SVN: ZODB/branches/jim-simulation/src/ZEO/cache.py Fixed bug in encoding data lengths. Need test before merging to

Log message for revision 113121:
  Fixed bug in encoding data lengths.  Need test before merging to
  trunk.
  

Changed:
  U   ZODB/branches/jim-simulation/src/ZEO/cache.py

-=-
Modified: ZODB/branches/jim-simulation/src/ZEO/cache.py
===================================================================
--- ZODB/branches/jim-simulation/src/ZEO/cache.py	2010-06-04 23:04:25 UTC (rev 113120)
+++ ZODB/branches/jim-simulation/src/ZEO/cache.py	2010-06-04 23:04:27 UTC (rev 113121)
@@ -750,7 +750,7 @@
             # The first hex digit shows the operation, the second the outcome.
             # This method has been carefully tuned to be as fast as possible.
             # Note: when tracing is disabled, this method is hidden by a dummy.
-            encoded = (dlen + 255) & 0x7fffff00 | code
+            encoded = (dlen << 8) + code
             if tid is None:
                 tid = z64
             if end_tid is None: