#ifndef SEEN_INKSCAPE_IO_BASE64STREAM_H
#define SEEN_INKSCAPE_IO_BASE64STREAM_H
/**
* @file
* Base64-enabled input and output streams
*
* This class allows easy encoding and decoding
* of Base64 data with a stream interface, hiding
* the implementation from the user.
*/
/*
* Authors:
* Bob Jamison <rjamison@titan.com>
*
* Copyright (C) 2004 Inkscape.org
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "inkscapestream.h"
namespace Inkscape
{
namespace IO
{
//#########################################################################
//# B A S E 6 4 I N P U T S T R E A M
//#########################################################################
/**
* This class is for decoding a Base-64 encoded InputStream source
*
*/
class Base64InputStream : public BasicInputStream
{
public:
Base64InputStream(InputStream &sourceStream);
virtual ~Base64InputStream();
virtual int available();
virtual void close();
virtual int get();
private:
int outBytes[3];
int outCount;
int padCount;
bool done;
}; // class Base64InputStream
//#########################################################################
//# B A S E 6 4 O U T P U T S T R E A M
//#########################################################################
/**
* This class is for Base-64 encoding data going to the
* destination OutputStream
*
*/
class Base64OutputStream : public BasicOutputStream
{
public:
Base64OutputStream(OutputStream &destinationStream);
virtual ~Base64OutputStream();
virtual void close();
virtual void flush();
virtual int put(gunichar ch);
/**
* Sets the maximum line length for base64 output. If
* set to <=0, then there will be no line breaks;
*/
virtual void setColumnWidth(int val)
{ columnWidth = val; }
private:
void putCh(int ch);
int column;
int columnWidth;
unsigned long outBuf;
int bitCount;
}; // class Base64OutputStream
} // namespace IO
} // namespace Inkscape
#endif // SEEN_INKSCAPE_IO_BASE64STREAM_H