Ryujinx/Ryujinx.HLE/HOS/Services/FspSrv/IFileSystemProxy.cs

326 lines
13 KiB
C#
Raw Normal View History

using LibHac;
using Ryujinx.HLE.FileSystem;
using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.Utilities;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using static Ryujinx.HLE.FileSystem.VirtualFileSystem;
using static Ryujinx.HLE.HOS.ErrorCode;
using static Ryujinx.HLE.Utilities.StringUtils;
namespace Ryujinx.HLE.HOS.Services.FspSrv
{
class IFileSystemProxy : IpcService
{
private Dictionary<int, ServiceProcessRequest> m_Commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
public IFileSystemProxy()
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
{
{ 1, Initialize },
{ 8, OpenFileSystemWithId },
{ 11, OpenBisFileSystem },
{ 18, OpenSdCardFileSystem },
{ 51, OpenSaveDataFileSystem },
{ 52, OpenSaveDataFileSystemBySystemSaveDataId },
{ 200, OpenDataStorageByCurrentProcess },
{ 202, OpenDataStorageByDataId },
{ 203, OpenPatchDataStorageByCurrentProcess },
{ 1005, GetGlobalAccessLogMode }
};
}
// Initialize(u64, pid)
public long Initialize(ServiceCtx Context)
{
return 0;
}
// OpenFileSystemWithId(nn::fssrv::sf::FileSystemType filesystem_type, nn::ApplicationId tid, buffer<bytes<0x301>, 0x19, 0x301> path)
// -> object<nn::fssrv::sf::IFileSystem> contentFs
public long OpenFileSystemWithId(ServiceCtx Context)
{
FileSystemType FileSystemType = (FileSystemType)Context.RequestData.ReadInt32();
long TitleId = Context.RequestData.ReadInt64();
string SwitchPath = ReadUtf8String(Context);
string FullPath = Context.Device.FileSystem.SwitchPathToSystemPath(SwitchPath);
if (!File.Exists(FullPath))
{
if (FullPath.Contains("."))
{
return OpenFileSystemFromInternalFile(Context, FullPath);
}
return MakeError(ErrorModule.Fs, FsErr.PathDoesNotExist);
}
FileStream FileStream = new FileStream(FullPath, FileMode.Open, FileAccess.Read);
string Extension = Path.GetExtension(FullPath);
if (Extension == ".nca")
{
return OpenNcaFs(Context, FullPath, FileStream);
}
else if (Extension == ".nsp")
{
return OpenNsp(Context, FullPath);
}
return MakeError(ErrorModule.Fs, FsErr.InvalidInput);
}
// OpenBisFileSystem(nn::fssrv::sf::Partition partitionID, buffer<bytes<0x301>, 0x19, 0x301>) -> object<nn::fssrv::sf::IFileSystem> Bis
public long OpenBisFileSystem(ServiceCtx Context)
{
int BisPartitionId = Context.RequestData.ReadInt32();
string PartitionString = ReadUtf8String(Context);
string BisPartitonPath = string.Empty;
switch (BisPartitionId)
{
case 29:
BisPartitonPath = SafeNandPath;
break;
case 30:
case 31:
BisPartitonPath = SystemNandPath;
break;
case 32:
BisPartitonPath = UserNandPath;
break;
default:
return MakeError(ErrorModule.Fs, FsErr.InvalidInput);
}
string FullPath = Context.Device.FileSystem.GetFullPartitionPath(BisPartitonPath);
FileSystemProvider FileSystemProvider = new FileSystemProvider(FullPath, Context.Device.FileSystem.GetBasePath());
MakeObject(Context, new IFileSystem(FullPath, FileSystemProvider));
return 0;
}
// OpenSdCardFileSystem() -> object<nn::fssrv::sf::IFileSystem>
public long OpenSdCardFileSystem(ServiceCtx Context)
{
string SdCardPath = Context.Device.FileSystem.GetSdCardPath();
FileSystemProvider FileSystemProvider = new FileSystemProvider(SdCardPath, Context.Device.FileSystem.GetBasePath());
MakeObject(Context, new IFileSystem(SdCardPath, FileSystemProvider));
return 0;
}
// OpenSaveDataFileSystem(u8 save_data_space_id, nn::fssrv::sf::SaveStruct saveStruct) -> object<nn::fssrv::sf::IFileSystem> saveDataFs
public long OpenSaveDataFileSystem(ServiceCtx Context)
{
LoadSaveDataFileSystem(Context);
return 0;
}
// OpenSaveDataFileSystemBySystemSaveDataId(u8 save_data_space_id, nn::fssrv::sf::SaveStruct saveStruct) -> object<nn::fssrv::sf::IFileSystem> systemSaveDataFs
public long OpenSaveDataFileSystemBySystemSaveDataId(ServiceCtx Context)
{
LoadSaveDataFileSystem(Context);
return 0;
}
// OpenDataStorageByCurrentProcess() -> object<nn::fssrv::sf::IStorage> dataStorage
public long OpenDataStorageByCurrentProcess(ServiceCtx Context)
{
MakeObject(Context, new IStorage(Context.Device.FileSystem.RomFs));
return 0;
}
// OpenDataStorageByDataId(u8 storageId, nn::ApplicationId tid) -> object<nn::fssrv::sf::IStorage> dataStorage
public long OpenDataStorageByDataId(ServiceCtx Context)
{
StorageId StorageId = (StorageId)Context.RequestData.ReadByte();
byte[] Padding = Context.RequestData.ReadBytes(7);
long TitleId = Context.RequestData.ReadInt64();
StorageId InstalledStorage =
Context.Device.System.ContentManager.GetInstalledStorage(TitleId, ContentType.Data, StorageId);
if (InstalledStorage == StorageId.None)
{
InstalledStorage =
Context.Device.System.ContentManager.GetInstalledStorage(TitleId, ContentType.AocData, StorageId);
}
if (InstalledStorage != StorageId.None)
{
string ContentPath = Context.Device.System.ContentManager.GetInstalledContentPath(TitleId, StorageId, ContentType.AocData);
if (string.IsNullOrWhiteSpace(ContentPath))
{
ContentPath = Context.Device.System.ContentManager.GetInstalledContentPath(TitleId, StorageId, ContentType.AocData);
}
string InstallPath = Context.Device.FileSystem.SwitchPathToSystemPath(ContentPath);
if (!string.IsNullOrWhiteSpace(InstallPath))
{
string NcaPath = InstallPath;
if (File.Exists(NcaPath))
{
FileStream NcaStream = new FileStream(NcaPath, FileMode.Open, FileAccess.Read);
Nca Nca = new Nca(Context.Device.System.KeySet, NcaStream, false);
NcaSection RomfsSection = Nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Romfs);
Stream RomfsStream = Nca.OpenSection(RomfsSection.SectionNum, false, Context.Device.System.FsIntegrityCheckLevel);
MakeObject(Context, new IStorage(RomfsStream));
return 0;
}
else
{
throw new FileNotFoundException($"No Nca found in Path `{NcaPath}`.");
}
}
else
{
throw new DirectoryNotFoundException($"Path for title id {TitleId:x16} on Storage {StorageId} was not found in Path {InstallPath}.");
}
}
throw new FileNotFoundException($"System archive with titleid {TitleId:x16} was not found on Storage {StorageId}. Found in {InstalledStorage}.");
}
// OpenPatchDataStorageByCurrentProcess() -> object<nn::fssrv::sf::IStorage>
public long OpenPatchDataStorageByCurrentProcess(ServiceCtx Context)
{
MakeObject(Context, new IStorage(Context.Device.FileSystem.RomFs));
return 0;
}
// GetGlobalAccessLogMode() -> u32 logMode
public long GetGlobalAccessLogMode(ServiceCtx Context)
{
Context.ResponseData.Write(0);
return 0;
}
public void LoadSaveDataFileSystem(ServiceCtx Context)
{
SaveSpaceId SaveSpaceId = (SaveSpaceId)Context.RequestData.ReadInt64();
long TitleId = Context.RequestData.ReadInt64();
UInt128 UserId = new UInt128(
Context.RequestData.ReadInt64(),
Context.RequestData.ReadInt64());
long SaveId = Context.RequestData.ReadInt64();
SaveDataType SaveDataType = (SaveDataType)Context.RequestData.ReadByte();
SaveInfo SaveInfo = new SaveInfo(TitleId, SaveId, SaveDataType, UserId, SaveSpaceId);
string SavePath = Context.Device.FileSystem.GetGameSavePath(SaveInfo, Context);
FileSystemProvider FileSystemProvider = new FileSystemProvider(SavePath, Context.Device.FileSystem.GetBasePath());
MakeObject(Context, new IFileSystem(SavePath, FileSystemProvider));
}
private long OpenNsp(ServiceCtx Context, string PfsPath)
{
FileStream PfsFile = new FileStream(PfsPath, FileMode.Open, FileAccess.Read);
Pfs Nsp = new Pfs(PfsFile);
PfsFileEntry TicketFile = Nsp.Files.FirstOrDefault(x => x.Name.EndsWith(".tik"));
if (TicketFile != null)
{
Ticket Ticket = new Ticket(Nsp.OpenFile(TicketFile));
Context.Device.System.KeySet.TitleKeys[Ticket.RightsId] =
Ticket.GetTitleKey(Context.Device.System.KeySet);
}
IFileSystem NspFileSystem = new IFileSystem(PfsPath, new PFsProvider(Nsp));
MakeObject(Context, NspFileSystem);
return 0;
}
private long OpenNcaFs(ServiceCtx Context,string NcaPath, Stream NcaStream)
{
Nca Nca = new Nca(Context.Device.System.KeySet, NcaStream, false);
NcaSection RomfsSection = Nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Romfs);
NcaSection PfsSection = Nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Pfs0);
if (RomfsSection != null)
{
Stream RomfsStream = Nca.OpenSection(RomfsSection.SectionNum, false, Context.Device.System.FsIntegrityCheckLevel);
IFileSystem NcaFileSystem = new IFileSystem(NcaPath, new RomFsProvider(RomfsStream));
MakeObject(Context, NcaFileSystem);
}
else if(PfsSection !=null)
{
Stream PfsStream = Nca.OpenSection(PfsSection.SectionNum, false, Context.Device.System.FsIntegrityCheckLevel);
Pfs Pfs = new Pfs(PfsStream);
IFileSystem NcaFileSystem = new IFileSystem(NcaPath, new PFsProvider(Pfs));
MakeObject(Context, NcaFileSystem);
}
else
{
return MakeError(ErrorModule.Fs, FsErr.PartitionNotFound);
}
return 0;
}
private long OpenFileSystemFromInternalFile(ServiceCtx Context, string FullPath)
{
DirectoryInfo ArchivePath = new DirectoryInfo(FullPath).Parent;
while (string.IsNullOrWhiteSpace(ArchivePath.Extension))
{
ArchivePath = ArchivePath.Parent;
}
if (ArchivePath.Extension == ".nsp" && File.Exists(ArchivePath.FullName))
{
FileStream PfsFile = new FileStream(
ArchivePath.FullName.TrimEnd(Path.DirectorySeparatorChar),
FileMode.Open,
FileAccess.Read);
Pfs Nsp = new Pfs(PfsFile);
PfsFileEntry TicketFile = Nsp.Files.FirstOrDefault(x => x.Name.EndsWith(".tik"));
if (TicketFile != null)
{
Ticket Ticket = new Ticket(Nsp.OpenFile(TicketFile));
Context.Device.System.KeySet.TitleKeys[Ticket.RightsId] =
Ticket.GetTitleKey(Context.Device.System.KeySet);
}
string Filename = FullPath.Replace(ArchivePath.FullName, string.Empty).TrimStart('\\');
if (Nsp.FileExists(Filename))
{
return OpenNcaFs(Context, FullPath, Nsp.OpenFile(Filename));
}
}
return MakeError(ErrorModule.Fs, FsErr.PathDoesNotExist);
}
}
}