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#!/usr/bin/env python
import argparse
import lief
import sys
lief.Logger.set_level(lief.LOGGING_LEVEL.INFO)
def bin2lib(binary, address, output, name=""):
if not binary.is_pie:
print("It only works with PIE binaries")
sys.exit(1)
function = binary.add_exported_function(address, name)
print("Function created:")
print(function)
binary.write(output)
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="")
parser.add_argument("--name", "-n", default="", help="Name of the function to create")
parser.add_argument("--output", "-o", default="libfoo.so", help="Output name. (Default: %(default)")
parser.add_argument("binary", help="The target binary")
parser.add_argument("address", type=lambda e : int(e, 0), help="Address of the function to export")
args = parser.parse_args()
binary = lief.parse(args.binary)
bin2lib(binary, args.address, args.output, name=args.name)
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