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NrosRmwSubscription

nros_rmw_cffi

Type Alias NrosRmwSubscription 

Source 
pub type NrosRmwSubscription = rmw_subscription_t;
Expand description

Compat alias for the generated rmw_subscription_t.

Aliased Type§

#[repr(C)]
pub struct NrosRmwSubscription {
    pub topic_name: *const i8,
    pub type_name: *const i8,
    pub qos: rmw_qos_profile_t,
    pub can_loan_messages: bool,
    pub _reserved: [u8; 7],
    pub backend_data: *mut c_void,
}

Fields§

§topic_name: *const i8

Topic name (borrowed; outlives the subscription).

§type_name: *const i8

Fully-qualified type name. Borrowed.

§qos: rmw_qos_profile_t

QoS subset honoured by this subscription.

§can_loan_messages: bool

Backend exposes loan_recv / release_recv (Phase 99). DERIVED by the runtime from vtable->take_loaned_message; a backend’s write is overwritten (issue 0814).

§_reserved: [u8; 7]

Reserved for future fields; must be zero.

§backend_data: *mut c_void

Opaque backend state. NULL if creation failed.