tests/hwsim/test_cfg80211.py

   1 # cfg80211 test cases
   2 # Copyright (c) 2014, Jouni Malinen <j@w1.fi>
   3 #
   4 # This software may be distributed under the terms of the BSD license.
   5 # See README for more details.
   6
   7 import binascii
   8
   9 import hostapd
  10 from nl80211 import *
  11
  12 def nl80211_command(dev, cmd, attr):
  13     res = dev.request("VENDOR ffffffff {} {}".format(nl80211_cmd[cmd],
  14                                                      binascii.hexlify(attr)))
  15     if "FAIL" in res:
  16         raise Exception("nl80211 command failed")
  17     return binascii.unhexlify(res)
  18
  19 def test_cfg80211_disassociate(dev, apdev):
  20     """cfg80211 disassociation command"""
  21     hapd = hostapd.add_ap(apdev[0]['ifname'], { "ssid": "open" })
  22     dev[0].connect("open", key_mgmt="NONE", scan_freq="2412")
  23     ev = hapd.wait_event([ "AP-STA-CONNECTED" ], timeout=5)
  24     if ev is None:
  25         raise Exception("No connection event received from hostapd")
  26
  27     ifindex = int(dev[0].get_driver_status_field("ifindex"))
  28     attrs = build_nl80211_attr_u32('IFINDEX', ifindex)
  29     attrs += build_nl80211_attr_u16('REASON_CODE', 1)
  30     attrs += build_nl80211_attr_mac('MAC', apdev[0]['bssid'])
  31     nl80211_command(dev[0], 'DISASSOCIATE', attrs)
  32
  33     ev = hapd.wait_event([ "AP-STA-DISCONNECTED" ], timeout=5)
  34     if ev is None:
  35         raise Exception("No disconnection event received from hostapd")