networktools.py 文件源码

def getPortNumNetworkByteOrder(st_host):
    """
    Convert 16-bit positive integers from host to network byte order. On machines where the host byte order is the same as network byte order, this is a no-op; otherwise, it performs a 2-byte swap operation.
    :param st_host:
    :return: 80-20480
    """
    try:
        st_host = int(st_host)
        return socket.htons(st_host)
    except Exception as e:
        logging.error("[HostByteOrderPortFalse]: %f %s" % (st_host, repr(e)))