def rx_dispatcher(r, mon_if):
"""Dispatch received frames to rx queues."""
mng_queue = {
Dot11.SUBTYPE["Management"]["Beacon"]:
RX_BEACON_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Probe Request"]:
RX_PROBE_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Probe Response"]:
RX_PROBE_RESP_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Authentication"]:
RX_AUTH_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Association Request"]:
RX_ASSOC_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Association Response"]:
RX_ASSOC_RESP_QUEUE(mon_if),
}
ps = r.pubsub()
ps.subscribe(RX_FRAME_QUEUE(mon_if))
for m in ps.listen():
f = frame(m)
# TODO add more reasonable sanity checks
if f.type == Dot11.TYPE_MANAGEMENT and mng_queue.has_key(f.subtype):
r.publish(mng_queue[f.subtype], f)
def tx_frame(r, mon_if):
"""Transmit frames received from queue 'TX_FRAME_QUEUE(mon_if)' via
monitoring interface 'mon_if'."""
ps = r.pubsub()
ps.subscribe(TX_FRAME_QUEUE(mon_if))
for m in ps.listen():
sendp(frame(m), iface = mon_if)
def tx_frame(r, mon_if):
"""Transmit frames received from queue 'TX_FRAME_QUEUE(mon_if)' via
monitoring interface 'mon_if'."""
ps = r.pubsub()
ps.subscribe(TX_FRAME_QUEUE(mon_if))
for m in ps.listen():
sendp(frame(m), iface=mon_if)
def rx_eap_dispatcher(r, mon_if):
"""Dispatch received EAP frames to EAP queues."""
ps = r.pubsub()
ps.subscribe(RX_FRAME_QUEUE(mon_if))
for m in ps.listen():
f = frame(m)
if f.haslayer(Dot11) and \
f.type == Dot11.TYPE_DATA and \
f.haslayer(EAP):
eap = f[EAP]
if eap.code == EAP.REQUEST and eap.type == EAP.TYPE_ID:
r.publish(RX_EAP_ID_QUEUE(mon_if), f)
def rx_eap_dispatcher(r, mon_if):
"""Dispatch received EAP frames to EAP queues."""
ps = r.pubsub()
ps.subscribe(RX_FRAME_QUEUE(mon_if))
for m in ps.listen():
f = frame(m)
if f.haslayer(Dot11) and \
f.type == Dot11.TYPE_DATA and \
f.haslayer(EAP):
eap = f[EAP]
if eap.code == EAP.REQUEST and eap.type == EAP.TYPE_ID:
r.publish(RX_EAP_ID_QUEUE(mon_if), f)
def ap_dump(r, mon_if):
"""Filter for APs and publish their ESSID and BSSID on
'AP_QUEUE(mon_if)'."""
# TODO Evaluate association requests to detect hidden SSIDs.
# TODO The function follows a more general pattern to be abstracted.
ps = r.pubsub()
in_queue = RX_BEACON_QUEUE(mon_if)
out_queue = AP_QUEUE(mon_if)
ps.subscribe(in_queue)
for m in ps.listen():
f = frame(m)
# TODO add sanity checks
bssid = f.addr3
if f.haslayer(Dot11SSIDElt):
essid = f[Dot11SSIDElt].SSID
r.publish(out_queue, (essid, bssid))
def ap_dump(r, mon_if):
"""Filter for APs and publish their ESSID and BSSID on
'AP_QUEUE(mon_if)'."""
# TODO Evaluate association requests to detect hidden SSIDs.
# TODO The function follows a more general pattern to be abstracted.
ps = r.pubsub()
in_queue = RX_BEACON_QUEUE(mon_if)
out_queue = AP_QUEUE(mon_if)
ps.subscribe(in_queue)
for m in ps.listen():
f = frame(m)
# TODO add sanity checks
bssid = f.addr3
if f.haslayer(Dot11SSIDElt):
essid = f[Dot11SSIDElt].SSID
r.publish(out_queue, (essid, bssid))
def rx_dispatcher(r, mon_if):
"""Dispatch received frames to rx queues."""
mng_queue = {
Dot11.SUBTYPE["Management"]["Beacon"] : RX_BEACON_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Probe Request"] : RX_PROBE_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Probe Response"] : RX_PROBE_RESP_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Authentication"] : RX_AUTH_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Association Request"] : RX_ASSOC_QUEUE(mon_if),
Dot11.SUBTYPE["Management"]["Association Response"] : RX_ASSOC_RESP_QUEUE(mon_if),
}
ps = r.pubsub()
ps.subscribe(RX_FRAME_QUEUE(mon_if))
for m in ps.listen():
f = frame(m)
# TODO add more reasonable sanity checks
if f.type == Dot11.TYPE_MANAGEMENT and mng_queue.has_key(f.subtype):
r.publish(mng_queue[f.subtype], f)
