forked from suyu/suyu
91 lines
3.4 KiB
C++
91 lines
3.4 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <fmt/format.h>
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#include "core/file_sys/bis_factory.h"
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#include "core/file_sys/registered_cache.h"
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namespace FileSys {
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BISFactory::BISFactory(VirtualDir nand_root_, VirtualDir load_root_, VirtualDir dump_root_)
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: nand_root(std::move(nand_root_)), load_root(std::move(load_root_)),
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dump_root(std::move(dump_root_)),
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sysnand_cache(std::make_unique<RegisteredCache>(
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GetOrCreateDirectoryRelative(nand_root, "/system/Contents/registered"))),
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usrnand_cache(std::make_unique<RegisteredCache>(
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GetOrCreateDirectoryRelative(nand_root, "/user/Contents/registered"))) {}
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BISFactory::~BISFactory() = default;
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VirtualDir BISFactory::GetSystemNANDContentDirectory() const {
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return GetOrCreateDirectoryRelative(nand_root, "/system/Contents");
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}
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VirtualDir BISFactory::GetUserNANDContentDirectory() const {
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return GetOrCreateDirectoryRelative(nand_root, "/user/Contents");
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}
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RegisteredCache* BISFactory::GetSystemNANDContents() const {
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return sysnand_cache.get();
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}
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RegisteredCache* BISFactory::GetUserNANDContents() const {
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return usrnand_cache.get();
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}
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VirtualDir BISFactory::GetModificationLoadRoot(u64 title_id) const {
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// LayeredFS doesn't work on updates and title id-less homebrew
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if (title_id == 0 || (title_id & 0x800) > 0)
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return nullptr;
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return GetOrCreateDirectoryRelative(load_root, fmt::format("/{:016X}", title_id));
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}
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VirtualDir BISFactory::GetModificationDumpRoot(u64 title_id) const {
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if (title_id == 0)
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return nullptr;
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return GetOrCreateDirectoryRelative(dump_root, fmt::format("/{:016X}", title_id));
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}
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VirtualDir BISFactory::OpenPartition(BisPartitionId id) const {
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switch (id) {
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case BisPartitionId::CalibrationFile:
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return GetOrCreateDirectoryRelative(nand_root, "/prodinfof");
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case BisPartitionId::SafeMode:
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return GetOrCreateDirectoryRelative(nand_root, "/safe");
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case BisPartitionId::System:
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return GetOrCreateDirectoryRelative(nand_root, "/system");
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case BisPartitionId::User:
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return GetOrCreateDirectoryRelative(nand_root, "/user");
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default:
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return nullptr;
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}
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}
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VirtualFile BISFactory::OpenPartitionStorage(BisPartitionId id) const {
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Core::Crypto::KeyManager keys;
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Core::Crypto::PartitionDataManager pdm{
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Core::System::GetInstance().GetFilesystem()->OpenDirectory(
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FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir), Mode::Read)};
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keys.PopulateFromPartitionData(pdm);
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switch (id) {
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case BisPartitionId::CalibrationBinary:
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return pdm.GetDecryptedProdInfo();
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case BisPartitionId::BootConfigAndPackage2Part1:
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case BisPartitionId::BootConfigAndPackage2Part2:
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case BisPartitionId::BootConfigAndPackage2Part3:
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case BisPartitionId::BootConfigAndPackage2Part4:
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case BisPartitionId::BootConfigAndPackage2Part5:
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case BisPartitionId::BootConfigAndPackage2Part6: {
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const auto new_id = static_cast<u8>(id) -
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static_cast<u8>(BisPartitionId::BootConfigAndPackage2Part1) +
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static_cast<u8>(Core::Crypto::Package2Type::NormalMain);
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return pdm.GetPackage2Raw(static_cast<Core::Crypto::Package2Type>(new_id));
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}
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default:
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return nullptr;
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}
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}
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} // namespace FileSys
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