int discovery_service_start(discovery_service *svc, discovery_strategy *strategy) {
JNXCHECK(svc);
// *** TODO Set up brodcast or multicast ***
// It should just be a simple matter of passing a flag to the service
// or changing the function signature and calling either
// set_up_sockets_for_broadcast or set_up_sockets_for_multicast.
// set_up_sockets_for_broadcast(svc);
svc->sock_send = jnx_socket_udp_create(svc->family);
svc->udp_listener = jnx_socket_udp_listener_broadcast_create(
port_to_string(svc), svc->family);
svc->isrunning = 1;
if (0 != listen_for_discovery_packets(svc)) {
JNXLOG(0, "[DISCOVERY] Couldn't start the discovery listener.\n");
return ERR_DISCOVERY_START;
}
initiate_discovery(svc);
if (strategy == NULL) {
svc->peers->is_active_peer = is_active_peer_ask_once;
send_discovery_request(svc);
}
else {
svc->peers->is_active_peer = is_active_peer_periodic_update;
strategy(svc);
}
return 0;
}
static void *worker_broadcast(void *args) {
char *port = (char*)args;
jnx_socket *t = jnx_socket_udp_create(AF_INET);
JNXLOG(LDEBUG,"worker_broadcast firing...");
jnx_socket_udp_broadcast_send(t,"255.255.255.255",port,(jnx_uint8*)"ping",5);
return NULL;
}
static void *worker_multicast(void *args) {
char *port = (char*)args;
jnx_socket *t = jnx_socket_udp_create(AF_INET);
jnx_socket_udp_multicast_send(t,BGROUP,port,(jnx_uint8*)"ping",5);
return NULL;
}
static void *worker_ipv6(void *args) {
char *port = (char*)args;
jnx_socket *t = jnx_socket_udp_create(AF_INET6);
jnx_socket_udp_send(t,"::1",port,(jnx_uint8*)"ping",5);
return NULL;
}
