Source code of Windows XP (NT5)
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//=======================================================================
//
// Copyright (c) 2001 Microsoft Corporation. All Rights Reserved.
//
// File: criticalfixreg.h
//
// Creator: PeterWi
//
// Purpose: AU registry related functions.
//
//=======================================================================
#pragma once
extern const TCHAR AUREGKEY_HKLM_DOMAIN_POLICY[]; // = _T("Software\\Policies\\Microsoft\\Windows\\WindowsUpdate\\AU");
extern const TCHAR AUREGKEY_HKLM_WINDOWSUPDATE_POLICY[]; // = _T("Software\\Policies\\Microsoft\\Windows\\WindowsUpdate");
extern const TCHAR AUREGKEY_HKLM_IUCONTROL_POLICY[]; // = _T("Software\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\\IUControl");
extern const TCHAR AUREGKEY_HKLM_SYSTEM_WAS_RESTORED[]; // = _T("Software\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\\Auto Update\\SystemWasRestored");
extern const TCHAR AUREGKEY_HKLM_ADMIN_POLICY[] ; // = _T("Software\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\\Auto Update");
extern const TCHAR AUREGKEY_HKCU_USER_POLICY[]; // = _T("Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\WindowsUpdate");
extern const TCHAR AUREGVALUE_DISABLE_WINDOWS_UPDATE_ACCESS[]; // = _T("DisableWindowsUpdateAccess");
////////////////////////////////////////////////////////////////////////////
//
// Public Function GetRegStringValue()
// Read the registry value of timestamp for last detection
// Input: Name of value, value, and size of value
// Output: SYSTEMTIME structure contains the time
// Return: HRESULT flag indicating the success of this function
//
////////////////////////////////////////////////////////////////////////////
HRESULT GetRegStringValue(LPCTSTR lpszValueName, LPTSTR lpszBuffer, int nCharCount, LPCTSTR lpszSubKeyName = AUREGKEY_HKLM_ADMIN_POLICY);
////////////////////////////////////////////////////////////////////////////
//
// Public Function SetRegStringValue()
// Set the registry value of timestamp as current system local time
// Input: name of the value to set. and value,
//
// Output: None
// Return: HRESULT flag indicating the success of this function
//
////////////////////////////////////////////////////////////////////////////
HRESULT SetRegStringValue(LPCTSTR lpszValueName, LPCTSTR lpszNewValue, LPCTSTR lpszSubKeyName = AUREGKEY_HKLM_ADMIN_POLICY);
////////////////////////////////////////////////////////////////////////////
//
// Public Function DeleteRegValue()
// Delete the registry value entry
// Input: name of the value to entry,
// Output: None
// Return: HRESULT flag indicating the success of this function
//
////////////////////////////////////////////////////////////////////////////
HRESULT DeleteRegValue(LPCTSTR lpszValueName);
////////////////////////////////////////////////////////////////////////////
//
// Public Function GetRegDWordValue()
// Get a DWORD from specified regustry value name
// Input: name of the value to retrieve value
// Output: pointer to the retrieved value
// Return: HRESULT flag indicating the success of this function
//
////////////////////////////////////////////////////////////////////////////
HRESULT GetRegDWordValue(LPCTSTR lpszValueName, LPDWORD pdwValue, LPCTSTR lpszSubKeyName = AUREGKEY_HKLM_ADMIN_POLICY);
////////////////////////////////////////////////////////////////////////////
//
// Public Function SetRegDWordValue()
// Set the registry value as a DWORD
// Input: name of the value to set. value to set
// Output: None
// Return: HRESULT flag indicating the success of this function
//
////////////////////////////////////////////////////////////////////////////
HRESULT SetRegDWordValue(LPCTSTR lpszValueName, DWORD dwValue, DWORD options = REG_OPTION_NON_VOLATILE, LPCTSTR lpszSubKeyName = AUREGKEY_HKLM_ADMIN_POLICY);
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