From b89efa188810bf95a9d245e69e2961b5721c3b0f Mon Sep 17 00:00:00 2001
From: imarom <imarom@cisco.com>
Date: Mon, 21 Mar 2016 16:03:47 +0200
Subject: scapy python 2/3
---
.../scapy-2.3.1/python2/scapy/asn1/mib.py | 147 +++++++++++++++++++++
1 file changed, 147 insertions(+)
create mode 100644 scripts/external_libs/scapy-2.3.1/python2/scapy/asn1/mib.py
(limited to 'scripts/external_libs/scapy-2.3.1/python2/scapy/asn1/mib.py')
diff --git a/scripts/external_libs/scapy-2.3.1/python2/scapy/asn1/mib.py b/scripts/external_libs/scapy-2.3.1/python2/scapy/asn1/mib.py
new file mode 100644
index 00000000..8531fcf2
--- /dev/null
+++ b/scripts/external_libs/scapy-2.3.1/python2/scapy/asn1/mib.py
@@ -0,0 +1,147 @@
+## 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
+
+"""
+Management Information Base (MIB) parsing
+"""
+
+import re
+from glob import glob
+from scapy.dadict import DADict,fixname
+from scapy.config import conf
+from scapy.utils import do_graph
+
+#################
+## MIB parsing ##
+#################
+
+_mib_re_integer = re.compile("^[0-9]+$")
+_mib_re_both = re.compile("^([a-zA-Z_][a-zA-Z0-9_-]*)\(([0-9]+)\)$")
+_mib_re_oiddecl = re.compile("$\s*([a-zA-Z0-9_-]+)\s+OBJECT([^:\{\}]|\{[^:]+\})+::=\s*\{([^\}]+)\}",re.M)
+_mib_re_strings = re.compile('"[^"]*"')
+_mib_re_comments = re.compile('--.*(\r|\n)')
+
+class MIBDict(DADict):
+ def _findroot(self, x):
+ if x.startswith("."):
+ x = x[1:]
+ if not x.endswith("."):
+ x += "."
+ max=0
+ root="."
+ for k in self.keys():
+ if x.startswith(self[k]+"."):
+ if max < len(self[k]):
+ max = len(self[k])
+ root = k
+ return root, x[max:-1]
+ def _oidname(self, x):
+ root,remainder = self._findroot(x)
+ return root+remainder
+ def _oid(self, x):
+ xl = x.strip(".").split(".")
+ p = len(xl)-1
+ while p >= 0 and _mib_re_integer.match(xl[p]):
+ p -= 1
+ if p != 0 or xl[p] not in self:
+ return x
+ xl[p] = self[xl[p]]
+ return ".".join(xl[p:])
+ def _make_graph(self, other_keys=[], **kargs):
+ nodes = [(k,self[k]) for k in self.keys()]
+ oids = [self[k] for k in self.keys()]
+ for k in other_keys:
+ if k not in oids:
+ nodes.append(self.oidname(k),k)
+ s = 'digraph "mib" {\n\trankdir=LR;\n\n'
+ for k,o in nodes:
+ s += '\t"%s" [ label="%s" ];\n' % (o,k)
+ s += "\n"
+ for k,o in nodes:
+ parent,remainder = self._findroot(o[:-1])
+ remainder = remainder[1:]+o[-1]
+ if parent != ".":
+ parent = self[parent]
+ s += '\t"%s" -> "%s" [label="%s"];\n' % (parent, o,remainder)
+ s += "}\n"
+ do_graph(s, **kargs)
+ def __len__(self):
+ return len(self.keys())
+
+
+def mib_register(ident, value, the_mib, unresolved):
+ if ident in the_mib or ident in unresolved:
+ return ident in the_mib
+ resval = []
+ not_resolved = 0
+ for v in value:
+ if _mib_re_integer.match(v):
+ resval.append(v)
+ else:
+ v = fixname(v)
+ if v not in the_mib:
+ not_resolved = 1
+ if v in the_mib:
+ v = the_mib[v]
+ elif v in unresolved:
+ v = unresolved[v]
+ if type(v) is list:
+ resval += v
+ else:
+ resval.append(v)
+ if not_resolved:
+ unresolved[ident] = resval
+ return False
+ else:
+ the_mib[ident] = resval
+ keys = unresolved.keys()
+ i = 0
+ while i < len(keys):
+ k = keys[i]
+ if mib_register(k,unresolved[k], the_mib, {}):
+ del(unresolved[k])
+ del(keys[i])
+ i = 0
+ else:
+ i += 1
+
+ return True
+
+
+def load_mib(filenames):
+ the_mib = {'iso': ['1']}
+ unresolved = {}
+ for k in conf.mib.keys():
+ mib_register(k, conf.mib[k].split("."), the_mib, unresolved)
+
+ if type(filenames) is str:
+ filenames = [filenames]
+ for fnames in filenames:
+ for fname in glob(fnames):
+ f = open(fname)
+ text = f.read()
+ cleantext = " ".join(_mib_re_strings.split(" ".join(_mib_re_comments.split(text))))
+ for m in _mib_re_oiddecl.finditer(cleantext):
+ gr = m.groups()
+ ident,oid = gr[0],gr[-1]
+ ident=fixname(ident)
+ oid = oid.split()
+ for i in range(len(oid)):
+ m = _mib_re_both.match(oid[i])
+ if m:
+ oid[i] = m.groups()[1]
+ mib_register(ident, oid, the_mib, unresolved)
+
+ newmib = MIBDict(_name="MIB")
+ for k,o in the_mib.iteritems():
+ newmib[k]=".".join(o)
+ for k,o in unresolved.iteritems():
+ newmib[k]=".".join(o)
+
+ conf.mib=newmib
+
+
+
+conf.mib = MIBDict(_name="MIB")
--
cgit