Added gw interface if it is running

lib/include/srsran/interfaces/ue_gw_interfaces.h

@@ -51,6 +51,7 @@ class gw_interface_rrc
 public:
   virtual void add_mch_port(uint32_t lcid, uint32_t port)             = 0;
   virtual int  update_lcid(uint32_t eps_bearer_id, uint32_t new_lcid) = 0;
+  virtual bool is_running() = 0;
 };
 
 class gw_interface_pdcp

srsue/hdr/stack/upper/gw.h

@@ -66,6 +66,7 @@ public:
   // RRC interface
   void add_mch_port(uint32_t lcid, uint32_t port);
   int  update_lcid(uint32_t eps_bearer_id, uint32_t new_lcid);
+  bool is_running();
 
 private:
   static const int GW_THREAD_PRIO = -1;

srsue/src/stack/upper/gw.cc

@@ -195,6 +195,12 @@ int gw::setup_if_addr(uint32_t eps_bearer_id,
   return SRSRAN_SUCCESS;
 }
 
+
+bool gw::is_running()
+{
+  return running;
+}
+
 int gw::update_lcid(uint32_t eps_bearer_id, uint32_t new_lcid)
 {
   auto it = eps_lcid.find(eps_bearer_id);
@@ -349,6 +355,8 @@ void gw::run_thread()
   logger.info("GW IP receiver thread exiting.");
 }
 
+
+
 /**************************/
 /* TUN Interface Helpers  */
 /**************************/

srsue/test/ttcn3/hdr/ttcn3_ue.h

@@ -59,6 +59,7 @@ public:
                      uint8_t* ipv6_if_id,
                      char*    err_str);
   int  update_lcid(uint32_t eps_bearer_id, uint32_t new_lcid);
+  bool is_running();
 
   int apply_traffic_flow_template(const uint8_t&                                 eps_bearer_id,
                                   const uint8_t&                                 lcid,

srsue/test/ttcn3/src/ttcn3_ue.cc

@@ -188,6 +188,12 @@ int  ttcn3_ue::setup_if_addr(uint32_t eps_bearer_id,
 {
   return 0;
 }
+
+bool ttcn3_ue::is_running()
+{
+  return true;
+}
+
 int ttcn3_ue::update_lcid(uint32_t eps_bearer_id, uint32_t new_lcid)
 {
   return SRSRAN_SUCCESS;