int main(int argc, char** argv) { int rc = 0; if (argc < 2) usage(); char* topic = argv[1]; if (strchr(topic, '#') || strchr(topic, '+')) opts.showtopics = 1; if (opts.showtopics) printf("topic is %s\n", topic); getopts(argc, argv); IPStack ipstack = IPStack(); MQTT::Client<IPStack, Countdown, 1000> client = MQTT::Client<IPStack, Countdown, 1000>(ipstack); signal(SIGINT, cfinish); signal(SIGTERM, cfinish); MQTTPacket_connectData data = MQTTPacket_connectData_initializer; data.willFlag = 0; data.MQTTVersion = 3; data.clientID.cstring = opts.clientid; data.username.cstring = opts.username; data.password.cstring = opts.password; data.keepAliveInterval = 10; data.cleansession = 1; printf("will flag %d\n", data.willFlag); myconnect(ipstack, client, data); rc = client.subscribe(topic, opts.qos, messageArrived); printf("Subscribed %d\n", rc); while (!toStop) { client.yield(1000); //if (!client.isconnected) // myconnect(ipstack, client, data); } printf("Stopping\n"); rc = client.disconnect(); ipstack.disconnect(); return 0; }
int main(int argc, char* argv[]) { IPStack ipstack = IPStack(); float version = 0.3; const char* topic = "mbed-sample"; printf("Version is %f\n", version); MQTT::Client<IPStack, Countdown> client = MQTT::Client<IPStack, Countdown>(ipstack); client.setConnectionLostHandler(connect); MQTT::Client<IPStack, Countdown>::connectionLostInfo info = {&client, &ipstack}; int rc = connect(&info); rc = client.subscribe(topic, MQTT::QOS2, messageArrived); if (rc != 0) printf("rc from MQTT subscribe is %d\n", rc); MQTT::Message message; // QoS 0 char buf[100]; sprintf(buf, "Hello World! QoS 0 message from app version %f", version); message.qos = MQTT::QOS0; message.retained = false; message.dup = false; message.payload = (void*)buf; message.payloadlen = strlen(buf)+1; rc = client.publish(topic, &message); while (arrivedcount == 0) client.yield(100); // QoS 1 printf("Now QoS 1\n"); sprintf(buf, "Hello World! QoS 1 message from app version %f", version); message.qos = MQTT::QOS1; message.payloadlen = strlen(buf)+1; rc = client.publish(topic, &message); while (arrivedcount == 1) client.yield(100); // QoS 2 sprintf(buf, "Hello World! QoS 2 message from app version %f", version); message.qos = MQTT::QOS2; message.payloadlen = strlen(buf)+1; rc = client.publish(topic, &message); while (arrivedcount == 2) client.yield(100); rc = client.unsubscribe(topic); if (rc != 0) printf("rc from unsubscribe was %d\n", rc); rc = client.disconnect(); if (rc != 0) printf("rc from disconnect was %d\n", rc); ipstack.disconnect(); printf("Finishing with %d messages received\n", arrivedcount); return 0; }