Micro-XRCE-DDS-Client/examples/Deployment/configurator_client.c

307 lines
9.6 KiB
C

// Copyright 2017 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <uxr/client/client.h>
#include <stdio.h>
#include <string.h> //strcmp
#include <stdlib.h> //atoi
#define STREAM_HISTORY 8
#define BUFFER_SIZE UXR_CONFIG_UDP_TRANSPORT_MTU* STREAM_HISTORY
#define ACTION_CREATE 1
#define ACTION_DELETE 2
#define TARGET_PUBLISHER 1 << 8
#define TARGET_SUBSCRIBER 2 << 8
static void on_status(
uxrSession* session,
uxrObjectId object_id,
uint16_t request_id,
uint8_t status,
void* args);
static void create_publisher(
uxrSession* session,
uint16_t ids);
static void create_subscriber(
uxrSession* session,
uint16_t ids);
static void delete_publisher(
uxrSession* session,
uint16_t ids);
static void delete_subscriber(
uxrSession* session,
uint16_t ids);
static void wait_status(
uxrSession* session,
uint16_t* requests);
int main(
int args,
char** argv)
{
// Check args
uint32_t key = 0;
int create_delete = 0;
int pub_sub = 0;
uint16_t ids = 0;
if (args == 7)
{
key = atoi(argv[2]);
if (0 == strcmp(argv[3], "create"))
{
create_delete = ACTION_CREATE;
}
else if (0 == strcmp(argv[3], "delete"))
{
create_delete = ACTION_DELETE;
}
if (0 == strcmp(argv[4], "pub"))
{
pub_sub = TARGET_PUBLISHER;
}
else if (0 == strcmp(argv[4], "sub"))
{
pub_sub = TARGET_SUBSCRIBER;
}
ids = atoi(argv[6]);
}
if (args < 5 || 0 == strcmp("-h", argv[1]) || 0 == strcmp("--help", argv[1])
|| 0 != strcmp("--key", argv[1]) || 0 != strcmp("--id", argv[5])
|| 0 == atoi(argv[2]) || 0 == atoi(argv[6])
|| !create_delete || !pub_sub)
{
printf("usage: program [-h | --help] | --key <number> <'create'/'delete'> <'pub'/'sub'> --id <id>]\n");
return 0;
}
// Transport
uxrUDPTransport transport;
if (!uxr_init_udp_transport(&transport, UXR_IPv4, "127.0.0.1", "2018"))
{
printf("Error at create transport.\n");
return 1;
}
// Session
uxrSession session;
uxr_init_session(&session, &transport.comm, key);
uxr_set_status_callback(&session, on_status, NULL);
if (!uxr_create_session(&session))
{
printf("Error at create session.\n");
return 1;
}
// Streams
uint8_t output_reliable_stream_buffer[BUFFER_SIZE];
uxr_create_output_reliable_stream(&session, output_reliable_stream_buffer, BUFFER_SIZE, STREAM_HISTORY);
uint8_t input_reliable_stream_buffer[BUFFER_SIZE];
uxr_create_input_reliable_stream(&session, input_reliable_stream_buffer, BUFFER_SIZE, STREAM_HISTORY);
switch (create_delete | pub_sub)
{
case ACTION_CREATE | TARGET_PUBLISHER:
create_publisher(&session, ids);
break;
case ACTION_CREATE | TARGET_SUBSCRIBER:
create_subscriber(&session, ids);
break;
case ACTION_DELETE | TARGET_PUBLISHER:
delete_publisher(&session, ids);
break;
case ACTION_DELETE | TARGET_SUBSCRIBER:
delete_subscriber(&session, ids);
break;
}
uxr_close_udp_transport(&transport);
return 0;
}
void create_publisher(
uxrSession* session,
uint16_t id)
{
uxrStreamId output = uxr_stream_id(0, UXR_RELIABLE_STREAM, UXR_OUTPUT_STREAM);
uxrObjectId participant_id = uxr_object_id(id, UXR_PARTICIPANT_ID);
const char* participant_xml = "<dds>"
"<participant>"
"<rtps>"
"<name>default_xrce_participant</name>"
"</rtps>"
"</participant>"
"</dds>";
uint16_t participant_req =
uxr_buffer_create_participant_xml(session, output, participant_id, 0, participant_xml, 0);
uxrObjectId topic_id = uxr_object_id(id, UXR_TOPIC_ID);
const char* topic_xml = "<dds>"
"<topic>"
"<name>HelloWorldTopic</name>"
"<dataType>HelloWorld</dataType>"
"</topic>"
"</dds>";
uint16_t topic_req = uxr_buffer_create_topic_xml(session, output, topic_id, participant_id, topic_xml, 0);
uxrObjectId publisher_id = uxr_object_id(id, UXR_PUBLISHER_ID);
const char* publisher_xml = "";
uint16_t publisher_req = uxr_buffer_create_publisher_xml(session, output, publisher_id, participant_id,
publisher_xml, 0);
uxrObjectId datawriter_id = uxr_object_id(id, UXR_DATAWRITER_ID);
const char* datawriter_xml = "<dds>"
"<data_writer>"
"<topic>"
"<kind>NO_KEY</kind>"
"<name>HelloWorldTopic</name>"
"<dataType>HelloWorld</dataType>"
"</topic>"
"</data_writer>"
"</dds>";
uint16_t datawriter_req = uxr_buffer_create_datawriter_xml(session, output, datawriter_id, publisher_id,
datawriter_xml, 0);
uint16_t requests[4] = {
participant_req, topic_req, publisher_req, datawriter_req
};
wait_status(session, requests);
}
void create_subscriber(
uxrSession* session,
uint16_t id)
{
uxrStreamId output = uxr_stream_id(0, UXR_RELIABLE_STREAM, UXR_OUTPUT_STREAM);
uxrObjectId participant_id = uxr_object_id(id, UXR_PARTICIPANT_ID);
const char* participant_xml = "<dds>"
"<participant>"
"<rtps>"
"<name>default_xrce_participant</name>"
"</rtps>"
"</participant>"
"</dds>";
uint16_t participant_req =
uxr_buffer_create_participant_xml(session, output, participant_id, 0, participant_xml, 0);
uxrObjectId topic_id = uxr_object_id(id, UXR_TOPIC_ID);
const char* topic_xml = "<dds>"
"<topic>"
"<name>HelloWorldTopic</name>"
"<dataType>HelloWorld</dataType>"
"</topic>"
"</dds>";
uint16_t topic_req = uxr_buffer_create_topic_xml(session, output, topic_id, participant_id, topic_xml, 0);
uxrObjectId subscriber_id = uxr_object_id(id, UXR_SUBSCRIBER_ID);
const char* subscriber_xml = "";
uint16_t subscriber_req = uxr_buffer_create_subscriber_xml(session, output, subscriber_id, participant_id,
subscriber_xml, 0);
uxrObjectId datareader_id = uxr_object_id(id, UXR_DATAREADER_ID);
const char* datareader_xml = "<dds>"
"<data_reader>"
"<topic>"
"<kind>NO_KEY</kind>"
"<name>HelloWorldTopic</name>"
"<dataType>HelloWorld</dataType>"
"</topic>"
"</data_reader>"
"</dds>";
uint16_t datareader_req = uxr_buffer_create_datareader_xml(session, output, datareader_id, subscriber_id,
datareader_xml, 0);
uint16_t requests[4] = {
participant_req, topic_req, subscriber_req, datareader_req
};
wait_status(session, requests);
}
void delete_publisher(
uxrSession* session,
uint16_t id)
{
uxrStreamId output = uxr_stream_id(0, UXR_RELIABLE_STREAM, UXR_OUTPUT_STREAM);
uint16_t datawriter_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_DATAWRITER_ID));
uint16_t publisher_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_PUBLISHER_ID));
uint16_t topic_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_TOPIC_ID));
uint16_t participant_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_PARTICIPANT_ID));
uint16_t requests[4] = {
participant_req, topic_req, publisher_req, datawriter_req
};
wait_status(session, requests);
}
void delete_subscriber(
uxrSession* session,
uint16_t id)
{
uxrStreamId output = uxr_stream_id(0, UXR_RELIABLE_STREAM, UXR_OUTPUT_STREAM);
uint16_t datareader_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_DATAREADER_ID));
uint16_t subscriber_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_SUBSCRIBER_ID));
uint16_t topic_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_TOPIC_ID));
uint16_t participant_req = uxr_buffer_delete_entity(session, output, uxr_object_id(id, UXR_PARTICIPANT_ID));
uint16_t requests[4] = {
participant_req, topic_req, subscriber_req, datareader_req
};
wait_status(session, requests);
}
void wait_status(
uxrSession* session,
uint16_t* requests)
{
uint8_t status[4];
if (uxr_run_session_until_all_status(session, 3000, requests, status, 4))
{
printf("Ok\n");
}
else
{
printf("Error at entities\n");
}
}
void on_status(
uxrSession* session,
uxrObjectId object_id,
uint16_t request_id,
uint8_t status,
void* args)
{
(void) session; (void) request_id; (void) args;
if (status != UXR_STATUS_OK && status != UXR_STATUS_OK_MATCHED)
{
printf("Status error: 0x%02X at entity id '%u' of object type '%u'\n", status, object_id.id, object_id.type);
}
}