Ejemplo n.º 1
0
        private Set <CallGraph> BFSTranspose(Dictionary <int, CGNode> nodesOrder)
        {
            Set <CallGraph> cgs     = new Set <CallGraph>();
            List <CGNode>   qeue    = new List <CGNode>();
            Set <CGNode>    visited = new Set <CGNode>();
            int             cNodes  = nodesOrder.Count;

            for (int i = cNodes - 1; i >= 0; i--)
            {
                CGNode    n  = nodesOrder[i];
                CallGraph cg = new CallGraph();
                if (!visited.Contains(n))
                {
                    qeue.Add(n);
                    visited.Add(n);
                    while (qeue.Count > 0)
                    {
                        CGNode mn = qeue[0];
                        visited.Add(mn);
                        cg.AddNode(mn);

                        qeue.RemoveAt(0);
                        foreach (CGEdge e in calls.EdgesTo(mn))
                        {
                            if (!visited.Contains(e.Src))
                            {
                                visited.Add(e.Src);
                                // DIEGO-CHECK: I dont remember why I inverted this
                                cg.AddEdge(new CGEdge(e.Dst, e.Label, e.Src, e.IsVirtual));
                                qeue.Add(e.Src);
                            }
                        }
                    }
                }
                if (cg.cgNodes.Count > 1)
                {
                    cgs.Add(cg);
                }
            }
            return(cgs);
        }