libzip: libzip-discuss: Re: Libzip and zip files and files in the zip > 4gb

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From: Dieter Baron <dillo%danbala.tuwien.ac.at@localhost>
To: libzip-discuss%nih.at@localhost
Subject: Re: Libzip and zip files and files in the zip > 4gb
Date: Tue, 9 Feb 2010 20:48:37 +0100

On Feb 9, 2010, at 18:44, Jason Venner wrote:

> I have an application that generates quite large zip files, where the 
> individual files stored in the zip are greater than 4gb. Are there any plans 
> to support allow large files with libzip?
> It looks to me, that the code internally manages offsets and file sizes as 
> unsigned integers, capping things at 4gb.

  The development version has been cleaned up in this regard, both internally 
and in the API, in preparation for eventual zip64 support.  It will come, but 
it will take some time.

> I get the ‘Not a Zip File’ error when opening the files.

   Because they (need to) use the zip64 extension, and libzip does not 
understand it (yet).

yours,
dillo

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