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DirectoryBlob: Prepare for supporting multiple partitions

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This commit is contained in:
JosJuice
2017-06-10 15:54:26 +02:00
parent 953ca9cee1
commit ba0ee3f54b
2 changed files with 102 additions and 73 deletions
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70
Source/Core/DiscIO/DirectoryBlob.h
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@ -52,6 +52,49 @@ private:
ContentSource m_content_source;
};
class DirectoryBlobPartition
{
public:
explicit DirectoryBlobPartition(const std::string& root_directory);
// We do not allow copying, because it might mess up the pointers inside DiscContents
DirectoryBlobPartition(const DirectoryBlobPartition&) = delete;
DirectoryBlobPartition& operator=(const DirectoryBlobPartition&) = delete;
DirectoryBlobPartition(DirectoryBlobPartition&&) = default;
DirectoryBlobPartition& operator=(DirectoryBlobPartition&&) = default;
bool IsWii() const { return m_is_wii; }
const std::vector<u8>& GetHeader() const { return m_disk_header; }
const std::set<DiscContent>& GetContents() const { return m_contents; }
private:
void SetDiscHeaderAndDiscType();
void SetBI2();
// Returns DOL address
u64 SetApploader();
// Returns FST address
u64 SetDOL(u64 dol_address);
void BuildFST(u64 fst_address);
// FST creation
void WriteEntryData(u32* entry_offset, u8 type, u32 name_offset, u64 data_offset, u64 length,
u32 address_shift);
void WriteEntryName(u32* name_offset, const std::string& name, u64 name_table_offset);
void WriteDirectory(const File::FSTEntry& parent_entry, u32* fst_offset, u32* name_offset,
u64* data_offset, u32 parent_entry_index, u64 name_table_offset);
std::set<DiscContent> m_contents;
std::vector<u8> m_disk_header;
std::vector<u8> m_apploader;
std::vector<u8> m_fst_data;
std::string m_root_directory;
bool m_is_wii;
// GameCube has no shift, Wii has 2 bit shift
u32 m_address_shift;
};
class DirectoryBlobReader : public BlobReader
{
public:
@ -76,39 +119,18 @@ private:
bool ReadInternal(u64 offset, u64 length, u8* buffer, const std::set<DiscContent>& contents);
void SetDiscHeaderAndDiscType();
void SetBI2();
void SetNonpartitionDiscHeader(const std::vector<u8>& partition_header);
void SetPartitionTable();
void SetWiiRegionData();
void SetTMDAndTicket();
// Returns DOL address
u64 SetApploader();
// Returns FST address
u64 SetDOL(u64 dol_address);
void BuildFST(u64 fst_address);
// FST creation
void WriteEntryData(u32* entry_offset, u8 type, u32 name_offset, u64 data_offset, u64 length,
u32 address_shift);
void WriteEntryName(u32* name_offset, const std::string& name, u64 name_table_offset);
void WriteDirectory(const File::FSTEntry& parent_entry, u32* fst_offset, u32* name_offset,
u64* data_offset, u32 parent_entry_index, u64 name_table_offset);
std::string m_root_directory;
std::set<DiscContent> m_virtual_disc;
DirectoryBlobPartition m_game_partition;
std::set<DiscContent> m_nonpartition_contents;
bool m_is_wii;
// GameCube has no shift, Wii has 2 bit shift
u32 m_address_shift;
std::vector<u8> m_fst_data;
std::vector<u8> m_disk_header;
std::vector<u8> m_disk_header_nonpartition;
std::vector<u8> m_wii_region_data;
@ -120,8 +142,6 @@ private:
} m_tmd_header;
static_assert(sizeof(TMDHeader) == 8, "Wrong size for TMDHeader");
#pragma pack(pop)
std::vector<u8> m_apploader;
};
} // namespace