35 lines
1.3 KiB
Python
35 lines
1.3 KiB
Python
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#!/usr/bin/env python3
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import os.path as path
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class Module:
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def __init__(self, incoming=False, verbose=False, options=None):
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# extract the file name from __file__. __file__ is proxymodules/name.py
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self.name = path.splitext(path.basename(__file__))[0]
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self.description = 'Print a hexdump of the received data'
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self.incoming = incoming # incoming means module is on -im chain
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self.len = 16
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if options is not None:
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if 'length' in options.keys():
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self.len = int(options['length'])
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def help(self):
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return '\tlength: bytes per line (int)'
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def execute(self, data):
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# this is a pretty hex dumping function directly taken from
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# http://code.activestate.com/recipes/142812-hex-dumper/
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result = []
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digits = 2
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for i in range(0, len(data), self.len):
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s = data[i:i + self.len]
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hexa = ' '.join(['%0*X' % (digits, x) for x in s])
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text = ''.join([chr(x) if 0x20 <= x < 0x7F else '.' for x in s])
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result.append("%04X %-*s %s" % (i, self.len * (digits + 1), hexa, text))
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print("\n".join(result))
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return data
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if __name__ == '__main__':
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print ('This module is not supposed to be executed alone!')
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