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Gallopsled / pwntools / 1

28 Jan 2022 10:58AM UTC coverage: 0.0% (-73.8%) from 73.823%
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Fix CI after Groovy Gorilla went away for libc unstrip test (#2025)

* Fix CI after Groovy Gorilla went away for libc unstrip test

Build elfutils 0.181 from source since we can't use builds
from a newer ubuntu version anymore.

* Install python wheels in CI

0 of 1 new or added line in 1 file covered. (0.0%)

13713 existing lines in 142 files now uncovered.

0 of 16559 relevant lines covered (0.0%)

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Source File
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/pwnlib/commandline/elfpatch.py
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#!/usr/bin/env python2
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from __future__ import absolute_import
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from __future__ import division
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import sys
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import pwnlib.args
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pwnlib.args.free_form = False
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from pwn import *
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from pwnlib.commandline import common
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p = common.parser_commands.add_parser(
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    'elfpatch',
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    help = 'Patch an ELF file',
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    description = 'Patch an ELF file'
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)
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p.add_argument('elf',help="File to patch")
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p.add_argument('offset',help="Offset to patch in virtual address (hex encoded)")
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p.add_argument('bytes',help='Bytes to patch (hex encoded)')
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def main(a):
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    if not a.offset.startswith('0x'):
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        a.offset = '0x' + a.offset
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    offset = int(a.offset, 16)
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    bytes  = unhex(a.bytes)
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    with context.silent:
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        elf    = ELF(a.elf)
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    elf.write(offset, bytes)
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    getattr(sys.stdout, 'buffer', sys.stdout).write(elf.get_data())
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if __name__ == '__main__':
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    pwnlib.commandline.common.main(__file__)
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