process返回一个Uint8List,它是无符号整数(0-255)的列表.我需要将此Uint8List转换为可以轻松转换回相同Uint8List的字符串.
var cipherText = cipher.process( inputAsUint8List );
return ASCII.decode(cipherText);
ASCII.decode throws an error since some of the integers are > 127.