Cleanup driver and wpa_supplicant when tech power on is failed
[platform/core/connectivity/net-config.git] / src / network-state.c
index c2f5e92..27692cf 100755 (executable)
 #include "network-dpm.h"
 #include "network-monitor.h"
 #include "netsupplicant.h"
+#include "clatd-handler.h"
+#if defined TIZEN_DEBUG_ENABLE
+#include "network-dump.h"
+#endif
 
 #include "generated-code.h"
 /* Define TCP buffer sizes for various networks */
@@ -88,6 +92,10 @@ typedef struct {
 } net_profile_name_t;
 
 static Network *netconfigstate = NULL;
+#if defined TIZEN_DEBUG_ENABLE
+static Tcpdump *tcpdump_object = NULL;
+#endif
+static Battery *battery_object = NULL;
 
 struct netconfig_default_connection {
        char *profile;
@@ -131,43 +139,6 @@ static gboolean __netconfig_is_connected(GVariantIter *array)
        return is_connected;
 }
 
-static char *__netconfig_get_default_profile(void)
-{
-       GVariant *message = NULL;
-       GVariantIter *iter;
-       GVariantIter *next;
-       gchar *default_profile = NULL;
-       gchar *object_path;
-
-       message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
-                       CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
-                       "GetServices", NULL);
-       if (message == NULL) {
-               ERR("Failed to get profiles");
-               return NULL;
-       }
-
-       g_variant_get(message, "(a(oa{sv}))", &iter);
-       while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
-               if (object_path == NULL)
-                       continue;
-
-               if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
-                       continue;
-
-               if (__netconfig_is_connected(next) == TRUE) {
-                       default_profile = g_strdup(object_path);
-                       g_free(object_path);
-                       g_variant_iter_free(next);
-                       break;
-               }
-       }
-       g_variant_iter_free(iter);
-       g_variant_unref(message);
-
-       return default_profile;
-}
-
 static int __netconfig_telephony_get_modem_object_path(GSList **modem_path_list)
 {
        GVariant *result;
@@ -354,56 +325,137 @@ static gboolean __netconfig_telephony_get_metered_info(net_profile_name_t* pdp_n
        return ret;
 }
 
-static void __netconfig_get_default_connection_info(const char *profile)
+static int __netconfig_reset_ipv4_socket(const char *interface_name)
+{
+       int ret;
+       int fd;
+       struct ifreq ifr;
+       struct sockaddr_in sai;
+       const char *ipaddr = netconfig_get_default_ipaddress();
+       DBG("ipaddr-[%s]", ipaddr);
+
+       if (!ipaddr)
+               return -1;
+
+       fd = socket(AF_INET, SOCK_DGRAM, 0);
+       if (fd < 0)
+               return -1;
+
+       memset(&sai, 0, sizeof(struct sockaddr_in));
+       sai.sin_family = AF_INET;
+       sai.sin_port = 0;
+       if (!inet_aton(ipaddr, &sai.sin_addr)) {
+               DBG("fail to inet_aton()");
+               close(fd);
+               return -1;
+       }
+
+       memset(&ifr, 0, sizeof(struct ifreq));
+       memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
+       g_strlcpy((char *)ifr.ifr_name, interface_name, IFNAMSIZ);
+
+#ifndef SIOCKILLADDR
+#define SIOCKILLADDR    0x8939
+#endif
+
+       ret = ioctl(fd, SIOCKILLADDR, &ifr);
+       if (ret < 0) {
+               DBG("fail to ioctl[SIOCKILLADDR]");
+               close(fd);
+               return -1;
+       }
+
+       close(fd);
+       return 0;
+}
+
+static void __netconfig_clear_default_connection_info(void)
+{
+       static char *old_profile = NULL;
+
+       if (netconfig_default_connection_info.profile != NULL) {
+
+               if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
+                       __netconfig_reset_ipv4_socket(netconfig_default_connection_info.ifname);
+
+               g_free(old_profile);
+               old_profile = strdup(netconfig_default_connection_info.profile);
+
+               g_free(netconfig_default_connection_info.profile);
+               netconfig_default_connection_info.profile = NULL;
+
+               g_free(netconfig_default_connection_info.ifname);
+               netconfig_default_connection_info.ifname = NULL;
+
+               g_free(netconfig_default_connection_info.ipaddress);
+               netconfig_default_connection_info.ipaddress = NULL;
+
+               g_free(netconfig_default_connection_info.ipaddress6);
+               netconfig_default_connection_info.ipaddress6 = NULL;
+
+               g_free(netconfig_default_connection_info.proxy);
+               netconfig_default_connection_info.proxy = NULL;
+
+               g_free(netconfig_default_connection_info.mac_address);
+               netconfig_default_connection_info.mac_address = NULL;
+
+               netconfig_default_connection_info.freq = 0;
+               netconfig_default_connection_info.is_metered = FALSE;
+
+               g_free(netconfig_default_connection_info.essid);
+               netconfig_default_connection_info.essid = NULL;
+       }
+}
+
+static gboolean __netconfig_get_default_connection_info(void)
 {
        GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
-       GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
-       GVariant *next = NULL;
+       GVariantIter *iter = NULL, *iter1 = NULL;
+       GVariant *var = NULL;
        gchar *obj_path;
        gchar *key = NULL;
        gchar *key1 = NULL;
        gchar *key2 = NULL;
-       gboolean found_profile = 0;
 
        message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
                        CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
-                       "GetServices", NULL);
+                       "GetDefaultService", NULL);
        if (message == NULL) {
                ERR("Failed to get services informations");
-               goto done;
+               return FALSE;
        }
 
-       g_variant_get(message, "(a(oa{sv}))", &service);
-       if (service == NULL) {
-               ERR("Failed to get services iter");
-               goto done;
+       if (!g_variant_is_of_type(message, G_VARIANT_TYPE("(oa{sv})"))) {
+               DBG("There is no default service");
+               __netconfig_clear_default_connection_info();
+               g_variant_unref(message);
+               return TRUE;
        }
 
-       while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
-               if (g_strcmp0(obj_path, profile) == 0) {
-                       g_free(obj_path);
-                       found_profile = 1;
-                       break;
-               }
-       }
+       g_variant_get(message, "(oa{sv})", &obj_path, &iter);
 
-       if (iter == NULL || found_profile == 0) {
-               ERR("Profile %s doesn't exist", profile);
-               goto done;
+       if (g_strcmp0(obj_path, netconfig_default_connection_info.profile) == 0) {
+               g_variant_unref(message);
+               g_variant_iter_free(iter);
+               return FALSE;
        }
 
-       while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
+       __netconfig_clear_default_connection_info();
+
+       netconfig_default_connection_info.profile = g_strdup(obj_path);
+
+       while (g_variant_iter_loop(iter, "{sv}", &key, &var)) {
                const gchar *value = NULL;
                guint16 freq = 0;
                if (g_strcmp0(key, "Name") == 0 &&
-                               netconfig_is_wifi_profile(profile) == TRUE) {
-                       if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
-                               value = g_variant_get_string(next, NULL);
+                               netconfig_is_wifi_profile(obj_path) == TRUE) {
+                       if (g_variant_is_of_type(var, G_VARIANT_TYPE_STRING)) {
+                               value = g_variant_get_string(var, NULL);
 
                                netconfig_default_connection_info.essid = g_strdup(value);
                        }
                } else if (g_strcmp0(key, "Ethernet") == 0) {
-                       g_variant_get(next, "a{sv}", &iter1);
+                       g_variant_get(var, "a{sv}", &iter1);
                        if (iter1 == NULL)
                                continue;
                        while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
@@ -417,7 +469,7 @@ static void __netconfig_get_default_connection_info(const char *profile)
                        }
                        g_variant_iter_free(iter1);
                } else if (g_strcmp0(key, "IPv4") == 0) {
-                       g_variant_get(next, "a{sv}", &iter1);
+                       g_variant_get(var, "a{sv}", &iter1);
                        if (iter1 == NULL)
                                continue;
                        while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
@@ -428,7 +480,7 @@ static void __netconfig_get_default_connection_info(const char *profile)
                        }
                        g_variant_iter_free(iter1);
                } else if (g_strcmp0(key, "IPv6") == 0) {
-                       g_variant_get(next, "a{sv}", &iter1);
+                       g_variant_get(var, "a{sv}", &iter1);
                        if (iter1 == NULL)
                                continue;
                        while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
@@ -440,7 +492,7 @@ static void __netconfig_get_default_connection_info(const char *profile)
                        g_variant_iter_free(iter1);
 
                } else if (g_strcmp0(key, "Proxy") == 0) {
-                       g_variant_get(next, "a{sv}", &iter1);
+                       g_variant_get(var, "a{sv}", &iter1);
                        if (iter1 == NULL)
                                continue;
                        while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
@@ -478,23 +530,83 @@ static void __netconfig_get_default_connection_info(const char *profile)
                        }
                        g_variant_iter_free(iter1);
                } else if (g_strcmp0(key, "Frequency") == 0) {
-                       if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
-                               freq = g_variant_get_uint16(next);
+                       if (g_variant_is_of_type(var, G_VARIANT_TYPE_UINT16)) {
+                               freq = g_variant_get_uint16(var);
                                netconfig_default_connection_info.freq = freq;
                        }
                }
        }
 
-       if (netconfig_is_cellular_profile(profile) == TRUE) {
+       if (netconfig_is_cellular_profile(obj_path) == TRUE) {
                net_profile_name_t pdp_name;
                int ret;
 
-               ret = __netconfig_telephony_search_pdp_profile(profile, &pdp_name);
+               ret = __netconfig_telephony_search_pdp_profile(obj_path, &pdp_name);
                if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
                        if (__netconfig_telephony_get_metered_info(&pdp_name))
                                netconfig_default_connection_info.is_metered = TRUE;
        }
 
+       g_variant_unref(message);
+       g_variant_iter_free(iter);
+
+       return TRUE;
+}
+
+static char *__netconfig_get_preferred_ipv6_address(char *profile)
+{
+       GVariant *message = NULL, *variant = NULL, *next = NULL;
+       GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
+       gchar *obj_path;
+       gchar *key = NULL;
+       gchar *sub_key = NULL;
+       gchar *preferred_address6 = NULL;
+       gboolean found_profile = 0;
+
+       message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
+                                       CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
+                                       "GetServices", NULL);
+       if (message == NULL) {
+               ERR("Failed to get service informations");
+               goto done;
+       }
+
+       g_variant_get(message, "(a(oa{sv}))", &service);
+       if (service == NULL) {
+               ERR("Failed to get services iter");
+               goto done;
+       }
+
+       while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
+               if (g_strcmp0(obj_path, profile) == 0) {
+                       g_free(obj_path);
+                       found_profile = 1;
+                       break;
+               }
+       }
+
+       if (iter == NULL || found_profile == 0) {
+               ERR("Profile %s doesn't exist", profile);
+                       goto done;
+       }
+
+       while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
+               const gchar *value = NULL;
+               if (g_strcmp0(key, "IPv6") == 0) {
+                       g_variant_get(next, "a{sv}", &sub_iter);
+                       if (sub_iter == NULL)
+                               continue;
+                       while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
+                               if (g_strcmp0(sub_key, "Address") == 0) {
+                                       value = g_variant_get_string(variant, NULL);
+                                       if (!preferred_address6)
+                                               preferred_address6 = g_strdup(value);
+                               }
+                       }
+                       g_variant_iter_free(sub_iter);
+               }
+       }
+
 done:
        if (message)
                g_variant_unref(message);
@@ -505,7 +617,7 @@ done:
        if (service)
                g_variant_iter_free(service);
 
-       return;
+       return preferred_address6;
 }
 
 static void __netconfig_adjust_tcp_buffer_size(void)
@@ -644,17 +756,38 @@ static void __netconfig_update_default_connection_info(void)
        const char *ip_addr6 = netconfig_get_default_ipaddress6();
        const char *proxy_addr = netconfig_get_default_proxy();
        unsigned int freq = netconfig_get_default_frequency();
+       GVariantBuilder *builder;
+       GVariant *params;
 
        if (emulator_is_emulated() == TRUE) {
-               if (ip_addr != NULL)
-                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
-               else
-                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
+               builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 
-               if (ip_addr6 != NULL)
-                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
-               else
-                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
+               if (ip_addr != NULL) {
+                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "IPv4Address",
+                                                                 g_variant_new_string(ip_addr));
+               } else {
+                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "", TRUE);
+                       g_variant_builder_add(builder, "{sv}", "IPv4Address",
+                                                                 g_variant_new_string(""));
+               }
+
+               if (ip_addr6 != NULL) {
+                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "IPv6Address",
+                                                                 g_variant_new_string(ip_addr6));
+               } else {
+                       netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "", TRUE);
+                       g_variant_builder_add(builder, "{sv}", "IPv6Address",
+                                                                 g_variant_new_string(""));
+               }
+
+               params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
+               g_variant_builder_unref(builder);
+
+               netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
+                                                  NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
+                                                  params);
 
                return;
        }
@@ -662,30 +795,57 @@ static void __netconfig_update_default_connection_info(void)
        if (profile == NULL)
                DBG("Reset network state configuration");
        else
-               DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr, ip_addr6, proxy_addr);
+               DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
+                       ip_addr6, proxy_addr);
 
        netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 
        if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
-               netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
+               builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
+
+               netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF, TRUE);
+               g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_OFF));
+
+               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "", TRUE);
+               g_variant_builder_add(builder, "{sv}", "IPv4Address",
+                                                         g_variant_new_string(""));
+
+               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "", TRUE);
+               g_variant_builder_add(builder, "{sv}", "IPv6Address",
+                                                         g_variant_new_string(""));
+
+               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "", TRUE);
+               g_variant_builder_add(builder, "{sv}", "ProxyAddress",
+                                                         g_variant_new_string(""));
+
+               params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 
-               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
-               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
-               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
+               netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0, TRUE);
+               netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
+                                                  NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
+                                                  params);
+               netconfig_set_vconf_int("memory/private/wifi/frequency", 0, TRUE);
 
-               netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
-               netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
+               g_variant_builder_unref(builder);
 
                DBG("Successfully clear IP and PROXY up");
 
+               /* Try to disable CLATD if it was enabled */
+               DBG("Disable clatd");
+               netconfig_clatd_disable();
        } else if (profile != NULL) {
                char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
                char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
                char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 
+               builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
+
                if (netconfig_is_wifi_profile(profile) == TRUE) {
-                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_WIFI);
-                       netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
+                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_WIFI, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
+                       netconfig_set_vconf_int("memory/private/wifi/frequency", freq, TRUE);
 
                        netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
                                EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
@@ -702,52 +862,87 @@ static void __netconfig_update_default_connection_info(void)
                                return;
                        }
 
-                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_CELLULAR);
+                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_CELLULAR, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 
                        netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
                                EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
+                       /* Enable clatd if IPv6 is set and no IPv4 address */
+                       if (!ip_addr && ip_addr6) {
+                               DBG("Enable clatd");
+                               netconfig_clatd_enable();
+                       }
                } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
-                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_ETHERNET);
+                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_ETHERNET, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
                        netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
                                EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
                } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
-                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_BLUETOOTH);
+                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_BLUETOOTH, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
                        netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
                                EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
                } else{
-                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
+                       netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF, TRUE);
+                       g_variant_builder_add(builder, "{sv}", "NetworkStatus",
+                                                         g_variant_new_int32(VCONFKEY_NETWORK_OFF));
                        netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
                                EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
                }
 
                if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
-                       if (ip_addr != NULL)
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
-                       else if (old_ip != NULL && strlen(old_ip) > 0)
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
+                       if (ip_addr != NULL) {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr, TRUE);
+                               g_variant_builder_add(builder, "{sv}", "IPv4Address",
+                                                                 g_variant_new_string(ip_addr));
+                       } else if (old_ip != NULL && strlen(old_ip) > 0) {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "", TRUE);
+                               g_variant_builder_add(builder, "{sv}", "IPv4Address",
+                                                                 g_variant_new_string(""));
+                       }
                }
                if (old_ip)
                        free(old_ip);
 
                if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
-                       if (ip_addr6 != NULL)
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
-                       else if (old_ip6 != NULL && strlen(old_ip6) > 0)
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
+                       if (ip_addr6 != NULL) {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6, TRUE);
+                               g_variant_builder_add(builder, "{sv}", "IPv6Address",
+                                                                 g_variant_new_string(ip_addr6));
+                       } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "", TRUE);
+                               g_variant_builder_add(builder, "{sv}", "IPv6Address",
+                                                                 g_variant_new_string(""));
+                       }
                }
                if (old_ip6)
                        free(old_ip6);
 
                if (g_strcmp0(old_proxy, proxy_addr) != 0) {
-                       if (proxy_addr == NULL)
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
-                       else
-                               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
+                       if (proxy_addr == NULL) {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "", TRUE);
+                               g_variant_builder_add(builder, "{sv}", "ProxyAddress",
+                                                                 g_variant_new_string(""));
+                       } else {
+                               netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr, TRUE);
+                               g_variant_builder_add(builder, "{sv}", "ProxyAddress",
+                                                                 g_variant_new_string(proxy_addr));
+                       }
                }
                if (old_proxy)
                        free(old_proxy);
 
-               netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
+               params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
+
+               netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1, TRUE);
+               netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
+                                                  NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
+                                                  params);
+
+               g_variant_builder_unref(builder);
 
                DBG("Successfully update default network configuration");
        }
@@ -801,70 +996,6 @@ done:
        return ret;
 }
 
-static void __netconfig_update_if_service_connected(void)
-{
-       GVariant *message = NULL, *var;
-       GVariantIter *iter, *next;
-       gchar *path;
-       gchar *key;
-
-       message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
-                       CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
-                       "GetServices", NULL);
-
-       if (message == NULL) {
-               ERR("Failed to get services");
-               return;
-       }
-
-       g_variant_get(message, "(a(oa{sv}))", &iter);
-       while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
-               if (path == NULL)
-                       continue;
-
-               if (g_str_has_prefix(path,
-                                               CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
-                       if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
-                                                       "hidden") != NULL) {
-                               /* skip hidden profiles */
-                               continue;
-                       }
-                       /* Process this */
-               } else if (g_str_has_prefix(path,
-                                               CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
-                       /* Process this */
-               } else {
-                       continue;
-               }
-
-               while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
-                       if (g_strcmp0(key, "State") == 0) {
-                               const gchar *sdata = NULL;
-                               sdata = g_variant_get_string(var, NULL);
-                               DBG("%s [%s: %s]", path, key, sdata);
-
-                               if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
-
-                                       /* Found a connected WiFi / 3G service.
-                                        * Lets update the default profile info.
-                                        */
-                                       netconfig_update_default_profile((const gchar*)path);
-                                       g_free(key);
-                                       g_free(path);
-                                       g_variant_unref(var);
-                                       g_variant_iter_free(next);
-                                       goto done;
-                               }
-                       }
-               }
-       }
-done:
-       g_variant_iter_free(iter);
-       g_variant_unref(message);
-
-       return;
-}
-
 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
 {
        GVariantBuilder *builder;
@@ -887,6 +1018,32 @@ static void __netconfig_network_notify_result(const char *sig_name, const char *
        return;
 }
 
+static char *__netconfig_get_mac_address(const char *profile)
+{
+       char mac_str[MAC_ADDRESS_MAX_LEN] = { 0, };
+       const char *orgin = NULL;
+       int org_index, dst_index;
+       int i;
+
+       org_index = strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX);
+       dst_index = 0;
+
+       for (i = 0; i < 6; i++) {
+               orgin = &profile[org_index];
+
+               memcpy(&mac_str[dst_index], orgin, 2);
+               if (i < 5)
+                       mac_str[dst_index + 2] = ':';
+               else
+                       mac_str[dst_index + 2] = '\0';
+
+               org_index += 2;
+               dst_index += 3;
+       }
+
+       return g_strdup(mac_str);
+}
+
 const char *netconfig_get_default_profile(void)
 {
        return netconfig_default_connection_info.profile;
@@ -902,6 +1059,7 @@ const char *netconfig_get_default_ipaddress(void)
        return netconfig_default_connection_info.ipaddress;
 }
 
+
 const char *netconfig_get_default_ipaddress6(void)
 {
        return netconfig_default_connection_info.ipaddress6;
@@ -941,188 +1099,44 @@ gboolean netconfig_get_default_is_metered(void)
        return netconfig_default_connection_info.is_metered;
 }
 
-static int __netconfig_reset_ipv4_socket(void)
+void netconfig_set_default_ipaddress(const char *ipaddr)
 {
-       int ret;
-       int fd;
-       struct ifreq ifr;
-       struct sockaddr_in sai;
-       const char *ipaddr = netconfig_get_default_ipaddress();
-       DBG("ipaddr-[%s]", ipaddr);
-
-       if (!ipaddr)
-               return -1;
-
-       fd = socket(AF_INET, SOCK_DGRAM, 0);
-       if (fd < 0)
-               return -1;
-
-       memset(&sai, 0, sizeof(struct sockaddr_in));
-       sai.sin_family = AF_INET;
-       sai.sin_port = 0;
-       if (!inet_aton(ipaddr, &sai.sin_addr)) {
-               DBG("fail to inet_aton()");
-               close(fd);
-               return -1;
-       }
-
-       memset(&ifr, 0, sizeof(struct ifreq));
-       memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
-       g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
-
-#ifndef SIOCKILLADDR
-#define SIOCKILLADDR    0x8939
-#endif
-
-       ret = ioctl(fd, SIOCKILLADDR, &ifr);
-       if (ret < 0) {
-               DBG("fail to ioctl[SIOCKILLADDR]");
-               close(fd);
-               return -1;
-       }
-
-       close(fd);
-       return 0;
+       netconfig_default_connection_info.ipaddress = g_strdup(ipaddr);
 }
 
-void netconfig_update_default_profile(const char *profile)
+void netconfig_set_default_ipaddress6(const char *ipaddr)
 {
-       static char *old_profile = NULL;
-
-       /* It's automatically updated by signal-handler
-        * DO NOT update manually
-        *
-        * It is going to update default connection information
-        */
-
-       if (netconfig_default_connection_info.profile != NULL) {
-
-               if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
-                       __netconfig_reset_ipv4_socket();
-
-               g_free(old_profile);
-               old_profile = strdup(netconfig_default_connection_info.profile);
-
-               g_free(netconfig_default_connection_info.profile);
-               netconfig_default_connection_info.profile = NULL;
-
-               g_free(netconfig_default_connection_info.ifname);
-               netconfig_default_connection_info.ifname = NULL;
-
-               g_free(netconfig_default_connection_info.ipaddress);
-               netconfig_default_connection_info.ipaddress = NULL;
-
-               g_free(netconfig_default_connection_info.ipaddress6);
-               netconfig_default_connection_info.ipaddress6 = NULL;
-
-               g_free(netconfig_default_connection_info.proxy);
-               netconfig_default_connection_info.proxy = NULL;
-
-               g_free(netconfig_default_connection_info.mac_address);
-               netconfig_default_connection_info.mac_address = NULL;
-
-               netconfig_default_connection_info.freq = 0;
-               netconfig_default_connection_info.is_metered = FALSE;
-
-               if (wifi_state_get_service_state() != NETCONFIG_WIFI_CONNECTED) {
-                       g_free(netconfig_default_connection_info.essid);
-                       netconfig_default_connection_info.essid = NULL;
-               }
-       }
-
-       /* default profile is NULL and new connected profile is NULL */
-       if (!profile) {
-               char *tmp_profile = __netconfig_get_default_profile();
-
-               if (tmp_profile && netconfig_is_cellular_profile(tmp_profile) &&
-                       !netconfig_is_cellular_internet_profile(tmp_profile)) {
-                       DBG("not a default cellular profile");
-                       g_free(tmp_profile);
-                       tmp_profile = NULL;
-               }
+       netconfig_default_connection_info.ipaddress6 = g_strdup(ipaddr);
+}
 
-               if (!tmp_profile) {
-                       __netconfig_update_default_connection_info();
-                       return;
-               }
+void netconfig_set_default_proxy(const char *proxy)
+{
+       netconfig_default_connection_info.proxy = g_strdup(proxy);
+}
 
-               netconfig_default_connection_info.profile = g_strdup(tmp_profile);
-               __netconfig_get_default_connection_info(tmp_profile);
+void netconfig_update_default_profile(void)
+{
+       if (__netconfig_get_default_connection_info())
                __netconfig_update_default_connection_info();
-               g_free(tmp_profile);
-               return;
-       }
-
-       netconfig_default_connection_info.profile = g_strdup(profile);
-       __netconfig_get_default_connection_info(profile);
-       __netconfig_update_default_connection_info();
 }
 
 void netconfig_update_default(void)
 {
        if (__netconfig_is_tech_state_connected() == TRUE)
-               __netconfig_update_if_service_connected();
+               netconfig_update_default_profile();
        else
                __netconfig_adjust_tcp_buffer_size();
 }
 
-char *netconfig_get_ifname(const char *profile)
+const char *netconfig_get_ifname(const char *profile)
 {
-       GVariant *message = NULL, *variant;
-       GVariantIter *iter, *next, *service;
-       gchar *obj_path;
-       gchar *key;
-       gchar *key1;
-       const gchar *value = NULL;
-       gchar *ifname = NULL;
-       gboolean found_profile = 0;
+       const char *ifname = NULL;
+       char *mac_addr = NULL;
 
-       if (profile == NULL)
-               return NULL;
-
-       message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
-                       CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
-                       "GetServices", NULL);
-       if (message == NULL) {
-               ERR("Failed to get services informations");
-               return NULL;
-       }
-
-       g_variant_get(message, "(a(oa{sv}))", &service);
-       while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
-               if (g_strcmp0(obj_path, profile) == 0) {
-                       g_free(obj_path);
-                       found_profile = 1;
-                       break;
-               }
-       }
-
-       if (found_profile == 0) {
-               ERR("Profile %s doesn't exist", profile);
-               g_variant_iter_free(service);
-               g_variant_unref(message);
-               return NULL;
-       }
-
-       while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
-               if (g_strcmp0(key, "Ethernet") == 0) {
-                       while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
-                               if (g_strcmp0(key1, "Interface") == 0) {
-                                       value = g_variant_get_string(variant, NULL);
-                                       ifname = g_strdup(value);
-                                       g_free(key1);
-                                       g_variant_unref(variant);
-                                       break;
-                               }
-                       }
-               }
-       }
-
-       g_variant_unref(message);
-
-       g_variant_iter_free(service);
-       g_variant_iter_free(iter);
+       mac_addr = __netconfig_get_mac_address(profile);
+       ifname = wifi_state_get_interface_name(mac_addr);
 
+       g_free(mac_addr);
        return ifname;
 }
 
@@ -1140,7 +1154,10 @@ static gboolean handle_add_route(
                gchar *interface,  gchar *gateway, gint address_family)
 {
        const gchar *path = ROUTE_EXEC_PATH;
-       gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr,
+       gchar gw_str[64] = {0,};
+       if (gateway != NULL && strlen(gateway) > 1)
+               g_snprintf(gw_str, 64, "gw %s", gateway);
+       gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
                "netmask", netmask, "dev", interface, NULL };
        gchar *const envs[] = { NULL };
        const gchar* buf = NULL;
@@ -1155,13 +1172,13 @@ static gboolean handle_add_route(
                if (ip_addr == NULL || netmask == NULL || interface == NULL) {
                        ERR("Invalid parameter");
                        netconfig_error_invalid_parameter(context);
-                       return FALSE;
+                       return TRUE;
                }
 
                if (netconfig_execute_file(path, args, envs) < 0) {
                        DBG("Failed to add a new route");
                        netconfig_error_permission_denied(context);
-                       return FALSE;
+                       return TRUE;
                }
 
                break;
@@ -1169,7 +1186,7 @@ static gboolean handle_add_route(
                if (ip_addr == NULL || interface == NULL || gateway == NULL) {
                        ERR("Invalid parameter");
                        netconfig_error_invalid_parameter(context);
-                       return FALSE;
+                       return TRUE;
                }
 
                buf = ip_addr;
@@ -1185,13 +1202,13 @@ static gboolean handle_add_route(
                if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
                        DBG("Failed to add a new route");
                        netconfig_error_permission_denied(context);
-                       return FALSE;
+                       return TRUE;
                }
                break;
        default:
                DBG("Unknown Address Family");
                netconfig_error_invalid_parameter(context);
-               return FALSE;
+               return TRUE;
        }
 
        DBG("Successfully added a new route");
@@ -1207,7 +1224,10 @@ static gboolean handle_remove_route(
                gchar *interface, gchar *gateway, gint address_family)
 {
        const char *path = ROUTE_EXEC_PATH;
-       gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr,
+       gchar gw_str[64] = {0,};
+       if (gateway != NULL && strlen(gateway) > 1)
+               g_snprintf(gw_str, 64, "gw %s", gateway);
+       gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
                "netmask", netmask, "dev", interface, NULL };
        char *const envs[] = { NULL };
        const char* buf = NULL;
@@ -1222,19 +1242,19 @@ static gboolean handle_remove_route(
                if (ip_addr == NULL || netmask == NULL || interface == NULL) {
                        DBG("Invalid parameter!");
                        netconfig_error_invalid_parameter(context);
-                       return FALSE;
+                       return TRUE;
                }
                if (netconfig_execute_file(path, args, envs) < 0) {
                        DBG("Failed to remove the route");
                        netconfig_error_permission_denied(context);
-                       return FALSE;
+                       return TRUE;
                }
                break;
        case AF_INET6:
                if (ip_addr == NULL || interface == NULL || gateway == NULL) {
                        DBG("Invalid parameter!");
                        netconfig_error_invalid_parameter(context);
-                       return FALSE;
+                       return TRUE;
                }
 
                buf = ip_addr;
@@ -1250,13 +1270,13 @@ static gboolean handle_remove_route(
                if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
                        DBG("Failed to remove the route");
                        netconfig_error_permission_denied(context);
-                       return FALSE;
+                       return TRUE;
                }
                break;
        default:
                DBG("Unknown Address Family");
                netconfig_error_invalid_parameter(context);
-               return FALSE;
+               return TRUE;
        }
 
        DBG("Successfully removed the route");
@@ -1296,7 +1316,7 @@ gboolean handle_ethernet_cable_state(Network *object,
        if (ret != 0) {
                DBG("Failed to get ethernet cable state");
                netconfig_error_fail_ethernet_cable_state(context);
-               return FALSE;
+               return TRUE;
        }
 
        DBG("Successfully get ethernet cable state[%d]", state);
@@ -1313,7 +1333,67 @@ gboolean handle_get_metered_info(Network *object,
 
        DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
        network_complete_get_metered_info(object, context, state);
+       return TRUE;
+}
+
+gboolean handle_preferred_ipv6_address(Network *object,
+       GDBusMethodInvocation *context, gchar *profile)
+{
+       char *address = NULL;
 
+       address = __netconfig_get_preferred_ipv6_address(profile);
+       if (address == NULL) {
+               DBG("Failed to get preferred IPv6 address");
+               netconfig_error_fail_preferred_ipv6_address(context);
+               return TRUE;
+       }
+
+       DBG("Successfully get preferred IPv6 address[%s]", address);
+       network_complete_preferred_ipv6_address(object, context, address);
+       return TRUE;
+}
+
+gboolean handle_get_battery_dn_list(Battery *object,
+       GDBusMethodInvocation *context)
+{
+       GVariantBuilder *builder = NULL;
+       GVariant *ret_params = NULL;
+       gchar *params_str = NULL;
+
+       builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
+
+       netconfig_battery_get_dn_list(builder);
+
+       ret_params = g_variant_builder_end(builder);
+       if (ret_params) {
+               params_str = g_variant_print(ret_params, TRUE);
+               DBG("DN list [%s]", params_str);
+       }
+
+       battery_complete_get_battery_dn_list(object, context, ret_params);
+       g_variant_builder_unref(builder);
+       return TRUE;
+}
+
+gboolean handle_get_battery_wifi_list(Battery *object,
+       GDBusMethodInvocation *context)
+{
+       GVariantBuilder *builder = NULL;
+       GVariant *ret_params = NULL;
+       gchar *params_str = NULL;
+
+       builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
+
+       netconfig_battery_get_wifi_list(builder);
+
+       ret_params = g_variant_builder_end(builder);
+       if (ret_params) {
+               params_str = g_variant_print(ret_params, TRUE);
+               DBG("Wi-Fi list [%s]", params_str);
+       }
+
+       battery_complete_get_battery_wifi_list(object, context, ret_params);
+       g_variant_builder_unref(builder);
        return TRUE;
 }
 
@@ -1321,6 +1401,10 @@ void state_object_create_and_init(void)
 {
        DBG("Creating network state object");
        GDBusInterfaceSkeleton *interface_network = NULL;
+#if defined TIZEN_DEBUG_ENABLE
+       GDBusInterfaceSkeleton *interface_tcpdump = NULL;
+#endif
+       GDBusInterfaceSkeleton *interface_battery = NULL;
        GDBusConnection *connection = NULL;
        GDBusObjectManagerServer *server = netdbus_get_state_manager();
        if (server == NULL)
@@ -1343,6 +1427,8 @@ void state_object_create_and_init(void)
                                G_CALLBACK(handle_check_internet_privilege), NULL);
        g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
                                G_CALLBACK(handle_ethernet_cable_state), NULL);
+       g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
+                               G_CALLBACK(handle_preferred_ipv6_address), NULL);
        g_signal_connect(netconfigstate, "handle-remove-route",
                                G_CALLBACK(handle_remove_route), NULL);
        g_signal_connect(netconfigstate, "handle-launch-mdns",
@@ -1362,9 +1448,158 @@ void state_object_create_and_init(void)
                        NETCONFIG_NETWORK_STATE_PATH, NULL)) {
                ERR("Export with path failed");
        }
+
+#if defined TIZEN_DEBUG_ENABLE
+       /*Interface netconfig.tcpdump*/
+       tcpdump_object = tcpdump_skeleton_new();
+
+       interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
+       g_signal_connect(tcpdump_object, "handle-start-tcpdump",
+                               G_CALLBACK(handle_start_tcpdump), NULL);
+       g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
+                               G_CALLBACK(handle_stop_tcpdump), NULL);
+       g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
+                               G_CALLBACK(handle_get_tcpdump_state), NULL);
+
+       if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
+                       NETCONFIG_NETWORK_STATE_PATH, NULL)) {
+               ERR("Export with path failed");
+       }
+#endif
+
+       battery_object = battery_skeleton_new();
+
+       interface_battery = G_DBUS_INTERFACE_SKELETON(battery_object);
+       g_signal_connect(battery_object, "handle-get-battery-dn-list",
+                               G_CALLBACK(handle_get_battery_dn_list), NULL);
+       g_signal_connect(battery_object, "handle-get-battery-wifi-list",
+                               G_CALLBACK(handle_get_battery_wifi_list), NULL);
+
+       if (!g_dbus_interface_skeleton_export(interface_battery, connection,
+                       NETCONFIG_NETWORK_STATE_PATH, NULL)) {
+               ERR("Export with path failed");
+       }
 }
 
 void state_object_deinit(void)
 {
        g_object_unref(netconfigstate);
+#if defined TIZEN_DEBUG_ENABLE
+       g_object_unref(tcpdump_object);
+#endif
+}
+
+static gboolean __netconfig_check_ipv6_address(const char *address)
+{
+       unsigned char buf[sizeof(struct in6_addr)];
+       int err;
+
+       if (!address)
+               return FALSE;
+
+       err = inet_pton(AF_INET6, address, buf);
+       if (err > 0)
+               return TRUE;
+
+       return FALSE;
+}
+
+char *netconfig_get_connected_cellular_internet_ipv6only_profile(struct clatd_ctrl_hint *hint)
+{
+       GVariant *message = NULL;
+       GVariantIter *iter = NULL;
+       GVariantIter *next = NULL;
+       gchar *cellular_internet_profile = NULL;
+       gchar *object_path = NULL;
+
+       message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
+                       CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
+                       "GetServices", NULL);
+       if (message == NULL) {
+               ERR("Failed to get profiles");
+               return NULL;
+       }
+
+       g_variant_get(message, "(a(oa{sv}))", &iter);
+       while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
+               if (object_path == NULL)
+                       continue;
+
+               if (netconfig_is_cellular_profile(object_path) == FALSE)
+                       continue;
+
+               if (netconfig_is_cellular_internet_profile(object_path) == FALSE)
+                       continue;
+
+               if (__netconfig_is_connected(next) == TRUE) {
+                       DBG("found connected profiles");
+                       gchar *key = NULL;
+                       gboolean has_v4 = FALSE, has_v6 = FALSE;
+
+                       GVariant *variant = NULL;
+                       while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
+                               if (g_strcmp0(key, "IPv4") == 0) {
+                                       GVariantIter *ipv4_iter = NULL;
+                                       GVariant *ipv4_variant = NULL;
+                                       gchar *ipv4_key = NULL;
+                                       const gchar *ipv4_value = NULL;
+                                       g_variant_get(variant, "a{sv}", &ipv4_iter);
+                                       while (g_variant_iter_loop(ipv4_iter, "{sv}",
+                                               &ipv4_key, &ipv4_variant)) {
+                                               if (g_strcmp0(ipv4_key, "Address") == 0) {
+                                                       ipv4_value = g_variant_get_string(ipv4_variant, NULL);
+                                                       DBG("ipv4: %s", ipv4_value);
+                                                       has_v4 = TRUE;
+                                               }
+                                       }
+                                       g_variant_iter_free (ipv4_iter);
+                               } else if (g_strcmp0(key, "IPv6") == 0) {
+                                       GVariantIter *ipv6_iter = NULL;
+                                       GVariant *ipv6_variant = NULL;
+                                       gchar *ipv6_key = NULL;
+                                       const gchar *ipv6_value = NULL;
+                                       g_variant_get(variant, "a{sv}", &ipv6_iter);
+                                       while (g_variant_iter_loop(ipv6_iter, "{sv}",
+                                               &ipv6_key, &ipv6_variant)) {
+                                               if (g_strcmp0(ipv6_key, "Address") == 0) {
+                                                       ipv6_value = g_variant_get_string(ipv6_variant, NULL);
+                                                       DBG("ipv6: %s", ipv6_value);
+                                                       has_v6 = TRUE;
+                                               }
+                                       }
+                                       g_variant_iter_free (ipv6_iter);
+                               } else if (hint && g_strcmp0(key, "Nameservers") == 0) {
+                                       int idx = 0;
+                                       GVariantIter *ns_iter = NULL;
+                                       gchar *nameserver = NULL;
+                                       g_variant_get(variant, "as", &ns_iter);
+                                       while(g_variant_iter_loop(ns_iter, "s", &nameserver)) {
+                                               INFO("nameserver[%d]: %s", idx, nameserver);
+                                               if (idx >= MAX_DNS) {
+                                                       INFO("index exceeded %d -- skip", idx);
+                                                       continue;
+                                               }
+                                               if (__netconfig_check_ipv6_address(nameserver) == TRUE) {
+                                                       hint->nameserver[idx] = g_strdup(nameserver);
+                                                       idx++;
+                                               } else {
+                                                       INFO("malformed address %s -- skip", nameserver);
+                                               }
+                                       }
+                               }
+                       }
+
+                       if (!has_v4 && has_v6) {
+                               DBG("found 'ipv6-only/connected/internet cellular profile'");
+                               cellular_internet_profile = g_strdup(object_path);
+                               g_free(object_path);
+                               g_variant_iter_free(next);
+                               break;
+                       }
+               }
+       }
+       g_variant_iter_free(iter);
+       g_variant_unref(message);
+
+       return cellular_internet_profile;
 }