Struct MessageMeta 

pub struct MessageMeta {
    pub name: &'static str,
    pub layout: LayoutProfile,
    pub transfer_caps: &'static [TransferMode],
    pub is_stable: bool,
    pub semantic_kind: SemanticKind,
    pub memory_class: MemoryClass,
}

Static metadata of a message contract.

Used by the MessageContract trait to store declared layout, name, and transfer capability information.

Fields

name: &'static str

Message name (e.g. “CameraFrame”).

layout: LayoutProfile

Memory layout profile.

transfer_caps: &'static [TransferMode]

Supported transfer modes.

is_stable: bool

Whether this message is 100% VASI-compliant (contains only POD or VRef). If false, the runtime must use the Hybrid Data Plane.

semantic_kind: SemanticKind

Semantic type classification.

memory_class: MemoryClass

Memory class for allocation.

Trait Implementations

impl Clone for MessageMeta

fn clone(&self) -> MessageMeta

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MessageMeta

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for MessageMeta