sqlmap/tamper/charencode.py
2011-04-04 08:11:11 +00:00

38 lines
946 B
Python

#!/usr/bin/env python
"""
$Id$
Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
See the file 'doc/COPYING' for copying permission
"""
import string
from lib.core.enums import PRIORITY
from lib.core.exception import sqlmapUnsupportedFeatureException
__priority__ = PRIORITY.LOWEST
def tamper(value):
"""
Urlencodes all characters in a given value (not processing already encoded)
Example: 'SELECT FIELD FROM%20TABLE' becomes '%53%45%4c%45%43%54%20%46%49%45%4c%44%20%46%52%4f%4d%20%54%41%42%4c%45'
"""
retVal = value
if value:
retVal = ""
i = 0
while i < len(value):
if value[i] == '%' and (i < len(value) - 2) and value[i+1] in string.hexdigits and value[i+2] in string.hexdigits:
retVal += value[i:i+3]
i += 3
else:
retVal += '%%%X' % ord(value[i])
i += 1
return retVal