:py:mod:`dissect.volume.raid.stream`
====================================

.. py:module:: dissect.volume.raid.stream


Module Contents
---------------

Classes
~~~~~~~

.. autoapisummary::

   dissect.volume.raid.stream.Level
   dissect.volume.raid.stream.Layout
   dissect.volume.raid.stream.LinearStream
   dissect.volume.raid.stream.Zone
   dissect.volume.raid.stream.RAID0Stream
   dissect.volume.raid.stream.RAID456Stream
   dissect.volume.raid.stream.RAID10Stream




.. py:class:: Level


   Bases: :py:obj:`enum.IntEnum`

   RAID level identifiers.

   .. py:attribute:: LINEAR

      

   .. py:attribute:: RAID0
      :value: 0

      

   .. py:attribute:: RAID1
      :value: 1

      

   .. py:attribute:: RAID3
      :value: 3

      

   .. py:attribute:: RAID4
      :value: 4

      

   .. py:attribute:: RAID5
      :value: 5

      

   .. py:attribute:: RAID6
      :value: 6

      

   .. py:attribute:: RAID10
      :value: 10

      


.. py:class:: Layout


   Bases: :py:obj:`enum.IntEnum`

   RAID layout identifiers.

   "Coincidentally" these align with Linux MD.

   .. py:attribute:: LEFT_ASYMMETRIC
      :value: 0

      

   .. py:attribute:: RIGHT_ASYMMETRIC
      :value: 1

      

   .. py:attribute:: LEFT_SYMMETRIC
      :value: 2

      

   .. py:attribute:: RIGHT_SYMMETRIC
      :value: 3

      

   .. py:attribute:: PARITY_0
      :value: 4

      

   .. py:attribute:: PARITY_N
      :value: 5

      

   .. py:attribute:: ROTATING_ZERO_RESTART
      :value: 8

      

   .. py:attribute:: ROTATING_N_RESTART
      :value: 9

      

   .. py:attribute:: ROTATING_N_CONTINUE
      :value: 10

      

   .. py:attribute:: LEFT_ASYMMETRIC_6
      :value: 16

      

   .. py:attribute:: RIGHT_ASYMMETRIC_6
      :value: 17

      

   .. py:attribute:: LEFT_SYMMETRIC_6
      :value: 18

      

   .. py:attribute:: RIGHT_SYMMETRIC_6
      :value: 19

      

   .. py:attribute:: PARITY_0_6
      :value: 20

      

   .. py:attribute:: PARITY_N_6

      


.. py:class:: LinearStream(virtual_disk: dissect.volume.raid.raid.VirtualDisk)


   Bases: :py:obj:`dissect.util.stream.MappingStream`

   Implements a stream on a linear RAID set.


.. py:class:: Zone


   Bases: :py:obj:`NamedTuple`

   .. py:attribute:: zone_end
      :type: int

      

   .. py:attribute:: dev_start
      :type: int

      

   .. py:attribute:: devices
      :type: list[tuple[int, dissect.volume.raid.raid.PhysicalDisk]]

      


.. py:class:: RAID0Stream(virtual_disk: dissect.volume.raid.raid.VirtualDisk)


   Bases: :py:obj:`dissect.util.stream.AlignedStream`

   Implements a stream on a RAID0 set.


.. py:class:: RAID456Stream(virtual_disk: dissect.volume.raid.raid.VirtualDisk)


   Bases: :py:obj:`dissect.util.stream.AlignedStream`

   Implements a stream on a RAID5 set.


.. py:class:: RAID10Stream(virtual_disk: dissect.volume.raid.raid.VirtualDisk)


   Bases: :py:obj:`dissect.util.stream.AlignedStream`

   Implements a stream on a RAID10 set.