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ryujinx-final/Ryujinx.HLE/FileSystem/EncryptedFileSystemCreator.cs
Alex Barney e0af248e6f
Clean the SD card save directory when opening the emulator (#2564)
Cleans "sdcard:/Nintendo/save" and deletes "sdcard:/save" when opening the emulator.

Works around invalid encryption when keys or the SD card encryption seed are changed.
2021-08-20 13:36:14 -07:00

29 lines
1 KiB
C#

using LibHac;
using LibHac.Common;
using LibHac.Fs;
using LibHac.Fs.Fsa;
using LibHac.FsSrv.FsCreator;
using LibHac.FsSystem;
namespace Ryujinx.HLE.FileSystem
{
public class EncryptedFileSystemCreator : IEncryptedFileSystemCreator
{
public Result Create(out ReferenceCountedDisposable<IFileSystem> encryptedFileSystem, ReferenceCountedDisposable<IFileSystem> baseFileSystem,
EncryptedFsKeyId keyId, in EncryptionSeed encryptionSeed)
{
UnsafeHelpers.SkipParamInit(out encryptedFileSystem);
if (keyId < EncryptedFsKeyId.Save || keyId > EncryptedFsKeyId.CustomStorage)
{
return ResultFs.InvalidArgument.Log();
}
// Force all-zero keys for now since people can open the emulator with different keys or sd seeds sometimes
var fs = new AesXtsFileSystem(baseFileSystem, new byte[0x32], 0x4000);
encryptedFileSystem = new ReferenceCountedDisposable<IFileSystem>(fs);
return Result.Success;
}
}
}