diff --git a/common/rfb/encodings.h b/common/rfb/encodings.h
new file mode 100644
index 0000000..51f6f1e
--- /dev/null
+++ b/common/rfb/encodings.h
@@ -0,0 +1,47 @@
+/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
+ * 
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+#ifndef __RFB_ENCODINGS_H__
+#define __RFB_ENCODINGS_H__
+
+namespace rfb {
+
+  const unsigned int encodingRaw = 0;
+  const unsigned int encodingCopyRect = 1;
+  const unsigned int encodingRRE = 2;
+  const unsigned int encodingCoRRE = 4;
+  const unsigned int encodingHextile = 5;
+  const unsigned int encodingTight = 7;
+  const unsigned int encodingZRLE = 16;
+
+  const unsigned int encodingMax = 255;
+
+  const unsigned int pseudoEncodingXCursor = 0xffffff10;
+  const unsigned int pseudoEncodingCursor = 0xffffff11;
+  const unsigned int pseudoEncodingDesktopSize = 0xffffff21;
+
+  // TightVNC-specific
+  const unsigned int pseudoEncodingLastRect = 0xFFFFFF20;
+  const unsigned int pseudoEncodingQualityLevel0 = 0xFFFFFFE0;
+  const unsigned int pseudoEncodingQualityLevel9 = 0xFFFFFFE9;
+  const unsigned int pseudoEncodingCompressLevel0 = 0xFFFFFF00;
+  const unsigned int pseudoEncodingCompressLevel9 = 0xFFFFFF09;
+
+  int encodingNum(const char* name);
+  const char* encodingName(unsigned int num);
+}
+#endif