New Create a new SMTP server that doesn't handle the protocol.

NewAuthBackendMemory creates a new in-memory AuthBackend.

NewDefault Create a new SMTP server with a socket protocol implementation.

ErrInvalidCredentials denotes incorrect credentials.

AuthBackendMemory is a simple in-memory implementation of AuthBackend for testing purpose.

Same as the Mta struct but has methods for handling socket connections.

Server Represents an SMTP server.

SMTPUser is a quick implementation of the User interface.

AuthBackend represents a pluggable authentication backend for the MTA.

Interface for handling blaclists it is meant to be replaced by your own implementation.

Handler is the interface that will be used when a mail was received.

User denotes an authenticated SMTP user.

HandlerFunc is a wrapper to allow normal functions to be used as a handler.