Attribute Macro milter_callback::on_eom [−][src]
#[on_eom]
Expand description
Generates a callback function of type EomCallback
that delegates to the
annotated function.
As its sole argument on_eom
takes an identifier to be used as the name of
the generated function.
The on_eom
callback is called when the end of the message body is reached,
that is the end of the SMTP DATA
command. This is the only stage where
message-modifying actions can be taken. The signature of the annotated
function must be as specified below.
Arguments:
Context<T>
– the callback context
Return type:
Status
– the response status
Examples
use milter::{Context, Status};
#[on_eom(eom_callback)]
fn handle_eom(context: Context<MyData>) -> Status {
Status::Continue
}