removed the dependence of AE message relay on DUA prefix (#1655)

Author: deepakvenugopal

source/6LoWPAN/Thread/thread_extension_bbr.c

@@ -891,46 +891,39 @@ static int thread_extension_bbr_pbbr_start(thread_pbbr_t *this)
         //If started only refresh network data
         return 0;
     }
+    // Register to backbone CoAP service
+    this->br_bb_service_id = coap_service_initialize(this->backbone_interface_id, this->pbbr_port, COAP_SERVICE_OPTIONS_SELECT_SOCKET_IF, NULL, NULL);
+    if(this->br_bb_service_id < 0) {
+        tr_error("pBBR Commercial service start failed");
+        thread_extension_bbr_pbbr_stop(this);
+        return -1;
+    }
     // Allow only filtered addresses to be forwarded
     multicast_fwd_full_for_scope(this->interface_id, 0x10);
     multicast_fwd_full_for_scope(this->backbone_interface_id, 0);
 
-    //Register baseline 1.2 features
-    coap_service_register_uri(this->coap_service_id, THREAD_URI_BBR_MCAST_LISTENER_REPORT, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_extension_bbr_mlr_cb);
-    this->pbbr_started = true;
-
     // Generate pbbr multicast address
     memset(this->pbbr_multicast_address, 0, 16);
     this->pbbr_multicast_address[0] = 0xff;
     this->pbbr_multicast_address[1] = 0x30 | 3; //Thread specification says p and t bits are 1 Scope is 3
     this->pbbr_multicast_address[2] = 0x00; //Reserved
     this->pbbr_multicast_address[3] = 0x40; //Prefix length 64 bits
     this->pbbr_multicast_address[15] = 2;
-    if (0 != thread_extension_network_prefix_get(this->interface_id, NULL, &this->pbbr_multicast_address[4], NULL)) {
-        //No domain prefix in settings DUA handling not used
-        tr_info("pBBR service started (Home network)");
-        return 0;
-    }
+
     tr_info("pBBR service started (Commercial network)");
-    // Start commercial mode features
+    // Register Primary BBR backbone multicast address
     multicast_add_address(this->pbbr_multicast_address, false);
 
-    // Register to backbone CoAP service
-    this->br_bb_service_id = coap_service_initialize(this->backbone_interface_id, this->pbbr_port, COAP_SERVICE_OPTIONS_SELECT_SOCKET_IF, NULL, NULL);
-    if(this->br_bb_service_id < 0) {
-        tr_error("pBBR Commercial service start failed");
-        thread_extension_bbr_pbbr_stop(this);
-        return -1;
-    }
-    // Register Primary BBR backbone multicast address
+    this->pbbr_started = true;
 
-    // Register commercial features
+    // Register Backbone commercial features
     coap_service_register_uri(this->br_bb_service_id, THREAD_URI_BBR_BB_QRY_NTF, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_pbbr_bb_qry_cb);
     coap_service_register_uri(this->br_bb_service_id, THREAD_URI_BBR_BB_ANS_NTF, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_pbbr_bb_ans_cb);
     coap_service_register_uri(this->br_bb_service_id, THREAD_URI_TRI_TX_NTF, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_pbbr_relay_from_tri_cb);
     coap_service_register_uri(this->br_bb_service_id, THREAD_URI_BBR_BMLR_NTF, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_extension_bbr_bmlr_cb);
 
     // Register Mesh address registration URI
+    coap_service_register_uri(this->coap_service_id, THREAD_URI_BBR_MCAST_LISTENER_REPORT, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_extension_bbr_mlr_cb);
     coap_service_register_uri(this->coap_service_id, THREAD_URI_BBR_DOMAIN_ADDRESS_REGISTRATION, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_extension_bbr_dua_cb);
     // Register Mesh side relay URI
     coap_service_register_uri(this->coap_service_id, THREAD_URI_BBR_TRI_RX_NTF, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_pbbr_relay_to_tri_cb);
@@ -942,7 +935,7 @@ static int thread_extension_bbr_pbbr_start(thread_pbbr_t *this)
     thread_extension_bootstrap_network_certificate_enable(cur, this->coap_nmkp_virtual_service_id);
     coap_service_register_uri(this->coap_nmkp_virtual_service_id, THREAD_URI_BBR_NMKP_REQ, COAP_SERVICE_ACCESS_POST_ALLOWED, thread_pbbr_nmkp_req_recv_cb);
     coap_service_virtual_socket_set_cb(this->coap_nmkp_virtual_service_id, thread_pbbr_nmkp_virtual_socket_send_cb);
-    // Set the partition weight to be 72
+
     return 0;
 }
 
@@ -986,6 +979,8 @@ int8_t thread_extension_bbr_init(int8_t interface_id, int8_t backbone_interface_
     }
     ns_list_add_to_start(&pbbr_instance_list, this);
 
+    // Set the partition weight to be 72
+    thread_management_partition_weighting_set(this->interface_id, 72);
     return 0;
 }
 
@@ -1066,12 +1061,6 @@ void thread_extension_bbr_seconds_timer(int8_t interface_id, uint32_t seconds)
 
         thread_extension_bbr_pbbr_start(this);
     } else {
-        if(this->br_bb_service_id < 0  &&
-           thread_extension_network_prefix_get(cur->id, NULL, NULL, NULL) == 0) {
-            // Settings changed to commercial
-           thread_extension_bbr_pbbr_stop(this);
-           thread_extension_bbr_pbbr_start(this);
-        }
         if (thread_extension_bbr_downgrade_to_secondary(cur)) {
             tr_info("pbbr downgraded");
             thread_extension_bbr_pbbr_stop(this);