diff options
Diffstat (limited to 'shared/file_id.h')
| -rw-r--r-- | shared/file_id.h | 180 |
1 files changed, 4 insertions, 176 deletions
diff --git a/shared/file_id.h b/shared/file_id.h index d00ca20a..2e94bf5a 100644 --- a/shared/file_id.h +++ b/shared/file_id.h @@ -1,62 +1,23 @@ // ************************************************************************** // * 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) 2008-2010 ZenJu (zhnmju123 AT gmx.de) * +// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) * // ************************************************************************** // #ifndef FILEID_H_INCLUDED #define FILEID_H_INCLUDED -#include <wx/stream.h> #include "zstring.h" +#include <string> -#ifdef FFS_WIN -#elif defined FFS_LINUX -#include <sys/stat.h> -#endif //unique file identifier namespace util { -class FileID -{ -public: - //standard copy constructor and assignment operator are okay! - - FileID(wxInputStream& stream); //read - void toStream(wxOutputStream& stream) const; //write - - bool isNull() const; - bool operator==(const FileID& rhs) const; - bool operator!=(const FileID& rhs) const; - bool operator<(const FileID& rhs) const; - - FileID(); -#ifdef FFS_WIN - typedef unsigned long DWORD_FFS; //we don't want do include "windows.h" or "<wx/msw/wrapwin.h>" here, do we? - - FileID(DWORD_FFS dwVolumeSN, - DWORD_FFS fileIndexHi, - DWORD_FFS fileIndexLo); -#elif defined FFS_LINUX - FileID(dev_t devId, - ino_t inId); -#endif -private: -#ifdef FFS_WIN - DWORD_FFS dwVolumeSerialNumber; - DWORD_FFS nFileIndexHigh; - DWORD_FFS nFileIndexLow; -#elif defined FFS_LINUX - dev_t deviceId; - ino_t inodeId; -#endif -}; - //get unique file id (symbolic link handling: opens the link!!!) -//error condition: returns FileID () -FileID retrieveFileID(const Zstring& filename); +//returns empty string on error! +std::string retrieveFileID(const Zstring& filename); //test whether two distinct paths point to the same file or directory: // true: paths point to same files/dirs @@ -64,137 +25,4 @@ FileID retrieveFileID(const Zstring& filename); bool sameFileSpecified(const Zstring& file1, const Zstring& file2); } - - - - - - - - - - - - - - - - - - -//---------------Inline Implementation--------------------------------------------------- -#ifdef FFS_WIN -inline -util::FileID::FileID() : - dwVolumeSerialNumber(0), - nFileIndexHigh(0), - nFileIndexLow(0) {} - -inline -util::FileID::FileID(DWORD_FFS dwVolumeSN, - DWORD_FFS fileIndexHi, - DWORD_FFS fileIndexLo) : - dwVolumeSerialNumber(dwVolumeSN), - nFileIndexHigh(fileIndexHi), - nFileIndexLow(fileIndexLo) {} - -inline -bool util::FileID::isNull() const -{ - return dwVolumeSerialNumber == 0 && - nFileIndexHigh == 0 && - nFileIndexLow == 0; -} - -inline -bool util::FileID::operator==(const FileID& rhs) const -{ - return dwVolumeSerialNumber == rhs.dwVolumeSerialNumber && - nFileIndexHigh == rhs.nFileIndexHigh && - nFileIndexLow == rhs.nFileIndexLow; -} - -inline -bool util::FileID::operator<(const FileID& rhs) const -{ - if (dwVolumeSerialNumber != rhs.dwVolumeSerialNumber) - return dwVolumeSerialNumber < rhs.dwVolumeSerialNumber; - - if (nFileIndexHigh != rhs.nFileIndexHigh) - return nFileIndexHigh < rhs.nFileIndexHigh; - - return nFileIndexLow < rhs.nFileIndexLow; -} - -inline -util::FileID::FileID(wxInputStream& stream) //read -{ - stream.Read(&dwVolumeSerialNumber, sizeof(dwVolumeSerialNumber)); - stream.Read(&nFileIndexHigh, sizeof(nFileIndexHigh)); - stream.Read(&nFileIndexLow, sizeof(nFileIndexLow)); -} - -inline -void util::FileID::toStream(wxOutputStream& stream) const //write -{ - stream.Write(&dwVolumeSerialNumber, sizeof(dwVolumeSerialNumber)); - stream.Write(&nFileIndexHigh, sizeof(nFileIndexHigh)); - stream.Write(&nFileIndexLow, sizeof(nFileIndexLow)); -} - -#elif defined FFS_LINUX -inline -util::FileID::FileID() : - deviceId(0), - inodeId(0) {} - -inline -util::FileID::FileID(dev_t devId, - ino_t inId) : - deviceId(devId), - inodeId(inId) {} - -inline -bool util::FileID::isNull() const -{ - return deviceId == 0 && - inodeId == 0; -} - -inline -bool util::FileID::operator==(const FileID& rhs) const -{ - return deviceId == rhs.deviceId && - inodeId == rhs.inodeId; -} - -inline -bool util::FileID::operator<(const FileID& rhs) const -{ - if (deviceId != rhs.deviceId) - return deviceId < rhs.deviceId; - - return inodeId < rhs.inodeId; -} - -inline -util::FileID::FileID(wxInputStream& stream) //read -{ - stream.Read(&deviceId, sizeof(deviceId)); - stream.Read(&inodeId, sizeof(inodeId)); -} - -inline -void util::FileID::toStream(wxOutputStream& stream) const //write -{ - stream.Write(&deviceId, sizeof(deviceId)); - stream.Write(&inodeId, sizeof(inodeId)); -} -#endif -inline -bool util::FileID::operator!=(const FileID& rhs) const -{ - return !(*this == rhs); -} - #endif // FILEID_H_INCLUDED |