Added SMB2 command structures and enums

SMBLibrary/SMB2/Commands/LogoffResponse.cs

@@ -0,0 +1,49 @@
+/* Copyright (C) 2017 Tal Aloni <tal.aloni.il@gmail.com>. All rights reserved.
+ * 
+ * You can redistribute this program and/or modify it under the terms of
+ * the GNU Lesser Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ */
+using System;
+using System.Collections.Generic;
+using Utilities;
+
+namespace SMBLibrary.SMB2
+{
+    /// <summary>
+    /// SMB2 LOGOFF Response
+    /// </summary>
+    public class LogoffResponse : SMB2Command
+    {
+        public const int DeclaredSize = 4;
+
+        public ushort StructureSize;
+        public ushort Reserved;
+
+        public LogoffResponse() : base(SMB2CommandName.Logoff)
+        {
+            Header.IsResponse = true;
+            StructureSize = 4;
+        }
+
+        public LogoffResponse(byte[] buffer, int offset) : base(buffer, offset)
+        {
+            StructureSize = LittleEndianConverter.ToUInt16(buffer, offset + SMB2Header.Length + 0);
+            Reserved = LittleEndianConverter.ToUInt16(buffer, offset + SMB2Header.Length + 2);
+        }
+
+        public override void WriteCommandBytes(byte[] buffer, int offset)
+        {
+            LittleEndianWriter.WriteUInt16(buffer, offset + 0, StructureSize);
+            LittleEndianWriter.WriteUInt16(buffer, offset + 2, Reserved);
+        }
+
+        public override int CommandLength
+        {
+            get
+            {
+                return DeclaredSize;
+            }
+        }
+    }
+}