miio.py 文件源码

def AES_cbc_encrypt(token: bytes, plaintext: bytes) -> bytes:
    """Encrypt plain text with device token."""
    key, iv = key_iv(token)
    padder = padding.PKCS7(128).padder()
    padded_plaintext = padder.update(plaintext)
    padded_plaintext += padder.finalize()
    cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=_backend)
    encryptor = cipher.encryptor()
    return encryptor.update(padded_plaintext) + encryptor.finalize()