* @param host_filename name of the file with the 'hosts', NULL
* to run everything on 'localhost'
* @param cfg configuration to use (for testbed, controller and peers)
* @param host_filename name of the file with the 'hosts', NULL
* to run everything on 'localhost'
* @param cfg configuration to use (for testbed, controller and peers)
* @param event_mask bit mask with set of events to call 'cc' for;
* or-ed values of "1LL" shifted by the
* respective 'enum GNUNET_TESTBED_EventType'
* @param event_mask bit mask with set of events to call 'cc' for;
* or-ed values of "1LL" shifted by the
* respective 'enum GNUNET_TESTBED_EventType'
* @param testname name of the testcase (to configure logging, etc.)
* @param cfg_filename configuration filename to use
* (for testbed, controller and peers)
* @param testname name of the testcase (to configure logging, etc.)
* @param cfg_filename configuration filename to use
* (for testbed, controller and peers)