[lib][rr_graph] add edge_crr_id methos

Author: amin1377

libs/librrgraph/src/base/rr_graph_storage.h

@@ -20,6 +20,7 @@
 #include <numeric>
 #include <optional>
 #include <cstdint>
+#include <string>
 #include <vector>
 
 /* Main structure describing one routing resource node.  Everything in       *
@@ -484,6 +485,10 @@ class t_rr_graph_storage {
         return edge_source_node(edge_id(id, iedge));
     }
 
+    std::string edge_crr_id(RREdgeId edge) const {
+        return edge_crr_id_[edge];
+    }
+
     /** 
      * @brief Get the switch used for the specified edge. 
      */

libs/librrgraph/src/base/rr_graph_view.h

@@ -63,6 +63,7 @@
  */
 
 #include "metadata_storage.h"
+#include "rr_graph_fwd.h"
 #include "rr_node.h"
 #include "physical_types.h"
 #include "rr_node_types.h"
@@ -514,6 +515,10 @@ class RRGraphView {
         return node_storage_.edge_source_node(id, iedge);
     }
 
+    inline std::string edge_crr_id(RREdgeId edge) const {
+        return node_storage_.edge_crr_id(edge);
+    }
+
     /** @brief Check if the edge is a configurable edge 
      * @note A configurable edge represents a programmable switch between routing resources, which could be 
      *  - a multiplexer