/* $Id$ */
/** @file
* IPRT - Init Ring-3, Windows Specific Code.
*/
/*
* Copyright (C) 2006-2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#define LOG_GROUP RTLOGGROUP_DEFAULT
#include <Windows.h>
#ifndef LOAD_LIBRARY_SEARCH_APPLICATION_DIR
# define LOAD_LIBRARY_SEARCH_APPLICATION_DIR 0x200
# define LOAD_LIBRARY_SEARCH_SYSTEM32 0x800
#endif
#include "internal-r3-win.h"
#include <iprt/initterm.h>
#include <iprt/assert.h>
#include <iprt/err.h>
#include <iprt/string.h>
#include "../init.h"
/*******************************************************************************
* Global Variables *
*******************************************************************************/
/** Windows DLL loader protection level. */
DECLHIDDEN(RTR3WINLDRPROT) g_enmWinLdrProt = RTR3WINLDRPROT_NONE;
/** Our simplified windows version. */
DECLHIDDEN(RTWINOSTYPE) g_enmWinVer = kRTWinOSType_UNKNOWN;
/** Extended windows version information. */
DECLHIDDEN(OSVERSIONINFOEXW) g_WinOsInfoEx;
/** The native kernel32.dll handle. */
DECLHIDDEN(HMODULE) g_hModKernel32 = NULL;
/** The native ntdll.dll handle. */
DECLHIDDEN(HMODULE) g_hModNtDll = NULL;
/**
* Translates OSVERSIONINOFEX into a Windows OS type.
*
* @returns The Windows OS type.
* @param pOSInfoEx The OS info returned by Windows.
*
* @remarks This table has been assembled from Usenet postings, personal
* observations, and reading other people's code. Please feel
* free to add to it or correct it.
* <pre>
dwPlatFormID dwMajorVersion dwMinorVersion dwBuildNumber
95 1 4 0 950
95 SP1 1 4 0 >950 && <=1080
95 OSR2 1 4 <10 >1080
98 1 4 10 1998
98 SP1 1 4 10 >1998 && <2183
98 SE 1 4 10 >=2183
ME 1 4 90 3000
NT 3.51 2 3 51 1057
NT 4 2 4 0 1381
2000 2 5 0 2195
XP 2 5 1 2600
2003 2 5 2 3790
Vista 2 6 0
CE 1.0 3 1 0
CE 2.0 3 2 0
CE 2.1 3 2 1
CE 3.0 3 3 0
</pre>
*/
static RTWINOSTYPE rtR3InitWinSimplifiedVersion(OSVERSIONINFOEXW const *pOSInfoEx)
{
RTWINOSTYPE enmVer = kRTWinOSType_UNKNOWN;
BYTE const bProductType = pOSInfoEx->wProductType;
DWORD const dwPlatformId = pOSInfoEx->dwPlatformId;
DWORD const dwMinorVersion = pOSInfoEx->dwMinorVersion;
DWORD const dwMajorVersion = pOSInfoEx->dwMajorVersion;
DWORD const dwBuildNumber = pOSInfoEx->dwBuildNumber & 0xFFFF; /* Win 9x needs this. */
if ( dwPlatformId == VER_PLATFORM_WIN32_WINDOWS
&& dwMajorVersion == 4)
{
if ( dwMinorVersion < 10
&& dwBuildNumber == 950)
enmVer = kRTWinOSType_95;
else if ( dwMinorVersion < 10
&& dwBuildNumber > 950
&& dwBuildNumber <= 1080)
enmVer = kRTWinOSType_95SP1;
else if ( dwMinorVersion < 10
&& dwBuildNumber > 1080)
enmVer = kRTWinOSType_95OSR2;
else if ( dwMinorVersion == 10
&& dwBuildNumber == 1998)
enmVer = kRTWinOSType_98;
else if ( dwMinorVersion == 10
&& dwBuildNumber > 1998
&& dwBuildNumber < 2183)
enmVer = kRTWinOSType_98SP1;
else if ( dwMinorVersion == 10
&& dwBuildNumber >= 2183)
enmVer = kRTWinOSType_98SE;
else if (dwMinorVersion == 90)
enmVer = kRTWinOSType_ME;
}
else if (dwPlatformId == VER_PLATFORM_WIN32_NT)
{
if ( dwMajorVersion == 3
&& dwMinorVersion == 51)
enmVer = kRTWinOSType_NT351;
else if ( dwMajorVersion == 4
&& dwMinorVersion == 0)
enmVer = kRTWinOSType_NT4;
else if ( dwMajorVersion == 5
&& dwMinorVersion == 0)
enmVer = kRTWinOSType_2K;
else if ( dwMajorVersion == 5
&& dwMinorVersion == 1)
enmVer = kRTWinOSType_XP;
else if ( dwMajorVersion == 5
&& dwMinorVersion == 2)
enmVer = kRTWinOSType_2003;
else if ( dwMajorVersion == 6
&& dwMinorVersion == 0)
{
if (bProductType != VER_NT_WORKSTATION)
enmVer = kRTWinOSType_2008;
else
enmVer = kRTWinOSType_VISTA;
}
else if ( dwMajorVersion == 6
&& dwMinorVersion == 1)
enmVer = kRTWinOSType_7;
else if ( dwMajorVersion == 6
&& dwMinorVersion == 2)
enmVer = kRTWinOSType_8;
else if ( dwMajorVersion == 6
&& dwMinorVersion == 3)
enmVer = kRTWinOSType_81;
else if ( dwMajorVersion == 6
&& dwMinorVersion == 4)
enmVer = kRTWinOSType_10;
else
enmVer = kRTWinOSType_NT_UNKNOWN;
}
return enmVer;
}
/**
* Initializes the global variables related to windows version.
*/
static void rtR3InitWindowsVersion(void)
{
Assert(g_hModNtDll != NULL);
/*
* ASSUMES OSVERSIONINFOEX starts with the exact same layout as OSVERSIONINFO (safe).
*/
AssertCompileMembersSameSizeAndOffset(OSVERSIONINFOEX, szCSDVersion, OSVERSIONINFO, szCSDVersion);
AssertCompileMemberOffset(OSVERSIONINFOEX, wServicePackMajor, sizeof(OSVERSIONINFO));
/*
* Use the NT version of GetVersionExW so we don't get fooled by
* compatability shims.
*/
RT_ZERO(g_WinOsInfoEx);
g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
LONG (__stdcall *pfnRtlGetVersion)(OSVERSIONINFOEXW *);
*(FARPROC *)&pfnRtlGetVersion = GetProcAddress(g_hModNtDll, "RtlGetVersion");
LONG rcNt = -1;
if (pfnRtlGetVersion)
rcNt = pfnRtlGetVersion(&g_WinOsInfoEx);
if (rcNt != 0)
{
/*
* Couldn't find it or it failed, try the windows version of the API.
*/
RT_ZERO(g_WinOsInfoEx);
g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
if (!GetVersionExW((POSVERSIONINFOW)&g_WinOsInfoEx))
{
/*
* If that didn't work either, just get the basic version bits.
*/
RT_ZERO(g_WinOsInfoEx);
g_WinOsInfoEx.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
if (GetVersionExW((POSVERSIONINFOW)&g_WinOsInfoEx))
Assert(g_WinOsInfoEx.dwPlatformId != VER_PLATFORM_WIN32_NT || g_WinOsInfoEx.dwMajorVersion < 5);
else
{
AssertBreakpoint();
RT_ZERO(g_WinOsInfoEx);
}
}
}
if (g_WinOsInfoEx.dwOSVersionInfoSize)
g_enmWinVer = rtR3InitWinSimplifiedVersion(&g_WinOsInfoEx);
}
static int rtR3InitNativeObtrusiveWorker(void)
{
/*
* Disable error popups.
*/
UINT fOldErrMode = SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX | fOldErrMode);
/*
* Restrict DLL searching for the process on windows versions which allow
* us to do so.
* - The first trick works on XP SP1+ and disables the searching of the
* current directory.
* - The second trick is W7 w/ KB2533623 and W8+, it restrict the DLL
* searching to the application directory and the System32 directory.
*/
int rc = VINF_SUCCESS;
typedef BOOL (WINAPI *PFNSETDLLDIRECTORY)(LPCWSTR);
PFNSETDLLDIRECTORY pfnSetDllDir = (PFNSETDLLDIRECTORY)GetProcAddress(g_hModKernel32, "SetDllDirectoryW");
if (pfnSetDllDir)
{
if (pfnSetDllDir(L""))
g_enmWinLdrProt = RTR3WINLDRPROT_NO_CWD;
else
rc = VERR_INTERNAL_ERROR_3;
}
/** @bugref 6861: Observed GUI issues on Vista (32-bit and 64-bit). */
if (g_enmWinVer > kRTWinOSType_VISTA)
{
typedef BOOL(WINAPI *PFNSETDEFAULTDLLDIRECTORIES)(DWORD);
PFNSETDEFAULTDLLDIRECTORIES pfnSetDefDllDirs;
pfnSetDefDllDirs = (PFNSETDEFAULTDLLDIRECTORIES)GetProcAddress(g_hModKernel32, "SetDefaultDllDirectories");
if (pfnSetDefDllDirs)
{
if (pfnSetDefDllDirs(LOAD_LIBRARY_SEARCH_APPLICATION_DIR | LOAD_LIBRARY_SEARCH_SYSTEM32))
g_enmWinLdrProt = RTR3WINLDRPROT_SAFE;
else if (RT_SUCCESS(rc))
rc = VERR_INTERNAL_ERROR_4;
}
}
return rc;
}
DECLHIDDEN(int) rtR3InitNativeFirst(uint32_t fFlags)
{
/*
* Make sure we've got the handles of the two main Windows NT dlls.
*/
g_hModKernel32 = GetModuleHandleW(L"kernel32.dll");
if (g_hModKernel32 == NULL)
return VERR_INTERNAL_ERROR_2;
g_hModNtDll = GetModuleHandleW(L"ntdll.dll");
if (g_hModNtDll == NULL)
return VERR_INTERNAL_ERROR_2;
rtR3InitWindowsVersion();
int rc = VINF_SUCCESS;
if (!(fFlags & RTR3INIT_FLAGS_UNOBTRUSIVE))
rc = rtR3InitNativeObtrusiveWorker();
return rc;
}
DECLHIDDEN(void) rtR3InitNativeObtrusive(void)
{
rtR3InitNativeObtrusiveWorker();
}
DECLHIDDEN(int) rtR3InitNativeFinal(uint32_t fFlags)
{
/* Nothing to do here. */
return VINF_SUCCESS;
}