Cyrus APIs ?

[Brian Awood]

On Thursday 28 May 2009 @ 18:27, Thomas Cataldo wrote:
> Hi,
>
> We are building webmail & groupware software using cyrus for the
> mail storage part. I'm wondering if any programming interface
> existed to extend cyrus parts ?
>
> Interesting things for us would be :
>   - extending sieve (for exemple to implement "in my organisation"
> / "out of my organisation" vacation messages)
>   - IMAP protocol extensions (most needed thing would be to "idle"
> on every folders, not just inbox)
>   - custom authentification mechanism (for single sign-on purpose,
> because kerberos doesn't fit everywhere)

We use Kerberos and single sign-on for webmail.  
Have you looked at CoSign?  http://weblogin.org/

Brian