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https://github.com/dolphin-emu/dolphin.git
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0f5a4b37ee
...in addition to the existing function CreateVolume (renamed from CreateVolumeFromFilename). Lets code easily add constraints such as not letting the user select a WAD file when using the disc changing functionality.
102 lines
3.8 KiB
C++
102 lines
3.8 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include <map>
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#include <mbedtls/aes.h>
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#include <memory>
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#include <optional>
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#include <string>
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#include <vector>
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#include "Common/CommonTypes.h"
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#include "Common/Lazy.h"
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#include "Core/IOS/ES/Formats.h"
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#include "DiscIO/Filesystem.h"
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#include "DiscIO/Volume.h"
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namespace DiscIO
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{
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class BlobReader;
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enum class BlobType;
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enum class Country;
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class FileSystem;
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enum class Language;
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enum class Region;
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enum class Platform;
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class VolumeWii : public VolumeDisc
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{
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public:
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VolumeWii(std::unique_ptr<BlobReader> reader);
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~VolumeWii();
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bool Read(u64 offset, u64 length, u8* buffer, const Partition& partition) const override;
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bool IsEncryptedAndHashed() const override;
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std::vector<Partition> GetPartitions() const override;
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Partition GetGamePartition() const override;
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std::optional<u32> GetPartitionType(const Partition& partition) const override;
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std::optional<u64> GetTitleID(const Partition& partition) const override;
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const IOS::ES::TicketReader& GetTicket(const Partition& partition) const override;
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const IOS::ES::TMDReader& GetTMD(const Partition& partition) const override;
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const std::vector<u8>& GetCertificateChain(const Partition& partition) const override;
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const FileSystem* GetFileSystem(const Partition& partition) const override;
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static u64 EncryptedPartitionOffsetToRawOffset(u64 offset, const Partition& partition,
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u64 partition_data_offset);
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u64 PartitionOffsetToRawOffset(u64 offset, const Partition& partition) const override;
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std::string GetGameID(const Partition& partition = PARTITION_NONE) const override;
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std::string GetGameTDBID(const Partition& partition = PARTITION_NONE) const override;
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std::string GetMakerID(const Partition& partition = PARTITION_NONE) const override;
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std::optional<u16> GetRevision(const Partition& partition = PARTITION_NONE) const override;
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std::string GetInternalName(const Partition& partition = PARTITION_NONE) const override;
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std::map<Language, std::string> GetLongNames() const override;
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std::vector<u32> GetBanner(u32* width, u32* height) const override;
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std::string GetApploaderDate(const Partition& partition) const override;
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std::optional<u8> GetDiscNumber(const Partition& partition = PARTITION_NONE) const override;
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Platform GetVolumeType() const override;
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bool SupportsIntegrityCheck() const override { return m_encrypted; }
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bool CheckH3TableIntegrity(const Partition& partition) const override;
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bool CheckBlockIntegrity(u64 block_index, const Partition& partition) const override;
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Region GetRegion() const override;
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Country GetCountry(const Partition& partition = PARTITION_NONE) const override;
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BlobType GetBlobType() const override;
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u64 GetSize() const override;
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bool IsSizeAccurate() const override;
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u64 GetRawSize() const override;
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static constexpr unsigned int H3_TABLE_SIZE = 0x18000;
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static constexpr unsigned int BLOCK_HEADER_SIZE = 0x0400;
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static constexpr unsigned int BLOCK_DATA_SIZE = 0x7C00;
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static constexpr unsigned int BLOCK_TOTAL_SIZE = BLOCK_HEADER_SIZE + BLOCK_DATA_SIZE;
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protected:
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u32 GetOffsetShift() const override { return 2; }
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private:
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struct PartitionDetails
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{
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Common::Lazy<std::unique_ptr<mbedtls_aes_context>> key;
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Common::Lazy<IOS::ES::TicketReader> ticket;
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Common::Lazy<IOS::ES::TMDReader> tmd;
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Common::Lazy<std::vector<u8>> cert_chain;
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Common::Lazy<std::vector<u8>> h3_table;
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Common::Lazy<std::unique_ptr<FileSystem>> file_system;
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Common::Lazy<u64> data_offset;
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u32 type;
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};
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std::unique_ptr<BlobReader> m_reader;
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std::map<Partition, PartitionDetails> m_partitions;
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Partition m_game_partition;
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bool m_encrypted;
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mutable u64 m_last_decrypted_block;
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mutable u8 m_last_decrypted_block_data[BLOCK_DATA_SIZE];
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};
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} // namespace DiscIO
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