(count=0, store=1, offline=None, prn = None, lfilter=None, L2socket=None, timeout=None, *arg, **karg)
return plist.PacketList(lst,"Sniffed")
Sniff packets
sniff([count=0,] [prn=None,] [store=1,] [offline=None,] [lfilter=None,] + L2ListenSocket args) -> list of packets

  count: number of packets to capture. 0 means infinity
  store: wether to store sniffed packets or discard them
    prn: function to apply to each packet. If something is returned,
         it is displayed. Ex:
         ex: prn = lambda x: x.summary()
lfilter: python function applied to each packet to determine
         if further action may be done
         ex: lfilter = lambda x: x.haslayer(Padding)
offline: pcap file to read packets from, instead of sniffing them
timeout: stop sniffing after a given time (default: None)
L2socket: use the provided L2socket
Sniff packets
sniff([count=0,] [prn=None,] [store=1,] [offline=None,] [lfilter=None,] + L2ListenSocket args) -> list of packets
Sniff packets sniff ( [ count = 0 ] [ prn = None ] [ store = 1 ] [ offline = None ] [ lfilter = None ] + L2ListenSocket args ) - > list of packets
def sniff(count=0, store=1, offline=None, prn = None, lfilter=None, L2socket=None, timeout=None, *arg, **karg):
    """Sniff packets
sniff([count=0,] [prn=None,] [store=1,] [offline=None,] [lfilter=None,] + L2ListenSocket args) -> list of packets

  count: number of packets to capture. 0 means infinity
  store: wether to store sniffed packets or discard them
    prn: function to apply to each packet. If something is returned,
         it is displayed. Ex:
         ex: prn = lambda x: x.summary()
lfilter: python function applied to each packet to determine
         if further action may be done
         ex: lfilter = lambda x: x.haslayer(Padding)
offline: pcap file to read packets from, instead of sniffing them
timeout: stop sniffing after a given time (default: None)
L2socket: use the provided L2socket
    """
    c = 0

    if offline is None:
        if L2socket is None:
            L2socket = conf.L2listen
        s = L2socket(type=ETH_P_ALL, *arg, **karg)
    else:
        s = PcapReader(offline)

    lst = []
    if timeout is not None:
        stoptime = time.time()+timeout
    remain = None
    while 1:
        try:
            if timeout is not None:
                remain = stoptime-time.time()
                if remain <= 0:
                    break

            try:
                p = s.recv(MTU)
            except PcapTimeoutElapsed:
                continue
            if p is None:
                break
            if lfilter and not lfilter(p):
                continue
            if store:
                lst.append(p)
            c += 1
            if prn:
                r = prn(p)
                if r is not None:
                    print >> console, r
            if count > 0 and c >= count:
                break
        except KeyboardInterrupt:
            break
    s.close()
    return plist.PacketList(lst,"Sniffed")
def sniff ( count = 0 , store = 1 , offline = None , prn = None , lfilter = None , L2socket = None , timeout = None , * arg , * * karg ) : c = 0 if offline is None : if L2socket is None : L2socket = conf . L2listen s = L2socket ( type = ETH_P_ALL , * arg , * * karg ) else : s = PcapReader ( offline ) lst = [ ] if timeout is not None : stoptime = time . time ( ) + timeout remain = None while 1 : try : if timeout is not None : remain = stoptime - time . time ( ) if remain <= 0 : break try : p = s . recv ( MTU ) except PcapTimeoutElapsed : continue if p is None : break if lfilter and not lfilter ( p ) : continue if store : lst . append ( p ) c += 1 if prn : r = prn ( p ) if r is not None : print >> console , r if count > 0 and c >= count : break except KeyboardInterrupt : break s . close ( ) return plist . PacketList ( lst , "Sniffed" )