security-cw/ROPgadget/ropgadget/ropchain/ropmaker.py

## -*- coding: utf-8 -*-
##
##  Jonathan Salwan - 2014-05-13
## 
##  http://shell-storm.org
##  http://twitter.com/JonathanSalwan
## 

from capstone           import *
from ropgadget.ropchain.arch.ropmakerx86   import *
from ropgadget.ropchain.arch.ropmakerx64   import *

class ROPMaker(object):
    def __init__(self, binary, gadgets, paddingLen, outFile, execPath, offset):
        self.__binary   = binary
        self.__gadgets  = gadgets
        self.paddingLen = paddingLen
        self.outFile    = outFile
        self.execPath   = execPath
        self.__offset   = offset

        self.__handlerArch()

    def __handlerArch(self):

        if self.__binary.getArch() == CS_ARCH_X86           \
            and self.__binary.getArchMode() == CS_MODE_32   \
            and self.__binary.getFormat() == "ELF":
            ROPMakerX86(self.__binary, self.__gadgets, self.paddingLen, self.outFile, self.execPath, self.__offset)

        elif self.__binary.getArch() == CS_ARCH_X86         \
            and self.__binary.getArchMode() == CS_MODE_64   \
            and self.__binary.getFormat() == "ELF":
            ROPMakerX64(self.__binary, self.__gadgets, self.paddingLen, self.__offset)

        else:
            print("\n[Error] ROPMaker.__handlerArch - Arch not supported yet for the rop chain generation")