/usr/lib/python3/dist-packages/scapy/data.py is in python3-scapy 0.23-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 | ## This file is part of Scapy
## See http://www.secdev.org/projects/scapy for more informations
## Copyright (C) Philippe Biondi <phil@secdev.org>
## This program is published under a GPLv2 license
"""
Global variables and functions for handling external data sets.
"""
import os,sys,re
from .dadict import DADict
from .error import log_loading
############
## Consts ##
############
ETHER_ANY = b"\x00"*6
ETHER_BROADCAST = b"\xff"*6
ETH_P_ALL = 3
ETH_P_IP = 0x800
ETH_P_ARP = 0x806
ETH_P_IPV6 = 0x86dd
# From net/if_arp.h
ARPHDR_ETHER = 1
ARPHDR_METRICOM = 23
ARPHDR_PPP = 512
ARPHDR_LOOPBACK = 772
ARPHDR_TUN = 65534
# From net/ipv6.h on Linux (+ Additions)
IPV6_ADDR_UNICAST = 0x01
IPV6_ADDR_MULTICAST = 0x02
IPV6_ADDR_CAST_MASK = 0x0F
IPV6_ADDR_LOOPBACK = 0x10
IPV6_ADDR_GLOBAL = 0x00
IPV6_ADDR_LINKLOCAL = 0x20
IPV6_ADDR_SITELOCAL = 0x40 # deprecated since Sept. 2004 by RFC 3879
IPV6_ADDR_SCOPE_MASK = 0xF0
#IPV6_ADDR_COMPATv4 = 0x80 # deprecated; i.e. ::/96
#IPV6_ADDR_MAPPED = 0x1000 # i.e.; ::ffff:0.0.0.0/96
IPV6_ADDR_6TO4 = 0x0100 # Added to have more specific info (should be 0x0101 ?)
IPV6_ADDR_UNSPECIFIED = 0x10000
MTU = 0x7fff # a.k.a give me all you have
WINDOWS=sys.platform.startswith("win")
# file parsing to get some values :
def load_protocols(filename):
spaces = re.compile("[ \t]+|\n")
dct = DADict(_name=filename)
try:
for l in open(filename):
try:
shrp = l.find("#")
if shrp >= 0:
l = l[:shrp]
l = l.strip()
if not l:
continue
lt = tuple(re.split(spaces, l))
if len(lt) < 2 or not lt[0]:
continue
dct[lt[0]] = int(lt[1])
except Exception as e:
log_loading.info("Couldn't parse file [%s]: line [%r] (%s)" % (filename,l,e))
except IOError:
log_loading.info("Can't open %s file" % filename)
return dct
def load_ethertypes(filename):
spaces = re.compile("[ \t]+|\n")
dct = DADict(_name=filename)
try:
f=open(filename)
for l in f:
try:
shrp = l.find("#")
if shrp >= 0:
l = l[:shrp]
l = l.strip()
if not l:
continue
lt = tuple(re.split(spaces, l))
if len(lt) < 2 or not lt[0]:
continue
dct[lt[0]] = int(lt[1], 16)
except Exception as e:
log_loading.info("Couldn't parse file [%s]: line [%r] (%s)" % (filename,l,e))
f.close()
except IOError as msg:
pass
return dct
def load_services(filename):
spaces = re.compile("[ \t]+|\n")
tdct=DADict(_name="%s-tcp"%filename)
udct=DADict(_name="%s-udp"%filename)
try:
f=open(filename, errors='ignore')
for l in f:
try:
shrp = l.find("#")
if shrp >= 0:
l = l[:shrp]
l = l.strip()
if not l:
continue
lt = tuple(re.split(spaces, l))
if len(lt) < 2 or not lt[0]:
continue
if lt[1].endswith("/tcp"):
tdct[lt[0]] = int(lt[1].split('/')[0])
elif lt[1].endswith("/udp"):
udct[lt[0]] = int(lt[1].split('/')[0])
except Exception as e:
log_loading.warning("Couldn't file [%s]: line [%r] (%s)" % (filename,l,e))
f.close()
except IOError:
log_loading.info("Can't open /etc/services file")
return tdct,udct
class ManufDA(DADict):
def fixname(self, val):
return val
def _get_manuf_couple(self, mac):
oui = ":".join(mac.split(":")[:3]).upper()
return self.__dict__.get(oui,(mac,mac))
def _get_manuf(self, mac):
return self._get_manuf_couple(mac)[1]
def _get_short_manuf(self, mac):
return self._get_manuf_couple(mac)[0]
def _resolve_MAC(self, mac):
oui = ":".join(mac.split(":")[:3]).upper()
if oui in self:
return ":".join([self[oui][0]]+ mac.split(":")[3:])
return mac
def load_manuf(filename):
try:
manufdb=ManufDA(_name=filename)
for l in open(filename, "r", encoding = 'utf-8'):
try:
l = l.strip()
if not l or l.startswith("#"):
continue
oui,shrt=l.split()[:2]
i = l.find("#")
if i < 0:
lng=shrt
else:
lng = l[i+2:]
manufdb[oui] = shrt,lng
except Exception as e:
log_loading.warning("Couldn't parse one line from [%s] [%r] (%s)" % (filename, l, e))
except IOError:
#log_loading.warning("Couldn't open [%s] file" % filename)
pass
return manufdb
if WINDOWS:
ETHER_TYPES=load_ethertypes("ethertypes")
IP_PROTOS=load_protocols(os.environ["SystemRoot"]+"\system32\drivers\etc\protocol")
TCP_SERVICES,UDP_SERVICES=load_services(os.environ["SystemRoot"] + "\system32\drivers\etc\services")
MANUFDB = load_manuf(os.environ["ProgramFiles"] + "\\wireshark\\manuf")
else:
IP_PROTOS=load_protocols("/etc/protocols")
ETHER_TYPES=load_ethertypes("/etc/ethertypes")
TCP_SERVICES,UDP_SERVICES=load_services("/etc/services")
MANUFDB = load_manuf("/usr/share/wireshark/manuf")
#####################
## knowledge bases ##
#####################
class KnowledgeBase:
def __init__(self, filename):
self.filename = filename
self.base = None
def lazy_init(self):
self.base = ""
def reload(self, filename = None):
if filename is not None:
self.filename = filename
oldbase = self.base
self.base = None
self.lazy_init()
if self.base is None:
self.base = oldbase
def get_base(self):
if self.base is None:
self.lazy_init()
return self.base
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