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			Merge branch 'future' of https://sselab.de/lab9/private/git/storm into future
			
				
		Merge branch 'future' of https://sselab.de/lab9/private/git/storm into future
	
		
	
			
				Former-commit-id:main3d313ccc17[formerly18608c7a59] Former-commit-id:0d50eca063
				 6 changed files with 272 additions and 4 deletions
			
			
		- 
					177examples/dtmc/crowds/crowds.pm
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					72examples/pmdp/coin8/coin8.pm
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					2resources/3rdparty/include_xerces.cmake
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					9src/adapters/CarlAdapter.h
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					14src/storage/expressions/ExprtkExpressionEvaluator.h
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					2src/utility/gmm.h
| @ -0,0 +1,177 @@ | |||||
|  | // CROWDS [Reiter,Rubin] | ||||
|  | // Vitaly Shmatikov, 2002 | ||||
|  | 
 | ||||
|  | // Note: | ||||
|  | // Change everything marked CWDSIZ when changing the size of the crowd | ||||
|  | // Change everything marked CWDMAX when increasing max size of the crowd | ||||
|  | 
 | ||||
|  | dtmc | ||||
|  | 
 | ||||
|  | // Probability of forwarding | ||||
|  | const double PF = 0.8; | ||||
|  | 
 | ||||
|  | // Probability that a crowd member is bad | ||||
|  | const double  badC = 0.091; | ||||
|  | // const double  badC = 0.167; | ||||
|  | 
 | ||||
|  | const int TotalRuns; // Total number of protocol runs to analyze | ||||
|  | const int CrowdSize; // CWDSIZ: actual number of good crowd members | ||||
|  | const int MaxGood=20; // CWDMAX: maximum number of good crowd members | ||||
|  | 
 | ||||
|  | // Process definitions | ||||
|  | module crowds | ||||
|  | 
 | ||||
|  | 	// Auxiliary variables | ||||
|  | 	launch:   bool init true;       // Start modeling? | ||||
|  | 	new:      bool init false;      // Initialize a new protocol instance? | ||||
|  | 	runCount: [0..TotalRuns] init TotalRuns;   // Counts protocol instances | ||||
|  | 	start:    bool init false;      // Start the protocol? | ||||
|  | 	run:      bool init false;      // Run the protocol? | ||||
|  | 	lastSeen: [0..MaxGood] init MaxGood;   // Last crowd member to touch msg | ||||
|  | 	good:     bool init false;      // Crowd member is good? | ||||
|  | 	bad:      bool init false;      //              ... bad? | ||||
|  | 	recordLast: bool init false;    // Record last seen crowd member? | ||||
|  | 	badObserve: bool init false;    // Bad members observes who sent msg? | ||||
|  | 	deliver:  bool init false;      // Deliver message to destination? | ||||
|  | 	done:     bool init false;      // Protocol instance finished? | ||||
|  | 
 | ||||
|  | 	// Counters for attackers' observations | ||||
|  | 	// CWDMAX: 1 counter per each good crowd member | ||||
|  | 	observe0:  [0..TotalRuns] init 0; | ||||
|  | 	observe1:  [0..TotalRuns] init 0; | ||||
|  | 	observe2:  [0..TotalRuns] init 0; | ||||
|  | 	observe3:  [0..TotalRuns] init 0; | ||||
|  | 	observe4:  [0..TotalRuns] init 0; | ||||
|  | 	observe5:  [0..TotalRuns] init 0; | ||||
|  | 	observe6:  [0..TotalRuns] init 0; | ||||
|  | 	observe7:  [0..TotalRuns] init 0; | ||||
|  | 	observe8:  [0..TotalRuns] init 0; | ||||
|  | 	observe9:  [0..TotalRuns] init 0; | ||||
|  | 	observe10: [0..TotalRuns] init 0; | ||||
|  | 	observe11: [0..TotalRuns] init 0; | ||||
|  | 	observe12: [0..TotalRuns] init 0; | ||||
|  | 	observe13: [0..TotalRuns] init 0; | ||||
|  | 	observe14: [0..TotalRuns] init 0; | ||||
|  | 	observe15: [0..TotalRuns] init 0; | ||||
|  | 	observe16: [0..TotalRuns] init 0; | ||||
|  | 	observe17: [0..TotalRuns] init 0; | ||||
|  | 	observe18: [0..TotalRuns] init 0; | ||||
|  | 	observe19: [0..TotalRuns] init 0; | ||||
|  | 	 | ||||
|  | 	[] launch -> (new'=true) & (runCount'=TotalRuns) & (launch'=false); | ||||
|  | 	// Set up a new protocol instance | ||||
|  | 	[] new & runCount>0 -> (runCount'=runCount-1) & (new'=false) & (start'=true); | ||||
|  | 	 | ||||
|  | 	// SENDER | ||||
|  | 	// Start the protocol | ||||
|  | 	[] start -> (lastSeen'=0) & (run'=true) & (deliver'=false) & (start'=false); | ||||
|  | 	 | ||||
|  | 	// CROWD MEMBERS | ||||
|  | 	// Good or bad crowd member? | ||||
|  | 	[] !good & !bad & !deliver & run -> | ||||
|  | 	             1-badC : (good'=true) & (recordLast'=true) & (run'=false) + | ||||
|  | 	               badC : (bad'=true)  & (badObserve'=true) & (run'=false); | ||||
|  | 
 | ||||
|  | 	// GOOD MEMBERS | ||||
|  | 	// Forward with probability PF, else deliver | ||||
|  | 	[] good & !deliver & run -> PF : (good'=false) + 1-PF : (deliver'=true); | ||||
|  | 	// Record the last crowd member who touched the msg; | ||||
|  | 	// all good members may appear with equal probability | ||||
|  | 	//    Note: This is backward.  In the real protocol, each honest | ||||
|  | 	//          forwarder randomly chooses the next forwarder. | ||||
|  | 	//          Here, the identity of an honest forwarder is randomly | ||||
|  | 	//          chosen *after* it has forwarded the message. | ||||
|  | 	[] recordLast & CrowdSize=2 -> | ||||
|  | 	        1/2 : (lastSeen'=0) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/2 : (lastSeen'=1) & (recordLast'=false) & (run'=true); | ||||
|  | 	[] recordLast & CrowdSize=4 -> | ||||
|  | 	        1/4 : (lastSeen'=0) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/4 : (lastSeen'=1) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/4 : (lastSeen'=2) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/4 : (lastSeen'=3) & (recordLast'=false) & (run'=true); | ||||
|  | 	[] recordLast & CrowdSize=5 -> | ||||
|  | 	        1/5 : (lastSeen'=0) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/5 : (lastSeen'=1) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/5 : (lastSeen'=2) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/5 : (lastSeen'=3) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/5 : (lastSeen'=4) & (recordLast'=false) & (run'=true); | ||||
|  | 	[] recordLast & CrowdSize=10 -> | ||||
|  | 	        1/10 : (lastSeen'=0) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=1) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=2) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=3) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=4) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=5) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=6) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=7) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=8) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/10 : (lastSeen'=9) & (recordLast'=false) & (run'=true); | ||||
|  | 	[] recordLast & CrowdSize=15 -> | ||||
|  | 	        1/15 : (lastSeen'=0)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=1)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=2)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=3)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=4)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=5)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=6)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=7)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=8)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=9)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=10) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=11) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=12) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=13) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/15 : (lastSeen'=14) & (recordLast'=false) & (run'=true); | ||||
|  | 	[] recordLast & CrowdSize=20 -> | ||||
|  | 	        1/20 : (lastSeen'=0)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=1)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=2)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=3)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=4)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=5)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=6)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=7)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=8)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=9)  & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=10) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=11) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=12) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=13) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=14) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=15) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=16) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=17) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=18) & (recordLast'=false) & (run'=true) + | ||||
|  | 	        1/20 : (lastSeen'=19) & (recordLast'=false) & (run'=true); | ||||
|  | 	 | ||||
|  | 	// BAD MEMBERS | ||||
|  | 	// Remember from whom the message was received and deliver | ||||
|  | 	// CWDMAX: 1 rule per each good crowd member | ||||
|  | 	[] lastSeen=0  & badObserve & observe0 <TotalRuns -> (observe0' =observe0 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=1  & badObserve & observe1 <TotalRuns -> (observe1' =observe1 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=2  & badObserve & observe2 <TotalRuns -> (observe2' =observe2 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=3  & badObserve & observe3 <TotalRuns -> (observe3' =observe3 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=4  & badObserve & observe4 <TotalRuns -> (observe4' =observe4 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=5  & badObserve & observe5 <TotalRuns -> (observe5' =observe5 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=6  & badObserve & observe6 <TotalRuns -> (observe6' =observe6 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=7  & badObserve & observe7 <TotalRuns -> (observe7' =observe7 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=8  & badObserve & observe8 <TotalRuns -> (observe8' =observe8 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=9  & badObserve & observe9 <TotalRuns -> (observe9' =observe9 +1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=10 & badObserve & observe10<TotalRuns -> (observe10'=observe10+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=11 & badObserve & observe11<TotalRuns -> (observe11'=observe11+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=12 & badObserve & observe12<TotalRuns -> (observe12'=observe12+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=13 & badObserve & observe13<TotalRuns -> (observe13'=observe13+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=14 & badObserve & observe14<TotalRuns -> (observe14'=observe14+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=15 & badObserve & observe15<TotalRuns -> (observe15'=observe15+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=16 & badObserve & observe16<TotalRuns -> (observe16'=observe16+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=17 & badObserve & observe17<TotalRuns -> (observe17'=observe17+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=18 & badObserve & observe18<TotalRuns -> (observe18'=observe18+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 	[] lastSeen=19 & badObserve & observe19<TotalRuns -> (observe19'=observe19+1) & (deliver'=true) & (run'=true) & (badObserve'=false); | ||||
|  | 
 | ||||
|  | 	// RECIPIENT | ||||
|  | 	// Delivery to destination | ||||
|  | 	[] deliver & run -> (done'=true) & (deliver'=false) & (run'=false) & (good'=false) & (bad'=false); | ||||
|  | 	// Start a new instance | ||||
|  | 	[] done -> (new'=true) & (done'=false) & (run'=false) & (lastSeen'=MaxGood); | ||||
|  | 	 | ||||
|  | endmodule | ||||
| @ -0,0 +1,72 @@ | |||||
|  | //Randomised Consensus Protocol | ||||
|  | 
 | ||||
|  | mdp | ||||
|  | const double p1; // in [0.2 , 0.8] | ||||
|  | const double p2; // in [0.2 , 0.8] | ||||
|  | const double p3; // in [0.2 , 0.8] | ||||
|  | const double p4; // in [0.2 , 0.8] | ||||
|  | const double p5;  | ||||
|  | const double p6; | ||||
|  | const double p7; | ||||
|  | const double p8; | ||||
|  | 
 | ||||
|  | 
 | ||||
|  | const int N=8; | ||||
|  | const int K; | ||||
|  | const int range = 2*(K+1)*N; | ||||
|  | const int counter_init = (K+1)*N; | ||||
|  | const int left = N; | ||||
|  | const int right = 2*(K+1)*N - N; | ||||
|  | 
 | ||||
|  | // shared coin | ||||
|  | global counter : [0..range] init counter_init; | ||||
|  | 
 | ||||
|  | module process1 | ||||
|  | 	 | ||||
|  | 	// program counter | ||||
|  | 	pc1 : [0..3]; | ||||
|  | 	// 0 - flip | ||||
|  | 	// 1 - write  | ||||
|  | 	// 2 - check | ||||
|  | 	// 3 - finished | ||||
|  | 	 | ||||
|  | 	// local coin | ||||
|  | 	coin1 : [0..1];	 | ||||
|  | 
 | ||||
|  | 	// flip coin | ||||
|  | 	[] (pc1=0)  -> p1 : (coin1'=0) & (pc1'=1) + 1 - p1 : (coin1'=1) & (pc1'=1); | ||||
|  | 	// write tails -1  (reset coin to add regularity) | ||||
|  | 	[] (pc1=1) & (coin1=0) & (counter>0) -> (counter'=counter-1) & (pc1'=2) & (coin1'=0); | ||||
|  | 	// write heads +1 (reset coin to add regularity) | ||||
|  | 	[] (pc1=1) & (coin1=1) & (counter<range) -> (counter'=counter+1) & (pc1'=2) & (coin1'=0); | ||||
|  | 	// check | ||||
|  | 	// decide tails | ||||
|  | 	[] (pc1=2) & (counter<=left) -> (pc1'=3) & (coin1'=0); | ||||
|  | 	// decide heads | ||||
|  | 	[] (pc1=2) & (counter>=right) -> (pc1'=3) & (coin1'=1); | ||||
|  | 	// flip again | ||||
|  | 	[] (pc1=2) & (counter>left) & (counter<right) -> (pc1'=0); | ||||
|  | 	// loop (all loop together when done) | ||||
|  | 	[done] (pc1=3) -> (pc1'=3); | ||||
|  | 
 | ||||
|  | endmodule | ||||
|  | 
 | ||||
|  | module process2 = process1[pc1=pc2,coin1=coin2,p1=p2] endmodule | ||||
|  | module process3 = process1[pc1=pc3,coin1=coin3,p1=p3] endmodule | ||||
|  | module process4 = process1[pc1=pc4,coin1=coin4,p1=p4] endmodule | ||||
|  | module process5 = process1[pc1=pc5,coin1=coin5,p1=p5] endmodule | ||||
|  | module process6 = process1[pc1=pc6,coin1=coin6,p1=p6] endmodule | ||||
|  | module process7 = process1[pc1=pc7,coin1=coin7,p1=p7] endmodule | ||||
|  | module process8 = process1[pc1=pc8,coin1=coin8,p1=p8] endmodule | ||||
|  | 
 | ||||
|  | label "finished" = pc1=3 &pc2=3 &pc3=3 &pc4=3 & pc5=3 & pc6=3 & pc7=3 & pc8=3; | ||||
|  | label "all_coins_equal_1" = coin1 = 1 & coin2 = 1 & coin3 = 1 & coin4 = 1 & coin5 = 1 & coin6 = 1 & coin7 = 1 & coin8 = 1; | ||||
|  | label "all_coins_equal_0" = coin1 = 0 & coin2 = 0 & coin3 = 0 & coin4 = 0 & coin5 = 0 & coin6 = 0 & coin7 = 0 & coin8 = 0; | ||||
|  | label "agree" = coin1=coin2 & coin2=coin3 & coin3 = coin4 & coin4 = coin5 & coin5 = coin6 & coin6 = coin7 & coin7 = coin8; | ||||
|  | 
 | ||||
|  | rewards "steps" | ||||
|  | 	true : 1; | ||||
|  | endrewards | ||||
|  | 
 | ||||
|  | 
 | ||||
|  | 
 | ||||
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