dolphin/Source/Core/DiscIO/VolumeWiiCrypted.h
JosJuice ace060748b Don't read from disk when checking volume type
Should be faster than relying on the OS to cache the magic words.
Also gets rid of the odd recursive call in VolumeDirectory.
2015-01-17 13:21:02 +01:00

59 lines
1.5 KiB
C++

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <string>
#include <vector>
#include <polarssl/aes.h>
#include "Common/CommonTypes.h"
#include "DiscIO/Volume.h"
// --- this volume type is used for encrypted Wii images ---
namespace DiscIO
{
class IBlobReader;
class CVolumeWiiCrypted : public IVolume
{
public:
CVolumeWiiCrypted(IBlobReader* _pReader, u64 _VolumeOffset, const unsigned char* _pVolumeKey);
~CVolumeWiiCrypted();
bool Read(u64 _Offset, u64 _Length, u8* _pBuffer, bool decrypt) const override;
bool GetTitleID(u8* _pBuffer) const override;
virtual std::unique_ptr<u8[]> GetTMD(u32 *_sz) const override;
std::string GetUniqueID() const override;
std::string GetMakerID() const override;
std::vector<std::string> GetNames() const override;
u32 GetFSTSize() const override;
std::string GetApploaderDate() const override;
bool IsWiiDisc() const override;
ECountry GetCountry() const override;
u64 GetSize() const override;
u64 GetRawSize() const override;
int GetRevision() const override;
bool SupportsIntegrityCheck() const override { return true; }
bool CheckIntegrity() const override;
bool ChangePartition(u64 offset) override;
private:
std::unique_ptr<IBlobReader> m_pReader;
std::unique_ptr<aes_context> m_AES_ctx;
u8* m_pBuffer;
u64 m_VolumeOffset;
u64 m_dataOffset;
mutable u64 m_LastDecryptedBlockOffset;
mutable unsigned char m_LastDecryptedBlock[0x8000];
};
} // namespace