add support for symmetric cipher encryption/decryption add test code for above some minor clean up in other areas git-svn-id: svn://10.0.0.236/trunk@258418 18797224-902f-48f8-a5cc-f745e15eee43
add support for symmetric cipher encryption/decryption add test code for above some minor clean up in other areas git-svn-id: svn://10.0.0.236/trunk@258418 18797224-902f-48f8-a5cc-f745e15eee43