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bluetooth: add PropertyChanged watch 

This one is a bit diferent from the hfp.c one, so a separated patch for
it.
This commit is contained in:
Gustavo F. Padovan 2010-06-20 05:51:22 -03:00 committed by Denis Kenzior
parent 447162185f
commit 922d8aed48
1 changed files with 75 additions and 1 deletions
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76
plugins/bluetooth.c
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@ -303,6 +303,72 @@ static void parse_devices(DBusMessageIter *array, gpointer user_data)
}
}
static gboolean property_changed(DBusConnection *connection, DBusMessage *msg,
void *user_data)
{
const char *property;
DBusMessageIter iter;
dbus_message_iter_init(msg, &iter);
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
return FALSE;
dbus_message_iter_get_basic(&iter, &property);
if (g_str_equal(property, "UUIDs") == TRUE) {
int profiles = 0;
const char *path = dbus_message_get_path(msg);
DBusMessageIter variant;
if (!dbus_message_iter_next(&iter))
return FALSE;
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
return FALSE;
dbus_message_iter_recurse(&iter, &variant);
has_uuid(&variant, &profiles);
/* We need the full set of properties to be able to create
* the modem properly, including Adapter and Alias, so
* refetch everything again
*/
if (profiles)
bluetooth_send_with_reply(path, BLUEZ_DEVICE_INTERFACE,
"GetProperties", device_properties_cb,
g_strdup(path), g_free, -1,
DBUS_TYPE_INVALID);
} else if (g_str_equal(property, "Alias") == TRUE) {
const char *path = dbus_message_get_path(msg);
struct bluetooth_profile *profile;
const char *alias = NULL;
DBusMessageIter variant;
GHashTableIter hash_iter;
gpointer key, value;
if (!dbus_message_iter_next(&iter))
return FALSE;
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
return FALSE;
dbus_message_iter_recurse(&iter, &variant);
parse_string(&variant, &alias);
g_hash_table_iter_init(&hash_iter, uuid_hash);
while (g_hash_table_iter_next(&hash_iter, &key, &value)) {
profile = value;
if (profile->set_alias)
profile->set_alias(path, alias);
}
}
return TRUE;
}
static void adapter_properties_cb(DBusPendingCall *call, gpointer user_data)
{
const char *path = user_data;
@ -430,6 +496,7 @@ static void bluetooth_disconnect(DBusConnection *connection, void *user_data)
static guint bluetooth_watch;
static guint adapter_added_watch;
static guint adapter_removed_watch;
static guint property_watch;
int bluetooth_register_uuid(const char *uuid, struct bluetooth_profile *profile)
{
@ -453,8 +520,13 @@ int bluetooth_register_uuid(const char *uuid, struct bluetooth_profile *profile)
"AdapterRemoved",
adapter_removed, NULL, NULL);
property_watch = g_dbus_add_signal_watch(connection, NULL, NULL,
BLUEZ_DEVICE_INTERFACE,
"PropertyChanged",
property_changed, NULL, NULL);
if (bluetooth_watch == 0 || adapter_added_watch == 0 ||
adapter_removed_watch == 0) {
adapter_removed_watch == 0 || property_watch == 0) {
err = -EIO;
goto remove;
}
@ -478,6 +550,7 @@ remove:
g_dbus_remove_watch(connection, bluetooth_watch);
g_dbus_remove_watch(connection, adapter_added_watch);
g_dbus_remove_watch(connection, adapter_removed_watch);
g_dbus_remove_watch(connection, property_watch);
return err;
}
@ -491,6 +564,7 @@ void bluetooth_unregister_uuid(const char *uuid)
g_dbus_remove_watch(connection, bluetooth_watch);
g_dbus_remove_watch(connection, adapter_added_watch);
g_dbus_remove_watch(connection, adapter_removed_watch);
g_dbus_remove_watch(connection, property_watch);
g_hash_table_destroy(uuid_hash);
g_hash_table_destroy(adapter_address_hash);