/usr/include/Poco/Base64Decoder.h is in libpoco-dev 1.3.6p1-4.
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// Base64Decoder.h
//
// $Id: //poco/1.3/Foundation/include/Poco/Base64Decoder.h#2 $
//
// Library: Foundation
// Package: Streams
// Module: Base64
//
// Definition of class Base64Decoder.
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Foundation_Base64Decoder_INCLUDED
#define Foundation_Base64Decoder_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/UnbufferedStreamBuf.h"
#include <istream>
namespace Poco {
class Foundation_API Base64DecoderBuf: public UnbufferedStreamBuf
/// This streambuf base64-decodes all data read
/// from the istream connected to it.
{
public:
Base64DecoderBuf(std::istream& istr);
~Base64DecoderBuf();
private:
int readFromDevice();
int readOne();
unsigned char _group[3];
int _groupLength;
int _groupIndex;
std::istream& _istr;
static unsigned char IN_ENCODING[256];
static bool IN_ENCODING_INIT;
private:
Base64DecoderBuf(const Base64DecoderBuf&);
Base64DecoderBuf& operator = (const Base64DecoderBuf&);
};
class Foundation_API Base64DecoderIOS: public virtual std::ios
/// The base class for Base64Decoder.
///
/// This class is needed to ensure the correct initialization
/// order of the stream buffer and base classes.
{
public:
Base64DecoderIOS(std::istream& istr);
~Base64DecoderIOS();
Base64DecoderBuf* rdbuf();
protected:
Base64DecoderBuf _buf;
private:
Base64DecoderIOS(const Base64DecoderIOS&);
Base64DecoderIOS& operator = (const Base64DecoderIOS&);
};
class Foundation_API Base64Decoder: public Base64DecoderIOS, public std::istream
/// This istream base64-decodes all data
/// read from the istream connected to it.
{
public:
Base64Decoder(std::istream& istr);
~Base64Decoder();
private:
Base64Decoder(const Base64Decoder&);
Base64Decoder& operator = (const Base64Decoder&);
};
} // namespace Poco
#endif // Foundation_Base64Decoder_INCLUDED
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