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#!/usr/bin/env python
"""
Copyright (c) 2006-2025 sqlmap developers (https://sqlmap.org)
See the file 'LICENSE' for copying permission
"""
import re
from lib.core.enums import PRIORITY
__priority__ = PRIORITY.NORMAL
def dependencies():
pass
def tamper(payload, **kwargs):
"""
Prepends (inline) comment before parentheses (e.g. ( -> /**/()
Tested against:
* Microsoft SQL Server
* MySQL
* Oracle
* PostgreSQL
Notes:
* Useful to bypass web application firewalls that block usage
of function calls
>>> tamper('SELECT ABS(1)')
'SELECT ABS/**/(1)'
"""
retVal = payload
if payload:
retVal = re.sub(r"\b(\w+)\(", r"\g<1>/**/(", retVal)
return retVal
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