binding: telephony: remove compiler warnings

Remove compiler warnings on gdbus generated code by regenerating
with gdbus-codegen 2.56.3

Change-Id: I9e5525031b8ac5662a101d71fc06179eab02695b
Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>

6 files changed, 120 insertions, 114 deletions

diff --git a/binding/gdbus/ofono_manager_interface.c b/binding/gdbus/ofono_manager_interface.c
index d58021f..4b84c50 100644
--- a/binding/gdbus/ofono_manager_interface.c
+++ b/binding/gdbus/ofono_manager_interface.c
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifdef HAVE_CONFIG_H
@@ -303,7 +304,7 @@ org_ofono_manager_interface_info (void)
 
 /**
  * org_ofono_manager_override_properties:
- * @klass: The class structure for a #GObject<!-- -->-derived class.
+ * @klass: The class structure for a #GObject derived class.
  * @property_id_begin: The property id to assign to the first overridden property.
  *
  * Overrides all #GObject properties in the #OrgOfonoManager interface for a concrete class.
@@ -336,7 +337,7 @@ org_ofono_manager_override_properties (GObjectClass *klass, guint property_id_be
  */
 
 typedef OrgOfonoManagerIface OrgOfonoManagerInterface;
-G_DEFINE_INTERFACE (OrgOfonoManager, org_ofono_manager, G_TYPE_OBJECT);
+G_DEFINE_INTERFACE (OrgOfonoManager, org_ofono_manager, G_TYPE_OBJECT)
 
 static void
 org_ofono_manager_default_init (OrgOfonoManagerIface *iface)
@@ -441,7 +442,7 @@ org_ofono_manager_emit_modem_removed (
 /**
  * org_ofono_manager_call_get_modems:
  * @proxy: A #OrgOfonoManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -502,7 +503,7 @@ _out:
  * org_ofono_manager_call_get_modems_sync:
  * @proxy: A #OrgOfonoManagerProxy.
  * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-Manager.GetModems">GetModems()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -582,11 +583,11 @@ static void org_ofono_manager_proxy_iface_init (OrgOfonoManagerIface *iface);
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoManagerProxy, org_ofono_manager_proxy, G_TYPE_DBUS_PROXY,
                          G_ADD_PRIVATE (OrgOfonoManagerProxy)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_proxy_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoManagerProxy, org_ofono_manager_proxy, G_TYPE_DBUS_PROXY,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_proxy_iface_init))
 
 #endif
 static void
@@ -623,8 +624,8 @@ org_ofono_manager_proxy_g_signal (GDBusProxy *proxy,
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
-  guint n;
+  gsize num_params;
+  gsize n;
   guint signal_id;
   info = (_ExtendedGDBusSignalInfo *) g_dbus_interface_info_lookup_signal ((GDBusInterfaceInfo *) &_org_ofono_manager_interface_info.parent_struct, signal_name);
   if (info == NULL)
@@ -724,9 +725,9 @@ org_ofono_manager_proxy_iface_init (OrgOfonoManagerIface *iface)
  * org_ofono_manager_proxy_new:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -779,9 +780,9 @@ org_ofono_manager_proxy_new_finish (
  * org_ofono_manager_proxy_new_sync:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Synchronously creates a proxy for the D-Bus interface <link linkend="gdbus-interface-org-ofono-Manager.top_of_page">org.ofono.Manager</link>. See g_dbus_proxy_new_sync() for more details.
@@ -816,7 +817,7 @@ org_ofono_manager_proxy_new_sync (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -871,7 +872,7 @@ org_ofono_manager_proxy_new_for_bus_finish (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Like org_ofono_manager_proxy_new_sync() but takes a #GBusType instead of a #GDBusConnection.
@@ -940,9 +941,9 @@ _org_ofono_manager_skeleton_handle_method_call (
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
+  gsize num_params;
   guint num_extra;
-  guint n;
+  gsize n;
   guint signal_id;
   GValue return_value = G_VALUE_INIT;
   info = (_ExtendedGDBusMethodInfo *) g_dbus_method_invocation_get_method_info (invocation);
@@ -1166,11 +1167,11 @@ static void org_ofono_manager_skeleton_iface_init (OrgOfonoManagerIface *iface);
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoManagerSkeleton, org_ofono_manager_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
                          G_ADD_PRIVATE (OrgOfonoManagerSkeleton)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_skeleton_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoManagerSkeleton, org_ofono_manager_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_MANAGER, org_ofono_manager_skeleton_iface_init))
 
 #endif
 static void
@@ -1265,7 +1266,7 @@ org_ofono_manager_skeleton_new (void)
  */
 
 typedef ObjectIface ObjectInterface;
-G_DEFINE_INTERFACE_WITH_CODE (Object, object, G_TYPE_OBJECT, g_type_interface_add_prerequisite (g_define_type_id, G_TYPE_DBUS_OBJECT));
+G_DEFINE_INTERFACE_WITH_CODE (Object, object, G_TYPE_OBJECT, g_type_interface_add_prerequisite (g_define_type_id, G_TYPE_DBUS_OBJECT);)
 
 static void
 object_default_init (ObjectIface *iface)
@@ -1359,7 +1360,7 @@ object_proxy__g_dbus_object_iface_init (GDBusObjectIface *iface)
 
 G_DEFINE_TYPE_WITH_CODE (ObjectProxy, object_proxy, G_TYPE_DBUS_OBJECT_PROXY,
                          G_IMPLEMENT_INTERFACE (TYPE_OBJECT, object_proxy__object_iface_init)
-                         G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT, object_proxy__g_dbus_object_iface_init));
+                         G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT, object_proxy__g_dbus_object_iface_init))
 
 static void
 object_proxy_init (ObjectProxy *object G_GNUC_UNUSED)
@@ -1454,7 +1455,7 @@ object_skeleton__g_dbus_object_iface_init (GDBusObjectIface *iface)
 
 G_DEFINE_TYPE_WITH_CODE (ObjectSkeleton, object_skeleton, G_TYPE_DBUS_OBJECT_SKELETON,
                          G_IMPLEMENT_INTERFACE (TYPE_OBJECT, object_skeleton__object_iface_init)
-                         G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT, object_skeleton__g_dbus_object_iface_init));
+                         G_IMPLEMENT_INTERFACE (G_TYPE_DBUS_OBJECT, object_skeleton__g_dbus_object_iface_init))
 
 static void
 object_skeleton_init (ObjectSkeleton *object G_GNUC_UNUSED)
@@ -1542,7 +1543,7 @@ object_skeleton_new (const gchar *object_path)
 /**
  * object_skeleton_set_org_ofono_manager:
  * @object: A #ObjectSkeleton.
- * @interface_: (allow-none): A #OrgOfonoManager or %NULL to clear the interface.
+ * @interface_: (nullable): A #OrgOfonoManager or %NULL to clear the interface.
  *
  * Sets the #OrgOfonoManager instance for the D-Bus interface <link linkend="gdbus-interface-org-ofono-Manager.top_of_page">org.ofono.Manager</link> on @object.
  */
@@ -1578,7 +1579,7 @@ void object_skeleton_set_org_ofono_manager (ObjectSkeleton *object, OrgOfonoMana
  * Class structure for #ObjectManagerClient.
  */
 
-G_DEFINE_TYPE (ObjectManagerClient, object_manager_client, G_TYPE_DBUS_OBJECT_MANAGER_CLIENT);
+G_DEFINE_TYPE (ObjectManagerClient, object_manager_client, G_TYPE_DBUS_OBJECT_MANAGER_CLIENT)
 
 static void
 object_manager_client_init (ObjectManagerClient *manager G_GNUC_UNUSED)
@@ -1594,12 +1595,12 @@ object_manager_client_class_init (ObjectManagerClientClass *klass G_GNUC_UNUSED)
  * object_manager_client_get_proxy_type:
  * @manager: A #GDBusObjectManagerClient.
  * @object_path: The object path of the remote object (unused).
- * @interface_name: (allow-none): Interface name of the remote object or %NULL to get the object proxy #GType.
+ * @interface_name: (nullable): Interface name of the remote object or %NULL to get the object proxy #GType.
  * @user_data: User data (unused).
  *
- * A #GDBusProxyTypeFunc that maps @interface_name to the generated #GDBusObjectProxy<!-- -->- and #GDBusProxy<!-- -->-derived types.
+ * A #GDBusProxyTypeFunc that maps @interface_name to the generated #GDBusObjectProxy derived and #GDBusProxy derived types.
  *
- * Returns: A #GDBusProxy<!-- -->-derived #GType if @interface_name is not %NULL, otherwise the #GType for #ObjectProxy.
+ * Returns: A #GDBusProxy derived #GType if @interface_name is not %NULL, otherwise the #GType for #ObjectProxy.
  */
 GType
 object_manager_client_get_proxy_type (GDBusObjectManagerClient *manager G_GNUC_UNUSED, const gchar *object_path G_GNUC_UNUSED, const gchar *interface_name, gpointer user_data G_GNUC_UNUSED)
@@ -1626,9 +1627,9 @@ object_manager_client_get_proxy_type (GDBusObjectManagerClient *manager G_GNUC_U
  * object_manager_client_new:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusObjectManagerClientFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -1681,9 +1682,9 @@ object_manager_client_new_finish (
  * object_manager_client_new_sync:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusObjectManagerClientFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Synchronously creates #GDBusObjectManagerClient using object_manager_client_get_proxy_type() as the #GDBusProxyTypeFunc. See g_dbus_object_manager_client_new_sync() for more details.
@@ -1718,7 +1719,7 @@ object_manager_client_new_sync (
  * @flags: Flags from the #GDBusObjectManagerClientFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -1773,7 +1774,7 @@ object_manager_client_new_for_bus_finish (
  * @flags: Flags from the #GDBusObjectManagerClientFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Like object_manager_client_new_sync() but takes a #GBusType instead of a #GDBusConnection.
diff --git a/binding/gdbus/ofono_manager_interface.h b/binding/gdbus/ofono_manager_interface.h
index f8522c9..4d7231d 100644
--- a/binding/gdbus/ofono_manager_interface.h
+++ b/binding/gdbus/ofono_manager_interface.h
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifndef __OFONO_MANAGER_INTERFACE_H__
diff --git a/binding/gdbus/ofono_voicecall_interface.c b/binding/gdbus/ofono_voicecall_interface.c
index c5260b3..d56655e 100644
--- a/binding/gdbus/ofono_voicecall_interface.c
+++ b/binding/gdbus/ofono_voicecall_interface.c
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifdef HAVE_CONFIG_H
@@ -405,7 +406,7 @@ org_ofono_voice_call_interface_info (void)
 
 /**
  * org_ofono_voice_call_override_properties:
- * @klass: The class structure for a #GObject<!-- -->-derived class.
+ * @klass: The class structure for a #GObject derived class.
  * @property_id_begin: The property id to assign to the first overridden property.
  *
  * Overrides all #GObject properties in the #OrgOfonoVoiceCall interface for a concrete class.
@@ -442,7 +443,7 @@ org_ofono_voice_call_override_properties (GObjectClass *klass, guint property_id
  */
 
 typedef OrgOfonoVoiceCallIface OrgOfonoVoiceCallInterface;
-G_DEFINE_INTERFACE (OrgOfonoVoiceCall, org_ofono_voice_call, G_TYPE_OBJECT);
+G_DEFINE_INTERFACE (OrgOfonoVoiceCall, org_ofono_voice_call, G_TYPE_OBJECT)
 
 static void
 org_ofono_voice_call_default_init (OrgOfonoVoiceCallIface *iface)
@@ -638,7 +639,7 @@ org_ofono_voice_call_emit_disconnect_reason (
 /**
  * org_ofono_voice_call_call_get_properties:
  * @proxy: A #OrgOfonoVoiceCallProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -699,7 +700,7 @@ _out:
  * org_ofono_voice_call_call_get_properties_sync:
  * @proxy: A #OrgOfonoVoiceCallProxy.
  * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCall.GetProperties">GetProperties()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -738,7 +739,7 @@ _out:
  * @proxy: A #OrgOfonoVoiceCallProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
  * @arg_unnamed_arg1: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -801,7 +802,7 @@ _out:
  * @proxy: A #OrgOfonoVoiceCallProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
  * @arg_unnamed_arg1: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCall.SetProperty">SetProperty()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -840,7 +841,7 @@ _out:
 /**
  * org_ofono_voice_call_call_answer:
  * @proxy: A #OrgOfonoVoiceCallProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -897,7 +898,7 @@ _out:
 /**
  * org_ofono_voice_call_call_answer_sync:
  * @proxy: A #OrgOfonoVoiceCallProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCall.Answer">Answer()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -932,7 +933,7 @@ _out:
 /**
  * org_ofono_voice_call_call_hangup:
  * @proxy: A #OrgOfonoVoiceCallProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -989,7 +990,7 @@ _out:
 /**
  * org_ofono_voice_call_call_hangup_sync:
  * @proxy: A #OrgOfonoVoiceCallProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCall.Hangup">Hangup()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1025,7 +1026,7 @@ _out:
  * org_ofono_voice_call_call_deflect:
  * @proxy: A #OrgOfonoVoiceCallProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1085,7 +1086,7 @@ _out:
  * org_ofono_voice_call_call_deflect_sync:
  * @proxy: A #OrgOfonoVoiceCallProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCall.Deflect">Deflect()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1237,11 +1238,11 @@ static void org_ofono_voice_call_proxy_iface_init (OrgOfonoVoiceCallIface *iface
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallProxy, org_ofono_voice_call_proxy, G_TYPE_DBUS_PROXY,
                          G_ADD_PRIVATE (OrgOfonoVoiceCallProxy)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_proxy_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallProxy, org_ofono_voice_call_proxy, G_TYPE_DBUS_PROXY,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_proxy_iface_init))
 
 #endif
 static void
@@ -1278,8 +1279,8 @@ org_ofono_voice_call_proxy_g_signal (GDBusProxy *proxy,
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
-  guint n;
+  gsize num_params;
+  gsize n;
   guint signal_id;
   info = (_ExtendedGDBusSignalInfo *) g_dbus_interface_info_lookup_signal ((GDBusInterfaceInfo *) &_org_ofono_voice_call_interface_info.parent_struct, signal_name);
   if (info == NULL)
@@ -1379,9 +1380,9 @@ org_ofono_voice_call_proxy_iface_init (OrgOfonoVoiceCallIface *iface)
  * org_ofono_voice_call_proxy_new:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -1434,9 +1435,9 @@ org_ofono_voice_call_proxy_new_finish (
  * org_ofono_voice_call_proxy_new_sync:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Synchronously creates a proxy for the D-Bus interface <link linkend="gdbus-interface-org-ofono-VoiceCall.top_of_page">org.ofono.VoiceCall</link>. See g_dbus_proxy_new_sync() for more details.
@@ -1471,7 +1472,7 @@ org_ofono_voice_call_proxy_new_sync (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -1526,7 +1527,7 @@ org_ofono_voice_call_proxy_new_for_bus_finish (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Like org_ofono_voice_call_proxy_new_sync() but takes a #GBusType instead of a #GDBusConnection.
@@ -1595,9 +1596,9 @@ _org_ofono_voice_call_skeleton_handle_method_call (
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
+  gsize num_params;
   guint num_extra;
-  guint n;
+  gsize n;
   guint signal_id;
   GValue return_value = G_VALUE_INIT;
   info = (_ExtendedGDBusMethodInfo *) g_dbus_method_invocation_get_method_info (invocation);
@@ -1821,11 +1822,11 @@ static void org_ofono_voice_call_skeleton_iface_init (OrgOfonoVoiceCallIface *if
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallSkeleton, org_ofono_voice_call_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
                          G_ADD_PRIVATE (OrgOfonoVoiceCallSkeleton)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_skeleton_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallSkeleton, org_ofono_voice_call_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL, org_ofono_voice_call_skeleton_iface_init))
 
 #endif
 static void
diff --git a/binding/gdbus/ofono_voicecall_interface.h b/binding/gdbus/ofono_voicecall_interface.h
index 883df40..915a8ff 100644
--- a/binding/gdbus/ofono_voicecall_interface.h
+++ b/binding/gdbus/ofono_voicecall_interface.h
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifndef __OFONO_VOICECALL_INTERFACE_H__
diff --git a/binding/gdbus/ofono_voicecallmanager_interface.c b/binding/gdbus/ofono_voicecallmanager_interface.c
index 88c86da..6552dbb 100644
--- a/binding/gdbus/ofono_voicecallmanager_interface.c
+++ b/binding/gdbus/ofono_voicecallmanager_interface.c
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifdef HAVE_CONFIG_H
@@ -687,7 +688,7 @@ org_ofono_voice_call_manager_interface_info (void)
 
 /**
  * org_ofono_voice_call_manager_override_properties:
- * @klass: The class structure for a #GObject<!-- -->-derived class.
+ * @klass: The class structure for a #GObject derived class.
  * @property_id_begin: The property id to assign to the first overridden property.
  *
  * Overrides all #GObject properties in the #OrgOfonoVoiceCallManager interface for a concrete class.
@@ -734,7 +735,7 @@ org_ofono_voice_call_manager_override_properties (GObjectClass *klass, guint pro
  */
 
 typedef OrgOfonoVoiceCallManagerIface OrgOfonoVoiceCallManagerInterface;
-G_DEFINE_INTERFACE (OrgOfonoVoiceCallManager, org_ofono_voice_call_manager, G_TYPE_OBJECT);
+G_DEFINE_INTERFACE (OrgOfonoVoiceCallManager, org_ofono_voice_call_manager, G_TYPE_OBJECT)
 
 static void
 org_ofono_voice_call_manager_default_init (OrgOfonoVoiceCallManagerIface *iface)
@@ -1190,7 +1191,7 @@ org_ofono_voice_call_manager_emit_forwarded (
 /**
  * org_ofono_voice_call_manager_call_get_properties:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1251,7 +1252,7 @@ _out:
  * org_ofono_voice_call_manager_call_get_properties_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.GetProperties">GetProperties()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1290,7 +1291,7 @@ _out:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
  * @arg_unnamed_arg1: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1357,7 +1358,7 @@ _out:
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
  * @arg_unnamed_arg1: Argument to pass with the method invocation.
  * @out_unnamed_arg2: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.Dial">Dial()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1398,7 +1399,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_transfer:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1455,7 +1456,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_transfer_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.Transfer">Transfer()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1490,7 +1491,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_swap_calls:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1547,7 +1548,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_swap_calls_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.SwapCalls">SwapCalls()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1582,7 +1583,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_release_and_answer:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1639,7 +1640,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_release_and_answer_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.ReleaseAndAnswer">ReleaseAndAnswer()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1674,7 +1675,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hold_and_answer:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1731,7 +1732,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hold_and_answer_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.HoldAndAnswer">HoldAndAnswer()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1766,7 +1767,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hangup_all:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1823,7 +1824,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hangup_all_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.HangupAll">HangupAll()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1859,7 +1860,7 @@ _out:
  * org_ofono_voice_call_manager_call_private_chat:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1891,7 +1892,7 @@ org_ofono_voice_call_manager_call_private_chat (
 /**
  * org_ofono_voice_call_manager_call_private_chat_finish:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @out_unnamed_arg1: (out): Return location for return parameter or %NULL to ignore.
+ * @out_unnamed_arg1: (out) (array zero-terminated=1): Return location for return parameter or %NULL to ignore.
  * @res: The #GAsyncResult obtained from the #GAsyncReadyCallback passed to org_ofono_voice_call_manager_call_private_chat().
  * @error: Return location for error or %NULL.
  *
@@ -1922,8 +1923,8 @@ _out:
  * org_ofono_voice_call_manager_call_private_chat_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @out_unnamed_arg1: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @out_unnamed_arg1: (out) (array zero-terminated=1): Return location for return parameter or %NULL to ignore.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.PrivateChat">PrivateChat()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -1962,7 +1963,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_create_multiparty:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -1992,7 +1993,7 @@ org_ofono_voice_call_manager_call_create_multiparty (
 /**
  * org_ofono_voice_call_manager_call_create_multiparty_finish:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
+ * @out_unnamed_arg0: (out) (array zero-terminated=1): Return location for return parameter or %NULL to ignore.
  * @res: The #GAsyncResult obtained from the #GAsyncReadyCallback passed to org_ofono_voice_call_manager_call_create_multiparty().
  * @error: Return location for error or %NULL.
  *
@@ -2022,8 +2023,8 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_create_multiparty_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @out_unnamed_arg0: (out) (array zero-terminated=1): Return location for return parameter or %NULL to ignore.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.CreateMultiparty">CreateMultiparty()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -2060,7 +2061,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hangup_multiparty:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -2117,7 +2118,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_hangup_multiparty_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.HangupMultiparty">HangupMultiparty()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -2153,7 +2154,7 @@ _out:
  * org_ofono_voice_call_manager_call_send_tones:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -2213,7 +2214,7 @@ _out:
  * org_ofono_voice_call_manager_call_send_tones_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @arg_unnamed_arg0: Argument to pass with the method invocation.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.SendTones">SendTones()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -2250,7 +2251,7 @@ _out:
 /**
  * org_ofono_voice_call_manager_call_get_calls:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied or %NULL.
  * @user_data: User data to pass to @callback.
  *
@@ -2311,7 +2312,7 @@ _out:
  * org_ofono_voice_call_manager_call_get_calls_sync:
  * @proxy: A #OrgOfonoVoiceCallManagerProxy.
  * @out_unnamed_arg0: (out): Return location for return parameter or %NULL to ignore.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL.
  *
  * Synchronously invokes the <link linkend="gdbus-method-org-ofono-VoiceCallManager.GetCalls">GetCalls()</link> D-Bus method on @proxy. The calling thread is blocked until a reply is received.
@@ -2601,11 +2602,11 @@ static void org_ofono_voice_call_manager_proxy_iface_init (OrgOfonoVoiceCallMana
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallManagerProxy, org_ofono_voice_call_manager_proxy, G_TYPE_DBUS_PROXY,
                          G_ADD_PRIVATE (OrgOfonoVoiceCallManagerProxy)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_proxy_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallManagerProxy, org_ofono_voice_call_manager_proxy, G_TYPE_DBUS_PROXY,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_proxy_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_proxy_iface_init))
 
 #endif
 static void
@@ -2642,8 +2643,8 @@ org_ofono_voice_call_manager_proxy_g_signal (GDBusProxy *proxy,
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
-  guint n;
+  gsize num_params;
+  gsize n;
   guint signal_id;
   info = (_ExtendedGDBusSignalInfo *) g_dbus_interface_info_lookup_signal ((GDBusInterfaceInfo *) &_org_ofono_voice_call_manager_interface_info.parent_struct, signal_name);
   if (info == NULL)
@@ -2743,9 +2744,9 @@ org_ofono_voice_call_manager_proxy_iface_init (OrgOfonoVoiceCallManagerIface *if
  * org_ofono_voice_call_manager_proxy_new:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -2798,9 +2799,9 @@ org_ofono_voice_call_manager_proxy_new_finish (
  * org_ofono_voice_call_manager_proxy_new_sync:
  * @connection: A #GDBusConnection.
  * @flags: Flags from the #GDBusProxyFlags enumeration.
- * @name: (allow-none): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
+ * @name: (nullable): A bus name (well-known or unique) or %NULL if @connection is not a message bus connection.
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Synchronously creates a proxy for the D-Bus interface <link linkend="gdbus-interface-org-ofono-VoiceCallManager.top_of_page">org.ofono.VoiceCallManager</link>. See g_dbus_proxy_new_sync() for more details.
@@ -2835,7 +2836,7 @@ org_ofono_voice_call_manager_proxy_new_sync (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @callback: A #GAsyncReadyCallback to call when the request is satisfied.
  * @user_data: User data to pass to @callback.
  *
@@ -2890,7 +2891,7 @@ org_ofono_voice_call_manager_proxy_new_for_bus_finish (
  * @flags: Flags from the #GDBusProxyFlags enumeration.
  * @name: A bus name (well-known or unique).
  * @object_path: An object path.
- * @cancellable: (allow-none): A #GCancellable or %NULL.
+ * @cancellable: (nullable): A #GCancellable or %NULL.
  * @error: Return location for error or %NULL
  *
  * Like org_ofono_voice_call_manager_proxy_new_sync() but takes a #GBusType instead of a #GDBusConnection.
@@ -2959,9 +2960,9 @@ _org_ofono_voice_call_manager_skeleton_handle_method_call (
   GVariantIter iter;
   GVariant *child;
   GValue *paramv;
-  guint num_params;
+  gsize num_params;
   guint num_extra;
-  guint n;
+  gsize n;
   guint signal_id;
   GValue return_value = G_VALUE_INIT;
   info = (_ExtendedGDBusMethodInfo *) g_dbus_method_invocation_get_method_info (invocation);
@@ -3259,11 +3260,11 @@ static void org_ofono_voice_call_manager_skeleton_iface_init (OrgOfonoVoiceCallM
 #if GLIB_VERSION_MAX_ALLOWED >= GLIB_VERSION_2_38
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallManagerSkeleton, org_ofono_voice_call_manager_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
                          G_ADD_PRIVATE (OrgOfonoVoiceCallManagerSkeleton)
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_skeleton_iface_init))
 
 #else
 G_DEFINE_TYPE_WITH_CODE (OrgOfonoVoiceCallManagerSkeleton, org_ofono_voice_call_manager_skeleton, G_TYPE_DBUS_INTERFACE_SKELETON,
-                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_skeleton_iface_init));
+                         G_IMPLEMENT_INTERFACE (TYPE_ORG_OFONO_VOICE_CALL_MANAGER, org_ofono_voice_call_manager_skeleton_iface_init))
 
 #endif
 static void
diff --git a/binding/gdbus/ofono_voicecallmanager_interface.h b/binding/gdbus/ofono_voicecallmanager_interface.h
index 3daa0e0..e05fdea 100644
--- a/binding/gdbus/ofono_voicecallmanager_interface.h
+++ b/binding/gdbus/ofono_voicecallmanager_interface.h
@@ -1,7 +1,8 @@
 /*
- * Generated by gdbus-codegen 2.50.3. DO NOT EDIT.
+ * Generated by gdbus-codegen 2.56.3. DO NOT EDIT.
  *
- * The license of this code is the same as for the source it was derived from.
+ * The license of this code is the same as for the D-Bus interface description
+ * it was derived from.
  */
 
 #ifndef __OFONO_VOICECALLMANAGER_INTERFACE_H__