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125 lines
3.5 KiB
C++
125 lines
3.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef MORPHOS_FILESYSTEM_H
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#define MORPHOS_FILESYSTEM_H
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#ifdef __USE_INLINE__
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#undef __USE_INLINE__
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#endif
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#include <proto/exec.h>
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#include <proto/dos.h>
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#include <stdio.h>
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#ifndef USE_NEWLIB
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#include <strings.h>
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#endif
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#include "backends/fs/abstract-fs.h"
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/**
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* Implementation of the ScummVM file system API.
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*
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* Parts of this class are documented in the base interface class, AbstractFSNode.
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*/
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class MorphOSFilesystemNode : public AbstractFSNode {
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protected:
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/**
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* The main file lock.
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* If this is NULL but _bIsValid is true, then this Node references
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* the virtual filesystem root.
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*/
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BPTR _pFileLock;
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Common::String _sDisplayName;
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Common::String _sPath;
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bool _bIsDirectory;
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bool _bIsValid;
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uint32 _nProt;
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/**
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* Creates a list with all the volumes present in the root node.
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*/
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virtual AbstractFSList listVolumes() const;
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/**
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* True if this is the pseudo root filesystem.
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*/
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bool isRootNode() const { return _bIsValid && _bIsDirectory && _pFileLock == 0; }
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public:
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/**
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* Creates an MorphOSFilesystemNode with the root node as path.
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*/
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MorphOSFilesystemNode();
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/**
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* Creates an MorphOSFilesystemNode for a given path.
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*
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* @param path Common::String with the path the new node should point to.
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*/
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MorphOSFilesystemNode(const Common::String &p);
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/**
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* Creates an MorphOSFilesystemNode given its lock and display name.
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*
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* @param pLock BPTR to the lock.
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* @param pDisplayName name to be used for display, in case not supplied the FilePart() of the filename will be used.
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*
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* @note This shouldn't even be public as it's only internally, at best it should have been protected if not private.
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*/
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MorphOSFilesystemNode(BPTR pLock, const char *pDisplayName = 0);
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/**
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* Copy constructor.
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*
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* @note Needed because it duplicates the file lock.
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*/
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MorphOSFilesystemNode(const MorphOSFilesystemNode &node);
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/**
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* Destructor.
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*/
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virtual ~MorphOSFilesystemNode();
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virtual bool exists() const;
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virtual Common::String getDisplayName() const { return _sDisplayName; }
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virtual Common::String getName() const { return _sDisplayName; }
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virtual Common::String getPath() const { return _sPath; }
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virtual bool isDirectory() const { return _bIsDirectory; }
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virtual bool isReadable() const { return true; }
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virtual bool isWritable() const { return true; }
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virtual AbstractFSNode *getChild(const Common::String &n) const;
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virtual bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const;
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virtual AbstractFSNode *getParent() const;
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virtual Common::SeekableReadStream *createReadStream();
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virtual Common::WriteStream *createWriteStream();
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virtual bool createDirectory();
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};
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#endif
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