159 lines
3.1 KiB
C++
159 lines
3.1 KiB
C++
/*==========================================================================
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*
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* Copyright (C) 2000 Microsoft Corporation. All Rights Reserved.
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*
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* File: AsyncOp.cpp
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* Content: Async Operation routines
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*@@BEGIN_MSINTERNAL
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* History:
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* Date By Reason
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* ==== == ======
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* 04/08/00 mjn Created
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* 04/11/00 mjn Added DIRECTNETOBJECT bilink for CAsyncOps
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* 05/02/00 mjn Added m_pConnection to track Connection over life of AsyncOp
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* 07/27/00 mjn Changed locking for parent/child bilinks
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* 08/05/00 RichGr IA64: Use %p format specifier in DPFs for 32/64-bit pointers and handles.
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*@@END_MSINTERNAL
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*
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***************************************************************************/
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#include "dncorei.h"
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// CAsyncOp::ReturnSelfToPool
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//
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// Return object to FPM
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::ReturnSelfToPool"
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void CAsyncOp::ReturnSelfToPool( void )
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{
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m_pdnObject->m_pFPOOLAsyncOp->Release( this );
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}
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::Release"
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void CAsyncOp::Release(void)
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{
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LONG lRefCount;
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DNASSERT(m_lRefCount > 0);
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lRefCount = InterlockedDecrement(const_cast<LONG*>(&m_lRefCount));
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DPFX(DPFPREP, 3,"CAsyncOp::Release [0x%p] RefCount [0x%lx]",this,lRefCount);
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if (lRefCount == 0)
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{
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DNASSERT( m_bilinkActiveList.IsEmpty() );
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//
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// Remove from the bilink of outstanding AsyncOps
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//
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DNEnterCriticalSection(&m_pdnObject->csAsyncOperations);
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Lock();
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m_bilinkAsyncOps.RemoveFromList();
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DNLeaveCriticalSection(&m_pdnObject->csAsyncOperations);
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Unlock();
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if (m_pfnCompletion)
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{
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(m_pfnCompletion)(m_pdnObject,this);
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m_pfnCompletion = NULL;
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}
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if (m_phr)
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{
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*m_phr = m_hr;
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}
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if (m_pSyncEvent)
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{
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m_pSyncEvent->Set();
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m_pSyncEvent = NULL;
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}
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if (m_pRefCountBuffer)
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{
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m_pRefCountBuffer->Release();
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m_pRefCountBuffer = NULL;
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}
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if (m_pConnection)
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{
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m_pConnection->Release();
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m_pConnection = NULL;
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}
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if (m_pSP)
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{
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m_pSP->Release();
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m_pSP = NULL;
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}
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if (m_pParent)
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{
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Orphan();
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m_pParent->Release();
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m_pParent = NULL;
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}
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m_dwFlags = 0;
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m_lRefCount = 0;
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ReturnSelfToPool();
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}
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};
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::Orphan"
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void CAsyncOp::Orphan( void )
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{
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if (m_pParent)
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{
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m_pParent->Lock();
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m_bilinkChildren.RemoveFromList();
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m_pParent->Unlock();
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}
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}
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::SetConnection"
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void CAsyncOp::SetConnection( CConnection *const pConnection )
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{
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if (pConnection)
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{
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pConnection->AddRef();
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}
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m_pConnection = pConnection;
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}
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::SetSP"
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void CAsyncOp::SetSP( CServiceProvider *const pSP )
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{
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if (pSP)
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{
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pSP->AddRef();
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}
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m_pSP = pSP;
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}
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#undef DPF_MODNAME
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#define DPF_MODNAME "CAsyncOp::SetRefCountBuffer"
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void CAsyncOp::SetRefCountBuffer( CRefCountBuffer *const pRefCountBuffer )
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{
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if (pRefCountBuffer)
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{
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pRefCountBuffer->AddRef();
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}
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m_pRefCountBuffer = pRefCountBuffer;
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}
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