# -*- encoding: utf-8 -*-

import os

import re

from M2Crypto import X509, ASN1, m2, RSA, BIO

import m2ext

def x509_ext_get_object(self):

return ASN1.ASN1_Object(m2_ext.x509_extension_get_object(self._ptr()), 0)

def asn1_object_get_oid(self):

return m2.obj_obj2txt(self._ptr(), 1)

def asn1_object_get_sn(self):

return m2.obj_nid2sn(m2.obj_obj2nid(self._ptr()))

def x509_is_proxy(self):

for i in xrange(self.get_ext_count()):

ext = self.get_ext_at(i)

ext_obj = x509_ext_get_object(ext)

oid = asn1_object_get_oid(ext_obj)

if oid == '1.3.6.1.5.5.7.1.14':

return True

return False

def rsa_to_der(rsa):

buf = BIO.MemoryBuffer()

rsa.save_key_der_bio(buf)

return buf.getvalue()

def monkey():

X509.X509_Extension.get_object = x509_ext_get_object

ASN1.ASN1_Object.get_oid = asn1_object_get_oid

ASN1.ASN1_Object.get_sn = asn1_object_get_sn

X509.X509.is_proxy = x509_is_proxy

RSA.RSA.as_der = rsa_to_der