tcp

tests/tcp/props/phi1.pml

@@ -0,0 +1,4 @@
+/* safety: half-open prevention */ 
+ltl phi1 {
+	always ( leftClosed implies !rightEstablished )
+}

tests/tcp/props/phi2.pml

@@ -0,0 +1,5 @@
+/* liveness: verifying connection establishment */
+ltl phi2 {
+	( (always ( eventually ( state[0] == 1 && state[1] == 2 ) ) ) 
+		implies ( eventually ( state[0] == 4 ) ) )
+}

tests/tcp/props/phi3.pml

@@ -0,0 +1,22 @@
+/* liveness: no infinite stalls/deadlocks */
+ltl phi3 {
+  !(eventually (((always (state[0] == SynSentState))   ||
+                 (always (state[0] == SynRecState))    ||
+                 (always (state[0] == EstState))       ||
+                 (always (state[0] == FinW1State))     ||
+                 (always (state[0] == CloseWaitState)) ||
+                 (always (state[0] == FinW2State))     ||
+                 (always (state[0] == ClosingState))   ||
+                 (always (state[0] == LastAckState))   ||
+                 (always (state[0] == TimeWaitState)))
+                &&
+                ((always (state[1] == SynSentState))   ||
+                 (always (state[1] == SynRecState))    ||
+                 (always (state[1] == EstState))       ||
+                 (always (state[1] == FinW1State))     ||
+                 (always (state[1] == CloseWaitState)) ||
+                 (always (state[1] == FinW2State))     ||
+                 (always (state[1] == ClosingState))   ||
+                 (always (state[1] == LastAckState))   ||
+                 (always (state[1] == TimeWaitState)))))
+}

tests/tcp/props/phi4.pml

@@ -0,0 +1,11 @@
+/* liveness: simultanous open */ 
+ltl phi4 {
+	always (
+		(state[0] == SynSentState && 
+		 state[1] == SynSentState)
+		
+		implies
+			
+			((eventually state[0] == EstState) &&
+		     (eventually state[1] == EstState)))
+}

tests/tcp/props/phi5.pml

@@ -0,0 +1,13 @@
+/* liveness: SYN_RECEIVED resolution*/ 
+ltl phi5 {
+	always (
+		(state[0] == SynRecState)
+			implies (
+				eventually (
+					(state[0] == EstState   || 
+					 state[0] == FinW1State ||
+					 state[0] == ClosedState)
+				)
+			)
+		)
+}

tests/tcp/props/phi6.pml

@@ -0,0 +1,9 @@
+/* safety: strict closing transitions */
+ltl phi6 {
+	always (
+		(state[0] == ClosingState)
+			implies
+				(next (state[0] == ClosingState ||
+					   state[0] == ClosedState))
+	)
+}