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

[Boudhayan Gupta]

I'd first ascertain whether the file is corrupt. Why don't you dump
the tar to a QFile and manually use tar -xvf to extract it, just to
test whether the download is working?

On 2 November 2015 at 23:23, 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.
>
> --
> Luiz Romário Santana Rios
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