[Dovecot] Transparent IMAP proxy

Hi, I'm considering patching Dovecot to work as a transparent (and virus scanning) IMAP proxy. What is the appropriate feature to extend? (I've considered the following: IMAPC and reverse proxying, with IMAPC looking more promising since it actually parses IMAP communication). Can anyone w

[Dovecot] IMAPC feature description

Hi, I couldn't find any decent documentation about the IMAPC feature. Could someone please explain the purpose of this feature? In particular, what are the differences between IMAPC and reverse proxying? Thanks.