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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
#ifndef FILE_ID_INTERNAL_HEADER_013287632486321493
#define FILE_ID_INTERNAL_HEADER_013287632486321493
#include <string>
#ifdef FFS_WIN
#include "win.h" //includes "windows.h"
#elif defined FFS_LINUX
#include <sys/stat.h>
#endif
namespace
{
template <class T> inline
std::string numberToBytes(T number)
{
const char* rawBegin = reinterpret_cast<const char*>(&number);
return std::string(rawBegin, rawBegin + sizeof(number));
}
#ifdef FFS_WIN
inline
std::string extractFileID(const BY_HANDLE_FILE_INFORMATION& fileInfo)
{
return numberToBytes(fileInfo.dwVolumeSerialNumber) +
numberToBytes(fileInfo.nFileIndexHigh) +
numberToBytes(fileInfo.nFileIndexLow);
}
#elif defined FFS_LINUX
inline
std::string extractFileID(const struct stat& fileInfo)
{
return numberToBytes(fileInfo.st_dev) +
numberToBytes(fileInfo.st_ino);
}
#endif
}
#endif //FILE_ID_INTERNAL_HEADER_013287632486321493
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