mirror of
https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
113 lines
2.6 KiB
C++
113 lines
2.6 KiB
C++
//
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// Base32Encoder.h
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//
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// Library: Foundation
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// Package: Streams
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// Module: Base32
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//
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// Definition of class Base32Encoder.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Foundation_Base32Encoder_INCLUDED
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#define Foundation_Base32Encoder_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/UnbufferedStreamBuf.h"
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#include <ostream>
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namespace Poco {
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class Foundation_API Base32EncoderBuf: public UnbufferedStreamBuf
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/// This streambuf base32-encodes all data written
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/// to it and forwards it to a connected
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/// ostream.
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///
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/// Note: The characters are directly written
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/// to the ostream's streambuf, thus bypassing
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/// the ostream. The ostream's state is therefore
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/// not updated to match the buffer's state.
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{
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public:
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Base32EncoderBuf(std::ostream& ostr, bool padding = true);
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~Base32EncoderBuf();
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int close();
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/// Closes the stream buffer.
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private:
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int writeToDevice(char c);
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unsigned char _group[5];
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int _groupLength;
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std::streambuf& _buf;
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bool _doPadding;
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static const unsigned char OUT_ENCODING[32];
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friend class Base32DecoderBuf;
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Base32EncoderBuf(const Base32EncoderBuf&);
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Base32EncoderBuf& operator = (const Base32EncoderBuf&);
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};
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class Foundation_API Base32EncoderIOS: public virtual std::ios
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/// The base class for Base32Encoder.
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///
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/// This class is needed to ensure the correct initialization
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/// order of the stream buffer and base classes.
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{
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public:
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Base32EncoderIOS(std::ostream& ostr, bool padding = true);
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~Base32EncoderIOS();
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int close();
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Base32EncoderBuf* rdbuf();
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protected:
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Base32EncoderBuf _buf;
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private:
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Base32EncoderIOS(const Base32EncoderIOS&);
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Base32EncoderIOS& operator = (const Base32EncoderIOS&);
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};
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class Foundation_API Base32Encoder: public Base32EncoderIOS, public std::ostream
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/// This ostream base32-encodes all data
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/// written to it and forwards it to
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/// a connected ostream.
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/// Always call close() when done
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/// writing data, to ensure proper
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/// completion of the encoding operation.
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///
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/// The class implements RFC 4648 - https://tools.ietf.org/html/rfc4648
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///
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/// Note: The characters are directly written
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/// to the ostream's streambuf, thus bypassing
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/// the ostream. The ostream's state is therefore
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/// not updated to match the buffer's state.
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{
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public:
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Base32Encoder(std::ostream& ostr, bool padding = true);
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~Base32Encoder();
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private:
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Base32Encoder(const Base32Encoder&);
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Base32Encoder& operator = (const Base32Encoder&);
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};
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} // namespace Poco
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#endif // Foundation_Base32Encoder_INCLUDED
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