Imported Upstream connman version 1.38
[platform/upstream/connman.git] / plugins / ofono.c
old mode 100644 (file)
new mode 100755 (executable)
index 8650bfc..36873d5
@@ -2,8 +2,9 @@
  *
  *  Connection Manager
  *
- *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
+ *  Copyright (C) 2007-2013  Intel Corporation. All rights reserved.
  *  Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+ *  Copyright (C) 2011-2014  BMW Car IT GmbH.
  *
  *  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 <gdbus.h>
 #include <string.h>
+#include <stdint.h>
 
 #define CONNMAN_API_SUBJECT_TO_CHANGE
 #include <connman/plugin.h>
 #include <connman/device.h>
 #include <connman/network.h>
-#include <connman/ipconfig.h>
-#include <connman/dbus.h>
 #include <connman/inet.h>
-#include <connman/technology.h>
+#include <connman/dbus.h>
 #include <connman/log.h>
+#include <connman/technology.h>
 
 #include "mcc.h"
 
 
 #define OFONO_MANAGER_INTERFACE                OFONO_SERVICE ".Manager"
 #define OFONO_MODEM_INTERFACE          OFONO_SERVICE ".Modem"
-#define OFONO_GPRS_INTERFACE           OFONO_SERVICE ".ConnectionManager"
-#define OFONO_CONTEXT_INTERFACE                OFONO_SERVICE ".ConnectionContext"
 #define OFONO_SIM_INTERFACE            OFONO_SERVICE ".SimManager"
-#define OFONO_REGISTRATION_INTERFACE   OFONO_SERVICE ".NetworkRegistration"
+#define OFONO_NETREG_INTERFACE         OFONO_SERVICE ".NetworkRegistration"
+#define OFONO_CM_INTERFACE             OFONO_SERVICE ".ConnectionManager"
+#define OFONO_CONTEXT_INTERFACE                OFONO_SERVICE ".ConnectionContext"
+#define OFONO_CDMA_CM_INTERFACE                OFONO_SERVICE ".cdma.ConnectionManager"
+#define OFONO_CDMA_NETREG_INTERFACE    OFONO_SERVICE ".cdma.NetworkRegistration"
 
+#define MODEM_ADDED                    "ModemAdded"
+#define MODEM_REMOVED                  "ModemRemoved"
 #define PROPERTY_CHANGED               "PropertyChanged"
-#define GET_PROPERTIES                 "GetProperties"
-#define SET_PROPERTY                   "SetProperty"
 #define CONTEXT_ADDED                  "ContextAdded"
 #define CONTEXT_REMOVED                        "ContextRemoved"
-#define ADD_CONTEXT                    "AddContext"
-#define GET_MODEMS                     "GetModems"
-#define MODEM_ADDED                    "ModemAdded"
-#define MODEM_REMOVED                  "ModemRemoved"
 
+#define GET_PROPERTIES                 "GetProperties"
+#define SET_PROPERTY                   "SetProperty"
+#define GET_MODEMS                     "GetModems"
+#define GET_CONTEXTS                   "GetContexts"
 
 #define TIMEOUT 40000
 
+enum ofono_api {
+       OFONO_API_SIM =         0x1,
+       OFONO_API_NETREG =      0x2,
+       OFONO_API_CM =          0x4,
+       OFONO_API_CDMA_NETREG = 0x8,
+       OFONO_API_CDMA_CM =     0x10,
+};
+
+/*
+ * The way this plugin works is following:
+ *
+ *   powered -> SubscriberIdentity or Online = True -> gprs, context ->
+ *     attached -> netreg -> ready
+ *
+ * Depending on the modem type, this plugin will behave differently.
+ *
+ * GSM working flow:
+ *
+ * When a new modem appears, the plugin always powers it up. This
+ * allows the plugin to create a connman_device. The core will call
+ * modem_enable() if the technology is enabled. modem_enable() will
+ * then set the modem online. If the technology is disabled then
+ * modem_disable() will just set the modem offline. The modem is
+ * always kept powered all the time.
+ *
+ * After setting the modem online the plugin waits for the
+ * ConnectionManager and ConnectionContext to appear. When the context
+ * signals that it is attached and the NetworkRegistration interface
+ * appears, a new Service will be created and registered at the core.
+ *
+ * When asked to connect to the network (network_connect()) the plugin
+ * will set the Active property on the context. If this operation is
+ * successful the modem is connected to the network. oFono will inform
+ * the plugin about IP configuration through the updating the context's
+ * properties.
+ *
+ * CDMA working flow:
+ *
+ * When a new modem appears, the plugin always powers it up. This
+ * allows the plugin to create connman_device either using IMSI either
+ * using modem Serial if the modem got a SIM interface or not.
+ *
+ * As for GSM, the core will call modem_enable() if the technology
+ * is enabled. modem_enable() will then set the modem online.
+ * If the technology is disabled then modem_disable() will just set the
+ * modem offline. The modem is always kept powered all the time.
+ *
+ * After setting the modem online the plugin waits for CdmaConnectionManager
+ * interface to appear. Then, once CdmaNetworkRegistration appears, a new
+ * Service will be created and registered at the core.
+ *
+ * When asked to connect to the network (network_connect()) the plugin
+ * will power up the CdmaConnectionManager interface.
+ * If the operation is successful the modem is connected to the network.
+ * oFono will inform the plugin about IP configuration through the
+ * updating CdmaConnectionManager settings properties.
+ */
+
 static DBusConnection *connection;
 
-static GHashTable *modem_hash = NULL;
+static GHashTable *modem_hash;
+static GHashTable *context_hash;
 
-static GHashTable *network_hash;
+struct network_context {
+       char *path;
+       int index;
+       struct connman_network *network;
+
+       enum connman_ipconfig_method ipv4_method;
+       struct connman_ipaddress *ipv4_address;
+       char *ipv4_nameservers;
+
+       enum connman_ipconfig_method ipv6_method;
+       struct connman_ipaddress *ipv6_address;
+       char *ipv6_nameservers;
+
+       int refcount;
+
+       bool active;
+       bool valid_apn; /* APN is 'valid' if length > 0 */
+};
 
 struct modem_data {
        char *path;
+
        struct connman_device *device;
-       gboolean has_sim;
-       gboolean has_reg;
-       gboolean has_gprs;
-       gboolean available;
-       gboolean pending_online;
-       dbus_bool_t requested_online;
-       dbus_bool_t online;
-
-       /* org.ofono.ConnectionManager properties */
-       dbus_bool_t powered;
-       dbus_bool_t attached;
-       dbus_bool_t roaming_allowed;
 
-       connman_bool_t registered;
-       connman_bool_t roaming;
-       uint8_t strength, has_strength;
-       char *operator;
-};
+       GSList *context_list;
 
-struct network_info {
-       struct connman_network *network;
+       /* Modem Interface */
+       char *serial;
+       bool powered;
+       bool online;
+       uint8_t interfaces;
+       bool ignore;
 
-       enum connman_ipconfig_method ipv4_method;
-       struct connman_ipaddress ipv4_address;
+       bool set_powered;
 
-       enum connman_ipconfig_method ipv6_method;
-       struct connman_ipaddress ipv6_address;
+       /* CDMA ConnectionManager Interface */
+       bool cdma_cm_powered;
+
+       /* ConnectionManager Interface */
+       bool attached;
+       bool cm_powered;
+
+       /* SimManager Interface */
+       char *imsi;
+
+       /* Netreg Interface */
+       char *name;
+       uint8_t strength;
+       uint8_t data_strength; /* 1xEVDO signal strength */
+       bool registered;
+       bool roaming;
+
+       /* pending calls */
+       DBusPendingCall *call_set_property;
+       DBusPendingCall *call_get_properties;
+       DBusPendingCall *call_get_contexts;
 };
 
-static int modem_probe(struct connman_device *device)
+static const char *api2string(enum ofono_api api)
+{
+       switch (api) {
+       case OFONO_API_SIM:
+               return "sim";
+       case OFONO_API_NETREG:
+               return "netreg";
+       case OFONO_API_CM:
+               return "cm";
+       case OFONO_API_CDMA_NETREG:
+               return "cdma-netreg";
+       case OFONO_API_CDMA_CM:
+               return "cmda-cm";
+       }
+
+       return "unknown";
+}
+
+static char *get_ident(const char *path)
 {
-       DBG("device %p", device);
+       char *pos;
 
-       return 0;
+       if (*path != '/')
+               return NULL;
+
+       pos = strrchr(path, '/');
+       if (!pos)
+               return NULL;
+
+       return pos + 1;
 }
 
-static void modem_remove(struct connman_device *device)
+static struct network_context *get_context_with_path(GSList *context_list,
+                                               const gchar *path)
 {
-       DBG("device %p", device);
+       GSList *list;
+
+       DBG("path %s", path);
+
+       for (list = context_list; list; list = list->next) {
+               struct network_context *context = list->data;
+
+               if (g_strcmp0(context->path, path) == 0)
+                       return context;
+       }
+
+       return NULL;
 }
 
-static int call_ofono(const char *path,
-                       const char *interface, const char *method,
-                       DBusPendingCallNotifyFunction notify, void *user_data,
-                       DBusFreeFunction free_function,
-                       int type, ...)
+static struct network_context *get_context_with_network(GSList *context_list,
+                               const struct connman_network *network)
 {
-       DBusMessage *message;
-       DBusPendingCall *call;
-       dbus_bool_t ok;
-       va_list va;
+       GSList *list;
+
+       DBG("network %p", network);
 
-       DBG("path %s %s.%s", path, interface, method);
+       for (list = context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-       if (path == NULL)
-               return -EINVAL;
+               if (context->network == network)
+                       return context;
+       }
 
-       message = dbus_message_new_method_call(OFONO_SERVICE, path,
-                                       interface, method);
-       if (message == NULL)
-               return -ENOMEM;
+       return NULL;
+}
+
+static struct network_context *network_context_alloc(const char *path)
+{
+       struct network_context *context;
 
-       dbus_message_set_auto_start(message, FALSE);
+       context = g_try_new0(struct network_context, 1);
+       if (!context)
+               return NULL;
 
-       va_start(va, type);
-       ok = dbus_message_append_args_valist(message, type, va);
-       va_end(va);
+       context->path = g_strdup(path);
+       context->index = -1;
 
-       if (!ok)
-               return -ENOMEM;
+       context->ipv4_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
+       context->ipv4_address = NULL;
+       context->ipv4_nameservers = NULL;
 
-       if (dbus_connection_send_with_reply(connection, message,
-                                               &call, TIMEOUT) == FALSE) {
-               connman_error("Failed to call %s.%s", interface, method);
-               dbus_message_unref(message);
-               return -EINVAL;
+       context->ipv6_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
+       context->ipv6_address = NULL;
+       context->ipv6_nameservers = NULL;
+
+       context->refcount = 1;
+
+       return context;
+}
+
+static void network_context_ref(struct network_context *context)
+{
+       DBG("%p ref %d", context, context->refcount + 1);
+
+       __sync_fetch_and_add(&context->refcount, 1);
+}
+
+static void network_context_unref(struct network_context *context)
+{
+       DBG("%p ref %d", context, context->refcount - 1);
+
+       if (__sync_fetch_and_sub(&context->refcount, 1) != 1)
+               return;
+
+       g_free(context->path);
+
+       connman_ipaddress_free(context->ipv4_address);
+       g_free(context->ipv4_nameservers);
+
+       connman_ipaddress_free(context->ipv6_address);
+       g_free(context->ipv6_nameservers);
+
+       g_free(context);
+}
+
+static void set_connected(struct modem_data *modem,
+                       struct network_context *context)
+{
+       struct connman_service *service;
+       bool setip = false;
+       enum connman_ipconfig_method method;
+       char *nameservers;
+       int index;
+
+       DBG("%s", modem->path);
+
+       index = context->index;
+
+       method = context->ipv4_method;
+       if (index < 0 || (!context->ipv4_address &&
+                               method == CONNMAN_IPCONFIG_METHOD_FIXED)) {
+               connman_error("Invalid index and/or address");
+               return;
        }
 
-       if (call == NULL) {
-               connman_error("D-Bus connection not available");
-               dbus_message_unref(message);
-               return -EINVAL;
+       service = connman_service_lookup_from_network(context->network);
+       if (!service)
+               return;
+
+       connman_service_create_ip4config(service, index);
+       connman_network_set_ipv4_method(context->network, method);
+
+       if (method == CONNMAN_IPCONFIG_METHOD_FIXED ||
+                       method == CONNMAN_IPCONFIG_METHOD_DHCP) {
+               setip = true;
        }
 
-       dbus_pending_call_set_notify(call, notify, user_data, free_function);
+       if (method == CONNMAN_IPCONFIG_METHOD_FIXED) {
+               connman_network_set_ipaddress(context->network,
+                                               context->ipv4_address);
+       }
 
-       dbus_message_unref(message);
+       method = context->ipv6_method;
+       connman_service_create_ip6config(service, index);
+       connman_network_set_ipv6_method(context->network, method);
 
-       return -EINPROGRESS;
+       if (method == CONNMAN_IPCONFIG_METHOD_AUTO) {
+               setip = true;
+       }
+
+       /* Set the nameservers */
+       if (context->ipv4_nameservers &&
+                   context->ipv6_nameservers) {
+               nameservers = g_strdup_printf("%s %s",
+                                   context->ipv4_nameservers,
+                                   context->ipv6_nameservers);
+               connman_network_set_nameservers(context->network, nameservers);
+               g_free(nameservers);
+       } else if (context->ipv4_nameservers) {
+               connman_network_set_nameservers(context->network,
+                                   context->ipv4_nameservers);
+       } else if (context->ipv6_nameservers) {
+               connman_network_set_nameservers(context->network,
+                                   context->ipv6_nameservers);
+       }
+
+       if (setip) {
+               connman_network_set_index(context->network, index);
+               connman_network_set_connected(context->network, true);
+       }
+}
+
+static void set_disconnected(struct network_context *context)
+{
+       DBG("%s", context->path);
+
+       if (context->network)
+               connman_network_set_connected(context->network, false);
+
+       g_free(context->ipv4_nameservers);
+       context->ipv4_nameservers = NULL;
+       if (context->ipv4_method != CONNMAN_IPCONFIG_METHOD_OFF)
+               context->ipv4_method =
+                       CONNMAN_IPCONFIG_METHOD_UNKNOWN;
+
+       g_free(context->ipv6_nameservers);
+       context->ipv6_nameservers = NULL;
+       if (context->ipv6_method != CONNMAN_IPCONFIG_METHOD_OFF)
+               context->ipv6_method =
+                       CONNMAN_IPCONFIG_METHOD_UNKNOWN;
+}
+
+typedef void (*set_property_cb)(struct modem_data *data,
+                               struct network_context *context, bool success);
+typedef void (*get_properties_cb)(struct modem_data *data,
+                               DBusMessageIter *dict);
+
+struct property_info {
+       struct modem_data *modem;
+       struct network_context *context;
+       const char *path;
+       const char *interface;
+       const char *property;
+       set_property_cb set_property_cb;
+       get_properties_cb get_properties_cb;
+};
+
+static void free_property_info(void * memory)
+{
+       struct property_info * info = memory;
+
+       if (info->context)
+               network_context_unref(info->context);
+
+       g_free(info);
 }
 
 static void set_property_reply(DBusPendingCall *call, void *user_data)
 {
+       struct property_info *info = user_data;
        DBusMessage *reply;
        DBusError error;
-       char const *name = user_data;
+       bool success = true;
 
-       DBG("");
+       DBG("%s path %s %s.%s", info->modem->path,
+               info->path, info->interface, info->property);
+
+       info->modem->call_set_property = NULL;
 
        dbus_error_init(&error);
 
        reply = dbus_pending_call_steal_reply(call);
 
        if (dbus_set_error_from_message(&error, reply)) {
-               connman_error("SetProperty(%s) %s %s", name,
+               connman_error("Failed to change property: %s %s.%s: %s %s",
+                               info->path, info->interface, info->property,
                                error.name, error.message);
                dbus_error_free(&error);
+               success = false;
        }
 
+       if (info->set_property_cb)
+               (*info->set_property_cb)(info->modem, info->context,
+                                               success);
+
        dbus_message_unref(reply);
 
        dbus_pending_call_unref(call);
 }
 
-static int set_property(const char *path, const char *interface,
+static int set_property(struct modem_data *modem,
+                       struct network_context *context,
+                       const char *path, const char *interface,
                        const char *property, int type, void *value,
-                       DBusPendingCallNotifyFunction notify, void *user_data,
-                       DBusFreeFunction free_function)
+                       set_property_cb notify)
 {
        DBusMessage *message;
        DBusMessageIter iter;
-       DBusPendingCall *call;
-
-       DBG("path %s %s.%s", path, interface, property);
+       struct property_info *info;
 
-       g_assert(notify == NULL ? free_function == NULL : 1);
+       DBG("%s path %s %s.%s", modem->path, path, interface, property);
 
-       if (path == NULL)
-               return -EINVAL;
+       if (modem->call_set_property) {
+               DBG("Cancel pending SetProperty");
+               dbus_pending_call_cancel(modem->call_set_property);
+               dbus_pending_call_unref(modem->call_set_property);
+               modem->call_set_property = NULL;
+       }
 
        message = dbus_message_new_method_call(OFONO_SERVICE, path,
                                        interface, SET_PROPERTY);
-       if (message == NULL)
+       if (!message)
                return -ENOMEM;
 
-       dbus_message_set_auto_start(message, FALSE);
-
        dbus_message_iter_init_append(message, &iter);
        connman_dbus_property_append_basic(&iter, property, type, value);
 
-       if (dbus_connection_send_with_reply(connection, message,
-                                               &call, TIMEOUT) == FALSE) {
-               connman_error("Failed to change \"%s\" property on %s",
-                               property, interface);
+       if (!dbus_connection_send_with_reply(connection, message,
+                                       &modem->call_set_property, TIMEOUT)) {
+               connman_error("Failed to change property: %s %s.%s",
+                               path, interface, property);
                dbus_message_unref(message);
                return -EINVAL;
        }
 
-       if (call == NULL) {
+       if (!modem->call_set_property) {
                connman_error("D-Bus connection not available");
                dbus_message_unref(message);
                return -EINVAL;
        }
 
-       if (notify == NULL) {
-               notify = set_property_reply;
-               user_data = (void *)property;
-               free_function = NULL;
+       info = g_try_new0(struct property_info, 1);
+       if (!info) {
+               dbus_message_unref(message);
+               return -ENOMEM;
        }
 
-       dbus_pending_call_set_notify(call, notify, user_data, free_function);
-
-       dbus_message_unref(message);
+       info->modem = modem;
+       info->context = context;
+       info->path = path;
+       info->interface = interface;
+       info->property = property;
+       info->set_property_cb = notify;
 
-       return -EINPROGRESS;
-}
+       if (info->context)
+               network_context_ref(info->context);
 
-static void update_modem_online(struct modem_data *modem,
-                               connman_bool_t online)
-{
-       DBG("modem %p path %s online %d", modem, modem->path, online);
+       dbus_pending_call_set_notify(modem->call_set_property,
+                               set_property_reply, info, free_property_info);
 
-       modem->online = online;
-       modem->requested_online = online;
-       modem->pending_online = FALSE;
+       dbus_message_unref(message);
 
-       if (modem->device)
-               connman_device_set_powered(modem->device, online);
+       return -EINPROGRESS;
 }
 
-static void set_online_reply(DBusPendingCall *call, void *user_data)
+static void get_properties_reply(DBusPendingCall *call, void *user_data)
 {
-       struct modem_data *modem;
+       struct property_info *info = user_data;
+       DBusMessageIter array, dict;
        DBusMessage *reply;
        DBusError error;
-       gboolean result;
 
-       DBG("path %s", (char *)user_data);
+       DBG("%s path %s %s", info->modem->path, info->path, info->interface);
 
-       if (modem_hash == NULL)
-               return;
+       info->modem->call_get_properties = NULL;
 
-       modem = g_hash_table_lookup(modem_hash, user_data);
-       if (modem == NULL)
-               return;
+       dbus_error_init(&error);
 
        reply = dbus_pending_call_steal_reply(call);
 
-       dbus_error_init(&error);
-
        if (dbus_set_error_from_message(&error, reply)) {
-               connman_error("SetProperty(Online) %s %s",
+               connman_error("Failed to get properties: %s %s: %s %s",
+                               info->path, info->interface,
                                error.name, error.message);
                dbus_error_free(&error);
 
-               result = modem->online;
-       } else
-               result = modem->requested_online;
+               goto done;
+       }
+
+       if (!dbus_message_iter_init(reply, &array))
+               goto done;
+
+       if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
+               goto done;
+
+       dbus_message_iter_recurse(&array, &dict);
 
-       if (modem->pending_online)
-               update_modem_online(modem, result);
+       if (info->get_properties_cb)
+               (*info->get_properties_cb)(info->modem, &dict);
+
+done:
 
        dbus_message_unref(reply);
 
        dbus_pending_call_unref(call);
 }
 
-static int modem_change_online(char const *path, dbus_bool_t online)
+static int get_properties(const char *path, const char *interface,
+                               get_properties_cb notify,
+                               struct modem_data *modem)
 {
-       struct modem_data *modem = g_hash_table_lookup(modem_hash, path);
+       DBusMessage *message;
+       struct property_info *info;
 
-       if (modem == NULL)
-               return -ENODEV;
+       DBG("%s path %s %s", modem->path, path, interface);
 
-       if (modem->online == online)
-               return -EALREADY;
+       if (modem->call_get_properties) {
+               connman_error("Pending GetProperties");
+               return -EBUSY;
+       }
 
-       modem->requested_online = online;
+       message = dbus_message_new_method_call(OFONO_SERVICE, path,
+                                       interface, GET_PROPERTIES);
+       if (!message)
+               return -ENOMEM;
 
-       return set_property(path, OFONO_MODEM_INTERFACE, "Online",
-                               DBUS_TYPE_BOOLEAN, &online,
-                               set_online_reply,
-                               (void *)g_strdup(path), g_free);
-}
+       if (!dbus_connection_send_with_reply(connection, message,
+                                       &modem->call_get_properties, TIMEOUT)) {
+               connman_error("Failed to call %s.GetProperties()", interface);
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
 
-static int modem_enable(struct connman_device *device)
-{
-       const char *path = connman_device_get_string(device, "Path");
+       if (!modem->call_get_properties) {
+               connman_error("D-Bus connection not available");
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
 
-       DBG("device %p, path, %s", device, path);
+       info = g_try_new0(struct property_info, 1);
+       if (!info) {
+               dbus_message_unref(message);
+               return -ENOMEM;
+       }
 
-       return modem_change_online(path, TRUE);
-}
+       info->modem = modem;
+       info->path = path;
+       info->interface = interface;
+       info->get_properties_cb = notify;
 
-static int modem_disable(struct connman_device *device)
-{
-       const char *path = connman_device_get_string(device, "Path");
+       dbus_pending_call_set_notify(modem->call_get_properties,
+                                       get_properties_reply, info, g_free);
 
-       DBG("device %p path %s", device, path);
+       dbus_message_unref(message);
 
-       return modem_change_online(path, FALSE);
+       return -EINPROGRESS;
 }
 
-static struct connman_device_driver modem_driver = {
-       .name           = "modem",
-       .type           = CONNMAN_DEVICE_TYPE_CELLULAR,
-       .probe          = modem_probe,
-       .remove         = modem_remove,
-       .enable         = modem_enable,
-       .disable        = modem_disable,
-};
-
-static void remove_device_networks(struct connman_device *device)
+static void context_set_active_reply(struct modem_data *modem,
+                               struct network_context *context, bool success)
 {
-       GHashTableIter iter;
-       gpointer key, value;
-       GSList *info_list = NULL;
-       GSList *list;
+       DBG("%s", context->path);
 
-       if (network_hash == NULL)
+       if (success) {
+               /*
+                * Don't handle do anything on success here. oFono will send
+                * the change via PropertyChanged signal.
+                */
                return;
-
-       g_hash_table_iter_init(&iter, network_hash);
-
-       while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
-               struct network_info *info = value;
-
-               if (connman_network_get_device(info->network) != device)
-                       continue;
-
-               info_list = g_slist_append(info_list, info);
        }
 
-       for (list = info_list; list != NULL; list = list->next) {
-               struct network_info *info = list->data;
-
-               connman_device_remove_network(device, info->network);
+       /*
+        * Active = True might fail due a timeout. That means oFono
+        * still tries to go online. If we retry to set Active = True,
+        * we just get a InProgress error message. Should we power
+        * cycle the modem in such cases?
+        */
+
+       if (!context->network) {
+               /*
+                * In the case where we power down the device
+                * we don't wait for the reply, therefore the network
+                * might already be gone.
+                */
+               return;
        }
 
-       g_slist_free(info_list);
+       connman_network_set_error(context->network,
+                               CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 }
 
-static void modem_remove_device(struct modem_data *modem)
+static int context_set_active(struct modem_data *modem,
+                       struct network_context *context,
+                       dbus_bool_t active)
 {
-       DBG("modem %p path %s device %p", modem, modem->path, modem->device);
+       int err;
 
-       if (modem->device == NULL)
-               return;
+       DBG("%s active %d", modem->path, active);
 
-       remove_device_networks(modem->device);
+       err = set_property(modem, context, context->path,
+                               OFONO_CONTEXT_INTERFACE,
+                               "Active", DBUS_TYPE_BOOLEAN,
+                               &active,
+                               context_set_active_reply);
 
-       connman_device_unregister(modem->device);
-       connman_device_unref(modem->device);
+       if (!active && err == -EINPROGRESS)
+               return 0;
 
-       modem->device = NULL;
+       return err;
 }
 
-static void remove_modem(gpointer data)
+static void cdma_cm_set_powered_reply(struct modem_data *modem,
+                               struct network_context *context, bool success)
 {
-       struct modem_data *modem = data;
+       DBG("%s", context->path);
 
-       modem_remove_device(modem);
+       if (success) {
+               /*
+                * Don't handle do anything on success here. oFono will send
+                * the change via PropertyChanged signal.
+                */
+               return;
+       }
 
-       g_free(modem->path);
-       g_free(modem->operator);
+       /*
+        * Powered = True might fail due a timeout. That means oFono
+        * still tries to go online. If we retry to set Powered = True,
+        * we just get a InProgress error message. Should we power
+        * cycle the modem in such cases?
+        */
+
+       if (!context->network) {
+               /*
+                * In the case where we power down the device
+                * we don't wait for the reply, therefore the network
+                * might already be gone.
+                */
+               return;
+       }
 
-       g_free(modem);
+       connman_network_set_error(context->network,
+                               CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
 }
 
-static void remove_network(gpointer data)
+static int cdma_cm_set_powered(struct modem_data *modem, dbus_bool_t powered)
 {
-       struct network_info *info = data;
-       struct connman_device *device;
+       int err;
+       struct network_context *context = NULL;
 
-       device = connman_network_get_device(info->network);
-       if (device != NULL)
-               connman_device_remove_network(device, info->network);
+       if (!modem->context_list)
+               return -1;
 
-       connman_network_unref(info->network);
+       DBG("%s powered %d", modem->path, powered);
 
-       g_free(info);
-}
+       /* In case of CDMA, there is only one context */
+       context = modem->context_list->data;
+       err = set_property(modem, context, modem->path,
+                               OFONO_CDMA_CM_INTERFACE,
+                               "Powered", DBUS_TYPE_BOOLEAN,
+                               &powered,
+                               cdma_cm_set_powered_reply);
 
-static char *get_ident(const char *path)
-{
-       char *pos;
+       if (!powered && err == -EINPROGRESS)
+               return 0;
 
-       if (*path != '/')
-               return NULL;
+       return err;
+}
 
-       pos = strrchr(path, '/');
-       if (pos == NULL)
-               return NULL;
+static int modem_set_online(struct modem_data *modem, dbus_bool_t online)
+{
+       DBG("%s online %d", modem->path, online);
 
-       return pos + 1;
+       return set_property(modem, NULL, modem->path,
+                               OFONO_MODEM_INTERFACE,
+                               "Online", DBUS_TYPE_BOOLEAN,
+                               &online,
+                               NULL);
 }
 
-static void create_service(struct connman_network *network)
+static int cm_set_powered(struct modem_data *modem, dbus_bool_t powered)
 {
-       const char *path;
-       char *group;
+       int err;
 
-       DBG("");
+       DBG("%s powered %d", modem->path, powered);
 
-       path = connman_network_get_string(network, "Path");
+       err = set_property(modem, NULL, modem->path,
+                               OFONO_CM_INTERFACE,
+                               "Powered", DBUS_TYPE_BOOLEAN,
+                               &powered,
+                               NULL);
 
-       group = get_ident(path);
+       if (!powered && err == -EINPROGRESS)
+               return 0;
 
-       connman_network_set_group(network, group);
+       return err;
 }
 
-static int network_probe(struct connman_network *network)
-{
-       return 0;
-}
-
-static gboolean pending_network_is_available(struct connman_network *network)
-{
-       /* Modem or network may be removed */
-       if (network == NULL || connman_network_get_device(network) == NULL) {
-               DBG("Modem or network was removed");
-               return FALSE;
-       }
-
-       return TRUE;
-}
-
-static void set_connected(struct network_info *info,
-                               connman_bool_t connected)
-{
-       gboolean setip = FALSE;
-
-       DBG("network %p connected %d", info->network, connected);
-
-       switch (info->ipv4_method) {
-       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
-       case CONNMAN_IPCONFIG_METHOD_OFF:
-       case CONNMAN_IPCONFIG_METHOD_MANUAL:
-       case CONNMAN_IPCONFIG_METHOD_AUTO:
-               break;
-
-       case CONNMAN_IPCONFIG_METHOD_FIXED:
-               connman_network_set_ipv4_method(info->network,
-                                                       info->ipv4_method);
-               connman_network_set_ipaddress(info->network,
-                                                       &info->ipv4_address);
-               setip = TRUE;
-               break;
-
-       case CONNMAN_IPCONFIG_METHOD_DHCP:
-               connman_network_set_ipv4_method(info->network,
-                                                       info->ipv4_method);
-               setip = TRUE;
-               break;
-       }
-
-       switch (info->ipv6_method) {
-       case CONNMAN_IPCONFIG_METHOD_UNKNOWN:
-       case CONNMAN_IPCONFIG_METHOD_OFF:
-       case CONNMAN_IPCONFIG_METHOD_MANUAL:
-       case CONNMAN_IPCONFIG_METHOD_DHCP:
-       case CONNMAN_IPCONFIG_METHOD_AUTO:
-               break;
-
-       case CONNMAN_IPCONFIG_METHOD_FIXED:
-               connman_network_set_ipv6_method(info->network,
-                                                       info->ipv6_method);
-               connman_network_set_ipaddress(info->network,
-                                                       &info->ipv6_address);
-               setip = TRUE;
-               break;
-       }
-
-       if (setip == TRUE)
-               connman_network_set_connected(info->network, connected);
-}
-
-static void set_active_reply(DBusPendingCall *call, void *user_data)
-{
-       char const *path = user_data;
-       DBusMessage *reply;
-       DBusError error;
-       struct network_info *info;
-
-       info = g_hash_table_lookup(network_hash, path);
-
-       reply = dbus_pending_call_steal_reply(call);
-
-       if (info == NULL)
-               goto done;
-
-       DBG("path %s network %p", path, info->network);
-
-       if (!pending_network_is_available(info->network))
-               goto done;
-
-       dbus_error_init(&error);
-
-       if (dbus_set_error_from_message(&error, reply)) {
-               connman_error("SetProperty(Active) %s %s",
-                               error.name, error.message);
-
-               if (connman_network_get_index(info->network) < 0)
-                       connman_network_set_error(info->network,
-                               CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
-
-               dbus_error_free(&error);
-       } else if (connman_network_get_index(info->network) >= 0)
-               set_connected(info, TRUE);
-
-done:
-       dbus_message_unref(reply);
-
-       dbus_pending_call_unref(call);
-}
-
-static int set_network_active(struct connman_network *network)
-{
-       dbus_bool_t value = TRUE;
-       const char *path = connman_network_get_string(network, "Path");
-
-       DBG("network %p, path %s", network, path);
-
-       return set_property(path, OFONO_CONTEXT_INTERFACE,
-                               "Active", DBUS_TYPE_BOOLEAN, &value,
-                               set_active_reply, g_strdup(path), g_free);
-}
-
-static int set_network_inactive(struct connman_network *network)
+static int modem_set_powered(struct modem_data *modem, dbus_bool_t powered)
 {
        int err;
-       dbus_bool_t value = FALSE;
-       const char *path = connman_network_get_string(network, "Path");
 
-       DBG("network %p, path %s", network, path);
+       DBG("%s powered %d", modem->path, powered);
+
+       modem->set_powered = powered;
 
-       err = set_property(path, OFONO_CONTEXT_INTERFACE,
-                               "Active", DBUS_TYPE_BOOLEAN, &value,
-                               NULL, NULL, NULL);
+       err = set_property(modem, NULL, modem->path,
+                               OFONO_MODEM_INTERFACE,
+                               "Powered", DBUS_TYPE_BOOLEAN,
+                               &powered,
+                               NULL);
 
-       if (err == -EINPROGRESS)
-               err = 0;
+       if (!powered && err == -EINPROGRESS)
+               return 0;
 
        return err;
 }
 
-static int network_connect(struct connman_network *network)
+static bool has_interface(uint8_t interfaces,
+                                       enum ofono_api api)
 {
-       struct connman_device *device;
-       struct modem_data *modem;
-
-       DBG("network %p", network);
-
-       device = connman_network_get_device(network);
-       if (device == NULL)
-               return -ENODEV;
-
-       modem = connman_device_get_data(device);
-       if (modem == NULL)
-               return -ENODEV;
-
-       if (modem->registered == FALSE)
-               return -ENOLINK;
-
-       if (modem->powered == FALSE)
-               return -ENOLINK;
-
-       if (modem->roaming_allowed == FALSE && modem->roaming == TRUE)
-               return -ENOLINK;
+       if ((interfaces & api) == api)
+               return true;
 
-       return set_network_active(network);
+       return false;
 }
 
-static int network_disconnect(struct connman_network *network)
+static uint8_t extract_interfaces(DBusMessageIter *array)
 {
-       DBG("network %p", network);
+       DBusMessageIter entry;
+       uint8_t interfaces = 0;
 
-       if (connman_network_get_index(network) < 0)
-               return -ENOTCONN;
+       dbus_message_iter_recurse(array, &entry);
 
-       connman_network_set_associating(network, FALSE);
+       while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
+               const char *name;
 
-       return set_network_inactive(network);
-}
+               dbus_message_iter_get_basic(&entry, &name);
 
-static void network_remove(struct connman_network *network)
-{
-       char const *path = connman_network_get_string(network, "Path");
+               if (g_str_equal(name, OFONO_SIM_INTERFACE))
+                       interfaces |= OFONO_API_SIM;
+               else if (g_str_equal(name, OFONO_NETREG_INTERFACE))
+                       interfaces |= OFONO_API_NETREG;
+               else if (g_str_equal(name, OFONO_CM_INTERFACE))
+                       interfaces |= OFONO_API_CM;
+               else if (g_str_equal(name, OFONO_CDMA_CM_INTERFACE))
+                       interfaces |= OFONO_API_CDMA_CM;
+               else if (g_str_equal(name, OFONO_CDMA_NETREG_INTERFACE))
+                       interfaces |= OFONO_API_CDMA_NETREG;
 
-       DBG("network %p path %s", network, path);
+               dbus_message_iter_next(&entry);
+       }
 
-       g_hash_table_remove(network_hash, path);
+       return interfaces;
 }
 
-static struct connman_network_driver network_driver = {
-       .name           = "network",
-       .type           = CONNMAN_NETWORK_TYPE_CELLULAR,
-       .probe          = network_probe,
-       .remove         = network_remove,
-       .connect        = network_connect,
-       .disconnect     = network_disconnect,
-};
-
-static void get_dns(DBusMessageIter *array, struct network_info *info)
+static char *extract_nameservers(DBusMessageIter *array)
 {
        DBusMessageIter entry;
-       gchar *nameservers = NULL, *nameservers_old = NULL;
-
-       DBG("");
-
+       char *nameservers = NULL;
+       char *tmp;
 
        dbus_message_iter_recurse(array, &entry);
 
        while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
-               const char *dns;
-
-               dbus_message_iter_get_basic(&entry, &dns);
+               const char *nameserver;
 
-               DBG("dns %s", dns);
+               dbus_message_iter_get_basic(&entry, &nameserver);
 
-               if (nameservers == NULL) {
-
-                       nameservers = g_strdup(dns);
+               if (!nameservers) {
+                       nameservers = g_strdup(nameserver);
                } else {
-
-                       nameservers_old = nameservers;
-                       nameservers = g_strdup_printf("%s %s",
-                                               nameservers_old, dns);
-                       g_free(nameservers_old);
+                       tmp = nameservers;
+                       nameservers = g_strdup_printf("%s %s", tmp, nameserver);
+                       g_free(tmp);
                }
 
                dbus_message_iter_next(&entry);
        }
 
-       connman_network_set_nameservers(info->network, nameservers);
-
-       g_free(nameservers);
+       return nameservers;
 }
 
-static void update_ipv4_settings(DBusMessageIter *array,
-                               struct network_info *info)
+static void extract_ipv4_settings(DBusMessageIter *array,
+                               struct network_context *context)
 {
        DBusMessageIter dict;
        char *address = NULL, *netmask = NULL, *gateway = NULL;
+       char *nameservers = NULL;
        const char *interface = NULL;
+       int index = -1;
 
-       DBG("network %p", info->network);
+       connman_ipaddress_free(context->ipv4_address);
+       context->ipv4_address = NULL;
 
        if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
                return;
@@ -683,99 +854,101 @@ static void update_ipv4_settings(DBusMessageIter *array,
                dbus_message_iter_recurse(&dict, &entry);
                dbus_message_iter_get_basic(&entry, &key);
 
-               DBG("key %s", key);
-
                dbus_message_iter_next(&entry);
                dbus_message_iter_recurse(&entry, &value);
 
-               if (g_str_equal(key, "Interface") == TRUE) {
-                       int index;
-
+               if (g_str_equal(key, "Interface")) {
                        dbus_message_iter_get_basic(&value, &interface);
 
-                       DBG("interface %s", interface);
+                       DBG("Interface %s", interface);
 
                        index = connman_inet_ifindex(interface);
-                       if (index >= 0) {
-                               connman_network_set_index(info->network, index);
-                       } else {
-                               connman_error("Can not find interface %s",
-                                                               interface);
-                               break;
-                       }
-               } else if (g_str_equal(key, "Method") == TRUE) {
-                       const char *method;
 
-                       dbus_message_iter_get_basic(&value, &method);
+                       DBG("index %d", index);
+               } else if (g_str_equal(key, "Method")) {
+                       dbus_message_iter_get_basic(&value, &val);
 
-                       if (g_strcmp0(method, "static") == 0) {
+                       DBG("Method %s", val);
 
-                               info->ipv4_method =
-                                       CONNMAN_IPCONFIG_METHOD_FIXED;
-                       } else if (g_strcmp0(method, "dhcp") == 0) {
+                       if (g_strcmp0(val, "static") == 0)
+                               context->ipv4_method = CONNMAN_IPCONFIG_METHOD_FIXED;
+                       else if (g_strcmp0(val, "dhcp") == 0)
+                               context->ipv4_method = CONNMAN_IPCONFIG_METHOD_DHCP;
 
-                               info->ipv4_method =
-                                       CONNMAN_IPCONFIG_METHOD_DHCP;
-                               break;
-                       }
-               } else if (g_str_equal(key, "Address") == TRUE) {
+               } else if (g_str_equal(key, "Address")) {
                        dbus_message_iter_get_basic(&value, &val);
 
                        address = g_strdup(val);
 
-                       DBG("address %s", address);
-               } else if (g_str_equal(key, "Netmask") == TRUE) {
+                       DBG("Address %s", address);
+               } else if (g_str_equal(key, "Netmask")) {
                        dbus_message_iter_get_basic(&value, &val);
 
                        netmask = g_strdup(val);
 
-                       DBG("netmask %s", netmask);
-               } else if (g_str_equal(key, "DomainNameServers") == TRUE) {
+                       DBG("Netmask %s", netmask);
+               } else if (g_str_equal(key, "DomainNameServers")) {
+                       nameservers = extract_nameservers(&value);
 
-                       get_dns(&value, info);
-               } else if (g_str_equal(key, "Gateway") == TRUE) {
+                       DBG("Nameservers %s", nameservers);
+               } else if (g_str_equal(key, "Gateway")) {
                        dbus_message_iter_get_basic(&value, &val);
 
                        gateway = g_strdup(val);
 
-                       DBG("gateway %s", gateway);
+                       DBG("Gateway %s", gateway);
                }
 
                dbus_message_iter_next(&dict);
        }
 
+       if (index < 0)
+               goto out;
+
+       context->index = index;
+
+       if (context->ipv4_method != CONNMAN_IPCONFIG_METHOD_FIXED)
+               goto out;
 
-       if (info->ipv4_method == CONNMAN_IPCONFIG_METHOD_FIXED) {
-               connman_ipaddress_set_ipv4(&info->ipv4_address, address,
-                                               netmask, gateway);
+       context->ipv4_address = connman_ipaddress_alloc(CONNMAN_IPCONFIG_TYPE_IPV4);
+       if (!context->ipv4_address) {
+               context->index = -1;
+               goto out;
        }
 
-       /* deactive, oFono send NULL inteface before deactive signal */
-       if (interface == NULL)
-               connman_network_set_index(info->network, -1);
+       connman_ipaddress_set_ipv4(context->ipv4_address, address,
+                               netmask, gateway);
+
+       g_free(context->ipv4_nameservers);
+       context->ipv4_nameservers = nameservers;
+
+out:
+       if (context->ipv4_nameservers != nameservers)
+               g_free(nameservers);
 
        g_free(address);
        g_free(netmask);
        g_free(gateway);
 }
 
-static void update_ipv6_settings(DBusMessageIter *array,
-                               struct network_info *info)
+static void extract_ipv6_settings(DBusMessageIter *array,
+                               struct network_context *context)
 {
        DBusMessageIter dict;
        char *address = NULL, *gateway = NULL;
-       unsigned char prefix_length;
+       unsigned char prefix_length = 0;
+       char *nameservers = NULL;
        const char *interface = NULL;
+       int index = -1;
 
-       DBG("network %p", info->network);
+       connman_ipaddress_free(context->ipv6_address);
+       context->ipv6_address = NULL;
 
        if (dbus_message_iter_get_arg_type(array) != DBUS_TYPE_ARRAY)
                return;
 
        dbus_message_iter_recurse(array, &dict);
 
-       info->ipv6_method = CONNMAN_IPCONFIG_METHOD_FIXED;
-
        while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
                DBusMessageIter entry, value;
                const char *key, *val;
@@ -783,507 +956,513 @@ static void update_ipv6_settings(DBusMessageIter *array,
                dbus_message_iter_recurse(&dict, &entry);
                dbus_message_iter_get_basic(&entry, &key);
 
-               DBG("key %s", key);
-
                dbus_message_iter_next(&entry);
                dbus_message_iter_recurse(&entry, &value);
 
-               if (g_str_equal(key, "Interface") == TRUE) {
-                       int index;
-
+               if (g_str_equal(key, "Interface")) {
                        dbus_message_iter_get_basic(&value, &interface);
 
-                       DBG("interface %s", interface);
+                       DBG("Interface %s", interface);
 
                        index = connman_inet_ifindex(interface);
-                       if (index >= 0) {
-                               connman_network_set_index(info->network, index);
-                       } else {
-                               connman_error("Can not find interface %s",
-                                                               interface);
-                               break;
-                       }
-               } else if (g_str_equal(key, "Address") == TRUE) {
+
+                       DBG("index %d", index);
+               } else if (g_str_equal(key, "Address")) {
                        dbus_message_iter_get_basic(&value, &val);
 
                        address = g_strdup(val);
 
-                       DBG("address %s", address);
-               } else if (g_str_equal(key, "PrefixLength") == TRUE) {
+                       DBG("Address %s", address);
+               } else if (g_str_equal(key, "PrefixLength")) {
                        dbus_message_iter_get_basic(&value, &prefix_length);
 
                        DBG("prefix length %d", prefix_length);
-               } else if (g_str_equal(key, "DomainNameServers") == TRUE) {
+               } else if (g_str_equal(key, "DomainNameServers")) {
+                       nameservers = extract_nameservers(&value);
 
-                       get_dns(&value, info);
-               } else if (g_str_equal(key, "Gateway") == TRUE) {
+                       DBG("Nameservers %s", nameservers);
+               } else if (g_str_equal(key, "Gateway")) {
                        dbus_message_iter_get_basic(&value, &val);
 
                        gateway = g_strdup(val);
 
-                       DBG("gateway %s", gateway);
+                       DBG("Gateway %s", gateway);
                }
 
                dbus_message_iter_next(&dict);
        }
 
-       connman_ipaddress_set_ipv6(&info->ipv6_address, address,
-                                               prefix_length, gateway);
-
-       /* deactive, oFono send NULL inteface before deactive signal */
-       if (interface == NULL)
-               connman_network_set_index(info->network, -1);
+       if (index < 0)
+               goto out;
 
-       g_free(address);
-       g_free(gateway);
-}
+       context->ipv6_method = CONNMAN_IPCONFIG_METHOD_AUTO;
 
-static int add_network(struct connman_device *device,
-                       const char *path, DBusMessageIter *dict)
-{
-       struct modem_data *modem = connman_device_get_data(device);
-       struct connman_network *network;
-       struct network_info *info;
-       char *ident;
-       dbus_bool_t active = FALSE;
+       context->ipv6_address =
+               connman_ipaddress_alloc(CONNMAN_IPCONFIG_TYPE_IPV6);
+       if (!context->ipv6_address)
+               goto out;
 
-       DBG("modem %p device %p path %s", modem, device, path);
+       context->index = index;
+       connman_ipaddress_set_ipv6(context->ipv6_address, address,
+                               prefix_length, gateway);
 
-       ident = get_ident(path);
+       g_free(context->ipv6_nameservers);
+       context->ipv6_nameservers = nameservers;
 
-       network = connman_device_get_network(device, ident);
-       if (network != NULL)
-               return -EALREADY;
+out:
+       if (context->ipv6_nameservers != nameservers)
+               g_free(nameservers);
 
-       info = g_hash_table_lookup(network_hash, path);
-       if (info != NULL) {
-               DBG("path %p already exists with device %p", path,
-                       connman_network_get_device(info->network));
-               if (connman_network_get_device(info->network))
-                       return -EALREADY;
-               g_hash_table_remove(network_hash, path);
-       }
+       g_free(address);
+       g_free(gateway);
+}
 
-       network = connman_network_create(ident, CONNMAN_NETWORK_TYPE_CELLULAR);
-       if (network == NULL)
-               return -ENOMEM;
+static bool ready_to_create_device(struct modem_data *modem)
+{
+       /*
+        * There are three different modem types which behave slightly
+        * different:
+        * - GSM modems will expose the SIM interface then the
+        *   CM interface.
+        * - CDMA modems will expose CM first and sometime later
+        *   a unique serial number.
+        *
+        * This functions tests if we have the necessary information gathered
+        * before we are able to create a device.
+        */
 
-       info = g_try_new0(struct network_info, 1);
-       if (info == NULL) {
-               connman_network_unref(network);
-               return -ENOMEM;
-       }
+       if (modem->device)
+               return false;
 
-       connman_ipaddress_clear(&info->ipv4_address);
-       connman_ipaddress_clear(&info->ipv6_address);
-       info->network = network;
+       if (modem->imsi || modem->serial)
+               return true;
 
-       connman_network_set_string(network, "Path", path);
+       return false;
+}
 
-       create_service(network);
+static void create_device(struct modem_data *modem)
+{
+       struct connman_device *device;
+       char *ident = NULL;
 
-       g_hash_table_insert(network_hash, (char *) path, info);
+       DBG("%s", modem->path);
 
-       connman_network_set_available(network, TRUE);
-       connman_network_set_index(network, -1);
+       if (modem->imsi)
+               ident = modem->imsi;
+       else if (modem->serial)
+               ident = modem->serial;
 
-       if (modem->operator)
-               connman_network_set_name(network, modem->operator);
+       if (!connman_dbus_validate_ident(ident))
+               ident = connman_dbus_encode_string(ident);
        else
-               connman_network_set_name(network, "");
+               ident = g_strdup(ident);
+
+       device = connman_device_create("ofono", CONNMAN_DEVICE_TYPE_CELLULAR);
+       if (!device)
+               goto out;
 
-       if (modem->has_strength)
-               connman_network_set_strength(network, modem->strength);
+       DBG("device %p", device);
 
-       connman_network_set_roaming(network, modem->roaming);
+       connman_device_set_ident(device, ident);
 
-       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
-               DBusMessageIter entry, value;
-               const char *key;
+       connman_device_set_string(device, "Path", modem->path);
 
-               dbus_message_iter_recurse(dict, &entry);
-               dbus_message_iter_get_basic(&entry, &key);
+       connman_device_set_data(device, modem);
 
-               dbus_message_iter_next(&entry);
-               dbus_message_iter_recurse(&entry, &value);
+       if (connman_device_register(device) < 0) {
+               connman_error("Failed to register cellular device");
+               connman_device_unref(device);
+               goto out;
+       }
 
-               if (g_str_equal(key, "Type")) {
-                       const char *type;
+       modem->device = device;
 
-                       dbus_message_iter_get_basic(&value, &type);
-                       if (g_strcmp0(type, "internet") != 0) {
-                               DBG("path %p type %s", path, type);
-                               g_hash_table_remove(network_hash, path);
-                               return -EIO;
-                       }
-               } else if (g_str_equal(key, "Settings"))
-                       update_ipv4_settings(&value, info);
-               else if (g_str_equal(key, "IPv6.Settings"))
-                       update_ipv6_settings(&value, info);
-               else if (g_str_equal(key, "Active") == TRUE)
-                       dbus_message_iter_get_basic(&value, &active);
+       connman_device_set_powered(modem->device, modem->online);
+out:
+       g_free(ident);
+}
 
-               dbus_message_iter_next(dict);
-       }
+static void destroy_device(struct modem_data *modem)
+{
+       DBG("%s", modem->path);
 
-       if (connman_device_add_network(device, network) != 0) {
-               g_hash_table_remove(network_hash, path);
-               return -EIO;
-       }
+       connman_device_set_powered(modem->device, false);
 
-       /* Connect only if requested to do so */
-       if (active && connman_network_get_connecting(network) == TRUE)
-               set_connected(info, active);
+       connman_device_unregister(modem->device);
+       connman_device_unref(modem->device);
 
-       return 0;
+       modem->device = NULL;
 }
 
-static void check_networks_reply(DBusPendingCall *call, void *user_data)
+static void add_network(struct modem_data *modem,
+                       struct network_context *context)
 {
-       char *path = user_data;
-       struct modem_data *modem;
-       DBusMessage *reply;
-       DBusMessageIter array, entry, value, properties;
+       const char *group;
 
-       DBG("path %s", path);
+       DBG("%s", modem->path);
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return;
-       if (modem->device == NULL)
+       if (context->network)
                return;
 
-       reply = dbus_pending_call_steal_reply(call);
+       context->network = connman_network_create(context->path,
+                                       CONNMAN_NETWORK_TYPE_CELLULAR);
+       if (!context->network)
+               return;
 
-       if (dbus_message_has_signature(reply, "a(oa{sv})") == FALSE)
-               goto done;
+       DBG("network %p", context->network);
 
-       dbus_message_iter_init(reply, &array);
+       connman_network_set_data(context->network, modem);
 
-       dbus_message_iter_recurse(&array, &entry);
+       connman_network_set_string(context->network, "Path",
+                                       context->path);
 
-       while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRUCT) {
-               char const *network_path;
+       if (modem->name)
+               connman_network_set_name(context->network, modem->name);
+       else
+               connman_network_set_name(context->network, "");
 
-               dbus_message_iter_recurse(&entry, &value);
-               dbus_message_iter_get_basic(&value, &network_path);
+       connman_network_set_strength(context->network, modem->strength);
 
-               dbus_message_iter_next(&value);
-               dbus_message_iter_recurse(&value, &properties);
+       group = get_ident(context->path);
+       connman_network_set_group(context->network, group);
 
-               add_network(modem->device, network_path, &properties);
+       connman_network_set_bool(context->network, "Roaming",
+                               modem->roaming);
 
-               dbus_message_iter_next(&entry);
+       if (connman_device_add_network(modem->device, context->network) < 0) {
+               connman_network_unref(context->network);
+               context->network = NULL;
+               return;
        }
-
-done:
-       dbus_message_unref(reply);
-
-       dbus_pending_call_unref(call);
 }
 
-static void check_networks(struct modem_data *modem)
+static void remove_network(struct modem_data *modem,
+               struct network_context *context)
 {
-       char const *path = modem->path;
+       DBG("%s", modem->path);
+
+       if (!context || !context->network)
+               return;
 
-       DBG("modem %p path %s", modem, path);
+       DBG("network %p", context->network);
 
-       call_ofono(path, OFONO_GPRS_INTERFACE, "GetContexts",
-                       check_networks_reply, g_strdup(path), g_free,
-                       DBUS_TYPE_INVALID);
+       if (modem->device)
+               connman_device_remove_network(modem->device, context->network);
+       connman_network_unref(context->network);
+       context->network = NULL;
 }
 
-static void modem_clear_network_errors(struct modem_data *modem)
+static int set_context_ipconfig(struct network_context *context,
+                               const char *protocol)
 {
-       struct connman_device *device = modem->device;
-       GHashTableIter i;
-       gpointer value;
+       DBG("context %p protocol %s", context, protocol);
 
-       if (device == NULL)
-               return;
+       if (!context || !protocol)
+               return -EINVAL;
 
-       g_hash_table_iter_init(&i, network_hash);
+       if (g_str_equal(protocol, "ip")) {
+               if (context->ipv4_method == CONNMAN_IPCONFIG_METHOD_OFF)
+                       context->ipv4_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
 
-       while (g_hash_table_iter_next(&i, NULL, &value)) {
-               struct network_info *info = value;
+               context->ipv6_method = CONNMAN_IPCONFIG_METHOD_OFF;
 
-               if (connman_network_get_device(info->network) == device)
-                       connman_network_clear_error(info->network);
-       }
-}
+               connman_ipaddress_free(context->ipv6_address);
+               context->ipv6_address = NULL;
 
-static void modem_operator_name_changed(struct modem_data *modem,
-                                       char const *name)
-{
-       struct connman_device *device = modem->device;
-       GHashTableIter i;
-       gpointer value;
+       } else if (g_str_equal(protocol, "ipv6")) {
+               if (context->ipv6_method == CONNMAN_IPCONFIG_METHOD_OFF)
+                       context->ipv6_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
 
-       if (device == NULL)
-               return;
+               context->ipv4_method = CONNMAN_IPCONFIG_METHOD_OFF;
 
-       if (modem->operator != NULL)
-               g_free(modem->operator);
-       modem->operator = g_strdup(name);
+               connman_ipaddress_free(context->ipv4_address);
+               context->ipv4_address = NULL;
 
-       for (g_hash_table_iter_init(&i, network_hash);
-            g_hash_table_iter_next(&i, NULL, &value);) {
-               struct network_info *info = value;
+       } else if (g_str_equal(protocol, "dual")) {
+               if (context->ipv4_method == CONNMAN_IPCONFIG_METHOD_OFF)
+                       context->ipv4_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
 
-               if (connman_network_get_device(info->network) == device) {
-                       connman_network_set_name(info->network, name);
-                       connman_network_update(info->network);
-               }
+               if (context->ipv6_method == CONNMAN_IPCONFIG_METHOD_OFF)
+                       context->ipv6_method = CONNMAN_IPCONFIG_METHOD_UNKNOWN;
        }
+
+       DBG("ipv4 method %d ipv6 method %d", context->ipv4_method,
+               context->ipv6_method);
+
+       return 0;
 }
 
-static void modem_strength_changed(struct modem_data *modem, uint8_t strength)
+static int add_cm_context(struct modem_data *modem, const char *context_path,
+                               DBusMessageIter *dict)
 {
-       struct connman_device *device = modem->device;
-       GHashTableIter i;
-       gpointer value;
+       const char *context_type = NULL;
+       struct network_context *context = NULL;
+       dbus_bool_t active = FALSE;
+       const char *ip_protocol = NULL;
 
-       modem->strength = strength;
-       modem->has_strength = TRUE;
+       DBG("%s context path %s", modem->path, context_path);
 
-       if (device == NULL)
-               return;
+       context = network_context_alloc(context_path);
+       if (!context)
+               return -ENOMEM;
 
-       for (g_hash_table_iter_init(&i, network_hash);
-            g_hash_table_iter_next(&i, NULL, &value);) {
-               struct network_info *info = value;
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
 
-               if (connman_network_get_device(info->network) == device) {
-                       connman_network_set_strength(info->network, strength);
-                       connman_network_update(info->network);
-               }
-       }
-}
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
 
-static void modem_roaming_changed(struct modem_data *modem,
-                                       char const *status)
-{
-       struct connman_device *device = modem->device;
-       connman_bool_t roaming = FALSE;
-       connman_bool_t registered = FALSE;
-       connman_bool_t was_roaming = modem->roaming;
-       GHashTableIter i;
-       gpointer value;
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
 
-       if (g_str_equal(status, "roaming"))
-               roaming = TRUE;
-       else if (g_str_equal(status, "registered"))
-               registered = TRUE;
+               if (g_str_equal(key, "Type")) {
+                       dbus_message_iter_get_basic(&value, &context_type);
 
-       registered = registered || roaming;
+                       DBG("%s context %s type %s", modem->path,
+                               context_path, context_type);
+               } else if (g_str_equal(key, "Settings")) {
+                       DBG("%s Settings", modem->path);
 
-       if (modem->roaming == roaming && modem->registered == registered)
-               return;
+                       extract_ipv4_settings(&value, context);
+               } else if (g_str_equal(key, "IPv6.Settings")) {
+                       DBG("%s IPv6.Settings", modem->path);
 
-       modem->registered = registered;
-       modem->roaming = roaming;
+                       extract_ipv6_settings(&value, context);
+               } else if (g_str_equal(key, "Active")) {
+                       dbus_message_iter_get_basic(&value, &active);
 
-       if (roaming == was_roaming)
-               return;
+                       DBG("%s Active %d", modem->path, active);
+               } else if (g_str_equal(key, "AccessPointName")) {
+                       const char *apn;
 
-       if (device == NULL)
-               return;
+                       dbus_message_iter_get_basic(&value, &apn);
+                       if (apn && strlen(apn) > 0)
+                               context->valid_apn = true;
+                       else
+                               context->valid_apn = false;
 
-       g_hash_table_iter_init(&i, network_hash);
+                       DBG("%s AccessPointName '%s'", modem->path, apn);
+               }  else if (g_str_equal(key, "Protocol") &&
+                       dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_STRING ) {
 
-       while (g_hash_table_iter_next(&i, NULL, &value)) {
-               struct network_info *info = value;
+                       dbus_message_iter_get_basic(&value, &ip_protocol);
 
-               if (connman_network_get_device(info->network) == device) {
-                       connman_network_set_roaming(info->network, roaming);
-                       connman_network_update(info->network);
+                       DBG("%s Protocol %s", modem->path, ip_protocol);
                }
+
+               dbus_message_iter_next(dict);
        }
-}
 
-static void modem_registration_removed(struct modem_data *modem)
-{
-       modem->registered = FALSE;
-       modem->roaming = FALSE;
-}
+       if (g_strcmp0(context_type, "internet") != 0) {
+               network_context_unref(context);
+               return -EINVAL;
+       }
 
-static void modem_registration_changed(struct modem_data *modem,
-                                       DBusMessageIter *entry)
-{
-       DBusMessageIter iter;
-       const char *key;
-       int type;
-       connman_uint8_t strength;
-       char const *name, *status, *mcc_s;
+       if (ip_protocol)
+               set_context_ipconfig(context, ip_protocol);
 
-       dbus_message_iter_get_basic(entry, &key);
+       context->active = active;
 
-       DBG("key %s", key);
+       modem->context_list = g_slist_prepend(modem->context_list, context);
+       g_hash_table_replace(context_hash, g_strdup(context_path), modem);
 
-       dbus_message_iter_next(entry);
+       if (context->valid_apn && modem->attached &&
+           has_interface(modem->interfaces, OFONO_API_NETREG))
+               add_network(modem, context);
 
-       dbus_message_iter_recurse(entry, &iter);
+       return 0;
+}
 
-       type = dbus_message_iter_get_arg_type(&iter);
-       if (type != DBUS_TYPE_BYTE && type != DBUS_TYPE_STRING)
+static void remove_cm_context(struct modem_data *modem,
+                               struct network_context *context)
+{
+       if (!modem->context_list)
+               return;
+       if (!context)
                return;
 
-       if (g_str_equal(key, "Name") && type == DBUS_TYPE_STRING) {
-               dbus_message_iter_get_basic(&iter, &name);
-               modem_operator_name_changed(modem, name);
-       } else if (g_str_equal(key, "Strength") && type == DBUS_TYPE_BYTE) {
-               dbus_message_iter_get_basic(&iter, &strength);
-               modem_strength_changed(modem, strength);
-       } else if (g_str_equal(key, "Status") && type == DBUS_TYPE_STRING) {
-               dbus_message_iter_get_basic(&iter, &status);
-               modem_roaming_changed(modem, status);
-       } else if (g_str_equal(key, "MobileCountryCode") &&
-                                       type == DBUS_TYPE_STRING) {
-               int mcc;
-               char *alpha2;
-
-               dbus_message_iter_get_basic(&iter, &mcc_s);
-
-               mcc = atoi(mcc_s);
-               if (mcc > 799)
-                       return;
+       g_hash_table_remove(context_hash, context->path);
 
-               alpha2 = mcc_country_codes[mcc - 200];
-               connman_technology_set_regdom(alpha2);
-       }
+       if (context->network)
+               remove_network(modem, context);
+       modem->context_list = g_slist_remove(modem->context_list, context);
 
+       network_context_unref(context);
+       context = NULL;
 }
 
-static gboolean reg_changed(DBusConnection *connection,
-                               DBusMessage *message, void *user_data)
+static void remove_all_contexts(struct modem_data *modem)
 {
-       const char *path = dbus_message_get_path(message);
-       struct modem_data *modem;
-       DBusMessageIter iter;
+       GSList *list = NULL;
 
-       DBG("path %s", path);
+       DBG("");
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return TRUE;
+       if (modem->context_list == NULL)
+               return;
 
-       if (dbus_message_iter_init(message, &iter))
-               modem_registration_changed(modem, &iter);
+       list = modem->context_list;
+       while (list) {
+               struct network_context *context = list->data;
 
-       return TRUE;
+               remove_cm_context(modem, context);
+
+               list = modem->context_list;
+       }
+       g_slist_free(modem->context_list);
+       modem->context_list = NULL;
 }
 
-static void check_registration_reply(DBusPendingCall *call, void *user_data)
+static void remove_all_networks(struct modem_data *modem)
 {
-       char const *path = user_data;
-       struct modem_data *modem;
-       DBusMessage *reply;
-       DBusMessageIter array, dict, entry;
+       GSList *list;
 
-       DBG("path %s", path);
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return;
+               remove_network(modem, context);
+       }
+}
 
-       reply = dbus_pending_call_steal_reply(call);
+static gboolean context_changed(DBusConnection *conn,
+                               DBusMessage *message,
+                               void *user_data)
+{
+       struct network_context *context = NULL;
+       const char *context_path = dbus_message_get_path(message);
+       struct modem_data *modem = NULL;
+       DBusMessageIter iter, value;
+       const char *key;
 
-       if (dbus_message_iter_init(reply, &array) == FALSE)
-               goto done;
+       DBG("context_path %s", context_path);
 
-       if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
-               goto done;
+       modem = g_hash_table_lookup(context_hash, context_path);
+       if (!modem)
+               return TRUE;
 
-       dbus_message_iter_recurse(&array, &dict);
-       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
-               dbus_message_iter_recurse(&dict, &entry);
-               modem_registration_changed(modem, &entry);
-               dbus_message_iter_next(&dict);
-       }
+       context = get_context_with_path(modem->context_list, context_path);
+       if (!context)
+               return TRUE;
 
-done:
-       dbus_message_unref(reply);
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
 
-       dbus_pending_call_unref(call);
-}
+       dbus_message_iter_get_basic(&iter, &key);
 
-static void check_registration(struct modem_data *modem)
-{
-       char const *path = modem->path;
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
 
-       DBG("modem %p path %s", modem, path);
+       /*
+        * oFono guarantees the ordering of Settings and
+        * Active. Settings will always be send before Active = True.
+        * That means we don't have to order here.
+        */
+       if (g_str_equal(key, "Settings")) {
+               DBG("%s Settings", modem->path);
 
-       call_ofono(path, OFONO_REGISTRATION_INTERFACE, GET_PROPERTIES,
-                       check_registration_reply, g_strdup(path), g_free,
-                       DBUS_TYPE_INVALID);
-}
+               extract_ipv4_settings(&value, context);
+       } else if (g_str_equal(key, "IPv6.Settings")) {
+               DBG("%s IPv6.Settings", modem->path);
 
-static void modem_gprs_changed(struct modem_data *modem,
-                                       DBusMessageIter *entry)
-{
-       DBusMessageIter iter;
-       const char *key;
-       int type;
-       dbus_bool_t value;
+               extract_ipv6_settings(&value, context);
+       } else if (g_str_equal(key, "Active")) {
+               dbus_bool_t active;
+
+               dbus_message_iter_get_basic(&value, &active);
+               context->active = active;
 
-       dbus_message_iter_get_basic(entry, &key);
+               DBG("%s Active %d", modem->path, context->active);
 
-       DBG("key %s", key);
+               if (context->active)
+                       set_connected(modem, context);
+               else
+                       set_disconnected(context);
+       } else if (g_str_equal(key, "AccessPointName")) {
+               const char *apn;
 
-       dbus_message_iter_next(entry);
+               dbus_message_iter_get_basic(&value, &apn);
 
-       dbus_message_iter_recurse(entry, &iter);
+               DBG("%s AccessPointName %s", modem->path, apn);
 
-       type = dbus_message_iter_get_arg_type(&iter);
+               if (apn && strlen(apn) > 0) {
+                       context->valid_apn = true;
 
-       if (type != DBUS_TYPE_BOOLEAN)
-               return;
+                       if (context->network)
+                               return TRUE;
 
-       dbus_message_iter_get_basic(&iter, &value);
+                       if (!modem->attached)
+                               return TRUE;
+
+                       if (!has_interface(modem->interfaces,
+                                               OFONO_API_NETREG))
+                               return TRUE;
+
+                       add_network(modem, context);
+
+                       if (context->active)
+                               set_connected(modem, context);
+               } else {
+                       context->valid_apn = false;
 
-       if (g_str_equal(key, "Attached") == TRUE) {
-               DBG("Attached %d", value);
+                       if (!context->network)
+                               return TRUE;
 
-               modem->attached = value;
+                       remove_network(modem, context);
+               }
 
-               if (value)
-                       modem_clear_network_errors(modem);
-       } else if (g_str_equal(key, "Powered") == TRUE) {
-               DBG("Powered %d", value);
+       } else if (g_str_equal(key, "Protocol") &&
+               dbus_message_iter_get_arg_type(&value) == DBUS_TYPE_STRING ) {
+               const char *ip_protocol;
 
-               modem->powered = value;
-       } else if (g_str_equal(key, "RoamingAllowed") == TRUE) {
-               DBG("RoamingAllowed %d", value);
+               dbus_message_iter_get_basic(&value, &ip_protocol);
 
-               modem->roaming_allowed = value;
+               set_context_ipconfig(context, ip_protocol);
        }
+
+       return TRUE;
 }
 
-static void check_gprs_reply(DBusPendingCall *call, void *user_data)
+static void cm_get_contexts_reply(DBusPendingCall *call, void *user_data)
 {
-       char const *path = user_data;
-       struct modem_data *modem;
+       struct modem_data *modem = user_data;
+       DBusMessageIter array, dict, entry, value;
        DBusMessage *reply;
-       DBusMessageIter array, dict, entry;
+       DBusError error;
 
-       DBG("path %s", path);
+       DBG("%s", modem->path);
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return;
+       modem->call_get_contexts = NULL;
 
        reply = dbus_pending_call_steal_reply(call);
 
-       if (dbus_message_iter_init(reply, &array) == FALSE)
+       dbus_error_init(&error);
+
+       if (dbus_set_error_from_message(&error, reply)) {
+               connman_error("%s", error.message);
+               dbus_error_free(&error);
+               goto done;
+       }
+
+       if (!dbus_message_iter_init(reply, &array))
                goto done;
 
        if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
                goto done;
 
        dbus_message_iter_recurse(&array, &dict);
-       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
+
+       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_STRUCT) {
+               const char *context_path;
+
                dbus_message_iter_recurse(&dict, &entry);
-               modem_gprs_changed(modem, &entry);
+               dbus_message_iter_get_basic(&entry, &context_path);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (add_cm_context(modem, context_path, &value))
+                       break;
+
                dbus_message_iter_next(&dict);
        }
 
@@ -1291,334 +1470,398 @@ done:
        dbus_message_unref(reply);
 
        dbus_pending_call_unref(call);
-
-       check_networks(modem);
 }
 
-static void check_gprs(struct modem_data *modem)
+static int cm_get_contexts(struct modem_data *modem)
 {
-       char const *path = modem->path;
+       DBusMessage *message;
 
-       DBG("modem %p path %s", modem, path);
+       DBG("%s", modem->path);
 
-       call_ofono(path, OFONO_GPRS_INTERFACE, GET_PROPERTIES,
-                       check_gprs_reply, g_strdup(path), g_free,
-                       DBUS_TYPE_INVALID);
-}
+       if (modem->call_get_contexts)
+               return -EBUSY;
 
-static void add_device(const char *path, const char *imsi)
-{
-       struct modem_data *modem;
-       struct connman_device *device;
+       message = dbus_message_new_method_call(OFONO_SERVICE, modem->path,
+                                       OFONO_CM_INTERFACE, GET_CONTEXTS);
+       if (!message)
+               return -ENOMEM;
 
-       DBG("path %s imsi %s", path, imsi);
+       if (!dbus_connection_send_with_reply(connection, message,
+                                       &modem->call_get_contexts, TIMEOUT)) {
+               connman_error("Failed to call GetContexts()");
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
 
-       if (path == NULL)
-               return;
+       if (!modem->call_get_contexts) {
+               connman_error("D-Bus connection not available");
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
 
-       if (imsi == NULL)
-               return;
+       dbus_pending_call_set_notify(modem->call_get_contexts,
+                                       cm_get_contexts_reply,
+                                       modem, NULL);
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return;
+       dbus_message_unref(message);
 
-       if (modem->device) {
-               if (!g_strcmp0(imsi, connman_device_get_ident(modem->device)))
-                       return;
+       return -EINPROGRESS;
+}
 
-               modem_remove_device(modem);
-       }
+static gboolean cm_context_added(DBusConnection *conn,
+                                       DBusMessage *message,
+                                       void *user_data)
+{
+       const char *path = dbus_message_get_path(message);
+       char *context_path;
+       struct modem_data *modem;
+       DBusMessageIter iter, properties, dict;
 
-       if (strlen(imsi) == 0)
-               return;
+       DBG("%s", path);
 
-       device = connman_device_create(imsi, CONNMAN_DEVICE_TYPE_CELLULAR);
-       if (device == NULL)
-               return;
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
 
-       connman_device_set_ident(device, imsi);
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
 
-       connman_device_set_string(device, "Path", path);
+       dbus_message_iter_get_basic(&iter, &context_path);
 
-       connman_device_set_data(device, modem);
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &properties);
 
-       if (connman_device_register(device) < 0) {
-               connman_device_unref(device);
-               return;
+       /* Sometimes, we get an array instead of dict */
+       if (dbus_message_iter_get_arg_type(&properties) == DBUS_TYPE_ARRAY) {
+               /* Must recurse again */
+               dbus_message_iter_recurse(&properties, &dict);
+               if (add_cm_context(modem, context_path, &dict) != 0)
+                       return TRUE;
        }
+       if (add_cm_context(modem, context_path, &properties) != 0)
+               return TRUE;
 
-       modem->device = device;
-
-       if (modem->has_reg)
-               check_registration(modem);
-
-       if (modem->has_gprs)
-               check_gprs(modem);
+       return TRUE;
 }
 
-static void sim_properties_reply(DBusPendingCall *call, void *user_data)
+static gboolean cm_context_removed(DBusConnection *conn,
+                                       DBusMessage *message,
+                                       void *user_data)
 {
-       const char *path = user_data;
-       const char *imsi = NULL;
-       DBusMessage *reply;
-       DBusMessageIter array, dict;
-
-       DBG("path %s", path);
+       const char *path = dbus_message_get_path(message);
+       const char *context_path;
+       struct modem_data *modem;
+       struct network_context *context;
+       DBusMessageIter iter;
 
-       reply = dbus_pending_call_steal_reply(call);
+       DBG("context path %s", path);
 
-       if (dbus_message_iter_init(reply, &array) == FALSE)
-               goto done;
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
 
-       if (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_ARRAY)
-               goto done;
+       dbus_message_iter_get_basic(&iter, &context_path);
 
-       dbus_message_iter_recurse(&array, &dict);
+       modem = g_hash_table_lookup(context_hash, context_path);
+       if (!modem)
+               return TRUE;
 
-       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
-               DBusMessageIter entry, value;
-               const char *key;
+       context = get_context_with_path(modem->context_list, context_path);
+       remove_cm_context(modem, context);
 
-               dbus_message_iter_recurse(&dict, &entry);
-               dbus_message_iter_get_basic(&entry, &key);
+       return TRUE;
+}
 
-               dbus_message_iter_next(&entry);
-               dbus_message_iter_recurse(&entry, &value);
+static void netreg_update_name(struct modem_data *modem,
+                               DBusMessageIter* value)
+{
+       char *name;
+       GSList *list;
 
-               if (g_str_equal(key, "SubscriberIdentity")) {
-                       dbus_message_iter_get_basic(&value, &imsi);
-                       add_device(path, imsi);
-               }
+       dbus_message_iter_get_basic(value, &name);
 
-               dbus_message_iter_next(&dict);
-       }
+       DBG("%s Name %s", modem->path, name);
 
-done:
-       dbus_message_unref(reply);
+       g_free(modem->name);
+       modem->name = g_strdup(name);
 
-       dbus_pending_call_unref(call);
-}
+       if (!modem->context_list)
+               return;
 
-static void get_imsi(const char *path)
-{
-       DBG("path %s", path);
+       /* For all the context */
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-       call_ofono(path, OFONO_SIM_INTERFACE, GET_PROPERTIES,
-                       sim_properties_reply, g_strdup(path), g_free,
-                       DBUS_TYPE_INVALID);
+               if (context->network) {
+                       connman_network_set_name(context->network, modem->name);
+                       connman_network_update(context->network);
+               }
+       }
 }
 
-static int gprs_change_powered(const char *path, dbus_bool_t powered)
+static void netreg_update_strength(struct modem_data *modem,
+                                       DBusMessageIter *value)
 {
-       DBG("path %s powered %d", path, powered);
-
-       return set_property(path, OFONO_GPRS_INTERFACE, "Powered",
-                               DBUS_TYPE_BOOLEAN, &powered,
-                               NULL, NULL, NULL);
-}
+       GSList *list;
 
-static int modem_change_powered(const char *path, dbus_bool_t powered)
-{
-       DBG("path %s powered %d", path, powered);
+       dbus_message_iter_get_basic(value, &modem->strength);
 
-       return set_property(path, OFONO_MODEM_INTERFACE, "Powered",
-                               DBUS_TYPE_BOOLEAN, &powered,
-                               NULL, NULL, NULL);
-}
+       DBG("%s Strength %d", modem->path, modem->strength);
 
+       if (!modem->context_list)
+               return;
 
-static gboolean modem_has_interface(DBusMessageIter *array,
-                                       char const *interface)
-{
-       DBusMessageIter entry;
+       /*
+        * GSM:
+        * We don't have 2 signal notifications we always report the strength
+        * signal. data_strength is always equal to 0.
+        *
+        * CDMA:
+        * In the case we have a data_strength signal (from 1xEVDO network)
+        * we don't need to update the value with strength signal (from 1xCDMA)
+        * because the modem is registered to 1xEVDO network for data call.
+        * In case we have no data_strength signal (not registered to 1xEVDO
+        * network), we must report the strength signal (registered to 1xCDMA
+        * network e.g slow mode).
+        */
+       if (modem->data_strength != 0)
+               return;
 
-       dbus_message_iter_recurse(array, &entry);
+       /* For all the context */
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-       while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
-               const char *element;
+               if (context->network) {
+                       connman_network_set_strength(context->network,
+                                                       modem->strength);
+                       connman_network_update(context->network);
+               }
+       }
+}
 
-               dbus_message_iter_get_basic(&entry, &element);
+/* Retrieve 1xEVDO Data Strength signal */
+static void netreg_update_datastrength(struct modem_data *modem,
+                                       DBusMessageIter *value)
+{
+       GSList *list;
 
-               if (g_strcmp0(interface, element) == 0)
-                       return TRUE;
+       dbus_message_iter_get_basic(value, &modem->data_strength);
 
-               dbus_message_iter_next(&entry);
-       }
+       DBG("%s Data Strength %d", modem->path, modem->data_strength);
 
-       return FALSE;
-}
+       if (!modem->context_list)
+               return;
 
-static gboolean modem_has_sim(DBusMessageIter *array)
-{
-       return modem_has_interface(array, OFONO_SIM_INTERFACE);
-}
+       /*
+        * CDMA modem is not registered to 1xEVDO network, let
+        * update_signal_strength() reporting the value on the Strength signal
+        * notification.
+        */
+       if (modem->data_strength == 0)
+               return;
 
-static gboolean modem_has_reg(DBusMessageIter *array)
-{
-       return modem_has_interface(array, OFONO_REGISTRATION_INTERFACE);
-}
+       /* For all the context */
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-static gboolean modem_has_gprs(DBusMessageIter *array)
-{
-       return modem_has_interface(array, OFONO_GPRS_INTERFACE);
+               if (context->network) {
+                       connman_network_set_strength(context->network,
+                                                       modem->data_strength);
+                       connman_network_update(context->network);
+               }
+       }
 }
 
-static void add_modem(const char *path, DBusMessageIter *prop)
+static void netreg_update_status(struct modem_data *modem,
+                                       DBusMessageIter *value)
 {
-       struct modem_data *modem;
-       dbus_bool_t powered = FALSE;
-       dbus_bool_t online = FALSE;
-       dbus_bool_t locked = FALSE;
-       gboolean has_sim = FALSE;
-       gboolean has_reg = FALSE;
-       gboolean has_gprs = FALSE;
+       char *status;
+       bool roaming;
+       GSList *list;
 
-       modem = g_hash_table_lookup(modem_hash, path);
+       dbus_message_iter_get_basic(value, &status);
 
-       if (modem != NULL)
-               return;
+       roaming = g_str_equal(status, "roaming");
+       modem->registered = roaming || g_str_equal(status, "registered");
 
-       modem = g_try_new0(struct modem_data, 1);
-       if (modem == NULL)
+       if (roaming == modem->roaming)
                return;
 
-       modem->path = g_strdup(path);
-       modem->device = NULL;
-       modem->available = TRUE;
-
-       g_hash_table_insert(modem_hash, g_strdup(path), modem);
-
-       while (dbus_message_iter_get_arg_type(prop) == DBUS_TYPE_DICT_ENTRY) {
-               DBusMessageIter entry, value;
-               const char *key;
+       modem->roaming = roaming;
 
-               dbus_message_iter_recurse(prop, &entry);
-               dbus_message_iter_get_basic(&entry, &key);
+       if (!modem->context_list)
+               return;
 
-               dbus_message_iter_next(&entry);
-               dbus_message_iter_recurse(&entry, &value);
+       /* For all the context */
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
 
-               if (g_str_equal(key, "Powered") == TRUE)
-                       dbus_message_iter_get_basic(&value, &powered);
-               else if (g_str_equal(key, "Lockdown") == TRUE)
-                       dbus_message_iter_get_basic(&value, &locked);
-               else if (g_str_equal(key, "Interfaces") == TRUE) {
-                       has_sim = modem_has_sim(&value);
-                       has_reg = modem_has_reg(&value);
-                       has_gprs = modem_has_gprs(&value);
+               if (context->network) {
+                       connman_network_set_bool(context->network,
+                               "Roaming", modem->roaming);
+                       connman_network_update(context->network);
                }
-
-               dbus_message_iter_next(prop);
        }
+}
 
-       if (locked)
-               return;
+static void netreg_update_regdom(struct modem_data *modem,
+                               DBusMessageIter *value)
+{
+       char *mobile_country_code;
+       char *alpha2;
+       int mcc;
 
-       if (!powered)
-               modem_change_powered(path, TRUE);
+       dbus_message_iter_get_basic(value, &mobile_country_code);
 
-       modem->has_sim = has_sim;
-       modem->has_reg = has_reg;
-       modem->has_gprs = has_gprs;
+       DBG("%s MobileContryCode %s", modem->path, mobile_country_code);
 
-       update_modem_online(modem, online);
 
-       if (has_sim)
-               get_imsi(path);
+       mcc = atoi(mobile_country_code);
+       if (mcc > 799 || mcc < 200)
+               return;
+
+       alpha2 = mcc_country_codes[mcc - 200];
+       if (alpha2)
+               connman_technology_set_regdom(alpha2);
 }
 
-static void manager_modems_reply(DBusPendingCall *call, void *user_data)
+static gboolean netreg_changed(DBusConnection *conn, DBusMessage *message,
+                               void *user_data)
 {
-       DBusMessage *reply;
-       DBusError error;
-       DBusMessageIter array, dict;
+       const char *path = dbus_message_get_path(message);
+       struct modem_data *modem;
+       DBusMessageIter iter, value;
+       const char *key;
 
-       DBG("");
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
 
-       reply = dbus_pending_call_steal_reply(call);
+       if (modem->ignore)
+               return TRUE;
 
-       if (dbus_message_has_signature(reply, "a(oa{sv})") == FALSE)
-               goto done;
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
 
-       dbus_error_init(&error);
+       dbus_message_iter_get_basic(&iter, &key);
 
-       if (dbus_set_error_from_message(&error, reply)) {
-               connman_error("ModemManager.GetModems() %s %s",
-                               error.name, error.message);
-               dbus_error_free(&error);
-               goto done;
-       }
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
 
-       if (dbus_message_iter_init(reply, &array) == FALSE)
-               goto done;
+       if (g_str_equal(key, "Name"))
+               netreg_update_name(modem, &value);
+       else if (g_str_equal(key, "Strength"))
+               netreg_update_strength(modem, &value);
+       else if (g_str_equal(key, "Status"))
+               netreg_update_status(modem, &value);
+       else if (g_str_equal(key, "MobileCountryCode"))
+               netreg_update_regdom(modem, &value);
 
-       dbus_message_iter_recurse(&array, &dict);
+       return TRUE;
+}
 
-       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_STRUCT) {
-               DBusMessageIter value, properties;
-               const char *modem_path;
+static void netreg_properties_reply(struct modem_data *modem,
+                                       DBusMessageIter *dict)
+{
+       GSList *list = NULL;
 
-               dbus_message_iter_recurse(&dict, &value);
-               dbus_message_iter_get_basic(&value, &modem_path);
+       DBG("%s", modem->path);
 
-               dbus_message_iter_next(&value);
-               dbus_message_iter_recurse(&value, &properties);
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
 
-               /* Add modem */
-               add_modem(modem_path, &properties);
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
 
-               dbus_message_iter_next(&dict);
-       }
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
 
-done:
-       dbus_message_unref(reply);
+               if (g_str_equal(key, "Name"))
+                       netreg_update_name(modem, &value);
+               else if (g_str_equal(key, "Strength"))
+                       netreg_update_strength(modem, &value);
+               else if (g_str_equal(key, "Status"))
+                       netreg_update_status(modem, &value);
+               else if (g_str_equal(key, "MobileCountryCode"))
+                       netreg_update_regdom(modem, &value);
 
-       dbus_pending_call_unref(call);
+               dbus_message_iter_next(dict);
+       }
+
+       if (!modem->context_list) {
+               /*
+                * netgreg_get_properties() was issued after we got
+                * cm_get_contexts_reply() where we create the
+                * context. Though before we got the
+                * netreg_properties_reply the context was removed
+                * again. Therefore we have to skip the network
+                * creation.
+                */
+               return;
+       }
+       /* Check for all contexts if they are valids and/or actives */
+       for (list = modem->context_list; list; list = list->next) {
+               struct network_context *context = list->data;
+
+               if (context->valid_apn)
+                       add_network(modem, context);
+               if (context->active)
+                       set_connected(modem, context);
+       }
 }
 
-static void ofono_connect(DBusConnection *connection, void *user_data)
+static int netreg_get_properties(struct modem_data *modem)
 {
-       DBG("connection %p", connection);
-
-       modem_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
-                                               g_free, remove_modem);
-
-       network_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
-                                               NULL, remove_network);
-
-       call_ofono("/", OFONO_MANAGER_INTERFACE, GET_MODEMS,
-                       manager_modems_reply, NULL, NULL,
-                       DBUS_TYPE_INVALID);
+       return get_properties(modem->path, OFONO_NETREG_INTERFACE,
+                       netreg_properties_reply, modem);
 }
 
-static void ofono_disconnect(DBusConnection *connection, void *user_data)
+static void add_cdma_network(struct modem_data *modem)
 {
-       DBG("connection %p", connection);
-
-       if (modem_hash == NULL)
+       struct network_context *context = NULL;
+       /* Be sure that device is created before adding CDMA network */
+       if (!modem->device)
                return;
 
-       g_hash_table_destroy(modem_hash);
+       /*
+        * CDMA modems don't need contexts for data call, however the current
+        * add_network() logic needs one, so we create one to proceed.
+        */
+       if (!modem->context_list) {
+               context = network_context_alloc(modem->path);
+               modem->context_list = g_slist_prepend(modem->context_list,
+                                                       context);
+       } else
+               context = modem->context_list->data;
 
-       modem_hash = NULL;
+       if (!modem->name)
+               modem->name = g_strdup("CDMA Network");
+
+       add_network(modem, context);
+
+       if (modem->cdma_cm_powered)
+               set_connected(modem, context);
 }
 
-static gboolean modem_changed(DBusConnection *connection, DBusMessage *message,
-                               void *user_data)
+static gboolean cdma_netreg_changed(DBusConnection *conn,
+                                       DBusMessage *message,
+                                       void *user_data)
 {
        const char *path = dbus_message_get_path(message);
        struct modem_data *modem;
        DBusMessageIter iter, value;
        const char *key;
 
-       DBG("path %s", path);
+       DBG("");
 
        modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
+       if (!modem)
+               return TRUE;
+
+       if (modem->ignore)
                return TRUE;
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
+       if (!dbus_message_iter_init(message, &iter))
                return TRUE;
 
        dbus_message_iter_get_basic(&iter, &key);
@@ -1626,349 +1869,1058 @@ static gboolean modem_changed(DBusConnection *connection, DBusMessage *message,
        dbus_message_iter_next(&iter);
        dbus_message_iter_recurse(&iter, &value);
 
-       if (g_str_equal(key, "Powered") == TRUE) {
-               dbus_bool_t powered;
+       if (g_str_equal(key, "Name"))
+               netreg_update_name(modem, &value);
+       else if (g_str_equal(key, "Strength"))
+               netreg_update_strength(modem, &value);
+       else if (g_str_equal(key, "DataStrength"))
+               netreg_update_datastrength(modem, &value);
+       else if (g_str_equal(key, "Status"))
+               netreg_update_status(modem, &value);
+
+       if (modem->registered)
+               add_cdma_network(modem);
+       else
+               remove_all_networks(modem);
 
-               dbus_message_iter_get_basic(&value, &powered);
-               if (powered == TRUE)
+       return TRUE;
+}
+
+static void cdma_netreg_properties_reply(struct modem_data *modem,
+                                       DBusMessageIter *dict)
+{
+       DBG("%s", modem->path);
+
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
+
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (g_str_equal(key, "Name"))
+                       netreg_update_name(modem, &value);
+               else if (g_str_equal(key, "Strength"))
+                       netreg_update_strength(modem, &value);
+               else if (g_str_equal(key, "DataStrength"))
+                       netreg_update_datastrength(modem, &value);
+               else if (g_str_equal(key, "Status"))
+                       netreg_update_status(modem, &value);
+
+               dbus_message_iter_next(dict);
+       }
+
+       if (modem->registered)
+               add_cdma_network(modem);
+       else
+               remove_all_networks(modem);
+}
+
+static int cdma_netreg_get_properties(struct modem_data *modem)
+{
+       return get_properties(modem->path, OFONO_CDMA_NETREG_INTERFACE,
+                       cdma_netreg_properties_reply, modem);
+}
+
+static void cm_update_attached(struct modem_data *modem,
+                               DBusMessageIter *value)
+{
+       dbus_bool_t attached;
+
+       dbus_message_iter_get_basic(value, &attached);
+       modem->attached = attached;
+
+       DBG("%s Attached %d", modem->path, modem->attached);
+
+       if (!modem->attached) {
+               remove_all_networks(modem);
+               return;
+       }
+
+       if (!has_interface(modem->interfaces, OFONO_API_NETREG))
+               return;
+
+       netreg_get_properties(modem);
+}
+
+static void cm_update_powered(struct modem_data *modem,
+                               DBusMessageIter *value)
+{
+       dbus_bool_t cm_powered;
+
+       dbus_message_iter_get_basic(value, &cm_powered);
+       modem->cm_powered = cm_powered;
+
+       DBG("%s ConnnectionManager Powered %d", modem->path,
+               modem->cm_powered);
+
+       if (modem->cm_powered)
+               return;
+
+       cm_set_powered(modem, TRUE);
+}
+
+static gboolean cm_changed(DBusConnection *conn, DBusMessage *message,
+                               void *user_data)
+{
+       const char *path = dbus_message_get_path(message);
+       struct modem_data *modem;
+       DBusMessageIter iter, value;
+       const char *key;
+
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
+
+       if (modem->ignore)
+               return TRUE;
+
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
+
+       dbus_message_iter_get_basic(&iter, &key);
+
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
+
+       if (g_str_equal(key, "Attached"))
+               cm_update_attached(modem, &value);
+       else if (g_str_equal(key, "Powered"))
+               cm_update_powered(modem, &value);
+
+       return TRUE;
+}
+
+static void cdma_cm_update_powered(struct modem_data *modem,
+                                       DBusMessageIter *value)
+{
+       struct network_context *context =  NULL;
+       dbus_bool_t cdma_cm_powered;
+
+       dbus_message_iter_get_basic(value, &cdma_cm_powered);
+       modem->cdma_cm_powered = cdma_cm_powered;
+
+       DBG("%s CDMA cm Powered %d", modem->path, modem->cdma_cm_powered);
+
+       if (!modem->context_list)
+               return;
+
+       /* In case of CDMA, there is only one context */
+       context = modem->context_list->data;
+       if (modem->cdma_cm_powered)
+               set_connected(modem, context);
+       else
+               set_disconnected(context);
+}
+
+static void cdma_cm_update_settings(struct modem_data *modem,
+                                       DBusMessageIter *value)
+{
+       DBG("%s Settings", modem->path);
+
+       extract_ipv4_settings(value, modem->context_list->data);
+}
+
+static gboolean cdma_cm_changed(DBusConnection *conn,
+                               DBusMessage *message, void *user_data)
+{
+       const char *path = dbus_message_get_path(message);
+       struct modem_data *modem;
+       DBusMessageIter iter, value;
+       const char *key;
+
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
+
+       if (modem->online && !modem->context_list)
+               cdma_netreg_get_properties(modem);
+
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
+
+       dbus_message_iter_get_basic(&iter, &key);
+
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
+
+       if (g_str_equal(key, "Powered"))
+               cdma_cm_update_powered(modem, &value);
+       if (g_str_equal(key, "Settings"))
+               cdma_cm_update_settings(modem, &value);
+
+       return TRUE;
+}
+
+static void cm_properties_reply(struct modem_data *modem, DBusMessageIter *dict)
+{
+       DBG("%s", modem->path);
+
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
+
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (g_str_equal(key, "Attached"))
+                       cm_update_attached(modem, &value);
+               else if (g_str_equal(key, "Powered"))
+                       cm_update_powered(modem, &value);
+
+               dbus_message_iter_next(dict);
+       }
+}
+
+static int cm_get_properties(struct modem_data *modem)
+{
+       return get_properties(modem->path, OFONO_CM_INTERFACE,
+                               cm_properties_reply, modem);
+}
+
+static void cdma_cm_properties_reply(struct modem_data *modem,
+                                       DBusMessageIter *dict)
+{
+       DBG("%s", modem->path);
+
+       if (modem->online)
+               cdma_netreg_get_properties(modem);
+
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
+
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (g_str_equal(key, "Powered"))
+                       cdma_cm_update_powered(modem, &value);
+               if (g_str_equal(key, "Settings"))
+                       cdma_cm_update_settings(modem, &value);
+
+               dbus_message_iter_next(dict);
+       }
+}
+
+static int cdma_cm_get_properties(struct modem_data *modem)
+{
+       return get_properties(modem->path, OFONO_CDMA_CM_INTERFACE,
+                               cdma_cm_properties_reply, modem);
+}
+
+static void sim_update_imsi(struct modem_data *modem,
+                               DBusMessageIter *value)
+{
+       char *imsi;
+
+       dbus_message_iter_get_basic(value, &imsi);
+
+       DBG("%s imsi %s", modem->path, imsi);
+
+       g_free(modem->imsi);
+       modem->imsi = g_strdup(imsi);
+}
+
+static gboolean sim_changed(DBusConnection *conn, DBusMessage *message,
+                               void *user_data)
+{
+       const char *path = dbus_message_get_path(message);
+       struct modem_data *modem;
+       DBusMessageIter iter, value;
+       const char *key;
+
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
+
+       if (modem->ignore)
+               return TRUE;
+
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
+
+       dbus_message_iter_get_basic(&iter, &key);
+
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
+
+       if (g_str_equal(key, "SubscriberIdentity")) {
+               sim_update_imsi(modem, &value);
+
+               if (!ready_to_create_device(modem))
                        return TRUE;
 
-               modem->has_sim = FALSE;
-               modem->has_reg = FALSE;
-               modem->has_gprs = FALSE;
+               /*
+                * This is a GSM modem. Create the device and
+                * register it at the core. Enabling (setting
+                * it online is done through the
+                * modem_enable() callback.
+                */
+               create_device(modem);
+       }
+
+       return TRUE;
+}
 
-               modem_remove_device(modem);
-       } else if (g_str_equal(key, "Online") == TRUE) {
+static void sim_properties_reply(struct modem_data *modem,
+                                       DBusMessageIter *dict)
+{
+       DBG("%s", modem->path);
+
+       while (dbus_message_iter_get_arg_type(dict) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
+
+               dbus_message_iter_recurse(dict, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (g_str_equal(key, "SubscriberIdentity")) {
+                       sim_update_imsi(modem, &value);
+
+                       if (!ready_to_create_device(modem))
+                               return;
+
+                       /*
+                        * This is a GSM modem. Create the device and
+                        * register it at the core. Enabling (setting
+                        * it online is done through the
+                        * modem_enable() callback.
+                        */
+                       create_device(modem);
+
+                       if (!modem->online)
+                               return;
+
+                       /*
+                        * The modem is already online and we have the CM interface.
+                        * There will be no interface update and therefore our
+                        * state machine will not go to next step. We have to
+                        * trigger it from here.
+                        */
+                       if (has_interface(modem->interfaces, OFONO_API_CM)) {
+                               cm_get_properties(modem);
+                               cm_get_contexts(modem);
+                       }
+                       return;
+               }
+
+               dbus_message_iter_next(dict);
+       }
+}
+
+static int sim_get_properties(struct modem_data *modem)
+{
+       return get_properties(modem->path, OFONO_SIM_INTERFACE,
+                               sim_properties_reply, modem);
+}
+
+static bool api_added(uint8_t old_iface, uint8_t new_iface,
+                               enum ofono_api api)
+{
+       if (!has_interface(old_iface, api) &&
+                       has_interface(new_iface, api)) {
+               DBG("%s added", api2string(api));
+               return true;
+       }
+
+       return false;
+}
+
+static bool api_removed(uint8_t old_iface, uint8_t new_iface,
+                               enum ofono_api api)
+{
+       if (has_interface(old_iface, api) &&
+                       !has_interface(new_iface, api)) {
+               DBG("%s removed", api2string(api));
+               return true;
+       }
+
+       return false;
+}
+
+static void modem_update_interfaces(struct modem_data *modem,
+                               uint8_t old_ifaces,
+                               uint8_t new_ifaces)
+{
+       DBG("%s", modem->path);
+
+       if (api_added(old_ifaces, new_ifaces, OFONO_API_SIM)) {
+               if (!modem->imsi &&
+                               !modem->set_powered) {
+                       /*
+                        * Only use do GetProperties() when
+                        * device has not been powered up.
+                        */
+                       sim_get_properties(modem);
+               }
+       }
+
+       if (api_added(old_ifaces, new_ifaces, OFONO_API_CM)) {
+               if (modem->device) {
+                       cm_get_properties(modem);
+                       cm_get_contexts(modem);
+               }
+       }
+
+       if (api_added(old_ifaces, new_ifaces, OFONO_API_CDMA_CM)) {
+               if (ready_to_create_device(modem)) {
+                       create_device(modem);
+                       if (modem->registered)
+                               add_cdma_network(modem);
+               }
+
+               if (modem->device)
+                       cdma_cm_get_properties(modem);
+       }
+
+       if (api_added(old_ifaces, new_ifaces, OFONO_API_NETREG)) {
+               if (modem->attached)
+                       netreg_get_properties(modem);
+       }
+
+       if (api_added(old_ifaces, new_ifaces, OFONO_API_CDMA_NETREG))
+               cdma_netreg_get_properties(modem);
+
+       if (api_removed(old_ifaces, new_ifaces, OFONO_API_CM)) {
+               if (modem->call_get_contexts) {
+                       DBG("cancelling pending GetContexts call");
+                       dbus_pending_call_cancel(modem->call_get_contexts);
+                       dbus_pending_call_unref(modem->call_get_contexts);
+                       modem->call_get_contexts = NULL;
+               }
+               remove_all_contexts(modem);
+       }
+
+       if (api_removed(old_ifaces, new_ifaces, OFONO_API_CDMA_CM))
+               remove_all_contexts(modem);
+
+       if (api_removed(old_ifaces, new_ifaces, OFONO_API_NETREG))
+               remove_all_networks(modem);
+
+       if (api_removed(old_ifaces, new_ifaces, OFONO_API_CDMA_NETREG))
+               remove_all_networks(modem);
+}
+
+static gboolean modem_changed(DBusConnection *conn, DBusMessage *message,
+                               void *user_data)
+{
+       const char *path = dbus_message_get_path(message);
+       struct modem_data *modem;
+       DBusMessageIter iter, value;
+       const char *key;
+
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (!modem)
+               return TRUE;
+
+       if (modem->ignore)
+               return TRUE;
+
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
+
+       dbus_message_iter_get_basic(&iter, &key);
+
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &value);
+
+       if (g_str_equal(key, "Powered")) {
+               dbus_bool_t powered;
+
+               dbus_message_iter_get_basic(&value, &powered);
+               modem->powered = powered;
+
+               DBG("%s Powered %d", modem->path, modem->powered);
+
+               /* Set the powered according to the value */
+               modem_set_powered(modem, powered);
+       } else if (g_str_equal(key, "Online")) {
                dbus_bool_t online;
 
                dbus_message_iter_get_basic(&value, &online);
+               modem->online = online;
+
+               DBG("%s Online %d", modem->path, modem->online);
+
+               if (!modem->device)
+                       return TRUE;
+
+               connman_device_set_powered(modem->device, modem->online);
+       } else if (g_str_equal(key, "Interfaces")) {
+               uint8_t interfaces;
+
+               interfaces = extract_interfaces(&value);
+
+               if (interfaces == modem->interfaces)
+                       return TRUE;
+
+               DBG("%s Interfaces 0x%02x", modem->path, interfaces);
+
+               modem_update_interfaces(modem, modem->interfaces, interfaces);
+
+               modem->interfaces = interfaces;
+       } else if (g_str_equal(key, "Serial")) {
+               char *serial;
+
+               dbus_message_iter_get_basic(&value, &serial);
+
+               g_free(modem->serial);
+               modem->serial = g_strdup(serial);
+
+               DBG("%s Serial %s", modem->path, modem->serial);
+
+               if (has_interface(modem->interfaces,
+                                        OFONO_API_CDMA_CM)) {
+                       if (ready_to_create_device(modem)) {
+                               create_device(modem);
+                               if (modem->registered)
+                                       add_cdma_network(modem);
+                       }
+               }
+       }
+
+       return TRUE;
+}
+
+static void add_modem(const char *path, DBusMessageIter *prop)
+{
+       struct modem_data *modem;
 
-               update_modem_online(modem, online);
-       } else if (g_str_equal(key, "Lockdown") == TRUE) {
-               dbus_bool_t locked;
+       DBG("%s", path);
 
-               dbus_message_iter_get_basic(&value, &locked);
+       modem = g_hash_table_lookup(modem_hash, path);
+       if (modem) {
+               /*
+                * When oFono powers up we ask for the modems and oFono is
+                * reporting with modem_added signal the modems. Only
+                * handle them once.
+                */
+               return;
+       }
+
+       modem = g_try_new0(struct modem_data, 1);
+       if (!modem)
+               return;
+
+       modem->path = g_strdup(path);
+
+       g_hash_table_insert(modem_hash, g_strdup(path), modem);
+
+       while (dbus_message_iter_get_arg_type(prop) == DBUS_TYPE_DICT_ENTRY) {
+               DBusMessageIter entry, value;
+               const char *key;
+
+               dbus_message_iter_recurse(prop, &entry);
+               dbus_message_iter_get_basic(&entry, &key);
+
+               dbus_message_iter_next(&entry);
+               dbus_message_iter_recurse(&entry, &value);
+
+               if (g_str_equal(key, "Powered")) {
+                       dbus_bool_t powered;
+
+                       dbus_message_iter_get_basic(&value, &powered);
+                       modem->powered = powered;
+
+                       DBG("%s Powered %d", modem->path, modem->powered);
+               } else if (g_str_equal(key, "Online")) {
+                       dbus_bool_t online;
+
+                       dbus_message_iter_get_basic(&value, &online);
+                       modem->online = online;
+
+                       DBG("%s Online %d", modem->path, modem->online);
+               } else if (g_str_equal(key, "Interfaces")) {
+                       modem->interfaces = extract_interfaces(&value);
+
+                       DBG("%s Interfaces 0x%02x", modem->path,
+                               modem->interfaces);
+               } else if (g_str_equal(key, "Serial")) {
+                       char *serial;
+
+                       dbus_message_iter_get_basic(&value, &serial);
+                       modem->serial = g_strdup(serial);
+
+                       DBG("%s Serial %s", modem->path, modem->serial);
+               } else if (g_str_equal(key, "Type")) {
+                       char *type;
+
+                       dbus_message_iter_get_basic(&value, &type);
+
+                       DBG("%s Type %s", modem->path, type);
+                       if (g_strcmp0(type, "hardware") != 0) {
+                               DBG("%s Ignore this modem", modem->path);
+                               modem->ignore = true;
+                       }
+               }
+
+               dbus_message_iter_next(prop);
+       }
+
+       if (modem->ignore)
+               return;
+
+       if (!modem->powered) {
+               modem_set_powered(modem, TRUE);
+               return;
+       }
+
+       modem_update_interfaces(modem, 0, modem->interfaces);
+}
+
+static void modem_power_down(gpointer key, gpointer value, gpointer user_data)
+{
+       struct modem_data *modem = value;
+
+       DBG("%s", modem->path);
 
-               if (!locked)
-                       modem_change_powered(path, TRUE);
+       if (modem->ignore)
+               return;
+
+       modem_set_powered(modem, FALSE);
+}
+
+static void remove_modem(gpointer data)
+{
+       struct modem_data *modem = data;
+
+       DBG("%s", modem->path);
+
+       if (modem->call_set_property) {
+               dbus_pending_call_cancel(modem->call_set_property);
+               dbus_pending_call_unref(modem->call_set_property);
+               modem->call_set_property = NULL;
+       }
+
+       if (modem->call_get_properties) {
+               dbus_pending_call_cancel(modem->call_get_properties);
+               dbus_pending_call_unref(modem->call_get_properties);
+               modem->call_get_properties = NULL;
+       }
+
+       if (modem->call_get_contexts) {
+               dbus_pending_call_cancel(modem->call_get_contexts);
+               dbus_pending_call_unref(modem->call_get_contexts);
+               modem->call_get_contexts = NULL;
+       }
+
+       /* Must remove the contexts before the device */
+       if (modem->context_list)
+               remove_all_contexts(modem);
+
+       if (modem->device)
+               destroy_device(modem);
+
+       g_free(modem->serial);
+       g_free(modem->name);
+       g_free(modem->imsi);
+       g_free(modem->path);
+
+       g_free(modem);
+}
+
+static gboolean modem_added(DBusConnection *conn,
+                               DBusMessage *message, void *user_data)
+{
+       DBusMessageIter iter, properties;
+       const char *path;
+
+       DBG("");
+
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
+
+       dbus_message_iter_get_basic(&iter, &path);
+
+       dbus_message_iter_next(&iter);
+       dbus_message_iter_recurse(&iter, &properties);
+
+       add_modem(path, &properties);
+
+       return TRUE;
+}
+
+static gboolean modem_removed(DBusConnection *conn,
+                               DBusMessage *message, void *user_data)
+{
+       DBusMessageIter iter;
+       const char *path;
+
+       DBG("");
 
-       } else if (g_str_equal(key, "Interfaces") == TRUE) {
-               gboolean has_sim = modem_has_sim(&value);
-               gboolean has_reg = modem_has_reg(&value);
-               gboolean had_reg = modem->has_reg;
-               gboolean has_gprs = modem_has_gprs(&value);
-               gboolean had_gprs = modem->has_gprs;
+       if (!dbus_message_iter_init(message, &iter))
+               return TRUE;
 
-               modem->has_sim = has_sim;
-               modem->has_reg = has_reg;
-               modem->has_gprs = has_gprs;
+       dbus_message_iter_get_basic(&iter, &path);
 
-               if (modem->device == NULL) {
-                       if (has_sim)
-                               get_imsi(modem->path);
-               } else if (!has_sim) {
-                       modem_remove_device(modem);
-               } else {
-                       if (has_reg && !had_reg)
-                               check_registration(modem);
-                       else if (had_reg && !has_reg)
-                               modem_registration_removed(modem);
-
-                       if (has_gprs && !had_gprs) {
-                               gprs_change_powered(modem->path, TRUE);
-                               check_gprs(modem);
-                       }
-               }
-       }
+       g_hash_table_remove(modem_hash, path);
 
        return TRUE;
 }
 
-static gboolean sim_changed(DBusConnection *connection, DBusMessage *message,
-                               void *user_data)
+static void manager_get_modems_reply(DBusPendingCall *call, void *user_data)
 {
-       const char *path = dbus_message_get_path(message);
-       struct modem_data *modem;
-       DBusMessageIter iter, value;
-       const char *key;
-
-       DBG("path %s", path);
+       DBusMessage *reply;
+       DBusError error;
+       DBusMessageIter array, dict;
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return TRUE;
+       DBG("");
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       reply = dbus_pending_call_steal_reply(call);
 
-       dbus_message_iter_get_basic(&iter, &key);
+       dbus_error_init(&error);
 
-       dbus_message_iter_next(&iter);
-       dbus_message_iter_recurse(&iter, &value);
+       if (dbus_set_error_from_message(&error, reply)) {
+               connman_error("%s", error.message);
+               dbus_error_free(&error);
+               goto done;
+       }
 
-       if (g_str_equal(key, "SubscriberIdentity") == TRUE) {
-               char *imsi;
+       if (!dbus_message_iter_init(reply, &array))
+               goto done;
 
-               dbus_message_iter_get_basic(&value, &imsi);
+       dbus_message_iter_recurse(&array, &dict);
 
-               add_device(path, imsi);
-       } else if (g_str_equal(key, "Present") == TRUE) {
-               dbus_bool_t present;
+       while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_STRUCT) {
+               DBusMessageIter value, properties;
+               const char *path;
 
-               dbus_message_iter_get_basic(&value, &present);
+               dbus_message_iter_recurse(&dict, &value);
+               dbus_message_iter_get_basic(&value, &path);
 
-               if (present)
-                       return TRUE;
+               dbus_message_iter_next(&value);
+               dbus_message_iter_recurse(&value, &properties);
 
-               if (modem->device != NULL)
-                       modem_remove_device(modem);
+               add_modem(path, &properties);
 
-               modem->has_gprs = FALSE;
-               modem->has_reg = FALSE;
+               dbus_message_iter_next(&dict);
        }
 
-       return TRUE;
+done:
+       dbus_message_unref(reply);
+
+       dbus_pending_call_unref(call);
 }
 
-static gboolean gprs_changed(DBusConnection *connection, DBusMessage *message,
-                               void *user_data)
+static int manager_get_modems(void)
 {
-       const char *path = dbus_message_get_path(message);
-       struct modem_data *modem;
-       DBusMessageIter iter;
+       DBusMessage *message;
+       DBusPendingCall *call;
 
-       DBG("path %s", path);
+       DBG("");
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL)
-               return TRUE;
+       message = dbus_message_new_method_call(OFONO_SERVICE, "/",
+                                       OFONO_MANAGER_INTERFACE, GET_MODEMS);
+       if (!message)
+               return -ENOMEM;
+
+       if (!dbus_connection_send_with_reply(connection, message,
+                                               &call, TIMEOUT)) {
+               connman_error("Failed to call GetModems()");
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
+
+       if (!call) {
+               connman_error("D-Bus connection not available");
+               dbus_message_unref(message);
+               return -EINVAL;
+       }
 
-       if (dbus_message_iter_init(message, &iter))
-               modem_gprs_changed(modem, &iter);
+       dbus_pending_call_set_notify(call, manager_get_modems_reply,
+                                       NULL, NULL);
 
-       return TRUE;
+       dbus_message_unref(message);
+
+       return -EINPROGRESS;
 }
 
-static gboolean context_added(DBusConnection *connection,
-                               DBusMessage *message, void *user_data)
+static void ofono_connect(DBusConnection *conn, void *user_data)
 {
-       const char *path = dbus_message_get_path(message);
-       const char *network_path;
-       struct modem_data *modem;
-       DBusMessageIter iter, properties;
+       DBG("");
 
-       DBG("path %s", path);
+       modem_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
+                                               g_free, remove_modem);
+       if (!modem_hash)
+               return;
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL || modem->device == NULL)
-               return TRUE;
+       context_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
+                                               g_free, NULL);
+       if (!context_hash) {
+               g_hash_table_destroy(modem_hash);
+               return;
+       }
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       manager_get_modems();
+}
 
-       dbus_message_iter_get_basic(&iter, &network_path);
+static void ofono_disconnect(DBusConnection *conn, void *user_data)
+{
+       DBG("");
 
-       dbus_message_iter_next(&iter);
-       dbus_message_iter_recurse(&iter, &properties);
+       if (!modem_hash || !context_hash)
+               return;
 
-       add_network(modem->device, network_path, &properties);
+       g_hash_table_destroy(modem_hash);
+       modem_hash = NULL;
 
-       return TRUE;
+       g_hash_table_destroy(context_hash);
+       context_hash = NULL;
 }
 
-static gboolean context_removed(DBusConnection *connection,
-                               DBusMessage *message, void *user_data)
+static int network_probe(struct connman_network *network)
 {
-       const char *path = dbus_message_get_path(message);
-       const char *network_path;
-       struct modem_data *modem;
-       DBusMessageIter iter;
-
-       DBG("path %s", path);
+       struct modem_data *modem = connman_network_get_data(network);
 
-       modem = g_hash_table_lookup(modem_hash, path);
-       if (modem == NULL || modem->device == NULL)
-               return TRUE;
+       DBG("%s network %p", modem->path, network);
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       return 0;
+}
 
-       dbus_message_iter_get_basic(&iter, &network_path);
+static void network_remove(struct connman_network *network)
+{
+       struct modem_data *modem = connman_network_get_data(network);
 
-       g_hash_table_remove(network_hash, network_path);
-       return TRUE;
+       DBG("%s network %p", modem->path, network);
 }
 
-static gboolean modem_added(DBusConnection *connection,
-                               DBusMessage *message, void *user_data)
+static int network_connect(struct connman_network *network)
 {
-       DBusMessageIter iter, properties;
-       const char *modem_path;
+       struct network_context *context;
+       struct modem_data *modem = connman_network_get_data(network);
 
-       DBG("");
+       DBG("%s network %p", modem->path, network);
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       if (!g_hash_table_lookup(modem_hash, modem->path))
+               return -ENODEV;
 
-       dbus_message_iter_get_basic(&iter, &modem_path);
+       context = get_context_with_network(modem->context_list, network);
+       if (!context)
+               return -ENODEV;
 
-       dbus_message_iter_next(&iter);
-       dbus_message_iter_recurse(&iter, &properties);
+       if (has_interface(modem->interfaces, OFONO_API_CM))
+               return context_set_active(modem, context, TRUE);
+       else if (has_interface(modem->interfaces, OFONO_API_CDMA_CM))
+               return cdma_cm_set_powered(modem, TRUE);
 
-       add_modem(modem_path, &properties);
+       connman_error("Connection manager interface not available");
 
-       return TRUE;
+       return -ENOSYS;
 }
 
-static gboolean modem_removed(DBusConnection *connection,
-                               DBusMessage *message, void *user_data)
+static int network_disconnect(struct connman_network *network)
 {
-       DBusMessageIter iter;
-       const char *modem_path;
+       struct network_context *context;
+       struct modem_data *modem = connman_network_get_data(network);
 
-       DBG("");
+       DBG("%s network %p", modem->path, network);
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       if (!g_hash_table_lookup(modem_hash, modem->path))
+               return -ENODEV;
 
-       dbus_message_iter_get_basic(&iter, &modem_path);
+       context = get_context_with_network(modem->context_list, network);
+       if (!context)
+               return -ENODEV;
 
-       g_hash_table_remove(modem_hash, modem_path);
+       if (has_interface(modem->interfaces, OFONO_API_CM))
+               return context_set_active(modem, context, FALSE);
+       else if (has_interface(modem->interfaces, OFONO_API_CDMA_CM))
+               return cdma_cm_set_powered(modem, FALSE);
 
-       return TRUE;
+       connman_error("Connection manager interface not available");
+
+       return -ENOSYS;
+}
+
+static struct connman_network_driver network_driver = {
+       .name           = "cellular",
+       .type           = CONNMAN_NETWORK_TYPE_CELLULAR,
+       .probe          = network_probe,
+       .remove         = network_remove,
+       .connect        = network_connect,
+       .disconnect     = network_disconnect,
+};
+
+static int modem_probe(struct connman_device *device)
+{
+       struct modem_data *modem = connman_device_get_data(device);
+
+       DBG("%s device %p", modem->path, device);
+
+       return 0;
 }
 
-static gboolean context_changed(DBusConnection *connection,
-                                       DBusMessage *message, void *user_data)
+static void modem_remove(struct connman_device *device)
 {
-       const char *path = dbus_message_get_path(message);
-       struct network_info *info;
-       DBusMessageIter iter, value;
-       const char *key;
+       struct modem_data *modem = connman_device_get_data(device);
 
-       DBG("path %s", path);
+       DBG("%s device %p", modem->path, device);
+}
 
-       info = g_hash_table_lookup(network_hash, path);
-       if (info == NULL)
-               return TRUE;
+static int modem_enable(struct connman_device *device)
+{
+       struct modem_data *modem = connman_device_get_data(device);
 
-       if (!pending_network_is_available(info->network)) {
-               g_hash_table_remove(network_hash, path);
-               return TRUE;
-       }
+       DBG("%s device %p", modem->path, device);
 
-       if (dbus_message_iter_init(message, &iter) == FALSE)
-               return TRUE;
+       if (modem->online)
+               return 0;
 
-       dbus_message_iter_get_basic(&iter, &key);
+       return modem_set_online(modem, TRUE);
+}
 
-       dbus_message_iter_next(&iter);
-       dbus_message_iter_recurse(&iter, &value);
+static int modem_disable(struct connman_device *device)
+{
+       struct modem_data *modem = connman_device_get_data(device);
 
-       DBG("key %s", key);
+       DBG("%s device %p", modem->path, device);
 
-       if (g_str_equal(key, "Settings") == TRUE)
-               update_ipv4_settings(&value, info);
-       else if (g_str_equal(key, "IPv6.Settings"))
-                       update_ipv6_settings(&value, info);
-       else if (g_str_equal(key, "Active") == TRUE) {
-               dbus_bool_t active;
+       if (!modem->online)
+               return 0;
 
-               dbus_message_iter_get_basic(&value, &active);
+       return modem_set_online(modem, FALSE);
+}
 
-               if (active == FALSE)
-                       set_connected(info, active);
+static struct connman_device_driver modem_driver = {
+       .name           = "modem",
+       .type           = CONNMAN_DEVICE_TYPE_CELLULAR,
+       .probe          = modem_probe,
+       .remove         = modem_remove,
+       .enable         = modem_enable,
+       .disable        = modem_disable,
+};
 
-               /* Connect only if requested to do so */
-               if (active == TRUE &&
-                       connman_network_get_connecting(info->network) == TRUE)
-                       set_connected(info, active);
-       }
+static int tech_probe(struct connman_technology *technology)
+{
+       return 0;
+}
 
-       return TRUE;
+static void tech_remove(struct connman_technology *technology)
+{
 }
 
+static struct connman_technology_driver tech_driver = {
+       .name           = "cellular",
+       .type           = CONNMAN_SERVICE_TYPE_CELLULAR,
+       .probe          = tech_probe,
+       .remove         = tech_remove,
+};
+
 static guint watch;
-static guint reg_watch;
+static guint modem_added_watch;
+static guint modem_removed_watch;
+static guint modem_watch;
+static guint cm_watch;
 static guint sim_watch;
-static guint gprs_watch;
 static guint context_added_watch;
 static guint context_removed_watch;
-static guint modem_watch;
-static guint modem_added_watch;
-static guint modem_removed_watch;
+static guint netreg_watch;
 static guint context_watch;
+static guint cdma_cm_watch;
+static guint cdma_netreg_watch;
 
 static int ofono_init(void)
 {
        int err;
 
+       DBG("");
+
        connection = connman_dbus_get_connection();
-       if (connection == NULL)
+       if (!connection)
                return -EIO;
 
-       watch = g_dbus_add_service_watch(connection, OFONO_SERVICE,
-                       ofono_connect, ofono_disconnect, NULL, NULL);
+       watch = g_dbus_add_service_watch(connection,
+                                       OFONO_SERVICE, ofono_connect,
+                                       ofono_disconnect, NULL, NULL);
+
+       modem_added_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE,
+                                               NULL, OFONO_MANAGER_INTERFACE,
+                                               MODEM_ADDED,
+                                               modem_added,
+                                               NULL, NULL);
+
+       modem_removed_watch = g_dbus_add_signal_watch(connection,
+                                               OFONO_SERVICE, NULL,
+                                               OFONO_MANAGER_INTERFACE,
+                                               MODEM_REMOVED,
+                                               modem_removed,
+                                               NULL, NULL);
+
+       modem_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE, NULL,
+                                               OFONO_MODEM_INTERFACE,
+                                               PROPERTY_CHANGED,
+                                               modem_changed,
+                                               NULL, NULL);
 
-       reg_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_REGISTRATION_INTERFACE,
+       cm_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE, NULL,
+                                               OFONO_CM_INTERFACE,
                                                PROPERTY_CHANGED,
-                                               reg_changed,
+                                               cm_changed,
                                                NULL, NULL);
 
-       gprs_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_GPRS_INTERFACE,
+       sim_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE, NULL,
+                                               OFONO_SIM_INTERFACE,
                                                PROPERTY_CHANGED,
-                                               gprs_changed,
+                                               sim_changed,
                                                NULL, NULL);
 
-       context_added_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_GPRS_INTERFACE,
+       context_added_watch = g_dbus_add_signal_watch(connection,
+                                               OFONO_SERVICE, NULL,
+                                               OFONO_CM_INTERFACE,
                                                CONTEXT_ADDED,
-                                               context_added,
+                                               cm_context_added,
                                                NULL, NULL);
 
-       context_removed_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_GPRS_INTERFACE,
+       context_removed_watch = g_dbus_add_signal_watch(connection,
+                                               OFONO_SERVICE, NULL,
+                                               OFONO_CM_INTERFACE,
                                                CONTEXT_REMOVED,
-                                               context_removed,
+                                               cm_context_removed,
                                                NULL, NULL);
 
-       modem_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_MODEM_INTERFACE,
+       context_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE,
+                                               NULL, OFONO_CONTEXT_INTERFACE,
                                                PROPERTY_CHANGED,
-                                               modem_changed,
+                                               context_changed,
                                                NULL, NULL);
 
-       sim_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_SIM_INTERFACE,
+       netreg_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE, NULL,
+                                               OFONO_NETREG_INTERFACE,
                                                PROPERTY_CHANGED,
-                                               sim_changed,
+                                               netreg_changed,
                                                NULL, NULL);
 
-       modem_added_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_MANAGER_INTERFACE,
-                                               MODEM_ADDED,
-                                               modem_added,
-                                               NULL, NULL);
-
-       modem_removed_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_MANAGER_INTERFACE,
-                                               MODEM_REMOVED,
-                                               modem_removed,
+       cdma_cm_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE,
+                                               NULL, OFONO_CDMA_CM_INTERFACE,
+                                               PROPERTY_CHANGED,
+                                               cdma_cm_changed,
                                                NULL, NULL);
 
-       context_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
-                                               OFONO_CONTEXT_INTERFACE,
+       cdma_netreg_watch = g_dbus_add_signal_watch(connection, OFONO_SERVICE,
+                                               NULL, OFONO_CDMA_NETREG_INTERFACE,
                                                PROPERTY_CHANGED,
-                                               context_changed,
+                                               cdma_netreg_changed,
                                                NULL, NULL);
 
-       if (watch == 0 || gprs_watch == 0 || context_added_watch == 0 ||
-                       context_removed_watch == 0 || modem_watch == 0 ||
-                       reg_watch == 0 || sim_watch == 0 ||
-                       modem_added_watch == 0 || modem_removed_watch == 0 ||
-                               context_watch == 0) {
+
+       if (watch == 0 || modem_added_watch == 0 || modem_removed_watch == 0 ||
+                       modem_watch == 0 || cm_watch == 0 || sim_watch == 0 ||
+                       context_added_watch == 0 ||
+                       context_removed_watch == 0 ||
+                       context_watch == 0 || netreg_watch == 0 ||
+                       cdma_cm_watch == 0 || cdma_netreg_watch == 0) {
                err = -EIO;
                goto remove;
        }
@@ -1983,20 +2935,28 @@ static int ofono_init(void)
                goto remove;
        }
 
+       err = connman_technology_driver_register(&tech_driver);
+       if (err < 0) {
+               connman_device_driver_unregister(&modem_driver);
+               connman_network_driver_unregister(&network_driver);
+               goto remove;
+       }
+
        return 0;
 
 remove:
-       g_dbus_remove_watch(connection, watch);
-       g_dbus_remove_watch(connection, sim_watch);
-       g_dbus_remove_watch(connection, reg_watch);
-       g_dbus_remove_watch(connection, gprs_watch);
-       g_dbus_remove_watch(connection, context_added_watch);
+       g_dbus_remove_watch(connection, cdma_netreg_watch);
+       g_dbus_remove_watch(connection, cdma_cm_watch);
+       g_dbus_remove_watch(connection, netreg_watch);
+       g_dbus_remove_watch(connection, context_watch);
        g_dbus_remove_watch(connection, context_removed_watch);
+       g_dbus_remove_watch(connection, context_added_watch);
+       g_dbus_remove_watch(connection, sim_watch);
+       g_dbus_remove_watch(connection, cm_watch);
        g_dbus_remove_watch(connection, modem_watch);
-       g_dbus_remove_watch(connection, modem_added_watch);
        g_dbus_remove_watch(connection, modem_removed_watch);
-       g_dbus_remove_watch(connection, context_watch);
-
+       g_dbus_remove_watch(connection, modem_added_watch);
+       g_dbus_remove_watch(connection, watch);
        dbus_connection_unref(connection);
 
        return err;
@@ -2004,22 +2964,44 @@ remove:
 
 static void ofono_exit(void)
 {
-       g_dbus_remove_watch(connection, watch);
-       g_dbus_remove_watch(connection, sim_watch);
-       g_dbus_remove_watch(connection, reg_watch);
-       g_dbus_remove_watch(connection, gprs_watch);
-       g_dbus_remove_watch(connection, context_added_watch);
-       g_dbus_remove_watch(connection, context_removed_watch);
-       g_dbus_remove_watch(connection, modem_watch);
-       g_dbus_remove_watch(connection, modem_added_watch);
-       g_dbus_remove_watch(connection, modem_removed_watch);
-       g_dbus_remove_watch(connection, context_watch);
+       DBG("");
 
-       ofono_disconnect(connection, NULL);
+       if (modem_hash) {
+               /*
+                * We should probably wait for the SetProperty() reply
+                * message, because ...
+                */
+               g_hash_table_foreach(modem_hash, modem_power_down, NULL);
+
+               /*
+                * ... here we will cancel the call.
+                */
+               g_hash_table_destroy(modem_hash);
+               modem_hash = NULL;
+       }
+
+       if (context_hash) {
+               g_hash_table_destroy(context_hash);
+               context_hash = NULL;
+       }
 
+       connman_technology_driver_unregister(&tech_driver);
        connman_device_driver_unregister(&modem_driver);
        connman_network_driver_unregister(&network_driver);
 
+       g_dbus_remove_watch(connection, cdma_netreg_watch);
+       g_dbus_remove_watch(connection, cdma_cm_watch);
+       g_dbus_remove_watch(connection, netreg_watch);
+       g_dbus_remove_watch(connection, context_watch);
+       g_dbus_remove_watch(connection, context_removed_watch);
+       g_dbus_remove_watch(connection, context_added_watch);
+       g_dbus_remove_watch(connection, sim_watch);
+       g_dbus_remove_watch(connection, cm_watch);
+       g_dbus_remove_watch(connection, modem_watch);
+       g_dbus_remove_watch(connection, modem_added_watch);
+       g_dbus_remove_watch(connection, modem_removed_watch);
+       g_dbus_remove_watch(connection, watch);
+
        dbus_connection_unref(connection);
 }