mirror of
https://github.com/GreemDev/Ryujinx.git
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3227218114
* Add XCI and NCA loading support * Code style changes * Add NSP loading * Changes from code review * Read XCIs with patches. Code style * Add KEYS.md file * Make file extension matching case-insensitive
123 lines
No EOL
3.4 KiB
C#
123 lines
No EOL
3.4 KiB
C#
using System;
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using System.IO;
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namespace Ryujinx.HLE
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{
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class VirtualFileSystem : IDisposable
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{
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private const string BasePath = "RyuFs";
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private const string NandPath = "nand";
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private const string SdCardPath = "sdmc";
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private const string SystemPath = "system";
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public Stream RomFs { get; private set; }
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public void LoadRomFs(string FileName)
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{
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RomFs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
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}
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public void SetRomFs(Stream RomfsStream)
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{
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RomFs?.Close();
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RomFs = RomfsStream;
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}
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public string GetFullPath(string BasePath, string FileName)
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{
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if (FileName.StartsWith("//"))
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{
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FileName = FileName.Substring(2);
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}
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else if (FileName.StartsWith('/'))
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{
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FileName = FileName.Substring(1);
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}
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else
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{
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return null;
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}
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string FullPath = Path.GetFullPath(Path.Combine(BasePath, FileName));
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if (!FullPath.StartsWith(GetBasePath()))
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{
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return null;
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}
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return FullPath;
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}
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public string GetSdCardPath() => MakeDirAndGetFullPath(SdCardPath);
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public string GetGameSavesPath() => MakeDirAndGetFullPath(NandPath);
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public string GetSystemPath() => MakeDirAndGetFullPath(SystemPath);
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public string SwitchPathToSystemPath(string SwitchPath)
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{
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string[] Parts = SwitchPath.Split(":");
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if (Parts.Length != 2)
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{
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return null;
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}
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return GetFullPath(MakeDirAndGetFullPath(Parts[0]), Parts[1]);
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}
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public string SystemPathToSwitchPath(string SystemPath)
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{
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string BaseSystemPath = GetBasePath() + Path.DirectorySeparatorChar;
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if (SystemPath.StartsWith(BaseSystemPath))
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{
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string RawPath = SystemPath.Replace(BaseSystemPath, "");
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int FirstSeparatorOffset = RawPath.IndexOf(Path.DirectorySeparatorChar);
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if (FirstSeparatorOffset == -1)
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{
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return $"{RawPath}:/";
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}
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string BasePath = RawPath.Substring(0, FirstSeparatorOffset);
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string FileName = RawPath.Substring(FirstSeparatorOffset + 1);
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return $"{BasePath}:/{FileName}";
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}
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return null;
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}
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private string MakeDirAndGetFullPath(string Dir)
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{
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string FullPath = Path.Combine(GetBasePath(), Dir);
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if (!Directory.Exists(FullPath))
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{
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Directory.CreateDirectory(FullPath);
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}
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return FullPath;
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}
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public DriveInfo GetDrive()
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{
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return new DriveInfo(Path.GetPathRoot(GetBasePath()));
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}
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public string GetBasePath()
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{
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string AppDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
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return Path.Combine(AppDataPath, BasePath);
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}
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public void Dispose()
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{
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Dispose(true);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (disposing)
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{
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RomFs?.Dispose();
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}
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}
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}
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} |