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bis_factory: Add accessors for BIS partitions

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This commit is contained in:
Zach Hilman 2019-04-10 12:07:29 -04:00
parent 97b8c9d2c3
commit 3a1899d143
2 changed files with 61 additions and 0 deletions
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41
src/core/file_sys/bis_factory.cpp
View file

@ -39,4 +39,45 @@ VirtualDir BISFactory::GetModificationDumpRoot(u64 title_id) const {
return GetOrCreateDirectoryRelative(dump_root, fmt::format("/{:016X}", title_id));
}
VirtualDir BISFactory::OpenPartition(BisPartitionId id) const {
switch (id) {
case BisPartitionId::CalibrationFile:
return GetOrCreateDirectoryRelative(nand_root, "/prodinfof");
case BisPartitionId::SafeMode:
return GetOrCreateDirectoryRelative(nand_root, "/safe");
case BisPartitionId::System:
return GetOrCreateDirectoryRelative(nand_root, "/system");
case BisPartitionId::User:
return GetOrCreateDirectoryRelative(nand_root, "/user");
default:
return nullptr;
}
}
VirtualFile BISFactory::OpenPartitionStorage(BisPartitionId id) const {
Core::Crypto::KeyManager keys;
Core::Crypto::PartitionDataManager pdm{
Core::System::GetInstance().GetFilesystem()->OpenDirectory(
FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir), Mode::Read)};
keys.PopulateFromPartitionData(pdm);
switch (id) {
case BisPartitionId::CalibrationBinary:
return pdm.GetDecryptedProdInfo();
case BisPartitionId::BootConfigAndPackage2Part1:
case BisPartitionId::BootConfigAndPackage2Part2:
case BisPartitionId::BootConfigAndPackage2Part3:
case BisPartitionId::BootConfigAndPackage2Part4:
case BisPartitionId::BootConfigAndPackage2Part5:
case BisPartitionId::BootConfigAndPackage2Part6: {
const auto new_id = static_cast<u8>(id) -
static_cast<u8>(BisPartitionId::BootConfigAndPackage2Part1) +
static_cast<u8>(Core::Crypto::Package2Type::NormalMain);
return pdm.GetPackage2Raw(static_cast<Core::Crypto::Package2Type>(new_id));
}
default:
return nullptr;
}
}
} // namespace FileSys

20
src/core/file_sys/bis_factory.h
View file

@ -10,6 +10,23 @@
namespace FileSys {
enum class BisPartitionId : u32 {
UserDataRoot = 20,
CalibrationBinary = 27,
CalibrationFile = 28,
BootConfigAndPackage2Part1 = 21,
BootConfigAndPackage2Part2 = 22,
BootConfigAndPackage2Part3 = 23,
BootConfigAndPackage2Part4 = 24,
BootConfigAndPackage2Part5 = 25,
BootConfigAndPackage2Part6 = 26,
SafeMode = 29,
System = 31,
SystemProperEncryption = 32,
SystemProperPartition = 33,
User = 30,
};
class RegisteredCache;
/// File system interface to the Built-In Storage
@ -26,6 +43,9 @@ public:
VirtualDir GetModificationLoadRoot(u64 title_id) const;
VirtualDir GetModificationDumpRoot(u64 title_id) const;
VirtualDir OpenPartition(BisPartitionId id) const;
VirtualFile OpenPartitionStorage(BisPartitionId id) const;
private:
VirtualDir nand_root;
VirtualDir load_root;