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posix-fs.h

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00001 /* ScummVM - Graphic Adventure Engine
00002  *
00003  * ScummVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the COPYRIGHT
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef POSIX_FILESYSTEM_H
00024 #define POSIX_FILESYSTEM_H
00025 
00026 #include "backends/fs/abstract-fs.h"
00027 
00033 class POSIXFilesystemNode : public AbstractFSNode {
00034 protected:
00035     Common::String _displayName;
00036     Common::String _path;
00037     bool _isDirectory;
00038     bool _isValid;
00039 
00040     virtual AbstractFSNode *makeNode(const Common::String &path) const {
00041         return new POSIXFilesystemNode(path);
00042     }
00043 
00047     POSIXFilesystemNode() : _isDirectory(false), _isValid(false) {}
00048 
00049 public:
00055     POSIXFilesystemNode(const Common::String &path);
00056 
00057     virtual bool exists() const;
00058     virtual Common::String getDisplayName() const { return _displayName; }
00059     virtual Common::String getName() const { return _displayName; }
00060     virtual Common::String getPath() const { return _path; }
00061     virtual bool isDirectory() const { return _isDirectory; }
00062     virtual bool isReadable() const;
00063     virtual bool isWritable() const;
00064 
00065     virtual AbstractFSNode *getChild(const Common::String &n) const;
00066     virtual bool getChildren(AbstractFSList &list, ListMode mode, bool hidden) const;
00067     virtual AbstractFSNode *getParent() const;
00068 
00069     virtual Common::SeekableReadStream *createReadStream();
00070     virtual Common::WriteStream *createWriteStream();
00071     virtual bool create(bool isDirectoryFlag);
00072 
00073 private:
00077     virtual void setFlags();
00078 };
00079 
00080 namespace Posix {
00081 
00090 bool assureDirectoryExists(const Common::String &dir, const char *prefix = nullptr);
00091 
00092 } // End of namespace Posix
00093 
00094 #endif


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