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scapy
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- added StrNullField

This commit is contained in:
pbi 2005-03-16 13:18:28 +00:00
parent 36018895e4
commit fc0417877e
1 changed files with 13 additions and 1 deletions
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14
scapy.py
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@ -21,6 +21,9 @@
#
# $Log: scapy.py,v $
# Revision 0.9.17.57 2005/03/16 14:18:28 pbi
# - added StrNullField
#
# Revision 0.9.17.56 2005/03/14 18:14:28 pbi
# - LLNumTypes fix
# - Added linktype recognition to PcapWriter class
@ -630,7 +633,7 @@
from __future__ import generators
RCSID="$Id: scapy.py,v 0.9.17.56 2005/03/14 18:14:28 pbi Exp $"
RCSID="$Id: scapy.py,v 0.9.17.57 2005/03/16 14:18:28 pbi Exp $"
VERSION = RCSID.split()[2]+"beta"
@ -2219,6 +2222,15 @@ class ISAKMPTransformSetField(StrLenField):
return s[l:],i
class StrNullField(StrField):
def addfield(self, pkt, s, val):
return s+"\x00"+self.i2m(pkt, val)
def getfield(self, pkt, s):
l = s.find("\x00")
if l < 0:
#XXX \x00 not found
return "",s
return s[l+1:],self.m2i(pkt, s[:l])
class StrStopField(StrField):
def __init__(self, name, default, stop, additionnal=0):