/*
* Copyright (c) 2006-2009 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:
* Name : streambase.h
* Part of : stdio server
* base implementation for media types
*
*/
#ifndef _STREAMBASE_H_
#define _STREAMBASE_H_
#include <e32base.h>//CBase
const TInt KMaxStatusTextLength = 128;
enum TStreamType
{
EConsole =0,
EFile,
ESerial,
ENull
};
//-----------------------------------------------------------------------
//Class name: CStreamBase
//Description: Abstract class that defines stream like objects.
//-----------------------------------------------------------------------
class CStreamBase : public CBase
{
public:
virtual void WriteL(TDes8& aDes) = 0;
virtual void Read(TRequestStatus& aStatus, const TInt aLength) = 0;
virtual TDes8& Buf();
virtual void ReadCancel() = 0;
virtual TStreamType Type() = 0;
virtual ~CStreamBase()
{
}
protected:
TBuf8<256> iBuf; // buffer for holding stdin characters
CStreamBase()
{
iBuf.Zero();
}
};
#endif //_STREAMBASE_H_