Exemple #1
0
static dbus_bool_t
add_restore_ownership_to_transaction (BusTransaction *transaction,
                                      BusService     *service,
                                      BusOwner       *owner)
{
  OwnershipRestoreData *d;
  DBusList *link;

  d = dbus_new (OwnershipRestoreData, 1);
  if (d == NULL)
    return FALSE;
  
  d->service = service;
  d->owner = owner;
  d->service_link = _dbus_list_alloc_link (service);
  d->owner_link = _dbus_list_alloc_link (owner);
  d->hash_entry = _dbus_hash_table_preallocate_entry (service->registry->service_hash);
  
  bus_service_ref (d->service);
  bus_owner_ref (d->owner);
  dbus_connection_ref (d->owner->conn);

  d->before_owner = NULL;
  link = _dbus_list_get_first_link (&service->owners);
  while (link != NULL)
    {
      if (link->data == owner)
        {
          link = _dbus_list_get_next_link (&service->owners, link);

          if (link)
            d->before_owner = link->data;

          break;
        }
      
      link = _dbus_list_get_next_link (&service->owners, link);
    }
  
  if (d->service_link == NULL ||
      d->owner_link == NULL ||
      d->hash_entry == NULL ||
      !bus_transaction_add_cancel_hook (transaction, restore_ownership, d,
                                        free_ownership_restore_data))
    {
      free_ownership_restore_data (d);
      return FALSE;
    }
  
  return TRUE;
}
Exemple #2
0
/**
 * Sets the reply message associated with the pending call to a timeout error
 *
 * @param pending the pending_call
 * @param message the message we are sending the error reply to 
 * @param serial serial number for the reply
 * @return #FALSE on OOM
 */
dbus_bool_t
_dbus_pending_call_set_timeout_error_unlocked (DBusPendingCall *pending,
                                               DBusMessage     *message,
                                               dbus_uint32_t    serial)
{ 
  DBusList *reply_link;
  DBusMessage *reply;

  reply = dbus_message_new_error (message, DBUS_ERROR_NO_REPLY,
                                  "Did not receive a reply. Possible causes include: "
                                  "the remote application did not send a reply, "
                                  "the message bus security policy blocked the reply, "
                                  "the reply timeout expired, or "
                                  "the network connection was broken.");
  if (reply == NULL)
    return FALSE;

  reply_link = _dbus_list_alloc_link (reply);
  if (reply_link == NULL)
    {
      dbus_message_unref (reply);
      return FALSE;
    }

  pending->timeout_link = reply_link;

  _dbus_pending_call_set_reply_serial_unlocked (pending, serial);
  
  return TRUE;
}