mosquittopp::mosquittopp(const char *id, bool clean_session)
{
m_mosq = mosquitto_new(id, clean_session, this);
mosquitto_connect_callback_set(m_mosq, on_connect_wrapper);
mosquitto_connect_with_flags_callback_set(m_mosq, on_connect_with_flags_wrapper);
mosquitto_disconnect_callback_set(m_mosq, on_disconnect_wrapper);
mosquitto_publish_callback_set(m_mosq, on_publish_wrapper);
mosquitto_message_callback_set(m_mosq, on_message_wrapper);
mosquitto_subscribe_callback_set(m_mosq, on_subscribe_wrapper);
mosquitto_unsubscribe_callback_set(m_mosq, on_unsubscribe_wrapper);
mosquitto_log_callback_set(m_mosq, on_log_wrapper);
}
int mosquittopp::reinitialise(const char *id, bool clean_session)
{
int rc;
rc = mosquitto_reinitialise(m_mosq, id, clean_session, this);
if(rc == MOSQ_ERR_SUCCESS){
mosquitto_connect_callback_set(m_mosq, on_connect_wrapper);
mosquitto_connect_with_flags_callback_set(m_mosq, on_connect_with_flags_wrapper);
mosquitto_disconnect_callback_set(m_mosq, on_disconnect_wrapper);
mosquitto_publish_callback_set(m_mosq, on_publish_wrapper);
mosquitto_message_callback_set(m_mosq, on_message_wrapper);
mosquitto_subscribe_callback_set(m_mosq, on_subscribe_wrapper);
mosquitto_unsubscribe_callback_set(m_mosq, on_unsubscribe_wrapper);
mosquitto_log_callback_set(m_mosq, on_log_wrapper);
}
return rc;
}
int main(int argc, char *argv[])
{
struct mosq_config cfg;
int rc;
#ifndef WIN32
struct sigaction sigact;
#endif
memset(&cfg, 0, sizeof(struct mosq_config));
rc = client_config_load(&cfg, CLIENT_SUB, argc, argv);
if(rc){
client_config_cleanup(&cfg);
if(rc == 2){
/* --help */
print_usage();
}else{
fprintf(stderr, "\nUse 'mosquitto_sub --help' to see usage.\n");
}
return 1;
}
if(cfg.no_retain && cfg.retained_only){
fprintf(stderr, "\nError: Combining '-R' and '--retained-only' makes no sense.\n");
return 1;
}
mosquitto_lib_init();
if(client_id_generate(&cfg, "mosqsub")){
return 1;
}
mosq = mosquitto_new(cfg.id, cfg.clean_session, &cfg);
cfg.idtext = cfg.id;
if(!mosq){
switch(errno){
case ENOMEM:
if(!cfg.quiet) fprintf(stderr, "Error: Out of memory.\n");
break;
case EINVAL:
if(!cfg.quiet) fprintf(stderr, "Error: Invalid id and/or clean_session.\n");
break;
}
mosquitto_lib_cleanup();
return 1;
}
if(client_opts_set(mosq, &cfg)){
return 1;
}
if(cfg.debug){
mosquitto_log_callback_set(mosq, my_log_callback);
mosquitto_subscribe_callback_set(mosq, my_subscribe_callback);
}
mosquitto_connect_with_flags_callback_set(mosq, my_connect_callback);
if(cfg.isfmask) {
mosquitto_message_callback_set(mosq, my_message_file_callback);
} else {
mosquitto_message_callback_set(mosq, my_message_callback);
}
rc = client_connect(mosq, &cfg);
if(rc) return rc;
#ifndef WIN32
sigact.sa_handler = my_signal_handler;
sigemptyset(&sigact.sa_mask);
sigact.sa_flags = 0;
if(sigaction(SIGALRM, &sigact, NULL) == -1){
perror("sigaction");
return 1;
}
if(cfg.timeout){
alarm(cfg.timeout);
}
#endif
rc = mosquitto_loop_forever(mosq, -1, 1);
mosquitto_destroy(mosq);
mosquitto_lib_cleanup();
if(cfg.msg_count>0 && rc == MOSQ_ERR_NO_CONN){
rc = 0;
}
if(rc){
fprintf(stderr, "Error: %s\n", mosquitto_strerror(rc));
}
return rc;
}
