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58 lines
2.5 KiB
58 lines
2.5 KiB
// --------------------------------------------------------------------------
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// Module Name: LogonMutex.h
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//
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// Copyright (c) 2001, Microsoft Corporation
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//
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// File that implements a class that manages a single global logon mutex.
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//
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// History: 2001-04-06 vtan created
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// --------------------------------------------------------------------------
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#ifndef _LogonMutex_
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#define _LogonMutex_
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// --------------------------------------------------------------------------
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// CLogonMutex
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//
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// Purpose: This class encapsulates a logon mutex for exclusion to the
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// interactive logon interface offered by the friendly UI.
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//
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// History: 2001-04-06 vtan created
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// --------------------------------------------------------------------------
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class CLogonMutex
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{
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private:
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CLogonMutex (void);
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~CLogonMutex (void);
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public:
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static void Acquire (void);
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static void Release (void);
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static void SignalReply (void);
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static void SignalShutdown (void);
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static void StaticInitialize (void);
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static void StaticTerminate (void);
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private:
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static HANDLE CreateShutdownEvent (void);
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static HANDLE CreateLogonMutex (void);
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static HANDLE CreateLogonRequestMutex (void);
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static HANDLE OpenShutdownEvent (void);
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static HANDLE OpenLogonMutex (void);
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private:
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static DWORD s_dwThreadID;
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static LONG s_lAcquireCount;
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static HANDLE s_hMutex;
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static HANDLE s_hMutexRequest;
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static HANDLE s_hEvent;
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static const TCHAR s_szLogonMutexName[];
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static const TCHAR s_szLogonRequestMutexName[];
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static const TCHAR s_szLogonReplyEventName[];
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static const TCHAR s_szShutdownEventName[];
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static SID_IDENTIFIER_AUTHORITY s_SecurityNTAuthority;
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static SID_IDENTIFIER_AUTHORITY s_SecurityWorldSID;
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};
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#endif /* _LogonMutex_ */
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