Re: [Evolution-hackers] Verifying an Inline PGP message

[Jeffrey Stedfast <fejj novell com>]

CamelMultipartSigned derives from CamelMultipart which has interfaces
for adding/removing/etc parts.

Jeff

On Fri, 2005-03-18 at 00:30 +1300, Matt Brown wrote:
> Hi, 
> 
> Thanks to some excellent help from NotZed on IRC I'm making good
> progress on my e-plugin to handle inline pgp messages. 
> 
> Currently it's able to scan a message, and break it up into "parts" (ie,
> message text and signature). 
> 
> Ideally what I would like to be able to do now, is construct a
> camel_multipart_signed structure so that I can pass it directly to
> gpg_verify and save on duplicated code. But I can't see how I can do
> this atm. camel_multipart_signed only seems to support parsing an
> incoming PGP/Mime type message and constructing a PGP/Mime type message
> from a peice of plain text to be signed. The functions for adding
> arbitrary parts are very obviously not implemented.
> 
> I see a few options here
> 1) Update camel_multipart_signed to allow me to add arbitrary parts to
> it
> 2) Create a new object derived from camel_multipart_signed that allows
> arbitrary parts to be added
> 3) Duplicate most of the functionality in gpg_verify such that I don't
> ned to use a camel_multipart_signed. 
> 
> Option 1 seems to be best from my point of view, but I'm assuming there
> is a reason why the add part functions were not implemented in the first
> place?
> 
> I realise I'm glossing over issues around canonicalisation etc atm, I
> will deal with those once I've determined the basic approach towards
> message verification. 
> 
> Regards
>