// Copyright (C) 2003-2008 Dolphin Project.

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License 2.0 for more details.

// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/

// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/

#ifndef _FILESYSTEM_GC_WII_H
#define _FILESYSTEM_GC_WII_H

#include <vector>

#include "Filesystem.h"

namespace DiscIO
{
class CFileSystemGCWii
	: public IFileSystem
{
	public:

		CFileSystemGCWii(const IVolume& _rVolume);

		virtual ~CFileSystemGCWii();

		virtual bool IsInitialized();

		virtual size_t GetFileSize(const char* _rFullPath);

		virtual const char* GetFileName(u64 _Address);

		virtual size_t ReadFile(const char* _rFullPath, u8* _pBuffer, size_t _MaxBufferSize);

		virtual bool ExportFile(const char* _rFullPath, const char* _rExportFilename);

		virtual bool ExportAllFiles(const char* _rFullPath);


	private:

		// file info of an FST entry
		struct SFileInfo
		{
			u32 m_NameOffset;
			u64 m_Offset;
			u32 m_FileSize;
			char m_FullPath[512];

			bool IsDirectory() {return((m_NameOffset& 0xFF000000) != 0 ? true : false);}
		};

		typedef std::vector<SFileInfo>CFileInfoVector;
		CFileInfoVector m_FileInfoVector;

		bool m_Initialized;

		u32 m_OffsetShift; // WII offsets are all shifted

		u32 Read32(u64 _Offset) const;

		void GetStringFromOffset(u64 _Offset, char* Filename) const;

		const SFileInfo* FindFileInfo(const char* _rFullPath) const;

		bool InitFileSystem();

		size_t BuildFilenames(const size_t _FirstIndex, const size_t _LastIndex, const char* _szDirectory, u64 _NameTableOffset);
};
} // namespace

#endif