d = bits.RotateLeft32(d, 8)
	c += d
	b ^= c
	b = bits.RotateLeft32(b, 7)
	return a, b, c, d
}

// SetCounter sets the Cipher counter. The next invocation of XORKeyStream will
// behave as if (64 * counter) bytes had been encrypted so far.
//
// To prevent accidental counter reuse, SetCounter panics if counter is less
// than the current value.
//
// Note that the execution time of XORKeyStream is not independent of the

            abstract class CountRecorder implements TransformAction<Parameters> {
                interface Parameters extends TransformParameters{
                    @Input
                    Counter getCounter()
                    void setCounter(Counter counter)
                }

                @InputArtifact
                abstract Provider<FileSystemLocation> getInputArtifact()

                CountRecorder() {

	// Inject real implementations here, test through the internal function.
	return plugin.newMounterInternal(spec, pod.UID, &fcUtil{}, plugin.host.GetMounter(plugin.GetPluginName()), plugin.host.GetExec(plugin.GetPluginName()))
}

	}

	return &localVolumeMounter{
		localVolume: &localVolume{
			pod:             pod,
			podUID:          pod.UID,
			volName:         spec.Name(),
			mounter:         plugin.host.GetMounter(plugin.GetPluginName()),
			hostUtil:        kvh.GetHostUtil(),
			plugin:          plugin,
			globalPath:      globalLocalPath,

		return nil, fmt.Errorf("nil pod")
	}
	secret, err := createSecretMap(spec, plugin, pod.Namespace)
	if err != nil {
		return nil, err
	}
	return plugin.newMounterInternal(spec, pod.UID, &ISCSIUtil{}, plugin.host.GetMounter(plugin.GetPluginName()), plugin.host.GetExec(plugin.GetPluginName()), secret)
}

}

func (plugin *emptyDirPlugin) NewMounter(spec *volume.Spec, pod *v1.Pod, opts volume.VolumeOptions) (volume.Mounter, error) {
	return plugin.newMounterInternal(spec, pod, plugin.host.GetMounter(plugin.GetPluginName()), &realMountDetector{plugin.host.GetMounter(plugin.GetPluginName())}, opts)
}

func calculateEmptyDirMemorySize(nodeAllocatableMemory *resource.Quantity, spec *volume.Spec, pod *v1.Pod) *resource.Quantity {

	}
}

func (plugin *portworxVolumePlugin) NewMounter(spec *volume.Spec, pod *v1.Pod, _ volume.VolumeOptions) (volume.Mounter, error) {
	return plugin.newMounterInternal(spec, pod.UID, plugin.util, plugin.host.GetMounter(plugin.GetPluginName()))
}

func (plugin *portworxVolumePlugin) newMounterInternal(spec *volume.Spec, podUID types.UID, manager portworxManager, mounter mount.Interface) (volume.Mounter, error) {

	return &configMapVolumeMounter{
		configMapVolume: &configMapVolume{
			spec.Name(),
			pod.UID,
			plugin,
			plugin.host.GetMounter(plugin.GetPluginName()),
			volume.NewCachedMetrics(volume.NewMetricsDu(getPath(pod.UID, spec.Name(), plugin.host))),
		},
		source:       *spec.Volume.ConfigMap,
		pod:          *pod,
		opts:         &opts,

		return -1
	}

	for _, mf := range mfs {
		if mf.Name != nil && *mf.Name == name {
			mfMetric := mf.GetMetric()
			for _, m := range mfMetric {
				if m.GetCounter() != nil {
					return int(m.GetCounter().GetValue())
				}
			}
		}
	}

	return -1

	}

	plugin, err := kvh.kubelet.volumePluginMgr.FindPluginBySpec(&spec)
	if err != nil {
		return nil, err
	}

	return plugin.NewUnmounter(spec.Name(), podUID)
}

func (kvh *kubeletVolumeHost) GetMounter(pluginName string) mount.Interface {
	return kvh.kubelet.mounter
}

func (kvh *kubeletVolumeHost) GetHostName() string {
	return kvh.kubelet.hostname
}