login 1
voidEval 2
eval 3
shutdown 4
openFile 16
createFile 17
closeFile 18
readFile 19
writeFile 20
removeFile 21
setSEXP 32
assignSEXP 33
setBufferSize 129
setEncoding 130
detachSession 48
detachedVoidEval 49
attachSession 50
ctrlEval 66
ctrlSource 69
ctrlShutdown 68