Basic infrastructure to support fences.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4798 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/rfb/SMsgWriter.h b/common/rfb/SMsgWriter.h
index d792688..aaa98e4 100644
--- a/common/rfb/SMsgWriter.h
+++ b/common/rfb/SMsgWriter.h
@@ -1,4 +1,5 @@
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
+ * Copyright 2009-2011 Pierre Ossman for Cendio AB
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -65,6 +66,9 @@
virtual void writeBell();
virtual void writeServerCutText(const char* str, int len);
+ // writeFence() sends a new fence request or response to the client.
+ virtual void writeFence(rdr::U32 flags, unsigned len, const char data[])=0;
+
// setupCurrentEncoder() should be called before each framebuffer update,
// prior to calling getNumRects() or writeFramebufferUpdateStart().
void setupCurrentEncoder();