Method resolveQueue

src/bccore/bccore.go:319–338

(qh blobcache.Handle, requires blobcache.ActionSet)

}

func (sys *System) resolveQueue(qh blobcache.Handle, requires blobcache.ActionSet) (queue, blobcache.ActionSet, error) {
	sys.mu.RLock()
	defer sys.mu.RUnlock()
	oid, rights := sys.handles.Resolve(qh)
	if rights == 0 {
		return queue{}, 0, blobcache.ErrInvalidHandle{Handle: qh}
	}
	if rights&requires < requires {
		return queue{}, 0, blobcache.ErrPermission{
			Handle:   qh,
			Rights:   rights,
			Requires: requires,
		}
	}
	q, exists := sys.queues[oid]
	if !exists {
		return queue{}, 0, blobcache.ErrInvalidHandle{Handle: qh}
	}
	return q, rights, nil
}

// Share creates a new handle from x and applies mask.
func (sys *System) Share(x blobcache.Handle, mask blobcache.ActionSet) (blobcache.Handle, error) {