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118 lines
3.7 KiB
C++
118 lines
3.7 KiB
C++
//
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// HexBinaryEncoder.h
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//
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// $Id: //poco/Main/Foundation/include/Poco/HexBinaryEncoder.h#2 $
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//
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// Library: Foundation
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// Package: Streams
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// Module: HexBinary
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//
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// Definition of the HexBinaryEncoder class.
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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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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_HexBinaryEncoder_INCLUDED
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#define Foundation_HexBinaryEncoder_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 HexBinaryEncoderBuf: public UnbufferedStreamBuf
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/// This streambuf encodes all data written
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/// to it in hexBinary encoding and forwards it to a connected
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/// ostream.
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/// In hexBinary encoding, each binary octet is encoded as a character tuple,
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/// consisting of two hexadecimal digits ([0-9a-fA-F]) representing the octet code.
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/// See also: XML Schema Part 2: Datatypes (http://www.w3.org/TR/xmlschema-2/),
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/// section 3.2.15.
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{
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public:
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HexBinaryEncoderBuf(std::ostream& ostr);
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~HexBinaryEncoderBuf();
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int close();
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void setLineLength(int lineLength);
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int getLineLength() const;
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void setUppercase(bool flag = true);
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private:
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int writeToDevice(char c);
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int _pos;
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int _lineLength;
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int _uppercase;
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std::ostream& _ostr;
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};
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class Foundation_API HexBinaryEncoderIOS: public virtual std::ios
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/// The base class for HexBinaryEncoder.
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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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HexBinaryEncoderIOS(std::ostream& ostr);
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~HexBinaryEncoderIOS();
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int close();
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HexBinaryEncoderBuf* rdbuf();
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protected:
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HexBinaryEncoderBuf _buf;
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};
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class Foundation_API HexBinaryEncoder: public HexBinaryEncoderIOS, public std::ostream
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/// This ostream encodes all data
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/// written to it in BinHex encoding 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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/// In hexBinary encoding, each binary octet is encoded as a character tuple,
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/// consisting of two hexadecimal digits ([0-9a-fA-F]) representing the octet code.
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/// See also: XML Schema Part 2: Datatypes (http://www.w3.org/TR/xmlschema-2/),
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/// section 3.2.15.
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{
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public:
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HexBinaryEncoder(std::ostream& ostr);
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~HexBinaryEncoder();
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};
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} // namespace Poco
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#endif // Foundation_HexBinaryEncoder_INCLUDED
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