Added API to get Wi-SUN Neighbor Table

Author: debdeep-arm

connectivity/nanostack/mbed-mesh-api/mbed-mesh-api/WisunInterface.h

@@ -67,6 +67,37 @@ typedef struct ws_cca_threshold_table {
     const int8_t *cca_threshold_table;
 } ws_cca_threshold_table_t;
 
+typedef enum {
+    WISUN_OTHER = 0,            /**< temporary or soon to be removed neighbor*/
+    WISUN_PRIMARY_PARENT,       /**< Primary parent used for upward packets and used from Border router downwards*/
+    WISUN_SECONDARY_PARENT,     /**< Secondary parent reported to border router and might be used as alternate route*/
+    WISUN_CANDIDATE_PARENT,     /**< Candidate neighbor that is considered as parent if there is problem with active parents*/
+    WISUN_CHILD                 /**< Child with registered address*/
+} ws_nbr_type_e;
+
+/**
+ * \brief Struct ws_nbr_info_t Gives the neighbor information.
+ */
+typedef struct ws_nbr_info {
+    /** Link local address*/
+    uint8_t link_local_address[16];
+    /** Global address if it is known set to 0 if not available*/
+    uint8_t global_address[16];
+    /** parent RSSI Out measured RSSI value calculated using EWMA specified by Wi-SUN from range of -174 (0) to +80 (254) dBm.*/
+    uint8_t rsl_out;
+    /** parent RSSI in measured RSSI value calculated using EWMA specified by Wi-SUN from range of -174 (0) to +80 (254) dBm.*/
+    uint8_t rsl_in;
+    /** RPL Rank value for parents 0xffff for neighbors RANK is unknown*/
+    uint16_t rpl_rank;
+    /** Measured ETX value if known set to 0xFFFF if not known or Child*/
+    uint16_t etx;
+    /** Remaining lifetime Link lifetime for parents and ARO lifetime for children*/
+    uint32_t lifetime;
+    /** Neighbour type (Primary Parent, Secondary Parent, Candidate parent, child, other(Temporary neighbours))*/
+    ws_nbr_type_e type;
+} ws_nbr_info_t;
+
+
 /** Wi-SUN mesh network interface class
  *
  * Configure Nanostack to use Wi-SUN protocol.
@@ -578,6 +609,20 @@ class WisunInterface final : public MeshInterfaceNanostack {
      * */
     mesh_error_t cca_threshold_table_get(ws_cca_threshold_table_t *table);
 
+    /**
+     * \brief Get Wi-SUN Neighbor table information.
+     *
+     * To allocate correct amount of memory first use the API with nbr_ptr = NULL to get current amount
+     * of neighbors in count pointer. Then Allocate the memory and call the function to fill the table.
+     *
+     * \param nbr_ptr Pointer to memory where Neighbor table entries can be written.
+     * \param count amount of neighbor table entries allocated to memory.
+     *
+     * \return MESH_ERROR_NONE on success.
+     * \return MESH_ERROR_UNKNOWN in case of failure.
+     * */
+    mesh_error_t nbr_info_get(ws_nbr_info_t *nbr_ptr, uint16_t *count);
+
 protected:
     Nanostack::WisunInterface *get_interface() const;
     nsapi_error_t do_initialize() override;

connectivity/nanostack/mbed-mesh-api/mbed-mesh-api/mesh_interface_types.h

@@ -83,6 +83,23 @@ typedef struct {
     uint16_t etx_2nd_parent;    /*<! Secondary parent ETX. */
     uint32_t asynch_tx_count;   /*<! Asynch TX counter */
     uint32_t asynch_rx_count;   /*<! Asynch RX counter */
+    uint32_t join_state_1;      /*<! Time spent in individual Wi-SUN join state 1 Discovery */
+    uint32_t join_state_2;      /*<! Time spent in individual Wi-SUN join state 2 Authentication */
+    uint32_t join_state_3;      /*<! Time spent in individual Wi-SUN join state 3 Configuration learn */
+    uint32_t join_state_4;      /*<! Time spent in individual Wi-SUN join state 4 RPL parent discovery */
+    uint32_t join_state_5;      /*<! Time spent in individual Wi-SUN join state 5 Active state */
+    uint32_t sent_PAS;          /*<! Amount of Wi-SUN Pan Advertisement Solicit Message sent */
+    uint32_t sent_PA;           /*<! Amount of Wi-SUN Pan Advertisement Message sent */
+    uint32_t sent_PCS;          /*<! Amount of Wi-SUN Pan Configuration Solicit Message sent */
+    uint32_t sent_PC;           /*<! Amount of Wi-SUN Pan Configuration Message sent */
+    uint32_t recv_PAS;          /*<! Amount of Wi-SUN Pan Advertisement Solicit Message received */
+    uint32_t recv_PA;           /*<! Amount of Wi-SUN Pan Advertisement Message received */
+    uint32_t recv_PCS;          /*<! Amount of Wi-SUN Pan Configuration Solicit Message received */
+    uint32_t recv_PC;           /*<! Amount of Wi-SUN Pan Configuration Message received */
+    uint32_t Neighbour_add;     /*<! New Neighbours found */
+    uint32_t Neighbour_remove;  /*<! New Neighbours Removed */
+    uint32_t Child_add;         /*<! New Child added */
+    uint32_t child_remove;      /*<! Child lost */
 } mesh_nw_statistics_t;
 
 /**

connectivity/nanostack/mbed-mesh-api/source/WisunInterface.cpp

@@ -696,6 +696,19 @@ mesh_error_t WisunInterface::cca_threshold_table_get(ws_cca_threshold_table_t *t
     return MESH_ERROR_NONE;
 }
 
+mesh_error_t WisunInterface::nbr_info_get(ws_nbr_info_t *nbr_ptr, uint16_t *count)
+{
+    uint16_t nbr_count;
+
+    if (count == NULL) {
+        return MESH_ERROR_UNKNOWN;
+    }
+
+    nbr_count = ws_neighbor_info_get(get_interface_id(), (ws_neighbour_info_t *)nbr_ptr, *count);
+    *count = nbr_count;
+    return MESH_ERROR_NONE;
+}
+
 #define WISUN 0x2345
 #if MBED_CONF_NSAPI_DEFAULT_MESH_TYPE == WISUN && DEVICE_802_15_4_PHY
 MBED_WEAK MeshInterface *MeshInterface::get_target_default_instance()

connectivity/nanostack/mbed-mesh-api/source/wisun_tasklet.c

@@ -659,6 +659,23 @@ int wisun_tasklet_statistics_nw_read(mesh_nw_statistics_t *stats)
     stats->etx_2nd_parent = statistics->nwk_stats.etx_2nd_parent;
     stats->asynch_tx_count = statistics->ws_statistics.asynch_tx_count;
     stats->asynch_rx_count = statistics->ws_statistics.asynch_rx_count;
+    stats->join_state_1 = statistics->ws_statistics.join_state_1;
+    stats->join_state_2 = statistics->ws_statistics.join_state_2;
+    stats->join_state_3 = statistics->ws_statistics.join_state_3;
+    stats->join_state_4 = statistics->ws_statistics.join_state_4;
+    stats->join_state_5 = statistics->ws_statistics.join_state_5;
+    stats->sent_PAS = statistics->ws_statistics.sent_PAS;
+    stats->sent_PA = statistics->ws_statistics.sent_PA;
+    stats->sent_PCS = statistics->ws_statistics.sent_PCS;
+    stats->sent_PC = statistics->ws_statistics.sent_PC;
+    stats->recv_PAS = statistics->ws_statistics.recv_PAS;
+    stats->recv_PA = statistics->ws_statistics.recv_PA;
+    stats->recv_PCS = statistics->ws_statistics.recv_PCS;
+    stats->recv_PC = statistics->ws_statistics.recv_PC;
+    stats->Neighbour_add = statistics->ws_statistics.Neighbour_add;
+    stats->Neighbour_remove = statistics->ws_statistics.Neighbour_remove;
+    stats->Child_add = statistics->ws_statistics.Child_add;
+    stats->child_remove = statistics->ws_statistics.child_remove;
 
     return 0;
 }