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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QFILESYSTEMENGINE_P_H_INCLUDED
#define QFILESYSTEMENGINE_P_H_INCLUDED

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qfile.h"
#include "qfilesystementry_p.h"
#include "qfilesystemmetadata_p.h"
#include <QtCore/private/qsystemerror_p.h>

QT_BEGIN_NAMESPACE

class QFileSystemEngine
{
public:
    static bool isCaseSensitive();

    static QFileSystemEntry getLinkTarget(const QFileSystemEntry &link, QFileSystemMetaData &data);
    static QFileSystemEntry canonicalName(const QFileSystemEntry &entry, QFileSystemMetaData &data);
    static QFileSystemEntry absoluteName(const QFileSystemEntry &entry);
    static QString resolveUserName(const QFileSystemEntry &entry, QFileSystemMetaData &data);
    static QString resolveGroupName(const QFileSystemEntry &entry, QFileSystemMetaData &data);

#if defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN)
    static QString resolveUserName(uint userId);
    static QString resolveGroupName(uint groupId);
#endif

#if defined(Q_OS_MAC) && !defined(QT_NO_CORESERVICES)
    static QString bundleName(const QFileSystemEntry &entry);
#else
    static QString bundleName(const QFileSystemEntry &entry) { Q_UNUSED(entry) return QString(); }
#endif

    static bool fillMetaData(const QFileSystemEntry &entry, QFileSystemMetaData &data,
                             QFileSystemMetaData::MetaDataFlags what);
#if defined(Q_OS_UNIX)
    static bool fillMetaData(int fd, QFileSystemMetaData &data); // what = PosixStatFlags
#endif
#if defined(Q_OS_WIN)

    static bool uncListSharesOnServer(const QString &server, QStringList *list); //Used also by QFSFileEngineIterator::hasNext()
    static bool fillMetaData(int fd, QFileSystemMetaData &data,
                             QFileSystemMetaData::MetaDataFlags what);
    static bool fillMetaData(HANDLE fHandle, QFileSystemMetaData &data,
                             QFileSystemMetaData::MetaDataFlags what);
    static bool fillPermissions(const QFileSystemEntry &entry, QFileSystemMetaData &data,
                                QFileSystemMetaData::MetaDataFlags what);
    static QString owner(const QFileSystemEntry &entry, QAbstractFileEngine::FileOwner own);
    static QString nativeAbsoluteFilePath(const QString &path);
#endif
    //homePath, rootPath and tempPath shall return clean paths
    static QString homePath();
    static QString rootPath();
    static QString tempPath();

    static bool createDirectory(const QFileSystemEntry &entry, bool createParents);
    static bool removeDirectory(const QFileSystemEntry &entry, bool removeEmptyParents);

    static bool createLink(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error);

    static bool copyFile(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error);
    static bool renameFile(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error);
    static bool removeFile(const QFileSystemEntry &entry, QSystemError &error);

    static bool setPermissions(const QFileSystemEntry &entry, QFile::Permissions permissions, QSystemError &error,
                               QFileSystemMetaData *data = 0);

    static bool setCurrentPath(const QFileSystemEntry &entry);
    static QFileSystemEntry currentPath();

    static QAbstractFileEngine *resolveEntryAndCreateLegacyEngine(QFileSystemEntry &entry,
                                                                  QFileSystemMetaData &data);
private:
    static QString slowCanonicalized(const QString &path);
#if defined(Q_OS_WIN)
    static void clearWinStatData(QFileSystemMetaData &data);
#endif
};

QT_END_NAMESPACE

#endif // include guard