diff options
Diffstat (limited to 'python/binaryview.py')
| -rw-r--r-- | python/binaryview.py | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/python/binaryview.py b/python/binaryview.py index 4c63be77..8c2ed01f 100644 --- a/python/binaryview.py +++ b/python/binaryview.py @@ -877,6 +877,16 @@ class BinaryViewType(with_metaclass(_BinaryViewTypeMetaclass, object)): example, opening a relocatable object file with :func:`get_view_of_file` sets 'loader.imageBase' to `0`, whereas enabling the **'files.pic.autoRebase'** \ setting and opening with :func:`get_view_of_file_with_options` sets **'loader.imageBase'** to ``0x400000`` for 64-bit binaries, or ``0x10000`` for 32-bit binaries. + .. note:: Although general container file support is not complete, support for Universal archives exists. It's possible to control the architecture preference \ + with the **'files.universal.architecturePreference'** setting. This setting is scoped to SettingsUserScope and can be modified as follows :: + + >>> Settings().set_string_list("files.universal.architecturePreference", ["arm64"]) + + It's also possible to override the **'files.universal.architecturePreference'** user setting by specifying it directly with :func:`get_view_of_file_with_options`. + This specific usage of this setting is experimental and may change in the future :: + + >>> bv = BinaryViewType.get_view_of_file_with_options('/bin/ls', options={'files.universal.architecturePreference': ['arm64']}) + :param str filename: path to filename or bndb to open :param bool update_analysis: whether or not to run :func:`update_analysis_and_wait` after opening a :py:class:`BinaryView`, defaults to ``True`` :param callback progress_func: optional function to be called with the current progress and total count @@ -904,10 +914,13 @@ class BinaryViewType(with_metaclass(_BinaryViewTypeMetaclass, object)): if view is None: return None bvt = None + universal_bvt = None for available in view.available_view_types: - if available.name != "Raw": + if available.name == "Universal": + universal_bvt = available + continue + if bvt is None and available.name != "Raw": bvt = available - break if bvt is None: bvt = cls["Mapped"] @@ -920,7 +933,18 @@ class BinaryViewType(with_metaclass(_BinaryViewTypeMetaclass, object)): if isDatabase: load_settings = view.get_load_settings(bvt.name) if load_settings is None: - load_settings = bvt.get_load_settings_for_data(view) + # FIXME: + if universal_bvt is not None and "files.universal.architecturePreference" in options: + load_settings = universal_bvt.get_load_settings_for_data(view) + arch_list = json.loads(load_settings.get_string('loader.universal.architectures')) + arch_entry = [entry for entry in arch_list if entry['architecture'] == options['files.universal.architecturePreference'][0]] + if not arch_entry: + log.log_error(f"Could not load {options['files.universal.architecturePreference'][0]} from Universal image. Entry not found!") + return None + load_settings = settings.Settings(core.BNGetUniqueIdentifierString()) + load_settings.deserialize_schema(arch_entry[0]['loadSchema']) + else: + load_settings = bvt.get_load_settings_for_data(view) if load_settings is None: log.log_error(f"Could not get load settings for binary view of type `{bvt.name}`") return view |