From dfbd879eb471809dd58b449e1fe63b5c7a2c9ee4 Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Thu, 2 Aug 2007 01:26:22 +0000
Subject: Parsing the OID field is a bit more work but more reliable than
 expecting a valid OID in the Description field.

svn path=/pow/POW-0.7/cfgparse.py; revision=816
---
 pow/POW-0.7/cfgparse.py | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

(limited to 'pow/POW-0.7/cfgparse.py')

diff --git a/pow/POW-0.7/cfgparse.py b/pow/POW-0.7/cfgparse.py
index d3de41b8..d1122bba 100755
--- a/pow/POW-0.7/cfgparse.py
+++ b/pow/POW-0.7/cfgparse.py
@@ -36,6 +36,21 @@
 
 import string, re, types, pprint
 
+def decodeOid(val):
+   val = [int(val,16) for val in val.split(" ")][2:]
+   arc12 = val[0]
+   arc1, arc2 = divmod(arc12, 40)
+   oids = [arc1,arc2]
+   total = 0
+   for byte in val[1:]:
+      if byte & 0x80:
+         total = (total << 7) | (byte ^ 0x80)
+      else:
+         total = (total << 7) | byte
+         oids.append(total)
+         total = 0
+   return tuple(oids)
+
 # for people out there who, like me, hate regexs(too easy to make mistakes
 # with) I apologise profusely!
 
@@ -58,6 +73,7 @@ class Parser:
       m = self.oidMatch.match( line )
       if m:
          dict['hexoid'] = m.group(1)
+         dict['oid'] = decodeOid(m.group(1))
          return 0
       else:
          m = self.commentMatch.match( line )
@@ -69,8 +85,10 @@ class Parser:
             if m:
                dict['description'] = m.group(1)
                n = self.oidNameMatch.match( m.group(1) )
-               dict['name'] = string.strip( n.group(1) )
-               dict['oid'] = tuple( map(int, string.split( n.group(2), ' ') ) )
+               if n:
+                  dict['name'] = string.strip( n.group(1) )
+               else:
+                  dict['name'] = m.group(1)
                return 0
             else:
                m = self.warningMatch.match( line )
-- 
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