wifi: Add support for autoscan request
[framework/connectivity/connman.git] / src / network.c
index 58cb5a8..bf01767 100644 (file)
@@ -2,7 +2,7 @@
  *
  *  Connection Manager
  *
- *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
+ *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
 
 #include "connman.h"
 
-static unsigned int hidden_counter = 0;
+/*
+ * How many times to send RS with the purpose of
+ * refreshing RDNSS entries before they actually expire.
+ * With a value of 1, one RS will be sent, with no retries.
+ */
+#define RS_REFRESH_COUNT       1
+
+/*
+ * Value in seconds to wait for RA after RS was sent.
+ * After this time elapsed, we can send another RS.
+ */
+#define RS_REFRESH_TIMEOUT     3
+
+static GSList *network_list = NULL;
+static GSList *driver_list = NULL;
 
 struct connman_network {
-       struct connman_element element;
+       int refcount;
        enum connman_network_type type;
        connman_bool_t available;
        connman_bool_t connected;
        connman_bool_t roaming;
-       connman_bool_t hidden;
        connman_uint8_t strength;
        connman_uint16_t frequency;
        char *identifier;
        char *name;
        char *node;
        char *group;
+       char *path;
+       int index;
+       int router_solicit_count;
+       int router_solicit_refresh_count;
 
        struct connman_network_driver *driver;
        void *driver_data;
@@ -59,8 +76,10 @@ struct connman_network {
                unsigned short channel;
                char *security;
                char *passphrase;
+               char *agent_passphrase;
                char *eap;
                char *identity;
+               char *agent_identity;
                char *ca_cert_path;
                char *client_cert_path;
                char *private_key_path;
@@ -70,6 +89,11 @@ struct connman_network {
                connman_bool_t use_wps;
                char *pin_wps;
        } wifi;
+
+       struct {
+               char *nsp_name;
+               int nsp_name_len;
+       } wimax;
 };
 
 static const char *type2string(enum connman_network_type type)
@@ -94,15 +118,152 @@ static const char *type2string(enum connman_network_type type)
        return NULL;
 }
 
-connman_bool_t __connman_network_has_driver(struct connman_network *network)
+static gboolean match_driver(struct connman_network *network,
+                                       struct connman_network_driver *driver)
 {
-       if (network == NULL || network->driver == NULL)
-               return FALSE;
+       if (network->type == driver->type ||
+                       driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
+               return TRUE;
 
-       return TRUE;
+       return FALSE;
 }
 
-static GSList *driver_list = NULL;
+static int network_probe(struct connman_network *network)
+{
+       GSList *list;
+       struct connman_network_driver *driver = NULL;
+
+       DBG("network %p name %s", network, network->name);
+
+       if (network->driver != NULL)
+               return -EALREADY;
+
+       for (list = driver_list; list; list = list->next) {
+               driver = list->data;
+
+               if (match_driver(network, driver) == FALSE)
+                       continue;
+
+               DBG("driver %p name %s", driver, driver->name);
+
+               if (driver->probe(network) == 0)
+                       break;
+
+               driver = NULL;
+       }
+
+       if (driver == NULL)
+               return -ENODEV;
+
+       if (network->group == NULL)
+               return -EINVAL;
+
+       switch (network->type) {
+       case CONNMAN_NETWORK_TYPE_UNKNOWN:
+       case CONNMAN_NETWORK_TYPE_VENDOR:
+               return 0;
+       case CONNMAN_NETWORK_TYPE_ETHERNET:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
+       case CONNMAN_NETWORK_TYPE_CELLULAR:
+       case CONNMAN_NETWORK_TYPE_WIFI:
+       case CONNMAN_NETWORK_TYPE_WIMAX:
+               network->driver = driver;
+               if (__connman_service_create_from_network(network) == NULL) {
+                       network->driver = NULL;
+                       return -EINVAL;
+               }
+       }
+
+       return 0;
+}
+
+static void network_remove(struct connman_network *network)
+{
+       DBG("network %p name %s", network, network->name);
+
+       if (network->driver == NULL)
+               return;
+
+       connman_network_set_connected(network, FALSE);
+
+       switch (network->type) {
+       case CONNMAN_NETWORK_TYPE_UNKNOWN:
+       case CONNMAN_NETWORK_TYPE_VENDOR:
+               break;
+       case CONNMAN_NETWORK_TYPE_ETHERNET:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
+       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
+       case CONNMAN_NETWORK_TYPE_CELLULAR:
+       case CONNMAN_NETWORK_TYPE_WIFI:
+       case CONNMAN_NETWORK_TYPE_WIMAX:
+               if (network->group != NULL) {
+                       __connman_service_remove_from_network(network);
+
+                       g_free(network->group);
+                       network->group = NULL;
+               }
+               break;
+       }
+
+       if (network->driver->remove)
+               network->driver->remove(network);
+
+       network->driver = NULL;
+}
+
+static void network_change(struct connman_network *network)
+{
+       DBG("network %p name %s", network, network->name);
+
+       if (network->connected == FALSE)
+               return;
+
+       connman_device_set_disconnected(network->device, TRUE);
+
+       if (network->driver && network->driver->disconnect) {
+               network->driver->disconnect(network);
+               return;
+       }
+
+       network->connected = FALSE;
+}
+
+static void probe_driver(struct connman_network_driver *driver)
+{
+       GSList *list;
+
+       DBG("driver %p name %s", driver, driver->name);
+
+       for (list = network_list; list != NULL; list = list->next) {
+               struct connman_network *network = list->data;
+
+               if (network->driver != NULL)
+                       continue;
+
+               if (driver->type != network->type)
+                       continue;
+
+               if (driver->probe(network) < 0)
+                       continue;
+
+               network->driver = driver;
+       }
+}
+
+static void remove_driver(struct connman_network_driver *driver)
+{
+       GSList *list;
+
+       DBG("driver %p name %s", driver, driver->name);
+
+       for (list = network_list; list != NULL; list = list->next) {
+               struct connman_network *network = list->data;
+
+               if (network->driver == driver)
+                       network_remove(network);
+       }
+}
 
 static gint compare_priority(gconstpointer a, gconstpointer b)
 {
@@ -137,6 +298,8 @@ int connman_network_driver_register(struct connman_network_driver *driver)
        driver_list = g_slist_insert_sorted(driver_list, driver,
                                                        compare_priority);
 
+       probe_driver(driver);
+
        return 0;
 }
 
@@ -151,20 +314,22 @@ void connman_network_driver_unregister(struct connman_network_driver *driver)
        DBG("driver %p name %s", driver, driver->name);
 
        driver_list = g_slist_remove(driver_list, driver);
+
+       remove_driver(driver);
 }
 
-static void network_destruct(struct connman_element *element)
+static void network_destruct(struct connman_network *network)
 {
-       struct connman_network *network = element->network;
-
-       DBG("element %p name %s", element, element->name);
+       DBG("network %p name %s", network, network->name);
 
        g_free(network->wifi.ssid);
        g_free(network->wifi.mode);
        g_free(network->wifi.security);
        g_free(network->wifi.passphrase);
+       g_free(network->wifi.agent_passphrase);
        g_free(network->wifi.eap);
        g_free(network->wifi.identity);
+       g_free(network->wifi.agent_identity);
        g_free(network->wifi.ca_cert_path);
        g_free(network->wifi.client_cert_path);
        g_free(network->wifi.private_key_path);
@@ -172,12 +337,15 @@ static void network_destruct(struct connman_element *element)
        g_free(network->wifi.phase2_auth);
        g_free(network->wifi.pin_wps);
 
+       g_free(network->path);
        g_free(network->group);
        g_free(network->node);
        g_free(network->name);
        g_free(network->identifier);
 
        network->device = NULL;
+
+       g_free(network);
 }
 
 /**
@@ -192,9 +360,7 @@ struct connman_network *connman_network_create(const char *identifier,
                                                enum connman_network_type type)
 {
        struct connman_network *network;
-       connman_uint8_t strength = 0;
-       const char *str;
-       char *temp;
+       char *ident;
 
        DBG("identifier %s type %d", identifier, type);
 
@@ -204,33 +370,19 @@ struct connman_network *connman_network_create(const char *identifier,
 
        DBG("network %p", network);
 
-       __connman_element_initialize(&network->element);
+       network->refcount = 1;
 
-       if (identifier == NULL) {
-               temp = g_strdup_printf("hidden_%d", hidden_counter++);
-               network->hidden = TRUE;
-       } else
-               temp = g_strdup(identifier);
+       ident = g_strdup(identifier);
 
-       if (temp == NULL) {
+       if (ident == NULL) {
                g_free(network);
                return NULL;
        }
 
-       network->element.name = temp;
-       network->element.type = CONNMAN_ELEMENT_TYPE_NETWORK;
-
-       network->element.network = network;
-       network->element.destruct = network_destruct;
-
-       str = type2string(type);
-       if (str != NULL)
-               connman_element_set_string(&network->element, "Type", str);
-
-       connman_element_set_uint8(&network->element, "Strength", strength);
-
        network->type       = type;
-       network->identifier = g_strdup(temp);
+       network->identifier = ident;
+
+       network_list = g_slist_append(network_list, network);
 
        return network;
 }
@@ -241,10 +393,14 @@ struct connman_network *connman_network_create(const char *identifier,
  *
  * Increase reference counter of  network
  */
-struct connman_network *connman_network_ref(struct connman_network *network)
+struct connman_network *
+connman_network_ref_debug(struct connman_network *network,
+                       const char *file, int line, const char *caller)
 {
-       if (connman_element_ref(&network->element) == NULL)
-               return NULL;
+       DBG("%p name %s ref %d by %s:%d:%s()", network, network->name,
+               network->refcount + 1, file, line, caller);
+
+       __sync_fetch_and_add(&network->refcount, 1);
 
        return network;
 }
@@ -255,9 +411,18 @@ struct connman_network *connman_network_ref(struct connman_network *network)
  *
  * Decrease reference counter of network
  */
-void connman_network_unref(struct connman_network *network)
+void connman_network_unref_debug(struct connman_network *network,
+                               const char *file, int line, const char *caller)
 {
-       connman_element_unref(&network->element);
+       DBG("%p name %s ref %d by %s:%d:%s()", network, network->name,
+               network->refcount - 1, file, line, caller);
+
+       if (__sync_fetch_and_sub(&network->refcount, 1) != 1)
+               return;
+
+       network_list = g_slist_remove(network_list, network);
+
+       network_destruct(network);
 }
 
 const char *__connman_network_get_type(struct connman_network *network)
@@ -305,10 +470,10 @@ void connman_network_set_index(struct connman_network *network, int index)
 
        ipconfig = __connman_service_get_ip4config(service);
 
-       DBG("index %d service %p ip4config %p", network->element.index,
+       DBG("index %d service %p ip4config %p", network->index,
                service, ipconfig);
 
-       if (network->element.index < 0 && ipconfig == NULL) {
+       if (network->index < 0 && ipconfig == NULL) {
 
                ipconfig = __connman_service_get_ip4config(service);
                if (ipconfig == NULL)
@@ -330,7 +495,7 @@ void connman_network_set_index(struct connman_network *network, int index)
        }
 
 done:
-       network->element.index = index;
+       network->index = index;
 }
 
 /**
@@ -341,19 +506,7 @@ done:
  */
 int connman_network_get_index(struct connman_network *network)
 {
-       return network->element.index;
-}
-
-/**
- * connman_network_get_element:
- * @network: network structure
- *
- * Get connman_element of network
- */
-struct connman_element *connman_network_get_element(
-                               struct connman_network *network)
-{
-       return &network->element;
+       return network->index;
 }
 
 /**
@@ -381,12 +534,12 @@ void connman_network_set_group(struct connman_network *network,
 
        if (g_strcmp0(network->group, group) == 0) {
                if (group != NULL)
-                       __connman_profile_update_network(network);
+                       __connman_service_update_from_network(network);
                return;
        }
 
        if (network->group != NULL) {
-               __connman_profile_remove_network(network);
+               __connman_service_remove_from_network(network);
 
                g_free(network->group);
        }
@@ -394,7 +547,7 @@ void connman_network_set_group(struct connman_network *network,
        network->group = g_strdup(group);
 
        if (network->group != NULL)
-                       __connman_profile_add_network(network);
+               network_probe(network);
 }
 
 /**
@@ -438,7 +591,7 @@ connman_bool_t __connman_network_get_weakness(struct connman_network *network)
        return FALSE;
 }
 
-connman_bool_t __connman_network_get_connecting(struct connman_network *network)
+connman_bool_t connman_network_get_connecting(struct connman_network *network)
 {
        return network->connecting;
 }
@@ -471,9 +624,6 @@ int connman_network_set_available(struct connman_network *network,
  */
 connman_bool_t connman_network_get_available(struct connman_network *network)
 {
-       if (network->hidden == TRUE)
-               return TRUE;
-
        return network->available;
 }
 
@@ -498,9 +648,12 @@ int connman_network_set_associating(struct connman_network *network,
                struct connman_service *service;
 
                service = __connman_service_lookup_from_network(network);
-               __connman_service_indicate_state(service,
+               __connman_service_ipconfig_indicate_state(service,
                                        CONNMAN_SERVICE_STATE_ASSOCIATION,
                                        CONNMAN_IPCONFIG_TYPE_IPV4);
+               __connman_service_ipconfig_indicate_state(service,
+                                       CONNMAN_SERVICE_STATE_ASSOCIATION,
+                                       CONNMAN_IPCONFIG_TYPE_IPV6);
        }
 
        return 0;
@@ -510,29 +663,20 @@ static void set_associate_error(struct connman_network *network)
 {
        struct connman_service *service;
 
-       if (network->associating == FALSE)
-               return ;
-
-       network->associating = FALSE;
-
        service = __connman_service_lookup_from_network(network);
 
-       __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_FAILURE,
-                                       CONNMAN_IPCONFIG_TYPE_IPV4);
+       __connman_service_indicate_error(service,
+                                       CONNMAN_SERVICE_ERROR_CONNECT_FAILED);
 }
 
 static void set_configure_error(struct connman_network *network)
 {
        struct connman_service *service;
 
-       network->connecting = FALSE;
-
        service = __connman_service_lookup_from_network(network);
 
-       __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_FAILURE,
-                                       CONNMAN_IPCONFIG_TYPE_IPV4);
+       __connman_service_indicate_error(service,
+                                       CONNMAN_SERVICE_ERROR_CONNECT_FAILED);
 }
 
 static void set_invalid_key_error(struct connman_network *network)
@@ -545,14 +689,22 @@ static void set_invalid_key_error(struct connman_network *network)
                                        CONNMAN_SERVICE_ERROR_INVALID_KEY);
 }
 
+static void set_connect_error(struct connman_network *network)
+{
+       struct connman_service *service;
+
+       service = __connman_service_lookup_from_network(network);
+
+       __connman_service_indicate_error(service,
+                                       CONNMAN_SERVICE_ERROR_CONNECT_FAILED);
+}
+
 void connman_network_set_ipv4_method(struct connman_network *network,
                                        enum connman_ipconfig_method method)
 {
        struct connman_service *service;
        struct connman_ipconfig *ipconfig;
 
-       network->element.ipv4.method = method;
-
        service = __connman_service_lookup_from_network(network);
        if (service == NULL)
                return;
@@ -561,7 +713,7 @@ void connman_network_set_ipv4_method(struct connman_network *network,
        if (ipconfig == NULL)
                return;
 
-       connman_ipconfig_set_method(ipconfig, method);
+       __connman_ipconfig_set_method(ipconfig, method);
 }
 
 void connman_network_set_ipv6_method(struct connman_network *network,
@@ -570,8 +722,6 @@ void connman_network_set_ipv6_method(struct connman_network *network,
        struct connman_service *service;
        struct connman_ipconfig *ipconfig;
 
-       network->element.ipv6.method = method;
-
        service = __connman_service_lookup_from_network(network);
        if (service == NULL)
                return;
@@ -580,7 +730,7 @@ void connman_network_set_ipv6_method(struct connman_network *network,
        if (ipconfig == NULL)
                return;
 
-       connman_ipconfig_set_method(ipconfig, method);
+       __connman_ipconfig_set_method(ipconfig, method);
 }
 
 void connman_network_set_error(struct connman_network *network,
@@ -589,6 +739,7 @@ void connman_network_set_error(struct connman_network *network,
        DBG("nework %p, error %d", network, error);
 
        network->connecting = FALSE;
+       network->associating = FALSE;
 
        switch (error) {
        case CONNMAN_NETWORK_ERROR_UNKNOWN:
@@ -602,7 +753,12 @@ void connman_network_set_error(struct connman_network *network,
        case CONNMAN_NETWORK_ERROR_INVALID_KEY:
                set_invalid_key_error(network);
                break;
+       case CONNMAN_NETWORK_ERROR_CONNECT_FAIL:
+               set_connect_error(network);
+               break;
        }
+
+       network_change(network);
 }
 
 void connman_network_clear_error(struct connman_network *network)
@@ -621,70 +777,119 @@ void connman_network_clear_error(struct connman_network *network)
        __connman_service_clear_error(service);
 }
 
-static void set_configuration(struct connman_network *network)
+static void set_configuration(struct connman_network *network,
+                       enum connman_ipconfig_type type)
 {
        struct connman_service *service;
 
        DBG("network %p", network);
 
-       __connman_device_increase_connections(network->device);
+       if (network->device == NULL)
+               return;
 
        __connman_device_set_network(network->device, network);
 
        connman_device_set_disconnected(network->device, FALSE);
 
        service = __connman_service_lookup_from_network(network);
-       __connman_service_indicate_state(service,
+       __connman_service_ipconfig_indicate_state(service,
                                        CONNMAN_SERVICE_STATE_CONFIGURATION,
-                                       CONNMAN_IPCONFIG_TYPE_IPV4);
+                                       type);
 }
 
-static int set_connected_fixed(struct connman_network *network)
+static void dhcp_success(struct connman_network *network)
 {
        struct connman_service *service;
-       struct connman_element *parent, *element;
+       struct connman_ipconfig *ipconfig_ipv4;
+       int err;
 
-       DBG("");
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               goto err;
+
+       connman_network_set_associating(network, FALSE);
+
+       network->connecting = FALSE;
+
+       ipconfig_ipv4 = __connman_service_get_ip4config(service);
+       err = __connman_ipconfig_address_add(ipconfig_ipv4);
+       if (err < 0)
+               goto err;
+
+       err = __connman_ipconfig_gateway_add(ipconfig_ipv4);
+       if (err < 0)
+               goto err;
+
+       return;
+
+err:
+       connman_network_set_error(network,
+                               CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+}
+
+static void dhcp_failure(struct connman_network *network)
+{
+       struct connman_service *service;
 
        service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               return;
 
-       parent = connman_network_get_element(network);
+       __connman_service_ipconfig_indicate_state(service,
+                                       CONNMAN_SERVICE_STATE_IDLE,
+                                       CONNMAN_IPCONFIG_TYPE_IPV4);
+}
 
-       set_configuration(network);
+static void dhcp_callback(struct connman_network *network,
+                       connman_bool_t success)
+{
+       DBG("success %d", success);
 
-       if (parent->ipv4.address == NULL)
-               return -EINVAL;
+       if (success == TRUE)
+               dhcp_success(network);
+       else
+               dhcp_failure(network);
+}
 
-       if (parent->ipv4.netmask == NULL)
-               return -EINVAL;
+static int set_connected_fixed(struct connman_network *network)
+{
+       struct connman_service *service;
+       struct connman_ipconfig *ipconfig_ipv4;
+       int err;
 
-       element = connman_element_create(NULL);
-       if (element == NULL) {
-               connman_error("Can not create connman_element");
-               return -ENOMEM;
-       }
+       DBG("");
 
-       element->type = CONNMAN_ELEMENT_TYPE_IPV4;
-       element->index = parent->index;
+       service = __connman_service_lookup_from_network(network);
 
-       if (connman_element_register(element, parent) < 0) {
-               connman_error("Can not register connman_element");
-               return -EINVAL;
-       }
+       ipconfig_ipv4 = __connman_service_get_ip4config(service);
+
+       set_configuration(network, CONNMAN_IPCONFIG_TYPE_IPV4);
 
        network->connecting = FALSE;
 
        connman_network_set_associating(network, FALSE);
 
+       err = __connman_ipconfig_address_add(ipconfig_ipv4);
+       if (err < 0)
+               goto err;
+
+       err = __connman_ipconfig_gateway_add(ipconfig_ipv4);
+       if (err < 0)
+               goto err;
+
        return 0;
+
+err:
+       connman_network_set_error(network,
+                       CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+
+       return err;
 }
 
 static void set_connected_manual(struct connman_network *network)
 {
        struct connman_service *service;
        struct connman_ipconfig *ipconfig;
-       const char *nameserver = NULL;
-       const char *gateway;
        int err;
 
        DBG("network %p", network);
@@ -693,55 +898,45 @@ static void set_connected_manual(struct connman_network *network)
 
        ipconfig = __connman_service_get_ip4config(service);
 
-       set_configuration(network);
+       if (__connman_ipconfig_get_local(ipconfig) == NULL)
+               __connman_service_read_ip4config(service);
 
-       err = __connman_ipconfig_set_address(ipconfig);
-       if (err < 0) {
-               connman_network_set_error(network,
-                       CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
-               return;
-       }
+       set_configuration(network, CONNMAN_IPCONFIG_TYPE_IPV4);
 
-       connman_element_get_value(&network->element,
-                       CONNMAN_PROPERTY_ID_IPV4_NAMESERVER, &nameserver);
-       if (nameserver != NULL)
-               __connman_service_nameserver_append(service, nameserver);
+       err = __connman_ipconfig_address_add(ipconfig);
+       if (err < 0)
+               goto err;
 
-       connman_element_get_value(&network->element,
-                               CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
-       if (gateway != NULL)
-               __connman_ipconfig_set_gateway(ipconfig, gateway);
+       err = __connman_ipconfig_gateway_add(ipconfig);
+       if (err < 0)
+               goto err;
 
        network->connecting = FALSE;
 
        connman_network_set_associating(network, FALSE);
 
-       __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
-                                       CONNMAN_IPCONFIG_TYPE_IPV4);
+       return;
+
+err:
+       connman_network_set_error(network,
+                                       CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+       return;
 }
 
 static int set_connected_dhcp(struct connman_network *network)
 {
-       struct connman_element *element;
-       int error;
+       int err;
 
        DBG("network %p", network);
 
-       element = connman_element_create(NULL);
-       if (element == NULL)
-               return -ENOMEM;
+       set_configuration(network, CONNMAN_IPCONFIG_TYPE_IPV4);
 
-       element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
-       element->index = network->element.index;
-
-       error = connman_element_register(element, &network->element);
-       if (error < 0) {
-               connman_element_unref(element);
-               return error;
+       err = __connman_dhcp_start(network, dhcp_callback);
+       if (err < 0) {
+               connman_error("Can not request DHCP lease");
+               return err;
        }
 
-       set_configuration(network);
-
        return 0;
 }
 
@@ -751,61 +946,291 @@ static int manual_ipv6_set(struct connman_network *network,
        struct connman_service *service;
        int err;
 
+       DBG("network %p ipv6 %p", network, ipconfig_ipv6);
+
        service = __connman_service_lookup_from_network(network);
        if (service == NULL)
                return -EINVAL;
 
-       err = __connman_ipconfig_set_address(ipconfig_ipv6);
+       if (__connman_ipconfig_get_local(ipconfig_ipv6) == NULL)
+               __connman_service_read_ip6config(service);
+
+       err = __connman_ipconfig_address_add(ipconfig_ipv6);
        if (err < 0) {
                connman_network_set_error(network,
                        CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
                return err;
        }
 
-       /*
-        * READY state will be indicated by IPV4 setting
-        * gateway will be set by IPV4 setting
-        */
+       err = __connman_ipconfig_gateway_add(ipconfig_ipv6);
+       if (err < 0)
+               return err;
+
+       __connman_connection_gateway_activate(service,
+                                               CONNMAN_IPCONFIG_TYPE_IPV6);
+
+       __connman_device_set_network(network->device, network);
+
+       connman_device_set_disconnected(network->device, FALSE);
+
+       network->connecting = FALSE;
 
        return 0;
 }
 
-static void autoconf_ipv6_set(struct connman_network *network)
+static void stop_dhcpv6(struct connman_network *network)
 {
-       struct connman_service *service;
-       struct connman_ipconfig *ipconfig;
-       const char *nameserver = NULL;
+       __connman_dhcpv6_stop(network);
+}
 
-       DBG("network %p", network);
+static void dhcpv6_release_callback(struct connman_network *network,
+                               connman_bool_t success)
+{
+       DBG("success %d", success);
 
-       service = __connman_service_lookup_from_network(network);
+       stop_dhcpv6(network);
+}
 
-       ipconfig = __connman_service_get_ip6config(service);
+static void release_dhcpv6(struct connman_network *network)
+{
+       __connman_dhcpv6_start_release(network, dhcpv6_release_callback);
+       stop_dhcpv6(network);
+}
 
-       __connman_device_increase_connections(network->device);
+static void dhcpv6_info_callback(struct connman_network *network,
+                               connman_bool_t success)
+{
+       DBG("success %d", success);
 
-       __connman_device_set_network(network->device, network);
+       stop_dhcpv6(network);
+}
 
-       connman_device_set_disconnected(network->device, FALSE);
+static gboolean dhcpv6_set_addresses(struct connman_network *network)
+{
+       struct connman_service *service;
+       struct connman_ipconfig *ipconfig_ipv6;
+       int err = -EINVAL;
 
-       connman_element_get_value(&network->element,
-                       CONNMAN_PROPERTY_ID_IPV6_NAMESERVER, &nameserver);
-       if (nameserver != NULL)
-               __connman_service_nameserver_append(service, nameserver);
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               goto err;
+
+       connman_network_set_associating(network, FALSE);
 
        network->connecting = FALSE;
 
-       __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_READY,
-                                       CONNMAN_IPCONFIG_TYPE_IPV6);
+       ipconfig_ipv6 = __connman_service_get_ip6config(service);
+       err = __connman_ipconfig_address_add(ipconfig_ipv6);
+       if (err < 0)
+               goto err;
+
+       err = __connman_ipconfig_gateway_add(ipconfig_ipv6);
+       if (err < 0)
+               goto err;
+
+       return 0;
+
+err:
+       connman_network_set_error(network,
+                               CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
+       return err;
+}
+
+static void autoconf_ipv6_set(struct connman_network *network);
+static void dhcpv6_callback(struct connman_network *network,
+                       connman_bool_t success);
+
+/*
+ * Have a separate callback for renew so that we do not do autoconf
+ * in wrong phase as the dhcpv6_callback() is also called when doing
+ * DHCPv6 solicitation.
+ */
+static void dhcpv6_renew_callback(struct connman_network *network,
+                                       connman_bool_t success)
+{
+       if (success == TRUE)
+               dhcpv6_callback(network, success);
+       else {
+               stop_dhcpv6(network);
+
+               /* restart and do solicit again. */
+               autoconf_ipv6_set(network);
+       }
 }
 
-static gboolean set_connected(gpointer user_data)
+static void dhcpv6_callback(struct connman_network *network,
+                                       connman_bool_t success)
+{
+       DBG("success %d", success);
+
+       /* Start the renew process if necessary */
+       if (success == TRUE) {
+
+               if (dhcpv6_set_addresses(network) < 0) {
+                       stop_dhcpv6(network);
+                       return;
+               }
+
+               if (__connman_dhcpv6_start_renew(network,
+                                       dhcpv6_renew_callback) == -ETIMEDOUT)
+                       dhcpv6_renew_callback(network, FALSE);
+       } else
+               stop_dhcpv6(network);
+}
+
+static void check_dhcpv6(struct nd_router_advert *reply,
+                       unsigned int length, void *user_data)
 {
        struct connman_network *network = user_data;
+       GSList *prefixes;
+
+       DBG("reply %p", reply);
+
+       if (reply == NULL) {
+               /*
+                * Router solicitation message seem to get lost easily so
+                * try to send it again.
+                */
+               if (network->router_solicit_count > 0) {
+                       DBG("re-send router solicitation %d",
+                                               network->router_solicit_count);
+                       network->router_solicit_count--;
+                       __connman_inet_ipv6_send_rs(network->index, 1,
+                                               check_dhcpv6, network);
+                       return;
+               }
+               connman_network_unref(network);
+               return;
+       }
+
+       network->router_solicit_count = 0;
+
+       /*
+        * If we were disconnected while waiting router advertisement,
+        * we just quit and do not start DHCPv6
+        */
+       if (network->connected == FALSE) {
+               connman_network_unref(network);
+               return;
+       }
+
+       prefixes = __connman_inet_ipv6_get_prefixes(reply, length);
+
+       /*
+        * We do stateful/stateless DHCPv6 if router advertisement says so.
+        */
+       if (reply->nd_ra_flags_reserved & ND_RA_FLAG_MANAGED)
+               __connman_dhcpv6_start(network, prefixes, dhcpv6_callback);
+       else if (reply->nd_ra_flags_reserved & ND_RA_FLAG_OTHER)
+               __connman_dhcpv6_start_info(network, dhcpv6_info_callback);
+
+       connman_network_unref(network);
+}
+
+static void receive_refresh_rs_reply(struct nd_router_advert *reply,
+               unsigned int length, void *user_data)
+{
+       struct connman_network *network = user_data;
+
+       DBG("reply %p", reply);
+
+       if (reply == NULL) {
+               /*
+                * Router solicitation message seem to get lost easily so
+                * try to send it again.
+                */
+               if (network->router_solicit_refresh_count > 1) {
+                       network->router_solicit_refresh_count--;
+                       DBG("re-send router solicitation %d",
+                                       network->router_solicit_refresh_count);
+                       __connman_inet_ipv6_send_rs(network->index,
+                                       RS_REFRESH_TIMEOUT,
+                                       receive_refresh_rs_reply,
+                                       network);
+                       return;
+               }
+       }
+
+       /* RS refresh not in progress anymore */
+       network->router_solicit_refresh_count = 0;
+
+       connman_network_unref(network);
+       return;
+}
+
+int __connman_refresh_rs_ipv6(struct connman_network *network, int index)
+{
+       int ret = 0;
+
+       DBG("network %p index %d", network, index);
+
+       /* Send only one RS for all RDNSS entries which are about to expire */
+       if (network->router_solicit_refresh_count > 0) {
+               DBG("RS refresh already started");
+               return 0;
+       }
+
+       network->router_solicit_refresh_count = RS_REFRESH_COUNT;
+
+       connman_network_ref(network);
+
+       ret = __connman_inet_ipv6_send_rs(index, RS_REFRESH_TIMEOUT,
+                       receive_refresh_rs_reply, network);
+       return ret;
+}
+
+static void autoconf_ipv6_set(struct connman_network *network)
+{
        struct connman_service *service;
+       struct connman_ipconfig *ipconfig;
+       int index;
+
+       DBG("network %p", network);
+
+       if (network->router_solicit_count > 0) {
+               /*
+                * The autoconfiguration is already pending and we have sent
+                * router solicitation messages and are now waiting answers.
+                * There is no need to continue any further.
+                */
+               DBG("autoconfiguration already started");
+               return;
+       }
+
+       __connman_device_set_network(network->device, network);
+
+       connman_device_set_disconnected(network->device, FALSE);
+
+       network->connecting = FALSE;
+
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               return;
+
+       ipconfig = __connman_service_get_ip6config(service);
+       if (ipconfig == NULL)
+               return;
+
+       index = __connman_ipconfig_get_index(ipconfig);
+
+       connman_network_ref(network);
+
+       /* Try to get stateless DHCPv6 information, RFC 3736 */
+       network->router_solicit_count = 3;
+       __connman_inet_ipv6_send_rs(index, 1, check_dhcpv6, network);
+}
+
+static void set_connected(struct connman_network *network)
+{
        struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
        enum connman_ipconfig_method ipv4_method, ipv6_method;
+       struct connman_service *service;
+       int ret;
+
+       if (network->connected == TRUE)
+               return;
+
+       network->connected = TRUE;
 
        service = __connman_service_lookup_from_network(network);
 
@@ -819,85 +1244,160 @@ static gboolean set_connected(gpointer user_data)
        ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
 
        DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
-       DBG("network connected %d", network->connected);
-
-       if (network->connected == TRUE) {
-               int ret;
 
-               switch (ipv6_method) {
-               case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
-               case CONNMAN_IPCONFIG_METHOD_OFF:
-                       break;
-               case CONNMAN_IPCONFIG_METHOD_AUTO:
-                       autoconf_ipv6_set(network);
-                       break;
-               case CONNMAN_IPCONFIG_METHOD_FIXED:
-               case CONNMAN_IPCONFIG_METHOD_MANUAL:
-                       ret = manual_ipv6_set(network, ipconfig_ipv6);
-                       if (ret != 0) {
-                               connman_network_set_error(network,
+       switch (ipv6_method) {
+       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
+       case CONNMAN_IPCONFIG_METHOD_OFF:
+               break;
+       case CONNMAN_IPCONFIG_METHOD_DHCP:
+       case CONNMAN_IPCONFIG_METHOD_AUTO:
+               autoconf_ipv6_set(network);
+               break;
+       case CONNMAN_IPCONFIG_METHOD_FIXED:
+       case CONNMAN_IPCONFIG_METHOD_MANUAL:
+               ret = manual_ipv6_set(network, ipconfig_ipv6);
+               if (ret != 0) {
+                       connman_network_set_error(network,
                                        CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
-                               return FALSE;
-                       }
-                       break;
-               case CONNMAN_IPCONFIG_METHOD_DHCP:
-                       break;
+                       return;
                }
+               break;
+       }
 
-               switch (ipv4_method) {
-               case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
-               case CONNMAN_IPCONFIG_METHOD_OFF:
-               case CONNMAN_IPCONFIG_METHOD_AUTO:
-                       return FALSE;
-               case CONNMAN_IPCONFIG_METHOD_FIXED:
-                       if (set_connected_fixed(network) < 0) {
-                               connman_network_set_error(network,
+       switch (ipv4_method) {
+       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
+       case CONNMAN_IPCONFIG_METHOD_OFF:
+       case CONNMAN_IPCONFIG_METHOD_AUTO:
+               return;
+       case CONNMAN_IPCONFIG_METHOD_FIXED:
+               if (set_connected_fixed(network) < 0) {
+                       connman_network_set_error(network,
                                        CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
-                               return FALSE;
-                       }
-                       return TRUE;
-               case CONNMAN_IPCONFIG_METHOD_MANUAL:
-                       set_connected_manual(network);
-                       return TRUE;
-               case CONNMAN_IPCONFIG_METHOD_DHCP:
-                       if (set_connected_dhcp(network) < 0) {
-                               connman_network_set_error(network,
+                       return;
+               }
+               return;
+       case CONNMAN_IPCONFIG_METHOD_MANUAL:
+               set_connected_manual(network);
+               return;
+       case CONNMAN_IPCONFIG_METHOD_DHCP:
+               if (set_connected_dhcp(network) < 0) {
+                       connman_network_set_error(network,
                                        CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
-                               return FALSE;
-                       }
+                       return;
                }
+       }
 
-       } else {
-               struct connman_service *service;
+       network->connecting = FALSE;
 
-               connman_element_unregister_children(&network->element);
+       connman_network_set_associating(network, FALSE);
+}
 
-               __connman_device_set_network(network->device, NULL);
-               network->hidden = FALSE;
+static void set_disconnected(struct connman_network *network)
+{
+       struct connman_ipconfig *ipconfig_ipv4, *ipconfig_ipv6;
+       enum connman_ipconfig_method ipv4_method, ipv6_method;
+       enum connman_service_state state;
+       struct connman_service *service;
 
-               service = __connman_service_lookup_from_network(network);
+       if (network->connected == FALSE)
+               return;
 
-               __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_IDLE,
+       network->connected = FALSE;
+
+       service = __connman_service_lookup_from_network(network);
+
+       ipconfig_ipv4 = __connman_service_get_ip4config(service);
+       ipconfig_ipv6 = __connman_service_get_ip6config(service);
+
+       DBG("service %p ipv4 %p ipv6 %p", service, ipconfig_ipv4,
+               ipconfig_ipv6);
+
+       ipv4_method = __connman_ipconfig_get_method(ipconfig_ipv4);
+       ipv6_method = __connman_ipconfig_get_method(ipconfig_ipv6);
+
+       DBG("method ipv4 %d ipv6 %d", ipv4_method, ipv6_method);
+
+       /*
+        * Resetting solicit count here will prevent the RS resend loop
+        * from sending packets in check_dhcpv6()
+        */
+       network->router_solicit_count = 0;
+
+       __connman_device_set_network(network->device, NULL);
+
+       switch (ipv6_method) {
+       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
+       case CONNMAN_IPCONFIG_METHOD_OFF:
+       case CONNMAN_IPCONFIG_METHOD_FIXED:
+       case CONNMAN_IPCONFIG_METHOD_MANUAL:
+               break;
+       case CONNMAN_IPCONFIG_METHOD_DHCP:
+       case CONNMAN_IPCONFIG_METHOD_AUTO:
+               release_dhcpv6(network);
+               break;
+       }
+
+       switch (ipv4_method) {
+       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
+       case CONNMAN_IPCONFIG_METHOD_OFF:
+       case CONNMAN_IPCONFIG_METHOD_AUTO:
+       case CONNMAN_IPCONFIG_METHOD_FIXED:
+       case CONNMAN_IPCONFIG_METHOD_MANUAL:
+               break;
+       case CONNMAN_IPCONFIG_METHOD_DHCP:
+               __connman_dhcp_stop(network);
+               break;
+       }
+
+       /*
+        * We only set the disconnect state if we were not in idle
+        * or in failure. It does not make sense to go to disconnect
+        * state if we were not connected.
+        */
+       state = __connman_service_ipconfig_get_state(service,
+                                               CONNMAN_IPCONFIG_TYPE_IPV4);
+       if (state != CONNMAN_SERVICE_STATE_IDLE &&
+                       state != CONNMAN_SERVICE_STATE_FAILURE)
+               __connman_service_ipconfig_indicate_state(service,
+                                       CONNMAN_SERVICE_STATE_DISCONNECT,
                                        CONNMAN_IPCONFIG_TYPE_IPV4);
 
-               /* TODO: eventually the IPv6 disconnect state should be handled
-                * in connection.c
-                */
-               __connman_service_indicate_state(service,
+       state = __connman_service_ipconfig_get_state(service,
+                                               CONNMAN_IPCONFIG_TYPE_IPV6);
+       if (state != CONNMAN_SERVICE_STATE_IDLE &&
+                               state != CONNMAN_SERVICE_STATE_FAILURE)
+               __connman_service_ipconfig_indicate_state(service,
                                        CONNMAN_SERVICE_STATE_DISCONNECT,
                                        CONNMAN_IPCONFIG_TYPE_IPV6);
 
-               __connman_service_indicate_state(service,
-                                       CONNMAN_SERVICE_STATE_IDLE,
-                                       CONNMAN_IPCONFIG_TYPE_IPV6);
+       __connman_connection_gateway_remove(service,
+                                       CONNMAN_IPCONFIG_TYPE_ALL);
+
+       __connman_ipconfig_address_unset(ipconfig_ipv4);
+       __connman_ipconfig_address_unset(ipconfig_ipv6);
+
+       /*
+        * Special handling for IPv6 autoconfigured address.
+        * The simplest way to remove autoconfigured routes is to
+        * disable IPv6 temporarily so that kernel will do the cleanup
+        * automagically.
+        */
+       if (ipv6_method == CONNMAN_IPCONFIG_METHOD_AUTO) {
+               __connman_ipconfig_disable_ipv6(ipconfig_ipv6);
+               __connman_ipconfig_enable_ipv6(ipconfig_ipv6);
        }
 
+       __connman_service_ipconfig_indicate_state(service,
+                                               CONNMAN_SERVICE_STATE_IDLE,
+                                               CONNMAN_IPCONFIG_TYPE_IPV4);
+
+       __connman_service_ipconfig_indicate_state(service,
+                                               CONNMAN_SERVICE_STATE_IDLE,
+                                               CONNMAN_IPCONFIG_TYPE_IPV6);
+
        network->connecting = FALSE;
 
        connman_network_set_associating(network, FALSE);
-
-       return FALSE;
 }
 
 /**
@@ -910,24 +1410,25 @@ static gboolean set_connected(gpointer user_data)
 int connman_network_set_connected(struct connman_network *network,
                                                connman_bool_t connected)
 {
-       DBG("network %p connected %d", network, connected);
+       DBG("network %p connected %d/%d connecting %d associating %d",
+               network, network->connected, connected, network->connecting,
+               network->associating);
 
        if ((network->connecting == TRUE || network->associating == TRUE) &&
                                                        connected == FALSE) {
-               connman_element_set_error(&network->element,
-                                       CONNMAN_ELEMENT_ERROR_CONNECT_FAILED);
-               __connman_network_disconnect(network);
+               connman_network_set_error(network,
+                                       CONNMAN_NETWORK_ERROR_CONNECT_FAIL);
+               if (__connman_network_disconnect(network) == 0)
+                       return 0;
        }
 
        if (network->connected == connected)
                return -EALREADY;
 
        if (connected == FALSE)
-               __connman_device_decrease_connections(network->device);
-
-       network->connected = connected;
-
-       set_connected(network);
+               set_disconnected(network);
+       else
+               set_connected(network);
 
        return 0;
 }
@@ -954,6 +1455,59 @@ connman_bool_t connman_network_get_associating(struct connman_network *network)
        return network->associating;
 }
 
+void connman_network_clear_hidden(void *user_data)
+{
+       if (user_data == NULL)
+               return;
+
+       DBG("user_data %p", user_data);
+
+       /*
+        * Hidden service does not have a connect timeout so
+        * we do not need to remove it. We can just return
+        * error to the caller telling that we could not find
+        * any network that we could connect to.
+        */
+       __connman_service_reply_dbus_pending(user_data, EIO);
+}
+
+int connman_network_connect_hidden(struct connman_network *network,
+                       char *identity, char* passphrase, void *user_data)
+{
+       int err = 0;
+       struct connman_service *service;
+
+       service = __connman_service_lookup_from_network(network);
+
+       DBG("network %p service %p user_data %p", network, service, user_data);
+
+       if (service == NULL) {
+               err = -EINVAL;
+               goto out;
+       }
+
+       if (identity != NULL)
+               __connman_service_set_agent_identity(service, identity);
+
+       if (passphrase != NULL)
+               err = __connman_service_add_passphrase(service, passphrase);
+
+       if (err == -ENOKEY) {
+               __connman_service_indicate_error(service,
+                                       CONNMAN_SERVICE_ERROR_INVALID_KEY);
+               goto out;
+       } else {
+               __connman_service_set_hidden(service);
+               __connman_service_set_userconnect(service, TRUE);
+               __connman_service_set_hidden_data(service, user_data);
+               return __connman_service_connect(service);
+       }
+
+out:
+       __connman_service_return_error(service, -err, user_data);
+       return err;
+}
+
 /**
  * __connman_network_connect:
  * @network: network structure
@@ -962,7 +1516,6 @@ connman_bool_t connman_network_get_associating(struct connman_network *network)
  */
 int __connman_network_connect(struct connman_network *network)
 {
-       struct connman_service *service;
        int err;
 
        DBG("network %p", network);
@@ -986,21 +1539,17 @@ int __connman_network_connect(struct connman_network *network)
 
        __connman_device_disconnect(network->device);
 
-       service = __connman_service_lookup_from_network(network);
-
        err = network->driver->connect(network);
        if (err < 0) {
                if (err == -EINPROGRESS)
                        connman_network_set_associating(network, TRUE);
                else {
                        network->connecting = FALSE;
-                       network->hidden = FALSE;
                }
 
                return err;
        }
 
-       network->connected = TRUE;
        set_connected(network);
 
        return err;
@@ -1031,72 +1580,30 @@ int __connman_network_disconnect(struct connman_network *network)
        network->connecting = FALSE;
 
        err = network->driver->disconnect(network);
-       if (err == 0) {
-               connman_network_set_connected(network, FALSE);
-               set_connected(network);
-       }
-
-       return err;
-}
-
-static int dhcp_start(struct connman_network *network)
-{
-       struct connman_element *element;
-       int error;
-
-       element = connman_element_create(NULL);
-       if (element == NULL)
-               return -ENOMEM;
-
-       element->type  = CONNMAN_ELEMENT_TYPE_DHCP;
-       element->index = network->element.index;
-
-       error = connman_element_register(element, &network->element);
-       if (error < 0) {
-               connman_element_unref(element);
-               return error;
-       }
-
-       return 0;
-}
-
-static int dhcp_stop(struct connman_network *network)
-{
-       connman_element_unregister_children_type(&network->element,
-                                               CONNMAN_ELEMENT_TYPE_IPV4);
-       connman_element_unregister_children_type(&network->element,
-                                               CONNMAN_ELEMENT_TYPE_DHCP);
+       if (err == 0)
+               set_disconnected(network);
 
-       return 0;
+       return err;
 }
 
 static int manual_ipv4_set(struct connman_network *network,
                                struct connman_ipconfig *ipconfig)
 {
        struct connman_service *service;
-       const char *gateway;
        int err;
 
        service = __connman_service_lookup_from_network(network);
        if (service == NULL)
                return -EINVAL;
 
-       err = __connman_ipconfig_set_address(ipconfig);
+       err = __connman_ipconfig_address_add(ipconfig);
        if (err < 0) {
                connman_network_set_error(network,
                        CONNMAN_NETWORK_ERROR_CONFIGURE_FAIL);
                return err;
        }
 
-       connman_element_get_value(&network->element,
-                               CONNMAN_PROPERTY_ID_IPV4_GATEWAY, &gateway);
-       if (gateway != NULL)
-               __connman_ipconfig_set_gateway(ipconfig, gateway);
-
-       __connman_service_indicate_state(service, CONNMAN_SERVICE_STATE_READY,
-                                       CONNMAN_IPCONFIG_TYPE_IPV4);
-
-       return 0;
+       return __connman_ipconfig_gateway_add(ipconfig);
 }
 
 int __connman_network_clear_ipconfig(struct connman_network *network,
@@ -1117,22 +1624,24 @@ int __connman_network_clear_ipconfig(struct connman_network *network,
        case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
        case CONNMAN_IPCONFIG_METHOD_OFF:
        case CONNMAN_IPCONFIG_METHOD_FIXED:
-       case CONNMAN_IPCONFIG_METHOD_AUTO:
                return -EINVAL;
+       case CONNMAN_IPCONFIG_METHOD_AUTO:
+               release_dhcpv6(network);
+               break;
        case CONNMAN_IPCONFIG_METHOD_MANUAL:
-               __connman_ipconfig_clear_address(ipconfig);
+               __connman_ipconfig_address_remove(ipconfig);
                break;
        case CONNMAN_IPCONFIG_METHOD_DHCP:
-               dhcp_stop(network);
+               __connman_dhcp_stop(network);
                break;
        }
 
        if (type == CONNMAN_IPCONFIG_TYPE_IPV6)
-               __connman_service_indicate_state(service,
+               __connman_service_ipconfig_indicate_state(service,
                                        CONNMAN_SERVICE_STATE_CONFIGURATION,
                                        CONNMAN_IPCONFIG_TYPE_IPV6);
        else if (type == CONNMAN_IPCONFIG_TYPE_IPV4)
-               __connman_service_indicate_state(service,
+               __connman_service_ipconfig_indicate_state(service,
                                        CONNMAN_SERVICE_STATE_CONFIGURATION,
                                        CONNMAN_IPCONFIG_TYPE_IPV4);
 
@@ -1146,6 +1655,9 @@ int __connman_network_set_ipconfig(struct connman_network *network,
        enum connman_ipconfig_method method;
        int ret;
 
+       if (network == NULL)
+               return -EINVAL;
+
        if (ipconfig_ipv6) {
                method = __connman_ipconfig_get_method(ipconfig_ipv6);
 
@@ -1162,7 +1674,7 @@ int __connman_network_set_ipconfig(struct connman_network *network,
                        if (ret != 0) {
                                connman_network_set_error(network,
                                        CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
-                               return FALSE;
+                               return ret;
                        }
                        break;
                case CONNMAN_IPCONFIG_METHOD_DHCP:
@@ -1182,13 +1694,84 @@ int __connman_network_set_ipconfig(struct connman_network *network,
                case CONNMAN_IPCONFIG_METHOD_MANUAL:
                        return manual_ipv4_set(network, ipconfig_ipv4);
                case CONNMAN_IPCONFIG_METHOD_DHCP:
-                       return dhcp_start(network);
+                       return __connman_dhcp_start(network, dhcp_callback);
                }
        }
 
        return 0;
 }
 
+int connman_network_set_ipaddress(struct connman_network *network,
+                                       struct connman_ipaddress *ipaddress)
+{
+       struct connman_service *service;
+       struct connman_ipconfig *ipconfig = NULL;
+
+       DBG("network %p", network);
+
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               return -EINVAL;
+
+       ipconfig = __connman_service_get_ipconfig(service, ipaddress->family);
+       if (ipconfig == NULL)
+               return -EINVAL;
+
+       __connman_ipconfig_set_local(ipconfig, ipaddress->local);
+       __connman_ipconfig_set_peer(ipconfig, ipaddress->peer);
+       __connman_ipconfig_set_broadcast(ipconfig, ipaddress->broadcast);
+       __connman_ipconfig_set_prefixlen(ipconfig, ipaddress->prefixlen);
+       __connman_ipconfig_set_gateway(ipconfig, ipaddress->gateway);
+
+       return 0;
+}
+
+int connman_network_set_nameservers(struct connman_network *network,
+                               const char *nameservers)
+{
+       struct connman_service *service;
+       char **nameservers_array;
+       int i;
+
+       DBG("network %p nameservers %s", network, nameservers);
+
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               return -EINVAL;
+
+       __connman_service_nameserver_clear(service);
+
+       if (nameservers == NULL)
+               return 0;
+
+       nameservers_array = g_strsplit(nameservers, " ", 0);
+
+       for (i = 0; nameservers_array[i] != NULL; i++) {
+               __connman_service_nameserver_append(service,
+                                               nameservers_array[i], FALSE);
+       }
+
+       g_strfreev(nameservers_array);
+
+       return 0;
+}
+
+int connman_network_set_domain(struct connman_network *network,
+                               const char *domain)
+{
+       struct connman_service *service;
+
+       DBG("network %p domain %s", network, domain);
+
+       service = __connman_service_lookup_from_network(network);
+       if (service == NULL)
+               return -EINVAL;
+
+       __connman_service_set_domainname(service, domain);
+
+       return 0;
+}
+
 /**
  * connman_network_set_name:
  * @network: network structure
@@ -1204,7 +1787,7 @@ int connman_network_set_name(struct connman_network *network,
        g_free(network->name);
        network->name = g_strdup(name);
 
-       return connman_element_set_string(&network->element, "Name", name);
+       return 0;
 }
 
 /**
@@ -1214,6 +1797,7 @@ int connman_network_set_name(struct connman_network *network,
  *
  * Set signal strength value for network
  */
+
 int connman_network_set_strength(struct connman_network *network,
                                                connman_uint8_t strength)
 {
@@ -1221,26 +1805,42 @@ int connman_network_set_strength(struct connman_network *network,
 
        network->strength = strength;
 
-       return connman_element_set_uint8(&network->element,
-                                               "Strength", strength);
+       return 0;
 }
 
-/**
- * connman_network_set_roaming:
- * @network: network structure
- * @roaming: roaming state
- *
- * Set roaming state for network
- */
-int connman_network_set_roaming(struct connman_network *network,
-                                               connman_bool_t roaming)
+connman_uint8_t connman_network_get_strength(struct connman_network *network)
+{
+       return network->strength;
+}
+
+int connman_network_set_frequency(struct connman_network *network,
+                                               connman_uint16_t frequency)
+{
+       DBG("network %p frequency %d", network, frequency);
+
+       network->frequency = frequency;
+
+       return 0;
+}
+
+connman_uint16_t connman_network_get_frequency(struct connman_network *network)
+{
+       return network->frequency;
+}
+
+int connman_network_set_wifi_channel(struct connman_network *network,
+                                               connman_uint16_t channel)
 {
-       DBG("network %p roaming %d", network, roaming);
+       DBG("network %p wifi channel %d", network, channel);
+
+       network->wifi.channel = channel;
 
-       network->roaming = roaming;
+       return 0;
+}
 
-       return connman_element_set_bool(&network->element,
-                                               "Roaming", roaming);
+connman_uint16_t connman_network_get_wifi_channel(struct connman_network *network)
+{
+       return network->wifi.channel;
 }
 
 /**
@@ -1254,14 +1854,15 @@ int connman_network_set_roaming(struct connman_network *network,
 int connman_network_set_string(struct connman_network *network,
                                        const char *key, const char *value)
 {
-       int err;
-
        DBG("network %p key %s value %s", network, key, value);
 
        if (g_strcmp0(key, "Name") == 0)
                return connman_network_set_name(network, value);
 
-       if (g_str_equal(key, "Node") == TRUE) {
+       if (g_str_equal(key, "Path") == TRUE) {
+               g_free(network->path);
+               network->path = g_strdup(value);
+       } else if (g_str_equal(key, "Node") == TRUE) {
                g_free(network->node);
                network->node = g_strdup(value);
        } else if (g_str_equal(key, "WiFi.Mode") == TRUE) {
@@ -1273,12 +1874,18 @@ int connman_network_set_string(struct connman_network *network,
        } else if (g_str_equal(key, "WiFi.Passphrase") == TRUE) {
                g_free(network->wifi.passphrase);
                network->wifi.passphrase = g_strdup(value);
+       } else if (g_str_equal(key, "WiFi.AgentPassphrase") == TRUE) {
+               g_free(network->wifi.agent_passphrase);
+               network->wifi.agent_passphrase = g_strdup(value);
        } else if (g_str_equal(key, "WiFi.EAP") == TRUE) {
                g_free(network->wifi.eap);
                network->wifi.eap = g_strdup(value);
        } else if (g_str_equal(key, "WiFi.Identity") == TRUE) {
                g_free(network->wifi.identity);
                network->wifi.identity = g_strdup(value);
+       } else if (g_str_equal(key, "WiFi.AgentIdentity") == TRUE) {
+               g_free(network->wifi.agent_identity);
+               network->wifi.agent_identity = g_strdup(value);
        } else if (g_str_equal(key, "WiFi.CACertFile") == TRUE) {
                g_free(network->wifi.ca_cert_path);
                network->wifi.ca_cert_path = g_strdup(value);
@@ -1297,18 +1904,10 @@ int connman_network_set_string(struct connman_network *network,
        } else if (g_str_equal(key, "WiFi.PinWPS") == TRUE) {
                g_free(network->wifi.pin_wps);
                network->wifi.pin_wps = g_strdup(value);
+       } else {
+               return -EINVAL;
        }
 
-       err = connman_element_set_string(&network->element, key, value);
-       if (err < 0)
-               return err;
-
-       if (network->driver == NULL)
-               return 0;
-
-       if (network->driver->setup)
-               return network->driver->setup(network, key);
-
        return 0;
 }
 
@@ -1324,7 +1923,9 @@ const char *connman_network_get_string(struct connman_network *network,
 {
        DBG("network %p key %s", network, key);
 
-       if (g_str_equal(key, "Name") == TRUE)
+       if (g_str_equal(key, "Path") == TRUE)
+               return network->path;
+       else if (g_str_equal(key, "Name") == TRUE)
                return network->name;
        else if (g_str_equal(key, "Node") == TRUE)
                return network->node;
@@ -1334,10 +1935,14 @@ const char *connman_network_get_string(struct connman_network *network,
                return network->wifi.security;
        else if (g_str_equal(key, "WiFi.Passphrase") == TRUE)
                return network->wifi.passphrase;
+       else if (g_str_equal(key, "WiFi.AgentPassphrase") == TRUE)
+               return network->wifi.agent_passphrase;
        else if (g_str_equal(key, "WiFi.EAP") == TRUE)
                return network->wifi.eap;
        else if (g_str_equal(key, "WiFi.Identity") == TRUE)
                return network->wifi.identity;
+       else if (g_str_equal(key, "WiFi.AgentIdentity") == TRUE)
+               return network->wifi.agent_identity;
        else if (g_str_equal(key, "WiFi.CACertFile") == TRUE)
                return network->wifi.ca_cert_path;
        else if (g_str_equal(key, "WiFi.ClientCertFile") == TRUE)
@@ -1351,7 +1956,7 @@ const char *connman_network_get_string(struct connman_network *network,
        else if (g_str_equal(key, "WiFi.PinWPS") == TRUE)
                return network->wifi.pin_wps;
 
-       return connman_element_get_string(&network->element, key);
+       return NULL;
 }
 
 /**
@@ -1368,13 +1973,13 @@ int connman_network_set_bool(struct connman_network *network,
        DBG("network %p key %s value %d", network, key, value);
 
        if (g_strcmp0(key, "Roaming") == 0)
-               return connman_network_set_roaming(network, value);
+               network->roaming = value;
        else if (g_strcmp0(key, "WiFi.WPS") == 0)
                network->wifi.wps = value;
        else if (g_strcmp0(key, "WiFi.UseWPS") == 0)
                network->wifi.use_wps = value;
 
-       return connman_element_set_bool(&network->element, key, value);
+       return -EINVAL;
 }
 
 /**
@@ -1396,85 +2001,7 @@ connman_bool_t connman_network_get_bool(struct connman_network *network,
        else if (g_str_equal(key, "WiFi.UseWPS") == TRUE)
                return network->wifi.use_wps;
 
-       return connman_element_get_bool(&network->element, key);
-}
-
-/**
- * connman_network_set_uint8:
- * @network: network structure
- * @key: unique identifier
- * @value: integer value
- *
- * Set integer value for specific key
- */
-int connman_network_set_uint8(struct connman_network *network,
-                                       const char *key, connman_uint8_t value)
-{
-       DBG("network %p key %s value %d", network, key, value);
-
-       if (g_strcmp0(key, "Strength") == 0)
-               return connman_network_set_strength(network, value);
-
-       return connman_element_set_uint8(&network->element, key, value);
-}
-
-/**
- * connman_network_get_uint8:
- * @network: network structure
- * @key: unique identifier
- *
- * Get integer value for specific key
- */
-connman_uint8_t connman_network_get_uint8(struct connman_network *network,
-                                                       const char *key)
-{
-       DBG("network %p key %s", network, key);
-
-       if (g_str_equal(key, "Strength") == TRUE)
-               return network->strength;
-
-       return connman_element_get_uint8(&network->element, key);
-}
-
-/**
- * connman_network_set_uint16:
- * @network: network structure
- * @key: unique identifier
- * @value: integer value
- *
- * Set integer value for specific key
- */
-int connman_network_set_uint16(struct connman_network *network,
-                               const char *key, connman_uint16_t value)
-{
-       DBG("network %p key %s value %d", network, key, value);
-
-       if (g_str_equal(key, "Frequency") == TRUE)
-               network->frequency = value;
-       else if (g_str_equal(key, "WiFi.Channel") == TRUE)
-               network->wifi.channel = value;
-
-       return -EINVAL;
-}
-
-/**
- * connman_network_get_uint16:
- * @network: network structure
- * @key: unique identifier
- *
- * Get integer value for specific key
- */
-connman_uint16_t connman_network_get_uint16(struct connman_network *network,
-                                                       const char *key)
-{
-       DBG("network %p key %s", network, key);
-
-       if (g_str_equal(key, "Frequency") == TRUE)
-               return network->frequency;
-       else if (g_str_equal(key, "WiFi.Channel") == TRUE)
-               return network->wifi.channel;
-
-       return 0;
+       return FALSE;
 }
 
 /**
@@ -1499,9 +2026,11 @@ int connman_network_set_blob(struct connman_network *network,
                        network->wifi.ssid_len = size;
                } else
                        network->wifi.ssid_len = 0;
+       } else {
+               return -EINVAL;
        }
 
-       return connman_element_set_blob(&network->element, key, data, size);
+       return 0;
 }
 
 /**
@@ -1523,13 +2052,22 @@ const void *connman_network_get_blob(struct connman_network *network,
                return network->wifi.ssid;
        }
 
-       return connman_element_get_blob(&network->element, key, size);
+       return NULL;
 }
 
 void __connman_network_set_device(struct connman_network *network,
                                        struct connman_device *device)
 {
+       if (network->device == device)
+               return;
+
+       if (network->device != NULL)
+               network_remove(network);
+
        network->device = device;
+
+       if (network->device != NULL)
+               network_probe(network);
 }
 
 /**
@@ -1583,146 +2121,16 @@ void connman_network_update(struct connman_network *network)
 
        if (network->group != NULL)
                __connman_service_update_from_network(network);
-
-       return;
-}
-
-static gboolean match_driver(struct connman_network *network,
-                                       struct connman_network_driver *driver)
-{
-       if (network->type == driver->type ||
-                       driver->type == CONNMAN_NETWORK_TYPE_UNKNOWN)
-               return TRUE;
-
-       return FALSE;
-}
-
-static int network_probe(struct connman_element *element)
-{
-       struct connman_network *network = element->network;
-       GSList *list;
-
-       DBG("element %p name %s", element, element->name);
-
-       if (network == NULL)
-               return -ENODEV;
-
-       for (list = driver_list; list; list = list->next) {
-               struct connman_network_driver *driver = list->data;
-
-               if (match_driver(network, driver) == FALSE)
-                       continue;
-
-               DBG("driver %p name %s", driver, driver->name);
-
-               if (driver->probe(network) == 0) {
-                       network->driver = driver;
-                       break;
-               }
-       }
-
-       if (network->driver == NULL)
-               return -ENODEV;
-
-       switch (network->type) {
-       case CONNMAN_NETWORK_TYPE_UNKNOWN:
-       case CONNMAN_NETWORK_TYPE_VENDOR:
-               break;
-       case CONNMAN_NETWORK_TYPE_ETHERNET:
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
-       case CONNMAN_NETWORK_TYPE_CELLULAR:
-       case CONNMAN_NETWORK_TYPE_WIFI:
-       case CONNMAN_NETWORK_TYPE_WIMAX:
-               if (network->group != NULL)
-                       __connman_profile_add_network(network);
-               break;
-       }
-
-       return 0;
-}
-
-static void network_remove(struct connman_element *element)
-{
-       struct connman_network *network = element->network;
-
-       DBG("element %p name %s", element, element->name);
-
-       if (network == NULL)
-               return;
-
-       if (network->driver == NULL)
-               return;
-
-       switch (network->type) {
-       case CONNMAN_NETWORK_TYPE_UNKNOWN:
-       case CONNMAN_NETWORK_TYPE_VENDOR:
-               break;
-       case CONNMAN_NETWORK_TYPE_ETHERNET:
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_PAN:
-       case CONNMAN_NETWORK_TYPE_BLUETOOTH_DUN:
-       case CONNMAN_NETWORK_TYPE_CELLULAR:
-       case CONNMAN_NETWORK_TYPE_WIFI:
-       case CONNMAN_NETWORK_TYPE_WIMAX:
-               if (network->group != NULL) {
-                       __connman_profile_remove_network(network);
-
-                       g_free(network->group);
-                       network->group = NULL;
-               }
-               break;
-       }
-
-       if (network->driver->remove)
-               network->driver->remove(network);
-}
-
-static void network_change(struct connman_element *element)
-{
-       struct connman_network *network = element->network;
-
-       DBG("element %p name %s", element, element->name);
-
-       if (element->state != CONNMAN_ELEMENT_STATE_ERROR)
-               return;
-
-       if (element->error != CONNMAN_ELEMENT_ERROR_DHCP_FAILED)
-               return;
-
-       if (network->connected == FALSE)
-               return;
-
-       connman_element_unregister_children(element);
-
-       connman_device_set_disconnected(network->device, TRUE);
-
-       if (network->driver && network->driver->disconnect) {
-               network->driver->disconnect(network);
-               return;
-       }
-
-       network->connected = FALSE;
 }
 
-static struct connman_driver network_driver = {
-       .name           = "network",
-       .type           = CONNMAN_ELEMENT_TYPE_NETWORK,
-       .priority       = CONNMAN_DRIVER_PRIORITY_LOW,
-       .probe          = network_probe,
-       .remove         = network_remove,
-       .change         = network_change,
-};
-
 int __connman_network_init(void)
 {
        DBG("");
 
-       return connman_driver_register(&network_driver);
+       return 0;
 }
 
 void __connman_network_cleanup(void)
 {
        DBG("");
-
-       connman_driver_unregister(&network_driver);
 }