dbus: Split extract_interfaces() into helper functions

This commit is contained in:
Jouni Malinen 2010-01-01 15:50:00 +02:00
parent de7a79ceb6
commit 21e338a860

View file

@ -27,30 +27,16 @@ struct interfaces {
xmlNodePtr interface_node;
};
/**
* extract_interfaces - Extract interfaces from methods, signals and props
* @obj_dsc: Description of object from which interfaces will be extracted
* @root_node: root node of XML introspection document
* Returns: List of interfaces found in object description
*
* Iterates over all methods, signals and properties registered with
* object and collects all declared DBus interfaces and create interface's
* node in XML root node for each. Returned list elements contains interface
* name and XML node of corresponding interface.
*/
static struct interfaces * extract_interfaces(
struct wpa_dbus_object_desc *obj_dsc, xmlNodePtr root_node)
static void extract_interfaces_methods(struct interfaces **head,
struct wpa_dbus_method_desc *methods)
{
struct wpa_dbus_method_desc *method_dsc;
struct wpa_dbus_signal_desc *signal_dsc;
struct wpa_dbus_property_desc *property_dsc;
struct interfaces *head = NULL;
struct interfaces *iface, *last;
/* extract interfaces from methods */
for (method_dsc = obj_dsc->methods; method_dsc;
method_dsc = method_dsc->next) {
iface = head;
for (method_dsc = methods; method_dsc; method_dsc = method_dsc->next) {
iface = *head;
last = NULL;
/* go to next method if its interface is already extracted */
@ -71,23 +57,23 @@ static struct interfaces * extract_interfaces(
if (last)
last->next = iface;
else
head = iface;
*head = iface;
iface->dbus_interface = os_strdup(method_dsc->dbus_interface);
if (!iface->dbus_interface)
continue;
iface->interface_node = xmlNewChild(root_node, NULL,
BAD_CAST "interface",
NULL);
xmlNewProp(iface->interface_node, BAD_CAST "name",
BAD_CAST method_dsc->dbus_interface);
}
}
static void extract_interfaces_signals(struct interfaces **head,
struct wpa_dbus_signal_desc *signals)
{
struct wpa_dbus_signal_desc *signal_dsc;
struct interfaces *iface, *last;
/* extract interfaces from signals */
for (signal_dsc = obj_dsc->signals; signal_dsc;
for (signal_dsc = signals; signal_dsc;
signal_dsc = signal_dsc->next) {
iface = head;
iface = *head;
last = NULL;
/* go to next signal if its interface is already extracted */
@ -108,23 +94,23 @@ static struct interfaces * extract_interfaces(
if (last)
last->next = iface;
else
head = iface;
*head = iface;
iface->dbus_interface = os_strdup(signal_dsc->dbus_interface);
if (!iface->dbus_interface)
continue;
iface->interface_node = xmlNewChild(root_node, NULL,
BAD_CAST "interface",
NULL);
xmlNewProp(iface->interface_node, BAD_CAST "name",
BAD_CAST signal_dsc->dbus_interface);
}
}
static void extract_interfaces_properties(
struct interfaces **head, struct wpa_dbus_property_desc *properties)
{
struct wpa_dbus_property_desc *property_dsc;
struct interfaces *iface, *last;
/* extract interfaces from properties */
for (property_dsc = obj_dsc->properties; property_dsc;
for (property_dsc = properties; property_dsc;
property_dsc = property_dsc->next) {
iface = head;
iface = *head;
last = NULL;
/* go to next property if its interface is already extracted */
@ -145,18 +131,42 @@ static struct interfaces * extract_interfaces(
if (last)
last->next = iface;
else
head = iface;
*head = iface;
iface->dbus_interface =
os_strdup(property_dsc->dbus_interface);
if (!iface->dbus_interface)
continue;
}
}
/**
* extract_interfaces - Extract interfaces from methods, signals and props
* @obj_dsc: Description of object from which interfaces will be extracted
* @root_node: root node of XML introspection document
* Returns: List of interfaces found in object description
*
* Iterates over all methods, signals and properties registered with
* object and collects all declared DBus interfaces and create interface's
* node in XML root node for each. Returned list elements contains interface
* name and XML node of corresponding interface.
*/
static struct interfaces * extract_interfaces(
struct wpa_dbus_object_desc *obj_dsc, xmlNodePtr root_node)
{
struct interfaces *head = NULL, *iface;
extract_interfaces_methods(&head, obj_dsc->methods);
extract_interfaces_signals(&head, obj_dsc->signals);
extract_interfaces_properties(&head, obj_dsc->properties);
for (iface = head; iface; iface = iface->next) {
if (iface->dbus_interface == NULL)
continue;
iface->interface_node = xmlNewChild(root_node, NULL,
BAD_CAST "interface",
NULL);
xmlNewProp(iface->interface_node, BAD_CAST "name",
BAD_CAST property_dsc->dbus_interface);
BAD_CAST iface->dbus_interface);
}
return head;