EngineMessageV1

Purpose

A message sent between two engine instances .

Type

Record with fields:

• src: EngineIdentity

Source engine identity

• dst: DestinationIdentity

Destination identity

• id: u64

Message ID: unique per src-dst pairs

• reply_to: Option

id of a previous message this message is in reply to

• expiry Option

Expiry time for outgoing messages. See P2PMessage & TransportMessage.

• rprefs: Option<RoutingPrefs>

Routing preferences

• tprefs: Option<TransportPrefs>

Transport preferences

• protocol: Protocol

Protocol & version used in body

• body: Vec

Serialized message body

• sig: Option

Signature over the above fields by src