protected override Result DoCreateFile(U8Span path, long size, CreateFileOptions options)
{
CreateFileOptions newOptions = options & ~CreateFileOptions.CreateConcatenationFile;
if (!options.HasFlag(CreateFileOptions.CreateConcatenationFile))
{
return(BaseFileSystem.CreateFile(path, size, newOptions));
}
// A concatenation file directory can't contain normal files
ReadOnlySpan <byte> parentDir = PathTools.GetParentDirectory(path);
if (IsConcatenationFile(new U8Span(parentDir)))
{
// Cannot create a file inside of a concatenation file
return(ResultFs.PathNotFound.Log());
}
Result rc = BaseFileSystem.CreateDirectory(path, NxFileAttributes.Archive);
if (rc.IsFailure())
{
return(rc);
}
long remaining = size;
for (int i = 0; remaining > 0; i++)
{
long fileSize = Math.Min(SubFileSize, remaining);
FsPath fileName;
unsafe { _ = &fileName; } // workaround for CS0165
rc = GetSubFilePath(fileName.Str, path, i);
if (rc.IsFailure())
{
return(rc);
}
Result createSubFileResult = BaseFileSystem.CreateFile(fileName, fileSize, CreateFileOptions.None);
if (createSubFileResult.IsFailure())
{
BaseFileSystem.DeleteDirectoryRecursively(path);
return(createSubFileResult);
}
remaining -= fileSize;
}
return(Result.Success);
}
protected override Result DoCreateDirectory(U8Span path)
{
var parent = new U8Span(PathTools.GetParentDirectory(path));
if (IsConcatenationFile(parent))
{
// Cannot create a directory inside of a concatenation file
return(ResultFs.PathNotFound.Log());
}
return(BaseFileSystem.CreateDirectory(path));
}
protected override Result CreateDirectoryImpl(string path)
{
path = PathTools.Normalize(path);
string parent = PathTools.GetParentDirectory(path);
if (IsConcatenationFile(parent))
{
// Cannot create a directory inside of a concatenation file
return(ResultFs.PathNotFound.Log());
}
return(BaseFileSystem.CreateDirectory(path));
}
protected override Result CreateFileImpl(string path, long size, CreateFileOptions options)
{
path = PathTools.Normalize(path);
CreateFileOptions newOptions = options & ~CreateFileOptions.CreateConcatenationFile;
if (!options.HasFlag(CreateFileOptions.CreateConcatenationFile))
{
return(BaseFileSystem.CreateFile(path, size, newOptions));
}
// A concatenation file directory can't contain normal files
string parentDir = PathTools.GetParentDirectory(path);
if (IsConcatenationFile(parentDir))
{
// Cannot create a file inside of a concatenation file
return(ResultFs.PathNotFound.Log());
}
Result rc = BaseFileSystem.CreateDirectory(path, NxFileAttributes.Archive);
if (rc.IsFailure())
{
return(rc);
}
long remaining = size;
for (int i = 0; remaining > 0; i++)
{
long fileSize = Math.Min(SubFileSize, remaining);
string fileName = GetSubFilePath(path, i);
Result createSubFileResult = BaseFileSystem.CreateFile(fileName, fileSize, CreateFileOptions.None);
if (createSubFileResult.IsFailure())
{
BaseFileSystem.DeleteDirectoryRecursively(path);
return(createSubFileResult);
}
remaining -= fileSize;
}
return(Result.Success);
}
