From dae8a6b19ed3f9983f05b4bef966f6ed80bd8511 Mon Sep 17 00:00:00 2001
From: Tal Aloni <tal.aloni.il@gmail.com>
Date: Thu, 18 May 2017 22:52:13 +0300
Subject: [PATCH] NTFileSystemAdapter: Use read-ahead mechanism unless
 FILE_NO_INTERMEDIATE_BUFFERING is set or FILE_RANDOM_ACCESS flag is set

---
 SMBLibrary/NTFileStore/Adapter/NTFileSystemAdapter.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SMBLibrary/NTFileStore/Adapter/NTFileSystemAdapter.cs b/SMBLibrary/NTFileStore/Adapter/NTFileSystemAdapter.cs
index 0cc6ccd..a4fb74b 100644
--- a/SMBLibrary/NTFileStore/Adapter/NTFileSystemAdapter.cs
+++ b/SMBLibrary/NTFileStore/Adapter/NTFileSystemAdapter.cs
@@ -256,7 +256,7 @@ namespace SMBLibrary
             // of a file copy operation (where the caller will attempt to simply copy the reparse point).
             bool openReparsePoint = (openOptions & CreateOptions.FILE_OPEN_REPARSE_POINT) > 0;
             bool disableBuffering = (openOptions & CreateOptions.FILE_NO_INTERMEDIATE_BUFFERING) > 0;
-            bool buffered = (openOptions & CreateOptions.FILE_SEQUENTIAL_ONLY) > 0 && !disableBuffering && !openReparsePoint;
+            bool buffered = (openOptions & CreateOptions.FILE_RANDOM_ACCESS) == 0 && !disableBuffering && !openReparsePoint;
             FileShare fileShare = NTFileStoreHelper.ToFileShare(shareAccess);
             string fileShareString = fileShare.ToString().Replace(", ", "|");
             try