| author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
| Fri, 08 May 2009 08:25:06 +0300 | |
| changeset 1 | 7c90e6132015 |
| parent 0 | dd21522fd290 |
| child 25 | 0ed94ceaa377 |
| permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef __FASTALLOCATOR_H__ |
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#define __FASTALLOCATOR_H__ |
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#include <e32base.h> |
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#include <e32cmn.h> |
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#ifdef TRACK_ALLOCATIONS |
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typedef struct {
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TInt requestedSize; |
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TUint32 cellId; |
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}THeapTrace; |
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TAny* GetRealPtrFromClientPtr(TAny* aClientPtr); |
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void DecreaseSizeInPlace(TInt& aSize); |
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class CMemoryPool; |
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TAny* TraceAlloc(CMemoryPool* aPool, TInt* aSize, TUint32* aCellId); |
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void TraceFree(TAny **aPtr); |
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TBool TracePreRealloc(TAny** aPtr, TInt *aSize, TUint32& aOriginalCellId); |
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void TracePostRealloc(TAny** p, TInt aRequestedSize, TUint32* aNewCellId, TUint32 aOriginalCellId, TBool aIssueNewCellId); |
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#endif |
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class CFastMemoryPool; |
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class RFastAllocator : public RAllocator |
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{
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public: |
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IMPORT_C RFastAllocator(CFastMemoryPool*); |
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IMPORT_C ~RFastAllocator(); |
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IMPORT_C TAny* Alloc(TInt aSize); |
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IMPORT_C void Free(TAny* aPtr); |
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IMPORT_C TAny* ReAlloc(TAny* aPtr, TInt aSize, TInt aMode=0); |
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IMPORT_C TInt AllocLen(const TAny* aCell) const; |
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IMPORT_C TInt Compress(); |
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IMPORT_C void Reset(); |
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IMPORT_C TInt AllocSize(TInt& aTotalAllocSize) const; |
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IMPORT_C TInt Available(TInt& aBiggestBlock) const; |
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IMPORT_C TInt DebugFunction(TInt aFunc, TAny* a1=NULL, TAny* a2=NULL); |
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IMPORT_C TInt Extension_(TUint aExtensionId, TAny*& a0, TAny* a1); |
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private: |
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TBool IsLocatedInHeap( TAny* aPtr ) const; |
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RHeap& iHeap; |
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TUint32 iHeapBase; |
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CFastMemoryPool* iPool; |
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#ifdef TRACK_ALLOCATIONS |
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TUint32 iNextCellId; |
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#endif |
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}; |
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class CNewSymbianHeapPool; |
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NONSHARABLE_CLASS(RSymbianDlAllocatorWrapper) : public RAllocator |
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{
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public: |
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RSymbianDlAllocatorWrapper(CNewSymbianHeapPool*); |
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~RSymbianDlAllocatorWrapper(); |
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TAny* Alloc(TInt aSize); |
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void Free(TAny* aPtr); |
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TAny* ReAlloc(TAny* aPtr, TInt aSize, TInt aMode=0); |
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TInt AllocLen(const TAny* aCell) const; |
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TInt Compress(); |
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void Reset(); |
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TInt AllocSize(TInt& aTotalAllocSize) const; |
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TInt Available(TInt& aBiggestBlock) const; |
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TInt DebugFunction(TInt aFunc, TAny* a1=NULL, TAny* a2=NULL); |
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TInt Extension_(TUint aExtensionId, TAny*& a0, TAny* a1); |
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private: |
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CNewSymbianHeapPool* iPool; |
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#ifdef TRACK_ALLOCATIONS |
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TUint32 iNextCellId; |
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#endif |
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}; |
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#endif //!__FASTALLOCATOR_H__ |