// Copyright (c) 2008-2009 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:

//

#include "flashdump.h"

#include "debuglogging.h"

/**

 * 1st stage construction

 * @return pointer to the newly created object, caller takes ownership of the object.

 */

CCrashFlashDump* CCrashFlashDump::NewL()

	{

	LOG_MSG("->CFlashDump::NewL()->\n");

	CCrashFlashDump* self = CCrashFlashDump::NewLC();

	CleanupStack::Pop();

	return self;

	}

/**

 * 1st stage construction

 * @return pointer to the newly created object, caller takes ownership of the object. 

 */

CCrashFlashDump* CCrashFlashDump::NewLC()

	{

	LOG_MSG("->CFlashDump::NewLC()->\n");

	CCrashFlashDump* self = new(ELeave)CCrashFlashDump();

	CleanupStack::PushL(self);

	self->ConstructL();

	return self;

	}

/**

 * Constructor

 */

CCrashFlashDump::CCrashFlashDump()

	{

	}

/**

 * 2nd stage construction

 */

void CCrashFlashDump::ConstructL()

	{

	LOG_MSG("CCrashFlashDump::ConstructL");

	User::LeaveIfError(iFs.Connect());

	User::LeaveIfError(iSecSess.Connect(KSecurityServerVersion));

	}

/**

 * Opens a file to dump the flash to

 * @param aFileName name of file to open for the flash dump

 * @leave one of the OS wide codes

 */

void CCrashFlashDump::OpenFileL(const TDesC& aFileName)

	{

	LOG_MSG2("CCrashFlashDump::OpenFileL --> [%S]", &aFileName);

	iFile.Close();	

	User::LeaveIfError(iFile.Create(iFs, aFileName, EFileWrite | EFileRead));

	}

/**

 * This goes through the crash flash partition and dumps it to the file

 * @leave one of the os wide codes

 */

void CCrashFlashDump::DumpFlashToFileL()

	{

	LOG_MSG("CCrashFlashDump::DumpFlashToFile");

	//We know on a H4 the flash 

	TInt remaining = KCrashFlashPartitionSize;

	//We shall dump 10k at a time

	RBuf8 tmpBuf;

	TUint bufSize = 0x2800;

	TUint sizeDumped = 0; 

	User::LeaveIfError(tmpBuf.Create(bufSize));

	tmpBuf.CleanupClosePushL();

	while(remaining > 0)

		{

		LOG_MSG3("Reading [%d] bytes from crash flash position [0x%X]", bufSize, sizeDumped);

		User::LeaveIfError(iSecSess.ReadCrashLog(sizeDumped, tmpBuf, bufSize));

		User::LeaveIfError(iFile.Write(tmpBuf));

		sizeDumped += bufSize;

		remaining -= bufSize;

		bufSize = (bufSize > remaining) ? remaining : bufSize;

		}						

	CleanupStack::PopAndDestroy();

	}

/**

 * destructor

 */

CCrashFlashDump::~CCrashFlashDump()

	{

	iSecSess.Close();

	iFile.Close();

	}

//eof