+ foundNewInterface = CANewInterfaceItem(ifIndex, name, AF_INET, ipv4addr, flags);
+ }
+
+ OICFree(previous);
+ return foundNewInterface;
+}
+
+CAResult_t CAIPStartNetworkMonitor()
+{
+ OIC_LOG(DEBUG, TAG, "IN");
+
+ // Initialize Wifi service
+ wifi_error_e ret = wifi_initialize();
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_initialize failed");
+ return CA_STATUS_FAILED;
+ }
+
+ // Set callback for receiving state changes
+ ret = wifi_set_device_state_changed_cb(CAWIFIDeviceStateChangedCb, NULL);
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_set_device_state_changed_cb failed");
+ return CA_STATUS_FAILED;
+ }
+
+ // Set callback for receiving connection state changes
+ ret = wifi_set_connection_state_changed_cb(CAWIFIConnectionStateChangedCb, NULL);
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_set_connection_state_changed_cb failed");
+ return CA_STATUS_FAILED;
+ }
+
+ OIC_LOG(DEBUG, TAG, "OUT");
+ return CA_STATUS_OK;
+}
+
+CAResult_t CAIPStopNetworkMonitor()
+{
+ OIC_LOG(DEBUG, TAG, "IN");
+
+ // Reset callback for receiving state changes
+ wifi_error_e ret = wifi_unset_device_state_changed_cb();
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_unset_device_state_changed_cb failed");
+ }
+
+ // Reset callback for receiving connection state changes
+ ret = wifi_unset_connection_state_changed_cb();
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_unset_connection_state_changed_cb failed");
+ }
+
+ // Deinitialize Wifi service
+ ret = wifi_deinitialize();
+ if (WIFI_ERROR_NONE != ret)
+ {
+ OIC_LOG(ERROR, TAG, "wifi_deinitialize failed");
+ }
+
+ OIC_LOG(DEBUG, TAG, "OUT");
+ return CA_STATUS_OK;
+}
+
+u_arraylist_t *CAIPGetInterfaceInformation(int desiredIndex)
+{
+ u_arraylist_t *iflist = u_arraylist_create();
+ if (!iflist)
+ {
+ OIC_LOG_V(ERROR, TAG, "Failed to create iflist: %s", strerror(errno));
+ return NULL;
+ }
+
+ char buf[MAX_INTERFACE_INFO_LENGTH] = { 0 };
+ struct ifconf ifc = { .ifc_len = MAX_INTERFACE_INFO_LENGTH, .ifc_buf = buf };
+
+ int s = caglobals.ip.u6.fd != -1 ? caglobals.ip.u6.fd : caglobals.ip.u4.fd;
+ if (ioctl(s, SIOCGIFCONF, &ifc) < 0)
+ {
+ OIC_LOG_V(ERROR, TAG, "SIOCGIFCONF failed: %s", strerror(errno));
+ u_arraylist_destroy(iflist);
+ return NULL;
+ }
+
+ struct ifreq* ifr = ifc.ifc_req;
+ size_t interfaces = ifc.ifc_len / sizeof (ifc.ifc_req[0]);
+ size_t ifreqsize = ifc.ifc_len;
+
+ if (ifreqsize > caglobals.ip.nm.sizeIfItems)
+ {
+ CAIfItem_t *items = (CAIfItem_t *)OICRealloc(caglobals.ip.nm.ifItems, ifreqsize);
+ if (!items)