commsfwutils/commsbufs/mbufmgrimpl/inc/MBufPool.h
changeset 0 dfb7c4ff071f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/commsfwutils/commsbufs/mbufmgrimpl/inc/MBufPool.h	Thu Dec 17 09:22:25 2009 +0200
@@ -0,0 +1,63 @@
+// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#if !defined(__MBufPool_h__)
+#define __MBufPool_h__
+
+//
+// MBUF POOLS
+//
+
+class CMBufMemoryAllocator;
+class CMBufManager;
+class CMBufPoolChain;
+
+NONSHARABLE_CLASS(CMBufPool) : public CBase
+/**
+@internalTechnology
+*/
+	{
+private:
+	CMBufPool(TInt aMBufSize, TInt aNumMBufs, CMBufMemoryAllocator& aMemoryAllocator);
+public:
+	~CMBufPool();
+	static CMBufPool* New(TInt aMBufSize, TInt aNumMBufs, CMBufPoolChain& aMBufPoolChain, CMBufMemoryAllocator& aMemoryAllocator);
+
+	void Merge(RMBufQ& aMainPool);
+    inline TInt Count() const {return iNumMBufs;}
+    inline TInt MBufSize() const {return iMBufSize;}
+    
+    TAny *operator new(TUint aSize, TInt aExtra, CMBufMemoryAllocator& aMemoryAllocator) __NO_THROW;
+    
+	void operator delete(TAny* aPtr) __NO_THROW;
+	void operator delete(TAny* aPtr, TInt aExtra, CMBufMemoryAllocator& aMemoryAllocator) __NO_THROW;
+	RMBufQ& MBufQ() {return iList;}
+//
+private:
+	friend class CMBufPoolChain;  // for access to iLink
+	
+	TDblQueLink iLink;
+	RMBufQ iList;		    // List of mbufs in this pool
+	TUint8* iPool;		    // Allocated memory
+	const TInt iNumMBufs;   // Number of mbufs in this pool
+    const TInt iMBufSize;   // size of the mbufs held within this pool
+//
+	CMBufMemoryAllocator& iMemoryAllocator;
+    
+public:
+	TInt __DbgCheckBuffer(RMBuf* aBuf);
+	};
+
+#endif