merge common implementations and server implementations

Emby.Server.Implementations/IO/SharpCifs/Util/Sharpen/FileInputStream.cs

@@ -0,0 +1,20 @@
+using System.IO;
+
+namespace SharpCifs.Util.Sharpen
+{
+    public class FileInputStream : InputStream
+	{
+		public FileInputStream (FilePath file) : this(file.GetPath ())
+		{
+		}
+
+		public FileInputStream (string file)
+		{
+			if (!File.Exists (file)) {
+				throw new FileNotFoundException ("File not found", file);
+			}
+			Wrapped = new FileStream (file, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
+		}
+
+	}
+}