ApplyLayer applies a single layer on top of the given provided layer chain, using the provided snapshotter and applier.

ApplyLayers applies all the layers using the given snapshotter and applier.

CreateDiff creates a layer diff for the given snapshot identifier from the parent of the snapshot.

InitRootFS initializes the snapshot for use as a rootfs.

Layer represents the descriptors for a layer diff.

Mounter handles mount and unmount.