mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-29 10:41:22 -08:00
325 lines
13 KiB
C#
325 lines
13 KiB
C#
using LibHac;
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using LibHac.IO;
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using Ryujinx.HLE.FileSystem;
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using Ryujinx.HLE.HOS.Ipc;
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using Ryujinx.HLE.Utilities;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using static Ryujinx.HLE.FileSystem.VirtualFileSystem;
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using static Ryujinx.HLE.HOS.ErrorCode;
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using static Ryujinx.HLE.Utilities.StringUtils;
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namespace Ryujinx.HLE.HOS.Services.FspSrv
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{
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class IFileSystemProxy : IpcService
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{
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private Dictionary<int, ServiceProcessRequest> _commands;
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public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
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public IFileSystemProxy()
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{
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_commands = new Dictionary<int, ServiceProcessRequest>
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{
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{ 1, Initialize },
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{ 8, OpenFileSystemWithId },
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{ 11, OpenBisFileSystem },
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{ 18, OpenSdCardFileSystem },
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{ 51, OpenSaveDataFileSystem },
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{ 52, OpenSaveDataFileSystemBySystemSaveDataId },
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{ 200, OpenDataStorageByCurrentProcess },
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{ 202, OpenDataStorageByDataId },
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{ 203, OpenPatchDataStorageByCurrentProcess },
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{ 1005, GetGlobalAccessLogMode }
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};
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}
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// Initialize(u64, pid)
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public long Initialize(ServiceCtx context)
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{
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return 0;
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}
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// OpenFileSystemWithId(nn::fssrv::sf::FileSystemType filesystem_type, nn::ApplicationId tid, buffer<bytes<0x301>, 0x19, 0x301> path)
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// -> object<nn::fssrv::sf::IFileSystem> contentFs
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public long OpenFileSystemWithId(ServiceCtx context)
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{
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FileSystemType fileSystemType = (FileSystemType)context.RequestData.ReadInt32();
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long titleId = context.RequestData.ReadInt64();
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string switchPath = ReadUtf8String(context);
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string fullPath = context.Device.FileSystem.SwitchPathToSystemPath(switchPath);
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if (!File.Exists(fullPath))
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{
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if (fullPath.Contains("."))
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{
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return OpenFileSystemFromInternalFile(context, fullPath);
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}
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return MakeError(ErrorModule.Fs, FsErr.PathDoesNotExist);
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}
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FileStream fileStream = new FileStream(fullPath, FileMode.Open, FileAccess.Read);
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string extension = Path.GetExtension(fullPath);
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if (extension == ".nca")
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{
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return OpenNcaFs(context, fullPath, fileStream.AsStorage());
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}
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else if (extension == ".nsp")
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{
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return OpenNsp(context, fullPath);
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}
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return MakeError(ErrorModule.Fs, FsErr.InvalidInput);
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}
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// OpenBisFileSystem(nn::fssrv::sf::Partition partitionID, buffer<bytes<0x301>, 0x19, 0x301>) -> object<nn::fssrv::sf::IFileSystem> Bis
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public long OpenBisFileSystem(ServiceCtx context)
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{
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int bisPartitionId = context.RequestData.ReadInt32();
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string partitionString = ReadUtf8String(context);
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string bisPartitonPath = string.Empty;
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switch (bisPartitionId)
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{
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case 29:
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bisPartitonPath = SafeNandPath;
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break;
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case 30:
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case 31:
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bisPartitonPath = SystemNandPath;
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break;
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case 32:
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bisPartitonPath = UserNandPath;
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break;
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default:
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return MakeError(ErrorModule.Fs, FsErr.InvalidInput);
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}
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string fullPath = context.Device.FileSystem.GetFullPartitionPath(bisPartitonPath);
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FileSystemProvider fileSystemProvider = new FileSystemProvider(fullPath, context.Device.FileSystem.GetBasePath());
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MakeObject(context, new IFileSystem(fullPath, fileSystemProvider));
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return 0;
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}
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// OpenSdCardFileSystem() -> object<nn::fssrv::sf::IFileSystem>
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public long OpenSdCardFileSystem(ServiceCtx context)
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{
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string sdCardPath = context.Device.FileSystem.GetSdCardPath();
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FileSystemProvider fileSystemProvider = new FileSystemProvider(sdCardPath, context.Device.FileSystem.GetBasePath());
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MakeObject(context, new IFileSystem(sdCardPath, fileSystemProvider));
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return 0;
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}
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// OpenSaveDataFileSystem(u8 save_data_space_id, nn::fssrv::sf::SaveStruct saveStruct) -> object<nn::fssrv::sf::IFileSystem> saveDataFs
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public long OpenSaveDataFileSystem(ServiceCtx context)
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{
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LoadSaveDataFileSystem(context);
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return 0;
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}
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// OpenSaveDataFileSystemBySystemSaveDataId(u8 save_data_space_id, nn::fssrv::sf::SaveStruct saveStruct) -> object<nn::fssrv::sf::IFileSystem> systemSaveDataFs
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public long OpenSaveDataFileSystemBySystemSaveDataId(ServiceCtx context)
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{
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LoadSaveDataFileSystem(context);
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return 0;
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}
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// OpenDataStorageByCurrentProcess() -> object<nn::fssrv::sf::IStorage> dataStorage
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public long OpenDataStorageByCurrentProcess(ServiceCtx context)
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{
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MakeObject(context, new IStorage(context.Device.FileSystem.RomFs));
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return 0;
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}
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// OpenDataStorageByDataId(u8 storageId, nn::ApplicationId tid) -> object<nn::fssrv::sf::IStorage> dataStorage
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public long OpenDataStorageByDataId(ServiceCtx context)
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{
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StorageId storageId = (StorageId)context.RequestData.ReadByte();
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byte[] padding = context.RequestData.ReadBytes(7);
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long titleId = context.RequestData.ReadInt64();
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ContentType contentType = ContentType.Data;
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StorageId installedStorage =
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context.Device.System.ContentManager.GetInstalledStorage(titleId, contentType, storageId);
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if (installedStorage == StorageId.None)
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{
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contentType = ContentType.AocData;
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installedStorage =
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context.Device.System.ContentManager.GetInstalledStorage(titleId, contentType, storageId);
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}
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if (installedStorage != StorageId.None)
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{
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string contentPath = context.Device.System.ContentManager.GetInstalledContentPath(titleId, storageId, contentType);
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string installPath = context.Device.FileSystem.SwitchPathToSystemPath(contentPath);
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if (!string.IsNullOrWhiteSpace(installPath))
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{
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string ncaPath = installPath;
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if (File.Exists(ncaPath))
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{
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LibHac.IO.IStorage ncaStorage = new FileStream(ncaPath, FileMode.Open, FileAccess.Read).AsStorage();
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Nca nca = new Nca(context.Device.System.KeySet, ncaStorage, false);
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NcaSection romfsSection = nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Romfs);
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Stream romfsStream = nca.OpenSection(romfsSection.SectionNum, false, context.Device.System.FsIntegrityCheckLevel, false).AsStream();
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MakeObject(context, new IStorage(romfsStream));
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return 0;
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}
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else
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{
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throw new FileNotFoundException($"No Nca found in Path `{ncaPath}`.");
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}
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}
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else
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{
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throw new DirectoryNotFoundException($"Path for title id {titleId:x16} on Storage {storageId} was not found in Path {installPath}.");
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}
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}
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throw new FileNotFoundException($"System archive with titleid {titleId:x16} was not found on Storage {storageId}. Found in {installedStorage}.");
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}
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// OpenPatchDataStorageByCurrentProcess() -> object<nn::fssrv::sf::IStorage>
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public long OpenPatchDataStorageByCurrentProcess(ServiceCtx context)
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{
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MakeObject(context, new IStorage(context.Device.FileSystem.RomFs));
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return 0;
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}
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// GetGlobalAccessLogMode() -> u32 logMode
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public long GetGlobalAccessLogMode(ServiceCtx context)
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{
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context.ResponseData.Write(0);
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return 0;
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}
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public void LoadSaveDataFileSystem(ServiceCtx context)
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{
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SaveSpaceId saveSpaceId = (SaveSpaceId)context.RequestData.ReadInt64();
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long titleId = context.RequestData.ReadInt64();
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UInt128 userId = new UInt128(
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context.RequestData.ReadInt64(),
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context.RequestData.ReadInt64());
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long saveId = context.RequestData.ReadInt64();
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SaveDataType saveDataType = (SaveDataType)context.RequestData.ReadByte();
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SaveInfo saveInfo = new SaveInfo(titleId, saveId, saveDataType, userId, saveSpaceId);
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string savePath = context.Device.FileSystem.GetGameSavePath(saveInfo, context);
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FileSystemProvider fileSystemProvider = new FileSystemProvider(savePath, context.Device.FileSystem.GetBasePath());
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MakeObject(context, new IFileSystem(savePath, fileSystemProvider));
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}
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private long OpenNsp(ServiceCtx context, string pfsPath)
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{
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FileStream pfsFile = new FileStream(pfsPath, FileMode.Open, FileAccess.Read);
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Pfs nsp = new Pfs(pfsFile.AsStorage());
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ImportTitleKeysFromNsp(nsp, context.Device.System.KeySet);
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IFileSystem nspFileSystem = new IFileSystem(pfsPath, new PFsProvider(nsp));
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MakeObject(context, nspFileSystem);
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return 0;
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}
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private long OpenNcaFs(ServiceCtx context, string ncaPath, LibHac.IO.IStorage ncaStorage)
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{
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Nca nca = new Nca(context.Device.System.KeySet, ncaStorage, false);
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NcaSection romfsSection = nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Romfs);
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NcaSection pfsSection = nca.Sections.FirstOrDefault(x => x?.Type == SectionType.Pfs0);
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if (romfsSection != null)
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{
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LibHac.IO.IStorage romfsStorage = nca.OpenSection(romfsSection.SectionNum, false, context.Device.System.FsIntegrityCheckLevel, false);
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IFileSystem ncaFileSystem = new IFileSystem(ncaPath, new RomFsProvider(romfsStorage));
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MakeObject(context, ncaFileSystem);
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}
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else if(pfsSection != null)
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{
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LibHac.IO.IStorage pfsStorage = nca.OpenSection(pfsSection.SectionNum, false, context.Device.System.FsIntegrityCheckLevel, false);
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Pfs pfs = new Pfs(pfsStorage);
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IFileSystem ncaFileSystem = new IFileSystem(ncaPath, new PFsProvider(pfs));
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MakeObject(context, ncaFileSystem);
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}
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else
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{
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return MakeError(ErrorModule.Fs, FsErr.PartitionNotFound);
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}
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return 0;
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}
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private long OpenFileSystemFromInternalFile(ServiceCtx context, string fullPath)
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{
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DirectoryInfo archivePath = new DirectoryInfo(fullPath).Parent;
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while (string.IsNullOrWhiteSpace(archivePath.Extension))
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{
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archivePath = archivePath.Parent;
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}
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if (archivePath.Extension == ".nsp" && File.Exists(archivePath.FullName))
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{
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FileStream pfsFile = new FileStream(
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archivePath.FullName.TrimEnd(Path.DirectorySeparatorChar),
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FileMode.Open,
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FileAccess.Read);
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Pfs nsp = new Pfs(pfsFile.AsStorage());
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ImportTitleKeysFromNsp(nsp, context.Device.System.KeySet);
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string filename = fullPath.Replace(archivePath.FullName, string.Empty).TrimStart('\\');
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if (nsp.FileExists(filename))
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{
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return OpenNcaFs(context, fullPath, nsp.OpenFile(filename));
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}
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}
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return MakeError(ErrorModule.Fs, FsErr.PathDoesNotExist);
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}
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private void ImportTitleKeysFromNsp(Pfs nsp, Keyset keySet)
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{
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foreach (PfsFileEntry ticketEntry in nsp.Files.Where(x => x.Name.EndsWith(".tik")))
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{
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Ticket ticket = new Ticket(nsp.OpenFile(ticketEntry).AsStream());
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if (!keySet.TitleKeys.ContainsKey(ticket.RightsId))
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{
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keySet.TitleKeys.Add(ticket.RightsId, ticket.GetTitleKey(keySet));
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}
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}
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}
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}
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} |