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32 lines
1.0 KiB
Python
32 lines
1.0 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2021 sqlmap developers (https://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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import binascii
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from lib.core.convert import getBytes
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from lib.core.convert import getOrds
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from lib.core.convert import getUnicode
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from plugins.generic.syntax import Syntax as GenericSyntax
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class Syntax(GenericSyntax):
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@staticmethod
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def escape(expression, quote=True):
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"""
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>>> Syntax.escape("SELECT 'abcdefgh' FROM foobar") == "SELECT 0x6162636465666768 FROM foobar"
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True
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>>> Syntax.escape(u"SELECT 'abcd\xebfgh' FROM foobar") == "SELECT CONVERT(0x61626364c3ab666768 USING utf8) FROM foobar"
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True
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"""
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def escaper(value):
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if all(_ < 128 for _ in getOrds(value)):
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return "0x%s" % getUnicode(binascii.hexlify(getBytes(value)))
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else:
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return "CONVERT(0x%s USING utf8)" % getUnicode(binascii.hexlify(getBytes(value, "utf8")))
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return Syntax._escape(expression, quote, escaper)
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