def getFrame(self):
pkt_hdr, pkt_data = libpcap.pcap_next(self.pcap)
packet = libpcap.Packet(pkt_hdr, pkt_data)
raw_packet = packet.getData()
frame_index = self.ethernet_header_size + self.wlc_phy_header_size
if len(raw_packet) < frame_index:
return None, None
raw_phy_header = raw_packet[self.ethernet_header_size:frame_index]
phy_hdr = phy.Bcm4329PhyHeader(raw_phy_header)
raw_frame = raw_packet[frame_index:]
return phy_hdr, raw_frame
def getFrame(self):
pkt_hdr, pkt_data = libpcap.pcap_next(self.pcap)
packet = libpcap.Packet(pkt_hdr, pkt_data)
raw_packet = packet.getData()
frame_index = self.ethernet_header_size + self.wlc_phy_header_size
if len(raw_packet) < frame_index:
return None, None
raw_phy_header = raw_packet[self.ethernet_header_size:frame_index]
phy_hdr = phy.Bcm4329PhyHeader(raw_phy_header)
raw_frame = raw_packet[frame_index:]
return phy_hdr, raw_frame
def forever():
try:
handle = libpcap.pcap_open_live(DEVICE, SNAPLEN, PROMISC, TIMEOUT_MS)
if handle:
bpf = libpcap.bpf_program()
libpcap.pcap_compile(handle, BPF_FILTER, bpf)
libpcap.pcap_setfilter(handle, bpf)
while 1:
pkt_hdr, pkt_data = libpcap.pcap_next(handle)
packet = libpcap.Packet(pkt_hdr, pkt_data)
processPackets(packet)
except KeyboardInterrupt:
print "Trap Ctrl+C."
print "Exiting..."
sys.exit(0)
def forever():
try:
handle = libpcap.pcap_open_live(DEVICE, SNAPLEN, PROMISC, TIMEOUT_MS)
if handle:
bpf = libpcap.bpf_program()
libpcap.pcap_compile(handle, BPF_FILTER, bpf)
libpcap.pcap_setfilter(handle, bpf)
while(1):
pkt_hdr, pkt_data = libpcap.pcap_next(handle)
packet = libpcap.Packet(pkt_hdr, pkt_data)
processPackets(packet)
except KeyboardInterrupt:
print "Trap Ctrl+C."
print "Exiting..."
sys.exit(0)
