diff options
Diffstat (limited to 'TAO/orbsvcs/tests/AVStreams/Bidirectional_Flows/receiver.cpp')
| -rw-r--r-- | TAO/orbsvcs/tests/AVStreams/Bidirectional_Flows/receiver.cpp | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/TAO/orbsvcs/tests/AVStreams/Bidirectional_Flows/receiver.cpp b/TAO/orbsvcs/tests/AVStreams/Bidirectional_Flows/receiver.cpp new file mode 100644 index 00000000000..e9f0cf29f1c --- /dev/null +++ b/TAO/orbsvcs/tests/AVStreams/Bidirectional_Flows/receiver.cpp @@ -0,0 +1,335 @@ +// $Id$ + +#include "receiver.h" +#include "ace/Get_Opt.h" +#include "ace/High_Res_Timer.h" + +static FILE *output_file = 0; +// File handle of the file into which received data is written. + +static const char *output_file_name = "output"; +// File name of the file into which received data is written. + +typedef ACE_Unmanaged_Singleton<Receiver,ACE_Null_Mutex> RECEIVER; +//Create a singleton instance of the receiver. + +int +Receiver_StreamEndPoint::get_callback (const char *, + TAO_AV_Callback *&callback) +{ + // Return the receiver application callback to the AVStreams for + // future upcalls. + callback = &this->callback_; + return 0; +} + + +int +Receiver_StreamEndPoint::set_protocol_object (const char * flowname, + TAO_AV_Protocol_Object *object) +{ + // Set the sender protocol object corresponding to the transport + // protocol selected. + if (ACE_OS::strcmp (flowname, "Data_Receiver1") == 0) + RECEIVER::instance ()->protocol_object (object); + return 0; +} + +Receiver_Callback::Receiver_Callback (void) + : frame_count_ (1), + mb_ (BUFSIZ) +{ +} + +int +Receiver_Callback::receive_frame (ACE_Message_Block *frame, + TAO_AV_frame_info *, + const ACE_Addr &) +{ + // + // Upcall from the AVStreams when there is data to be received from + // the sender. + // + ACE_DEBUG ((LM_DEBUG, + "Receiver_Callback::receive_frame for frame %d\n", + this->frame_count_++)); + + while (frame != 0) + { + // Write the received data to the file. + size_t result = + ACE_OS::fwrite (frame->rd_ptr (), + frame->length (), + 1, + output_file); + + if (result == frame->length ()) + ACE_ERROR_RETURN ((LM_ERROR, + "Receiver_Callback::fwrite failed\n"), + -1); + + frame = frame->cont (); + } + + // Read from the file into a message block. + int n = ACE_OS::fread (this->mb_.wr_ptr (), + 1, + this->mb_.size (), + RECEIVER::instance ()->input_file ()); + + if (n < 0) + ACE_DEBUG ((LM_DEBUG, + "Receiver::receive_frame fread failed\n")); + + if (n == 0) + { + // At end of file break the loop and end the sender. + ACE_DEBUG ((LM_DEBUG,"End of file\n")); + } + else + { + this->mb_.wr_ptr (n); + + // Send frame. + int result = + RECEIVER::instance ()->protocol_object ()->send_frame (&this->mb_); + + if (result < 0) + ACE_DEBUG ((LM_DEBUG, + "Send Frame Failed\n")); + + // Reset the message block. + this->mb_.reset (); + } + return 0; +} + +int +Receiver_Callback::handle_destroy (void) +{ + // Called when the distributer requests the stream to be shutdown. + ACE_DEBUG ((LM_DEBUG, + "Receiver_Callback::handle_destroy\n")); + + static int count = 0; + ++count; + + if (count < 2) + { + try + { + TAO_AV_CORE::instance ()->orb ()->shutdown (0); + } + catch (const CORBA::Exception& ex) + { + ex._tao_print_exception ( + "Receiver_Callback::handle_destroy Failed\n"); + return -1; + + } + + } + + return 0; +} + +Receiver::Receiver (void) + : mmdevice_ (0), + frame_rate_ (30), + input_file_ (0), + frame_count_ (0), + filename_ ("input"), + mb_ (BUFSIZ) +{ +} + +Receiver::~Receiver (void) +{ +} + +void +Receiver::protocol_object (TAO_AV_Protocol_Object *object) +{ + // Set the sender protocol object corresponding to the transport + // protocol selected. + this->protocol_object_ = object; +} + +int +Receiver::parse_args (int argc, + char **argv) +{ + // Parse command line arguments + ACE_Get_Opt opts (argc, argv, "f:r:d"); + + int c; + while ((c= opts ()) != -1) + { + switch (c) + { + case 'f': + this->filename_ = opts.opt_arg (); + break; + case 'r': + this->frame_rate_ = ACE_OS::atoi (opts.opt_arg ()); + break; + case 'd': + TAO_debug_level++; + break; + default: + ACE_DEBUG ((LM_DEBUG, "Unknown Option\n")); + return -1; + } + } + return 0; +} + +int +Receiver::init (int argc, + char ** argv) +{ + // Initialize the endpoint strategy with the orb and poa. + int result = + this->reactive_strategy_.init (TAO_AV_CORE::instance ()->orb (), + TAO_AV_CORE::instance ()->poa ()); + if (result != 0) + return result; + + // Parse the command line arguments + result = + this->parse_args (argc, + argv); + if (result != 0) + return result; + + // Open file to read. + this->input_file_ = + ACE_OS::fopen (this->filename_.c_str (), + "r"); + + if (this->input_file_ == 0) + ACE_ERROR_RETURN ((LM_DEBUG, + "Cannot open input file %s\n", + this->filename_.c_str ()), + -1); + else + ACE_DEBUG ((LM_DEBUG, + "Input File opened successfully\n")); + + // Register the receiver mmdevice object with the ORB + ACE_NEW_RETURN (this->mmdevice_, + TAO_MMDevice (&this->reactive_strategy_), + -1); + + // Servant Reference Counting to manage lifetime + PortableServer::ServantBase_var safe_mmdevice = + this->mmdevice_; + + CORBA::Object_var mmdevice = + this->mmdevice_->_this (); + + // Register the mmdevice with the naming service. + CosNaming::Name name (1); + name.length (1); + name [0].id = + CORBA::string_dup ("Receiver"); + + // Initialize the naming services + if (this->naming_client_.init (TAO_AV_CORE::instance ()->orb ()) != 0) + ACE_ERROR_RETURN ((LM_ERROR, + "Unable to initialize " + "the TAO_Naming_Client\n"), + -1); + + // Register the receiver object with the naming server. + this->naming_client_->rebind (name, + mmdevice.in ()); + + return 0; +} + +TAO_AV_Protocol_Object* +Receiver::protocol_object (void) +{ + return this->protocol_object_; +} + +FILE * +Receiver::input_file (void) +{ + return this->input_file_; +} + +int +main (int argc, + char **argv) +{ + try + { + // Initialize the ORB first. + CORBA::ORB_var orb = + CORBA::ORB_init (argc, + argv, + 0); + + CORBA::Object_var obj + = orb->resolve_initial_references ("RootPOA"); + + // Get the POA_var object from Object_var. + PortableServer::POA_var root_poa = + PortableServer::POA::_narrow (obj.in ()); + + PortableServer::POAManager_var mgr + = root_poa->the_POAManager (); + + mgr->activate (); + + // Initialize the AVStreams components. + TAO_AV_CORE::instance ()->init (orb.in (), root_poa.in ()); + + // Make sure we have a valid <output_file> + output_file = ACE_OS::fopen (output_file_name, + "w"); + if (output_file == 0) + ACE_ERROR_RETURN ((LM_DEBUG, + "Cannot open output file %s\n", + output_file_name), + -1); + + else + ACE_DEBUG ((LM_DEBUG, + "Output File Opened Successfully\n")); + + int result = + RECEIVER::instance ()->init (argc, + argv); + + // // Start sending data. + // result = SENDER::instance ()->pace_data (); + + if (result != 0) + return result; + + orb->run (); + + // Hack for now.... + ACE_OS::sleep (1); + + //orb->destroy (); + } + catch (const CORBA::Exception& ex) + { + ex._tao_print_exception ("receiver::init"); + return -1; + } + + ACE_OS::fclose (output_file); + + RECEIVER::close (); // Explicitly finalize the Unmanaged_Singleton. + + return 0; +} + +#if defined (ACE_HAS_EXPLICIT_STATIC_TEMPLATE_MEMBER_INSTANTIATION) +template ACE_Unmanaged_Singleton<Receiver, ACE_Null_Mutex> *ACE_Unmanaged_Singleton<Receiver, ACE_Null_Mutex>::singleton_; +#endif /* ACE_HAS_EXPLICIT_STATIC_TEMPLATE_MEMBER_INSTANTIATION */ |