kerneltest/e32test/buffer/t_tbma.h
changeset 0 a41df078684a
child 110 c734af59ce98
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/buffer/t_tbma.h	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,81 @@
+// 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