// Copyright (c) 2001-2009 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:

// Contains definition of CTestStepCTMbufmgr which is the base class

// for all the Mbufmgr Test Step classes

// 

//

// EPOC includes

//#include <e32base.h>

//#include <es_sock.h>

// Test system includes

#include <es_mbuf.h>

//#ifdef SYMBIAN_OLD_EXPORT_LOCATION

//#include "networking/log.h"

//#include "networking/teststep.h"

//#include "networking/testsuite.h"

//#else

//#include <networking/log.h>

//#include <networking/teststep.h>

//#include <networking/testsuite.h>

//#endif

#include "TestStepCTMbufmgr.h"

#include <comms-infras/commsbufpond.h>

#include <comms-infras/commsbufpondop.h>

// constructor

CTestStepCTMbufmgr::CTestStepCTMbufmgr() 

	{

	}

// destructor

CTestStepCTMbufmgr::~CTestStepCTMbufmgr()

	{

	}

void CTestStepCTMbufmgr::StripeMem(TUint8 *aBuf, 

								   TInt aStartPos, 

								   TInt anEndPos, 

								   TUint aStartChar, 

								   TUint anEndChar)

	{

	TUint character=aStartChar;

	for (TInt i=aStartPos;i<anEndPos;i++)

		{

		aBuf[i]=(TText8)character;

		if(++character>anEndChar) character=aStartChar;

		}

	}

void CTestStepCTMbufmgr::StripeDes(TDes8 &aBuf, 

								   TInt aStartPos, 

								   TInt anEndPos, 

								   TUint aStartChar, 

								   TUint anEndChar)

// Mark a buffer with repeating byte pattern

	{

	__ASSERT_ALWAYS(aStartChar<=anEndChar, User::Panic(_L("MBufTest"),0));

	__ASSERT_ALWAYS(aStartPos<=anEndPos, User::Panic(_L("MBufTest"),0));

	__ASSERT_ALWAYS(anEndPos<=aBuf.Length(), User::Panic(_L("MBufTest"),0));

	StripeMem((TUint8 *)aBuf.Ptr(), aStartPos, anEndPos, aStartChar, anEndChar);

	}

// create an mbuf manager instance with some arbitrary default mbuf size alloc info

// - refer CMBufManager::NewL notes regarding explaination of why this is deliberately not done within the mbuf manager

static const TInt KMBuf_MBufSize = 128;

static const TInt KMBuf_MinGrowth = 64;

static const TInt KMBuf_GrowthThreshold = 40;

#define SYMBIAN_MBUFMGR_BACKGROUND_ALLOCATION

#ifndef SYMBIAN_MBUFMGR_BACKGROUND_ALLOCATION

static const TInt KMBuf_InitialAllocation = 128;

#endif

void CTestStepCTMbufmgr::CreateInstanceMBufMgrL(TInt aMaxHeapSize)

	{

	RArray<TCommsBufPoolCreateInfo> poolInfoArray;

	TCommsBufPoolCreateInfo createInfo;

#ifdef SYMBIAN_MBUFMGR_BACKGROUND_ALLOCATION

	// this method used for tests that dont do background allocation so make the 

	// pool big enough to fill the heap

	createInfo.iBufSize = KMBuf_MBufSize;

	createInfo.iInitialBufs = (aMaxHeapSize/(KMBuf_MBufSize+sizeof(RMBuf)))-1;

	createInfo.iGrowByBufs = KMBuf_MinGrowth;

	createInfo.iMinFreeBufs = KMBuf_GrowthThreshold;

	createInfo.iCeiling = aMaxHeapSize/KMBuf_MBufSize;

#else

	createInfo.iBufSize = KMBuf_MBufSize;

	createInfo.iInitialBufs = KMBuf_InitialAllocation;

	createInfo.iGrowByBufs = KMBuf_MinGrowth;

	createInfo.iMinFreeBufs = KMBuf_GrowthThreshold;

	createInfo.iCeiling = aMaxHeapSize/KMBuf_MBufSize;	

#endif

	poolInfoArray.Append ( createInfo );		

	User::LeaveIfError(iBufPond.Open(poolInfoArray));

	poolInfoArray.Close ();

	}

void CTestStepCTMbufmgr::CreateInstanceMBufMgrL(RArray<TCommsBufPoolCreateInfo>& aPoolCreateInfo)

	{

	User::LeaveIfError(iBufPond.Open(aPoolCreateInfo));

	}