_mpdu.py 文件源码

def _iesubelmsmtreqbeacon_(s,sid):
    """ :returns: parsed subelement of type beacon in msmt request """
    ret = s
    if sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_SSID:
        ret = {'ssid':_iesubelssid_(s)}
    elif sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_BRI:
        # Std Fig. 8-114
        r = struct.unpack_from('=B',s)[0]
        if 5 <= r <= 10: t = int2s(s[1])
        else: t = struct.unpack_from('=B',s,1)[0]
        ret = {'rpt-condition':r,
               'threshold':t}
    elif sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_RPT:
        # Std Table 8-67
        ret = {'rpt-detail':struct.unpack_from('=B',s)}
    elif sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_REQ:
        # same as Std 8.4.2.13
        ret = _parseie_(std.EID_REQUEST,s)
    elif sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_AP_CH_RPT:
        # same as Std 8.4.2.38
        ret = _parseie_(std.EID_AP_CH_RPT,s)
    elif sid == std.EID_MSMT_REQ_SUBELEMENT_BEACON_VEND:
        ret = _parseie_(std.EID_VEND_SPEC,s)
    return ret

#### NOTE: next three could probably be combined

# MSMT Request subelements for type Frame Request Std Table 8-68 and figures below