cu_cp,rrc: improve function name

Author: FabianEckermann

include/srsran/rrc/rrc_ue.h

@@ -297,7 +297,7 @@ class rrc_ue_cu_cp_ue_notifier
   virtual void update_security_context(security::security_context sec_ctxt) = 0;
 
   /// \brief Perform horizontal key derivation
-  virtual void horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn) = 0;
+  virtual void perform_horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn) = 0;
 };
 
 /// Struct containing all information needed from the old RRC UE for Reestablishment.

lib/cu_cp/adapters/rrc_ue_adapters.h

@@ -154,10 +154,10 @@ class rrc_ue_cu_cp_ue_adapter : public rrc_ue_cu_cp_ue_notifier
   }
 
   /// \brief Perform horizontal key derivation
-  void horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn) override
+  void perform_horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn) override
   {
     srsran_assert(ue != nullptr, "CU-CP UE must not be nullptr");
-    return ue->get_security_manager().horizontal_key_derivation(target_pci, target_ssb_arfcn);
+    return ue->get_security_manager().perform_horizontal_key_derivation(target_pci, target_ssb_arfcn);
   }
 
 private:

lib/cu_cp/ue_security_manager/ue_security_manager_impl.cpp

@@ -91,7 +91,7 @@ void ue_security_manager::update_security_context(security::security_context sec
   sec_context = sec_ctxt;
 }
 
-void ue_security_manager::horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn)
+void ue_security_manager::perform_horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn)
 {
   sec_context.horizontal_key_derivation(target_pci, target_ssb_arfcn);
 }

lib/cu_cp/ue_security_manager/ue_security_manager_impl.h

@@ -37,7 +37,7 @@ class ue_security_manager
   [[nodiscard]] security::sec_as_config      get_rrc_as_config() const;
   [[nodiscard]] security::sec_128_as_config  get_rrc_128_as_config() const;
   void                                       update_security_context(security::security_context sec_ctxt);
-  void                                       horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn);
+  void perform_horizontal_key_derivation(pci_t target_pci, unsigned target_ssb_arfcn);
 
 private:
   security_manager_config    cfg;

lib/rrc/ue/procedures/rrc_reestablishment_procedure.cpp

@@ -240,7 +240,7 @@ void rrc_reestablishment_procedure::transfer_reestablishment_context_and_update_
   // freq_and_timing must be present, otherwise the RRC UE would've never been created
   uint32_t ssb_arfcn = context.cfg.meas_timings.begin()->freq_and_timing.value().carrier_freq;
   cu_cp_ue_notifier.update_security_context(old_ue_reest_context.sec_context);
-  cu_cp_ue_notifier.horizontal_key_derivation(context.cell.pci, ssb_arfcn);
+  cu_cp_ue_notifier.perform_horizontal_key_derivation(context.cell.pci, ssb_arfcn);
   logger.log_debug("Refreshed keys horizontally. pci={} ssb-arfcn={}", context.cell.pci, ssb_arfcn);
 }
 

lib/rrc/ue/rrc_ue_impl.cpp

@@ -50,7 +50,7 @@ rrc_ue_impl::rrc_ue_impl(rrc_pdu_f1ap_notifier&                 f1ap_pdu_notifie
     if (!rrc_context.value().is_inter_cu_handover) {
       cu_cp_ue_notifier.update_security_context(rrc_context.value().sec_context);
     }
-    cu_cp_ue_notifier.horizontal_key_derivation(cell_.pci, cell_.ssb_arfcn);
+    cu_cp_ue_notifier.perform_horizontal_key_derivation(cell_.pci, cell_.ssb_arfcn);
 
     // Create SRBs.
     for (const auto& srb : rrc_context.value().srbs) {