Hi Michael,
Thanks for the comment, I updated de version of ItextSharp and all works
fine now.
Thanks.
2010/2/25 <m...@wir-sind-cool.org>
> Daniel,
>
> > Are the samples wrong, am I missing something?
>
> In general the samples are working all right.
>
> If you tell us which iTextSharp version exactly you use and give us an
> example PDF file that resists being signed, we might help you.
>
> Regards, Michael.
>
> ________________________________
>
> Von: Daniel Oliveras [mailto:dolive...@gmail.com]
> Gesendet: Donnerstag, 25. Februar 2010 09:24
> An: Post all your questions about iText here
> Betreff: [iText-questions] Testing signatures with ItextSharp
>
>
> Hi,
>
> I am testing the samples in
> http://itextpdf.sourceforge.net/howtosign.html#signextitextsharp2 to see
> how it works the signature process in ItextSharp, but I found that those
> samples does not work, in my case every time I try to sign a PDF hapens the
> following:
>
> Stream s = sap.RangeStream;
> int read = 0;
> byte[] buff = new byte[8192];
> while ((read = s.Read(buff, 0, 8192)) > 0) {
> sha.TransformBlock(buff, 0, read, buff, 0);
> }
>
> the call to sap.RangeStream returns always an empty Stream, provoquing the
> attempt to sign an empty Hash.
>
> I copied the samples exactly as they are on the web, but the same thing
> hapens with the functions SignHashed() and SignDetached().
>
>
> --
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>
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------------------------------------------------------------------------------
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Try the new software tools for yourself. Speed compiling, find bugs
proactively, and fine-tune applications for parallel performance.
See why Intel Parallel Studio got high marks during beta.
http://p.sf.net/sfu/intel-sw-dev
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