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[network-manager-applet/btdun] bluetooth: support DUN in the gnome-bluetooth wizard

commit c1c13b9dff6772bf13ab6217a2eecb986bd67687
Author: Dan Williams <dcbw redhat com>
Date:   Sat Oct 3 01:01:12 2009 -0700

    bluetooth: support DUN in the gnome-bluetooth wizard
    
    PAN is preferred, but if the phone doesn't support PAN, do DUN.

 src/gnome-bluetooth/Makefile.am              |   18 +-
 src/gnome-bluetooth/network-manager-applet.c |  798 ++++++++++++++++++++++++--
 src/marshallers/nma-marshal.list             |    1 +
 3 files changed, 777 insertions(+), 40 deletions(-)
---
diff --git a/src/gnome-bluetooth/Makefile.am b/src/gnome-bluetooth/Makefile.am
index 8f20b1f..f430c2f 100644
--- a/src/gnome-bluetooth/Makefile.am
+++ b/src/gnome-bluetooth/Makefile.am
@@ -6,15 +6,27 @@ INCLUDES = \
 	-DLOCALEDIR="\"$(datadir)/locale\""	\
 	-I$(top_srcdir)/src/gconf-helpers/ \
 	-I$(top_builddir) \
+	-I${top_builddir}/src/marshallers \
+	-I${top_srcdir}/src/utils \
 	$(GNOME_BLUETOOTH_CFLAGS) \
 	$(WARN_CFLAGS)
 
 if HAVE_GBT
 plugin_LTLIBRARIES = libnma.la
 
-libnma_la_SOURCES = network-manager-applet.c
+libnma_la_SOURCES = \
+	network-manager-applet.c \
+	bling-spinner.c \
+	bling-spinner.h
+
 libnma_la_LDFLAGS = -module -avoid-version
-libnma_la_LIBADD = $(top_builddir)/src/gconf-helpers/libgconf-helpers.la $(GNOME_BLUETOOTH_LIBS)
+
+libnma_la_LIBADD = \
+	$(top_builddir)/src/gconf-helpers/libgconf-helpers.la \
+	$(GNOME_BLUETOOTH_LIBS)
 endif
 
-EXTRA_DIST = network-manager-applet.c
+EXTRA_DIST = \
+	network-manager-applet.c \
+	bling-spinner.c \
+	bling-spinner.h
diff --git a/src/gnome-bluetooth/network-manager-applet.c b/src/gnome-bluetooth/network-manager-applet.c
index 0b8ac47..4df2603 100644
--- a/src/gnome-bluetooth/network-manager-applet.c
+++ b/src/gnome-bluetooth/network-manager-applet.c
@@ -35,20 +35,95 @@
 #include <nm-setting-connection.h>
 #include <nm-setting-bluetooth.h>
 #include <nm-setting-ip4-config.h>
+#include <nm-setting-cdma.h>
+#include <nm-setting-gsm.h>
+#include <nm-setting-serial.h>
+#include <nm-setting-ppp.h>
 #include <nm-utils.h>
 #include <nma-gconf-settings.h>
 
-static gboolean
-has_config_widget (const char *bdaddr, const char **uuids)
+#include <dbus/dbus.h>
+#include <dbus/dbus-glib.h>
+
+#include "nma-marshal.h"
+#include "bling-spinner.h"
+#include "mobile-wizard.h"
+
+#define DBUS_TYPE_G_MAP_OF_VARIANT (dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE))
+
+#define BLUEZ_SERVICE           "org.bluez"
+#define BLUEZ_MANAGER_PATH      "/"
+#define BLUEZ_MANAGER_INTERFACE "org.bluez.Manager"
+#define BLUEZ_ADAPTER_INTERFACE "org.bluez.Adapter"
+#define BLUEZ_DEVICE_INTERFACE  "org.bluez.Device"
+#define BLUEZ_SERIAL_INTERFACE  "org.bluez.Serial"
+#define BLUEZ_NETWORK_INTERFACE "org.bluez.Network"
+
+#define MM_SERVICE         "org.freedesktop.ModemManager"
+#define MM_PATH            "/org/freedesktop/ModemManager"
+#define MM_INTERFACE       "org.freedesktop.ModemManager"
+#define MM_MODEM_INTERFACE "org.freedesktop.ModemManager.Modem"
+
+typedef enum {
+	BT_METHOD_UNKNOWN = 0,
+	BT_METHOD_PAN = 1,
+	BT_METHOD_DUN = 2
+} BtMethod;
+
+typedef struct {
+	char *bdaddr;
+	BtMethod method;
+	GtkWidget *button;
+	guint toggled_id;
+
+	GtkWidget *hbox;
+	GtkWidget *label;
+	GtkWidget *spinner;
+	NMSettingsConnectionInterface *connection;
+
+	/* DUN stuff */
+	DBusGConnection *bus;
+	DBusGProxy *bluez_proxy;
+	DBusGProxy *adapter_proxy;
+	DBusGProxy *dun_proxy;
+
+	DBusGProxy *mm_proxy;
+	GSList *modem_proxies;
+
+	char *rfcomm_iface;
+	guint dun_timeout_id;
+
+	NMDeviceType devtype;
+
+	MobileWizard *wizard;
+	GtkWindowGroup *window_group;
+} PluginInfo;
+
+static BtMethod
+get_best_method (const char *bdaddr, const char **uuids)
 {
 	guint i;
+	gboolean has_nap = FALSE, has_dun = FALSE;
 
 	for (i = 0; uuids && uuids[i] != NULL; i++) {
 		g_message ("has_config_widget %s %s", bdaddr, uuids[i]);
 		if (g_str_equal (uuids[i], "NAP"))
-			return TRUE;
+			has_nap = TRUE;
+		if (g_str_equal (uuids[i], "DialupNetworking"))
+			has_dun = TRUE;
 	}
-	return FALSE;
+
+	if (has_nap)
+		return BT_METHOD_PAN;
+	else if (has_dun)
+		return BT_METHOD_DUN;
+	return BT_METHOD_UNKNOWN;
+}
+
+static gboolean
+has_config_widget (const char *bdaddr, const char **uuids)
+{
+	return !!get_best_method (bdaddr, uuids);
 }
 
 static GByteArray *
@@ -67,8 +142,10 @@ get_array_from_bdaddr (const char *str)
 	return NULL;
 }
 
+/*******************************************************************/
+
 static NMSettingsConnectionInterface *
-add_setup (const char *bdaddr)
+add_pan_connection (const char *bdaddr)
 {
 	NMConnection *connection;
 	NMSetting *setting, *bt_setting, *ip_setting;
@@ -122,37 +199,639 @@ add_setup (const char *bdaddr)
 	return NULL;
 }
 
+/*******************************************************************/
+
+static void
+dun_cleanup (PluginInfo *info, const char *message, gboolean uncheck)
+{
+	GSList *iter;
+
+	for (iter = info->modem_proxies; iter; iter = g_slist_next (iter))
+		g_object_unref (DBUS_G_PROXY (iter->data));
+	g_slist_free (info->modem_proxies);
+	info->modem_proxies = NULL;
+
+	if (info->dun_proxy) {
+		if (info->rfcomm_iface) {
+			dbus_g_proxy_call_no_reply (info->dun_proxy, "Disconnect",
+			                            G_TYPE_STRING, info->rfcomm_iface,
+			                            G_TYPE_INVALID);
+		}
+
+		g_object_unref (info->dun_proxy);
+		info->dun_proxy = NULL;
+	}
+
+	g_free (info->rfcomm_iface);
+	info->rfcomm_iface = NULL;
+
+	if (info->adapter_proxy) {
+		g_object_unref (info->adapter_proxy);
+		info->adapter_proxy = NULL;
+	}
+
+	if (info->bluez_proxy) {
+		g_object_unref (info->bluez_proxy);
+		info->bluez_proxy = NULL;
+	}
+
+	if (info->bus) {
+		dbus_g_connection_unref (info->bus);
+		info->bus = NULL;
+	}
+
+	if (info->dun_timeout_id) {
+		g_source_remove (info->dun_timeout_id);
+		info->dun_timeout_id = 0;
+	}
+
+	if (info->window_group) {
+		g_object_unref (info->window_group);
+		info->window_group = NULL;
+	}
+
+	if (info->wizard) {
+		mobile_wizard_destroy (info->wizard);
+		info->wizard = NULL;
+	}
+
+	info->devtype = NM_DEVICE_TYPE_UNKNOWN;
+
+	if (info->spinner) {
+		bling_spinner_stop (BLING_SPINNER (info->spinner));
+		gtk_widget_hide (info->spinner);
+	}
+	gtk_label_set_text (GTK_LABEL (info->label), message);
+	gtk_widget_set_sensitive (info->button, TRUE);
+
+	if (uncheck) {
+		g_signal_handler_block (info->button, info->toggled_id);
+		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (info->button), FALSE);
+		g_signal_handler_unblock (info->button, info->toggled_id);
+	}
+}
+
+static void
+dun_error (PluginInfo *info, const char *func, GError *error, const char *fallback)
+{
+	char *message;
+
+	message = g_strdup_printf (_("Error: %s"), (error && error->message) ? error->message : fallback);
+	g_warning ("%s: %s", func, message);
+	dun_cleanup (info, message, TRUE);
+	g_free (message);
+}
+
+static NMConnection *
+dun_new_cdma (MobileWizardAccessMethod *method)
+{
+	NMConnection *connection;
+	NMSetting *setting;
+	char *uuid, *id;
+
+	connection = nm_connection_new ();
+
+	setting = nm_setting_cdma_new ();
+	g_object_set (setting,
+	              NM_SETTING_CDMA_NUMBER, "#777",
+	              NM_SETTING_CDMA_USERNAME, method->username,
+	              NM_SETTING_CDMA_PASSWORD, method->password,
+	              NULL);
+	nm_connection_add_setting (connection, setting);
+
+	/* Serial setting */
+	setting = nm_setting_serial_new ();
+	g_object_set (setting,
+	              NM_SETTING_SERIAL_BAUD, 115200,
+	              NM_SETTING_SERIAL_BITS, 8,
+	              NM_SETTING_SERIAL_PARITY, 'n',
+	              NM_SETTING_SERIAL_STOPBITS, 1,
+	              NULL);
+	nm_connection_add_setting (connection, setting);
+
+	nm_connection_add_setting (connection, nm_setting_ppp_new ());
+
+	setting = nm_setting_connection_new ();
+	if (method->plan_name)
+		id = g_strdup_printf ("%s %s", method->provider_name, method->plan_name);
+	else
+		id = g_strdup_printf ("%s connection", method->provider_name);
+	uuid = nm_utils_uuid_generate ();
+	g_object_set (setting,
+	              NM_SETTING_CONNECTION_ID, id,
+	              NM_SETTING_CONNECTION_TYPE, NM_SETTING_CDMA_SETTING_NAME,
+	              NM_SETTING_CONNECTION_AUTOCONNECT, FALSE,
+	              NM_SETTING_CONNECTION_UUID, uuid,
+	              NULL);
+	g_free (uuid);
+	g_free (id);
+	nm_connection_add_setting (connection, setting);
+
+	return connection;
+}
+
+static NMConnection *
+dun_new_gsm (MobileWizardAccessMethod *method)
+{
+	NMConnection *connection;
+	NMSetting *setting;
+	char *uuid, *id;
+
+	connection = nm_connection_new ();
+
+	setting = nm_setting_gsm_new ();
+	g_object_set (setting,
+	              NM_SETTING_GSM_NUMBER, "*99#",
+	              NM_SETTING_GSM_USERNAME, method->username,
+	              NM_SETTING_GSM_PASSWORD, method->password,
+	              NM_SETTING_GSM_APN, method->gsm_apn,
+	              NULL);
+	nm_connection_add_setting (connection, setting);
+
+	/* Serial setting */
+	setting = nm_setting_serial_new ();
+	g_object_set (setting,
+	              NM_SETTING_SERIAL_BAUD, 115200,
+	              NM_SETTING_SERIAL_BITS, 8,
+	              NM_SETTING_SERIAL_PARITY, 'n',
+	              NM_SETTING_SERIAL_STOPBITS, 1,
+	              NULL);
+	nm_connection_add_setting (connection, setting);
+
+	nm_connection_add_setting (connection, nm_setting_ppp_new ());
+
+	setting = nm_setting_connection_new ();
+	if (method->plan_name)
+		id = g_strdup_printf ("%s %s", method->provider_name, method->plan_name);
+	else
+		id = g_strdup_printf ("%s connection", method->provider_name);
+	uuid = nm_utils_uuid_generate ();
+	g_object_set (setting,
+	              NM_SETTING_CONNECTION_ID, id,
+	              NM_SETTING_CONNECTION_TYPE, NM_SETTING_GSM_SETTING_NAME,
+	              NM_SETTING_CONNECTION_AUTOCONNECT, FALSE,
+	              NM_SETTING_CONNECTION_UUID, uuid,
+	              NULL);
+	g_free (uuid);
+	g_free (id);
+	nm_connection_add_setting (connection, setting);
+
+	return connection;
+}
+
+static void
+wizard_done_cb (MobileWizard *self,
+                gboolean canceled,
+                MobileWizardAccessMethod *method,
+                gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	NMConnection *connection = NULL;
+	NMAGConfSettings *gconf_settings;
+	NMAGConfConnection *exported;
+	GByteArray *mac;
+	NMSetting *s_bt;
+
+	g_message ("%s: mobile wizard done", __func__);
+
+	if (canceled || !method) {
+		dun_error (info, __func__, NULL, _("Mobile wizard was canceled"));
+		return;
+	}
+
+	if (method->devtype == NM_DEVICE_TYPE_CDMA)
+		connection = dun_new_cdma (method);
+	else if (method->devtype == NM_DEVICE_TYPE_GSM)
+		connection = dun_new_gsm (method);
+	else {
+		dun_error (info, __func__, NULL, _("Unknown phone device type (not GSM or CDMA)"));
+		return;
+	}
+
+	mobile_wizard_destroy (info->wizard);
+	info->wizard = NULL;
+
+	g_assert (connection);
+
+	/* The Bluetooth settings */
+	mac = get_array_from_bdaddr (info->bdaddr);
+	g_assert (mac);
+	s_bt = nm_setting_bluetooth_new ();
+	g_object_set (G_OBJECT (s_bt),
+	              NM_SETTING_BLUETOOTH_BDADDR, mac,
+	              NM_SETTING_BLUETOOTH_TYPE, NM_SETTING_BLUETOOTH_TYPE_DUN,
+	              NULL);
+	g_byte_array_free (mac, TRUE);
+	nm_connection_add_setting (connection, s_bt);
+
+	g_message ("%s: adding new setting to GConf", __func__);
+
+	gconf_settings = nma_gconf_settings_new (NULL);
+	exported = nma_gconf_settings_add_connection (gconf_settings, connection);
+	if (exported)
+		info->connection = NM_SETTINGS_CONNECTION_INTERFACE (exported);
+
+	g_message ("%s: success!", __func__);
+	dun_cleanup (info, _("Your phone is now ready to use!"), FALSE);
+}
+
+static void
+modem_get_all_cb (DBusGProxy *proxy, DBusGProxyCall *call, gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	const char *path;
+	GHashTable *properties = NULL;
+	GError *error = NULL;
+	GValue *value;
+
+	path = dbus_g_proxy_get_path (proxy);
+	g_message ("%s: (%s) processing GetAll reply", __func__, path);
+
+	if (!dbus_g_proxy_end_call (proxy, call, &error,
+	                            DBUS_TYPE_G_MAP_OF_VARIANT, &properties,
+	                            G_TYPE_INVALID)) {
+		g_warning ("%s: (%s) Error getting modem properties: (%d) %s",
+		           __func__,
+		           path,
+		           error ? error->code : -1,
+		           (error && error->message) ? error->message : "(unknown)");
+		g_error_free (error);
+		goto out;
+	}
+
+	/* check whether this is the device we care about */
+	value = g_hash_table_lookup (properties, "Device");
+	if (value && G_VALUE_HOLDS_STRING (value) && g_value_get_string (value)) {
+		char *basename = g_path_get_basename (info->rfcomm_iface);
+		const char *modem_iface = g_value_get_string (value);
+
+		if (!strcmp (basename, modem_iface)) {
+			/* yay, found it! */
+
+			value = g_hash_table_lookup (properties, "Type");
+			if (value && G_VALUE_HOLDS_UINT (value)) {
+				switch (g_value_get_uint (value)) {
+				case 1:
+					info->devtype = NM_DEVICE_TYPE_GSM;
+					break;
+				case 2:
+					info->devtype = NM_DEVICE_TYPE_CDMA;
+					break;
+				default:
+					g_message ("%s: (%s) unknown modem type", __func__, path);
+					break;
+				}
+			}
+		} else {
+			g_message ("%s: (%s) (%s) not the modem we're looking for (%s)",
+			           __func__,
+			           path,
+			           modem_iface,
+			           basename);
+		}
+
+		g_free (basename);
+	} else
+		g_message ("%s: (%s) modem had no 'Device' property", __func__, path);
+
+	g_hash_table_unref (properties);
+
+	if (info->devtype != NM_DEVICE_TYPE_UNKNOWN) {
+		GtkWidget *parent;
+
+		g_message ("%s: (%s) starting the mobile wizard", __func__, path);
+
+		g_source_remove (info->dun_timeout_id);
+		info->dun_timeout_id = 0;
+
+		parent = gtk_widget_get_toplevel (info->hbox);
+		if (GTK_WIDGET_TOPLEVEL (parent)) {
+			info->window_group = gtk_window_group_new ();
+			gtk_window_group_add_window (info->window_group, GTK_WINDOW (parent));
+		} else {
+			parent = NULL;
+			info->window_group = NULL;
+		}
+
+		/* Start the mobile wizard */
+		info->wizard = mobile_wizard_new (parent ? GTK_WINDOW (parent) : NULL,
+		                                  info->window_group,
+		                                  info->devtype,
+		                                  FALSE,
+		                                  wizard_done_cb,
+		                                  info);
+		mobile_wizard_present (info->wizard);
+	}
+
+out:
+	g_message ("%s: finished", __func__);
+}
+
+static void
+modem_added (DBusGProxy *proxy, const char *path, gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	DBusGProxy *props_proxy;
+
+	g_return_if_fail (path != NULL);
+
+	g_message ("%s: (%s) modem found", __func__, path);
+
+	/* Create a proxy for the modem and get its properties */
+	props_proxy = dbus_g_proxy_new_for_name (info->bus,
+	                                         MM_SERVICE,
+	                                         path,
+	                                         "org.freedesktop.DBus.Properties");
+	g_assert (proxy);
+	info->modem_proxies = g_slist_append (info->modem_proxies, props_proxy);
+
+	g_message ("%s: (%s) calling GetAll...", __func__, path);
+
+	dbus_g_proxy_begin_call (props_proxy, "GetAll",
+	                         modem_get_all_cb,
+	                         info,
+	                         NULL,
+	                         G_TYPE_STRING, MM_MODEM_INTERFACE,
+	                         G_TYPE_INVALID);
+}
+
+static void
+modem_removed (DBusGProxy *proxy, const char *path, gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	GSList *iter;
+	DBusGProxy *found = NULL;
+
+	g_return_if_fail (path != NULL);
+
+	g_message ("%s: (%s) modem removed", __func__, path);
+
+	/* Clean up if a modem gets removed */
+
+	for (iter = info->modem_proxies; iter; iter = g_slist_next (iter)) {
+		if (!strcmp (path, dbus_g_proxy_get_path (DBUS_G_PROXY (iter->data)))) {
+			found = iter->data;
+			break;
+		}
+	}
+
+	if (found) {
+		info->modem_proxies = g_slist_remove (info->modem_proxies, found);
+		g_object_unref (found);
+	}
+}
+
+static void
+dun_connect_cb (DBusGProxy *proxy,
+                DBusGProxyCall *call,
+                void *user_data)
+{
+	PluginInfo *info = user_data;
+	GError *error = NULL;
+	char *device;
+
+	g_message ("%s: processing Connect reply", __func__);
+
+	if (!dbus_g_proxy_end_call (proxy, call, &error,
+	                            G_TYPE_STRING, &device,
+	                            G_TYPE_INVALID)) {
+		dun_error (info, __func__, error, _("failed to connect to the phone."));
+		g_clear_error (&error);
+		goto out;
+	}
+
+	if (!device || !strlen (device)) {
+		dun_error (info, __func__, NULL, _("failed to connect to the phone."));
+		g_free (device);
+		goto out;
+	}
+
+	info->rfcomm_iface = device;
+	g_message ("%s: new rfcomm interface '%s'", __func__, device);
+
+out:
+	g_message ("%s: finished", __func__);
+}
+
+static void
+dun_property_changed (DBusGProxy *proxy,
+                         const char *property,
+                         GValue *value,
+                         gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	gboolean connected;
+
+	if (strcmp (property, "Connected"))
+		return;
+
+	connected = g_value_get_boolean (value);
+
+	g_message ("%s: device property Connected changed to %s",
+	           __func__,
+	           connected ? "TRUE" : "FALSE");
+
+	if (connected) {
+		/* Wait for MM here ? */
+	} else
+		dun_error (info, __func__, NULL, _("unexpectedly disconnected from the phone."));
+}
+
+static void
+find_device_cb (DBusGProxy *proxy, DBusGProxyCall *call, gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	char *dev_path = NULL;
+	GError *error = NULL;
+
+	g_message ("%s: processing FindDevice reply", __func__);
+
+	if (!dbus_g_proxy_end_call (proxy, call, &error,
+	                            DBUS_TYPE_G_OBJECT_PATH, &dev_path,
+	                            G_TYPE_INVALID)) {
+		dun_error (info, __func__, error, _("failed to discover the phone."));
+		g_error_free (error);
+		goto out;
+	}
+
+
+	/* Request a connection to the device and get the port */
+	info->dun_proxy = dbus_g_proxy_new_for_name (info->bus,
+	                                             BLUEZ_SERVICE,
+	                                             dev_path,
+	                                             BLUEZ_SERIAL_INTERFACE);
+	g_assert (info->dun_proxy);
+
+	g_message ("%s: calling Connect...", __func__);
+
+	dbus_g_proxy_begin_call_with_timeout (info->dun_proxy, "Connect",
+	                                      dun_connect_cb,
+	                                      info,
+	                                      NULL,
+	                                      20000,
+	                                      G_TYPE_STRING, "dun",
+	                                      G_TYPE_INVALID);
+
+	/* Watch for BT device property changes */
+	dbus_g_object_register_marshaller (nma_marshal_VOID__STRING_BOXED,
+	                                   G_TYPE_NONE,
+	                                   G_TYPE_STRING, G_TYPE_VALUE,
+	                                   G_TYPE_INVALID);
+	dbus_g_proxy_add_signal (info->dun_proxy, "PropertyChanged",
+	                         G_TYPE_STRING, G_TYPE_VALUE, G_TYPE_INVALID);
+	dbus_g_proxy_connect_signal (info->dun_proxy, "PropertyChanged",
+	                             G_CALLBACK (dun_property_changed), info, NULL);
+
+out:
+	g_message ("%s: finished", __func__);
+}
+
+static void
+default_adapter_cb (DBusGProxy *proxy, DBusGProxyCall *call, gpointer user_data)
+{
+	PluginInfo *info = user_data;
+	const char *default_adapter = NULL;
+	GError *error = NULL;
+
+	g_message ("%s: processing DefaultAdapter reply", __func__);
+
+	if (!dbus_g_proxy_end_call (proxy, call, &error,
+	                            DBUS_TYPE_G_OBJECT_PATH, &default_adapter,
+	                            G_TYPE_INVALID)) {
+		dun_error (info, __func__, error, _("could not discover Bluetooth adapter."));
+		g_error_free (error);
+		goto out;
+	}
+
+	info->adapter_proxy = dbus_g_proxy_new_for_name (info->bus,
+	                                                 BLUEZ_SERVICE,
+	                                                 default_adapter,
+	                                                 BLUEZ_ADAPTER_INTERFACE);
+	g_assert (info->adapter_proxy);
+
+	g_message ("%s: calling FindDevice...", __func__);
+
+	dbus_g_proxy_begin_call (info->adapter_proxy, "FindDevice",
+	                         find_device_cb,
+	                         info, NULL,
+	                         G_TYPE_STRING, info->bdaddr,
+	                         G_TYPE_INVALID);
+
+out:
+	g_message ("%s: finished", __func__);
+}
+
+static gboolean
+dun_timeout_cb (gpointer user_data)
+{
+	PluginInfo *info = user_data;
+
+	info->dun_timeout_id = 0;
+	dun_error (info, __func__, NULL, _("timed out detecting phone details."));
+	return FALSE;
+}
+
+static void
+dun_start (PluginInfo *info)
+{
+	GError *error = NULL;
+
+	g_message ("%s: starting DUN device discovery...", __func__);
+
+	/* Set up dbus */
+	info->bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
+	if (error || !info->bus) {
+		dun_error (info, __func__, error, _("could not connect to the system bus."));
+		g_clear_error (&error);
+		goto out;
+	}
+
+	gtk_label_set_text (GTK_LABEL (info->label), _("Detecting phone configuration..."));
+
+	/* Start the spinner */
+	if (!info->spinner) {
+		info->spinner = bling_spinner_new ();
+		gtk_box_pack_start (GTK_BOX (info->hbox), info->spinner, FALSE, FALSE, 6);
+	}
+	bling_spinner_start (BLING_SPINNER (info->spinner));
+	gtk_widget_show_all (info->hbox);
+
+	gtk_widget_set_sensitive (info->button, FALSE);
+
+	/* ModemManager stuff */
+	info->mm_proxy = dbus_g_proxy_new_for_name (info->bus,
+	                                            MM_SERVICE,
+	                                            MM_PATH,
+	                                            MM_INTERFACE);
+	g_assert (info->mm_proxy);
+
+	dbus_g_object_register_marshaller (g_cclosure_marshal_VOID__BOXED,
+	                                   G_TYPE_NONE,
+	                                   G_TYPE_BOXED,
+	                                   G_TYPE_INVALID);
+	dbus_g_proxy_add_signal (info->mm_proxy, "DeviceAdded",
+	                         DBUS_TYPE_G_OBJECT_PATH, G_TYPE_INVALID);
+	dbus_g_proxy_connect_signal (info->mm_proxy, "DeviceAdded",
+								 G_CALLBACK (modem_added), info,
+								 NULL);
+
+	dbus_g_proxy_add_signal (info->mm_proxy, "DeviceRemoved",
+	                         DBUS_TYPE_G_OBJECT_PATH, G_TYPE_INVALID);
+	dbus_g_proxy_connect_signal (info->mm_proxy, "DeviceRemoved",
+								 G_CALLBACK (modem_removed), info,
+								 NULL);
+
+	/* Bluez stuff */
+	info->bluez_proxy = dbus_g_proxy_new_for_name (info->bus,
+	                                               BLUEZ_SERVICE,
+	                                               BLUEZ_MANAGER_PATH,
+	                                               BLUEZ_MANAGER_INTERFACE);
+	g_assert (info->bluez_proxy);
+
+	g_message ("%s: calling DefaultAdapter...", __func__);
+	dbus_g_proxy_begin_call (info->bluez_proxy, "DefaultAdapter",
+	                         default_adapter_cb,
+	                         info,
+	                         NULL, G_TYPE_INVALID);
+
+	info->dun_timeout_id = g_timeout_add_seconds (30, dun_timeout_cb, info);
+
+out:
+	g_message ("%s: finished", __func__);
+}
+
+/*******************************************************************/
+
 static void
 delete_cb (NMSettingsConnectionInterface *connection,
            GError *error,
            gpointer user_data)
 {
-	if (error)
-		g_warning ("Error deleting connection: (%d) %s", error->code, error->message);
-	if (user_data)
-		g_object_set_data (G_OBJECT (user_data), "conn", NULL);
+	if (error) {
+		g_warning ("Error deleting connection: (%d) %s",
+		           error ? error->code : -1,
+		           error && error->message ? error->message : "(unknown)");
+	}
 }
 
 static void
 button_toggled (GtkToggleButton *button, gpointer user_data)
 {
-	NMSettingsConnectionInterface *connection;
-	const char *bdaddr;
-
-	bdaddr = g_object_get_data (G_OBJECT (button), "bdaddr");
-	g_assert (bdaddr);
+	PluginInfo *info = user_data;
 
 	if (gtk_toggle_button_get_active (button) == FALSE) {
-		connection = g_object_get_data (G_OBJECT (button), "conn");
-		nm_settings_connection_interface_delete (connection, delete_cb, button);
+		nm_settings_connection_interface_delete (info->connection, delete_cb, NULL);
+		info->connection = NULL;
 	} else {
-		connection = add_setup (bdaddr);
-		g_object_set_data (G_OBJECT (button), "conn", connection);
+		if (info->method == BT_METHOD_PAN)
+			info->connection = add_pan_connection (info->bdaddr);
+		else if (info->method == BT_METHOD_DUN)
+			dun_start (info);
 	}
 }
 
 static NMSettingsConnectionInterface *
-get_connection_for_bdaddr (const char *bdaddr)
+get_connection_for_bdaddr (const char *bdaddr, BtMethod method)
 {
 	NMSettingsConnectionInterface *found = NULL;
 	NMSettingsInterface *settings;
@@ -174,9 +853,16 @@ get_connection_for_bdaddr (const char *bdaddr)
 		setting = nm_connection_get_setting_by_name (NM_CONNECTION (candidate), NM_SETTING_BLUETOOTH_SETTING_NAME);
 		if (setting == NULL)
 			continue;
+
 		type = nm_setting_bluetooth_get_connection_type (NM_SETTING_BLUETOOTH (setting));
-		if (g_strcmp0 (type, NM_SETTING_BLUETOOTH_TYPE_PANU) != 0)
-			continue;
+		if (method == BT_METHOD_PAN) {
+			if (g_strcmp0 (type, NM_SETTING_BLUETOOTH_TYPE_PANU) != 0)
+				continue;
+		} else if (method == BT_METHOD_DUN) {
+			if (g_strcmp0 (type, NM_SETTING_BLUETOOTH_TYPE_DUN) != 0)
+				continue;
+		}
+
 		addr = nm_setting_bluetooth_get_bdaddr (NM_SETTING_BLUETOOTH (setting));
 		if (addr == NULL || memcmp (addr->data, array->data, addr->len) != 0)
 			continue;
@@ -185,27 +871,63 @@ get_connection_for_bdaddr (const char *bdaddr)
 	}
 	g_slist_free (list);
 
+	// FIXME: we intentionally don't free 'settings' here because that does bad things
 	return found;
 }
 
+static void
+plugin_info_destroy (gpointer data)
+{
+	PluginInfo *info = data;
+
+	g_free (info->bdaddr);
+	g_free (info->rfcomm_iface);
+	if (info->connection)
+		g_object_unref (info->connection);
+	if (info->spinner)
+		bling_spinner_stop (BLING_SPINNER (info->spinner));
+	memset (info, 0, sizeof (PluginInfo));
+	g_free (info);
+}
+
 static GtkWidget *
 get_config_widgets (const char *bdaddr, const char **uuids)
 {
-	GtkWidget *button;
-	NMSettingsConnectionInterface *connection;
+	PluginInfo *info;
+	GtkWidget *vbox, *hbox;
+	BtMethod method;
 
-	button = gtk_check_button_new_with_label (_("Access the Internet using your mobile phone"));
-	g_object_set_data_full (G_OBJECT (button),
-	                        "bdaddr", g_strdup (bdaddr),
-	                        (GDestroyNotify) g_free);
-	connection = get_connection_for_bdaddr (bdaddr);
-	if (connection != NULL) {
-		g_object_set_data (G_OBJECT (button), "conn", connection);
-		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
-	}
-	g_signal_connect (G_OBJECT (button), "toggled", G_CALLBACK (button_toggled), NULL);
+	method = get_best_method (bdaddr, uuids);
+	if (method == BT_METHOD_UNKNOWN)
+		return NULL;
+
+	info = g_malloc0 (sizeof (PluginInfo));
+	info->bdaddr = g_strdup (bdaddr);
+	info->method = method;
+	info->connection = get_connection_for_bdaddr (bdaddr, method);
+
+	vbox = gtk_vbox_new (FALSE, 6);
+	g_object_set_data_full (G_OBJECT (vbox), "info", info, plugin_info_destroy);
+
+	info->button = gtk_check_button_new_with_label (_("Access the Internet using your mobile phone"));
+	if (info->connection)
+		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (info->button), TRUE);
+
+	info->toggled_id = g_signal_connect (G_OBJECT (info->button), "toggled", G_CALLBACK (button_toggled), info);
+
+	gtk_box_pack_start (GTK_BOX (vbox), info->button, FALSE, TRUE, 6);
+
+	hbox = gtk_hbox_new (FALSE, 6);
+	gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 6);
+
+	/* Spinner's hbox */
+	info->hbox = gtk_hbox_new (FALSE, 6);
+	gtk_box_pack_start (GTK_BOX (hbox), info->hbox, FALSE, FALSE, 0);
+
+	info->label = gtk_label_new ("");
+	gtk_box_pack_start (GTK_BOX (hbox), info->label, FALSE, TRUE, 6);
 
-	return button;
+	return vbox;
 }
 
 static void
@@ -217,9 +939,11 @@ device_removed (const char *bdaddr)
 
 	// FIXME: don't just delete any random PAN conenction for this
 	// bdaddr, actually delete the one this plugin created
-	connection = get_connection_for_bdaddr (bdaddr);
-	if (connection)
-		nm_settings_connection_interface_delete (connection, delete_cb, NULL);
+	do {
+		connection = get_connection_for_bdaddr (bdaddr, BT_METHOD_UNKNOWN);
+		if (connection)
+			nm_settings_connection_interface_delete (connection, delete_cb, NULL);
+	} while (connection);
 }
 
 static GbtPluginInfo plugin_info = {
diff --git a/src/marshallers/nma-marshal.list b/src/marshallers/nma-marshal.list
index 4cf3524..60b47ca 100644
--- a/src/marshallers/nma-marshal.list
+++ b/src/marshallers/nma-marshal.list
@@ -4,4 +4,5 @@ VOID:STRING,POINTER,BOOLEAN,POINTER,POINTER
 VOID:OBJECT,STRING,POINTER,BOOLEAN,POINTER,POINTER
 VOID:POINTER,POINTER
 VOID:INT,POINTER
+VOID:STRING,BOXED
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