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87 lines
2.3 KiB
87 lines
2.3 KiB
///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1998, Microsoft Corp. All rights reserved.
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//
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// FILE
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//
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// lockkey.h
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//
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// SYNOPSIS
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//
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// Declares the class LockoutKey.
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//
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// MODIFICATION HISTORY
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//
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// 10/21/1998 Original version.
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// 01/14/1999 Removed destructor.
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _LOCKKEY_H_
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#define _LOCKKEY_H_
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#if _MSC_VER >= 1000
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#pragma once
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#endif
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///////////////////////////////////////////////////////////////////////////////
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//
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// CLASS
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//
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// LockoutKey
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//
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// DESCRIPTION
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//
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// Provides a wrapper around the AccountLockout registry key.
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//
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///////////////////////////////////////////////////////////////////////////////
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class LockoutKey
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{
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public:
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LockoutKey() throw ();
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void initialize() throw ();
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void finalize() throw ();
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// Returns the max. number of denials until a user is locked out.
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// If zero, then account lockout is disabled.
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DWORD getMaxDenials() const throw ()
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{ return maxDenials; }
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// Create and return a new sub-key.
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HKEY createEntry(PCWSTR subKeyName) throw ();
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// Open and return an existing sub-key.
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HKEY openEntry(PCWSTR subKeyName) throw ();
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// Delete a sub-key.
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void deleteEntry(PCWSTR subKeyName) throw ()
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{ RegDeleteKey(hLockout, subKeyName); }
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protected:
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// Deletes all sub-keys.
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void clear() throw ();
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// Deletes all expired sub-keys if the collection interval has passed.
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void collectGarbage() throw ();
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// Read the key's values.
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void readValues() throw ();
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private:
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DWORD maxDenials; // Max. number of denials.
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DWORD refCount; // Initialization ref. count.
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HKEY hLockout; // Registry key.
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HANDLE hChangeEvent; // Change notification event.
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HANDLE hRegisterWait; // RTL event registration.
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ULONGLONG ttl; // Time-To-Live for sub-keys.
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ULONGLONG lastCollection; // Last time we collected garbage.
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// Key change notification routine.
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static VOID NTAPI onChange(PVOID context, BOOLEAN flag) throw ();
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// Not implemented.
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LockoutKey(const LockoutKey&);
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LockoutKey& operator=(const LockoutKey&);
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};
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#endif // _LOCKKEY_H_
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