From 235611a7d13ab251689f5b480183d7f39e043a2e Mon Sep 17 00:00:00 2001 From: Mikel Astiz Date: Fri, 10 May 2013 10:30:43 +0200 Subject: [PATCH] bluetooth: Support Properties.PropertiesChanged signal Install matches for signal Properties.PropertiesChanged and process the properties corresponding to the tracked devices. --- src/modules/bluetooth/bluetooth-util.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/src/modules/bluetooth/bluetooth-util.c b/src/modules/bluetooth/bluetooth-util.c index cb7d3c4..a32227a 100644 --- a/src/modules/bluetooth/bluetooth-util.c +++ b/src/modules/bluetooth/bluetooth-util.c @@ -1289,6 +1289,35 @@ 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.Properties", "PropertiesChanged")) { + DBusMessageIter arg_i; + const char *interface; + + if (y->version != BLUEZ_VERSION_5) + 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), "sa{sv}as")) { + pa_log("Invalid signature found in PropertiesChanged"); + goto fail; + } + + dbus_message_iter_get_basic(&arg_i, &interface); + + pa_assert_se(dbus_message_iter_next(&arg_i)); + pa_assert(dbus_message_iter_get_arg_type(&arg_i) == DBUS_TYPE_ARRAY); + + if (pa_streq(interface, "org.bluez.Device1")) { + pa_bluetooth_device *d; + + if (!(d = pa_hashmap_get(y->devices, dbus_message_get_path(m)))) { + pa_log_warn("Property change in unknown device %s", dbus_message_get_path(m)); + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + } + + parse_device_properties(d, &arg_i, true); + } + + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; } fail: @@ -1948,6 +1977,8 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) { "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'", "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.ObjectManager',member='InterfacesAdded'", "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.ObjectManager',member='InterfacesRemoved'", + "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.Properties',member='PropertiesChanged'" + ",arg0='org.bluez.Device1'", NULL) < 0) { pa_log("Failed to add D-Bus matches: %s", err.message); goto fail; @@ -2023,6 +2054,8 @@ void pa_bluetooth_discovery_unref(pa_bluetooth_discovery *y) { "type='signal',sender='org.bluez',interface='org.bluez.MediaTransport',member='PropertyChanged'", "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.ObjectManager',member='InterfacesAdded'", "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.ObjectManager',member='InterfacesRemoved'", + "type='signal',sender='org.bluez',interface='org.freedesktop.DBus.Properties',member='PropertiesChanged'" + ",arg0='org.bluez.Device1'", NULL); if (y->filter_added) -- 2.7.4