int GadgetStreamController::open (void)
{
//We will set up the controllers message queue such that when a packet is enqueued write will be triggered.
this->notifier_.reactor (this->reactor ());
this->msg_queue ()->notification_strategy (&this->notifier_);
ACE_TCHAR peer_name[MAXHOSTNAMELEN];
ACE_INET_Addr peer_addr;
if (peer().get_remote_addr (peer_addr) == 0 &&
peer_addr.addr_to_string (peer_name, MAXHOSTNAMELEN) == 0) {
GINFO("Connection from %s\n", peer_name);
}
//We have to have these basic types to be able to receive configuration file for stream
readers_.insert(GADGET_MESSAGE_CONFIG_FILE,
new GadgetMessageConfigFileReader());
readers_.insert(GADGET_MESSAGE_CONFIG_SCRIPT,
new GadgetMessageScriptReader());
readers_.insert(GADGET_MESSAGE_PARAMETER_SCRIPT,
new GadgetMessageScriptReader());
GadgetModule *head = 0;
GadgetModule *tail = 0;
if (tail == 0) {
Gadget* eg = new EndGadget();
if (eg) {
eg->set_controller(this);
}
ACE_NEW_RETURN(tail,
ACE_Module<ACE_MT_SYNCH>( ACE_TEXT("EndGadget"),
eg ),
-1);
stream_.open(0,head,tail);
}
this->writer_task_.open();
return this->activate( THR_NEW_LWP | THR_JOINABLE, 1);
}
int GadgetInstrumentationStreamController::open()
{
GadgetModule *head = 0;
GadgetModule *tail = 0;
if (tail == 0) {
Gadget* eg = new EndGadget();
if (eg) {
eg->set_controller(this);
}
ACE_NEW_RETURN(tail,
ACE_Module<ACE_MT_SYNCH>( ACE_TEXT("EndGadget"),
eg ),
-1);
stream_.open(0,head,tail);
}
//Adding some gadgets to "capture data and return to the stream"
if (this->prepend_gadget("ImageFinishFloat","gadgetron_mricore","ImageFinishGadget") != GADGET_OK) return GADGET_FAIL;
this->find_gadget("ImageFinishFloat")->pass_on_undesired_data(true);
/*
if (this->prepend_gadget("ImageFinishCplx","gadgetron_mricore","ImageFinishGadgetCPLX") != GADGET_OK) return GADGET_FAIL;
this->find_gadget("ImageFinishCplx")->pass_on_undesired_data(true);
if (this->prepend_gadget("ImageFinishUShort","gadgetron_mricore","ImageFinishGadgetUSHORT") != GADGET_OK) return GADGET_FAIL;
this->find_gadget("ImageFinishUShort")->pass_on_undesired_data(true);
*/
if (this->prepend_gadget("AcquisitionFinish","gadgetron_mricore","AcquisitionFinishGadget") != GADGET_OK) return GADGET_FAIL;
this->find_gadget("AcquisitionFinish")->pass_on_undesired_data(true);
return GADGET_OK;
}
