Starting to add getters and setters of the state in PDCP lte entity.

lib/include/srslte/upper/pdcp_entity_lte.h

@@ -39,6 +39,13 @@ namespace srslte {
 
 #define PDCP_CONTROL_MAC_I 0x00000000
 
+struct pdcp_lte_state_t {
+  uint32_t tx_count;
+  uint32_t rx_hfn;
+  uint32_t next_pdcp_rx_sn;
+  uint32_t last_submitted_pdcp_rx_sn;
+};
+
 /****************************************************************************
  * LTE PDCP Entity
  * Class for LTE PDCP entities
@@ -59,6 +66,8 @@ public:
   // GW/RRC interface
   void             write_sdu(unique_byte_buffer_t sdu, bool blocking);
   void             get_bearer_status(uint16_t* dlsn, uint16_t* dlhfn, uint16_t* ulsn, uint16_t* ulhfn);
+  pdcp_lte_state_t get_state();
+  void             set_state(const pdcp_lte_state_t& state);
 
   // RLC interface
   void write_pdu(unique_byte_buffer_t pdu);

lib/src/upper/pdcp_entity_lte.cc

@@ -29,12 +29,8 @@ pdcp_entity_lte::pdcp_entity_lte(srsue::rlc_interface_pdcp*      rlc_,
                                  srsue::gw_interface_pdcp*       gw_,
                                  srslte::task_handler_interface* task_executor_,
                                  srslte::log_ref                 log_) :
-  pdcp_entity_base(task_executor_, log_),
-  rlc(rlc_),
-  rrc(rrc_),
-  gw(gw_)
-{
-}
+  pdcp_entity_base(task_executor_, log_), rlc(rlc_), rrc(rrc_), gw(gw_)
+{}
 
 pdcp_entity_lte::~pdcp_entity_lte()
 {
@@ -370,4 +366,20 @@ bool pdcp_entity_lte::check_valid_config()
   return true;
 }
 
+/****************************************************************************
+ * Internal state getters/setters
+ ***************************************************************************/
+pdcp_lte_state_t pdcp_entity_lte::get_state()
+{
+  return pdcp_lte_state_t{tx_count, rx_hfn, next_pdcp_rx_sn, last_submitted_pdcp_rx_sn};
+}
+
+void pdcp_entity_lte::set_state(const pdcp_lte_state_t& state)
+{
+  tx_count                  = state.tx_count;
+  rx_hfn                    = state.rx_hfn;
+  next_pdcp_rx_sn           = state.next_pdcp_rx_sn;
+  last_submitted_pdcp_rx_sn = state.last_submitted_pdcp_rx_sn;
+}
+
 } // namespace srslte