def extract(folder, filename):
http_payload = ''
extracted_images = 1
pcap = PcapReader(filename)
pcap.parse()
for packet in pcap.get_packets():
if packet.layers[2]:
if packet.layers[2]['Source port'] == 80 or packet.layers[2]['Destination port'] == 80:
http_payload += str(packet.layers[2]['Data'])
boundaries = get_payload_boundaries(http_payload)
headers = get_http_headers_and_content(http_payload, boundaries)
clean_name = filename.split('/')
clean_name = clean_name[len(clean_name) - 1]
if headers:
for h in headers:
if 'image/jpeg' in h['Content-Type']:
image, image_type = extract_images(h, http_payload, boundaries)
if image is not None and image_type is not None:
filename = '%s-pycket_%s.%s' %(clean_name, extracted_images, image_type)
fd = open('%s/%s' % (folder, filename), 'wb')
fd.write(image)
fd.close()
extracted_images += 1
return extracted_images
def extract(folder, filename):
http_payload = ''
extracted_images = 1
pcap = PcapReader(filename)
pcap.parse()
for packet in pcap.get_packets():
if packet.layers[2]:
if packet.layers[2]['Source port'] == 80 or packet.layers[2][
'Destination port'] == 80:
http_payload += str(packet.layers[2]['Data'])
boundaries = get_payload_boundaries(http_payload)
headers = get_http_headers_and_content(http_payload, boundaries)
clean_name = filename.split('/')
clean_name = clean_name[len(clean_name) - 1]
if headers:
for h in headers:
if 'image/jpeg' in h['Content-Type']:
image, image_type = extract_images(h, http_payload, boundaries)
if image is not None and image_type is not None:
filename = '%s-pycket_%s.%s' % (
clean_name, extracted_images, image_type)
fd = open('%s/%s' % (folder, filename), 'wb')
fd.write(image)
fd.close()
extracted_images += 1
return extracted_images
def open_pcap(self):
fileName = QtGui.QFileDialog.getOpenFileName(self, "Open File", "/home", "Pcap files (*.pcap)")
if fileName:
try:
pcap_reader = PcapReader(fileName)
pcap_reader.parse()
for packet in pcap_reader.get_packets():
self.add_packet(packet)
except ValueError:
QtGui.QMessageBox.information(self, "Error", "'"+fileName+"' is not a pcap file.")
except:
print "Unexpected error:", sys.exc_info()[0]
