def open(self, filename, literal=False):
if not literal:
parts = filename.split(':::')
fn = parts[0]
fd = open(fn, "rb")
pc = pcap.open(fd)
if len(parts) > 1:
pos = int(parts[1])
fd.seek(pos)
self._read(pc, fn, fd)
else:
fd = open(filename, "rb")
pc = pcap.open(fd)
self._read(pc, filename, fd)
def main(args):
p = pcap.open(args.input)
for i in p:
e = ethernet(raw=i[1])
import pdb
pdb.set_trace()
print e
#!/usr/bin/env python
#needs http://dirtbags.net/py-pcap/py-pcap-1.0.tar.gz to run
import pcap
import sys
import struct
import hashlib
pcapFile = pcap.open(sys.argv[1])
i = 1
#maps packet data to a frame number
icmpMeta = {}
#maps a req frame number to its res
reqToRes = {}
#used to hold the checksum of payload so that the req id can be stored
#thus allowing the res logic to get back to it.
pairHolder = {}
#loop assumes that res always after req
for obj in pcapFile:
isReq = True
payload = obj[1]
if payload[34] != '\x08':
ext = 'res'
isReq = False
else:
ext = 'req'
data = payload[42:]
#file('/tmp/icmp/' + str(i)+'.'+ext, 'w').write(data)
checksum = "%02x%02x" % (ord(payload[36]), ord(payload[37]))
revsum = ''
revsum = checksum[::-1]
#! /usr/bin/env python
import pcap
import sys
for fn in sys.argv[1:]:
p = pcap.open(file(fn))
o = pcap.open(file(fn + '.new', 'w'))
print "===================", fn
print " Version ", p.version
print " thiszone", p.thiszone
print " sigfigs ", p.sigfigs
print " snaplen ", p.snaplen
print " linktype", p.linktype
for pkt in p:
print pkt
o.write(pkt)
def main(opts, args):
global surfaces
global screen
infile = args[1]
pkts = opts.count
screeninfo = pygame.display.Info()
screenh = screeninfo.current_h
screenw = screeninfo.current_w
packets = pcap.open(file(infile))
sensed = 0
surfaces = {'left':View(hand='left'), 'right':View(), 'down':DownView()}
inview = 'right'
for _, pktdata in packets:
pkts -= 1
# Skip the ip header
_ = pktdata[:42]
pktdata = pktdata[42:]
dataheader = pktdata[:21]
pktdata = pktdata[21:]
#print dump2(dataheader)
if not dataheader:
continue
if dataheader[0] == struct.pack('B', 0x21) :
sensor = None
if dataheader[1] == struct.pack('B', 0x02):
sensor = 'down'
sensed += 1
elif dataheader[1] == struct.pack('B', 0x03):
sensor = 'left'
sensed += 1
elif dataheader[1] == struct.pack('B', 0x04):
sensor = 'right'
sensed += 1
data = pktdata[4:]
if sensor:
surfaces[sensor].new_line(data)
else:
print dump2(pktdata)
continue
else:
continue
if sensed > 2:
sensed = 0
if inview != 'all':
surfaces[inview].draw()
screen.blit(surfaces[inview].surface, (0, 0))
else:
offset = 0
for view in ['left', 'right', 'down']:
surfaces[view].draw()
screen.blit(surfaces[view].surface, (offset, 0))
offset += screenw/3
clock.tick()
pygame.display.update()
for event in pygame.event.get():
setviewall = False
setviewone = False
if event.type == pygame.QUIT:
return
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
return
elif event.key == pygame.K_LEFT:
if inview == 'all':
setviewone = True
inview = 'left'
elif event.key == pygame.K_RIGHT:
if inview == 'all':
setviewone = True
inview = 'right'
elif event.key == pygame.K_DOWN:
if inview == 'all':
setviewone = True
inview = 'down'
elif event.key == pygame.K_UP:
setviewall = True
if inview != 'all':
inview = 'all'
elif event.type == pygame.VIDEORESIZE:
print "RESIZE"
screenw, screenh = event.dict['size']
screen = pygame.display.set_mode((screenw, screenh),
pygame.RESIZABLE)
if inview == 'all':
setviewall = True
else:
setviewone = True
print screeninfo.current_w, screeninfo.current_h
if setviewall:
for view in ['left','right']:
surfaces[view].resize(screenw/3, screenh)
surfaces['down'].resize(screenw/3, screenh)
if setviewone:
for view in ['left', 'right', 'down']:
surfaces[view].resize(screenw, screenh)
if pkts == 0:
return
#!/usr/bin/env python
# Installed from: http://dirtbags.net/py-pcap.html
import pcap
import argparse
import sys
import os
sys.path.append(os.path.join(os.path.dirname(__file__), "..", "pox"))
from pox.lib.packet.ethernet import *
parser = argparse.ArgumentParser()
parser.add_argument('-i', '--input')
parser.add_argument('-o', '--output', default="pcap.trace")
args = parser.parse_args()
p = pcap.open(args.input)
for i in p:
e = ethernet(raw=i[1])
import pdb; pdb.set_trace()
print e
