// queryPwd asks the user for their username and password.
func queryPwd(rw io.ReadWriter) (user, pwd string, err error) {
user, err = util.Query(rw, []byte("Username: "******"", "", err
}
pwd, err = util.Query(rw, []byte("Password: "******"", "", err
}
return user, pwd, nil
}
// Query asks the player a question and receives an answer
func (p *Player) Query(q []byte) (answer string, err error) {
p.Lock()
defer p.Unlock()
defer func() {
if err != nil {
p.exit(err)
}
}()
return util.Query(p.rwc, q)
}