void Server::newConnection(int socket){
cout << "New connection received" << endl;
QSocketDevice* s = new QSocketDevice();
s->setSocket(socket, QSocketDevice::Stream);
int use_keep_alive = 1;
if(setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &use_keep_alive, sizeof(use_keep_alive))){
int errsv = errno;
cerr << "Unable to set socket to use keep_alive error: "
<< errsv << " : " << strerror(errsv) << endl;
exit(1);
}
// change the default behaviour to a more aggressive polling
struct protoent* pe = getprotobyname("tcp"); // pe->p_proto contains the number
int keep_alive_time = 60;
int keep_alive_intvl = 60;
int keep_alive_probes = 20;
if(setsockopt(socket, pe->p_proto, TCP_KEEPIDLE, &keep_alive_time, sizeof(keep_alive_time)))
cerr << "Unable to set socket option keep alive time" << endl;
if(setsockopt(socket, pe->p_proto, TCP_KEEPINTVL, &keep_alive_intvl, sizeof(keep_alive_intvl)))
cerr << "Unable to set socket option keep alive interval" << endl;
if(setsockopt(socket, pe->p_proto, TCP_KEEPCNT, &keep_alive_probes, sizeof(keep_alive_probes)))
cerr << "Unable to set sockt option keep alive probes" << endl;
connections[s] = new ConnectionObject(s, &pSet, (QWidget*)this);
}
