Attachment 6182 Details for Bug 5713 – ginterfaces support

[patch] ginterfaces support

dbus-glib-ginterfaces.patch (text/plain), 12.84 KB, created by Steve Frécinaux on 2006-07-10 17:45:45 UTC

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Creator: Steve Frécinaux

Created: 2006-07-10 17:45:45 UTC

Size: 12.84 KB

patch

obsolete

>--- dbus-0.62/glib/dbus-gobject.c	2005-11-27 17:55:09.000000000 +0100
>+++ dbus-0.62-b/glib/dbus-gobject.c	2006-07-11 02:35:24.000000000 +0200
>@@ -295,28 +295,37 @@ dbus_g_object_type_dbus_metadata_quark (
>   return quark;
> }
> 
>-static const DBusGObjectInfo *
>+static GList *
> lookup_object_info (GObject *object)
> {
>-  const DBusGObjectInfo *ret;
>+  GType *interfaces, *p;
>+  GList *info_list = NULL;
>+  const DBusGObjectInfo *info;
>   GType classtype;
>-  
>-  ret = NULL;
>-  
>-  for (classtype = G_TYPE_FROM_INSTANCE (object); classtype != 0; classtype = g_type_parent (classtype))
>+
>+  interfaces = g_type_interfaces (G_TYPE_FROM_INSTANCE (object), NULL);
>+
>+  for (p = interfaces; *p != 0; p++)
>     {
>-      const DBusGObjectInfo *info;
>+      info = g_type_get_qdata (*p, dbus_g_object_type_dbus_metadata_quark ());
>+      if (info != NULL && info->format_version >= 0)
>+          info_list = g_list_prepend (info_list, (gpointer) info);
>+    }
> 
>-      info = g_type_get_qdata (classtype, dbus_g_object_type_dbus_metadata_quark ()); 
>+  g_free (interfaces);
> 
>+  for (classtype = G_TYPE_FROM_INSTANCE (object); classtype != 0; classtype = g_type_parent (classtype))
>+    {
>+      info = g_type_get_qdata (classtype, dbus_g_object_type_dbus_metadata_quark ());
>       if (info != NULL && info->format_version >= 0)
>-	{
>-	  ret = info;
>-	  break;
>-	}
>+          info_list = g_list_prepend (info_list, (gpointer) info);
>     }
> 
>-  return ret;
>+  /* if needed only:
>+  return g_list_reverse (info_list);
>+  */
>+  
>+  return info_list;
> }
> 
> static void
>@@ -509,6 +518,8 @@ lookup_values (GHashTable *interfaces, c
> static void
> introspect_interfaces (GObject *object, GString *xml)
> {
>+  GList *info_list;
>+  const GList *info_list_walk;
>   const DBusGObjectInfo *info;
>   DBusGLibWriteIterfaceData data;
>   int i;
>@@ -516,60 +527,69 @@ introspect_interfaces (GObject *object, 
>   DBusGLibWriteInterfaceValues *values;
>   const char *propsig;
> 
>-  info = lookup_object_info (object);
>+  info_list = lookup_object_info (object);
> 
>-  g_assert (info != NULL);
>+  g_assert (info_list != NULL);
> 
>   /* Gather a list of all interfaces, indexed into their methods */
>-  interfaces = g_hash_table_new (g_str_hash, g_str_equal);
>-  for (i = 0; i < info->n_method_infos; i++)
>+  for (info_list_walk = info_list; info_list_walk != NULL; info_list_walk = g_list_next (info_list_walk))
>     {
>-      const char *method_name;
>-      const char *method_interface;
>-      const char *method_args;
>-      const DBusGMethodInfo *method;
>+      info = (DBusGObjectInfo *) info_list_walk->data;
>+      interfaces = g_hash_table_new (g_str_hash, g_str_equal);
>+      
>+      g_assert (info != NULL);
> 
>-      method = &(info->method_infos[i]);
>+      for (i = 0; i < info->n_method_infos; i++)
>+        {
>+          const char *method_name;
>+          const char *method_interface;
>+          const char *method_args;
>+          const DBusGMethodInfo *method;
>+
>+          method = &(info->method_infos[i]);
>+
>+          method_interface = method_interface_from_object_info (info, method);
>+          method_name = method_name_from_object_info (info, method);
>+          method_args = method_arg_info_from_object_info (info, method);
> 
>-      method_interface = method_interface_from_object_info (info, method);
>-      method_name = method_name_from_object_info (info, method);
>-      method_args = method_arg_info_from_object_info (info, method);
>+          values = lookup_values (interfaces, method_interface);
>+          values->methods = g_slist_prepend (values->methods, (gpointer) method);
>+        }
> 
>-      values = lookup_values (interfaces, method_interface);
>-      values->methods = g_slist_prepend (values->methods, (gpointer) method);
>-    }
>+      propsig = info->exported_signals;
>+      while (*propsig)
>+        {
>+          const char *iface;
>+          const char *signame;
> 
>-  propsig = info->exported_signals;
>-  while (*propsig)
>-    {
>-      const char *iface;
>-      const char *signame;
>+          propsig = propsig_iterate (propsig, &iface, &signame);
> 
>-      propsig = propsig_iterate (propsig, &iface, &signame);
>+          values = lookup_values (interfaces, iface);
>+          values->signals = g_slist_prepend (values->signals, (gpointer) signame);
>+        }
> 
>-      values = lookup_values (interfaces, iface);
>-      values->signals = g_slist_prepend (values->signals, (gpointer) signame);
>-    }
>+      propsig = info->exported_properties;
>+      while (*propsig)
>+        {
>+          const char *iface;
>+          const char *propname;
> 
>-  propsig = info->exported_properties;
>-  while (*propsig)
>-    {
>-      const char *iface;
>-      const char *propname;
>+          propsig = propsig_iterate (propsig, &iface, &propname);
> 
>-      propsig = propsig_iterate (propsig, &iface, &propname);
>+          values = lookup_values (interfaces, iface);
>+          values->properties = g_slist_prepend (values->properties, (gpointer) propname);
>+        }
>+      
>+      memset (&data, 0, sizeof (data));
>+      data.xml = xml;
>+      data.gtype = G_TYPE_FROM_INSTANCE (object);
>+      data.object_info = info;
> 
>-      values = lookup_values (interfaces, iface);
>-      values->properties = g_slist_prepend (values->properties, (gpointer) propname);
>+      g_hash_table_foreach (interfaces, write_interface, &data);
>+      g_hash_table_destroy (interfaces);
>     }
>-  
>-  memset (&data, 0, sizeof (data));
>-  data.xml = xml;
>-  data.gtype = G_TYPE_FROM_INSTANCE (object);
>-  data.object_info = info;
>-  g_hash_table_foreach (interfaces, write_interface, &data);
>-  
>-  g_hash_table_destroy (interfaces);
>+
>+  g_list_free (info_list);
> }
> 
> static DBusHandlerResult
>@@ -749,45 +769,54 @@ lookup_object_and_method (GObject      *
>   const char *interface;
>   const char *member;
>   const char *signature;
>-  gboolean ret;
>+  GList *info_list;
>+  const GList *info_list_walk;
>   const DBusGObjectInfo *info;
>   int i;
> 
>   interface = dbus_message_get_interface (message);
>   member = dbus_message_get_member (message);
>   signature = dbus_message_get_signature (message);
>-  ret = FALSE;
> 
>-  info = lookup_object_info (object);
>-  *object_ret = info;
>+  info_list = lookup_object_info (object);
>   
>-  for (i = 0; i < info->n_method_infos; i++)
>+  for (info_list_walk = info_list; info_list_walk != NULL; info_list_walk = g_list_next (info_list_walk))
>     {
>-      const char *expected_member;
>-      const char *expected_interface;
>-      char *expected_signature;
>-      const DBusGMethodInfo *method;
>-
>-      method = &(info->method_infos[i]);
>-
>-      /* Check method interface/name and input signature */ 
>-      expected_interface = method_interface_from_object_info (*object_ret, method);
>-      expected_member = method_name_from_object_info (*object_ret, method);
>-      expected_signature = method_input_signature_from_object_info (*object_ret, method);
>+      info = (DBusGObjectInfo *) info_list_walk->data;
>+      *object_ret = info;
> 
>-      if ((interface == NULL
>-	   || strcmp (expected_interface, interface) == 0)
>-	  && strcmp (expected_member, member) == 0
>-	  && strcmp (expected_signature, signature) == 0)
>-	{
>-	  g_free (expected_signature);
>-	  *method_ret = method;
>-	  return TRUE;
>-	}
>-      g_free (expected_signature);
>+      for (i = 0; i < info->n_method_infos; i++)
>+        {
>+          const char *expected_member;
>+          const char *expected_interface;
>+          char *expected_signature;
>+          const DBusGMethodInfo *method;
>+
>+          method = &(info->method_infos[i]);
>+
>+          /* Check method interface/name and input signature */ 
>+          expected_interface = method_interface_from_object_info (*object_ret, method);
>+          expected_member = method_name_from_object_info (*object_ret, method);
>+          expected_signature = method_input_signature_from_object_info (*object_ret, method);
>+
>+          if ((interface == NULL
>+              || strcmp (expected_interface, interface) == 0)
>+              && strcmp (expected_member, member) == 0
>+              && strcmp (expected_signature, signature) == 0)
>+            {
>+              g_free (expected_signature);
>+              *method_ret = method;
>+              g_list_free (info_list);
>+              return TRUE;
>+            }
>+            g_free (expected_signature);
>+        }
>     }
> 
>-  return ret;
>+  if (info_list)
>+    g_list_free (info_list);
>+
>+  return FALSE;
> }
> 
> static char *
>@@ -1442,59 +1471,65 @@ signal_emitter_marshaller (GClosure     
> }
> 
> static void
>-export_signals (DBusGConnection *connection, const DBusGObjectInfo *info, GObject *object)
>+export_signals (DBusGConnection *connection, const GList *info_list, GObject *object)
> {
>   GType gtype;
>   const char *sigdata;
>   const char *iface;
>   const char *signame;
>+  const DBusGObjectInfo *info;
> 
>   gtype = G_TYPE_FROM_INSTANCE (object);
> 
>-  sigdata = info->exported_signals;
>-  
>-  while (*sigdata != '\0')
>+  for (; info_list != NULL; info_list = g_list_next (info_list))
>     {
>-      guint id;
>-      GSignalQuery query;
>-      GClosure *closure;
>-      char *s;
>-
>-      sigdata = propsig_iterate (sigdata, &iface, &signame);
>+      info = (DBusGObjectInfo *) info_list->data;
>       
>-      s = _dbus_gutils_wincaps_to_uscore (signame);
>+      sigdata = info->exported_signals;
>+      
>+      while (*sigdata != '\0')
>+        {
>+          guint id;
>+          GSignalQuery query;
>+          GClosure *closure;
>+          char *s;
> 
>-      id = g_signal_lookup (s, gtype);
>-      if (id == 0)
>-	{
>-	  g_warning ("signal \"%s\" (from \"%s\") exported but not found in object class \"%s\"",
>-		     s, signame, g_type_name (gtype));
>-	  g_free (s);
>-	  continue;
>-	}
>+          sigdata = propsig_iterate (sigdata, &iface, &signame);
>+          
>+          s = _dbus_gutils_wincaps_to_uscore (signame);
> 
>-      g_signal_query (id, &query);
>+          id = g_signal_lookup (s, gtype);
>+          if (id == 0)
>+            {
>+              g_warning ("signal \"%s\" (from \"%s\") exported but not found in object class \"%s\"",
>+                     s, signame, g_type_name (gtype));
>+              g_free (s);
>+              continue;
>+            }
> 
>-      if (query.return_type != G_TYPE_NONE)
>-	{
>-	  g_warning ("Not exporting signal \"%s\" for object class \"%s\" as it has a return type \"%s\"",
>-		     s, g_type_name (gtype), g_type_name (query.return_type));
>-	  g_free (s);
>-	  continue; /* FIXME: these could be listed as methods ? */
>-	}
>-      
>-      closure = dbus_g_signal_closure_new (connection, object, signame, (char*) iface);
>-      g_closure_set_marshal (closure, signal_emitter_marshaller);
>+          g_signal_query (id, &query);
> 
>-      g_signal_connect_closure_by_id (object,
>-				      id,
>-				      0,
>-				      closure,
>-				      FALSE);
>+          if (query.return_type != G_TYPE_NONE)
>+            {
>+              g_warning ("Not exporting signal \"%s\" for object class \"%s\" as it has a return type \"%s\"",
>+                     s, g_type_name (gtype), g_type_name (query.return_type));
>+              g_free (s);
>+              continue; /* FIXME: these could be listed as methods ? */
>+            }
>+          
>+          closure = dbus_g_signal_closure_new (connection, object, signame, (char*) iface);
>+          g_closure_set_marshal (closure, signal_emitter_marshaller);
> 
>-      g_closure_add_finalize_notifier (closure, NULL,
>-				       dbus_g_signal_closure_finalize);
>-      g_free (s);
>+          g_signal_connect_closure_by_id (object,
>+                          id,
>+                          0,
>+                          closure,
>+                          FALSE);
>+
>+          g_closure_add_finalize_notifier (closure, NULL,
>+                           dbus_g_signal_closure_finalize);
>+          g_free (s);
>+        }
>     }
> }
> 
>@@ -1557,7 +1592,7 @@ void
> dbus_g_object_type_install_info (GType                  object_type,
> 				 const DBusGObjectInfo *info)
> {
>-  g_return_if_fail (G_TYPE_IS_CLASSED (object_type));
>+  g_return_if_fail (G_TYPE_IS_CLASSED (object_type) || G_TYPE_IS_INTERFACE (object_type));
> 
>   _dbus_g_value_types_init ();
> 
>@@ -1640,13 +1675,13 @@ dbus_g_connection_register_g_object (DBu
>                                      const char            *at_path,
>                                      GObject               *object)
> {
>-  const DBusGObjectInfo *info;
>+  GList *info_list;
>   g_return_if_fail (connection != NULL);
>   g_return_if_fail (at_path != NULL);
>   g_return_if_fail (G_IS_OBJECT (object));
> 
>-  info = lookup_object_info (object);
>-  if (info == NULL)
>+  info_list = lookup_object_info (object);
>+  if (info_list == NULL)
>     {
>       g_warning ("No introspection data registered for object class \"%s\"",
> 		 g_type_name (G_TYPE_FROM_INSTANCE (object)));
>@@ -1662,7 +1697,8 @@ dbus_g_connection_register_g_object (DBu
>       return;
>     }
> 
>-  export_signals (connection, info, object);
>+  export_signals (connection, info_list, object);
>+  g_list_free (info_list);
> 
>   g_object_set_data (object, "dbus_glib_object_path", g_strdup (at_path));
>   g_object_weak_ref (object, (GWeakNotify)unregister_gobject, connection);

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