plaso-rubanetra/plaso/parsers/plist_plugins/bluetooth.py
2020-04-06 18:48:34 +02:00

100 lines
3.9 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright 2013 The Plaso Project Authors.
# Please see the AUTHORS file for details on individual authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""This file contains a default plist plugin in Plaso."""
from plaso.events import plist_event
from plaso.parsers import plist
from plaso.parsers.plist_plugins import interface
class BluetoothPlugin(interface.PlistPlugin):
"""Basic plugin to extract interesting Bluetooth related keys."""
NAME = 'plist_bluetooth'
DESCRIPTION = u'Parser for Bluetooth plist files.'
PLIST_PATH = 'com.apple.bluetooth.plist'
PLIST_KEYS = frozenset(['DeviceCache', 'PairedDevices'])
# LastInquiryUpdate = Device connected via Bluetooth Discovery. Updated
# when a device is detected in discovery mode. E.g. BT headphone power
# on. Pairing is not required for a device to be discovered and cached.
#
# LastNameUpdate = When the human name was last set. Usually done only once
# during initial setup.
#
# LastServicesUpdate = Time set when device was polled to determine what it
# is. Usually done at setup or manually requested via advanced menu.
def GetEntries(
self, parser_context, file_entry=None, parser_chain=None, match=None,
**unused_kwargs):
"""Extracts relevant BT entries.
Args:
parser_context: A parser context object (instance of ParserContext).
file_entry: Optional file entry object (instance of dfvfs.FileEntry).
The default is None.
parser_chain: Optional string containing the parsing chain up to this
point. The default is None.
match: Optional dictionary containing extracted keys from PLIST_KEYS.
The default is None.
"""
root = '/DeviceCache'
for device, value in match['DeviceCache'].items():
name = value.get('Name', '')
if name:
name = u''.join(('Name:', name))
if device in match['PairedDevices']:
desc = 'Paired:True {0:s}'.format(name)
key = device
if 'LastInquiryUpdate' in value:
event_object = plist_event.PlistEvent(
root, key, value['LastInquiryUpdate'], desc)
parser_context.ProduceEvent(
event_object, parser_chain=parser_chain, file_entry=file_entry)
if value.get('LastInquiryUpdate'):
desc = u' '.join(filter(None, ('Bluetooth Discovery', name)))
key = u''.join((device, '/LastInquiryUpdate'))
event_object = plist_event.PlistEvent(
root, key, value['LastInquiryUpdate'], desc)
parser_context.ProduceEvent(
event_object, parser_chain=parser_chain, file_entry=file_entry)
if value.get('LastNameUpdate'):
desc = u' '.join(filter(None, ('Device Name Set', name)))
key = u''.join((device, '/LastNameUpdate'))
event_object = plist_event.PlistEvent(
root, key, value['LastNameUpdate'], desc)
parser_context.ProduceEvent(
event_object, parser_chain=parser_chain, file_entry=file_entry)
if value.get('LastServicesUpdate'):
desc = desc = u' '.join(filter(None, ('Services Updated', name)))
key = ''.join((device, '/LastServicesUpdate'))
event_object = plist_event.PlistEvent(
root, key, value['LastServicesUpdate'], desc)
parser_context.ProduceEvent(
event_object, parser_chain=parser_chain, file_entry=file_entry)
plist.PlistParser.RegisterPlugin(BluetoothPlugin)