lte: Add LteEnbRrc::ComponentCarrierToCellId

src/lte/model/lte-enb-rrc.cc

@@ -2130,6 +2130,13 @@ LteEnbRrc::CellToComponentCarrierId (uint16_t cellId)
   NS_FATAL_ERROR ("Cell " << cellId << " not found in CC map");
 }
 
+uint16_t
+LteEnbRrc::ComponentCarrierToCellId (uint8_t componentCarrierId)
+{
+  NS_LOG_FUNCTION (this << componentCarrierId);
+  return m_componentCarrierPhyConf.at (componentCarrierId)->GetCellId ();
+}
+
 bool
 LteEnbRrc::SendData (Ptr<Packet> packet)
 {

src/lte/model/lte-enb-rrc.h

@@ -889,6 +889,15 @@ public:
    */
   uint8_t CellToComponentCarrierId (uint16_t cellId);
 
+  /**
+   * convert the component carrier id to cell id
+   *
+   * \param componentCarrierId component carrier ID
+   *
+   * \return corresponding cell ID
+   */
+  uint16_t ComponentCarrierToCellId (uint8_t componentCarrierId);
+
   /** 
    * Enqueue an IP data packet on the proper bearer for downlink
    * transmission. Normally expected to be called by the NetDevice