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Volume: Add a GetCertificateChain function

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This commit is contained in:
JosJuice
2019-03-21 23:04:44 +01:00
parent abb3c5bccd
commit c028a84531
6 changed files with 46 additions and 7 deletions
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21
Source/Core/DiscIO/VolumeWii.cpp
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@ -97,6 +97,18 @@ VolumeWii::VolumeWii(std::unique_ptr<BlobReader> reader)
return IOS::ES::TMDReader{std::move(tmd_buffer)};
};
auto get_cert_chain = [this, partition]() -> std::vector<u8> {
const std::optional<u32> size = m_reader->ReadSwapped<u32>(partition.offset + 0x2ac);
const std::optional<u64> address =
ReadSwappedAndShifted(partition.offset + 0x2b0, PARTITION_NONE);
if (!size || !address)
return {};
std::vector<u8> cert_chain(*size);
if (!m_reader->Read(partition.offset + *address, *size, cert_chain.data()))
return {};
return cert_chain;
};
auto get_key = [this, partition]() -> std::unique_ptr<mbedtls_aes_context> {
const IOS::ES::TicketReader& ticket = *m_partitions[partition].ticket;
if (!ticket.IsValid())
@ -120,6 +132,7 @@ VolumeWii::VolumeWii(std::unique_ptr<BlobReader> reader)
partition, PartitionDetails{Common::Lazy<std::unique_ptr<mbedtls_aes_context>>(get_key),
Common::Lazy<IOS::ES::TicketReader>(get_ticket),
Common::Lazy<IOS::ES::TMDReader>(get_tmd),
Common::Lazy<std::vector<u8>>(get_cert_chain),
Common::Lazy<std::unique_ptr<FileSystem>>(get_file_system),
Common::Lazy<u64>(get_data_offset), *partition_type});
}
@ -239,6 +252,12 @@ const IOS::ES::TMDReader& VolumeWii::GetTMD(const Partition& partition) const
return it != m_partitions.end() ? *it->second.tmd : INVALID_TMD;
}
const std::vector<u8>& VolumeWii::GetCertificateChain(const Partition& partition) const
{
auto it = m_partitions.find(partition);
return it != m_partitions.end() ? *it->second.cert_chain : INVALID_CERT_CHAIN;
}
const FileSystem* VolumeWii::GetFileSystem(const Partition& partition) const
{
auto it = m_partitions.find(partition);
@ -468,4 +487,4 @@ bool VolumeWii::CheckIntegrity(const Partition& partition) const
return true;
}
} // namespace
} // namespace DiscIO