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142 lines
4.7 KiB
142 lines
4.7 KiB
import netlink.capi as nl
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import netlink.genl.capi as genl
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import nl80211
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import sys
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import traceback
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class test_class:
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def __init__(self):
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self.done = 1;
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def freq_to_ch(freq):
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if freq == 2484:
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return 14;
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if freq < 2484:
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return (freq - 2407) / 5;
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# FIXME: dot11ChannelStartingFactor (802.11-2007 17.3.8.3.2)
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if freq < 45000:
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return freq/5 - 1000;
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if freq >= 58320 and freq <= 64800:
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return (freq - 56160) / 2160;
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return 0;
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def handle_freq(attr, pol):
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e, fattr = nl.py_nla_parse_nested(nl80211.NL80211_FREQUENCY_ATTR_MAX, attr, pol)
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if nl80211.NL80211_FREQUENCY_ATTR_FREQ in fattr:
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freq = nl.nla_get_u32(fattr[nl80211.NL80211_FREQUENCY_ATTR_FREQ])
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sys.stdout.write("\t\tfreq %d MHz [%d]" % (freq, freq_to_ch(freq)))
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if nl80211.NL80211_FREQUENCY_ATTR_MAX_TX_POWER in fattr and not (nl80211.NL80211_FREQUENCY_ATTR_DISABLED in fattr):
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sys.stdout.write(" (%.1f dBm)" % (0.01 * nl.nla_get_u32(fattr[nl80211.NL80211_FREQUENCY_ATTR_MAX_TX_POWER])))
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if nl80211.NL80211_FREQUENCY_ATTR_DISABLED in fattr:
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sys.stdout.write(" (disabled)")
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sys.stdout.write("\n")
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def handle_band(attr, fpol):
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e, battr = nl.py_nla_parse_nested(nl80211.NL80211_BAND_ATTR_MAX, attr, None)
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print("\tband %d:" % nl.nla_type(attr))
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if nl80211.NL80211_BAND_ATTR_FREQS in battr:
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for fattr in nl.nla_get_nested(battr[nl80211.NL80211_BAND_ATTR_FREQS]):
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handle_freq(fattr, fpol)
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def cipher_name(suite):
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suite_val = '%02x%02x%02x%02x' % tuple(reversed(suite))
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if suite_val == '000fac01':
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return "WEP40 (00-0f-ac:1)"
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elif suite_val == '000fac05':
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return "WEP104 (00-0f-ac:5)"
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elif suite_val == '000fac02':
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return "TKIP (00-0f-ac:2)"
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elif suite_val == '000fac04':
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return "CCMP (00-0f-ac:4)"
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elif suite_val == '000fac06':
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return "CMAC (00-0f-ac:6)"
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elif suite_val == '000fac08':
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return "GCMP (00-0f-ac:8)"
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elif suite_val == '00147201':
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return "WPI-SMS4 (00-14-72:1)"
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else:
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return suite_val
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def msg_handler(m, a):
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try:
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e, attr = genl.py_genlmsg_parse(nl.nlmsg_hdr(m), 0,
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nl80211.NL80211_ATTR_MAX, None)
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if nl80211.NL80211_ATTR_WIPHY_NAME in attr:
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print('wiphy %s' % nl.nla_get_string(attr[nl80211.NL80211_ATTR_WIPHY_NAME]))
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if nl80211.NL80211_ATTR_WIPHY_BANDS in attr:
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fpol = nl.nla_policy_array(nl80211.NL80211_FREQUENCY_ATTR_MAX + 1)
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fpol[nl80211.NL80211_FREQUENCY_ATTR_FREQ].type = nl.NLA_U32
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fpol[nl80211.NL80211_FREQUENCY_ATTR_DISABLED].type = nl.NLA_FLAG
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fpol[nl80211.NL80211_FREQUENCY_ATTR_PASSIVE_SCAN].type = nl.NLA_FLAG
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fpol[nl80211.NL80211_FREQUENCY_ATTR_NO_IBSS].type = nl.NLA_FLAG
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fpol[nl80211.NL80211_FREQUENCY_ATTR_RADAR].type = nl.NLA_FLAG
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fpol[nl80211.NL80211_FREQUENCY_ATTR_MAX_TX_POWER].type = nl.NLA_U32
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nattrs = nl.nla_get_nested(attr[nl80211.NL80211_ATTR_WIPHY_BANDS])
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for nattr in nattrs:
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handle_band(nattr, fpol)
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if nl80211.NL80211_ATTR_CIPHER_SUITES in attr:
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ciphers = nl.nla_data(attr[nl80211.NL80211_ATTR_CIPHER_SUITES])
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num = len(ciphers) / 4
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if num > 0:
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print("\tSupported Ciphers:");
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for i in range(0, num, 4):
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print("\t\t* %s" % cipher_name(ciphers[i:i+4]))
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if nl80211.NL80211_ATTR_SUPPORTED_IFTYPES in attr:
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print("\tSupported interface modes:")
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ifattr = nl.nla_get_nested(attr[nl80211.NL80211_ATTR_SUPPORTED_IFTYPES])
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for nl_mode in ifattr:
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print("\t\t* %s" % nl80211.nl80211_iftype2str[nl.nla_type(nl_mode)])
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if nl80211.NL80211_ATTR_SOFTWARE_IFTYPES in attr:
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print("\tsoftware interface modes (can always be added):")
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ifattr = nl.nla_get_nested(attr[nl80211.NL80211_ATTR_SOFTWARE_IFTYPES])
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for nl_mode in ifattr:
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print("\t\t* %s" % nl80211.nl80211_iftype2str[nl.nla_type(nl_mode)])
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return nl.NL_SKIP
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except Exception as e:
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(t,v,tb) = sys.exc_info()
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print v.message
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traceback.print_tb(tb)
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def error_handler(err, a):
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a.done = err.error
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return nl.NL_STOP
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def finish_handler(m, a):
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return nl.NL_SKIP
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def ack_handler(m, a):
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a.done = 0
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return nl.NL_STOP
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try:
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cbd = test_class()
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tx_cb = nl.nl_cb_alloc(nl.NL_CB_DEFAULT)
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rx_cb = nl.nl_cb_clone(tx_cb)
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s = nl.nl_socket_alloc_cb(tx_cb)
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nl.py_nl_cb_err(rx_cb, nl.NL_CB_CUSTOM, error_handler, cbd);
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nl.py_nl_cb_set(rx_cb, nl.NL_CB_FINISH, nl.NL_CB_CUSTOM, finish_handler, cbd);
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nl.py_nl_cb_set(rx_cb, nl.NL_CB_ACK, nl.NL_CB_CUSTOM, ack_handler, cbd);
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nl.py_nl_cb_set(rx_cb, nl.NL_CB_VALID, nl.NL_CB_CUSTOM, msg_handler, cbd);
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genl.genl_connect(s)
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family = genl.genl_ctrl_resolve(s, 'nl80211')
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m = nl.nlmsg_alloc()
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genl.genlmsg_put(m, 0, 0, family, 0, 0, nl80211.NL80211_CMD_GET_WIPHY, 0)
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nl.nla_put_u32(m, nl80211.NL80211_ATTR_WIPHY, 7)
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err = nl.nl_send_auto_complete(s, m);
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if err < 0:
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nl.nlmsg_free(msg)
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while cbd.done > 0 and not err < 0:
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err = nl.nl_recvmsgs(s, rx_cb)
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except Exception as e:
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(t, v, tb) = sys.exc_info()
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print v.message
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traceback.print_tb(tb)
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