Failure while executing KTar::open while using KCompressionDevice as the device

[Luiz Romário Santana Rios]

2015-11-02 22:41 GMT-03:00 Aleix Pol <aleixpol at kde.org>:
> On Mon, Nov 2, 2015 at 6:53 PM, Luiz Romário Santana Rios
> <luizromario at gmail.com> wrote:
>> Hello,
>>
>> I'm trying to decompress a XZ archive downloaded using
>> QNetworkAccessManager, so, according to the documents, I have to pass
>> the QNetworkReply pointer to a KCompressionDevice and, then, use it as
>> Ktar's device like this:
>>
>> https://gist.github.com/anonymous/b8fb686367f518a7dbb5
>>
>> The problem is that KTar::open() fails and returns false. The file I'm
>> trying to extract has the following structure more or less:
>> /root
>> /root/dir
>> /root/dir/file1
>> /root/dir/file2
>> ...
>>
>> So, as far as I've seen, the code runs normally when entering /root
>> and /root/dir, but, pretty high in the stack, at
>> KXzFilter::uncompress(), the call to lzma_code returns
>> LZMA_FORMAT_ERROR while trying to uncompress file1 (or file2, I'm not
>> sure). Here's the call stack:
>>
>> https://gist.github.com/anonymous/9ea380cfe48daadb5971
>>
>> Is this a bug? If it's a bug, how can I proceed to fix it?
>>
>> Thanks for the attention.
>
> Hi,
> A good first step would be coming up with a unit test like the ones
> you can find in karchive/autotests. If we have a reproducible test
> case it will be much faster to fix (for you and for us).
>
> Regards,
> Aleix

I'll do that, but how do I host a local file so that it can be
"downloaded" from QNAM?

-- 
Luiz Romário Santana Rios