Enum kernel::registry::ReplyTo

pub enum ReplyTo<RD: RegisteredDriver> {
    KChannel(KProducer<Envelope<Result<RD::Response, RD::Error>>>),
    OneShot(Sender<Envelope<Result<RD::Response, RD::Error>>>),
    Userspace {
        nonce: u32,
        outgoing: MpscProducer,
    },
}

A ReplyTo is used to allow the CLIENT of a service to choose the way that the driver SERVICE replies to us. Essentially, this acts as a “self addressed stamped envelope” for the SERVICE to use to reply to the CLIENT.

Variants

KChannel(KProducer<Envelope<Result<RD::Response, RD::Error>>>)

OneShot(Sender<Envelope<Result<RD::Response, RD::Error>>>)

Userspace

Fields

nonce: u32

outgoing: MpscProducer

Implementations

impl<RD: RegisteredDriver> ReplyTo<RD>

pub async fn reply_konly( self, envelope: Envelope<Result<RD::Response, RD::Error>>, ) -> Result<(), ReplyError>

impl<RD: RegisteredDriver> ReplyTo<RD>

where RD::Response: Serialize + MaxSize, RD::Error: Serialize + MaxSize,

pub async fn reply( self, uuid_source: Uuid, envelope: Envelope<Result<RD::Response, RD::Error>>, ) -> Result<(), ReplyError>