Ryujinx/Ryujinx.HLE/HOS/ApplicationLoader.cs
mageven ba4830293e
Refactor out Application details from Horizon (#1236)
* Initial Application refactor

* Misc typo and access modifier fixes

* Clean unused namespaces

* Address gdkchan's comments

* Move ticket reading to common method

* Change IParentalControlService to use ApplicationLoader.ControlData
2020-05-15 03:16:46 -03:00

537 lines
18 KiB
C#

using LibHac;
using LibHac.Account;
using LibHac.Common;
using LibHac.Fs;
using LibHac.FsSystem;
using LibHac.FsSystem.NcaUtils;
using LibHac.Ncm;
using LibHac.Ns;
using LibHac.Spl;
using Ryujinx.Common.Configuration;
using Ryujinx.Common.Logging;
using Ryujinx.HLE.FileSystem;
using Ryujinx.HLE.FileSystem.Content;
using Ryujinx.HLE.Loaders.Executables;
using Ryujinx.HLE.Loaders.Npdm;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using static LibHac.Fs.ApplicationSaveDataManagement;
namespace Ryujinx.HLE.HOS
{
using JsonHelper = Common.Utilities.JsonHelper;
public class ApplicationLoader
{
private readonly Switch _device;
private readonly ContentManager _contentManager;
private readonly VirtualFileSystem _fileSystem;
public IntegrityCheckLevel FsIntegrityCheckLevel => _device.System.FsIntegrityCheckLevel;
public ulong TitleId { get; private set; }
public string TitleIdText => TitleId.ToString("x16");
public string TitleName { get; private set; }
public string TitleVersionString { get; private set; }
public bool TitleIs64Bit { get; private set; }
public BlitStruct<ApplicationControlProperty> ControlData { get; set; }
public ApplicationLoader(Switch device, VirtualFileSystem fileSystem, ContentManager contentManager)
{
_device = device;
_contentManager = contentManager;
_fileSystem = fileSystem;
ControlData = new BlitStruct<ApplicationControlProperty>(1);
}
public void LoadCart(string exeFsDir, string romFsFile = null)
{
if (romFsFile != null)
{
_fileSystem.LoadRomFs(romFsFile);
}
LocalFileSystem codeFs = new LocalFileSystem(exeFsDir);
LoadExeFs(codeFs, out _);
if (TitleId != 0)
{
EnsureSaveData(new TitleId(TitleId));
}
}
private (Nca Main, Nca Patch, Nca Control) GetGameData(PartitionFileSystem pfs)
{
Nca mainNca = null;
Nca patchNca = null;
Nca controlNca = null;
_fileSystem.ImportTickets(pfs);
foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
{
pfs.OpenFile(out IFile ncaFile, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nca nca = new Nca(_fileSystem.KeySet, ncaFile.AsStorage());
if (nca.Header.ContentType == NcaContentType.Program)
{
int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
if (nca.Header.GetFsHeader(dataIndex).IsPatchSection())
{
patchNca = nca;
}
else
{
mainNca = nca;
}
}
else if (nca.Header.ContentType == NcaContentType.Control)
{
controlNca = nca;
}
}
return (mainNca, patchNca, controlNca);
}
public void LoadXci(string xciFile)
{
FileStream file = new FileStream(xciFile, FileMode.Open, FileAccess.Read);
Xci xci = new Xci(_fileSystem.KeySet, file.AsStorage());
if (!xci.HasPartition(XciPartitionType.Secure))
{
Logger.PrintError(LogClass.Loader, "Unable to load XCI: Could not find XCI secure partition");
return;
}
PartitionFileSystem securePartition = xci.OpenPartition(XciPartitionType.Secure);
Nca mainNca = null;
Nca patchNca = null;
Nca controlNca = null;
try
{
(mainNca, patchNca, controlNca) = GetGameData(securePartition);
}
catch (Exception e)
{
Logger.PrintError(LogClass.Loader, $"Unable to load XCI: {e.Message}");
return;
}
if (mainNca == null)
{
Logger.PrintError(LogClass.Loader, "Unable to load XCI: Could not find Main NCA");
return;
}
_contentManager.LoadEntries(_device);
LoadNca(mainNca, patchNca, controlNca);
}
public void LoadNsp(string nspFile)
{
FileStream file = new FileStream(nspFile, FileMode.Open, FileAccess.Read);
PartitionFileSystem nsp = new PartitionFileSystem(file.AsStorage());
Nca mainNca = null;
Nca patchNca = null;
Nca controlNca = null;
try
{
(mainNca, patchNca, controlNca) = GetGameData(nsp);
}
catch (Exception e)
{
Logger.PrintError(LogClass.Loader, $"Unable to load NSP: {e.Message}");
return;
}
if (mainNca == null)
{
Logger.PrintError(LogClass.Loader, "Unable to load NSP: Could not find Main NCA");
return;
}
if (mainNca != null)
{
LoadNca(mainNca, patchNca, controlNca);
return;
}
// This is not a normal NSP, it's actually a ExeFS as a NSP
LoadExeFs(nsp, out _);
}
public void LoadNca(string ncaFile)
{
FileStream file = new FileStream(ncaFile, FileMode.Open, FileAccess.Read);
Nca nca = new Nca(_fileSystem.KeySet, file.AsStorage(false));
LoadNca(nca, null, null);
}
private void LoadNca(Nca mainNca, Nca patchNca, Nca controlNca)
{
if (mainNca.Header.ContentType != NcaContentType.Program)
{
Logger.PrintError(LogClass.Loader, "Selected NCA is not a \"Program\" NCA");
return;
}
IStorage dataStorage = null;
IFileSystem codeFs = null;
string titleUpdateMetadataPath = System.IO.Path.Combine(_fileSystem.GetBasePath(), "games", mainNca.Header.TitleId.ToString("x16"), "updates.json");
if (File.Exists(titleUpdateMetadataPath))
{
string updatePath = JsonHelper.DeserializeFromFile<TitleUpdateMetadata>(titleUpdateMetadataPath).Selected;
if (File.Exists(updatePath))
{
FileStream file = new FileStream(updatePath, FileMode.Open, FileAccess.Read);
PartitionFileSystem nsp = new PartitionFileSystem(file.AsStorage());
_fileSystem.ImportTickets(nsp);
foreach (DirectoryEntryEx fileEntry in nsp.EnumerateEntries("/", "*.nca"))
{
nsp.OpenFile(out IFile ncaFile, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nca nca = new Nca(_fileSystem.KeySet, ncaFile.AsStorage());
if ($"{nca.Header.TitleId.ToString("x16")[..^3]}000" != mainNca.Header.TitleId.ToString("x16"))
{
break;
}
if (nca.Header.ContentType == NcaContentType.Program)
{
patchNca = nca;
}
else if (nca.Header.ContentType == NcaContentType.Control)
{
controlNca = nca;
}
}
}
}
if (patchNca == null)
{
if (mainNca.CanOpenSection(NcaSectionType.Data))
{
dataStorage = mainNca.OpenStorage(NcaSectionType.Data, FsIntegrityCheckLevel);
}
if (mainNca.CanOpenSection(NcaSectionType.Code))
{
codeFs = mainNca.OpenFileSystem(NcaSectionType.Code, FsIntegrityCheckLevel);
}
}
else
{
if (patchNca.CanOpenSection(NcaSectionType.Data))
{
dataStorage = mainNca.OpenStorageWithPatch(patchNca, NcaSectionType.Data, FsIntegrityCheckLevel);
}
if (patchNca.CanOpenSection(NcaSectionType.Code))
{
codeFs = mainNca.OpenFileSystemWithPatch(patchNca, NcaSectionType.Code, FsIntegrityCheckLevel);
}
}
if (codeFs == null)
{
Logger.PrintError(LogClass.Loader, "No ExeFS found in NCA");
return;
}
if (dataStorage == null)
{
Logger.PrintWarning(LogClass.Loader, "No RomFS found in NCA");
}
else
{
_fileSystem.SetRomFs(dataStorage.AsStream(FileAccess.Read));
}
LoadExeFs(codeFs, out Npdm metaData);
TitleId = metaData.Aci0.TitleId;
TitleIs64Bit = metaData.Is64Bit;
if (controlNca != null)
{
ReadControlData(controlNca);
}
else
{
ControlData.ByteSpan.Clear();
}
if (TitleId != 0)
{
EnsureSaveData(new TitleId(TitleId));
}
Logger.PrintInfo(LogClass.Loader, $"Application Loaded: {TitleName} v{TitleVersionString} [{TitleIdText}] [{(TitleIs64Bit ? "64-bit" : "32-bit")}]");
}
public void ReadControlData(Nca controlNca)
{
IFileSystem controlFs = controlNca.OpenFileSystem(NcaSectionType.Data, FsIntegrityCheckLevel);
Result result = controlFs.OpenFile(out IFile controlFile, "/control.nacp".ToU8Span(), OpenMode.Read);
if (result.IsSuccess())
{
result = controlFile.Read(out long bytesRead, 0, ControlData.ByteSpan, ReadOption.None);
if (result.IsSuccess() && bytesRead == ControlData.ByteSpan.Length)
{
TitleName = ControlData.Value
.Titles[(int)_device.System.State.DesiredTitleLanguage].Name.ToString();
if (string.IsNullOrWhiteSpace(TitleName))
{
TitleName = ControlData.Value.Titles.ToArray()
.FirstOrDefault(x => x.Name[0] != 0).Name.ToString();
}
TitleVersionString = ControlData.Value.DisplayVersion.ToString();
}
}
else
{
ControlData.ByteSpan.Clear();
}
}
private void LoadExeFs(IFileSystem codeFs, out Npdm metaData)
{
Result result = codeFs.OpenFile(out IFile npdmFile, "/main.npdm".ToU8Span(), OpenMode.Read);
if (ResultFs.PathNotFound.Includes(result))
{
Logger.PrintWarning(LogClass.Loader, "NPDM file not found, using default values!");
metaData = GetDefaultNpdm();
}
else
{
metaData = new Npdm(npdmFile.AsStream());
}
List<IExecutable> nsos = new List<IExecutable>();
void LoadNso(string filename)
{
foreach (DirectoryEntryEx file in codeFs.EnumerateEntries("/", $"{filename}*"))
{
if (Path.GetExtension(file.Name) != string.Empty)
{
continue;
}
Logger.PrintInfo(LogClass.Loader, $"Loading {file.Name}...");
codeFs.OpenFile(out IFile nsoFile, file.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
NsoExecutable nso = new NsoExecutable(nsoFile.AsStorage());
nsos.Add(nso);
}
}
TitleId = metaData.Aci0.TitleId;
TitleIs64Bit = metaData.Is64Bit;
LoadNso("rtld");
LoadNso("main");
LoadNso("subsdk");
LoadNso("sdk");
_contentManager.LoadEntries(_device);
ProgramLoader.LoadNsos(_device.System.KernelContext, metaData, executables: nsos.ToArray());
}
public void LoadProgram(string filePath)
{
Npdm metaData = GetDefaultNpdm();
bool isNro = Path.GetExtension(filePath).ToLower() == ".nro";
IExecutable nro;
if (isNro)
{
FileStream input = new FileStream(filePath, FileMode.Open);
NroExecutable obj = new NroExecutable(input);
nro = obj;
// homebrew NRO can actually have some data after the actual NRO
if (input.Length > obj.FileSize)
{
input.Position = obj.FileSize;
BinaryReader reader = new BinaryReader(input);
uint asetMagic = reader.ReadUInt32();
if (asetMagic == 0x54455341)
{
uint asetVersion = reader.ReadUInt32();
if (asetVersion == 0)
{
ulong iconOffset = reader.ReadUInt64();
ulong iconSize = reader.ReadUInt64();
ulong nacpOffset = reader.ReadUInt64();
ulong nacpSize = reader.ReadUInt64();
ulong romfsOffset = reader.ReadUInt64();
ulong romfsSize = reader.ReadUInt64();
if (romfsSize != 0)
{
_fileSystem.SetRomFs(new HomebrewRomFsStream(input, obj.FileSize + (long)romfsOffset));
}
if (nacpSize != 0)
{
input.Seek(obj.FileSize + (long)nacpOffset, SeekOrigin.Begin);
reader.Read(ControlData.ByteSpan);
ref ApplicationControlProperty nacp = ref ControlData.Value;
metaData.TitleName = nacp.Titles[(int)_device.System.State.DesiredTitleLanguage].Name.ToString();
if (string.IsNullOrWhiteSpace(metaData.TitleName))
{
metaData.TitleName = nacp.Titles.ToArray().FirstOrDefault(x => x.Name[0] != 0).Name.ToString();
}
if (nacp.PresenceGroupId != 0)
{
metaData.Aci0.TitleId = nacp.PresenceGroupId;
}
else if (nacp.SaveDataOwnerId.Value != 0)
{
metaData.Aci0.TitleId = nacp.SaveDataOwnerId.Value;
}
else if (nacp.AddOnContentBaseId != 0)
{
metaData.Aci0.TitleId = nacp.AddOnContentBaseId - 0x1000;
}
else
{
metaData.Aci0.TitleId = 0000000000000000;
}
}
}
else
{
Logger.PrintWarning(LogClass.Loader, $"Unsupported ASET header version found \"{asetVersion}\"");
}
}
}
}
else
{
nro = new NsoExecutable(new LocalStorage(filePath, FileAccess.Read));
}
_contentManager.LoadEntries(_device);
TitleName = metaData.TitleName;
TitleId = metaData.Aci0.TitleId;
TitleIs64Bit = metaData.Is64Bit;
ProgramLoader.LoadNsos(_device.System.KernelContext, metaData, executables: nro);
}
private Npdm GetDefaultNpdm()
{
Assembly asm = Assembly.GetCallingAssembly();
using (Stream npdmStream = asm.GetManifestResourceStream("Ryujinx.HLE.Homebrew.npdm"))
{
return new Npdm(npdmStream);
}
}
private Result EnsureSaveData(TitleId titleId)
{
Logger.PrintInfo(LogClass.Application, "Ensuring required savedata exists.");
Uid user = _device.System.State.Account.LastOpenedUser.UserId.ToLibHacUid();
ref ApplicationControlProperty control = ref ControlData.Value;
if (Util.IsEmpty(ControlData.ByteSpan))
{
// If the current application doesn't have a loaded control property, create a dummy one
// and set the savedata sizes so a user savedata will be created.
control = ref new BlitStruct<ApplicationControlProperty>(1).Value;
// The set sizes don't actually matter as long as they're non-zero because we use directory savedata.
control.UserAccountSaveDataSize = 0x4000;
control.UserAccountSaveDataJournalSize = 0x4000;
Logger.PrintWarning(LogClass.Application,
"No control file was found for this game. Using a dummy one instead. This may cause inaccuracies in some games.");
}
FileSystemClient fs = _fileSystem.FsClient;
Result rc = fs.EnsureApplicationCacheStorage(out _, titleId, ref control);
if (rc.IsFailure())
{
Logger.PrintError(LogClass.Application, $"Error calling EnsureApplicationCacheStorage. Result code {rc.ToStringWithName()}");
return rc;
}
rc = EnsureApplicationSaveData(fs, out _, titleId, ref control, ref user);
if (rc.IsFailure())
{
Logger.PrintError(LogClass.Application, $"Error calling EnsureApplicationSaveData. Result code {rc.ToStringWithName()}");
}
return rc;
}
}
}