diff options
Diffstat (limited to 'verigraph/service/src/mcnet/netobjs/PolitoMailServer.java')
| -rw-r--r-- | verigraph/service/src/mcnet/netobjs/PolitoMailServer.java | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/verigraph/service/src/mcnet/netobjs/PolitoMailServer.java b/verigraph/service/src/mcnet/netobjs/PolitoMailServer.java deleted file mode 100644 index c464195..0000000 --- a/verigraph/service/src/mcnet/netobjs/PolitoMailServer.java +++ /dev/null @@ -1,117 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2017 Politecnico di Torino and others. - * - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Apache License, Version 2.0 - * which accompanies this distribution, and is available at - * http://www.apache.org/licenses/LICENSE-2.0 - *******************************************************************************/ - -package mcnet.netobjs; - - -import java.util.ArrayList; -import java.util.List; - -import com.microsoft.z3.BoolExpr; -import com.microsoft.z3.Context; -import com.microsoft.z3.DatatypeExpr; -import com.microsoft.z3.Expr; -import com.microsoft.z3.FuncDecl; -import com.microsoft.z3.IntExpr; -import com.microsoft.z3.Solver; - -import mcnet.components.NetContext; -import mcnet.components.Network; -import mcnet.components.NetworkObject; -/** Mail server objects - * - */ -public class PolitoMailServer extends NetworkObject{ - - List<BoolExpr> constraints; - Context ctx; - DatatypeExpr politoMailServer; - Network net; - NetContext nctx; - FuncDecl isInBlacklist; - - public PolitoMailServer(Context ctx, Object[]... args) { - super(ctx, args); - } - - @Override - protected void init(Context ctx, Object[]... args) { - this.ctx = ctx; - isEndHost=false; - constraints = new ArrayList<BoolExpr>(); - z3Node = ((NetworkObject)args[0][0]).getZ3Node(); - politoMailServer = z3Node; - net = (Network)args[0][1]; - nctx = (NetContext)args[0][2]; - mailServerRules(); - net.saneSend(this); - } - - @Override - public DatatypeExpr getZ3Node() { - return politoMailServer; - } - - @Override - protected void addConstraints(Solver solver) { - BoolExpr[] constr = new BoolExpr[constraints.size()]; - solver.add(constraints.toArray(constr)); - } - - private void mailServerRules (){ - Expr n_0 = ctx.mkConst(politoMailServer+"_n_0", nctx.node); - Expr p_0 = ctx.mkConst(politoMailServer+"_p_0", nctx.packet); - Expr p_1 = ctx.mkConst(politoMailServer+"_p_1", nctx.packet); - IntExpr t_0 = ctx.mkIntConst(politoMailServer+"_t_0"); - IntExpr t_1 = ctx.mkIntConst(politoMailServer+"_t_1"); - -// Constraint1 send(politoMailServer, n_0, p, t_0) -> nodeHasAddr(politoMailServer,p.src) - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), - (BoolExpr)nctx.nodeHasAddr.apply(politoMailServer,nctx.pf.get("src").apply(p_0))),1,null,null,null,null)); - -// Constraint2 send(politoMailServer, n_0, p, t_0) -> p.origin == politoMailServer - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), - ctx.mkEq(nctx.pf.get("origin").apply(p_0),politoMailServer)),1,null,null,null,null)); - -// Constraint3 send(politoMailServer, n_0, p, t_0) -> p.orig_body == p.body - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), - ctx.mkEq(nctx.pf.get("orig_body").apply(p_0),nctx.pf.get("body").apply(p_0))),1,null,null,null,null)); - -// Constraint4 recv(n_0, politoMailServer, p, t_0) -> nodeHasAddr(politoMailServer,p.dest) - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.recv.apply(n_0,politoMailServer, p_0, t_0), - (BoolExpr)nctx.nodeHasAddr.apply(politoMailServer,nctx.pf.get("dest").apply(p_0))),1,null,null,null,null)); - -// Constraint5 send(politoMailServer, n_0, p, t_0) -> p.proto == POP3_RESP && p.emailFrom == 1 - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), - ctx.mkAnd( ctx.mkEq(nctx.pf.get("proto").apply(p_0), ctx.mkInt(nctx.POP3_RESPONSE)), - ctx.mkEq(nctx.pf.get("emailFrom").apply(p_0), ctx.mkInt(1)))),1,null,null,null,null)); - -// Constraint6 send(politoMailServer, n_0, p, t_0) -> -// (exist p_1, t_1 : (t_1 < t_0 && recv(n_0, politoMailServer, p_1, t_1) && -// p_0.proto == POP3_RESP && p_1.proto == POP3_REQ && p_0.dest == p_1.src ) - - constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, - ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), - ctx.mkExists(new Expr[]{p_1, t_1}, - ctx.mkAnd(ctx.mkLt(t_1, t_0), - (BoolExpr)nctx.recv.apply(n_0, politoMailServer, p_1, t_1), - ctx.mkEq(nctx.pf.get("proto").apply(p_0), ctx.mkInt(nctx.POP3_RESPONSE)), - ctx.mkEq(nctx.pf.get("proto").apply(p_1), ctx.mkInt(nctx.POP3_REQUEST)), - ctx.mkEq(nctx.pf.get("dest").apply(p_0), nctx.pf.get("src").apply(p_1))),1,null,null,null,null)),1,null,null,null,null)); - -// constraints.add( ctx.mkForall(new Expr[]{n_0, p_0, t_0}, -// ctx.mkImplies((BoolExpr)nctx.send.apply(politoMailServer, n_0, p_0, t_0), -// ctx.mkEq(nctx.pf.get("emailFrom").apply(p_0),ctx.mkInt(2))),1,null,null,null,null)); - } -}
\ No newline at end of file |