You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
955 lines
28 KiB
955 lines
28 KiB
//+---------------------------------------------------------------------------
|
|
//
|
|
// Microsoft Windows
|
|
// Copyright (C) Microsoft Corporation, 1998.
|
|
//
|
|
// File: acpienab.cpp
|
|
//
|
|
// Contents: Functions to enable ACPI on a machine which has had NT5
|
|
// installed in legacy mode
|
|
//
|
|
// Notes:
|
|
//
|
|
// Author: t-sdey 17 July 98
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
#include <winnt32.h>
|
|
#include <devguid.h>
|
|
extern "C" {
|
|
#include <cfgmgr32.h>
|
|
#include "idchange.h"
|
|
}
|
|
#include "acpienab.h"
|
|
#include "acpirsrc.h"
|
|
|
|
// Global Variables
|
|
HINSTANCE g_hinst;
|
|
TCHAR g_ACPIENAB_INF[] = TEXT(".\\acpienab.inf"); // local directory
|
|
TCHAR g_LAYOUT_INF[] = TEXT("layout.inf"); // winnt\inf directory
|
|
TCHAR g_HAL_BACKUP[] = TEXT("hal-old.dll");
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: WinMain
|
|
//
|
|
// Purpose: Run everything
|
|
//
|
|
// Arguments: Standard WinMain arguments
|
|
//
|
|
// Author: t-sdey 27 July 98
|
|
//
|
|
// Notes:
|
|
//
|
|
int WINAPI WinMain(HINSTANCE hInstance,
|
|
HINSTANCE hPrevInstance,
|
|
LPSTR lpCmdLine,
|
|
int nCmdShow)
|
|
{
|
|
g_hinst = hInstance;
|
|
|
|
// Enable ACPI
|
|
ACPIEnable();
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------------------------
|
|
//
|
|
// Function: ACPIEnable
|
|
//
|
|
// Purpose: This function performs the steps necessary to enable ACPI
|
|
// and bring the system to a point where the user can log in
|
|
// after rebooting. It leaves finding "new" hardware to after
|
|
// the user has rebooted and logged in again.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: S_OK if successful
|
|
// S_FALSE if unsuccessful
|
|
//
|
|
// Author: t-sdey 27 July 98
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT ACPIEnable()
|
|
{
|
|
//
|
|
// These steps are in order from least to most crucial to the stability
|
|
// of the system, in case of errors.
|
|
//
|
|
// Step 1: Test to see if ACPI can be enabled and warn the user to close
|
|
// everything else.
|
|
// Step 2: Prepare a safe configuration in case of errors.
|
|
// Step 3: Set up keyboard and mouse for use after reboot. This involves
|
|
// removing them from the CriticalDeviceDatabase so that they will
|
|
// be reconfigured (according to the new ACPI layout) after reboot.
|
|
// The current keyboards and mice are in the CDD, but we must
|
|
// populate it with all possibilities, because their HardwareIDs
|
|
// will probably change once ACPI is enabled.
|
|
// Step 4: Add new values to the registry:
|
|
// - Add ACPI to the CriticalDeviceDatabase
|
|
// - Add keyboards and mice to the CriticalDeviceDatabase
|
|
// - Enable ACPI in the registry
|
|
// Step 5: Copy the ACPI driver.
|
|
// Step 6: Copy the new HAL.
|
|
// Step 7: Reboot.
|
|
//
|
|
|
|
|
|
//
|
|
// Step 1: Test to see if ACPI can be enabled and warn the user to close
|
|
// everything else.
|
|
//
|
|
|
|
// Make sure the user has administrative access
|
|
if (!IsAdministrator()) {
|
|
DisplayDialogBox(ACPI_STR_ERROR_DIALOG_CAPTION,
|
|
ACPI_STR_ADMIN_ACCESS_REQUIRED,
|
|
MB_OK | MB_ICONERROR);
|
|
return S_FALSE;
|
|
}
|
|
|
|
// Test to see if ACPI is supported on this architecture
|
|
SYSTEM_INFO SystemInfo; // Will be used later to determine HAL
|
|
GetSystemInfo(&SystemInfo);
|
|
if (SystemInfo.wProcessorArchitecture != PROCESSOR_ARCHITECTURE_INTEL) {
|
|
// Not supported
|
|
DisplayDialogBox(ACPI_STR_ERROR_DIALOG_CAPTION,
|
|
ACPI_STR_NOT_SUPPORTED,
|
|
MB_OK | MB_ICONERROR);
|
|
return S_FALSE;
|
|
}
|
|
|
|
// Warn the user to shut down any other programs
|
|
if (DisplayDialogBox(ACPI_STR_WARNING_DIALOG_CAPTION,
|
|
ACPI_STR_SHUTDOWN_WARNING,
|
|
MB_YESNO | MB_ICONWARNING) == IDNO) {
|
|
// The user cancelled
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
//
|
|
// Step 2: Prepare a safe configuration in case of errors.
|
|
//
|
|
|
|
// Make a backup copy of the old HAL
|
|
|
|
// Get location of the system directory
|
|
TCHAR* szSystemDir = new TCHAR[MAX_PATH+1];
|
|
if (!szSystemDir) {
|
|
// Out of memory
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
UINT uiSysDirLen = GetSystemDirectory(szSystemDir, MAX_PATH+1);
|
|
if (uiSysDirLen == 0) {
|
|
// Some error occurred
|
|
DisplayGenericErrorAndUndoChanges();
|
|
if (szSystemDir) delete[] szSystemDir;
|
|
return S_FALSE;
|
|
}
|
|
|
|
// Assemble strings with the locations of the current and backup file
|
|
TCHAR szHal[] = TEXT("hal.dll");
|
|
TCHAR* szHalCurrent = new TCHAR[uiSysDirLen + lstrlen(szHal) + 1];
|
|
TCHAR* szHalBackup = new TCHAR[uiSysDirLen + lstrlen(g_HAL_BACKUP) + 1];
|
|
if (!szHalCurrent || !szHalBackup) {
|
|
// Out of memory
|
|
DisplayGenericErrorAndUndoChanges();
|
|
delete[] szSystemDir;
|
|
if (szHalCurrent) delete[] szHalCurrent;
|
|
if (szHalBackup) delete[] szHalBackup;
|
|
return S_FALSE;
|
|
}
|
|
_tcscpy(szHalCurrent, szSystemDir);
|
|
_tcscat(szHalCurrent, TEXT("\\"));
|
|
_tcscat(szHalCurrent, szHal);
|
|
_tcscpy(szHalBackup, szSystemDir);
|
|
_tcscat(szHalBackup, TEXT("\\"));
|
|
_tcscat(szHalBackup, g_HAL_BACKUP);
|
|
|
|
// Copy the HAL
|
|
if (CopyFile(szHalCurrent, szHalBackup, FALSE) == FALSE) {
|
|
// Error copying file
|
|
DisplayGenericErrorAndUndoChanges();
|
|
delete[] szSystemDir;
|
|
delete[] szHalCurrent;
|
|
delete[] szHalBackup;
|
|
return S_FALSE;
|
|
}
|
|
|
|
delete[] szSystemDir;
|
|
delete[] szHalCurrent;
|
|
delete[] szHalBackup;
|
|
|
|
|
|
// Make it possible to boot with the backup HAL if necessary
|
|
|
|
// Find the system partition letter
|
|
|
|
// Edit boot.ini
|
|
// -- add new NT5 boot line with "\HAL=hal-old.dll" on the end
|
|
|
|
// Temporary: tell the user to do it manually
|
|
MessageBox(NULL,
|
|
TEXT("If you want to ensure that you can recover if this process fails,\nadd a line to your boot.ini with \" /HAL=hal-old.dll\""),
|
|
TEXT("This is a temporary hack!"),
|
|
MB_ICONWARNING | MB_OK);
|
|
|
|
|
|
|
|
//
|
|
// Step 3: Set up keyboard and mouse for use after reboot. This involves
|
|
// removing them from the CriticalDeviceDatabase so that they will
|
|
// be reconfigured (according to the new ACPI layout) after reboot.
|
|
// The current keyboards and mice are in the CDD, but we must
|
|
// populate it with all possibilities, because their HardwareIDs
|
|
// will probably change once ACPI is enabled.
|
|
//
|
|
|
|
// Set up keyboard(s) for use after reboot
|
|
if (RegDeleteDeviceKey(&GUID_DEVCLASS_KEYBOARD) == FALSE) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
|
|
// Set up mouse (mice) for use after reboot
|
|
if (RegDeleteDeviceKey(&GUID_DEVCLASS_MOUSE) == FALSE) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// Step 4: Add new values to the registry:
|
|
// - Add ACPI to the CriticalDeviceDatabase
|
|
// - Add keyboards and mice to the CriticalDeviceDatabase
|
|
// - Enable ACPI in the registry
|
|
//
|
|
|
|
if (InstallRegistryAndFilesUsingInf(g_ACPIENAB_INF,
|
|
TEXT("ACPI_REGISTRY.Install")) == 0) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// Step 5: Copy the ACPI driver.
|
|
//
|
|
|
|
// Copy the ACPI driver to the system directory
|
|
if (InstallRegistryAndFilesUsingInf(g_ACPIENAB_INF,
|
|
TEXT("ACPI_DRIVER.Install")) == 0) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// Step 6: Copy the new HAL.
|
|
//
|
|
|
|
// Determine which HAL will be needed
|
|
|
|
TCHAR szHalInstall[50];
|
|
int HAL = 0;
|
|
|
|
// Determine if it's a single or multi-processor machine
|
|
BOOL SingleProc = (SystemInfo.dwNumberOfProcessors == 1);
|
|
if (SingleProc) {
|
|
HAL += 2;
|
|
}
|
|
|
|
// Determine if it's a PIC or APIC machine
|
|
BOOL PIC = TRUE;
|
|
if (!SingleProc) { // Don't run the UsePICHal function unless we have to
|
|
PIC = FALSE;
|
|
} else {
|
|
if (UsePICHal(&PIC) == FALSE) {
|
|
// An error occurred
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
}
|
|
if (PIC) {
|
|
HAL += 1;
|
|
}
|
|
|
|
// Lookup table for HALs
|
|
switch (HAL) {
|
|
case 3: // x86 1-proc PIC
|
|
_tcscpy(szHalInstall, TEXT("INTEL_1PROC_PIC_HAL"));
|
|
break;
|
|
case 2: // x86 1-proc APIC
|
|
_tcscpy(szHalInstall, TEXT("INTEL_1PROC_APIC_HAL"));
|
|
break;
|
|
case 1: // x86 multi-proc PIC -- doesn't exist...
|
|
_tcscpy(szHalInstall, TEXT("INTEL_MULTIPROC_PIC_HAL"));
|
|
break;
|
|
case 0: // x86 multi-proc APIC
|
|
_tcscpy(szHalInstall, TEXT("INTEL_MULTIPROC_APIC_HAL"));
|
|
break;
|
|
}
|
|
_tcscat(szHalInstall, TEXT(".Install"));
|
|
|
|
// Copy the HAL to the system directory
|
|
if (InstallRegistryAndFilesUsingInf(g_ACPIENAB_INF, szHalInstall) == 0) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// Step 7: Reboot.
|
|
//
|
|
|
|
// Warn the user that we're going to reboot
|
|
DisplayDialogBox(ACPI_STR_REBOOT_DIALOG_CAPTION,
|
|
ACPI_STR_REBOOT_WARNING,
|
|
MB_OK);
|
|
|
|
// Get shutdown privilege by opening the process token and adjusting its
|
|
// privileges.
|
|
HANDLE hToken;
|
|
TOKEN_PRIVILEGES tkp;
|
|
if (!OpenProcessToken(GetCurrentProcess(),
|
|
TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
|
|
&hToken)) {
|
|
// Could not open process token. Tell the user to reboot manually.
|
|
DisplayDialogBox(ACPI_STR_REBOOT_DIALOG_CAPTION,
|
|
ACPI_STR_REBOOT_ERROR,
|
|
MB_OK);
|
|
return S_OK;
|
|
}
|
|
LookupPrivilegeValue(NULL,
|
|
SE_SHUTDOWN_NAME,
|
|
&tkp.Privileges[0].Luid);
|
|
tkp.PrivilegeCount = 1;
|
|
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
|
|
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0, (PTOKEN_PRIVILEGES)NULL, 0);
|
|
|
|
// Reboot
|
|
if (ExitWindowsEx(EWX_REBOOT | EWX_FORCEIFHUNG, 0) == 0) {
|
|
// An error occurred. Tell the user to reboot manually.
|
|
DisplayDialogBox(ACPI_STR_REBOOT_DIALOG_CAPTION,
|
|
ACPI_STR_REBOOT_ERROR,
|
|
MB_OK);
|
|
}
|
|
|
|
return S_OK;
|
|
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: InstallRegistryAndFilesUsingInf
|
|
//
|
|
// Purpose: Open an INF file and perform the registry addition/deletion and
|
|
// file copy operations specified there under a given install
|
|
// section.
|
|
//
|
|
// Arguments: szInfFileName [in] Name of INF file to open
|
|
// (should be located in system inf
|
|
// directory)
|
|
// szInstallSection [in] Install section (in INF) to use
|
|
//
|
|
// Returns: TRUE if successful
|
|
// FALSE otherwise
|
|
//
|
|
// Author: t-sdey 14 Aug 98
|
|
//
|
|
// Notes:
|
|
//
|
|
BOOL InstallRegistryAndFilesUsingInf(IN LPCTSTR szInfFileName,
|
|
IN LPCTSTR szInstallSection)
|
|
{
|
|
HINF hinf;
|
|
|
|
//
|
|
// Prepare the file queue
|
|
//
|
|
|
|
// Create a file queue
|
|
HSPFILEQ FileQueue = SetupOpenFileQueue();
|
|
if(!FileQueue || (FileQueue == INVALID_HANDLE_VALUE)) {
|
|
// Error
|
|
return FALSE;
|
|
}
|
|
|
|
// Initialize the queue callback function
|
|
HWND Window = NULL;
|
|
VOID* DefaultContext = SetupInitDefaultQueueCallback(Window);
|
|
|
|
|
|
//
|
|
// Open the INF file and perform file installation
|
|
//
|
|
|
|
// Open the source INF
|
|
hinf = SetupOpenInfFile(szInfFileName, TEXT("System"), INF_STYLE_WIN4, NULL);
|
|
if (hinf == INVALID_HANDLE_VALUE) {
|
|
// Error
|
|
SetupCloseFileQueue(FileQueue);
|
|
return FALSE;
|
|
}
|
|
|
|
// Append the layout INF to get the source location for the files
|
|
if (SetupOpenAppendInfFile(g_LAYOUT_INF, hinf, NULL) == FALSE) {
|
|
// Could not open file
|
|
SetupCloseInfFile(hinf);
|
|
SetupCloseFileQueue(FileQueue);
|
|
return FALSE;
|
|
}
|
|
|
|
// Read the INF and perform the actions it dictates
|
|
if (SetupInstallFromInfSection(NULL,
|
|
hinf,
|
|
szInstallSection,
|
|
SPINST_REGISTRY | SPINST_FILES,
|
|
HKEY_LOCAL_MACHINE,
|
|
NULL, // Source root path
|
|
SP_COPY_WARNIFSKIP,
|
|
(PSP_FILE_CALLBACK)SetupDefaultQueueCallback,
|
|
DefaultContext,
|
|
NULL,
|
|
NULL) == 0) {
|
|
// Error
|
|
SetupCloseInfFile(hinf);
|
|
SetupCloseFileQueue(FileQueue);
|
|
return FALSE;
|
|
}
|
|
|
|
// Commit the file queue to make sure all queued file copies are performed
|
|
if (SetupCommitFileQueue(NULL,
|
|
FileQueue,
|
|
(PSP_FILE_CALLBACK)SetupDefaultQueueCallback,
|
|
DefaultContext) == 0) {
|
|
// Error
|
|
SetupCloseInfFile(hinf);
|
|
SetupCloseFileQueue(FileQueue);
|
|
return FALSE;
|
|
}
|
|
|
|
// Clean up
|
|
SetupCloseInfFile(hinf);
|
|
SetupCloseFileQueue(FileQueue);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: RegDeleteDeviceKey
|
|
//
|
|
// Purpose: All devices described by guid are removed from the device
|
|
// tree (HKLM\SYSTEM\CurrentControlSet\Enum\Root).
|
|
// This forces them to be reconfigured on reboot.
|
|
//
|
|
// Arguments: guid [in] GUID of device class
|
|
//
|
|
// Returns: TRUE if successful.
|
|
// FALSE otherwise.
|
|
//
|
|
// Author: t-sdey 14 Aug 98
|
|
//
|
|
// Notes:
|
|
//
|
|
BOOL RegDeleteDeviceKey(IN const GUID* guid)
|
|
{
|
|
// Open the Root key under Enum with administrative access
|
|
HKEY hkey = NULL;
|
|
TCHAR szEnumRoot[] = TEXT("SYSTEM\\CurrentControlSet\\Enum\\Root");
|
|
PSECURITY_DESCRIPTOR psdOriginal = NULL;
|
|
if (DwRegOpenKeyExWithAdminAccess(HKEY_LOCAL_MACHINE,
|
|
szEnumRoot,
|
|
KEY_ALL_ACCESS,
|
|
&hkey,
|
|
&psdOriginal) != ERROR_SUCCESS) {
|
|
// Error
|
|
RegCloseKey(hkey);
|
|
return FALSE;
|
|
}
|
|
|
|
// Get the list of devices with this GUID on the system. Remove each
|
|
// of them from the device tree, so that the next time the computer boots
|
|
// it is re-detected and re-configured for the new ACPI setup.
|
|
// (Otherwise the device will be configured incorrectly.)
|
|
|
|
// Get the list of devices with this GUID on the system
|
|
HDEVINFO hdiDeviceClass = SetupDiGetClassDevs(guid, NULL, NULL, 0);
|
|
|
|
// Prepare data structures for loop
|
|
SP_DEVINFO_DATA DeviceInfoData;
|
|
DeviceInfoData.cbSize = sizeof(SP_DEVINFO_DATA);
|
|
DWORD dwIndex = 0;
|
|
unsigned long BufferMax = 5000; // 5000 chars better be enough for the HID!
|
|
unsigned long BufferLen;
|
|
TCHAR* szHardwareID = new TCHAR[BufferMax];
|
|
if (szHardwareID == NULL) {
|
|
// Out of memory
|
|
DisplayGenericErrorAndUndoChanges();
|
|
SetupDiDestroyDeviceInfoList(hdiDeviceClass);
|
|
if (psdOriginal) delete psdOriginal;
|
|
RegCloseKey(hkey);
|
|
return FALSE;
|
|
}
|
|
|
|
// Loop for each device with this GUID
|
|
while (SetupDiEnumDeviceInfo(hdiDeviceClass, dwIndex, &DeviceInfoData)) {
|
|
// Get the Hardware ID
|
|
BufferLen = BufferMax;
|
|
if (CM_Get_DevInst_Registry_Property_Ex(DeviceInfoData.DevInst,
|
|
CM_DRP_HARDWAREID,
|
|
NULL,
|
|
szHardwareID,
|
|
&BufferLen,
|
|
0,
|
|
0) != CR_SUCCESS) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
SetupDiDestroyDeviceInfoList(hdiDeviceClass);
|
|
if (szHardwareID) delete[] szHardwareID;
|
|
if (psdOriginal) delete psdOriginal;
|
|
RegCloseKey(hkey);
|
|
return FALSE;
|
|
}
|
|
|
|
// Remove from the device tree
|
|
if (RegDeleteKeyAndSubkeys(hkey, szHardwareID, TRUE) != ERROR_SUCCESS) {
|
|
// Error
|
|
DisplayGenericErrorAndUndoChanges();
|
|
SetupDiDestroyDeviceInfoList(hdiDeviceClass);
|
|
if (szHardwareID) delete[] szHardwareID;
|
|
if (psdOriginal) delete psdOriginal;
|
|
RegCloseKey(hkey);
|
|
return FALSE;
|
|
}
|
|
|
|
dwIndex++;
|
|
}
|
|
|
|
// Reset the security on the Root key
|
|
if (psdOriginal) {
|
|
RegSetKeySecurity(hkey,
|
|
(SECURITY_INFORMATION) (DACL_SECURITY_INFORMATION),
|
|
psdOriginal);
|
|
delete psdOriginal;
|
|
}
|
|
|
|
// Clean up
|
|
SetupDiDestroyDeviceInfoList(hdiDeviceClass);
|
|
if (szHardwareID)
|
|
delete[] szHardwareID;
|
|
if (hkey)
|
|
RegCloseKey(hkey);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: DisplayGenericErrorAndUndoChanges
|
|
//
|
|
// Purpose: Pop up a message box with a generic error message and then
|
|
// undo as many changes as possible. Basically, used to recover
|
|
// from errors which occur before ACPI is fully enabled.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Author: t-sdey 31 July 98
|
|
//
|
|
// Notes:
|
|
//
|
|
void DisplayGenericErrorAndUndoChanges()
|
|
{
|
|
// Give a generic error message
|
|
DisplayDialogBox(ACPI_STR_ERROR_DIALOG_CAPTION,
|
|
ACPI_STR_GENERAL_ERROR_MESSAGE,
|
|
MB_OK | MB_ICONERROR);
|
|
|
|
// Remove new entries from the CriticalDeviceDatabase
|
|
InstallRegistryAndFilesUsingInf(g_ACPIENAB_INF,
|
|
TEXT("ACPI_UNDO_CHANGES.Install"));
|
|
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: DisplayDialogBox
|
|
//
|
|
// Purpose: Display a popup informing the user of a warning or error.
|
|
//
|
|
// Arguments: dwCaptionID [in] the ID of the caption for the window
|
|
// dwMessageID [in] the ID of the message to display
|
|
// uiBoxType [in] the type of box to use
|
|
//
|
|
// Returns: integer flag, as would be returned by MessageBox
|
|
//
|
|
// Author: t-sdey 28 July 98
|
|
//
|
|
// Notes:
|
|
//
|
|
int DisplayDialogBox(IN DWORD dwCaptionID,
|
|
IN DWORD dwMessageID,
|
|
IN UINT uiBoxType)
|
|
{
|
|
// Prepare the strings
|
|
TCHAR szCaption[512];
|
|
TCHAR szMessage[5000];
|
|
if(!LoadString(g_hinst, dwCaptionID, szCaption, 512)) {
|
|
szCaption[0] = 0;
|
|
}
|
|
if(!LoadString(g_hinst, dwMessageID, szMessage, 5000)) {
|
|
szMessage[0] = 0;
|
|
}
|
|
|
|
// Create the dialog box
|
|
return (MessageBox(NULL, szMessage, szCaption, uiBoxType));
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: RegDeleteKeyAndSubkeys
|
|
//
|
|
// Purpose: (Recursively) Remove a registry key and all of its subkeys
|
|
//
|
|
// Arguments: hKey [in] Handle to an open registry key
|
|
// lpszSubKey [in] Name of a subkey to be deleted along with all
|
|
// of its subkeys
|
|
// UseAdminAccess [in] Flag to indicate whether or not to try to
|
|
// use administrative access
|
|
//
|
|
// Returns: ERROR_SUCCESS if entire subtree was successfully deleted.
|
|
// ERROR_ACCESS_DENIED if given subkey could not be deleted.
|
|
//
|
|
// Author: t-sdey 15 July 98
|
|
//
|
|
// Notes: Modified from regedit.
|
|
// This specifically does not attempt to deal rationally with the
|
|
// case where the caller may not have access to some of the subkeys
|
|
// of the key to be deleted. In this case, all the subkeys which
|
|
// the caller can delete will be deleted, but the api will still
|
|
// return ERROR_ACCESS_DENIED.
|
|
//
|
|
LONG RegDeleteKeyAndSubkeys(IN HKEY hKey,
|
|
IN LPTSTR lpszSubKey,
|
|
IN BOOL UseAdminAccess)
|
|
{
|
|
DWORD i;
|
|
HKEY Key;
|
|
LONG Status;
|
|
DWORD dwStatus;
|
|
DWORD ClassLength=0;
|
|
DWORD SubKeys;
|
|
DWORD MaxSubKey;
|
|
DWORD MaxClass;
|
|
DWORD Values;
|
|
DWORD MaxValueName;
|
|
DWORD MaxValueData;
|
|
DWORD SecurityLength;
|
|
FILETIME LastWriteTime;
|
|
LPTSTR NameBuffer;
|
|
PSECURITY_DESCRIPTOR psdOriginal = NULL; // used to remember security settings
|
|
|
|
//
|
|
// First open the given key so we can enumerate its subkeys
|
|
//
|
|
if (UseAdminAccess) {
|
|
dwStatus = DwRegOpenKeyExWithAdminAccess(hKey,
|
|
lpszSubKey,
|
|
KEY_ALL_ACCESS,
|
|
&Key,
|
|
&psdOriginal);
|
|
if (dwStatus == ERROR_SUCCESS) {
|
|
Status = ERROR_SUCCESS;
|
|
} else {
|
|
Status = !(ERROR_SUCCESS); // It just has to be something else
|
|
}
|
|
} else {
|
|
Status = RegOpenKeyEx(hKey,
|
|
lpszSubKey,
|
|
0,
|
|
KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE,
|
|
&Key);
|
|
}
|
|
|
|
if (Status != ERROR_SUCCESS) {
|
|
//
|
|
// possibly we have delete access, but not enumerate/query.
|
|
// So go ahead and try the delete call, but don't worry about
|
|
// any subkeys. If we have any, the delete will fail anyway.
|
|
//
|
|
Status = RegDeleteKey(hKey, lpszSubKey);
|
|
if (psdOriginal) {
|
|
// Make sure to reset the subkey security -- probably a paranoid check
|
|
RegSetKeySecurity(Key,
|
|
(SECURITY_INFORMATION) (DACL_SECURITY_INFORMATION),
|
|
psdOriginal);
|
|
free(psdOriginal);
|
|
}
|
|
return(Status);
|
|
}
|
|
|
|
//
|
|
// Use RegQueryInfoKey to determine how big to allocate the buffer
|
|
// for the subkey names.
|
|
//
|
|
Status = RegQueryInfoKey(Key,
|
|
NULL,
|
|
&ClassLength,
|
|
0,
|
|
&SubKeys,
|
|
&MaxSubKey,
|
|
&MaxClass,
|
|
&Values,
|
|
&MaxValueName,
|
|
&MaxValueData,
|
|
&SecurityLength,
|
|
&LastWriteTime);
|
|
if ((Status != ERROR_SUCCESS) &&
|
|
(Status != ERROR_MORE_DATA) &&
|
|
(Status != ERROR_INSUFFICIENT_BUFFER)) {
|
|
// Make sure to reset the subkey security
|
|
if (psdOriginal) {
|
|
RegSetKeySecurity(Key,
|
|
(SECURITY_INFORMATION) (DACL_SECURITY_INFORMATION),
|
|
psdOriginal);
|
|
free(psdOriginal);
|
|
}
|
|
|
|
RegCloseKey(Key);
|
|
return(Status);
|
|
}
|
|
|
|
NameBuffer = (LPTSTR) LocalAlloc(LPTR, (MaxSubKey + 1)*sizeof(TCHAR));
|
|
if (NameBuffer == NULL) {
|
|
// Make sure to reset the subkey security
|
|
if (psdOriginal) {
|
|
RegSetKeySecurity(Key,
|
|
(SECURITY_INFORMATION) (DACL_SECURITY_INFORMATION),
|
|
psdOriginal);
|
|
free(psdOriginal);
|
|
}
|
|
|
|
RegCloseKey(Key);
|
|
return(ERROR_NOT_ENOUGH_MEMORY);
|
|
}
|
|
|
|
//
|
|
// Enumerate subkeys and apply ourselves to each one.
|
|
//
|
|
i=0;
|
|
do {
|
|
Status = RegEnumKey(Key, i, NameBuffer, MaxSubKey+1);
|
|
if (Status == ERROR_SUCCESS) {
|
|
Status = RegDeleteKeyAndSubkeys(Key, NameBuffer, UseAdminAccess);
|
|
}
|
|
|
|
if (Status != ERROR_SUCCESS) {
|
|
//
|
|
// Failed to delete the key at the specified index. Increment
|
|
// the index and keep going. We could probably bail out here,
|
|
// since the api is going to fail, but we might as well keep
|
|
// going and delete everything we can.
|
|
//
|
|
++i;
|
|
}
|
|
|
|
} while ((Status != ERROR_NO_MORE_ITEMS) && (i < SubKeys));
|
|
|
|
LocalFree((HLOCAL) NameBuffer);
|
|
RegCloseKey(Key);
|
|
|
|
// Delete the key
|
|
Status = RegDeleteKey(hKey, lpszSubKey);
|
|
|
|
if (psdOriginal)
|
|
free(psdOriginal);
|
|
|
|
return (Status);
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: IsAdministrator
|
|
//
|
|
// Purpose: Determine whether or not the current user has administrative
|
|
// access to the system.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: TRUE if the current user has administrative access
|
|
// FALSE otherwise
|
|
//
|
|
// Author: t-sdey 17 Aug 98
|
|
//
|
|
// Notes: Copied from \nt\private\tapi\tomahawk\admin\setup\admin.c
|
|
//
|
|
BOOL IsAdministrator()
|
|
{
|
|
PTOKEN_GROUPS ptgGroups;
|
|
DWORD dwSize, dwBufferSize;
|
|
HANDLE hThread;
|
|
HANDLE hAccessToken;
|
|
PSID psidAdministrators;
|
|
SID_IDENTIFIER_AUTHORITY siaNtAuthority = SECURITY_NT_AUTHORITY;
|
|
UINT x;
|
|
BOOL bResult = FALSE;
|
|
|
|
|
|
dwSize = 1000;
|
|
ptgGroups = (PTOKEN_GROUPS)GlobalAlloc(GPTR, dwSize);
|
|
hThread = GetCurrentProcess();
|
|
if (!(OpenProcessToken(hThread,
|
|
TOKEN_READ,
|
|
&hAccessToken))) {
|
|
CloseHandle(hThread);
|
|
return FALSE;
|
|
}
|
|
|
|
dwBufferSize = 0;
|
|
while (TRUE)
|
|
{
|
|
if (GetTokenInformation(hAccessToken,
|
|
TokenGroups,
|
|
(LPVOID)ptgGroups,
|
|
dwSize,
|
|
&dwBufferSize)) {
|
|
break;
|
|
}
|
|
|
|
if (dwBufferSize > dwSize) {
|
|
GlobalFree(ptgGroups);
|
|
ptgGroups = (PTOKEN_GROUPS)GlobalAlloc(GPTR, dwBufferSize);
|
|
dwSize = dwBufferSize;
|
|
} else {
|
|
CloseHandle(hThread);
|
|
CloseHandle(hAccessToken);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
if ( !(AllocateAndInitializeSid(&siaNtAuthority,
|
|
2,
|
|
SECURITY_BUILTIN_DOMAIN_RID,
|
|
DOMAIN_ALIAS_RID_ADMINS,
|
|
0, 0, 0, 0, 0, 0,
|
|
&psidAdministrators))) {
|
|
CloseHandle(hThread);
|
|
CloseHandle(hAccessToken);
|
|
GlobalFree( ptgGroups );
|
|
return FALSE;
|
|
}
|
|
|
|
for (x = 0; x < ptgGroups->GroupCount; x++) {
|
|
if (EqualSid(psidAdministrators, ptgGroups->Groups[x].Sid)) {
|
|
bResult = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
FreeSid(psidAdministrators);
|
|
CloseHandle(hAccessToken);
|
|
CloseHandle(hThread);
|
|
GlobalFree(ptgGroups);
|
|
|
|
return bResult;
|
|
}
|
|
|
|
|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: UsePICHal
|
|
//
|
|
// Purpose: Determine whether this is a PIC machine or not (not=APIC).
|
|
//
|
|
// Arguments: pPIC [out] A flag saying whether or not the machine is a PIC
|
|
// machine. If it is (and there are no errors) then
|
|
// pPIC will be set to TRUE. If it is an APIC machine
|
|
// pPIC will be FALSE.
|
|
//
|
|
// Returns: TRUE if test was successful
|
|
// FALSE if an error occurred
|
|
//
|
|
// Author: t-sdey 20 Aug 98
|
|
//
|
|
// Notes:
|
|
//
|
|
BOOL UsePICHal(IN BOOL* PIC)
|
|
{
|
|
*PIC = TRUE;
|
|
|
|
// Find out which HAL was installed during setup by looking at
|
|
// winnt\repair\setup.log.
|
|
|
|
//
|
|
// Determine the location of the setup log
|
|
//
|
|
|
|
// Determine the location of the windows directory
|
|
TCHAR* szLogPath = new TCHAR[MAX_PATH+1];
|
|
if (!szLogPath) {
|
|
// Out of memory
|
|
return FALSE;
|
|
}
|
|
if (GetWindowsDirectory(szLogPath, MAX_PATH+1) == 0) {
|
|
// Some error occurred
|
|
if (szLogPath) delete[] szLogPath;
|
|
return FALSE;
|
|
}
|
|
|
|
// Complete the log path
|
|
_tcscat(szLogPath, TEXT("\\repair\\setup.log"));
|
|
|
|
//
|
|
// Get the string describing the HAL that was used in setup
|
|
//
|
|
|
|
TCHAR szSetupHal[100];
|
|
int numchars= GetPrivateProfileString(TEXT("Files.WinNt"),
|
|
TEXT("\\WINNT\\system32\\hal.dll"),
|
|
TEXT("DEFAULT"),
|
|
szSetupHal,
|
|
100,
|
|
szLogPath);
|
|
if (numchars == 0) {
|
|
// Could not get string
|
|
if (szLogPath) delete[] szLogPath;
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// Determine if the APIC HAL was installed
|
|
//
|
|
|
|
// Test to see if the string is "halapic.dll"
|
|
TCHAR szApicHal[] = TEXT("halapic.dll");
|
|
szSetupHal[lstrlen(szApicHal)] = 0; // make sure it's null-terminated
|
|
if (_tcsstr(szSetupHal, szApicHal) != NULL) {
|
|
// They match... It's an APIC HAL
|
|
*PIC = FALSE;
|
|
}
|
|
|
|
delete[] szLogPath;
|
|
return TRUE;
|
|
}
|