Dovecot Design

• Overview of Dovecot processes

• Design of index files

  • API for accessing the indexfiles

• Design of authentication process

  • Authentication protocol

• Doveadm server protocol and Doveadm HTTP server protocol

• Doveadm synchronization

• Dovecot Lua support

• Dovecot dict protocol

Protocol extensions

• Forwarding parameters in IMAP/POP3/LMTP/SMTP proxying

Code APIs

• Coding style - explanations how and why the Coding style is the way it is.

Look at the *.h files for the actual API documentation. The documentation below doesn’t attempt to list full API documentation.

liblib:

• Memory allocations

• Static/dynamic buffers

• Dynamic arrays

• String handling

• Input streams

• Output streams

• Events

• Plugins

lib-dcrypt:

• lib-dcrypt data formats

lib-storage:

• Mail user contains everything related to a single user.

• Mail namespace A single user can contain multiple namespaces.

• Mailbox list is used to list/manage a list of mailboxes for a single namespace (1:1 relationship).

• Mail storage is used to access mails in a specific location with a specific mailbox format. Multiple namespaces can point to the same storage. A single namespace may in future (but not currently) point to multiple storages (e.g. a mixed mbox and Maildir directory).

• Mailbox is used to access a specific mailbox in a storage.

• Mail is used to access a specific mail in a mailbox.

• Error handling.

• Plugins - how to hook into lib-storage functions.