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128 lines
3.3 KiB
128 lines
3.3 KiB
/*==========================================================================
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*
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* Copyright (C) 1999-2002 Microsoft Corporation. All Rights Reserved.
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*
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* File: SyncEvent.h
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* Content: Synchronization Events FPM Header File
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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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* 12/20/99 mjn Created
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* 01/19/00 mjn Replaced DN_SYNC_EVENT with CSyncEvent
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*@@END_MSINTERNAL
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*
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***************************************************************************/
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#ifndef __SYNC_EVENT_H__
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#define __SYNC_EVENT_H__
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#undef DPF_SUBCOMP
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#define DPF_SUBCOMP DN_SUBCOMP_CORE
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//**********************************************************************
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// Constant definitions
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//**********************************************************************
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//**********************************************************************
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// Macro definitions
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//**********************************************************************
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//**********************************************************************
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// Structure definitions
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//**********************************************************************
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class CFixedPool;
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//**********************************************************************
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// Variable definitions
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//**********************************************************************
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extern CFixedPool g_SyncEventPool;
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//**********************************************************************
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// Function prototypes
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//**********************************************************************
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//**********************************************************************
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// Class prototypes
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//**********************************************************************
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// class for RefCount buffer
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class CSyncEvent
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{
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public:
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#undef DPF_MODNAME
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#define DPF_MODNAME "CSyncEvent::FPMAlloc"
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static BOOL FPMAlloc( void* pvItem, void* pvContext )
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{
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CSyncEvent* pSyncEvent = (CSyncEvent*)pvItem;
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if ((pSyncEvent->m_hEvent = DNCreateEvent(NULL,TRUE,FALSE,NULL)) == NULL)
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{
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return(FALSE);
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}
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return(TRUE);
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};
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#undef DPF_MODNAME
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#define DPF_MODNAME "CSyncEvent::FPMInitialize"
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static void FPMInitialize( void* pvItem, void* pvContext )
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{
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CSyncEvent* pSyncEvent = (CSyncEvent*)pvItem;
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pSyncEvent->Reset();
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pSyncEvent->m_pIDPThreadPoolWork = (IDirectPlay8ThreadPoolWork*) pvContext;
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};
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#undef DPF_MODNAME
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#define DPF_MODNAME "CSyncEvent::FPMDealloc"
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static void FPMDealloc( void* pvItem )
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{
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CSyncEvent* pSyncEvent = (CSyncEvent*)pvItem;
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DNCloseHandle(pSyncEvent->m_hEvent);
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pSyncEvent->m_hEvent = NULL;
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};
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void ReturnSelfToPool( void )
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{
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g_SyncEventPool.Release( this );
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};
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HRESULT Reset( void ) const
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{
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if (DNResetEvent(m_hEvent) == 0)
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{
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return(DPNERR_GENERIC);
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}
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return(DPN_OK);
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}
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HRESULT Set( void ) const
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{
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if (DNSetEvent(m_hEvent) == 0)
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{
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return(DPNERR_GENERIC);
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}
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return(DPN_OK);
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}
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HRESULT WaitForEvent(void) const
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{
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return(IDirectPlay8ThreadPoolWork_WaitWhileWorking(m_pIDPThreadPoolWork,
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HANDLE_FROM_DNHANDLE(m_hEvent),
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0));
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}
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private:
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DNHANDLE m_hEvent;
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IDirectPlay8ThreadPoolWork *m_pIDPThreadPoolWork;
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};
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#undef DPF_MODNAME
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#endif // __SYNC_EVENT_H__
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