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partition_table_entry.py
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partition_table_entry.py
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import logging
import struct
import uuid
from partition_types import PartitionTypes
class PartitionTableEntry(object):
def __init__(self, raw_entry):
part_type_uuid, part_id_uuid, first_lba, last_lba, attribs, name = struct.unpack('<16s16sQQQ72s', raw_entry)
self._type_uuid = uuid.UUID(bytes=part_type_uuid)
self._id_uuid = uuid.UUID(bytes=part_id_uuid)
self._first_lba = first_lba
self._last_lba = last_lba
self._name = name.decode('utf-16').rstrip('\0')
self._part_type = PartitionTypes(self._type_uuid)
def __repr__(self):
if self._part_type == PartitionTypes.Unused:
return '<EmptyPartitionTableEntry>'
else:
return '<PartitionTableEntry("{}") {} LBA:[{} -> {}], Type: {}>'.format(self._name, self._id_uuid,
self._first_lba, self._last_lba, self._part_type)
@property
def is_unused(self):
return self._part_type == PartitionTypes.Unused
@property
def partition_type(self):
return self._part_type
@property
def partition_id(self):
return self._id_uuid
@property
def first_block(self):
return self._first_lba
@property
def last_block(self):
return self._last_lba
@property
def length(self):
return self._last_lba + 1 - self._first_lba
@property
def name(self):
return self._name