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/*
* Copyright (C) 2007-2012 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef BU_BASE64_H
#define BU_BASE64_H
#include "bu/filter.h"
#include "bu/exceptionbase.h"
namespace Bu
{
subExceptionDecl( Base64Exception );
/**
*
*@ingroup Streams
*/
class Base64 : public Bu::Filter
{
public:
Base64( Bu::Stream &rNext, int iChunkSize=0 );
virtual ~Base64();
virtual void start();
virtual Bu::size stop();
virtual Bu::size read( void *pBuf, Bu::size nBytes );
virtual Bu::size write( const void *pBuf, Bu::size nBytes );
virtual bool isOpen();
virtual bool isEos();
private:
int iBPos;
int iBuf;
int iRPos;
int iChars;
bool bEosIn;
Bu::size iTotalIn;
Bu::size iTotalOut;
static const char tblEnc[65];
char tblDec[80];
enum Mode
{
Nothing = 0x00,
Encode = 0x01,
Decode = 0x02,
};
Mode eMode;
int iChunkSize;
int iCurChunk;
};
};
#endif
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