Trying to figure out how to implement my WINC like compatibility layer. Going the emulation way is probably not so smart. We should not use the kernel but rather hook native functions in the Exec calls.
// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "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:
// e32test\buffer\t_tbma.h
//
//
#ifndef __T_TBMA_H__
#define __T_TBMA_H__
#include <e32test.h>
#include <e32atomics.h>
#define TBMA_FAULT() TBmaFault(__LINE__)
#define __ALLOC(x) User::Alloc(x)
extern void TBmaFault(TInt aLine);
extern RTest test;
// Copied from klib.h
class TBitMapAllocator
{
public:
IMPORT_C static TBitMapAllocator* New(TInt aSize, TBool aState);
IMPORT_C TBitMapAllocator(TInt aSize, TBool aState);
inline TInt Avail() const {return iAvail;}
IMPORT_C TInt Alloc();
IMPORT_C void Free(TInt aPos);
IMPORT_C void Alloc(TInt aStart, TInt aLength);
IMPORT_C void Free(TInt aStart, TInt aLength);
IMPORT_C void SelectiveFree(TInt aStart, TInt aLength);
IMPORT_C TBool NotFree(TInt aStart, TInt aLength) const;
IMPORT_C TBool NotAllocated(TInt aStart, TInt aLength) const;
IMPORT_C TInt AllocList(TInt aLength, TInt* aList);
IMPORT_C TInt AllocConsecutive(TInt aLength, TBool aBestFit) const;
IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit) const;
IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit, TInt& aCarry, TInt& aRunLength) const;
IMPORT_C TInt AllocAligned(TInt aLength, TInt aAlign, TInt aBase, TBool aBestFit, TInt& aCarry, TInt& aRunLength, TUint aOffset) const;
IMPORT_C void CopyAlignedRange(const TBitMapAllocator* aA, TInt aFirst, TInt aLen);
public:
TInt iAvail; /**< @internalComponent */
TUint32* iCheckFirst; /**< @internalComponent */
TInt iSize; /**< @internalComponent */
TUint32 iMap[1]; /**< @internalComponent */ // extend
};
class TBmaList
{
public:
static TBmaList* New(TInt aNumBmas);
static TBmaList* New(const TBitMapAllocator& aBma, TInt aNumSplits, VA_LIST aList);
TBmaList();
~TBmaList();
TInt AllocConsecutiveFF(TInt aLength);
TInt AllocConsecutiveBF(TInt aLength);
TInt AllocAlignedFF(TInt aLength, TInt aAlign);
TInt AllocAlignedBF(TInt aLength, TInt aAlign);
public:
TInt iNumBmas;
TBitMapAllocator** iBmaList;
TInt* iBaseList;
};
struct SRange
{
TInt iBase;
TInt iLength;
};
#endif