FixedWSTRMarshaler.cs

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namespace System.StubHelpers;
 
internal static class FixedWSTRMarshaler
{
    internal unsafe static void ConvertToNative(string strManaged, IntPtr nativeHome, int length)
    {
        ReadOnlySpan<char> readOnlySpan = strManaged;
        Span<char> destination = new Span<char>((void*)nativeHome, length);
        int num = Math.Min(readOnlySpan.Length, length - 1);
        readOnlySpan.Slice(0, num).CopyTo(destination);
        destination[num] = '\0';
    }
 
    internal unsafe static string ConvertToManaged(IntPtr nativeHome, int length)
    {
        int num = SpanHelpers.IndexOf(ref *(char*)(void*)nativeHome, '\0', length);
        if (num != -1)
        {
            length = num;
        }
        return new string((char*)(void*)nativeHome, 0, length);
    }
}