#include #include #include #include #include #include static int run = -1; static int sent_mid = -1; void on_connect(struct mosquitto *mosq, void *obj, int rc) { int rc2; mosquitto_property *proplist = NULL; if(rc){ exit(1); }else{ rc2 = mosquitto_property_add_byte(&proplist, MQTT_PROP_PAYLOAD_FORMAT_INDICATOR, 1); mosquitto_publish_v5(mosq, &sent_mid, "prop/qos0", strlen("message"), "message", 0, false, proplist); mosquitto_property_free_all(&proplist); } } void on_publish(struct mosquitto *mosq, void *obj, int mid) { if(mid == sent_mid){ mosquitto_disconnect(mosq); run = 0; }else{ exit(1); } } int main(int argc, char *argv[]) { int rc; int tmp; struct mosquitto *mosq; int port = atoi(argv[1]); mosquitto_lib_init(); mosq = mosquitto_new("prop-test", true, NULL); mosquitto_connect_callback_set(mosq, on_connect); mosquitto_publish_callback_set(mosq, on_publish); tmp = MQTT_PROTOCOL_V5; mosquitto_opts_set(mosq, MOSQ_OPT_PROTOCOL_VERSION, &tmp); rc = mosquitto_connect(mosq, "localhost", port, 60); while(run == -1){ rc = mosquitto_loop(mosq, -1, 1); } mosquitto_lib_cleanup(); return run; }