sqlmap/plugins/dbms/firebird/syntax.py
2010-12-02 15:09:21 +00:00

78 lines
2.4 KiB
Python

#!/usr/bin/env python
"""
$Id$
Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
See the file 'doc/COPYING' for copying permission
"""
from lib.core.exception import sqlmapSyntaxException
from plugins.generic.syntax import Syntax as GenericSyntax
class Syntax(GenericSyntax):
def __init__(self):
GenericSyntax.__init__(self)
# As ASCII_CHAR is only available from v2.1 we'll need to adapt this one to use the
# commented-out part only if detected version>=2.1
# Reference: wiki.firebirdsql.org/wiki/index.php?page=ASCII_CHAR
@staticmethod
def unescape(expression, quote=True):
#if quote:
#while True:
#index = expression.find("'")
#if index == -1:
#break
#firstIndex = index + 1
#index = expression[firstIndex:].find("'")
#if index == -1:
#raise sqlmapSyntaxException, "Unenclosed ' in '%s'" % expression
#lastIndex = firstIndex + index
#old = "'%s'" % expression[firstIndex:lastIndex]
#unescaped = ""
#for i in range(firstIndex, lastIndex):
#unescaped += "ASCII_CHAR(%d)" % (ord(expression[i]))
#if i < lastIndex - 1:
#unescaped += "||"
#expression = expression.replace(old, unescaped)
#else:
#unescaped = "".join("ASCII_CHAR(%d)||" % ord(c) for c in expression)
#if unescaped[-1] == "||":
#unescaped = unescaped[:-1]
#expression = unescaped
return expression
@staticmethod
def escape(expression):
#while True:
#index = expression.find("ASCII_CHAR(")
#if index == -1:
#break
#firstIndex = index
#index = expression[firstIndex:].find(")")
#if index == -1:
#raise sqlmapSyntaxException, "Unenclosed ) in '%s'" % expression
#lastIndex = firstIndex + index + 1
#old = expression[firstIndex:lastIndex]
#oldUpper = old.upper()
#oldUpper = oldUpper.lstrip("ASCII_CHAR(").rstrip(")")
#oldUpper = oldUpper.split("||")
#escaped = "'%s'" % "".join([chr(int(char)) for char in oldUpper])
#expression = expression.replace(old, escaped).replace("'||'", "")
return expression