/usr/include/Poco/Zip/AutoDetectStream.h is in libpoco-dev 1.3.6p1-4.
This file is owned by root:root, with mode 0o644.
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// AutoDetectStream.h
//
// $Id: //poco/1.3/Zip/include/Poco/Zip/AutoDetectStream.h#4 $
//
// Library: Zip
// Package: Zip
// Module: AutoDetectStream
//
// Definition of the AutoDetectStream class.
//
// Copyright (c) 2007, 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 Zip_AutoDetectStream_INCLUDED
#define Zip_AutoDetectStream_INCLUDED
#include "Poco/Zip/Zip.h"
#include "Poco/BufferedStreamBuf.h"
#include <istream>
#include <ostream>
namespace Poco {
namespace Zip {
class Zip_API AutoDetectStreamBuf: public Poco::BufferedStreamBuf
/// A AutoDetectStreamBuf is a class that limits one view on an inputstream to a selected view range
{
public:
AutoDetectStreamBuf(std::istream& in, const std::string& prefix, const std::string& postfix, bool reposition, Poco::UInt32 start);
/// Creates the AutoDetectStream.
AutoDetectStreamBuf(std::ostream& out);
/// Creates the AutoDetectStream.
/// If initStream is true the status of the stream will be cleared on the first access, and the stream will be repositioned
/// to position start
~AutoDetectStreamBuf();
/// Destroys the AutoDetectStream.
protected:
int readFromDevice(char* buffer, std::streamsize length);
int writeToDevice(const char* buffer, std::streamsize length);
private:
enum
{
STREAM_BUFFER_SIZE = 1024
};
std::istream* _pIstr;
std::ostream* _pOstr;
bool _eofDetected;
int _matchCnt;
std::string _prefix;
std::string _postfix;
bool _reposition;
Poco::UInt32 _start;
};
class Zip_API AutoDetectIOS: public virtual std::ios
/// The base class for AutoDetectInputStream and AutoDetectOutputStream.
///
/// This class is needed to ensure the correct initialization
/// order of the stream buffer and base classes.
{
public:
AutoDetectIOS(std::istream& istr, const std::string& prefix, const std::string& postfix, bool reposition, Poco::UInt32 start);
/// Creates the basic stream and connects it
/// to the given input stream.
AutoDetectIOS(std::ostream& ostr);
/// Creates the basic stream and connects it
/// to the given output stream.
~AutoDetectIOS();
/// Destroys the stream.
AutoDetectStreamBuf* rdbuf();
/// Returns a pointer to the underlying streambuf.
protected:
AutoDetectStreamBuf _buf;
};
class Zip_API AutoDetectInputStream: public AutoDetectIOS, public std::istream
/// This stream copies all characters read through it
/// to one or multiple output streams.
{
public:
AutoDetectInputStream(std::istream& istr, const std::string& prefix = std::string(), const std::string& postfix = std::string(), bool reposition = false, Poco::UInt32 start = 0);
/// Creates the AutoDetectInputStream and connects it
/// to the given input stream. Bytes read are guaranteed to be in the range [start, end-1]
/// If initStream is true the status of the stream will be cleared on the first access, and the stream will be repositioned
/// to position start
~AutoDetectInputStream();
/// Destroys the AutoDetectInputStream.
};
class Zip_API AutoDetectOutputStream: public AutoDetectIOS, public std::ostream
/// This stream copies all characters written to it
/// to one or multiple output streams.
{
public:
AutoDetectOutputStream(std::ostream& ostr);
/// Creates the AutoDetectOutputStream and connects it
/// to the given input stream. Bytes written are guaranteed to be in the range [start, end-1]
/// If initStream is true the status of the stream will be cleared on the first access, and the stream will be repositioned
/// to position start
~AutoDetectOutputStream();
/// Destroys the AutoDetectOutputStream.
};
} } // namespace Poco::Zip
#endif // Zip_AutoDetectStream_INCLUDED
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