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Merge remote-tracking branch 'origin/Base32Encoding' into develop

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aleks-f
2012-11-15 20:02:53 -06:00
parent 37f74f919e 0db2b8d98a
commit 08ae9aee18
35 changed files with 1146 additions and 3 deletions
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126
Foundation/include/Poco/Base32Decoder.h Normal file
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//
// Base32Decoder.h
//
// $Id: //poco/1.4/Foundation/include/Poco/Base32Decoder.h#2 $
//
// Library: Foundation
// Package: Streams
// Module: Base32
//
// Definition of class Base32Decoder.
//
// 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_Base32Decoder_INCLUDED
#define Foundation_Base32Decoder_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/UnbufferedStreamBuf.h"
#include <istream>
namespace Poco {
class Foundation_API Base32DecoderBuf: public UnbufferedStreamBuf
/// This streambuf base32-decodes all data read
/// from the istream connected to it.
///
/// Note: For performance reasons, the characters
/// are read directly from the given istream's
/// underlying streambuf, so the state
/// of the istream will not reflect that of
/// its streambuf.
{
public:
Base32DecoderBuf(std::istream& istr);
~Base32DecoderBuf();
private:
int readFromDevice();
int readOne();
unsigned char _group[8];
int _groupLength;
int _groupIndex;
std::streambuf& _buf;
static unsigned char IN_ENCODING[256];
static bool IN_ENCODING_INIT;
private:
Base32DecoderBuf(const Base32DecoderBuf&);
Base32DecoderBuf& operator = (const Base32DecoderBuf&);
};
class Foundation_API Base32DecoderIOS: public virtual std::ios
/// The base class for Base32Decoder.
///
/// This class is needed to ensure the correct initialization
/// order of the stream buffer and base classes.
{
public:
Base32DecoderIOS(std::istream& istr);
~Base32DecoderIOS();
Base32DecoderBuf* rdbuf();
protected:
Base32DecoderBuf _buf;
private:
Base32DecoderIOS(const Base32DecoderIOS&);
Base32DecoderIOS& operator = (const Base32DecoderIOS&);
};
class Foundation_API Base32Decoder: public Base32DecoderIOS, public std::istream
/// This istream base32-decodes all data
/// read from the istream connected to it.
///
/// Note: For performance reasons, the characters
/// are read directly from the given istream's
/// underlying streambuf, so the state
/// of the istream will not reflect that of
/// its streambuf.
{
public:
Base32Decoder(std::istream& istr);
~Base32Decoder();
private:
Base32Decoder(const Base32Decoder&);
Base32Decoder& operator = (const Base32Decoder&);
};
} // namespace Poco
#endif // Foundation_Base32Decoder_INCLUDED

132
Foundation/include/Poco/Base32Encoder.h Normal file
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//
// Base32Encoder.h
//
// $Id: //poco/1.4/Foundation/include/Poco/Base32Encoder.h#2 $
//
// Library: Foundation
// Package: Streams
// Module: Base32
//
// Definition of class Base32Encoder.
//
// 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_Base32Encoder_INCLUDED
#define Foundation_Base32Encoder_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/UnbufferedStreamBuf.h"
#include <ostream>
namespace Poco {
class Foundation_API Base32EncoderBuf: public UnbufferedStreamBuf
/// This streambuf base32-encodes all data written
/// to it and forwards it to a connected
/// ostream.
///
/// Note: The characters are directly written
/// to the ostream's streambuf, thus bypassing
/// the ostream. The ostream's state is therefore
/// not updated to match the buffer's state.
{
public:
Base32EncoderBuf(std::ostream& ostr, bool padding = true);
~Base32EncoderBuf();
int close();
/// Closes the stream buffer.
private:
int writeToDevice(char c);
unsigned char _group[5];
int _groupLength;
std::streambuf& _buf;
bool _doPadding;
static const unsigned char OUT_ENCODING[32];
friend class Base32DecoderBuf;
Base32EncoderBuf(const Base32EncoderBuf&);
Base32EncoderBuf& operator = (const Base32EncoderBuf&);
};
class Foundation_API Base32EncoderIOS: public virtual std::ios
/// The base class for Base32Encoder.
///
/// This class is needed to ensure the correct initialization
/// order of the stream buffer and base classes.
{
public:
Base32EncoderIOS(std::ostream& ostr, bool padding = true);
~Base32EncoderIOS();
int close();
Base32EncoderBuf* rdbuf();
protected:
Base32EncoderBuf _buf;
private:
Base32EncoderIOS(const Base32EncoderIOS&);
Base32EncoderIOS& operator = (const Base32EncoderIOS&);
};
class Foundation_API Base32Encoder: public Base32EncoderIOS, public std::ostream
/// This ostream base32-encodes all data
/// written to it and forwards it to
/// a connected ostream.
/// Always call close() when done
/// writing data, to ensure proper
/// completion of the encoding operation.
///
/// Note: The characters are directly written
/// to the ostream's streambuf, thus bypassing
/// the ostream. The ostream's state is therefore
/// not updated to match the buffer's state.
{
public:
Base32Encoder(std::ostream& ostr, bool padding = true);
~Base32Encoder();
private:
Base32Encoder(const Base32Encoder&);
Base32Encoder& operator = (const Base32Encoder&);
};
} // namespace Poco
#endif // Foundation_Base32Encoder_INCLUDED