/usr/include/Poco/Zip/ZipUtil.h is in libpoco-dev 1.3.6p1-5.1build1.
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// ZipUtil.h
//
// $Id: //poco/1.3/Zip/include/Poco/Zip/ZipUtil.h#5 $
//
// Library: Zip
// Package: Zip
// Module: ZipUtil
//
// Definition of the ZipUtil 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_ZipUtil_INCLUDED
#define Zip_ZipUtil_INCLUDED
#include "Poco/Zip/Zip.h"
#include "Poco/Zip/ZipCommon.h"
#include "Poco/DateTime.h"
#include "Poco/Path.h"
#include <istream>
namespace Poco {
namespace Zip {
class ZipUtil
/// A utility class used for parsing header information inside of zip files
{
public:
static Poco::UInt16 get16BitValue(const char* pVal, const Poco::UInt32 pos);
static Poco::UInt32 get32BitValue(const char* pVal, const Poco::UInt32 pos);
static void set16BitValue(const Poco::UInt16 val, char* pVal, const Poco::UInt32 pos);
static void set32BitValue(const Poco::UInt32 val, char* pVal, const Poco::UInt32 pos);
static Poco::DateTime parseDateTime(const char* pVal, const Poco::UInt32 timePos, const Poco::UInt32 datePos);
static void setDateTime(const Poco::DateTime& dt, char* pVal, const Poco::UInt32 timePos, const Poco::UInt32 datePos);
static std::string fakeZLibInitString(ZipCommon::CompressionLevel cl);
static void sync(std::istream& in);
/// Searches the next valid header in the input stream, stops right before it
static void verifyZipEntryFileName(const std::string& zipPath);
/// Verifies that the name of the ZipEntry is a valid path
static std::string validZipEntryFileName(const Poco::Path& entry);
private:
ZipUtil();
~ZipUtil();
ZipUtil(const ZipUtil&);
ZipUtil& operator=(const ZipUtil&);
};
inline Poco::UInt16 ZipUtil::get16BitValue(const char* pVal, const Poco::UInt32 pos)
{
return static_cast<Poco::UInt16>((unsigned char)pVal[pos])+ (static_cast<Poco::UInt16>((unsigned char)pVal[pos+1]) << 8);
}
inline Poco::UInt32 ZipUtil::get32BitValue(const char* pVal, const Poco::UInt32 pos)
{
return static_cast<Poco::UInt32>((unsigned char)pVal[pos])+ (static_cast<Poco::UInt32>((unsigned char)pVal[pos+1]) << 8)+
(static_cast<Poco::UInt32>((unsigned char)pVal[pos+2]) << 16) + (static_cast<Poco::UInt32>((unsigned char)pVal[pos+3]) << 24);
}
inline void ZipUtil::set16BitValue(const Poco::UInt16 val, char* pVal, const Poco::UInt32 pos)
{
pVal[pos] = static_cast<char>(val);
pVal[pos+1] = static_cast<char>(val>>8);
}
inline void ZipUtil::set32BitValue(const Poco::UInt32 val, char* pVal, const Poco::UInt32 pos)
{
pVal[pos] = static_cast<char>(val);
pVal[pos+1] = static_cast<char>(val>>8);
pVal[pos+2] = static_cast<char>(val>>16);
pVal[pos+3] = static_cast<char>(val>>24);
}
} } // namespace Poco::Zip
#endif // Zip_ZipUtil_INCLUDED
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