def evp_decode(cipher_text, passphrase, salt=None):
if not salt:
salt = cipher_text[8:16]
cipher_text = cipher_text[16:]
data = cUtil.evpKDF(passphrase, salt)
decrypter = pyaes.Decrypter(pyaes.AESModeOfOperationCBC(data['key'], data['iv']))
plain_text = decrypter.feed(cipher_text)
plain_text += decrypter.feed()
return plain_text
def _decrypt(self, msg, key, iv):
msg = unhexlify(msg)
key = unhexlify(key)
iv = unhexlify(iv)
if len(iv) != 16:
logger.info("iv length is" + str(len(iv)) + " must be 16.")
return False
decrypter = pyaes.Decrypter(pyaes.AESModeOfOperationCBC(key, iv))
plain_text = decrypter.feed(msg)
plain_text += decrypter.feed()
f = hexlify(plain_text)
return f
def _decrypt(msg, key, iv):
msg = unhexlify(msg)
key = unhexlify(key)
iv = unhexlify(iv)
if len(iv) != 16:
logger.info("iv length is" + str(len(iv)) + " must be 16.")
return False
decrypter = pyaes.Decrypter(pyaes.AESModeOfOperationCBC(key, iv))
plain_text = decrypter.feed(msg)
plain_text += decrypter.feed()
f = hexlify(plain_text)
return f
if 'User-Agent=' not in sUrl:
delimiter = '&' if '|' in sUrl else '|'
sUrl += delimiter + "User-Agent=" + oRequest.getHeaderEntry('User-Agent')
return sUrl
def __decrypt_text(self, key, iv, txt):
from resources.lib import pyaes
decrypter = pyaes.Decrypter(pyaes.AESModeOfOperationCBC(key, iv=iv))
decrypted_txt = decrypter.feed(txt)
decrypted_txt += decrypter.feed()
return decrypted_txt
