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.
107 lines
2.4 KiB
C++
107 lines
2.4 KiB
C++
//
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// Base32Decoder.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 Base32Decoder.
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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_Base32Decoder_INCLUDED
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#define Foundation_Base32Decoder_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/UnbufferedStreamBuf.h"
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#include <istream>
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namespace Poco {
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class Foundation_API Base32DecoderBuf: public UnbufferedStreamBuf
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/// This streambuf base32-decodes all data read
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/// from the istream connected to it.
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///
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/// Note: For performance reasons, the characters
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/// are read directly from the given istream's
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/// underlying streambuf, so the state
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/// of the istream will not reflect that of
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/// its streambuf.
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{
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public:
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Base32DecoderBuf(std::istream& istr);
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~Base32DecoderBuf();
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private:
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int readFromDevice();
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int readOne();
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unsigned char _group[8];
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int _groupLength;
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int _groupIndex;
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std::streambuf& _buf;
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static unsigned char IN_ENCODING[256];
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static bool IN_ENCODING_INIT;
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private:
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Base32DecoderBuf(const Base32DecoderBuf&);
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Base32DecoderBuf& operator = (const Base32DecoderBuf&);
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};
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class Foundation_API Base32DecoderIOS: public virtual std::ios
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/// The base class for Base32Decoder.
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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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Base32DecoderIOS(std::istream& istr);
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~Base32DecoderIOS();
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Base32DecoderBuf* rdbuf();
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protected:
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Base32DecoderBuf _buf;
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private:
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Base32DecoderIOS(const Base32DecoderIOS&);
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Base32DecoderIOS& operator = (const Base32DecoderIOS&);
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};
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class Foundation_API Base32Decoder: public Base32DecoderIOS, public std::istream
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/// This istream base32-decodes all data
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/// read from the istream connected to it.
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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: For performance reasons, the characters
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/// are read directly from the given istream's
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/// underlying streambuf, so the state
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/// of the istream will not reflect that of
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/// its streambuf.
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{
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public:
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Base32Decoder(std::istream& istr);
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~Base32Decoder();
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private:
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Base32Decoder(const Base32Decoder&);
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Base32Decoder& operator = (const Base32Decoder&);
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};
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} // namespace Poco
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#endif // Foundation_Base32Decoder_INCLUDED
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