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Example 1 with Context

use of soot.Context in project soot by Sable.

the class OnFlyCallGraph method updatedNode.

public void updatedNode(VarNode vn) {
    Object r = vn.getVariable();
    if (!(r instanceof Local))
        return;
    final Local receiver = (Local) r;
    final Context context = vn.context();
    PointsToSetInternal p2set = vn.getP2Set().getNewSet();
    if (ofcgb.wantTypes(receiver)) {
        p2set.forall(new P2SetVisitor() {

            public final void visit(Node n) {
                if (n instanceof AllocNode)
                    ofcgb.addType(receiver, context, n.getType(), (AllocNode) n);
            }
        });
    }
    if (ofcgb.wantStringConstants(receiver)) {
        p2set.forall(new P2SetVisitor() {

            public final void visit(Node n) {
                if (n instanceof StringConstantNode) {
                    String constant = ((StringConstantNode) n).getString();
                    ofcgb.addStringConstant(receiver, context, constant);
                } else {
                    ofcgb.addStringConstant(receiver, context, null);
                }
            }
        });
    }
    if (ofcgb.wantInvokeArg(receiver)) {
        p2set.forall(new P2SetVisitor() {

            @Override
            public void visit(Node n) {
                if (n instanceof AllocNode) {
                    AllocNode an = ((AllocNode) n);
                    ofcgb.addInvokeArgDotField(receiver, an.dot(ArrayElement.v()));
                    assert an.getNewExpr() instanceof NewArrayExpr;
                    NewArrayExpr nae = (NewArrayExpr) an.getNewExpr();
                    if (!(nae.getSize() instanceof IntConstant)) {
                        ofcgb.setArgArrayNonDetSize(receiver, context);
                    } else {
                        IntConstant sizeConstant = (IntConstant) nae.getSize();
                        ofcgb.addPossibleArgArraySize(receiver, sizeConstant.value, context);
                    }
                }
            }
        });
        for (Type ty : pag.reachingObjectsOfArrayElement(p2set).possibleTypes()) {
            ofcgb.addInvokeArgType(receiver, context, ty);
        }
    }
}
Also used : MethodOrMethodContext(soot.MethodOrMethodContext) Context(soot.Context) StringConstantNode(soot.jimple.spark.pag.StringConstantNode) PointsToSetInternal(soot.jimple.spark.sets.PointsToSetInternal) Node(soot.jimple.spark.pag.Node) StringConstantNode(soot.jimple.spark.pag.StringConstantNode) VarNode(soot.jimple.spark.pag.VarNode) AllocNode(soot.jimple.spark.pag.AllocNode) Local(soot.Local) Type(soot.Type) AllocNode(soot.jimple.spark.pag.AllocNode) NewArrayExpr(soot.jimple.NewArrayExpr) IntConstant(soot.jimple.IntConstant) P2SetVisitor(soot.jimple.spark.sets.P2SetVisitor)

Aggregations

Context (soot.Context)1 Local (soot.Local)1 MethodOrMethodContext (soot.MethodOrMethodContext)1 Type (soot.Type)1 IntConstant (soot.jimple.IntConstant)1 NewArrayExpr (soot.jimple.NewArrayExpr)1 AllocNode (soot.jimple.spark.pag.AllocNode)1 Node (soot.jimple.spark.pag.Node)1 StringConstantNode (soot.jimple.spark.pag.StringConstantNode)1 VarNode (soot.jimple.spark.pag.VarNode)1 P2SetVisitor (soot.jimple.spark.sets.P2SetVisitor)1 PointsToSetInternal (soot.jimple.spark.sets.PointsToSetInternal)1