Type Alias esp_idf_svc::sys::poll_func

pub type poll_func = Option<unsafe extern "C" fn(_: *mut esp_transport_item_t, _: i32) -> i32>;

Aliased Type

enum poll_func {
    None,
    Some(unsafe extern "C" fn(_: *mut esp_transport_item_t, _: i32) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut esp_transport_item_t, _: i32) -> i32)

Some value of type T.