[Jsdsi-users] Re: <What's the correct way to send over Proof?>

[Sean R. <sra...@ae...>]

On Wed, 2004-05-05 at 21:49, Sameer Ajmani wrote:
> Good idea.  The site should also include a HOWTO for several common tasks:
> creating keys, certificates, signatures, proofs, writing and reading these
> from a file or the network, etc.
> 
Another good idea... I'll try to make a start on that this w/e (the
HOWTO) - if the Proof stuff isn't done by then I'll try for that too....


Sean

> Sameer
> 
> > On Wed, 2004-05-05 at 12:16, Sameer Ajmani wrote:
> >> You can transfer a Proof as a Sequence (using proof.getSequence).  But
> >> we should probably add support for transferring it just as a Proof.
> >> The reason I didn't in the firts place is because Proof isn't actually
> >> an official SPKI/SDSI datatype---it's specific to JSDSI.
> >>
> >
> > I'd vote for making Proof SExpression'able (and consequently implement
> > java.io.Serializable). Just seems sensible and thinking about it... I
> > hit the same problem (but never got round to raising the issue) about a
> > year ago!
> >
> > Guess we should be adding things like this to the 'Future Work' section
> > of the site (so we don't forget them) - until we get an issue tracking
> > application going...
> >
> > Regards,
> >
> > Sean
> >
> >> Sameer
> >>
> >> > Dear Sameer, Sean, and jsdsi experts,
> >> >
> >> > Orignial NameCert or AuthCert which are be embedded in Certifcate
> >> can be sent and receive well by using CertificateFactory Engine But
> >> now, after the client generates proof from certificate discovery,
> >> how should I send this over correctly? Currently, I try to use
> >> jsdsi.ObjOutputStream and jsdsi.ObjInputStream: Client:
> >> >     FileOutputStream pd_file_out = new
> >> > FileOutputStream("server_agent_queue.txt", true);
> >> > jsdsi.sexp.ObjOutputStream pd_oos = new
> >> > jsdsi.sexp.ObjOutputStream(pd_file_out);
> >> > pd_oos.writeCanonical(proof);
> >> >     pd_file_out.close();
> >> >
> >> >  Server:
> >> >     FileInputStream file_in = new
> >> > FileInputStream("server_agent_queue.txt"); jsdsi.sexp.ObjInputStream
> >> ois = new jsdsi.sexp.ObjInputStream(fis); while (true) {
> >> >           if (ois.available() > 0) {
> >> >   ===>          jsdsi.Proof pf = (jsdsi.Proof) ois.readObj();
> >> >             break;
> >> >           }
> >> >         }
> >> >
> >> > But it occures following error on ===> line:
> >> > jsdsi.sexp.SexpParseException: unrecognized object type: proof
> >> >
> >> > Any idea, please? and Thanks for answer in advanced!
> >> >
> >> > Sincerely,
> >> >
> >> > Matt
> >>
> >>
> >> http://ajmani.net
> >>
> > --
> > Dr. Sean Radford, MBBS, MSc
> > sra...@ae...
> > http://www.aegeus-technology.com
> 
> 
> http://ajmani.net
> 
-- 
Dr. Sean Radford, MBBS, MSc
sra...@ae...
http://www.aegeus-technology.com