00001 #!/usr/local/bin/python
00002 #
00003 # Copyright 2004
00004 # by
00005 # The Board of Trustees of the
00006 # Leland Stanford Junior University.
00007 # All rights reserved.
00008 #
00009
00010
00011 __facility__ = "Online"
00012 __abstract__ = "Register access class"
00013 __author__ = "Amedeo Perazzo <perazzo@slac.stanford.edu> SLAC - GLAST I&T/Online"
00014 __date__ = ("$Date: 2004/08/24 22:57:25 $").split(' ')[1]
00015 __version__ = "$Revision: 2.3 $"
00016 __release__ = "$Name: R04-12-00 $"
00017 __credits__ = "SLAC"
00018
00019 import LATTE.copyright_SLAC
00020 import struct
00021
00022 class Register:
00023 def __init__(self, timestamp, status, payloads, format):
00024 self.__timestamp = timestamp
00025 self.__status = status
00026 p = 0
00027 shift = 0
00028 value = 0
00029 for payload in payloads:
00030 f = format[p]
00031 value |= payload << shift
00032 p += 1
00033 shift += struct.calcsize(f) << 3
00034 self.__value = value
00035
00036 def timestamp(self):
00037 return self.__timestamp
00038
00039 def status(self):
00040 return self.__status
00041
00042 def value(self):
00043 return self.__value
