Problem with gcry_pk_verify

Jean-Philippe Garcia Ballester giga at le-pec.org
Sun Aug 21 18:06:52 CEST 2005


On Sat, Aug 20, 2005 at 11:42:37PM +0200, Moritz Schulte wrote :
> Jean-Philippe Garcia Ballester wrote:
> 
> > But I still got a problem with DSA host key verification. The sexp is
> > build like this :
> > (data
> >  (flags raw)
> >  (value #9092EA3A02CD3738DD71DAE3FEAD27F3FC22A30F#)
> >  )
> > The problem is that it fails with Invalid Object (the mpi scanning fails
> > because it's negative). If I put 0s, it fails with Invalid DSA
> > signature.
> 
> I guess you have triggered the "Invalid signature" error.  In this case:
> are you SURE that the value you have provided is indeed a correct DSA
> signature?  Please send example code to me.

Oops. When putting 0s, I forgot to increment the data size parameter.
Thanks a lot for your help.

-- 
Jean-Philippe Garcia Ballester
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