(comment "CPSA 2.1.0")
(comment "All input read")

(defprotocol wierd basic
  (defrole originator (vars (k skey)) (trace (send k)) (uniq-orig k))
  (defrole guesser (vars (k skey) (a name)) (trace (send (enc a k))))
  (defrole encryptor (vars (k skey) (a name)) (trace (recv (enc a k)))))

(defskeleton wierd
  (vars (a name) (k skey))
  (defstrand originator 1 (k k))
  (defstrand guesser 1 (a a) (k k))
  (uniq-orig k)
  (traces ((send k)) ((send (enc a k))))
  (label 0)
  (unrealized)
  (shape))

(comment "Nothing left to do")

(defprotocol wierd basic
  (defrole originator (vars (k skey)) (trace (send k)) (uniq-orig k))
  (defrole guesser (vars (k skey) (a name)) (trace (send (enc a k))))
  (defrole encryptor (vars (k skey) (a name)) (trace (recv (enc a k)))))

(defskeleton wierd
  (vars (a name) (k skey))
  (defstrand originator 1 (k k))
  (defstrand encryptor 1 (a a) (k k))
  (uniq-orig k)
  (traces ((send k)) ((recv (enc a k))))
  (label 1)
  (unrealized (1 0))
  (comment "2 in cohort - 2 not yet seen"))

(defskeleton wierd
  (vars (a name) (k skey))
  (defstrand originator 1 (k k))
  (defstrand encryptor 1 (a a) (k k))
  (defstrand guesser 1 (a a) (k k))
  (precedes ((2 0) (1 0)))
  (uniq-orig k)
  (operation encryption-test (added-strand guesser 1) (enc a k) (1 0))
  (traces ((send k)) ((recv (enc a k))) ((send (enc a k))))
  (label 2)
  (parent 1)
  (unrealized)
  (shape))

(defskeleton wierd
  (vars (a name) (k skey))
  (defstrand originator 1 (k k))
  (defstrand encryptor 1 (a a) (k k))
  (deflistener k)
  (precedes ((0 0) (2 0)) ((2 1) (1 0)))
  (uniq-orig k)
  (operation encryption-test (added-listener k) (enc a k) (1 0))
  (traces ((send k)) ((recv (enc a k))) ((recv k) (send k)))
  (label 3)
  (parent 1)
  (unrealized)
  (comment "1 in cohort - 1 not yet seen"))

(defskeleton wierd
  (vars (a name) (k skey))
  (defstrand originator 1 (k k))
  (defstrand encryptor 1 (a a) (k k))
  (precedes ((0 0) (1 0)))
  (uniq-orig k)
  (operation generalization deleted (2 0))
  (traces ((send k)) ((recv (enc a k))))
  (label 4)
  (parent 3)
  (unrealized)
  (shape))

(comment "Nothing left to do")