bluetooth: Handle InterfacesAdded and InterfacesRemoved

This code is based on previous work by Mikel Astiz.
This commit is contained in:
João Paulo Rechi Vita 2013-09-24 19:45:30 -03:00 committed by Tanu Kaskinen
parent 1e58120a5c
commit 878eccb680

View file

@ -38,6 +38,8 @@
#include "bluez5-util.h"
#define BLUEZ_SERVICE "org.bluez"
#define BLUEZ_ADAPTER_INTERFACE BLUEZ_SERVICE ".Adapter1"
#define BLUEZ_DEVICE_INTERFACE BLUEZ_SERVICE ".Device1"
#define BLUEZ_MEDIA_ENDPOINT_INTERFACE BLUEZ_SERVICE ".MediaEndpoint1"
#define BLUEZ_MEDIA_TRANSPORT_INTERFACE BLUEZ_SERVICE ".MediaTransport1"
@ -501,6 +503,55 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
} else if (dbus_message_is_signal(m, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded")) {
DBusMessageIter arg_i;
if (!y->objects_listed)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; /* No reply received yet from GetManagedObjects */
if (!dbus_message_iter_init(m, &arg_i) || !pa_streq(dbus_message_get_signature(m), "oa{sa{sv}}")) {
pa_log_error("Invalid signature found in InterfacesAdded");
goto fail;
}
/* TODO: parse interfaces and properties */
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
} else if (dbus_message_is_signal(m, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved")) {
const char *p;
DBusMessageIter arg_i;
DBusMessageIter element_i;
if (!y->objects_listed)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; /* No reply received yet from GetManagedObjects */
if (!dbus_message_iter_init(m, &arg_i) || !pa_streq(dbus_message_get_signature(m), "oas")) {
pa_log_error("Invalid signature found in InterfacesRemoved");
goto fail;
}
dbus_message_iter_get_basic(&arg_i, &p);
pa_assert_se(dbus_message_iter_next(&arg_i));
pa_assert(dbus_message_iter_get_arg_type(&arg_i) == DBUS_TYPE_ARRAY);
dbus_message_iter_recurse(&arg_i, &element_i);
while (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_STRING) {
const char *iface;
dbus_message_iter_get_basic(&element_i, &iface);
if (pa_streq(iface, BLUEZ_DEVICE_INTERFACE))
device_remove(y, p);
else if (pa_streq(iface, BLUEZ_ADAPTER_INTERFACE))
adapter_remove(y, p);
dbus_message_iter_next(&element_i);
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
fail:
@ -1018,6 +1069,9 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
if (pa_dbus_add_matches(conn, &err,
"type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
",arg0='" BLUEZ_SERVICE "'",
"type='signal',sender='" BLUEZ_SERVICE "',interface='org.freedesktop.DBus.ObjectManager',member='InterfacesAdded'",
"type='signal',sender='" BLUEZ_SERVICE "',interface='org.freedesktop.DBus.ObjectManager',"
"member='InterfacesRemoved'",
NULL) < 0) {
pa_log_error("Failed to add D-Bus matches: %s", err.message);
goto fail;
@ -1077,6 +1131,10 @@ void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) {
pa_dbus_remove_matches(pa_dbus_connection_get(y->connection),
"type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged',"
"arg0='" BLUEZ_SERVICE "'",
"type='signal',sender='" BLUEZ_SERVICE "',interface='org.freedesktop.DBus.ObjectManager',"
"member='InterfacesAdded'",
"type='signal',sender='" BLUEZ_SERVICE "',interface='org.freedesktop.DBus.ObjectManager',"
"member='InterfacesRemoved'",
NULL);
if (y->filter_added)