diff options
| author | Ac_K <Acoustik666@gmail.com> | 2024-01-29 16:32:34 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-01-29 16:32:34 +0100 |
| commit | 7795b662a9b6054343195db9fc221a920509c1be (patch) | |
| tree | cc2189229bc4d82296f53a5ad340690b47ad4a75 /src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs | |
| parent | 30bdc4544e5270ba0676e3a288b947b685aa1cab (diff) | |
Mod: Do LayeredFs loading Parallel to improve speed (#6180)1.1.1143
* Mod: Do LayeredFs loading Parallel to improve speed
This fixes and superseed #5672 due to inactivity, nothing more.
(See original PR for description)
Testing are welcome.
Close #5661
* Addresses gdkchan's feedback
* commit to test mako change
* Revert "commit to test mako change"
This reverts commit 8b0caa8a21db298db3dfcbe5b7e9029c4f066c46.
Diffstat (limited to 'src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs')
| -rw-r--r-- | src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs b/src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs new file mode 100644 index 00000000..a179e8e3 --- /dev/null +++ b/src/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/LazyFile.cs @@ -0,0 +1,65 @@ +using LibHac; +using LibHac.Common; +using LibHac.Fs; +using System; +using System.IO; + +namespace Ryujinx.HLE.HOS.Services.Fs.FileSystemProxy +{ + class LazyFile : LibHac.Fs.Fsa.IFile + { + private readonly LibHac.Fs.Fsa.IFileSystem _fs; + private readonly string _filePath; + private readonly UniqueRef<LibHac.Fs.Fsa.IFile> _fileReference = new(); + private readonly FileInfo _fileInfo; + + public LazyFile(string filePath, string prefix, LibHac.Fs.Fsa.IFileSystem fs) + { + _fs = fs; + _filePath = filePath; + _fileInfo = new FileInfo(prefix + "/" + filePath); + } + + private void PrepareFile() + { + if (_fileReference.Get == null) + { + _fs.OpenFile(ref _fileReference.Ref, _filePath.ToU8Span(), OpenMode.Read).ThrowIfFailure(); + } + } + + protected override Result DoRead(out long bytesRead, long offset, Span<byte> destination, in ReadOption option) + { + PrepareFile(); + + return _fileReference.Get!.Read(out bytesRead, offset, destination); + } + + protected override Result DoWrite(long offset, ReadOnlySpan<byte> source, in WriteOption option) + { + throw new NotSupportedException(); + } + + protected override Result DoFlush() + { + throw new NotSupportedException(); + } + + protected override Result DoSetSize(long size) + { + throw new NotSupportedException(); + } + + protected override Result DoGetSize(out long size) + { + size = _fileInfo.Length; + + return Result.Success; + } + + protected override Result DoOperateRange(Span<byte> outBuffer, OperationId operationId, long offset, long size, ReadOnlySpan<byte> inBuffer) + { + throw new NotSupportedException(); + } + } +} |