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windows-xp/Source/XPSP1/NT/base/ntsetup/winnt32/apmupgrd/apmdetct.cpp

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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1998.
//
// File: apmdetct.cpp
//
// Contents: Private functions for detection and disabling of APM drivers and
// services from various vendors
//
// Notes:
//
// Author: t-sdey 29 June 98
//
//----------------------------------------------------------------------------
#include <winnt32.h>
#include "apmupgrd.h"
#include "apmrsrc.h"
/******************************************************************************
*
* SYSTEMSOFT DRIVERS
*
******************************************************************************/
//+---------------------------------------------------------------------------
//
// Function: HrDetectAndDisableSystemSoftAPMDrivers
//
// Purpose: Detect SystemSoft drivers/services which will not work under
// NT 5.0 and disable them.
//
// Arguments:
//
// Returns: S_OK if detect/disable was successful
// S_FALSE if unsuccessful/cancelled -- must ABORT SETUP!
//
// Author: t-sdey 29 June 98
//
// Notes: Services detected: PowerProfiler, CardWizard
//
HRESULT HrDetectAndDisableSystemSoftAPMDrivers()
{
HRESULT hrStatus = S_OK;
// If PowerProfiler is present, pop up a dialog box warning the
// user that it is about to be disabled, and then disable it.
while ((hrStatus == S_OK) && DetectSystemSoftPowerProfiler()) {
int button = DisplayAPMDisableWarningDialog(APM_STR_WARNING_DIALOG_CAPTION,
APM_STR_SYSTEMSOFTPP_DISABLE);
// Check to see if the user clicked "OK"
if (button == IDOK) {
// Disable PowerProfiler
hrStatus = HrDisableSystemSoftPowerProfiler();
} else {
// The user clicked "Cancel"
hrStatus = S_FALSE;
}
}
// If CardWizard is present, pop up a dialog box warning the
// user that it is about to be disabled, and then disable it.
while ((hrStatus == S_OK) && DetectSystemSoftCardWizard()) {
int button = DisplayAPMDisableWarningDialog(APM_STR_WARNING_DIALOG_CAPTION,
APM_STR_SYSTEMSOFTCW_DISABLE);
// Check to see if the user clicked "OK"
if (button == IDOK) {
// Disable PowerProfiler
hrStatus = HrDisableSystemSoftCardWizard();
} else {
// The user clicked "Cancel"
hrStatus = S_FALSE;
}
}
return hrStatus;
}
//+---------------------------------------------------------------------------
//
// Function: DetectSystemSoftPowerProfiler
//
// Purpose: Detect SystemSoft PowerProfiler, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: TRUE if PowerProfiler is detected
// FALSE otherwise
//
// Author: t-sdey 2 July 98
//
// Notes:
//
BOOL DetectSystemSoftPowerProfiler()
{
BOOL fFound = FALSE;
// Look in the registry to see if PowerProfiler is present
HKEY hkPP = NULL;
HKEY hkPPUninst = NULL;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\SystemSoft\\PowerProfiler"),
0,
KEY_READ,
&hkPP) == ERROR_SUCCESS) {
/* Also look for the uninstall utility, because sometimes "ghosts" of
PowerProfiler stay in the registry at
HKLM\Software\SystemSoft\PowerProfiler after it has been uninstalled.
If the uninstall utility is present, then we assume that PowerProfiler
really is there. -- Do we need to triple-check???
*/
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\PowerProNT1DeinstKey"),
0,
KEY_READ,
&hkPP) == ERROR_SUCCESS) {
// Found PowerProfiler
fFound = TRUE;
}
}
if (hkPP)
RegCloseKey(hkPP);
if (hkPPUninst)
RegCloseKey(hkPPUninst);
return fFound;
}
//+---------------------------------------------------------------------------
//
// Function: HrDisableSystemSoftPowerProfiler
//
// Purpose: Disable SystemSoft PowerProfiler, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: S_OK if disable was successful
// S_FALSE if unsuccessful -- must ABORT SETUP!
//
// Author: t-sdey 29 June 98
//
// Notes:
//
HRESULT HrDisableSystemSoftPowerProfiler()
{
// Call the uninstall function in the registry
if (CallUninstallFunction(TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\PowerProNT1DeinstKey"),
TEXT("\" -a")) == S_OK) {
// Uninstall worked
return S_OK;
} else {
// An error occurred
return S_FALSE;
}
}
//+---------------------------------------------------------------------------
//
// Function: DetectSystemSoftCardWizard
//
// Purpose: Detect SystemSoft CardWizard, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: TRUE if CardWizard is detected
// FALSE otherwise
//
// Author: t-sdey 7 July 98
//
// Notes:
//
BOOL DetectSystemSoftCardWizard()
{
BOOL fFound = FALSE;
// Look in the registry to see if CardWizard is present
HKEY hkCW = NULL;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\SystemSoft\\CardWizard for Windows NT"),
0,
KEY_READ,
&hkCW) == ERROR_SUCCESS) {
// Found CardWizard
fFound = TRUE;
}
if (hkCW)
RegCloseKey(hkCW);
return fFound;
}
//+---------------------------------------------------------------------------
//
// Function: HrDisableSystemSoftCardWizard
//
// Purpose: Disable SystemSoft CardWizard, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: S_OK if disable was successful
// S_FALSE if unsuccessful -- must ABORT SETUP!
//
// Author: t-sdey 7 July 98
//
// Notes:
//
HRESULT HrDisableSystemSoftCardWizard()
{
HRESULT hrStatus = S_OK;
// Use the registry to locate the CardWizard uninstall utility
if (CallUninstallFunction(TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\CardWizard for Windows NT"),
TEXT(" -a")) == S_OK) {
// Uninstall worked
return S_OK;
} else {
// Could not find (or could not run) CardWizard uninstall utility -
// do it by hand :(
// This case happens if someone has CardWizard 2.0, which has no uninstall
/*
* REMOVE ALL CARDWIZARD KEYS FROM THE REGISTRY
*/
HKEY hkCW = NULL;
// Go down the list of registry keys that are supposed to be there and
// delete them if they are present.
if (RegOpenKeyEx(HKEY_USERS,
TEXT(".DEFAULT\\Software\\SystemSoft"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
DeleteRegKeyAndSubkeys(hkCW, TEXT("CardWizard for Windows NT"));
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\SystemSoft"),
0,
KEY_ALL_ACCESS,
&hkCW) == ERROR_SUCCESS) {
DeleteRegKeyAndSubkeys(hkCW, TEXT("CardWizard for Windows NT"));
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
RegDeleteValue(hkCW, TEXT("CardView"));
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\WinLogon"),
0,
KEY_ALL_ACCESS,
&hkCW) == ERROR_SUCCESS) {
// Flag to stop this key adjustment without stopping the whole removal process
BOOL fStop = FALSE;
// First, we get the string
const long c_lMax = (65535 / sizeof(TCHAR)) + 1;
TCHAR* szVal;
szVal = new TCHAR[c_lMax];
if (!szVal) {
// Out of memory
hrStatus = S_FALSE;
fStop = TRUE;
}
DWORD dwValType;
DWORD dwValSz = c_lMax;
if ((!fStop) && (RegQueryValueEx(hkCW,
TEXT("UserInit"),
NULL,
&dwValType,
(LPBYTE)szVal,
&dwValSz) != ERROR_SUCCESS)) {
// Some error occurred
hrStatus = S_FALSE;
fStop = TRUE;
}
// Construct our substring to be removed. It will be something like
// ",C:\Program Files\SystemSoft\CardWizard\WizNT.exe -L". But we can't
// be sure it's in that directory, so we have to look for the beginning
// comma and the "WizNT.exe -L".
TCHAR* szSubString = NULL;
if (!fStop) {
// Find the start and end characters
TCHAR* pszStart = NULL;
TCHAR* pszEnd = NULL;
pszEnd = _tcsstr(szVal, TEXT("WizNT.exe -L"));
if (pszEnd) {
pszEnd = pszEnd + 12;
} else {
// Did not find the string; don't continue trying to remove it
fStop = TRUE;
}
if (!fStop) {
TCHAR* pszTemp = szVal;
while (pszTemp < pszEnd) {
pszStart = pszTemp;
pszTemp = _tcsstr(pszStart + 1, TEXT(","));
if (!pszTemp)
break;
}
if (pszStart == NULL) {
// There was some error
fStop = TRUE;
}
}
// Copy into a new string
if (!fStop) {
int sslen = (int)(pszEnd - pszStart);
szSubString = new TCHAR[sslen + 1];
for (int i = 0; i < sslen; i++) {
szSubString[i] = pszStart[i];
}
szSubString[i] = '\0';
}
}
// Finally we search the string to find our substring and construct a new
// one with the substring removed
TCHAR* szRemoved = NULL;
if (!fStop) {
// We can't really assume this is the exact string, can we??
if (RemoveSubString(szVal, szSubString, &szRemoved)) {
// Store the result in the registry
RegSetValueEx(hkCW,
TEXT("UserInit"),
NULL,
REG_SZ,
(LPBYTE)szRemoved,
(lstrlen(szRemoved) + 1) * sizeof(TCHAR));
}
}
// Clean up
if (szVal)
delete[] szVal;
if (szSubString)
delete[] szSubString;
if (szRemoved)
delete[] szRemoved;
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Control\\GroupOrderList"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
// Is it safe to delete this value?
RegDeleteValue(hkCW, TEXT("System Bus Extender"));
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
RegDeleteKey(hkCW, TEXT("DrvMgr"));
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\EventLog\\System"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
RegDeleteKey(hkCW, TEXT("FlashCrd"));
RegDeleteKey(hkCW, TEXT("PatDisk"));
RegDeleteKey(hkCW, TEXT("PCCard"));
RegDeleteKey(hkCW, TEXT("PCICnfg"));
RegDeleteKey(hkCW, TEXT("Platform"));
RegDeleteKey(hkCW, TEXT("PSerial"));
RegDeleteKey(hkCW, TEXT("Resman"));
RegDeleteKey(hkCW, TEXT("SRAMCard"));
RegDeleteKey(hkCW, TEXT("SSCrdBus"));
RegDeleteKey(hkCW, TEXT("SSI365"));
RegCloseKey(hkCW);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services"),
0,
KEY_WRITE,
&hkCW) == ERROR_SUCCESS) {
DeleteRegKeyAndSubkeys(hkCW, TEXT("FlashCrd"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("patdisk"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("PCCard"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("PCICnfg"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("Platform"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("pndis"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("pserial"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("resman"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("SRAMCard"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("SSCrdBus"));
DeleteRegKeyAndSubkeys(hkCW, TEXT("SSI365"));
RegCloseKey(hkCW);
}
/*
* REMOVE CARDWIZARD FROM THE SYSTEM TRAY??
*/
/*
* REMOVE CARDWIZARD LINKS FROM THE START MENU
*/
/*
* REMOVE CARDWIZARD FILES FROM THE COMPUTER
*/
// Now, no matter how much of the above failed, CardWizard is disabled
hrStatus = S_OK;
}
return hrStatus;
}
/******************************************************************************
*
* AWARD DRIVERS
*
******************************************************************************/
//+---------------------------------------------------------------------------
//
// Function: HrDetectAndDisableAwardAPMDrivers
//
// Purpose: Detect Award APM drivers/services which will not work under
// NT 5.0 and disable them.
//
// Arguments:
//
// Returns: S_OK if detect/disable was successful
// S_FALSE if unsuccessful/cancelled -- must ABORT SETUP!
//
// Author: t-sdey 6 July 98
//
// Notes: Services detected: CardWare
//
HRESULT HrDetectAndDisableAwardAPMDrivers()
{
HRESULT hrStatus = S_OK;
// If Award CardWare is present, pop up a dialog box warning the
// user that it is about to be disabled, and then disable it.
while (DetectAwardCardWare() && (hrStatus == S_OK)) {
int button = DisplayAPMDisableWarningDialog(APM_STR_WARNING_DIALOG_CAPTION,
APM_STR_AWARDCW_DISABLE);
// Check to see if the user clicked "OK"
if (button == IDOK) {
// Disable PowerProfiler
hrStatus = HrDisableAwardCardWare();
} else {
// The user clicked "Cancel"
hrStatus = S_FALSE;
}
}
return hrStatus;
}
//+---------------------------------------------------------------------------
//
// Function: DetectAwardCardWare
//
// Purpose: Detect Award CardWare, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: TRUE if CardWare is detected
// FALSE otherwise
//
// Author: t-sdey 6 July 98
//
// Notes:
//
BOOL DetectAwardCardWare()
{
BOOL fFound = FALSE;
// Look in the registry to see if CardWare is present
HKEY hkCWUninst = NULL;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\CardWare"),
0,
KEY_READ,
&hkCWUninst) == ERROR_SUCCESS) {
// Found CardWare
fFound = TRUE;
}
if (hkCWUninst)
RegCloseKey(hkCWUninst);
return fFound;
}
//+---------------------------------------------------------------------------
//
// Function: HrDisableAwardCardWare
//
// Purpose: Disable Award CardWare, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: S_OK if disable was successful
// S_FALSE if unsuccessful -- must ABORT SETUP!
//
// Author: t-sdey 6 July 98
//
// Notes:
//
HRESULT HrDisableAwardCardWare()
{
if (CallUninstallFunction(TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\CardWare"),
TEXT(" -a")) == S_OK) {
// Uninstall worked
return S_OK;
} else {
// An error occurred
return S_FALSE;
}
}
/******************************************************************************
*
* SOFTEX DRIVERS
*
******************************************************************************/
//+---------------------------------------------------------------------------
//
// Function: HrDetectAndDisableSoftexAPMDrivers
//
// Purpose: Detect Softex drivers/services which will not work under
// NT 5.0 and disable them.
//
// Arguments:
//
// Returns: S_OK if detect/disable was successful
// S_FALSE if unsuccessful/cancelled -- must ABORT SETUP!
//
// Author: t-sdey 6 July 98
//
// Notes: Services detected: Phoenix
//
HRESULT HrDetectAndDisableSoftexAPMDrivers()
{
HRESULT hrStatus = S_OK;
// If Softex Phoenix is present, pop up a dialog box warning the
// user that it is about to be disabled, and then disable it.
while (DetectSoftexPhoenix() && (hrStatus == S_OK)) {
int button = DisplayAPMDisableWarningDialog(APM_STR_WARNING_DIALOG_CAPTION,
APM_STR_SOFTEXP_DISABLE);
// Check to see if the user clicked "OK"
if (button == IDOK) {
// Disable Phoenix
hrStatus = HrDisableSoftexPhoenix();
} else {
// The user clicked "Cancel"
hrStatus = S_FALSE;
}
}
return hrStatus;
}
//+---------------------------------------------------------------------------
//
// Function: DetectSoftexPhoenix
//
// Purpose: Detect Softex Phoenix, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: TRUE if Softex Phoenix is detected
// FALSE otherwise
//
// Author: t-sdey 6 July 98
//
// Notes:
//
BOOL DetectSoftexPhoenix()
{
BOOL fFound = FALSE;
// Look for a couple of keys in the registry
HKEY hkPhoenix = NULL;
if ((RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\pwrstart"),
0,
KEY_READ,
&hkPhoenix) == ERROR_SUCCESS) ||
(RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\power"),
0,
KEY_READ,
&hkPhoenix) == ERROR_SUCCESS)) {
fFound = TRUE;
}
if (hkPhoenix)
RegCloseKey(hkPhoenix);
return fFound;
}
//+---------------------------------------------------------------------------
//
// Function: HrDisableSoftexPhoenix
//
// Purpose: Disable Softex Phoenix, which will not work under NT 5.0.
//
// Arguments:
//
// Returns: S_OK if disable was successful
// S_FALSE if unsuccessful -- must ABORT SETUP!
//
// Author: t-sdey 6 July 98
//
// Notes:
//
HRESULT HrDisableSoftexPhoenix()
{
// Call the uninstall function in the registry
if (CallUninstallFunction(TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\Softex APM Software"),
NULL) == S_OK) {
// Uninstall worked
return S_OK;
}
// Could not find (or could not run) Phoenix uninstall - do it by hand :(
HRESULT hrStatus = S_OK;
// Delete registry entries
HKEY hkPhoenix = NULL;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services"),
0,
KEY_WRITE,
&hkPhoenix) == ERROR_SUCCESS) {
DeleteRegKeyAndSubkeys(hkPhoenix, TEXT("pwrstart"));
DeleteRegKeyAndSubkeys(hkPhoenix, TEXT("power"));
RegCloseKey(hkPhoenix);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\WinLogon"),
0,
KEY_WRITE,
&hkPhoenix) == ERROR_SUCCESS) {
// First, we get the string
DWORD dwValType;
const long c_lMax = (65535 / sizeof(TCHAR)) + 1;
DWORD dwValSz = c_lMax;
TCHAR* szComplete = new TCHAR[c_lMax];
if (!szComplete) {
// Out of memory
RegCloseKey(hkPhoenix);
return (S_FALSE);
}
if (RegQueryValueEx(hkPhoenix,
TEXT("UserInit"),
NULL,
&dwValType,
(LPBYTE) szComplete,
&dwValSz) != ERROR_SUCCESS) {
// Some error occurred
hrStatus = S_FALSE;
}
// Now we search the string to find our substring and construct a new
// one with the substring removed
TCHAR* szRemoved = NULL;
if (hrStatus == S_OK) {
if (!RemoveSubString(szComplete, TEXT(",power"), &szRemoved))
hrStatus = S_FALSE;
else {
// Store the result in the registry
hrStatus = RegSetValueEx(hkPhoenix,
TEXT("UserInit"),
NULL,
REG_SZ,
(LPBYTE)szRemoved,
(lstrlen(szRemoved) + 1) * sizeof(TCHAR));
}
}
// Clean up
if (szRemoved)
delete[] szRemoved;
if (szComplete)
delete[] szComplete;
RegCloseKey(hkPhoenix);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\WinLogon"),
0,
KEY_WRITE,
&hkPhoenix) == ERROR_SUCCESS) {
RegSetValueEx(hkPhoenix,
TEXT("PowerdownAfterShutdown"),
NULL,
REG_SZ,
(LPBYTE)TEXT("0"),
2*sizeof(TCHAR));
RegCloseKey(hkPhoenix);
}
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run"),
0,
KEY_WRITE,
&hkPhoenix) == ERROR_SUCCESS) {
RegDeleteValue(hkPhoenix, TEXT("power"));
RegCloseKey(hkPhoenix);
}
// Delete files in system directory
/*
' delete .cpl file
On Error Resume Next
Kill gstrWinSysDir & "power.cpl"
On Error Resume Next
Name (gstrWinSysDir & "power.cpl") As (gstrWinSysDir & "power.cpk")
*/
return hrStatus;
}
/******************************************************************************
*
* IBM DRIVERS
*
******************************************************************************/
//+---------------------------------------------------------------------------
//
// Function: HrDetectAndDisableIBMAPMDrivers
//
// Purpose: Detect IBM APM drivers/services which will not work under
// NT 5.0 and disable them.
//
// Arguments:
//
// Returns: S_OK if detect/disable was successful
// S_FALSE if unsuccessful/cancelled -- must ABORT SETUP!
//
// Author: t-sdey 13 July 98
//
// Notes:
//
HRESULT HrDetectAndDisableIBMAPMDrivers()
{
HRESULT hrStatus = S_OK;
// If IBM drivers are present, pop up a dialog box warning the
// user that they are about to be disabled, and then disable them.
while (DetectIBMDrivers() && (hrStatus == S_OK)) {
int button = DisplayAPMDisableWarningDialog(APM_STR_WARNING_DIALOG_CAPTION,
APM_STR_IBM_DISABLE);
// Check to see if the user clicked "OK"
if (button == IDOK) {
// Disable PowerProfiler
hrStatus = HrDisableIBMDrivers();
} else {
// The user clicked "Cancel"
hrStatus = S_FALSE;
}
}
return hrStatus;
}
//+---------------------------------------------------------------------------
//
// Function: DetectIBMDrivers
//
// Purpose: Detect IBM APM drivers which will not work under NT 5.0.
//
// Arguments:
//
// Returns: TRUE if drivers are detected
// FALSE otherwise
//
// Author: t-sdey 13 July 98
//
// Notes:
//
BOOL DetectIBMDrivers()
{
BOOL fFound = FALSE;
// Look in the registry to see if IBM drivers are present
HKEY hkIBM = NULL;
if ((RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\TpChrSrv"),
0,
KEY_READ,
&hkIBM) == ERROR_SUCCESS) ||
(RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services\\TpPmPort"),
0,
KEY_READ,
&hkIBM) == ERROR_SUCCESS)) {
// Found driver(s)
fFound = TRUE;
}
if (hkIBM)
RegCloseKey(hkIBM);
return fFound;
}
//+---------------------------------------------------------------------------
//
// Function: HrDisableIBMDrivers
//
// Purpose: Disable IBM APM drivers which will not work under NT 5.0.
//
// Arguments:
//
// Returns: S_OK if disable was successful
// S_FALSE if unsuccessful -- must ABORT SETUP!
//
// Author: t-sdey 13 July 98
//
// Notes:
//
HRESULT HrDisableIBMDrivers()
{
HRESULT hrStatus = S_OK;
HKEY hkIBM = NULL;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
TEXT("SYSTEM\\CurrentControlSet\\Services"),
0,
KEY_WRITE,
&hkIBM) == ERROR_SUCCESS) {
DeleteRegKeyAndSubkeys(hkIBM, TEXT("TpChrSrv"));
DeleteRegKeyAndSubkeys(hkIBM, TEXT("TpPmPort"));
RegCloseKey(hkIBM);
} else {
hrStatus = S_FALSE;
}
return hrStatus;
}