medblock.h
上传用户:zhongxx05
上传日期:2007-06-06
资源大小:33641k
文件大小:4k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxcom.h"
- #include "hxengin.h"
- #include "hxtick.h"
- #include "hxthread.h"
- struct CMemoryNode;
- struct CMemoryNode
- {
- CMemoryNode* m_pNext;
- UINT32 m_nSize;
- };
- class CMediumBlockAllocator
- : public IMalloc
- , public IHXCallback
- {
- public:
- /*
- * IUnknown methods
- */
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /*
- * IMalloc methods
- */
- STDMETHOD_(void*,Alloc) (THIS_
- UINT32 /*IN*/ count);
- STDMETHOD_(void*,Realloc) (THIS_
- void* /*IN*/ pMem,
- UINT32 /*IN*/ count);
- STDMETHOD_(void,Free) (THIS_
- void* /*IN*/ pMem);
- STDMETHOD_(UINT32,GetSize) (THIS_
- void* /*IN*/ pMem);
- STDMETHOD_(BOOL,DidAlloc) (THIS_
- void* /*IN*/ pMem);
- STDMETHOD_(void,HeapMinimize) (THIS);
- /*
- * IHXCallback methods
- */
- STDMETHOD(Func) (THIS);
- void RelaxBuckets();
- void SetScheduler(IUnknown* pUnk);
- CMediumBlockAllocator();
- PRIVATE_DESTRUCTORS_ARE_NOT_A_CRIME
- private:
- ~CMediumBlockAllocator();
- UINT32 m_nMinBucketSize;
- UINT32 m_nNumberBuckets;
- UINT32 m_nBucketSize;
- CMemoryNode** m_ppBuckets;
- UINT32* m_pTimeStampArray;
- UINT32* m_pCountArray;
- UINT32 m_nLastTimeStamp;
- UINT32 m_nCurrentTimeStamp;
- UINT32 m_nLastRelaxTime;
- UINT32 m_nLastMinimizeTime;
- UINT32 m_nHeaderSize;
- UINT32 m_nRelaxTime;
- UINT32 m_nCallbackTime;
- UINT32 m_nGarbageTime;
- UINT32 m_nGarbageDivider;
- LONG32 m_lRefCount;
- CallbackHandle m_hCallback;
- IHXScheduler* m_pScheduler;
- HXMutex* m_pMutex;
- };