Fixed promiscuous/sniffer mode

Promiscuous mode was dropping Wi-SUN packets

Author: juhaylinen

source/MAC/IEEE802_15_4/mac_mcps_sap.c

@@ -987,7 +987,11 @@ static void mac_data_interface_frame_handler(mac_pre_parsed_frame_t *buf)
         mcps_sap_pre_parsed_frame_buffer_free(buf);
         return;
     }
-    //Sniffer Should push here data to stack!!!!
+    /* push data to stack if sniffer mode is enabled */
+    if (rf_mac_setup->macProminousMode) {
+        mac_nap_tun_data_handler(buf, rf_mac_setup);
+        return;
+    }
     mac_api_t *mac = get_sw_mac_api(rf_mac_setup);
     if (!mac || (rf_mac_setup->mac_mlme_scan_resp && buf->fcf_dsn.frametype != MAC_FRAME_BEACON)) {
         mcps_sap_pre_parsed_frame_buffer_free(buf);

source/MAC/IEEE802_15_4/mac_pd_sap.c

@@ -760,26 +760,23 @@ int8_t mac_pd_sap_data_cb(void *identifier, arm_phy_sap_msg_t *message)
                 buffer->mac_payload_length -= (buffer->security_aux_header_length + mic_len);
             }
 
+            //Do not accept command frame with length 0
+            if (fcf_read.frametype == FC_CMD_FRAME && length == 0) {
+                goto ERROR_HANDLER;
+            }
 
-        }
-        //Do not accept commend frame with length 0
-        if (fcf_read.frametype == FC_CMD_FRAME && length == 0) {
-            goto ERROR_HANDLER;
-        }
-
-        //Parse IE Elements
-        if (!mac_header_information_elements_parse(buffer)) {
-            goto ERROR_HANDLER;
+            //Parse IE Elements
+            if (!mac_header_information_elements_parse(buffer)) {
+                goto ERROR_HANDLER;
+            }
         }
 
         if (!rf_ptr->macProminousMode && buffer->fcf_dsn.frametype == FC_ACK_FRAME) {
             if (mac_data_interface_tx_done_by_ack_cb(rf_ptr, buffer)) {
                 mcps_sap_pre_parsed_frame_buffer_free(buffer);
             }
             return 0;
-
         } else {
-
             if (mcps_sap_pd_ind(buffer) == 0) {
                 return 0;
             }