185 lines
3.7 KiB
Python
185 lines
3.7 KiB
Python
#!/usr/bin/python
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#
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# If.py
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#
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# Objects and stuff for the intermediate format
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#
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firstone = True
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class Atomic(object):
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def __init__ (self,type,s,optprime=""):
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self.type = type
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self.str = s + optprime
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def __str__(self):
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return self.str
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def __repr__(self):
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return str(self)
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class Variable(Atomic):
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pass
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class TypedConstant(Atomic):
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pass
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class Special(Atomic):
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def __init__ (self,x):
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Atomic.__init__(self, "special", x)
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class Message(list):
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def subType(self):
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return "(generic)"
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def __str__(self):
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if self[0] == "crypt":
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return "{" + str(self[2]) + "}" + str(self[1]) + " "
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else:
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res = ""
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for s in self:
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if res != "":
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res += ","
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res += str(s)
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return res
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def __repr__(self):
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return "Message" + self.subType() + "<" + str(self) + ">"
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class MsgList(list):
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def __repr__(self):
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return "Msglist<" + list.__repr__(self) + ">"
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class Fact(list):
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def __repr__(self):
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return "Fact<" + list.__repr__(self) + ">"
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class GoalFact(Fact):
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def __repr__(self):
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return "Goal " + Fact.__repr__(self)
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class PrincipalFact(Fact):
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def __str__(self):
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res = "Principal Fact:"
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res += "\nStep " + str(self[0])
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res += "\nReadNextFrom " + str(self[1])
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res += "\nActor " + str(self[2])
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res += "\nRunKnowledge " + str(self[3])
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res += "\nKnowledge " + str(self[4])
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#res += "\nBool " + str(self[5])
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res += "\nSession " + str(self[6])
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return res + "\n"
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def __repr__(self):
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return str(self)
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class TimeFact(Fact):
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def __repr__(self):
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return "Time " + Fact.__repr__(self)
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class MessageFact(Fact):
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def __str__(self):
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res = "Message Fact:"
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res += "\nStep " + str(self[0])
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res += "\nRealSender " + str(self[1])
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res += "\nClaimSender " + str(self[2])
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res += "\nRecipient " + str(self[3])
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res += "\nMessage " + str(self[4])
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res += "\nSession " + str(self[5])
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return res + "\n"
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def __repr__(self):
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return str(self)
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class State(list):
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def __repr__(self):
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return "State<" + list.__repr__(self) + ">"
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class Label(object):
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def __init__(self, name, category):
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self.name = name
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self.category = category
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def __str__(self):
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return "lb=" + self.name + ",type=" + self.category
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def __repr__(self):
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return str(self)
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class Rule(object):
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def __init__(self,left=None,right=None):
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self.left = left
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self.right = right
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self.label = None
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def setLabel(self,label):
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self.label = label
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def __str__(self):
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res = "Rule:"
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if self.label != None:
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res += " (" + str(self.label) +")"
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res += "\n"
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if self.left != None:
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res += str(self.left) + "\n"
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if self.right != None:
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if self.left != None:
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res += "=>\n"
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res += str(self.right) + "\n"
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res += ".\n"
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return res
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def __repr__(self):
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return str(self)
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class InitialRule(Rule):
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def __str__(self):
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return "Initial " + Rule.__str__(self)
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class MessageRule(Rule):
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def __init__(self,l,r):
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global firstone
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Rule.__init__(self,l,r)
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if firstone:
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print str(self)
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firstone = False
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def __str__(self):
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return "Message " + Rule.__str__(self)
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class GoalRule(Rule):
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def __str__(self):
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return "Goal " + Rule.__str__(self)
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class CorrespondenceRule(GoalRule):
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def __init__(self, l):
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GoalRule.__init__(self,l,None)
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def __str__(self):
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return "Correspondence " + GoalRule.__str__(self)
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class SecrecyRule(GoalRule):
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def __init__(self, l):
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GoalRule.__init__(self,l,None)
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def __str__(self):
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return "Secrecy " + GoalRule.__str__(self)
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class STSecrecyRule(GoalRule):
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def __init__(self, l):
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GoalRule.__init__(self,l,None)
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def __str__(self):
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return "Short-term Secrecy " + GoalRule.__str__(self)
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class AuthenticateRule(GoalRule):
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def __init__(self, l):
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GoalRule.__init__(self,l,None)
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def __str__(self):
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return "Authenticate " + GoalRule.__str__(self)
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