*
* D-Bus helper library
*
- * Copyright (C) 2004-2008 Marcel Holtmann <marcel@holtmann.org>
+ * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
*
*
* This program is free software; you can redistribute it and/or modify
struct interface_data {
char *name;
- GDBusMethodTable *methods;
- GDBusSignalTable *signals;
- GDBusPropertyTable *properties;
+ const GDBusMethodTable *methods;
+ const GDBusSignalTable *signals;
+ const GDBusPropertyTable *properties;
void *user_data;
GDBusDestroyFunction destroy;
};
static void generate_interface_xml(GString *gstr, struct interface_data *iface)
{
- GDBusMethodTable *method;
- GDBusSignalTable *signal;
+ const GDBusMethodTable *method;
+ const GDBusSignalTable *signal;
for (method = iface->methods; method && method->name; method++) {
if (!strlen(method->signature) && !strlen(method->reply))
data->introspect = g_string_free(gstr, FALSE);
}
-static DBusHandlerResult introspect(DBusConnection *connection,
- DBusMessage *message, struct generic_data *data)
+static DBusMessage *introspect(DBusConnection *connection,
+ DBusMessage *message, void *user_data)
{
+ struct generic_data *data = user_data;
DBusMessage *reply;
if (!dbus_message_has_signature(message, DBUS_TYPE_INVALID_AS_STRING)) {
error("Unexpected signature to introspect call");
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ return NULL;
}
if (!data->introspect)
reply = dbus_message_new_method_return(message);
if (!reply)
- return DBUS_HANDLER_RESULT_NEED_MEMORY;
+ return NULL;
dbus_message_append_args(reply, DBUS_TYPE_STRING, &data->introspect,
DBUS_TYPE_INVALID);
- dbus_connection_send(connection, reply, NULL);
-
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
+ return reply;
}
static void generic_unregister(DBusConnection *connection, void *user_data)
{
GSList *list;
+ if (!name)
+ return NULL;
+
for (list = interfaces; list; list = list->next) {
struct interface_data *iface = list->data;
if (!strcmp(name, iface->name))
{
struct generic_data *data = user_data;
struct interface_data *iface;
- GDBusMethodTable *method;
+ const GDBusMethodTable *method;
const char *interface;
- if (dbus_message_is_method_call(message,
- DBUS_INTERFACE_INTROSPECTABLE,
- "Introspect"))
- return introspect(connection, message, data);
-
interface = dbus_message_get_interface(message);
iface = find_interface(data->interfaces, interface);
if (!slash)
goto done;
- *slash = '\0';
+ if (slash == parent_path && parent_path[1] != '\0')
+ parent_path[1] = '\0';
+ else
+ *slash = '\0';
+
if (!strlen(parent_path))
goto done;
g_free(parent_path);
}
+static GDBusMethodTable introspect_methods[] = {
+ { "Introspect", "", "s", introspect },
+ { }
+};
+
+static void add_interface(struct generic_data *data, const char *name,
+ const GDBusMethodTable *methods,
+ const GDBusSignalTable *signals,
+ const GDBusPropertyTable *properties,
+ void *user_data,
+ GDBusDestroyFunction destroy)
+{
+ struct interface_data *iface;
+
+ iface = g_new0(struct interface_data, 1);
+ iface->name = g_strdup(name);
+ iface->methods = methods;
+ iface->signals = signals;
+ iface->properties = properties;
+ iface->user_data = user_data;
+ iface->destroy = destroy;
+
+ data->interfaces = g_slist_append(data->interfaces, iface);
+}
+
static struct generic_data *object_path_ref(DBusConnection *connection,
const char *path)
{
invalidate_parent_data(connection, path);
+ add_interface(data, DBUS_INTERFACE_INTROSPECTABLE,
+ introspect_methods, NULL, NULL, data, NULL);
+
return data;
}
+static gboolean remove_interface(struct generic_data *data, const char *name)
+{
+ struct interface_data *iface;
+
+ iface = find_interface(data->interfaces, name);
+ if (!iface)
+ return FALSE;
+
+ data->interfaces = g_slist_remove(data->interfaces, iface);
+
+ if (iface->destroy)
+ iface->destroy(iface->user_data);
+
+ g_free(iface->name);
+ g_free(iface);
+
+ return TRUE;
+}
+
static void object_path_unref(DBusConnection *connection, const char *path)
{
struct generic_data *data = NULL;
if (data->refcount > 0)
return;
+ remove_interface(data, DBUS_INTERFACE_INTROSPECTABLE);
+
invalidate_parent_data(connection, path);
dbus_connection_unregister_object_path(connection, path);
{
struct generic_data *data = NULL;
struct interface_data *iface;
- GDBusSignalTable *signal;
+ const GDBusSignalTable *signal;
*args = NULL;
if (!dbus_connection_get_object_path_data(conn, path,
}
iface = find_interface(data->interfaces, interface);
-
if (!iface) {
error("dbus_connection_emit_signal: %s does not implement %s",
path, interface);
gboolean g_dbus_register_interface(DBusConnection *connection,
const char *path, const char *name,
- GDBusMethodTable *methods,
- GDBusSignalTable *signals,
- GDBusPropertyTable *properties,
+ const GDBusMethodTable *methods,
+ const GDBusSignalTable *signals,
+ const GDBusPropertyTable *properties,
void *user_data,
GDBusDestroyFunction destroy)
{
struct generic_data *data;
- struct interface_data *iface;
data = object_path_ref(connection, path);
if (data == NULL)
if (find_interface(data->interfaces, name))
return FALSE;
- iface = g_new0(struct interface_data, 1);
-
- iface->name = g_strdup(name);
- iface->methods = methods;
- iface->signals = signals;
- iface->properties = properties;
- iface->user_data = user_data;
- iface->destroy = destroy;
-
- data->interfaces = g_slist_append(data->interfaces, iface);
+ add_interface(data, name, methods, signals,
+ properties, user_data, destroy);
g_free(data->introspect);
data->introspect = NULL;
const char *path, const char *name)
{
struct generic_data *data = NULL;
- struct interface_data *iface;
+
+ if (!path)
+ return FALSE;
if (dbus_connection_get_object_path_data(connection, path,
(void *) &data) == FALSE)
if (data == NULL)
return FALSE;
- iface = find_interface(data->interfaces, name);
- if (!iface)
+ if (remove_interface(data, name) == FALSE)
return FALSE;
- data->interfaces = g_slist_remove(data->interfaces, iface);
-
- if (iface->destroy)
- iface->destroy(iface->user_data);
-
- g_free(iface->name);
- g_free(iface);
-
g_free(data->introspect);
data->introspect = NULL;