cu_cp,rrc: make functions const

Author: FabianEckermann

include/srsran/rrc/rrc_ue.h

@@ -205,7 +205,7 @@ class rrc_ue_control_message_handler
 
   /// \brief Get the packed UE Capability RAT Container List.
   /// \returns The packed UE Capability RAT Container List.
-  virtual byte_buffer get_packed_ue_capability_rat_container_list() = 0;
+  virtual byte_buffer get_packed_ue_capability_rat_container_list() const = 0;
 
   /// \brief Handle an RRC Reconfiguration Request.
   /// \param[in] msg The new RRC Reconfiguration Request.
@@ -264,7 +264,7 @@ class rrc_ue_radio_access_capability_handler
 
   /// \brief Get the packed UE Radio Access Cap Info.
   /// \returns The packed UE Radio Access Cap Info.
-  virtual byte_buffer get_packed_ue_radio_access_cap_info() = 0;
+  virtual byte_buffer get_packed_ue_radio_access_cap_info() const = 0;
 };
 
 /// Handler to get the handover preparation context to the NGAP.

lib/rrc/ue/rrc_ue_impl.h

@@ -64,8 +64,8 @@ class rrc_ue_impl final : public rrc_ue_interface, public rrc_ue_controller
   // rrc_ue_control_message_handler
   rrc_ue_security_mode_command_context get_security_mode_command_context() override;
   async_task<bool>                     handle_security_mode_command_complete_expected(uint8_t transaction_id) override;
-  byte_buffer                          get_packed_ue_capability_rat_container_list() override;
-  byte_buffer                          get_packed_ue_radio_access_cap_info() override;
+  byte_buffer                          get_packed_ue_capability_rat_container_list() const override;
+  byte_buffer                          get_packed_ue_radio_access_cap_info() const override;
   async_task<bool> handle_rrc_reconfiguration_request(const rrc_reconfiguration_procedure_request& msg) override;
   rrc_ue_handover_reconfiguration_context
   get_rrc_ue_handover_reconfiguration_context(const rrc_reconfiguration_procedure_request& request) override;

lib/rrc/ue/rrc_ue_message_handlers.cpp

@@ -337,7 +337,7 @@ async_task<bool> rrc_ue_impl::handle_security_mode_command_complete_expected(uin
       });
 }
 
-byte_buffer rrc_ue_impl::get_packed_ue_capability_rat_container_list()
+byte_buffer rrc_ue_impl::get_packed_ue_capability_rat_container_list() const
 {
   byte_buffer pdu{};
 
@@ -355,7 +355,7 @@ byte_buffer rrc_ue_impl::get_packed_ue_capability_rat_container_list()
   return pdu.copy();
 }
 
-byte_buffer rrc_ue_impl::get_packed_ue_radio_access_cap_info()
+byte_buffer rrc_ue_impl::get_packed_ue_radio_access_cap_info() const
 {
   asn1::rrc_nr::ue_radio_access_cap_info_s      ue_radio_access_cap_info;
   asn1::rrc_nr::ue_radio_access_cap_info_ies_s& ue_radio_access_cap_info_ies =

tests/unittests/ngap/test_helpers.h

@@ -405,7 +405,7 @@ class dummy_rrc_ue_radio_access_capability_handler : public rrc_ue_radio_access_
 public:
   dummy_rrc_ue_radio_access_capability_handler() : logger(srslog::fetch_basic_logger("TEST")){};
 
-  byte_buffer get_packed_ue_radio_access_cap_info() override { return make_byte_buffer("deadbeef").value(); }
+  byte_buffer get_packed_ue_radio_access_cap_info() const override { return make_byte_buffer("deadbeef").value(); }
 
 private:
   srslog::basic_logger& logger;