[aescrypt] [Fwd: java aes crypt could not support the excel]

[David García]

OK. I'll try to reproduce it, but it would be easier if you could send me a
test file (XLS that fails).

On Thu, Oct 29, 2009 at 2:13 AM, 赵鲁 <zhaolu at ceopen.cn> wrote:

>  yes，I tried XLS files with different sizes,but not success.
>
>
> 2009-10-29
> ------------------------------
>  赵鲁
> ------------------------------
> *发件人：* David_Garc韆
> *发送时间：* 2009-10-28  20:46:40
> *收件人：* Paul E. Jones
> *抄送：* 赵鲁; aescrypt
> *主题：* Re: [aescrypt] [Fwd: java aes crypt could not support the excel]
>  Hi,
>
> Most probably, the bug is related to the way the file size modulo is
> computed, as the algorithm behavior has nothing to do with file types.
>
> Could you try XLS files with different sizes?
> Could you provide the XLS file or, if not possible, the size of your XLS
> file?
>
> Thanks.
>
>    David
>
>
> On Wed, Oct 28, 2009 at 1:18 PM, Paul E. Jones <paulej at packetizer.com>wrote:
>
>> That should definitely not happen.  The fact it is an XLS file should also
>> make no difference at all.  Perhaps there is a bug with either reading or
>> writing the file modulo?
>>
>> David, would you be able to provide some guidance?
>>
>> Paul
>>
>> 赵鲁 wrote:
>>
>>
>> For example , I decrypt the file of a.xls.aes with java AESCrypt , but the
>> decrypted file a.xls couldn't opened normally .
>> I modify the code in the AESCrypt.java
>> <old code>
>>  if (block == 1) {
>> len = in.read(); // 4 bits size mod 16.
>> debug("4 bits size mod 16: " + len);
>> }
>> out.write(text, 0, len);
>> <new code>
>>  if (block == 1) {
>> if (!toFile.toLowerCase().endsWith(".xls")) {
>> len = in.read();
>>  debug("4 bits size mod 16: " + len);
>> }
>> }
>> out.write(text, 0, len);
>>
>> now ,I can open it normally.
>>
>>
>> 2009-10-28
>> ------------------------------
>>  赵鲁
>> ------------------------------
>> *发件人：* Paul E. Jones
>> *发送时间：* 2009-10-27  16:15:37
>> *收件人：* aescrypt; 赵鲁
>> *抄送：*
>> *主题：* [Fwd: java aes crypt could not support the excel]
>>
>>   赵鲁,
>>
>> I am forwarding your message to the AES Crypt mailing list to see if
>> others might be able to help you.  However, it's not entirely clear what the
>> issue is, so can you clarify it further?
>>
>> Thanks,
>> Paul
>>
>> -------- Original Message --------  Subject: java aes crypt could not
>> support the excel Date: Tue, 27 Oct 2009 10:26:50 +0800 From: 赵鲁
>> <zhaolu at ceopen.cn> <zhaolu at ceopen.cn> To: support
>> <support at packetizer.com> <support at packetizer.com>
>>
>>
>> Hi£º
>>
>> java aes crypt could not support the excel  , please give me a help
>> ,thanks very much.
>>
>>
>>
>> zhaolu
>> 2009-10-27
>> ------------------------------
>> http://www.ceopen.cn
>>
>>
>>
>>
>
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