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DirectoryBlob: Support tickets and TMDs

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This commit is contained in:
JosJuice 2017-06-08 22:11:31 +02:00
parent 02610d4b28
commit 71578b468d
2 changed files with 34 additions and 1 deletions
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27
Source/Core/DiscIO/DirectoryBlob.cpp
View File

@ -31,6 +31,10 @@
namespace DiscIO
{
static const DiscContent& AddFileToContents(std::set<DiscContent>* contents,
const std::string& path, u64 offset,
u64 max_size = UINT64_MAX);
static u32 ComputeNameSize(const File::FSTEntry& parent_entry);
static std::string ASCIIToUppercase(std::string str);
static void ConvertUTF8NamesToSHIFTJIS(File::FSTEntry& parent_entry);
@ -179,7 +183,20 @@ DirectoryBlobReader::DirectoryBlobReader(File::IOFile dol_file, const std::strin
m_disk_header.data());
m_nonpartition_contents.emplace(PARTITION_TABLE_ADDRESS, PARTITION_TABLE.size() * sizeof(u32),
reinterpret_cast<const u8*>(PARTITION_TABLE.data()));
// TODO: TMDs, tickets, more headers, the raw partition contents...
constexpr u32 TICKET_OFFSET = 0x0;
constexpr u32 TICKET_SIZE = 0x2a4;
constexpr u32 TMD_OFFSET = 0x2c0;
constexpr u32 MAX_TMD_SIZE = 0x49e4;
AddFileToContents(&m_nonpartition_contents, m_root_directory + "ticket.bin",
GAME_PARTITION_ADDRESS + TICKET_OFFSET, TICKET_SIZE);
const DiscContent& tmd =
AddFileToContents(&m_nonpartition_contents, m_root_directory + "tmd.bin",
GAME_PARTITION_ADDRESS + TMD_OFFSET, MAX_TMD_SIZE);
m_tmd_header = {Common::swap32(static_cast<u32>(tmd.GetSize())),
Common::swap32(TMD_OFFSET >> m_address_shift)};
m_nonpartition_contents.emplace(GAME_PARTITION_ADDRESS + TICKET_SIZE, sizeof(m_tmd_header),
reinterpret_cast<const u8*>(&m_tmd_header));
}
}
@ -217,6 +234,8 @@ bool DirectoryBlobReader::ReadInternal(u64 offset, u64 length, u8* buffer,
bool DirectoryBlobReader::Read(u64 offset, u64 length, u8* buffer)
{
// TODO: We don't handle raw access to the encrypted area of Wii discs correctly.
return ReadInternal(offset, length, buffer, m_is_wii ? m_nonpartition_contents : m_virtual_disc);
}
@ -455,6 +474,12 @@ void DirectoryBlobReader::WriteDirectory(const File::FSTEntry& parent_entry, u32
}
}
static const DiscContent& AddFileToContents(std::set<DiscContent>* contents,
const std::string& path, u64 offset, u64 max_size)
{
return *(contents->emplace(offset, std::min(File::GetSize(path), max_size), path).first);
}
static u32 ComputeNameSize(const File::FSTEntry& parent_entry)
{
u32 name_size = 0;

8
Source/Core/DiscIO/DirectoryBlob.h
View File

@ -118,6 +118,13 @@ private:
std::vector<u8> m_disk_header;
#pragma pack(push, 1)
struct TMDHeader
{
u32 tmd_size;
u32 tmd_offset;
} m_tmd_header;
static_assert(sizeof(TMDHeader) == 8, "Wrong size for TMDHeader");
struct SDiskHeaderInfo
{
u32 debug_monitor_size;
@ -144,6 +151,7 @@ private:
unknown2 = 0;
}
};
static_assert(sizeof(SDiskHeaderInfo) == 36, "Wrong size for SDiskHeaderInfo");
#pragma pack(pop)
std::unique_ptr<SDiskHeaderInfo> m_disk_header_info;