int main ( int argc, char *argv[]) { /* Generic DDS entities */ DDS_DomainParticipantFactory dpf; DDS_DomainParticipant participant; DDS_Topic chatMessageTopic; DDS_Topic nameServiceTopic; DDS_MultiTopic namedMessageTopic; DDS_Subscriber chatSubscriber; /* Type-specific DDS entities */ Chat_ChatMessageTypeSupport chatMessageTS; Chat_NameServiceTypeSupport nameServiceTS; Chat_NamedMessageTypeSupport namedMessageTS; Chat_NamedMessageDataReader chatAdmin; DDS_sequence_Chat_NamedMessage *msgSeq; DDS_SampleInfoSeq *infoSeq; /* QosPolicy holders */ DDS_TopicQos *reliable_topic_qos; DDS_TopicQos *setting_topic_qos; DDS_SubscriberQos *sub_qos; DDS_StringSeq *parameterList; /* DDS Identifiers */ DDS_DomainId_t domain = NULL; DDS_ReturnCode_t status; /* Others */ DDS_unsigned_long i; DDS_boolean terminated = FALSE; char * partitionName; char * chatMessageTypeName = NULL; char * nameServiceTypeName = NULL; char * namedMessageTypeName = NULL; /* Options: MessageBoard [ownID] */ /* Messages having owner ownID will be ignored */ parameterList = DDS_StringSeq__alloc(); checkHandle(parameterList, "DDS_StringSeq__alloc"); parameterList->_length = 1; parameterList->_maximum = 1; parameterList->_buffer = DDS_StringSeq_allocbuf(1); checkHandle(parameterList->_buffer, "DDS_StringSeq_allocbuf"); if (argc > 1) { parameterList->_buffer[0] = DDS_string_alloc ( strlen(argv[1]) ); checkHandle(parameterList->_buffer[0], "DDS_string_alloc"); strcpy (parameterList->_buffer[0], argv[1]); } else { parameterList->_buffer[0] = DDS_string_alloc(1); checkHandle(parameterList->_buffer[0], "DDS_string_alloc"); strcpy (parameterList->_buffer[0], "0"); } /* Create a DomainParticipantFactory and a DomainParticipant (using Default QoS settings. */ dpf = DDS_DomainParticipantFactory_get_instance (); checkHandle(dpf, "DDS_DomainParticipantFactory_get_instance"); participant = DDS_DomainParticipantFactory_create_participant ( dpf, domain, DDS_PARTICIPANT_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); checkHandle(participant, "DDS_DomainParticipantFactory_create_participant"); /* Register the required datatype for ChatMessage. */ chatMessageTS = Chat_ChatMessageTypeSupport__alloc(); checkHandle(chatMessageTS, "Chat_ChatMessageTypeSupport__alloc"); chatMessageTypeName = Chat_ChatMessageTypeSupport_get_type_name(chatMessageTS); status = Chat_ChatMessageTypeSupport_register_type( chatMessageTS, participant, chatMessageTypeName); checkStatus(status, "Chat_ChatMessageTypeSupport_register_type"); /* Register the required datatype for NameService. */ nameServiceTS = Chat_NameServiceTypeSupport__alloc(); checkHandle(nameServiceTS, "Chat_NameServiceTypeSupport__alloc"); nameServiceTypeName = Chat_NameServiceTypeSupport_get_type_name(nameServiceTS); status = Chat_NameServiceTypeSupport_register_type( nameServiceTS, participant, nameServiceTypeName); checkStatus(status, "Chat_NameServiceTypeSupport_register_type"); /* Register the required datatype for NamedMessage. */ namedMessageTS = Chat_NamedMessageTypeSupport__alloc(); checkHandle(namedMessageTS, "Chat_NamedMessageTypeSupport__alloc"); namedMessageTypeName = Chat_NamedMessageTypeSupport_get_type_name(namedMessageTS); status = Chat_NamedMessageTypeSupport_register_type( namedMessageTS, participant, namedMessageTypeName); checkStatus(status, "Chat_NamedMessageTypeSupport_register_type"); /* Set the ReliabilityQosPolicy to RELIABLE. */ reliable_topic_qos = DDS_TopicQos__alloc(); checkHandle(reliable_topic_qos, "DDS_TopicQos__alloc"); status = DDS_DomainParticipant_get_default_topic_qos(participant, reliable_topic_qos); checkStatus(status, "DDS_DomainParticipant_get_default_topic_qos"); reliable_topic_qos->reliability.kind = DDS_RELIABLE_RELIABILITY_QOS; /* Make the tailored QoS the new default. */ status = DDS_DomainParticipant_set_default_topic_qos(participant, reliable_topic_qos); checkStatus(status, "DDS_DomainParticipant_set_default_topic_qos"); /* Use the changed policy when defining the ChatMessage topic */ chatMessageTopic = DDS_DomainParticipant_create_topic( participant, "Chat_ChatMessage", chatMessageTypeName, reliable_topic_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(chatMessageTopic, "DDS_DomainParticipant_create_topic (ChatMessage)"); /* Set the DurabilityQosPolicy to TRANSIENT. */ setting_topic_qos = DDS_TopicQos__alloc(); checkHandle(setting_topic_qos, "DDS_TopicQos__alloc"); status = DDS_DomainParticipant_get_default_topic_qos(participant, setting_topic_qos); checkStatus(status, "DDS_DomainParticipant_get_default_topic_qos"); setting_topic_qos->durability.kind = DDS_TRANSIENT_DURABILITY_QOS; /* Create the NameService Topic. */ nameServiceTopic = DDS_DomainParticipant_create_topic( participant, "Chat_NameService", nameServiceTypeName, setting_topic_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(nameServiceTopic, "DDS_DomainParticipant_create_topic"); /* Create a multitopic that substitutes the userID with its corresponding userName. */ namedMessageTopic = DDS_DomainParticipant_create_simulated_multitopic( participant, "Chat_NamedMessage", namedMessageTypeName, "SELECT userID, name AS userName, index, content " "FROM Chat_NameService NATURAL JOIN Chat_ChatMessage WHERE userID <> %0", parameterList); checkHandle(namedMessageTopic, "DDS_DomainParticipant_simulate_multitopic"); /* Adapt the default SubscriberQos to read from the "ChatRoom" Partition. */ partitionName = "ChatRoom"; sub_qos = DDS_SubscriberQos__alloc(); checkHandle(sub_qos, "DDS_SubscriberQos__alloc"); status = DDS_DomainParticipant_get_default_subscriber_qos (participant, sub_qos); checkStatus(status, "DDS_DomainParticipant_get_default_subscriber_qos"); sub_qos->partition.name._length = 1; sub_qos->partition.name._maximum = 1; sub_qos->partition.name._buffer = DDS_StringSeq_allocbuf (1); checkHandle(sub_qos->partition.name._buffer, "DDS_StringSeq_allocbuf"); sub_qos->partition.name._buffer[0] = DDS_string_alloc ( strlen(partitionName) ); checkHandle(sub_qos->partition.name._buffer[0], "DDS_string_alloc"); strcpy (sub_qos->partition.name._buffer[0], partitionName); /* Create a Subscriber for the MessageBoard application. */ chatSubscriber = DDS_DomainParticipant_create_subscriber(participant, sub_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(chatSubscriber, "DDS_DomainParticipant_create_subscriber"); /* Create a DataReader for the NamedMessage Topic (using the appropriate QoS). */ chatAdmin = DDS_Subscriber_create_datareader( chatSubscriber, namedMessageTopic, DDS_DATAREADER_QOS_USE_TOPIC_QOS, NULL, DDS_STATUS_MASK_NONE); checkHandle(chatAdmin, "DDS_Subscriber_create_datareader"); /* Print a message that the MessageBoard has opened. */ printf("MessageBoard has opened: send a ChatMessage with userID = -1 to close it....\n\n"); /* Allocate the sequence holders for the DataReader */ msgSeq = DDS_sequence_Chat_NamedMessage__alloc(); checkHandle(msgSeq, "DDS_sequence_Chat_NamedMessage__alloc"); infoSeq = DDS_SampleInfoSeq__alloc(); checkHandle(infoSeq, "DDS_SampleInfoSeq__alloc"); while (!terminated) { /* Note: using read does not remove the samples from unregistered instances from the DataReader. This means that the DataRase would use more and more resources. That's why we use take here instead. */ status = Chat_NamedMessageDataReader_take( chatAdmin, msgSeq, infoSeq, DDS_LENGTH_UNLIMITED, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ALIVE_INSTANCE_STATE ); checkStatus(status, "Chat_NamedMessageDataReader_take"); for (i = 0; i < msgSeq->_length; i++) { Chat_NamedMessage *msg = &(msgSeq->_buffer[i]); if (msg->userID == TERMINATION_MESSAGE) { printf("Termination message received: exiting...\n"); terminated = TRUE; } else { printf ("%s: %s\n", msg->userName, msg->content); } } status = Chat_NamedMessageDataReader_return_loan(chatAdmin, msgSeq, infoSeq); checkStatus(status, "Chat_ChatMessageDataReader_return_loan"); /* Sleep for some amount of time, as not to consume too much CPU cycles. */ Sleep(100); } /* Remove the DataReader */ status = DDS_Subscriber_delete_datareader(chatSubscriber, chatAdmin); checkStatus(status, "DDS_Subscriber_delete_datareader"); /* Remove the Subscriber. */ status = DDS_DomainParticipant_delete_subscriber(participant, chatSubscriber); checkStatus(status, "DDS_DomainParticipant_delete_subscriber"); /* Remove the Topics. */ status = DDS_DomainParticipant_delete_simulated_multitopic(participant, namedMessageTopic); checkStatus(status, "DDS_DomainParticipant_delete_simulated_multitopic"); status = DDS_DomainParticipant_delete_topic(participant, nameServiceTopic); checkStatus(status, "DDS_DomainParticipant_delete_topic (nameServiceTopic)"); status = DDS_DomainParticipant_delete_topic(participant, chatMessageTopic); checkStatus(status, "DDS_DomainParticipant_delete_topic (chatMessageTopic)"); /* De-allocate the QoS policies. */ DDS_free(reliable_topic_qos); DDS_free(setting_topic_qos); DDS_free(sub_qos); // Note that DDS_free recursively de-allocates all indirections as well!! /* De-allocate the type-names and TypeSupport objects. */ DDS_free(namedMessageTypeName); DDS_free(nameServiceTypeName); DDS_free(chatMessageTypeName); DDS_free(namedMessageTS); DDS_free(nameServiceTS); DDS_free(chatMessageTS); /* Remove the DomainParticipant. */ status = DDS_DomainParticipantFactory_delete_participant(dpf, participant); checkStatus(status, "DDS_DomainParticipantFactory_delete_participant"); return 0; }
int main ( int argc, char *argv[] ) { DDS_ConditionSeq *conditionList; DDS_WaitSet w; DDS_Condition exp_condition; pong_handler *active_handler; DDS_DomainParticipantQos *dpQos; DDS_TopicQos *tQos; DDS_PublisherQos *pQos; DDS_DataWriterQos *dwQos; DDS_SubscriberQos *sQos; DDS_DataReaderQos *drQos; time_t clock = time (NULL); DDS_Duration_t wait_timeout = {3,0}; DDS_ReturnCode_t result; DDS_boolean finish_flag = FALSE; DDS_boolean timeout_flag = FALSE; DDS_boolean terminate = FALSE; int imax = 1; int i; unsigned int block; init_clock(); /* * init timing statistics */ init_stats (&roundtrip, "round_trip"); init_stats (&write_access, "write_access"); init_stats (&read_access, "read_access"); /* * Evaluate cmdline arguments */ if (argc != 1) { if (argc != 6) { printf ("Invalid.....\n Usage: %s [blocks blocksize topic_id WRITE_PARTITION READ_PARTITION]\n", argv[0]); exit (1); } nof_blocks = atoi (argv[1]); nof_cycles = atoi (argv[2]); topic_id = argv[3][0]; write_partition = argv[4]; read_partition = argv[5]; } /* * Create WaitSet */ w = DDS_WaitSet__alloc (); /* * Initialize Qos variables */ dpQos = DDS_DomainParticipantQos__alloc(); tQos = DDS_TopicQos__alloc(); pQos = DDS_PublisherQos__alloc(); dwQos = DDS_DataWriterQos__alloc(); sQos = DDS_SubscriberQos__alloc(); drQos = DDS_DataReaderQos__alloc(); /* * Initialize condition list */ conditionList = NULL; /* * Create participant */ dpf = DDS_DomainParticipantFactory_get_instance (); dp = DDS_DomainParticipantFactory_create_participant (dpf, myDomain, DDS_PARTICIPANT_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); if (dp == DDS_HANDLE_NIL) { printf ("%s PING: ERROR - Splice Daemon not running", argv[0]); exit (1); } /* * Create PING publisher */ DDS_DomainParticipant_get_default_publisher_qos (dp, pQos); pQos->partition.name._length = 1; pQos->partition.name._maximum = 1; pQos->partition.name._buffer = DDS_StringSeq_allocbuf (1); pQos->partition.name._buffer[0] = DDS_string_alloc (strlen(write_partition) + 1); strcpy (pQos->partition.name._buffer[0], write_partition); p = DDS_DomainParticipant_create_publisher (dp, pQos, NULL, DDS_STATUS_MASK_NONE); DDS_free (pQos); /* * Create PONG subscriber */ DDS_DomainParticipant_get_default_subscriber_qos (dp, sQos); sQos->partition.name._length = 1; sQos->partition.name._maximum = 1; sQos->partition.name._buffer = DDS_StringSeq_allocbuf (1); sQos->partition.name._buffer[0] = DDS_string_alloc (strlen(read_partition) + 1); strcpy (sQos->partition.name._buffer[0], read_partition); s = DDS_DomainParticipant_create_subscriber (dp, sQos, NULL, DDS_STATUS_MASK_NONE); DDS_free (sQos); /* * PP_min_msg */ /* Create Topic */ PP_min_dt = pingpong_PP_min_msgTypeSupport__alloc (); pingpong_PP_min_msgTypeSupport_register_type (PP_min_dt, dp, "pingpong::PP_min_msg"); PP_min_topic = DDS_DomainParticipant_create_topic (dp, "PP_min_topic", "pingpong::PP_min_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_min_writer = DDS_Publisher_create_datawriter (p, PP_min_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_min_reader = DDS_Subscriber_create_datareader (s, PP_min_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_min_sc = DDS_DataReader_get_statuscondition (PP_min_reader); DDS_StatusCondition_set_enabled_statuses (PP_min_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_min_sc); /* * PP_seq_msg */ /* Create Topic */ PP_seq_dt = pingpong_PP_seq_msgTypeSupport__alloc (); pingpong_PP_seq_msgTypeSupport_register_type (PP_seq_dt, dp, "pingpong::PP_seq_msg"); PP_seq_topic = DDS_DomainParticipant_create_topic (dp, "PP_seq_topic", "pingpong::PP_seq_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_seq_writer = DDS_Publisher_create_datawriter (p, PP_seq_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_seq_reader = DDS_Subscriber_create_datareader (s, PP_seq_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_seq_sc = DDS_DataReader_get_statuscondition (PP_seq_reader); DDS_StatusCondition_set_enabled_statuses (PP_seq_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_seq_sc); /* * PP_string_msg */ /* Create Topic */ PP_string_dt = pingpong_PP_string_msgTypeSupport__alloc (); pingpong_PP_string_msgTypeSupport_register_type (PP_string_dt, dp, "pingpong::PP_string_msg"); PP_string_topic = DDS_DomainParticipant_create_topic (dp, "PP_string_topic", "pingpong::PP_string_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_string_writer = DDS_Publisher_create_datawriter (p, PP_string_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_string_reader = DDS_Subscriber_create_datareader (s, PP_string_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_string_sc = DDS_DataReader_get_statuscondition (PP_string_reader); DDS_StatusCondition_set_enabled_statuses (PP_string_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_string_sc); /* * PP_fixed_msg */ /* Create Topic */ PP_fixed_dt = pingpong_PP_fixed_msgTypeSupport__alloc (); pingpong_PP_fixed_msgTypeSupport_register_type (PP_fixed_dt, dp, "pingpong::PP_fixed_msg"); PP_fixed_topic = DDS_DomainParticipant_create_topic (dp, "PP_fixed_topic", "pingpong::PP_fixed_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_fixed_writer = DDS_Publisher_create_datawriter (p, PP_fixed_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_fixed_reader = DDS_Subscriber_create_datareader (s, PP_fixed_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_fixed_sc = DDS_DataReader_get_statuscondition (PP_fixed_reader); DDS_StatusCondition_set_enabled_statuses (PP_fixed_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_fixed_sc); /* * PP_array_msg */ /* Create Topic */ PP_array_dt = pingpong_PP_array_msgTypeSupport__alloc (); pingpong_PP_array_msgTypeSupport_register_type (PP_array_dt, dp, "pingpong::PP_array_msg"); PP_array_topic = DDS_DomainParticipant_create_topic (dp, "PP_array_topic", "pingpong::PP_array_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_array_writer = DDS_Publisher_create_datawriter (p, PP_array_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_array_reader = DDS_Subscriber_create_datareader (s, PP_array_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_array_sc = DDS_DataReader_get_statuscondition (PP_array_reader); DDS_StatusCondition_set_enabled_statuses (PP_array_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_array_sc); /* * PP_bseq_msg */ /* Create Topic */ PP_bseq_dt = pingpong_PP_bseq_msgTypeSupport__alloc (); pingpong_PP_bseq_msgTypeSupport_register_type (PP_bseq_dt, dp, "pingpong::PP_bseq_msg"); PP_bseq_topic = DDS_DomainParticipant_create_topic (dp, "PP_bseq_topic", "pingpong::PP_bseq_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_bseq_writer = DDS_Publisher_create_datawriter (p, PP_bseq_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_bseq_reader = DDS_Subscriber_create_datareader (s, PP_bseq_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_bseq_sc = DDS_DataReader_get_statuscondition (PP_bseq_reader); DDS_StatusCondition_set_enabled_statuses (PP_bseq_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_bseq_sc); /* * PP_quit_msg */ /* Create Topic */ PP_quit_dt = pingpong_PP_quit_msgTypeSupport__alloc (); pingpong_PP_quit_msgTypeSupport_register_type (PP_quit_dt, dp, "pingpong::PP_quit_msg"); PP_quit_topic = DDS_DomainParticipant_create_topic (dp, "PP_quit_topic", "pingpong::PP_quit_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_quit_writer = DDS_Publisher_create_datawriter (p, PP_quit_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); for (block = 0; block < nof_blocks ; block++) { while (!finish_flag) { /* * Send Initial message */ timeout_flag = FALSE; switch(topic_id) { case 'm': { /* printf ("PING: sending initial ping_min\n"); */ pingpong_PP_min_msg *PPdata = pingpong_PP_min_msg__alloc (); exp_condition = PP_min_sc; active_handler = &PP_min_handler; PPdata->count = 0; PPdata->block = block; preWriteTime = timeGet (); result = pingpong_PP_min_msgDataWriter_write (PP_min_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 'q': { /* printf ("PING: sending initial ping_seq\n"); */ pingpong_PP_seq_msg *PPdata = pingpong_PP_seq_msg__alloc (); exp_condition = PP_seq_sc; active_handler = &PP_seq_handler; PPdata->count = 0; PPdata->block = block; { int i = 0; PPdata->payload._buffer = pingpong_seq_char_allocbuf(SEQ_PAYLOAD_SIZE); PPdata->payload._length = SEQ_PAYLOAD_SIZE; PPdata->payload._maximum = SEQ_PAYLOAD_SIZE; for (i=0; i<SEQ_PAYLOAD_SIZE; i++) { PPdata->payload._buffer[i] = (char)i; } } preWriteTime = timeGet (); result = pingpong_PP_seq_msgDataWriter_write (PP_seq_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 's': { /* printf ("PING: sending initial ping_string\n"); */ pingpong_PP_string_msg *PPdata = pingpong_PP_string_msg__alloc (); exp_condition = PP_string_sc; active_handler = &PP_string_handler; PPdata->count = 0; PPdata->block = block; PPdata->a_string = DDS_string_alloc (8); strcpy (PPdata->a_string, "a_string"); preWriteTime = timeGet (); result = pingpong_PP_string_msgDataWriter_write (PP_string_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 'f': { /* printf ("PING: sending initial ping_fixed\n"); */ pingpong_PP_fixed_msg *PPdata = pingpong_PP_fixed_msg__alloc (); exp_condition = PP_fixed_sc; active_handler = &PP_fixed_handler; PPdata->count = 0; PPdata->block = block; PPdata->a_bstring = DDS_string_alloc (9); strcpy (PPdata->a_bstring, "a_bstring"); preWriteTime = timeGet (); result = pingpong_PP_fixed_msgDataWriter_write (PP_fixed_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 'a': { /* printf ("PING: sending initial ping_array\n"); */ pingpong_PP_array_msg *PPdata = pingpong_PP_array_msg__alloc (); exp_condition = PP_array_sc; active_handler = &PP_array_handler; PPdata->count = 0; PPdata->block = block; preWriteTime = timeGet (); result = pingpong_PP_array_msgDataWriter_write (PP_array_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 'b': { /* printf ("PING: sending initial ping_bseq_msg\n"); */ pingpong_PP_bseq_msg *PPdata = pingpong_PP_bseq_msg__alloc (); exp_condition = PP_bseq_sc; active_handler = &PP_bseq_handler; PPdata->count = 0; PPdata->block = block; preWriteTime = timeGet (); pingpong_PP_bseq_msgDataWriter_write (PP_bseq_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; case 't': { /* printf ("PING: sending initial ping_quit\n"); */ pingpong_PP_quit_msg *PPdata = pingpong_PP_quit_msg__alloc(); PPdata->quit = TRUE; terminate = TRUE; finish_flag = TRUE; preWriteTime = timeGet (); result = pingpong_PP_quit_msgDataWriter_write (PP_quit_writer, PPdata, DDS_HANDLE_NIL); postWriteTime = timeGet (); DDS_free (PPdata); } break; default: printf("Invalid topic-id\n"); exit(1); } if (!terminate) { roundTripTime = preWriteTime; add_stats (&write_access, 1E6 * timeToReal (timeSub (postWriteTime, preWriteTime))); /* * Wait for response, calculate timing, and send another data if not ready */ while (!(timeout_flag || finish_flag)) { conditionList = DDS_ConditionSeq__alloc(); result = DDS_WaitSet_wait (w, conditionList, &wait_timeout); if (conditionList) { imax = conditionList->_length; if (imax != 0) { for (i = 0; i < imax; i++) { if (conditionList->_buffer[i] == exp_condition) { finish_flag = active_handler (nof_cycles); } else { printf ("PING: unexpected condition triggered: %x\n", (unsigned int)conditionList->_buffer[i]); } } } else { printf ("PING: TIMEOUT - message lost\n"); timeout_flag = TRUE; } DDS_free(conditionList); } else { printf ("PING: TIMEOUT - message lost\n"); timeout_flag = TRUE; } } } } if (!terminate) { finish_flag = FALSE; if (block == 0) { printf ("# PING PONG measurements (in us) \n"); printf ("# Executed at: %s", ctime(&clock)); printf ("# Roundtrip time [us] Write-access time [us] Read-access time [us]\n"); printf ("# Block Count mean min max Count mean min max Count mean min max\n"); } printf ("%6d %10d %6.0f %6.0f %6.0f %10d %6.0f %6.0f %6.0f %10d %6.0f %6.0f %6.0f\n", block, roundtrip.count, roundtrip.average, roundtrip.min, roundtrip.max, write_access.count, write_access.average, write_access.min, write_access.max, read_access.count, read_access.average, read_access.min, read_access.max); fflush (NULL); init_stats (&write_access, "write_access"); init_stats (&read_access, "read_access"); init_stats (&roundtrip, "round_trip"); } } result = DDS_Subscriber_delete_datareader (s, PP_min_reader); result = DDS_Publisher_delete_datawriter (p, PP_min_writer); result = DDS_Subscriber_delete_datareader (s, PP_seq_reader); result = DDS_Publisher_delete_datawriter (p, PP_seq_writer); result = DDS_Subscriber_delete_datareader (s, PP_string_reader); result = DDS_Publisher_delete_datawriter (p, PP_string_writer); result = DDS_Subscriber_delete_datareader (s, PP_fixed_reader); result = DDS_Publisher_delete_datawriter (p, PP_fixed_writer); result = DDS_Subscriber_delete_datareader (s, PP_array_reader); result = DDS_Publisher_delete_datawriter (p, PP_array_writer); result = DDS_Subscriber_delete_datareader (s, PP_bseq_reader); result = DDS_Publisher_delete_datawriter (p, PP_bseq_writer); result = DDS_Publisher_delete_datawriter (p, PP_quit_writer); result = DDS_DomainParticipant_delete_subscriber (dp, s); result = DDS_DomainParticipant_delete_publisher (dp, p); result = DDS_DomainParticipant_delete_topic (dp, PP_min_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_seq_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_string_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_fixed_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_array_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_bseq_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_quit_topic); result = DDS_DomainParticipantFactory_delete_participant (dpf, dp); DDS_free (w); DDS_free (PP_min_dt); DDS_free (PP_seq_dt); DDS_free (PP_string_dt); DDS_free (PP_fixed_dt); DDS_free (PP_array_dt); DDS_free (PP_bseq_dt); DDS_free (PP_quit_dt); DDS_free (dpQos); DDS_free (tQos); DDS_free (dwQos); DDS_free (drQos); return 0; }
int main (int argc, char ** argv) #endif { /* Generic DDS entities */ DDS_DomainParticipantFactory dpf; DDS_DomainParticipant participant; DDS_Topic chatMessageTopic; DDS_Topic nameServiceTopic; DDS_Publisher chatPublisher; /* QosPolicy holders */ DDS_TopicQos *reliable_topic_qos; DDS_TopicQos *setting_topic_qos; DDS_PublisherQos *pub_qos; DDS_DataWriterQos *dw_qos; /* DDS Identifiers */ DDS_DomainId_t domain = NULL; DDS_InstanceHandle_t userHandle; DDS_ReturnCode_t status; /* Type-specific DDS entities */ Chat_ChatMessageTypeSupport chatMessageTS; Chat_NameServiceTypeSupport nameServiceTS; Chat_ChatMessageDataWriter talker; Chat_NameServiceDataWriter nameServer; /* Sample definitions */ Chat_ChatMessage *msg; /* Example on Heap */ Chat_NameService ns; /* Example on Stack */ /* Others */ int ownID = 1; int i; char *chatMessageTypeName = NULL; char *nameServiceTypeName = NULL; char *chatterName = NULL; char *partitionName = NULL; #ifdef INTEGRITY #ifdef CHATTER_QUIT ownID = -1; #else ownID = 1; #endif chatterName = "dds_user"; #else /* Options: Chatter [ownID [name]] */ if (argc > 1) { sscanf(argv[1], "%d", &ownID); if (argc > 2) { chatterName = argv[2]; } } #endif /* Create a DomainParticipantFactory and a DomainParticipant (using Default QoS settings). */ dpf = DDS_DomainParticipantFactory_get_instance (); checkHandle(dpf, "DDS_DomainParticipantFactory_get_instance"); participant = DDS_DomainParticipantFactory_create_participant ( dpf, domain, DDS_PARTICIPANT_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); checkHandle(participant, "DDS_DomainParticipantFactory_create_participant"); /* Register the required datatype for ChatMessage. */ chatMessageTS = Chat_ChatMessageTypeSupport__alloc(); checkHandle(chatMessageTS, "Chat_ChatMessageTypeSupport__alloc"); chatMessageTypeName = Chat_ChatMessageTypeSupport_get_type_name(chatMessageTS); status = Chat_ChatMessageTypeSupport_register_type( chatMessageTS, participant, chatMessageTypeName); checkStatus(status, "Chat_ChatMessageTypeSupport_register_type"); /* Register the required datatype for NameService. */ nameServiceTS = Chat_NameServiceTypeSupport__alloc(); checkHandle(nameServiceTS, "Chat_NameServiceTypeSupport__alloc"); nameServiceTypeName = Chat_NameServiceTypeSupport_get_type_name(nameServiceTS); status = Chat_NameServiceTypeSupport_register_type( nameServiceTS, participant, nameServiceTypeName); checkStatus(status, "Chat_NameServiceTypeSupport_register_type"); /* Set the ReliabilityQosPolicy to RELIABLE. */ reliable_topic_qos = DDS_TopicQos__alloc(); checkHandle(reliable_topic_qos, "DDS_TopicQos__alloc"); status = DDS_DomainParticipant_get_default_topic_qos(participant, reliable_topic_qos); checkStatus(status, "DDS_DomainParticipant_get_default_topic_qos"); reliable_topic_qos->reliability.kind = DDS_RELIABLE_RELIABILITY_QOS; /* Make the tailored QoS the new default. */ status = DDS_DomainParticipant_set_default_topic_qos(participant, reliable_topic_qos); checkStatus(status, "DDS_DomainParticipant_set_default_topic_qos"); /* Use the changed policy when defining the ChatMessage topic */ chatMessageTopic = DDS_DomainParticipant_create_topic( participant, "Chat_ChatMessage", chatMessageTypeName, reliable_topic_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(chatMessageTopic, "DDS_DomainParticipant_create_topic (ChatMessage)"); /* Set the DurabilityQosPolicy to TRANSIENT. */ setting_topic_qos = DDS_TopicQos__alloc(); checkHandle(setting_topic_qos, "DDS_TopicQos__alloc"); status = DDS_DomainParticipant_get_default_topic_qos(participant, setting_topic_qos); checkStatus(status, "DDS_DomainParticipant_get_default_topic_qos"); setting_topic_qos->durability.kind = DDS_TRANSIENT_DURABILITY_QOS; /* Create the NameService Topic. */ nameServiceTopic = DDS_DomainParticipant_create_topic( participant, "Chat_NameService", nameServiceTypeName, setting_topic_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(nameServiceTopic, "DDS_DomainParticipant_create_topic"); /* Adapt the default PublisherQos to write into the "ChatRoom" Partition. */ partitionName = "ChatRoom"; pub_qos = DDS_PublisherQos__alloc(); checkHandle(pub_qos, "DDS_PublisherQos__alloc"); status = DDS_DomainParticipant_get_default_publisher_qos (participant, pub_qos); checkStatus(status, "DDS_DomainParticipant_get_default_publisher_qos"); pub_qos->partition.name._length = 1; pub_qos->partition.name._maximum = 1; pub_qos->partition.name._buffer = DDS_StringSeq_allocbuf (1); checkHandle(pub_qos->partition.name._buffer, "DDS_StringSeq_allocbuf"); pub_qos->partition.name._buffer[0] = DDS_string_alloc ( strlen(partitionName) ); checkHandle(pub_qos->partition.name._buffer[0], "DDS_string_alloc"); strcpy (pub_qos->partition.name._buffer[0], partitionName); /* Create a Publisher for the chatter application. */ chatPublisher = DDS_DomainParticipant_create_publisher(participant, pub_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(chatPublisher, "DDS_DomainParticipant_create_publisher"); /* Create a DataWriter for the ChatMessage Topic (using the appropriate QoS). */ talker = DDS_Publisher_create_datawriter( chatPublisher, chatMessageTopic, DDS_DATAWRITER_QOS_USE_TOPIC_QOS, NULL, DDS_STATUS_MASK_NONE); checkHandle(talker, "DDS_Publisher_create_datawriter (chatMessage)"); /* Create a DataWriter for the NameService Topic (using the appropriate QoS). */ dw_qos = DDS_DataWriterQos__alloc(); checkHandle(dw_qos, "DDS_DataWriterQos__alloc"); status = DDS_Publisher_get_default_datawriter_qos (chatPublisher, dw_qos); checkStatus(status, "DDS_Publisher_get_default_datawriter_qos"); status = DDS_Publisher_copy_from_topic_qos(chatPublisher, dw_qos, setting_topic_qos); checkStatus(status, "DDS_Publisher_copy_from_topic_qos"); dw_qos->writer_data_lifecycle.autodispose_unregistered_instances = FALSE; nameServer = DDS_Publisher_create_datawriter( chatPublisher, nameServiceTopic, dw_qos, NULL, DDS_STATUS_MASK_NONE); checkHandle(nameServer, "DDS_Publisher_create_datawriter (NameService)"); /* Initialize the NameServer attributes located on stack. */ ns.userID = ownID; ns.name = DDS_string_alloc(Chat_MAX_NAME+1); checkHandle(ns.name, "DDS_string_alloc"); if (chatterName) { strncpy (ns.name, chatterName, Chat_MAX_NAME + 1); } else { snprintf(ns.name, Chat_MAX_NAME+1, "Chatter %d", ownID); } /* Write the user-information into the system (registering the instance implicitly). */ status = Chat_NameServiceDataWriter_write(nameServer, &ns, DDS_HANDLE_NIL); checkStatus(status, "Chat_ChatMessageDataWriter_write"); /* Initialize the chat messages on Heap. */ msg = Chat_ChatMessage__alloc(); checkHandle(msg, "Chat_ChatMessage__alloc"); msg->userID = ownID; msg->index = 0; msg->content = DDS_string_alloc(MAX_MSG_LEN); checkHandle(msg->content, "DDS_string_alloc"); if (ownID == TERMINATION_MESSAGE) { snprintf (msg->content, MAX_MSG_LEN, "Termination message."); } else { snprintf (msg->content, MAX_MSG_LEN, "Hi there, I will send you %d more messages.", NUM_MSG); } printf("Writing message: %s\n", msg->content); /* Register a chat message for this user (pre-allocating resources for it!!) */ userHandle = Chat_ChatMessageDataWriter_register_instance(talker, msg); /* Write a message using the pre-generated instance handle. */ status = Chat_ChatMessageDataWriter_write(talker, msg, userHandle); checkStatus(status, "Chat_ChatMessageDataWriter_write"); sleep (1); /* do not run so fast! */ /* Write any number of messages, re-using the existing string-buffer: no leak!!. */ for (i = 1; i <= NUM_MSG && ownID != TERMINATION_MESSAGE; i++) { msg->index = i; snprintf ( msg->content, MAX_MSG_LEN, "Message no. %d", msg->index); printf("Writing message: %s\n", msg->content); status = Chat_ChatMessageDataWriter_write(talker, msg, userHandle); checkStatus(status, "Chat_ChatMessageDataWriter_write"); sleep (1); /* do not run so fast! */ } /* Leave the room by disposing and unregistering the message instance. */ status = Chat_ChatMessageDataWriter_dispose(talker, msg, userHandle); checkStatus(status, "Chat_ChatMessageDataWriter_dispose"); status = Chat_ChatMessageDataWriter_unregister_instance(talker, msg, userHandle); checkStatus(status, "Chat_ChatMessageDataWriter_unregister_instance"); /* Also unregister our name. */ status = Chat_NameServiceDataWriter_unregister_instance(nameServer, &ns, DDS_HANDLE_NIL); checkStatus(status, "Chat_NameServiceDataWriter_unregister_instance"); /* Release the data-samples. */ DDS_free(ns.name); /* ns allocated on stack: explicit de-allocation of indirections!! */ DDS_free(msg); /* msg allocated on heap: implicit de-allocation of indirections!! */ /* Remove the DataWriters */ status = DDS_Publisher_delete_datawriter(chatPublisher, talker); checkStatus(status, "DDS_Publisher_delete_datawriter (talker)"); status = DDS_Publisher_delete_datawriter(chatPublisher, nameServer); checkStatus(status, "DDS_Publisher_delete_datawriter (nameServer)"); /* Remove the Publisher. */ status = DDS_DomainParticipant_delete_publisher(participant, chatPublisher); checkStatus(status, "DDS_DomainParticipant_delete_publisher"); /* Remove the Topics. */ status = DDS_DomainParticipant_delete_topic(participant, nameServiceTopic); checkStatus(status, "DDS_DomainParticipant_delete_topic (nameServiceTopic)"); status = DDS_DomainParticipant_delete_topic(participant, chatMessageTopic); checkStatus(status, "DDS_DomainParticipant_delete_topic (chatMessageTopic)"); /* De-allocate the QoS policies. */ DDS_free(reliable_topic_qos); DDS_free(setting_topic_qos); DDS_free(pub_qos); /* Note that DDS_free recursively de-allocates all indirections as well!! */ /* De-allocate the type-names and TypeSupport objects. */ DDS_free(nameServiceTypeName); DDS_free(chatMessageTypeName); DDS_free(nameServiceTS); DDS_free(chatMessageTS); /* Remove the DomainParticipant. */ status = DDS_DomainParticipantFactory_delete_participant(dpf, participant); checkStatus(status, "DDS_DomainParticipantFactory_delete_participant"); printf("Completed chatter example.\n"); fflush(stdout); return 0; }
int main ( int argc, char *argv[]) { DDS_DomainId_t myDomain = DDS_OBJECT_NIL; DDS_DomainParticipantFactory dpf = DDS_OBJECT_NIL; DDS_DomainParticipant dp = DDS_OBJECT_NIL; DDS_Publisher p = DDS_OBJECT_NIL; DDS_Subscriber s = DDS_OBJECT_NIL; pingpong_PP_min_msgDataWriter PP_min_writer = DDS_OBJECT_NIL; pingpong_PP_seq_msgDataWriter PP_seq_writer = DDS_OBJECT_NIL; pingpong_PP_string_msgDataWriter PP_string_writer = DDS_OBJECT_NIL; pingpong_PP_fixed_msgDataWriter PP_fixed_writer = DDS_OBJECT_NIL; pingpong_PP_array_msgDataWriter PP_array_writer = DDS_OBJECT_NIL; pingpong_PP_bseq_msgDataWriter PP_bseq_writer = DDS_OBJECT_NIL; pingpong_PP_min_msgDataReader PP_min_reader = DDS_OBJECT_NIL; pingpong_PP_seq_msgDataReader PP_seq_reader = DDS_OBJECT_NIL; pingpong_PP_string_msgDataReader PP_string_reader = DDS_OBJECT_NIL; pingpong_PP_fixed_msgDataReader PP_fixed_reader = DDS_OBJECT_NIL; pingpong_PP_array_msgDataReader PP_array_reader = DDS_OBJECT_NIL; pingpong_PP_bseq_msgDataReader PP_bseq_reader = DDS_OBJECT_NIL; pingpong_PP_quit_msgDataReader PP_quit_reader = DDS_OBJECT_NIL; pingpong_PP_min_msgTypeSupport PP_min_dt; pingpong_PP_seq_msgTypeSupport PP_seq_dt; pingpong_PP_string_msgTypeSupport PP_string_dt; pingpong_PP_fixed_msgTypeSupport PP_fixed_dt; pingpong_PP_array_msgTypeSupport PP_array_dt; pingpong_PP_bseq_msgTypeSupport PP_bseq_dt; pingpong_PP_quit_msgTypeSupport PP_quit_dt; DDS_sequence_pingpong_PP_min_msg PP_min_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_seq_msg PP_seq_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_string_msg PP_string_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_fixed_msg PP_fixed_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_array_msg PP_array_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_bseq_msg PP_bseq_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_sequence_pingpong_PP_quit_msg PP_quit_dataList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_StatusCondition PP_min_sc; DDS_StatusCondition PP_seq_sc; DDS_StatusCondition PP_string_sc; DDS_StatusCondition PP_fixed_sc; DDS_StatusCondition PP_array_sc; DDS_StatusCondition PP_bseq_sc; DDS_StatusCondition PP_quit_sc; DDS_Topic PP_min_topic = DDS_OBJECT_NIL; DDS_Topic PP_seq_topic = DDS_OBJECT_NIL; DDS_Topic PP_string_topic = DDS_OBJECT_NIL; DDS_Topic PP_fixed_topic = DDS_OBJECT_NIL; DDS_Topic PP_array_topic = DDS_OBJECT_NIL; DDS_Topic PP_bseq_topic = DDS_OBJECT_NIL; DDS_Topic PP_quit_topic = DDS_OBJECT_NIL; DDS_ConditionSeq *conditionList; DDS_SampleInfoSeq infoList = { 0, 0, DDS_OBJECT_NIL, FALSE }; DDS_WaitSet w; DDS_DomainParticipantQos *dpQos; DDS_TopicQos *tQos; DDS_PublisherQos *pQos; DDS_DataWriterQos *dwQos; DDS_SubscriberQos *sQos; DDS_DataReaderQos *drQos; DDS_boolean terminate = FALSE; DDS_ReturnCode_t result; int i; int imax; int j; int jmax; /* * Evaluate cmdline arguments */ if (argc != 1) { if (argc != 3) { printf ("Invalid.....\n Usage: %s [READ_PARTITION WRITE_PARTITION]\n", argv[0]); exit (1); } read_partition = argv[1]; write_partition = argv[2]; } /* * Create WaitSet */ w = DDS_WaitSet__alloc (); /* * Initialize Qos variables */ dpQos = DDS_DomainParticipantQos__alloc(); tQos = DDS_TopicQos__alloc(); pQos = DDS_PublisherQos__alloc(); dwQos = DDS_DataWriterQos__alloc(); sQos = DDS_SubscriberQos__alloc(); drQos = DDS_DataReaderQos__alloc(); /* * Initialize condition list */ conditionList = NULL; /* * Create participant */ dpf = DDS_DomainParticipantFactory_get_instance (); dp = DDS_DomainParticipantFactory_create_participant (dpf, myDomain, DDS_PARTICIPANT_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); if (dp == DDS_OBJECT_NIL) { printf ("%s PONG: ERROR - Splice Daemon not running\n", argv[0]); exit(1); } /* * Create PONG publisher */ DDS_DomainParticipant_get_default_publisher_qos (dp, pQos); pQos->partition.name._length = 1; pQos->partition.name._maximum = 1; pQos->partition.name._buffer = DDS_StringSeq_allocbuf (1); pQos->partition.name._buffer[0] = DDS_string_alloc (strlen (write_partition) + 1); strcpy (pQos->partition.name._buffer[0], write_partition); p = DDS_DomainParticipant_create_publisher (dp, pQos, NULL, DDS_STATUS_MASK_NONE); DDS_free (pQos); /* * Create PING subscriber */ DDS_DomainParticipant_get_default_subscriber_qos (dp, sQos); sQos->partition.name._length = 1; sQos->partition.name._maximum = 1; sQos->partition.name._buffer = DDS_StringSeq_allocbuf (1); sQos->partition.name._buffer[0] = DDS_string_alloc (strlen (read_partition) + 1); strcpy (sQos->partition.name._buffer[0], read_partition); s = DDS_DomainParticipant_create_subscriber (dp, sQos, NULL, DDS_STATUS_MASK_NONE); DDS_free (sQos); /* * PP_min_msg */ /* Create Topic */ PP_min_dt = pingpong_PP_min_msgTypeSupport__alloc (); pingpong_PP_min_msgTypeSupport_register_type (PP_min_dt, dp, "pingpong::PP_min_msg"); PP_min_topic = DDS_DomainParticipant_create_topic (dp, "PP_min_topic", "pingpong::PP_min_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_min_writer = DDS_Publisher_create_datawriter (p, PP_min_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_min_reader = DDS_Subscriber_create_datareader (s, PP_min_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_min_sc = DDS_DataReader_get_statuscondition (PP_min_reader); DDS_StatusCondition_set_enabled_statuses (PP_min_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_min_sc); /* * PP_seq_msg */ /* Create Topic */ PP_seq_dt = pingpong_PP_seq_msgTypeSupport__alloc (); pingpong_PP_seq_msgTypeSupport_register_type (PP_seq_dt, dp, "pingpong::PP_seq_msg"); PP_seq_topic = DDS_DomainParticipant_create_topic (dp, "PP_seq_topic", "pingpong::PP_seq_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_seq_writer = DDS_Publisher_create_datawriter (p, PP_seq_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_seq_reader = DDS_Subscriber_create_datareader (s, PP_seq_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_seq_sc = DDS_DataReader_get_statuscondition (PP_seq_reader); DDS_StatusCondition_set_enabled_statuses (PP_seq_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_seq_sc); /* * PP_string_msg */ /* Create Topic */ PP_string_dt = pingpong_PP_string_msgTypeSupport__alloc (); pingpong_PP_string_msgTypeSupport_register_type (PP_string_dt, dp, "pingpong::PP_string_msg"); PP_string_topic = DDS_DomainParticipant_create_topic (dp, "PP_string_topic", "pingpong::PP_string_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_string_writer = DDS_Publisher_create_datawriter (p, PP_string_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_string_reader = DDS_Subscriber_create_datareader (s, PP_string_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_string_sc = DDS_DataReader_get_statuscondition (PP_string_reader); DDS_StatusCondition_set_enabled_statuses (PP_string_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_string_sc); /* * PP_fixed_msg */ /* Create Topic */ PP_fixed_dt = pingpong_PP_fixed_msgTypeSupport__alloc (); pingpong_PP_fixed_msgTypeSupport_register_type (PP_fixed_dt, dp, "pingpong::PP_fixed_msg"); PP_fixed_topic = DDS_DomainParticipant_create_topic (dp, "PP_fixed_topic", "pingpong::PP_fixed_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_fixed_writer = DDS_Publisher_create_datawriter (p, PP_fixed_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_fixed_reader = DDS_Subscriber_create_datareader (s, PP_fixed_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_fixed_sc = DDS_DataReader_get_statuscondition (PP_fixed_reader); DDS_StatusCondition_set_enabled_statuses (PP_fixed_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_fixed_sc); /* * PP_array_msg */ /* Create Topic */ PP_array_dt = pingpong_PP_array_msgTypeSupport__alloc (); pingpong_PP_array_msgTypeSupport_register_type (PP_array_dt, dp, "pingpong::PP_array_msg"); PP_array_topic = DDS_DomainParticipant_create_topic (dp, "PP_array_topic", "pingpong::PP_array_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_array_writer = DDS_Publisher_create_datawriter (p, PP_array_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_array_reader = DDS_Subscriber_create_datareader (s, PP_array_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_array_sc = DDS_DataReader_get_statuscondition (PP_array_reader); DDS_StatusCondition_set_enabled_statuses (PP_array_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_array_sc); /* * PP_bseq_msg */ /* Create Topic */ PP_bseq_dt = pingpong_PP_bseq_msgTypeSupport__alloc (); pingpong_PP_bseq_msgTypeSupport_register_type (PP_bseq_dt, dp, "pingpong::PP_bseq_msg"); PP_bseq_topic = DDS_DomainParticipant_create_topic (dp, "PP_bseq_topic", "pingpong::PP_bseq_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datawriter */ PP_bseq_writer = DDS_Publisher_create_datawriter (p, PP_bseq_topic, DDS_DATAWRITER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_bseq_reader = DDS_Subscriber_create_datareader (s, PP_bseq_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_bseq_sc = DDS_DataReader_get_statuscondition (PP_bseq_reader); DDS_StatusCondition_set_enabled_statuses (PP_bseq_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_bseq_sc); /* * PP_quit_msg */ /* Create Topic */ PP_quit_dt = pingpong_PP_quit_msgTypeSupport__alloc (); pingpong_PP_quit_msgTypeSupport_register_type (PP_quit_dt, dp, "pingpong::PP_quit_msg"); PP_quit_topic = DDS_DomainParticipant_create_topic (dp, "PP_quit_topic", "pingpong::PP_quit_msg", DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Create datareader */ PP_quit_reader = DDS_Subscriber_create_datareader (s, PP_quit_topic, DDS_DATAREADER_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); /* Add datareader statuscondition to waitset */ PP_quit_sc = DDS_DataReader_get_statuscondition (PP_quit_reader); DDS_StatusCondition_set_enabled_statuses (PP_quit_sc, DDS_DATA_AVAILABLE_STATUS); result = DDS_WaitSet_attach_condition (w, PP_quit_sc); while (!terminate) { DDS_Duration_t wait_timeout = DDS_DURATION_INFINITE; /* printf ("PONG: waiting for PING\n"); */ conditionList = DDS_ConditionSeq__alloc(); result = DDS_WaitSet_wait (w, conditionList, &wait_timeout); if (result == DDS_RETCODE_OK) { imax = conditionList->_length; for (i = 0; i < imax; i++) { if (conditionList->_buffer[i] == PP_min_sc) { /* printf ("PONG: PING_min arrived\n"); */ result = pingpong_PP_min_msgDataReader_take (PP_min_reader, &PP_min_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_min_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_min_msgDataWriter_write (PP_min_writer, &PP_min_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_min_msgDataReader_return_loan (PP_min_reader, &PP_min_dataList, &infoList); } else { printf ("PONG: PING_min triggered, but no data available\n"); } } else if (conditionList->_buffer[i] == PP_seq_sc) { /* printf ("PONG: PING_seq arrived\n"); */ result = pingpong_PP_seq_msgDataReader_take (PP_seq_reader, &PP_seq_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_seq_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_seq_msgDataWriter_write (PP_seq_writer, &PP_seq_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_seq_msgDataReader_return_loan (PP_seq_reader, &PP_seq_dataList, &infoList); } else { printf ("PONG: PING_seq triggered, but no data available\n"); } } else if (conditionList->_buffer[i] == PP_string_sc) { /* printf ("PONG: PING_string arrived\n"); */ result = pingpong_PP_string_msgDataReader_take (PP_string_reader, &PP_string_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_string_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_string_msgDataWriter_write (PP_string_writer, &PP_string_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_string_msgDataReader_return_loan (PP_string_reader, &PP_string_dataList, &infoList); } else { printf ("PONG: PING_string triggered, but no data available\n"); exit(1); } } else if (conditionList->_buffer[i] == PP_fixed_sc) { /* printf ("PONG: PING_fixed arrived\n"); */ result = pingpong_PP_fixed_msgDataReader_take (PP_fixed_reader, &PP_fixed_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_fixed_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_fixed_msgDataWriter_write (PP_fixed_writer, &PP_fixed_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_fixed_msgDataReader_return_loan (PP_fixed_reader, &PP_fixed_dataList, &infoList); } else { printf ("PONG: PING_fixed triggered, but no data available\n"); } } else if (conditionList->_buffer[i] == PP_array_sc) { /* printf ("PONG: PING_array arrived\n"); */ result = pingpong_PP_array_msgDataReader_take (PP_array_reader, &PP_array_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_array_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_array_msgDataWriter_write (PP_array_writer, &PP_array_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_array_msgDataReader_return_loan (PP_array_reader, &PP_array_dataList, &infoList); } else { printf ("PONG: PING_array triggered, but no data available\n"); } } else if (conditionList->_buffer[i] == PP_bseq_sc) { /* printf ("PONG: PING_bseq arrived\n"); */ result = pingpong_PP_bseq_msgDataReader_take (PP_bseq_reader, &PP_bseq_dataList, &infoList, DDS_LENGTH_UNLIMITED, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_bseq_dataList._length; if (jmax != 0) { for (j = 0; j < jmax; j++) { if (infoList._buffer[j].valid_data) { result = pingpong_PP_bseq_msgDataWriter_write (PP_bseq_writer, &PP_bseq_dataList._buffer[j], DDS_HANDLE_NIL); } } result = pingpong_PP_bseq_msgDataReader_return_loan (PP_bseq_reader, &PP_bseq_dataList, &infoList); } else { printf ("PONG: PING_bseq triggered, but no data available\n"); } } else if (conditionList->_buffer[i] == PP_quit_sc) { /* printf ("PONG: PING_quit arrived\n"); */ result = pingpong_PP_quit_msgDataReader_take (PP_quit_reader, &PP_quit_dataList, &infoList, 1, DDS_ANY_SAMPLE_STATE, DDS_ANY_VIEW_STATE, DDS_ANY_INSTANCE_STATE); jmax = PP_quit_dataList._length; if (jmax != 0) { if (PP_quit_dataList._buffer[0].quit) { terminate = TRUE; } result = pingpong_PP_quit_msgDataReader_return_loan (PP_quit_reader, &PP_quit_dataList, &infoList); } else { printf ("PONG: PING_quit triggered, but no data available\n"); } } else { printf ("PONG: unknown condition triggered: %x\n", (unsigned int)conditionList->_buffer[i]); } } } else { if (result == DDS_RETCODE_ALREADY_DELETED) { terminate = TRUE; } printf ("PONG: wait returned not ok: %d\n", result); } DDS_free(conditionList); } result = DDS_Subscriber_delete_datareader (s, PP_min_reader); result = DDS_Publisher_delete_datawriter (p, PP_min_writer); result = DDS_Subscriber_delete_datareader (s, PP_seq_reader); result = DDS_Publisher_delete_datawriter (p, PP_seq_writer); result = DDS_Subscriber_delete_datareader (s, PP_string_reader); result = DDS_Publisher_delete_datawriter (p, PP_string_writer); result = DDS_Subscriber_delete_datareader (s, PP_fixed_reader); result = DDS_Publisher_delete_datawriter (p, PP_fixed_writer); result = DDS_Subscriber_delete_datareader (s, PP_array_reader); result = DDS_Publisher_delete_datawriter (p, PP_array_writer); result = DDS_Subscriber_delete_datareader (s, PP_bseq_reader); result = DDS_Publisher_delete_datawriter (p, PP_bseq_writer); result = DDS_Subscriber_delete_datareader (s, PP_quit_reader); result = DDS_DomainParticipant_delete_subscriber (dp, s); result = DDS_DomainParticipant_delete_publisher (dp, p); result = DDS_DomainParticipant_delete_topic (dp, PP_min_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_seq_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_string_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_fixed_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_array_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_bseq_topic); result = DDS_DomainParticipant_delete_topic (dp, PP_quit_topic); result = DDS_DomainParticipantFactory_delete_participant (dpf, dp); DDS_free (w); DDS_free (PP_min_dt); DDS_free (PP_seq_dt); DDS_free (PP_string_dt); DDS_free (PP_fixed_dt); DDS_free (PP_array_dt); DDS_free (PP_bseq_dt); DDS_free (PP_quit_dt); DDS_free (dpQos); DDS_free (tQos); DDS_free (dwQos); DDS_free (drQos); return 0; }
int main ( int argc, char *argv[]) { DDS_DomainParticipantFactory dpf; DDS_DomainParticipant dp; DDS_DomainId_t domain = DDS_DOMAIN_ID_DEFAULT; DDS_ReturnCode_t status; Chat_ChatMessageTypeSupport chatMessageTS; DDS_Topic chatMessageTopic; char *chatMessageTypeName; /* Create a DomainParticipantFactory and a DomainParticipant */ /* (using Default QoS settings). */ dpf = DDS_DomainParticipantFactory_get_instance(); if (!dpf) { printf("Creating ParticipantFactory failed!!\n"); exit(-1); } printf("Created ParticipantFactory.\n"); dp = DDS_DomainParticipantFactory_create_participant ( dpf, domain, DDS_PARTICIPANT_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); if (!dp) { printf("Creating Participant failed!!\n"); exit(-1); } printf("Created Participant.\n"); /* Register the required data type for ChatMessage. */ chatMessageTS = Chat_ChatMessageTypeSupport__alloc(); if (!chatMessageTS) { printf ("Allocating TypeSupport failed!!\n"); exit(-1); }; chatMessageTypeName = Chat_ChatMessageTypeSupport_get_type_name(chatMessageTS); status = Chat_ChatMessageTypeSupport_register_type( chatMessageTS, dp, chatMessageTypeName); if (status != DDS_RETCODE_OK) { printf("Registering data type failed. Status = %d\n", status); exit(-1); }; printf("Registered data type.\n"); /*Create the ChatMessage topic */ chatMessageTopic = DDS_DomainParticipant_create_topic( dp, "Chat_ChatMessage", chatMessageTypeName, DDS_TOPIC_QOS_DEFAULT, NULL, DDS_STATUS_MASK_NONE); if (!chatMessageTopic) { printf("Creating ChatMessage topic failed!!\n"); exit(-1); }; printf("Created ChatMessage topic.\n"); DDS_PublisherQos *pub_qos; DDS_DataWriterQos *dw_qos; DDS_Publisher chatPublisher; Chat_ChatMessageDataWriter talker; Chat_NameServiceDataWriter nameServer; char *partitionName = NULL; DDS_Topic nameServiceTopic; /* Adapt the default PublisherQos to write into the "ChatRoom" Partition. */ partitionName = "ChatRoom"; pub_qos = DDS_PublisherQos__alloc(); if (!pub_qos) { printf("Allocating PublisherQos failed!!\n"); exit(-1); } status = DDS_DomainParticipant_get_default_publisher_qos ( dp, pub_qos); if (status != DDS_RETCODE_OK) { printf("Getting default publisher qos failed!!\n"); exit(-1); } pub_qos->partition.name._length = 1; pub_qos->partition.name._maximum = 1; pub_qos->partition.name._buffer = DDS_StringSeq_allocbuf (1); if (!pub_qos->partition.name._buffer) { printf("Allocating partition name failed!!\n"); exit(-1); } pub_qos->partition.name._buffer[0] = DDS_string_alloc ( strlen(partitionName)); if (!pub_qos->partition.name._buffer[0]) { printf("Allocating partition name failed!!\n"); exit(-1); } strcpy (pub_qos->partition.name._buffer[0], partitionName); /* Create a Publisher for the chatter application. */ chatPublisher = DDS_DomainParticipant_create_publisher( dp, pub_qos, NULL, DDS_STATUS_MASK_NONE); if (!chatPublisher) { printf("Creating publisher failed!!\n"); exit(-1); } printf("Created publisher.\n"); /* Create a DataWriter for the ChatMessage Topic (using the appropriate QoS). */ talker = DDS_Publisher_create_datawriter( chatPublisher, chatMessageTopic, DDS_DATAWRITER_QOS_USE_TOPIC_QOS, NULL, DDS_STATUS_MASK_NONE); if (!talker) { printf("Creating datawriter failed!!\n"); exit(-1); } printf("Created datawriter.\n"); // Initialize message int ownID = 0; Chat_ChatMessage *msg; msg = Chat_ChatMessage__alloc(); //checkHandle(msg, "Chat_ChatMessage__alolc"); msg->userID = ownID; msg->index = 0; msg->content = DDS_string_alloc(MAX_MSG_LEN); //checkHandle(msg->content, "DDS_string_alloc"); snprintf(msg->content, MAX_MSG_LEN, "hello world"); // register a chat message DDS_InstanceHandle_t userHandle; userHandle = Chat_ChatMessageDataWriter_register_instance(talker, msg); Chat_NameService ns; ns.userID = ownID; ns.name = DDS_string_alloc(Chat_MAX_NAME+1); //checkHandle(ns.name, "DDS_string_alloc"); char *chatterName; if (chatterName) { strncpy(ns.name, chatterName, Chat_MAX_NAME + 1); } else { snprintf(ns.name, Chat_MAX_NAME+1, "Chatter %d", ownID); } // Write user information status = Chat_NameServiceDataWriter_write(nameServer, &ns, DDS_HANDLE_NIL); //checkStatus(status, "Chat_ChatMessageDataWriter_write"); // Write a message status = Chat_ChatMessageDataWriter_write(talker, msg, userHandle); // checkStatus(status, "Chat_ChatMessageDataWriter_write"); // pause sleep(1); int i = 0; for (i = 1; i < 6; ++i) { msg->index = i; snprintf(msg->content, MAX_MSG_LEN, "Message number: %d", msg->index); status = Chat_ChatMessageDataWriter_write(talker, msg, userHandle); // checkStatus(status, "Chat_ChatMessageDataWriter_write"); sleep(1); } /* Remove the DataWriters */ status = DDS_Publisher_delete_datawriter(chatPublisher, talker); if (status != DDS_RETCODE_OK) { printf("Deleting datawriter failed!!\n"); exit(-1); } printf("Deleted datawriter.\n"); /*status = DDS_Publisher_delete_datawriter( chatPublisher, nameServer); if (status != DDS_RETCODE_OK) { printf("Deleting datawriter (NameService) failed!!\n"); exit(-1); } printf("Deleted datawriter (NameService).\n");*/ /* Remove the Publisher. */ status = DDS_DomainParticipant_delete_publisher( dp, chatPublisher); if (status != DDS_RETCODE_OK) { printf("Deleting publisher failed!!\n"); exit(-1); } /* De-allocate the PublisherQoS holder. */ DDS_free(pub_qos); // Note that DDS_free recursively // de-allocates all indirections!! printf("Deleted publisher.\n"); /* Deleting the Topic. */ status = DDS_DomainParticipant_delete_topic( dp, chatMessageTopic); if (status != DDS_RETCODE_OK) { printf("Deleting topic failed. Status = %d\n", status); exit(-1); }; printf("Deleted ChatMessage topic.\n"); /* Deleting the DomainParticipant */ status = DDS_DomainParticipantFactory_delete_participant( dpf, dp); if (status != DDS_RETCODE_OK) { printf("Deleting participant failed. Status = %d\n", status); exit(-1); }; printf("Deleted Participant.\n"); /* Everything is fine, return normally. */ return 0; };