, pXcptCtx->EFlags);
614	RTLogLogger(pLogger, NULL, "p1home=%016RX64 p2home=%016RX64 pe3home=%016RX64\n",
615	pXcptCtx->P1Home, pXcptCtx->P2Home, pXcptCtx->P3Home);
616	RTLogLogger(pLogger, NULL, "p4home=%016RX64 p5home=%016RX64 pe6home=%016RX64\n",
617	pXcptCtx->P4Home, pXcptCtx->P5Home, pXcptCtx->P6Home);
618	RTLogLogger(pLogger, NULL, " LastBranchToRip=%016RX64 LastBranchFromRip=%016RX64\n",
619	pXcptCtx->LastBranchToRip, pXcptCtx->LastBranchFromRip);
620	RTLogLogger(pLogger, NULL, "LastExceptionToRip=%016RX64 LastExceptionFromRip=%016RX64\n",
621	pXcptCtx->LastExceptionToRip, pXcptCtx->LastExceptionFromRip);
622	uXcptSP = pXcptCtx->Rsp;
623	uXcptPC = pXcptCtx->Rip;
624
625	#elif defined(RT_ARCH_X86)
626	RTLogLogger(pLogger, NULL, "\ncs:eip=%04x:%08RX32\n", pXcptCtx->SegCs, pXcptCtx->Eip);
627	RTLogLogger(pLogger, NULL, "ss:esp=%04x:%08RX32 ebp=%08RX32\n", pXcptCtx->SegSs, pXcptCtx->Esp, pXcptCtx->Ebp);
628	RTLogLogger(pLogger, NULL, "eax=%08RX32 ecx=%08RX32 edx=%08RX32 ebx=%08RX32\n",
629	pXcptCtx->Eax, pXcptCtx->Ecx, pXcptCtx->Edx, pXcptCtx->Ebx);
630	RTLogLogger(pLogger, NULL, "esi=%08RX32 edi=%08RX32 esp=%08RX32 ebp=%08RX32\n",
631	pXcptCtx->Esi, pXcptCtx->Edi, pXcptCtx->Esp, pXcptCtx->Ebp);
632	RTLogLogger(pLogger, NULL, "ds=%04x es=%04x fs=%04x gs=%04x eflags=%08x\n",
633	pXcptCtx->SegDs, pXcptCtx->SegEs, pXcptCtx->SegFs, pXcptCtx->SegGs, pXcptCtx->EFlags);
634	uXcptSP = pXcptCtx->Esp;
635	uXcptPC = pXcptCtx->Eip;
636	#endif
637	}
638
639	/*
640	* Dump stack.
641	*/
642	uintptr_t uStack = (uintptr_t)(void *)&szMarker[0];
643	uStack -= uStack & 15;
644
645	size_t cbToDump = PAGE_SIZE - (uStack & PAGE_OFFSET_MASK);
646	if (cbToDump < 512)
647	cbToDump += PAGE_SIZE;
648	size_t cbToXcpt = uXcptSP - uStack;
649	while (cbToXcpt > cbToDump && cbToXcpt <= _16K)
650	cbToDump += PAGE_SIZE;
651	ULONG_PTR uLow = (uintptr_t)&szMarker[0];
652	ULONG_PTR uHigh = (uintptr_t)&szMarker[0];
653	if (g_pfnGetCurrentThreadStackLimits)
654	{
655	g_pfnGetCurrentThreadStackLimits(&uLow, &uHigh);
656	size_t cbToTop = RT_MAX(uLow, uHigh) - uStack;
657	if (cbToTop < _1M)
658	cbToDump = cbToTop;
659	}
660
661	RTLogLogger(pLogger, NULL, "\nStack %p, dumping %#x bytes (low=%p, high=%p)\n", uStack, cbToDump, uLow, uHigh);
662	RTLogLogger(pLogger, NULL, "%.*RhxD\n", cbToDump, uStack);
663
664	/*
665	* Try figure the thread name.
666	*
667	* Note! This involves the thread db lock, so it may deadlock, which
668	* is why it's at the end.
669	*/
670	RTLogLogger(pLogger, NULL, "Thread ID: %p\n", RTThreadNativeSelf());
671	RTLogLogger(pLogger, NULL, "Thread name: %s\n", RTThreadSelfName());
672	RTLogLogger(pLogger, NULL, "Thread IPRT: %p\n", RTThreadSelf());
673
674	/*
675	* Try dump the load information.
676	*/
677	PPEB pPeb = RTNtCurrentPeb();
678	if (RT_VALID_PTR(pPeb))
679	{
680	PPEB_LDR_DATA pLdrData = pPeb->Ldr;
681	if (RT_VALID_PTR(pLdrData))
682	{
683	PLDR_DATA_TABLE_ENTRY pFound = NULL;
684	LIST_ENTRY * const pList = &pLdrData->InMemoryOrderModuleList;
685	LIST_ENTRY *pListEntry = pList->Flink;
686	uint32_t cLoops = 0;
687	RTLogLogger(pLogger, NULL,
688	"\nLoaded Modules:\n"
689	"%-s[] Timestamp Path\n", sizeof(void ) 4 + 2 - 1, "Address range"
690	);
691	while (pListEntry != pList && RT_VALID_PTR(pListEntry) && cLoops < 1024)
692	{
693	PLDR_DATA_TABLE_ENTRY pLdrEntry = RT_FROM_MEMBER(pListEntry, LDR_DATA_TABLE_ENTRY, InMemoryOrderLinks);
694	uint32_t const cbLength = (uint32_t)(uintptr_t)pLdrEntry->Reserved3[1];
695	char chInd = ' ';
696	if (uXcptPC - (uintptr_t)pLdrEntry->DllBase < cbLength)
697	{
698	chInd = '*';
699	pFound = pLdrEntry;
700	}
701
702	if ( RT_VALID_PTR(pLdrEntry->FullDllName.Buffer)
703	&& pLdrEntry->FullDllName.Length > 0
704	&& pLdrEntry->FullDllName.Length < _8K
705	&& (pLdrEntry->FullDllName.Length & 1) == 0
706	&& pLdrEntry->FullDllName.Length <= pLdrEntry->FullDllName.MaximumLength)
707	RTLogLogger(pLogger, NULL, "%p..%p%c %08RX32 %.*ls\n",
708	pLdrEntry->DllBase, (uintptr_t)pLdrEntry->DllBase + cbLength - 1, chInd,
709	pLdrEntry->TimeDateStamp, pLdrEntry->FullDllName.Length / sizeof(RTUTF16),
710	pLdrEntry->FullDllName.Buffer);
711	else
712	RTLogLogger(pLogger, NULL, "%p..%p%c %08RX32 <bad or missing: %p LB %#x max %#x\n",
713	pLdrEntry->DllBase, (uintptr_t)pLdrEntry->DllBase + cbLength - 1, chInd,
714	pLdrEntry->TimeDateStamp, pLdrEntry->FullDllName.Buffer, pLdrEntry->FullDllName.Length,
715	pLdrEntry->FullDllName.MaximumLength);
716
717	/* advance */
718	pListEntry = pListEntry->Flink;
719	cLoops++;
720	}
721
722	/*
723	* Use the above to pick out code addresses on the stack.
724	*/
725	if ( cLoops < 1024
726	&& uXcptSP - uStack < cbToDump)
727	{
728	RTLogLogger(pLogger, NULL, "\nPotential code addresses on the stack:\n");
729	if (pFound)
730	{
731	if ( RT_VALID_PTR(pFound->FullDllName.Buffer)
732	&& pFound->FullDllName.Length > 0
733	&& pFound->FullDllName.Length < _8K
734	&& (pFound->FullDllName.Length & 1) == 0
735	&& pFound->FullDllName.Length <= pFound->FullDllName.MaximumLength)
736	RTLogLogger(pLogger, NULL, "%-s: %p - %#010RX32 bytes into %.ls\n",
737	sizeof(void ) 2, "Xcpt PC", uXcptPC, (uint32_t)(uXcptPC - (uintptr_t)pFound->DllBase),
738	pFound->FullDllName.Length / sizeof(RTUTF16), pFound->FullDllName.Buffer);
739	else
740	RTLogLogger(pLogger, NULL, "%-*s: %p - %08RX32 into module at %p\n",
741	sizeof(void ) 2, "Xcpt PC", uXcptPC, (uint32_t)(uXcptPC - (uintptr_t)pFound->DllBase),
742	pFound->DllBase);
743	}
744
745	uintptr_t const puStack = (uintptr_t const )uXcptSP;
746	uintptr_t cLeft = (cbToDump - (uXcptSP - uStack)) / sizeof(uintptr_t);
747	while (cLeft-- > 0)
748	{
749	uintptr_t uPtr = *puStack;
750	if (RT_VALID_PTR(uPtr))
751	{
752	/* Search the module table. */
753	pFound = NULL;
754	cLoops = 0;
755	pListEntry = pList->Flink;
756	while (pListEntry != pList && RT_VALID_PTR(pListEntry) && cLoops < 1024)
757	{
758	PLDR_DATA_TABLE_ENTRY pLdrEntry = RT_FROM_MEMBER(pListEntry, LDR_DATA_TABLE_ENTRY, InMemoryOrderLinks);
759	uint32_t const cbLength = (uint32_t)(uintptr_t)pLdrEntry->Reserved3[1];
760	if (uPtr - (uintptr_t)pLdrEntry->DllBase < cbLength)
761	{
762	pFound = pLdrEntry;
763	break;
764	}
765
766	/* advance */
767	pListEntry = pListEntry->Flink;
768	cLoops++;
769	}
770
771	if (pFound)
772	{
773	if ( RT_VALID_PTR(pFound->FullDllName.Buffer)
774	&& pFound->FullDllName.Length > 0
775	&& pFound->FullDllName.Length < _8K
776	&& (pFound->FullDllName.Length & 1) == 0
777	&& pFound->FullDllName.Length <= pFound->FullDllName.MaximumLength)
778	RTLogLogger(pLogger, NULL, "%p: %p - %#010RX32 bytes into %.*ls\n",
779	puStack, uPtr, (uint32_t)(uPtr - (uintptr_t)pFound->DllBase),
780	pFound->FullDllName.Length / sizeof(RTUTF16), pFound->FullDllName.Buffer);
781	else
782	RTLogLogger(pLogger, NULL, "%p: %p - %08RX32 into module at %p\n",
783	puStack, uPtr, (uint32_t)(uPtr - (uintptr_t)pFound->DllBase), pFound->DllBase);
784	}
785	}
786
787	puStack++;
788	}
789	}
790	}
791	}
792	}
793
794	/*
795	* Do the default stuff, never mind us.
796	*/
797	if (g_pfnUnhandledXcptFilter)
798	return g_pfnUnhandledXcptFilter(pPtrs);
799	return EXCEPTION_CONTINUE_SEARCH;
800	}
801

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source: vbox/trunk/src/VBox/Runtime/r3/win/init-win.cpp@ 76553

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