114 lines
2.7 KiB
C++
114 lines
2.7 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1996.
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//
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// File: scvgr.cxx
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//
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// Contents: CSAScavengerTask class implementation.
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//
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// Classes: CSAScavengerTask
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//
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// Functions: None.
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//
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// History: 21-Jul-96 MarkBl Created
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//
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//----------------------------------------------------------------------------
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#include "..\pch\headers.hxx"
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#pragma hdrstop
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#include "debug.hxx"
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#include "lsa.hxx"
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#include "task.hxx"
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#include "scvgr.hxx"
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//+---------------------------------------------------------------------------
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//
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// Method: CSAScavengerTask::Initialize
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//
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// Synopsis: Initialize the scavenger task by creating a wait event handle.
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//
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// Arguments: None.
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//
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// Returns: S_OK
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// CreateEvent HRESULT error code on failure.
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//
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// Notes: None.
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//
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//----------------------------------------------------------------------------
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HRESULT
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CSAScavengerTask::Initialize(void)
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{
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TRACE3(CSAScavengerTask, Initialize);
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_hWaitEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
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if (_hWaitEvent == NULL)
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{
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CHECK_HRESULT(HRESULT_FROM_WIN32(GetLastError()));
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return(HRESULT_FROM_WIN32(GetLastError()));
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}
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return(S_OK);
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CSAScavengerTask::PerformTask
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//
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// Synopsis: Let ScavengeSASecurityDBase do the actual work of cleaning
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// up the scheduling agent security database.
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//
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// Arguments: None.
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//
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// Returns: None.
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//
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// Notes: None.
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//
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//----------------------------------------------------------------------------
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void
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CSAScavengerTask::PerformTask(void)
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{
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TRACE3(CSAScavenger, PerformTask);
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DWORD dwRet = WaitForSingleObject(_hWaitEvent, _msWaitTime);
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if (dwRet == WAIT_OBJECT_0)
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{
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//
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// The scavenger is to shutdown.
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//
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ResetEvent(_hWaitEvent);
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return;
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}
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else if (WAIT_TIMEOUT)
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{
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ScavengeSASecurityDBase();
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ResetEvent(_hWaitEvent);
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}
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}
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//+---------------------------------------------------------------------------
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//
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// Method: CSAScavengerTask::Shutdown
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//
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// Synopsis: Signal the scavenger to shut down by signalling its wait
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// event.
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//
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// Arguments: None.
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//
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// Returns: None.
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//
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// Notes: None.
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//
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//----------------------------------------------------------------------------
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void
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CSAScavengerTask::Shutdown(void)
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{
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TRACE3(CSAScavengerTask, Shutdown);
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SetEvent(_hWaitEvent);
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}
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