/**************************************************************************** ** ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the QtCore module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, 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, Digia gives you certain additional ** rights. These rights are described in the Digia 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. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QFSFILEENGINE_P_H #define QFSFILEENGINE_P_H // // 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 "qplatformdefs.h" #include "QtCore/private/qabstractfileengine_p.h" #include #include #include #ifndef QT_NO_FSFILEENGINE QT_BEGIN_NAMESPACE #if defined(Q_OS_WINCE_STD) && _WIN32_WCE < 0x600 #define Q_USE_DEPRECATED_MAP_API 1 #endif class QFSFileEnginePrivate; class Q_AUTOTEST_EXPORT QFSFileEngine : public QAbstractFileEngine { Q_DECLARE_PRIVATE(QFSFileEngine) public: QFSFileEngine(); explicit QFSFileEngine(const QString &file); ~QFSFileEngine(); bool open(QIODevice::OpenMode openMode); bool open(QIODevice::OpenMode flags, FILE *fh); bool close(); bool flush(); bool syncToDisk(); qint64 size() const; qint64 pos() const; bool seek(qint64); bool isSequential() const; bool remove(); bool copy(const QString &newName); bool rename(const QString &newName); bool renameOverwrite(const QString &newName); bool link(const QString &newName); bool mkdir(const QString &dirName, bool createParentDirectories) const; bool rmdir(const QString &dirName, bool recurseParentDirectories) const; bool setSize(qint64 size); bool caseSensitive() const; bool isRelativePath() const; QStringList entryList(QDir::Filters filters, const QStringList &filterNames) const; FileFlags fileFlags(FileFlags type) const; bool setPermissions(uint perms); QString fileName(FileName file) const; uint ownerId(FileOwner) const; QString owner(FileOwner) const; QDateTime fileTime(FileTime time) const; void setFileName(const QString &file); int handle() const; #ifndef QT_NO_FILESYSTEMITERATOR Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames); Iterator *endEntryList(); #endif qint64 read(char *data, qint64 maxlen); qint64 readLine(char *data, qint64 maxlen); qint64 write(const char *data, qint64 len); bool extension(Extension extension, const ExtensionOption *option = 0, ExtensionReturn *output = 0); bool supportsExtension(Extension extension) const; //FS only!! bool open(QIODevice::OpenMode flags, int fd); bool open(QIODevice::OpenMode flags, int fd, QFile::FileHandleFlags handleFlags); bool open(QIODevice::OpenMode flags, FILE *fh, QFile::FileHandleFlags handleFlags); static bool setCurrentPath(const QString &path); static QString currentPath(const QString &path = QString()); static QString homePath(); static QString rootPath(); static QString tempPath(); static QFileInfoList drives(); protected: QFSFileEngine(QFSFileEnginePrivate &dd); }; class Q_AUTOTEST_EXPORT QFSFileEnginePrivate : public QAbstractFileEnginePrivate { Q_DECLARE_PUBLIC(QFSFileEngine) public: #ifdef Q_OS_WIN static QString longFileName(const QString &path); #endif QFileSystemEntry fileEntry; QIODevice::OpenMode openMode; bool nativeOpen(QIODevice::OpenMode openMode); bool openFh(QIODevice::OpenMode flags, FILE *fh); bool openFd(QIODevice::OpenMode flags, int fd); bool nativeClose(); bool closeFdFh(); bool nativeFlush(); bool nativeSyncToDisk(); bool flushFh(); qint64 nativeSize() const; #ifndef Q_OS_WIN qint64 sizeFdFh() const; #endif qint64 nativePos() const; qint64 posFdFh() const; bool nativeSeek(qint64); bool seekFdFh(qint64); qint64 nativeRead(char *data, qint64 maxlen); qint64 readFdFh(char *data, qint64 maxlen); qint64 nativeReadLine(char *data, qint64 maxlen); qint64 readLineFdFh(char *data, qint64 maxlen); qint64 nativeWrite(const char *data, qint64 len); qint64 writeFdFh(const char *data, qint64 len); int nativeHandle() const; bool nativeIsSequential() const; #ifndef Q_OS_WIN bool isSequentialFdFh() const; #endif uchar *map(qint64 offset, qint64 size, QFile::MemoryMapFlags flags); bool unmap(uchar *ptr); mutable QFileSystemMetaData metaData; FILE *fh; #ifdef Q_OS_WIN HANDLE fileHandle; HANDLE mapHandle; QHash maps; #ifndef Q_OS_WINCE mutable int cachedFd; #endif mutable DWORD fileAttrib; #else QHash > maps; #endif int fd; enum LastIOCommand { IOFlushCommand, IOReadCommand, IOWriteCommand }; LastIOCommand lastIOCommand; bool lastFlushFailed; bool closeFileHandle; mutable uint is_sequential : 2; mutable uint could_stat : 1; mutable uint tried_stat : 1; #if !defined(Q_OS_WINCE) mutable uint need_lstat : 1; mutable uint is_link : 1; #endif #if defined(Q_OS_WIN) bool doStat(QFileSystemMetaData::MetaDataFlags flags) const; #else bool doStat(QFileSystemMetaData::MetaDataFlags flags = QFileSystemMetaData::PosixStatFlags) const; #endif bool isSymlink() const; #if defined(Q_OS_WIN32) int sysOpen(const QString &, int flags); #endif protected: QFSFileEnginePrivate(); void init(); QAbstractFileEngine::FileFlags getPermissions(QAbstractFileEngine::FileFlags type) const; }; QT_END_NAMESPACE #endif // QT_NO_FSFILEENGINE #endif // QFSFILEENGINE_P_H