94 lines
2.1 KiB
C++
94 lines
2.1 KiB
C++
//==========================================================================
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright 1998 - 1999 Microsoft Corporation. All Rights Reserved.
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//
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//--------------------------------------------------------------------------
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#include "precomp.h"
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//+---------------------------------------------------------------------------
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//
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// Member: CLockHandler::CLockHandler, public
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//
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// Synopsis: Constructor
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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//----------------------------------------------------------------------------
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CLockHandler::CLockHandler()
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{
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m_dwLockThreadId = 0;
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InitializeCriticalSection(&m_CriticalSection);
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLockHandler::~CLockHandler, public
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//
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// Synopsis: Destructor
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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//----------------------------------------------------------------------------
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CLockHandler::~CLockHandler()
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{
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Assert (0 == m_dwLockThreadId);
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DeleteCriticalSection(&m_CriticalSection);
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLockHandler::Lock, public
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//
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// Synopsis: Adds a lock to the specified class
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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//----------------------------------------------------------------------------
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void CLockHandler::Lock(DWORD dwThreadId)
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{
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EnterCriticalSection(&m_CriticalSection);
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m_dwLockThreadId = dwThreadId;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CLockHandler::UnLock, public
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//
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// Synopsis: Removes a lock to the specified class
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//
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// Arguments:
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//
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// Returns:
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//
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// Modifies:
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//
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//----------------------------------------------------------------------------
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void CLockHandler::UnLock()
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{
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m_dwLockThreadId = 0;
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LeaveCriticalSection(&m_CriticalSection);
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}
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