// Copyright (c) 1997-2009 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\misc\drvread.cpp

// 

//

#include <e32test.h>

#include <e32svr.h>

#include <d32locd.h>

RTest test(_L("DriveRead"));

CConsoleBase* C;

TRequestStatus KeyStat;

TBool Changed;

TBusLocalDrive D;

TInt Drive;

void OpenDrive()

	{

	D.Close();

	TInt r=D.Connect(Drive, Changed);

	test(r==KErrNone);

	}

TInt Inkey()

	{

	if (KeyStat==KRequestPending)

		return -1;

	User::WaitForRequest(KeyStat);

	TKeyCode k=C->KeyCode();

	C->Read(KeyStat);

	return (TInt)k;

	}

void ReadDrive(TAny* aDest, const TInt64& aPos, TInt aSize)

	{

	TInt64 pos=aPos;

	TPtr8 p((TUint8*)aDest, 0, aSize);

	TInt r=D.Read(pos, aSize, p);

	test(r==KErrNone);

	}

TInt E32Main()

	{

	test.Title();

	C=test.Console();

	C->Read(KeyStat);

	TInt increment;

	TBuf<256> cmdBuf;

	User::CommandLine(cmdBuf);

	TLex cmd(cmdBuf);

	cmd.SkipSpace();

	test(cmd.Val(Drive)==KErrNone);

	cmd.SkipSpace();

	test(cmd.Val(*(TUint32*)&increment,EHex)==KErrNone);

	TInt block_size=0x10000;

	TUint8* buf=(TUint8*)User::Alloc(block_size);

	test(buf!=NULL);

	OpenDrive();

	TLocalDriveCapsV2 caps;

	TPckg<TLocalDriveCapsV2> capsPckg(caps);

	TInt r=D.Caps(capsPckg);

	test(r==KErrNone);

	TInt64 drive_size=caps.iSize;

	TInt64 pos=0;

	TUint32 fc=User::NTickCount();

	test.Printf(_L("Drive size = %x%08x\n"),I64HIGH(drive_size),I64LOW(drive_size));

	FOREVER

		{

		TInt k=Inkey();

		if (k==EKeyEscape)

			break;

		ReadDrive(buf, pos, block_size);

		pos+=TInt64(increment);

		if (pos+TInt64(block_size) > drive_size)

			pos=0;

		if ((User::NTickCount()-fc)>1000)

			{

			fc=User::NTickCount();

			test.Printf(_L("Pos=%x%08x\n"),I64HIGH(pos),I64LOW(pos));

			}

		}

	User::Free(buf);

	D.Close();

	return 0;

	}