/**
* Listen for connections on a socket
*
* @param backlog int Maximum number of pending connections
* @return int 0 on success, -1 otherwise
*/
public int listen(int backlog) {
if (sockType != SocketType.WELCOME) {
die(this, "not a welcome socket");
return -1;
}
this.state = State.LISTEN;
p(this, 3, "listening. backlog: " + backlog);
this.backlog = backlog;
welcomeQueue = new ArrayList<TCPSock>(backlog);
tcpMan.addWelcomeSocket(this);
return 0;
}
