102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# Copyright 2013 The Plaso Project Authors.
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# Please see the AUTHORS file for details on individual authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Formatter for Windows Shortcut (LNK) files."""
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from plaso.lib import errors
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from plaso.formatters import interface
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class WinLnkLinkFormatter(interface.ConditionalEventFormatter):
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"""Formatter for a Windows Shortcut (LNK) link event."""
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DATA_TYPE = 'windows:lnk:link'
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FORMAT_STRING_PIECES = [
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u'[{description}]',
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u'File size: {file_size}',
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u'File attribute flags: 0x{file_attribute_flags:08x}',
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u'Drive type: {drive_type}',
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u'Drive serial number: 0x{drive_serial_number:08x}',
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u'Volume label: {volume_label}',
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u'Local path: {local_path}',
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u'Network path: {network_path}',
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u'cmd arguments: {command_line_arguments}',
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u'env location: {env_var_location}',
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u'Relative path: {relative_path}',
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u'Working dir: {working_directory}',
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u'Icon location: {icon_location}',
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u'Link target: [{link_target}]']
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FORMAT_STRING_SHORT_PIECES = [
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u'[{description}]',
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u'{linked_path}',
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u'{command_line_arguments}']
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SOURCE_LONG = 'Windows Shortcut'
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SOURCE_SHORT = 'LNK'
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def _GetLinkedPath(self, event_object):
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"""Determines the linked path.
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Args:
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event_object: The event object (EventObject) containing the event
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specific data.
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Returns:
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A string containing the linked path.
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"""
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if hasattr(event_object, 'local_path'):
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return event_object.local_path
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if hasattr(event_object, 'network_path'):
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return event_object.network_path
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if hasattr(event_object, 'relative_path'):
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paths = []
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if hasattr(event_object, 'working_directory'):
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paths.append(event_object.working_directory)
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paths.append(event_object.relative_path)
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return u'\\'.join(paths)
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return 'Unknown'
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def GetMessages(self, event_object):
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"""Returns a list of messages extracted from an event object.
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Args:
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event_object: The event object (EventObject) containing the event
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specific data.
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Returns:
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A list that contains both the longer and shorter version of the message
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string.
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"""
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if self.DATA_TYPE != event_object.data_type:
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raise errors.WrongFormatter(u'Unsupported data type: {0:s}.'.format(
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event_object.data_type))
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# Update event object with a description if necessary.
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if not hasattr(event_object, 'description'):
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event_object.description = u'Empty description'
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# Update event object with the linked path.
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event_object.linked_path = self._GetLinkedPath(event_object)
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return super(WinLnkLinkFormatter, self).GetMessages(event_object)
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