From 60479757ac9c278a463e77f623db9953581fa584 Mon Sep 17 00:00:00 2001
From: morkt <muvluv.ru@gmail.com>
Date: Sat, 25 Jul 2015 10:12:56 +0400
Subject: [PATCH] (ArcFile.OpenSeekableEntry): check for PackedEntry.IsPacked.

---
 GameRes/ArcFile.cs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/GameRes/ArcFile.cs b/GameRes/ArcFile.cs
index 094ba48a..a75100d3 100644
--- a/GameRes/ArcFile.cs
+++ b/GameRes/ArcFile.cs
@@ -159,10 +159,11 @@ namespace GameRes
             using (var stream = OpenEntry (entry))
             {
                 uint size;
+                var packed_entry = entry as PackedEntry;
                 if (stream.CanSeek)
                     size = (uint)stream.Length;
-                else if (entry is PackedEntry)
-                    size = (entry as PackedEntry).UnpackedSize;
+                else if (null != packed_entry && packed_entry.IsPacked)
+                    size = packed_entry.UnpackedSize;
                 else
                     size = entry.Size;
                 return new ArcView (stream, entry.Name, size);