// reader.h

// 

// Copyright (c) 2008 - 2010 Accenture. All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the "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:

// Accenture - Initial contribution

//

#ifndef __READER_H__

#define __READER_H__

#include <e32std.h>

#include "socketuser.h"

class MReaderObserver

	{

public:

	virtual void ReadComplete(const TDesC8& aData) = 0;

	virtual void ReadError(TInt aError) = 0;

	};

class CReader : public CSocketUser

	{

public:

	enum TReadMode

		{

		EFull,

		EOneOrMore

		};

public:

	static CReader* NewL(RSocket& aSocket, MReaderObserver& aObserver);

	~CReader();

	void StartRead(TInt aLength, TReadMode aMode);

	void GetBufferLength(TInt& aLength);

	void Abort();

private:

	CReader(RSocket& aSocket, MReaderObserver& aObserver);

	void ConstructL();

private: // From CActive.

	void RunL();

	void DoCancel();

private: // From CSocketUser.

	virtual void HandleSocketConnected();

private:

	MReaderObserver& iObserver;

	TSockXfrLength iXfrLength;

	TInt iPendingLength;

	TReadMode iPendingMode;

	RBuf8 iBuffer;

	};

#endif // __READER_H__