Function decrypt

server/projects/file/utils/cdcrypto.py:30–39

使用key对password密文进行解密

(cipher_password, key)

def decrypt(cipher_password, key):
    """使用key对password密文进行解密"""
    if cipher_password is None:
        return None
    if key is None:
        raise Exception("Decrypt key should not be none.")
    key = __encode(key)
    aes = pyaes.AESModeOfOperationCTR(key)
    pwd = aes.decrypt(a2b_hex(cipher_password))
    return __decode(pwd)