dolphin/Source/Core/DiscIO/Src/VolumeDirectory.h

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// Copyright (C) 2003 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/
#pragma once
#include "Volume.h"
#include "Common.h"
#include "FileUtil.h"
#include <string>
#include <map>
//
// --- this volume type is used for reading files directly from the hard drive ---
//
namespace DiscIO
{
class CVolumeDirectory
: public IVolume
{
public:
CVolumeDirectory(const std::string& _rDirectory, bool _bIsWii);
~CVolumeDirectory();
static bool IsValidDirectory(const std::string& _rDirectory);
bool Read(u64 _Offset, u64 _Length, u8* _pBuffer) const;
bool RAWRead(u64 _Offset, u64 _Length, u8* _pBuffer) const;
std::string GetUniqueID() const;
void SetUniqueID(std::string _ID);
std::string GetMakerID() const;
std::string GetName() const;
void SetName(std::string);
u32 GetFSTSize() const;
std::string GetApploaderDate() const;
ECountry GetCountry() const;
u64 GetSize() const;
void BuildFST();
private:
static std::string ExtractDirectoryName(const std::string& _rDirectory);
void SetDiskTypeWii();
void SetDiskTypeGC();
// writing to read buffer
void WriteToBuffer(u64 _SrcStartAddress, u64 _SrcLength, u8* _Src,
u64& _Address, u64& _Length, u8*& _pBuffer) const;
void PadToAddress(u64 _StartAddress, u64& _Address, u64& _Length, u8*& _pBuffer) const;
void Write32(u32 data, u32 offset, u8* buffer);
// FST creation
void WriteEntryData(u32& entryOffset, u8 type, u32 nameOffset, u64 dataOffset, u32 length);
void WriteEntryName(u32& nameOffset, const std::string& name);
void WriteEntry(const File::FSTEntry& entry, u32& fstOffset, u32& nameOffset, u64& dataOffset, u32 parentEntryNum);
// returns number of entries found in _Directory
u32 AddDirectoryEntries(const std::string& _Directory, File::FSTEntry& parentEntry);
std::string m_rootDirectory;
std::map<u64, std::string> m_virtualDisk;
u32 m_totalNameSize;
// gc has no shift, wii has 2 bit shift
u32 m_addressShift;
// first address on disk containing file data
u64 m_dataStartAddress;
u64 m_fstNameOffset;
u64 m_fstSize;
u8* m_FSTData;
u8* m_diskHeader;
};
} // namespace