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/**
* @author Manuel Traut <manut@mecka.net>
* @licence GPLv2
*/
#include <iostream>
#include "distrio_helper.h"
static pthread_t orb_thread;
int init_corba (int argc, char **argv)
{
int ret = 0;
CORBA::Object_var obj, root_poa, naming_service, manager_obj;
CosNaming::Name name;
try {
ref.orb = CORBA::ORB_init (argc, argv);
root_poa = ref.orb->resolve_initial_references ("RootPOA");
ref.poa = PortableServer::POA::_narrow (root_poa.in ());
naming_service = ref.orb->resolve_initial_references ("NameService");
if (CORBA::is_nil (naming_service)) {
std::cerr << "can't resolve NameService" << std::endl;
ret = -EINVAL;
goto out;
}
ref.nc = CosNaming::NamingContext::_narrow (naming_service.in ());
if (CORBA::is_nil (ref.nc)) {
std::cerr << "resolved invalid NameService object" << std::endl;
ret = -EINVAL;
goto out;
}
name.length (1);
name[0].id = CORBA::string_dup ("distrio_manager");
name[0].kind = CORBA::string_dup ("");
manager_obj = ref.nc->resolve (name);
if (CORBA::is_nil (manager_obj)) {
std::cerr << "can't resolve distrio_manager @naming service" << std::endl;
ret = -EINVAL;
goto out;
}
ref.manager = Distrio::Manager::_narrow (manager_obj);
if (CORBA::is_nil (ref.manager)) {
std::cerr << "resolved invalid distrio_manager object" << std::endl;
ret = -EINVAL;
goto out;
}
} catch (CORBA::Exception &e) {
std::cerr << "CORBA initialization failed: " << e << std::endl;
ret = -EINVAL;
goto out;
}
ref.init = ORB_INIT;
out:
return ret;
}
void *orb_runner (void *args)
{
try {
ref.poa_mgr = ref.poa->the_POAManager ();
ref.poa_mgr->activate ();
ref.orb->run ();
ref.orb->destroy ();
} catch (CORBA::Exception &e) {
std::cerr << "run CORBA orb failed: " << e << std::endl;
}
}
int run_orb ()
{
if (ref.init != ORB_INIT) {
std::cerr << "corba not initialized or orb already running" << std::endl;
return -1;
}
if (pthread_create (&orb_thread, NULL, orb_runner, NULL)) {
std::cerr << "create thread for corba orb failed" << std::endl;
return -1;
}
ref.init = ORB_RUNNING;
return 0;
}
int join_orb ()
{
if (ref.init != ORB_RUNNING) {
std::cerr << "corba orb not running" << std::endl;
return -1;
}
return pthread_join (orb_thread, NULL);
}
int register_digital (Distrio_Digital_i *digital)
{
CosNaming::Name name;
CORBA::Object_var obj, manager_obj;
PortableServer::ObjectId_var oid;
Distrio::Digital_ptr ptr;
Distrio::Error *e;
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return -1;
}
try {
oid = ref.poa->activate_object (digital);
obj = digital->_this ();
name.length (1);
e = digital->name (name[0].id);
free (e);
name[0].kind = CORBA::string_dup ("digital_io");
ref.nc->rebind (name, obj.in ());
} catch (CORBA::Exception &exc) {
std::cerr << "CORBA bind digital io at naming service failed: "
<< exc << std::endl;
return -1;
}
try {
ptr = Distrio::Digital::_narrow (obj);
e = ref.manager->register_io_digital (ptr);
std::cout << e->description << std::endl;
free (e);
} catch (CORBA::Exception &_e) {
std::cerr << "CORBA register digital io at distrio manager failed: "
<< _e << std::endl;
return -1;
}
return 0;
}
int register_analog (Distrio_Analog_i *analog)
{
CosNaming::Name name;
CORBA::Object_var obj, manager_obj;
PortableServer::ObjectId_var oid;
Distrio::Analog_ptr ptr;
Distrio::Error *e;
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return -1;
}
try {
oid = ref.poa->activate_object (analog);
obj = analog->_this ();
name.length (1);
e = analog->name (name[0].id);
free (e);
name[0].kind = CORBA::string_dup ("analog_io");
ref.nc->rebind (name, obj.in ());
} catch (CORBA::Exception &exc) {
std::cerr << "CORBA bind analog io at naming service failed: "
<< exc << std::endl;
return -1;
}
try {
ptr = Distrio::Analog::_narrow (obj);
e = ref.manager->register_io_analog (ptr);
std::cout << e->description << std::endl;
free (e);
} catch (CORBA::Exception &_e) {
std::cerr << "CORBA register analog io at distrio manager failed: "
<< _e << std::endl;
return -1;
}
return 0;
}
int register_device (Distrio_Device_i *dev)
{
CosNaming::Name name;
CORBA::Object_var obj, manager_obj;
PortableServer::ObjectId_var oid;
Distrio::Device_ptr ptr;
Distrio::Error *e;
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return -1;
}
try {
oid = ref.poa->activate_object (dev);
obj = dev->_this ();
name.length (1);
e = dev->name (name[0].id);
free (e);
name[0].kind = CORBA::string_dup ("devices");
ref.nc->rebind (name, obj.in ());
} catch (CORBA::Exception &e) {
std::cerr << "CORBA bind device at naming service failed: "
<< e << std::endl;
return -1;
}
try {
ptr = Distrio::Device::_narrow (obj);
e = ref.manager->register_io_device (ptr);
std::cout << e->description << std::endl;
free (e);
} catch (CORBA::Exception &_e) {
std::cerr << "CORBA register device at distrio manager failed: "
<< _e << std::endl;
return -1;
}
return 0;
}
void get_analog_list (Distrio::Analog_list_var *ana_list)
{
CORBA::Object_var obj;
Distrio::Error *e;
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return;
}
try {
e = ref.manager->analog (*ana_list);
free (e);
} catch (CORBA::Exception &_e) {
std::cerr << "CORBA get digital list failed: "
<< _e << std::endl;
}
}
void get_digital_list (Distrio::Digital_list_var *dig_list)
{
CORBA::Object_var obj;
Distrio::Error *e;
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return;
}
try {
e = ref.manager->digital (*dig_list);
free (e);
} catch (CORBA::Exception &_e) {
std::cerr << "CORBA get digital list failed: "
<< _e << std::endl;
}
}
void lookup_analog (std::string _name, Distrio::Analog_list_var ana_list,
Distrio::Analog **ptr)
{
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return;
}
for (unsigned int i = 0; i < ana_list->length (); i++) {
::CORBA::String_var name;
Distrio::Error *e;
try {
e = ana_list[i]->name (name);
if (!::CORBA::is_nil (e))
free (e);
} catch (::CORBA::Exception &ex) {
std::cerr << "get name of analog io failed\n" << ex << std::cerr;
}
if (! _name.compare (name.in ())) {
*ptr = ana_list[i];
return;
}
}
}
void lookup_digital (std::string _name, Distrio::Digital_list_var dig_list,
Distrio::Digital **ptr)
{
if (ref.init != ORB_RUNNING) {
std::cerr << "corba not initialized" << std::endl;
return;
}
for (unsigned int i = 0; i < dig_list->length (); i++) {
::CORBA::String_var name;
Distrio::Error *e;
try {
e = dig_list[i]->name (name);
if (!::CORBA::is_nil (e))
free (e);
} catch (::CORBA::Exception &ex) {
std::cerr << "get name of digital io failed\n" << ex << std::cerr;
}
if (! _name.compare (name.in ())) {
*ptr = dig_list[i];
return;
}
}
}
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