mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-08-19 15:18:43 +02:00
* initial save path implementation * fix savedatatype offset, remove incomplete createsavedata implimentation * address nits * fix crash if npdm is not found * made saveinfo readonly, other stuff * remove context param from saveinfo contructor * fix style * remove whitespace
132 lines
3.7 KiB
C#
132 lines
3.7 KiB
C#
using Ryujinx.HLE.HOS;
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using System;
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using System.IO;
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namespace Ryujinx.HLE.FileSystem
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{
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class VirtualFileSystem : IDisposable
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{
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public const string BasePath = "RyuFs";
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public const string NandPath = "nand";
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public const string SdCardPath = "sdmc";
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public const string SystemPath = "system";
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public static string SystemNandPath = Path.Combine(NandPath, "system");
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public static string UserNandPath = Path.Combine(NandPath, "user");
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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 GetNandPath() => MakeDirAndGetFullPath(NandPath);
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public string GetSystemPath() => MakeDirAndGetFullPath(SystemPath);
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public string GetGameSavePath(SaveInfo Save, ServiceCtx Context)
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{
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return MakeDirAndGetFullPath(SaveHelper.GetSavePath(Save, Context));
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}
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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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} |