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diff --git a/pcbnew/router/pns_dp_meander_placer.h b/pcbnew/router/pns_dp_meander_placer.h
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+/*
+ * KiRouter - a push-and-(sometimes-)shove PCB router
+ *
+ * Copyright (C) 2013-2014 CERN
+ * Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __PNS_DP_MEANDER_PLACER_H
+#define __PNS_DP_MEANDER_PLACER_H
+
+#include <math/vector2d.h>
+
+#include <geometry/shape.h>
+#include <geometry/shape_line_chain.h>
+
+#include "pns_node.h"
+#include "pns_via.h"
+#include "pns_line.h"
+#include "pns_placement_algo.h"
+#include "pns_meander.h"
+#include "pns_meander_placer_base.h"
+#include "pns_diff_pair.h"
+
+class PNS_ROUTER;
+class PNS_SHOVE;
+class PNS_OPTIMIZER;
+class PNS_ROUTER_BASE;
+
+/**
+ * Class PNS_DP_MEANDER_PLACER
+ *
+ * Differential Pair length-matching/meandering tool.
+ */
+
+class PNS_DP_MEANDER_PLACER : public PNS_MEANDER_PLACER_BASE
+{
+public:
+    PNS_DP_MEANDER_PLACER( PNS_ROUTER* aRouter );
+    ~PNS_DP_MEANDER_PLACER();
+
+    /**
+     * Function Start()
+     *
+     * Starts routing a single track at point aP, taking item aStartItem as anchor
+     * (unless NULL).
+     */
+    bool Start ( const VECTOR2I& aP, PNS_ITEM* aStartItem );
+
+    /**
+     * Function Move()
+     *
+     * Moves the end of the currently routed trace to the point aP, taking
+     * aEndItem as anchor (if not NULL).
+     * (unless NULL).
+     */
+    bool Move( const VECTOR2I& aP, PNS_ITEM* aEndItem );
+
+    /**
+     * Function FixRoute()
+     *
+     * Commits the currently routed track to the parent node, taking
+     * aP as the final end point and aEndItem as the final anchor (if provided).
+     * @return true, if route has been commited. May return false if the routing
+     * result is violating design rules - in such case, the track is only committed
+     * if Settings.CanViolateDRC() is on.
+     */
+    bool FixRoute( const VECTOR2I& aP, PNS_ITEM* aEndItem );
+
+    const PNS_LINE Trace() const;
+
+    /**
+     * Function CurrentNode()
+     *
+     * Returns the most recent world state.
+     */
+    PNS_NODE* CurrentNode( bool aLoopsRemoved = false ) const;
+
+    const PNS_ITEMSET Traces();
+
+    const VECTOR2I& CurrentEnd() const;
+
+    /// @copydoc PNS_PLACEMENT_ALGO::CurrentNets()
+    const std::vector<int> CurrentNets() const;
+
+    int CurrentLayer() const;
+
+    int totalLength();
+
+    const wxString TuningInfo() const;
+    TUNING_STATUS TuningStatus() const;
+
+    bool CheckFit( PNS_MEANDER_SHAPE* aShape );
+
+
+private:
+    friend class PNS_MEANDER_SHAPE;
+
+    void meanderSegment ( const SEG& aBase );
+
+//    void addMeander ( PNS_MEANDER *aM );
+//    void addCorner ( const VECTOR2I& aP );
+
+    const SEG baselineSegment( const PNS_DIFF_PAIR::COUPLED_SEGMENTS& aCoupledSegs );
+
+    void setWorld( PNS_NODE* aWorld );
+    void release();
+
+    int origPathLength() const;
+
+    ///> pointer to world to search colliding items
+    PNS_NODE* m_world;
+
+    ///> current routing start point (end of tail, beginning of head)
+    VECTOR2I m_currentStart;
+
+    ///> Current world state
+    PNS_NODE* m_currentNode;
+
+    PNS_DIFF_PAIR m_originPair;
+    PNS_DIFF_PAIR::COUPLED_SEGMENTS_VEC m_coupledSegments;
+
+    PNS_LINE m_currentTraceN, m_currentTraceP;
+    PNS_ITEMSET m_tunedPath, m_tunedPathP, m_tunedPathN;
+
+    SHAPE_LINE_CHAIN m_finalShapeP, m_finalShapeN;
+    PNS_MEANDERED_LINE m_result;
+    PNS_SEGMENT* m_initialSegment;
+
+    int m_lastLength;
+    TUNING_STATUS m_lastStatus;
+};
+
+#endif    // __PNS_DP_MEANDER_PLACER_H