// 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:

// hal\tsrc\savehal.cpp

// 

//

#include <e32test.h>

#include <f32file.h>

#include <hal.h>

_LIT(KHalDataFileName, "\\system\\data\\HAL.DAT");

RTest test(_L("SAVEHAL"));

const TInt KHalProperties=HAL::EEntryDynamic|HAL::EEntryValid;

TInt E32Main()

	{

	test.Title();

	test.Start(_L("Get HAL data"));

	HAL::SEntry* pE;

	TInt nEntries;

	TInt r=HAL::GetAll(nEntries, pE);

	test(r==KErrNone);

	test.Printf(_L("%d entries\n"),nEntries);

	const HAL::SEntry* pS=pE;

	const HAL::SEntry* pEnd=pS+nEntries;

	TInt* pD=(TInt*)pE;

	TInt s=0;

	for (; pS<pEnd; ++pS, ++s)

		{

		if ((pS->iProperties & KHalProperties)==KHalProperties)

			{

			TInt v=pS->iValue;

			*pD++=s;

			*pD++=v;

			}

		}

	TInt nSaved=(pD-(TInt*)pE)>>1;

	test.Printf(_L("%d entries to be saved\n"),nSaved);

	test.Next(_L("Connect to file server"));

	RFs fs;

	r=fs.Connect();

	test(r==KErrNone);

	test.Next(_L("Open file"));

	RFile file;

	r=file.Replace(fs,KHalDataFileName,EFileWrite|EFileShareExclusive);

	test(r==KErrNone);

	test.Next(_L("Save data"));

	TPckgBuf<TInt> muid;

	r=HAL::Get(HAL::EMachineUid, muid());

	test (r==KErrNone);

	r=file.Write(muid);

	test(r==KErrNone);

	TPtrC8 ptr((const TUint8*)pE, nSaved*8);

	r=file.Write(ptr);

	test(r==KErrNone);

	file.Close();

	fs.Close();

	User::Free(pE);

	test.End();

	return 0;

	}