Function esp_idf_svc::hal::sys::uxQueueSpacesAvailable

source ยท 
pub unsafe extern "C" fn uxQueueSpacesAvailable(
    xQueue: *mut QueueDefinition,
) -> u32
Expand description

Return the number of free spaces available in a queue. This is equal to the number of items that can be sent to the queue before the queue becomes full if no items are removed.

@param xQueue A handle to the queue being queried.

@return The number of spaces available in the queue.

\ingroup QueueManagement