_mpdu.py 文件源码

def _iesubelevreqtransistion_(s,sid):
    """ :returns: parsed subelements of type transistion in event request """
    ret = s
    if sid == std.EVENT_REQUEST_TYPE_TRANSITION_TARGET:
        ret = {'tgt-bssid':_hwaddr_(struct.unpack_from('=6B',s))}
    elif sid == std.EVENT_REQUEST_TYPE_TRANSITION_SOURCE:
        ret = {'src-bssid':_hwaddr_(struct.unpack_from('=6B',s))}
    elif sid == std.EVENT_REQUEST_TYPE_TRANSITION_TIME_TH:
        ret = {'trans-time-threshold':struct.unpack_from('=H',s)[0]}
    elif sid == std.EVENT_REQUEST_TYPE_TRANSITION_RESULT:
        v = struct.unpack_from('=B',s)[0]
        ret = {'match-val':_eidevreqsubelmatchval_(v)}
    elif sid == std.EVENT_REQUEST_TYPE_TRANSITION_FREQUENT:
        ft,t = struct.unpack_from('=BH',s)
        ret = {'freq-transistion-cnt-threahold':ft,'time-intv':t}
    return ret

# EVENT REQUEST match value for Type transition Std Fig 8-272