// 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;

 	}