Function gnunet_sys::GNUNET_MQ_notify_sent

pub unsafe extern "C" fn GNUNET_MQ_notify_sent(
    ev: *mut GNUNET_MQ_Envelope, 
    cb: GNUNET_SCHEDULER_TaskCallback, 
    cb_cls: *mut c_void
)

Call a callback once the envelope has been sent, that is, sending it can not be canceled anymore. There can be only one notify sent callback per envelope.

@param ev message to call the notify callback for @param cb the notify callback @param cb_cls closure for the callback