outstream.h

vncviewer_source_1.0

/* Copyright (C) 2006 Lucas Gomez  All Rights Reserved.
 * 
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

#ifndef __OUTSTREAM_H__
#define __OUTSTREAM_H__

// INCLUDES
#include <e32base.h>
#include <e32std.h>

// ENUMERATIONS

// CONSTANTES

// CLASS DECLARATION

/**
* OutStream application class.
*/
class OutStream : public CBase
{
public: // Constructors and destructor
    /**
    * ~OutStream
    * Virtual Destructor.
    */
    virtual ~OutStream();

public: // Constructors
    /**
    * OutStream.
    * C++ default constructor.
    */
    OutStream();
    
public:	// class methods
	TInt Check(TInt aItemSize,TInt aNItems);
	
	void Check(TInt aItemSize);

	void WriteU8(TInt aU);
	
	void WriteU16(TInt aU);
	
	void WriteU32(TInt aU);
	
	void WriteS8(TInt aS);
	
	void WriteS16(TInt aS);
	
	void WriteS32(TInt aS);
	
	void WriteString(TDesC8& aStr);
	
	void Pad(TInt aBytes);
	
	void Skip(TInt aBytes);
	
	void WriteBytes(RBuf8& aData,TInt aOffset,TInt aLength);
	
	void WriteOpaque8(TInt aU);
	
	void WriteOpaque16(TInt aU);
	
	void WriteOpaque32(TInt aU);
	
	void WriteOpaque24A(TInt aU);
	
	void WriteOpaque24B(TInt aU);
	
	virtual TInt Length()=0;
	
	virtual void Flush()=0;
	
	inline RBuf8& GetBuf() {return iBuf;}
	
	inline TInt GetPtr() {return iPtr;}
	
	inline TInt GetEnd() {return iEnd;}
	
	inline void SetPtr(TInt aPtr) {iPtr=aPtr;}
	
	virtual TInt Overrun(TInt aItemSize,TInt aNItems)=0;
    
protected:	// member variables
	RBuf8 iBuf;
	TInt iPtr;
	TInt iEnd;
};

#endif // __OUTSTREAM_H__