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Diffstat (limited to 'python/examples/kaitai/java_class.py')
| -rw-r--r-- | python/examples/kaitai/java_class.py | 951 |
1 files changed, 951 insertions, 0 deletions
diff --git a/python/examples/kaitai/java_class.py b/python/examples/kaitai/java_class.py new file mode 100644 index 00000000..e492e83f --- /dev/null +++ b/python/examples/kaitai/java_class.py @@ -0,0 +1,951 @@ +# This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild + +from pkg_resources import parse_version +from .kaitaistruct import __version__ as ks_version, KaitaiStruct, KaitaiStream, BytesIO +import collections +from enum import Enum + + +if parse_version(ks_version) < parse_version('0.7'): + raise Exception("Incompatible Kaitai Struct Python API: 0.7 or later is required, but you have %s" % (ks_version)) + +class JavaClass(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.1 + """ + SEQ_FIELDS = ["magic", "version_minor", "version_major", "constant_pool_count", "constant_pool", "access_flags", "this_class", "super_class", "interfaces_count", "interfaces", "fields_count", "fields", "methods_count", "methods", "attributes_count", "attributes"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['magic']['start'] = self._io.pos() + self.magic = self._io.ensure_fixed_contents(b"\xCA\xFE\xBA\xBE") + self._debug['magic']['end'] = self._io.pos() + self._debug['version_minor']['start'] = self._io.pos() + self.version_minor = self._io.read_u2be() + self._debug['version_minor']['end'] = self._io.pos() + self._debug['version_major']['start'] = self._io.pos() + self.version_major = self._io.read_u2be() + self._debug['version_major']['end'] = self._io.pos() + self._debug['constant_pool_count']['start'] = self._io.pos() + self.constant_pool_count = self._io.read_u2be() + self._debug['constant_pool_count']['end'] = self._io.pos() + self._debug['constant_pool']['start'] = self._io.pos() + self.constant_pool = [None] * ((self.constant_pool_count - 1)) + for i in range((self.constant_pool_count - 1)): + if not 'arr' in self._debug['constant_pool']: + self._debug['constant_pool']['arr'] = [] + self._debug['constant_pool']['arr'].append({'start': self._io.pos()}) + _t_constant_pool = self._root.ConstantPoolEntry(self._io, self, self._root) + _t_constant_pool._read() + self.constant_pool[i] = _t_constant_pool + self._debug['constant_pool']['arr'][i]['end'] = self._io.pos() + + self._debug['constant_pool']['end'] = self._io.pos() + self._debug['access_flags']['start'] = self._io.pos() + self.access_flags = self._io.read_u2be() + self._debug['access_flags']['end'] = self._io.pos() + self._debug['this_class']['start'] = self._io.pos() + self.this_class = self._io.read_u2be() + self._debug['this_class']['end'] = self._io.pos() + self._debug['super_class']['start'] = self._io.pos() + self.super_class = self._io.read_u2be() + self._debug['super_class']['end'] = self._io.pos() + self._debug['interfaces_count']['start'] = self._io.pos() + self.interfaces_count = self._io.read_u2be() + self._debug['interfaces_count']['end'] = self._io.pos() + self._debug['interfaces']['start'] = self._io.pos() + self.interfaces = [None] * (self.interfaces_count) + for i in range(self.interfaces_count): + if not 'arr' in self._debug['interfaces']: + self._debug['interfaces']['arr'] = [] + self._debug['interfaces']['arr'].append({'start': self._io.pos()}) + self.interfaces[i] = self._io.read_u2be() + self._debug['interfaces']['arr'][i]['end'] = self._io.pos() + + self._debug['interfaces']['end'] = self._io.pos() + self._debug['fields_count']['start'] = self._io.pos() + self.fields_count = self._io.read_u2be() + self._debug['fields_count']['end'] = self._io.pos() + self._debug['fields']['start'] = self._io.pos() + self.fields = [None] * (self.fields_count) + for i in range(self.fields_count): + if not 'arr' in self._debug['fields']: + self._debug['fields']['arr'] = [] + self._debug['fields']['arr'].append({'start': self._io.pos()}) + _t_fields = self._root.FieldInfo(self._io, self, self._root) + _t_fields._read() + self.fields[i] = _t_fields + self._debug['fields']['arr'][i]['end'] = self._io.pos() + + self._debug['fields']['end'] = self._io.pos() + self._debug['methods_count']['start'] = self._io.pos() + self.methods_count = self._io.read_u2be() + self._debug['methods_count']['end'] = self._io.pos() + self._debug['methods']['start'] = self._io.pos() + self.methods = [None] * (self.methods_count) + for i in range(self.methods_count): + if not 'arr' in self._debug['methods']: + self._debug['methods']['arr'] = [] + self._debug['methods']['arr'].append({'start': self._io.pos()}) + _t_methods = self._root.MethodInfo(self._io, self, self._root) + _t_methods._read() + self.methods[i] = _t_methods + self._debug['methods']['arr'][i]['end'] = self._io.pos() + + self._debug['methods']['end'] = self._io.pos() + self._debug['attributes_count']['start'] = self._io.pos() + self.attributes_count = self._io.read_u2be() + self._debug['attributes_count']['end'] = self._io.pos() + self._debug['attributes']['start'] = self._io.pos() + self.attributes = [None] * (self.attributes_count) + for i in range(self.attributes_count): + if not 'arr' in self._debug['attributes']: + self._debug['attributes']['arr'] = [] + self._debug['attributes']['arr'].append({'start': self._io.pos()}) + _t_attributes = self._root.AttributeInfo(self._io, self, self._root) + _t_attributes._read() + self.attributes[i] = _t_attributes + self._debug['attributes']['arr'][i]['end'] = self._io.pos() + + self._debug['attributes']['end'] = self._io.pos() + + class FloatCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.5 + """ + SEQ_FIELDS = ["value"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['value']['start'] = self._io.pos() + self.value = self._io.read_f4be() + self._debug['value']['end'] = self._io.pos() + + + class AttributeInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7 + """ + SEQ_FIELDS = ["name_index", "attribute_length", "info"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['name_index']['start'] = self._io.pos() + self.name_index = self._io.read_u2be() + self._debug['name_index']['end'] = self._io.pos() + self._debug['attribute_length']['start'] = self._io.pos() + self.attribute_length = self._io.read_u4be() + self._debug['attribute_length']['end'] = self._io.pos() + self._debug['info']['start'] = self._io.pos() + _on = self.name_as_str + if _on == u"SourceFile": + self._raw_info = self._io.read_bytes(self.attribute_length) + io = KaitaiStream(BytesIO(self._raw_info)) + self.info = self._root.AttributeInfo.AttrBodySourceFile(io, self, self._root) + self.info._read() + elif _on == u"LineNumberTable": + self._raw_info = self._io.read_bytes(self.attribute_length) + io = KaitaiStream(BytesIO(self._raw_info)) + self.info = self._root.AttributeInfo.AttrBodyLineNumberTable(io, self, self._root) + self.info._read() + elif _on == u"Exceptions": + self._raw_info = self._io.read_bytes(self.attribute_length) + io = KaitaiStream(BytesIO(self._raw_info)) + self.info = self._root.AttributeInfo.AttrBodyExceptions(io, self, self._root) + self.info._read() + elif _on == u"Code": + self._raw_info = self._io.read_bytes(self.attribute_length) + io = KaitaiStream(BytesIO(self._raw_info)) + self.info = self._root.AttributeInfo.AttrBodyCode(io, self, self._root) + self.info._read() + else: + self.info = self._io.read_bytes(self.attribute_length) + self._debug['info']['end'] = self._io.pos() + + class AttrBodyCode(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.3 + """ + SEQ_FIELDS = ["max_stack", "max_locals", "code_length", "code", "exception_table_length", "exception_table", "attributes_count", "attributes"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['max_stack']['start'] = self._io.pos() + self.max_stack = self._io.read_u2be() + self._debug['max_stack']['end'] = self._io.pos() + self._debug['max_locals']['start'] = self._io.pos() + self.max_locals = self._io.read_u2be() + self._debug['max_locals']['end'] = self._io.pos() + self._debug['code_length']['start'] = self._io.pos() + self.code_length = self._io.read_u4be() + self._debug['code_length']['end'] = self._io.pos() + self._debug['code']['start'] = self._io.pos() + self.code = self._io.read_bytes(self.code_length) + self._debug['code']['end'] = self._io.pos() + self._debug['exception_table_length']['start'] = self._io.pos() + self.exception_table_length = self._io.read_u2be() + self._debug['exception_table_length']['end'] = self._io.pos() + self._debug['exception_table']['start'] = self._io.pos() + self.exception_table = [None] * (self.exception_table_length) + for i in range(self.exception_table_length): + if not 'arr' in self._debug['exception_table']: + self._debug['exception_table']['arr'] = [] + self._debug['exception_table']['arr'].append({'start': self._io.pos()}) + _t_exception_table = self._root.AttributeInfo.AttrBodyCode.ExceptionEntry(self._io, self, self._root) + _t_exception_table._read() + self.exception_table[i] = _t_exception_table + self._debug['exception_table']['arr'][i]['end'] = self._io.pos() + + self._debug['exception_table']['end'] = self._io.pos() + self._debug['attributes_count']['start'] = self._io.pos() + self.attributes_count = self._io.read_u2be() + self._debug['attributes_count']['end'] = self._io.pos() + self._debug['attributes']['start'] = self._io.pos() + self.attributes = [None] * (self.attributes_count) + for i in range(self.attributes_count): + if not 'arr' in self._debug['attributes']: + self._debug['attributes']['arr'] = [] + self._debug['attributes']['arr'].append({'start': self._io.pos()}) + _t_attributes = self._root.AttributeInfo(self._io, self, self._root) + _t_attributes._read() + self.attributes[i] = _t_attributes + self._debug['attributes']['arr'][i]['end'] = self._io.pos() + + self._debug['attributes']['end'] = self._io.pos() + + class ExceptionEntry(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.3 + """ + SEQ_FIELDS = ["start_pc", "end_pc", "handler_pc", "catch_type"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['start_pc']['start'] = self._io.pos() + self.start_pc = self._io.read_u2be() + self._debug['start_pc']['end'] = self._io.pos() + self._debug['end_pc']['start'] = self._io.pos() + self.end_pc = self._io.read_u2be() + self._debug['end_pc']['end'] = self._io.pos() + self._debug['handler_pc']['start'] = self._io.pos() + self.handler_pc = self._io.read_u2be() + self._debug['handler_pc']['end'] = self._io.pos() + self._debug['catch_type']['start'] = self._io.pos() + self.catch_type = self._io.read_u2be() + self._debug['catch_type']['end'] = self._io.pos() + + @property + def catch_exception(self): + if hasattr(self, '_m_catch_exception'): + return self._m_catch_exception if hasattr(self, '_m_catch_exception') else None + + if self.catch_type != 0: + self._m_catch_exception = self._root.constant_pool[(self.catch_type - 1)] + + return self._m_catch_exception if hasattr(self, '_m_catch_exception') else None + + + + class AttrBodyExceptions(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.5 + """ + SEQ_FIELDS = ["number_of_exceptions", "exceptions"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['number_of_exceptions']['start'] = self._io.pos() + self.number_of_exceptions = self._io.read_u2be() + self._debug['number_of_exceptions']['end'] = self._io.pos() + self._debug['exceptions']['start'] = self._io.pos() + self.exceptions = [None] * (self.number_of_exceptions) + for i in range(self.number_of_exceptions): + if not 'arr' in self._debug['exceptions']: + self._debug['exceptions']['arr'] = [] + self._debug['exceptions']['arr'].append({'start': self._io.pos()}) + _t_exceptions = self._root.AttributeInfo.AttrBodyExceptions.ExceptionTableEntry(self._io, self, self._root) + _t_exceptions._read() + self.exceptions[i] = _t_exceptions + self._debug['exceptions']['arr'][i]['end'] = self._io.pos() + + self._debug['exceptions']['end'] = self._io.pos() + + class ExceptionTableEntry(KaitaiStruct): + SEQ_FIELDS = ["index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['index']['start'] = self._io.pos() + self.index = self._io.read_u2be() + self._debug['index']['end'] = self._io.pos() + + @property + def as_info(self): + if hasattr(self, '_m_as_info'): + return self._m_as_info if hasattr(self, '_m_as_info') else None + + self._m_as_info = self._root.constant_pool[(self.index - 1)].cp_info + return self._m_as_info if hasattr(self, '_m_as_info') else None + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self.as_info.name_as_str + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + + + class AttrBodySourceFile(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.10 + """ + SEQ_FIELDS = ["sourcefile_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['sourcefile_index']['start'] = self._io.pos() + self.sourcefile_index = self._io.read_u2be() + self._debug['sourcefile_index']['end'] = self._io.pos() + + @property + def sourcefile_as_str(self): + if hasattr(self, '_m_sourcefile_as_str'): + return self._m_sourcefile_as_str if hasattr(self, '_m_sourcefile_as_str') else None + + self._m_sourcefile_as_str = self._root.constant_pool[(self.sourcefile_index - 1)].cp_info.value + return self._m_sourcefile_as_str if hasattr(self, '_m_sourcefile_as_str') else None + + + class AttrBodyLineNumberTable(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.12 + """ + SEQ_FIELDS = ["line_number_table_length", "line_number_table"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['line_number_table_length']['start'] = self._io.pos() + self.line_number_table_length = self._io.read_u2be() + self._debug['line_number_table_length']['end'] = self._io.pos() + self._debug['line_number_table']['start'] = self._io.pos() + self.line_number_table = [None] * (self.line_number_table_length) + for i in range(self.line_number_table_length): + if not 'arr' in self._debug['line_number_table']: + self._debug['line_number_table']['arr'] = [] + self._debug['line_number_table']['arr'].append({'start': self._io.pos()}) + _t_line_number_table = self._root.AttributeInfo.AttrBodyLineNumberTable.LineNumberTableEntry(self._io, self, self._root) + _t_line_number_table._read() + self.line_number_table[i] = _t_line_number_table + self._debug['line_number_table']['arr'][i]['end'] = self._io.pos() + + self._debug['line_number_table']['end'] = self._io.pos() + + class LineNumberTableEntry(KaitaiStruct): + SEQ_FIELDS = ["start_pc", "line_number"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['start_pc']['start'] = self._io.pos() + self.start_pc = self._io.read_u2be() + self._debug['start_pc']['end'] = self._io.pos() + self._debug['line_number']['start'] = self._io.pos() + self.line_number = self._io.read_u2be() + self._debug['line_number']['end'] = self._io.pos() + + + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self._root.constant_pool[(self.name_index - 1)].cp_info.value + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + + class MethodRefCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.2 + """ + SEQ_FIELDS = ["class_index", "name_and_type_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['class_index']['start'] = self._io.pos() + self.class_index = self._io.read_u2be() + self._debug['class_index']['end'] = self._io.pos() + self._debug['name_and_type_index']['start'] = self._io.pos() + self.name_and_type_index = self._io.read_u2be() + self._debug['name_and_type_index']['end'] = self._io.pos() + + @property + def class_as_info(self): + if hasattr(self, '_m_class_as_info'): + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + self._m_class_as_info = self._root.constant_pool[(self.class_index - 1)].cp_info + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + @property + def name_and_type_as_info(self): + if hasattr(self, '_m_name_and_type_as_info'): + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + self._m_name_and_type_as_info = self._root.constant_pool[(self.name_and_type_index - 1)].cp_info + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + + class FieldInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.5 + """ + SEQ_FIELDS = ["access_flags", "name_index", "descriptor_index", "attributes_count", "attributes"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['access_flags']['start'] = self._io.pos() + self.access_flags = self._io.read_u2be() + self._debug['access_flags']['end'] = self._io.pos() + self._debug['name_index']['start'] = self._io.pos() + self.name_index = self._io.read_u2be() + self._debug['name_index']['end'] = self._io.pos() + self._debug['descriptor_index']['start'] = self._io.pos() + self.descriptor_index = self._io.read_u2be() + self._debug['descriptor_index']['end'] = self._io.pos() + self._debug['attributes_count']['start'] = self._io.pos() + self.attributes_count = self._io.read_u2be() + self._debug['attributes_count']['end'] = self._io.pos() + self._debug['attributes']['start'] = self._io.pos() + self.attributes = [None] * (self.attributes_count) + for i in range(self.attributes_count): + if not 'arr' in self._debug['attributes']: + self._debug['attributes']['arr'] = [] + self._debug['attributes']['arr'].append({'start': self._io.pos()}) + _t_attributes = self._root.AttributeInfo(self._io, self, self._root) + _t_attributes._read() + self.attributes[i] = _t_attributes + self._debug['attributes']['arr'][i]['end'] = self._io.pos() + + self._debug['attributes']['end'] = self._io.pos() + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self._root.constant_pool[(self.name_index - 1)].cp_info.value + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + + class DoubleCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.6 + """ + SEQ_FIELDS = ["value"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['value']['start'] = self._io.pos() + self.value = self._io.read_f8be() + self._debug['value']['end'] = self._io.pos() + + + class LongCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.5 + """ + SEQ_FIELDS = ["value"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['value']['start'] = self._io.pos() + self.value = self._io.read_u8be() + self._debug['value']['end'] = self._io.pos() + + + class InvokeDynamicCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.10 + """ + SEQ_FIELDS = ["bootstrap_method_attr_index", "name_and_type_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['bootstrap_method_attr_index']['start'] = self._io.pos() + self.bootstrap_method_attr_index = self._io.read_u2be() + self._debug['bootstrap_method_attr_index']['end'] = self._io.pos() + self._debug['name_and_type_index']['start'] = self._io.pos() + self.name_and_type_index = self._io.read_u2be() + self._debug['name_and_type_index']['end'] = self._io.pos() + + + class MethodHandleCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.8 + """ + + class ReferenceKindEnum(Enum): + get_field = 1 + get_static = 2 + put_field = 3 + put_static = 4 + invoke_virtual = 5 + invoke_static = 6 + invoke_special = 7 + new_invoke_special = 8 + invoke_interface = 9 + SEQ_FIELDS = ["reference_kind", "reference_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['reference_kind']['start'] = self._io.pos() + self.reference_kind = KaitaiStream.resolve_enum(self._root.MethodHandleCpInfo.ReferenceKindEnum, self._io.read_u1()) + self._debug['reference_kind']['end'] = self._io.pos() + self._debug['reference_index']['start'] = self._io.pos() + self.reference_index = self._io.read_u2be() + self._debug['reference_index']['end'] = self._io.pos() + + + class NameAndTypeCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.6 + """ + SEQ_FIELDS = ["name_index", "descriptor_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['name_index']['start'] = self._io.pos() + self.name_index = self._io.read_u2be() + self._debug['name_index']['end'] = self._io.pos() + self._debug['descriptor_index']['start'] = self._io.pos() + self.descriptor_index = self._io.read_u2be() + self._debug['descriptor_index']['end'] = self._io.pos() + + @property + def name_as_info(self): + if hasattr(self, '_m_name_as_info'): + return self._m_name_as_info if hasattr(self, '_m_name_as_info') else None + + self._m_name_as_info = self._root.constant_pool[(self.name_index - 1)].cp_info + return self._m_name_as_info if hasattr(self, '_m_name_as_info') else None + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self.name_as_info.value + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + @property + def descriptor_as_info(self): + if hasattr(self, '_m_descriptor_as_info'): + return self._m_descriptor_as_info if hasattr(self, '_m_descriptor_as_info') else None + + self._m_descriptor_as_info = self._root.constant_pool[(self.descriptor_index - 1)].cp_info + return self._m_descriptor_as_info if hasattr(self, '_m_descriptor_as_info') else None + + @property + def descriptor_as_str(self): + if hasattr(self, '_m_descriptor_as_str'): + return self._m_descriptor_as_str if hasattr(self, '_m_descriptor_as_str') else None + + self._m_descriptor_as_str = self.descriptor_as_info.value + return self._m_descriptor_as_str if hasattr(self, '_m_descriptor_as_str') else None + + + class Utf8CpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.7 + """ + SEQ_FIELDS = ["str_len", "value"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['str_len']['start'] = self._io.pos() + self.str_len = self._io.read_u2be() + self._debug['str_len']['end'] = self._io.pos() + self._debug['value']['start'] = self._io.pos() + self.value = (self._io.read_bytes(self.str_len)).decode(u"UTF-8") + self._debug['value']['end'] = self._io.pos() + + + class StringCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.3 + """ + SEQ_FIELDS = ["string_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['string_index']['start'] = self._io.pos() + self.string_index = self._io.read_u2be() + self._debug['string_index']['end'] = self._io.pos() + + + class MethodTypeCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.9 + """ + SEQ_FIELDS = ["descriptor_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['descriptor_index']['start'] = self._io.pos() + self.descriptor_index = self._io.read_u2be() + self._debug['descriptor_index']['end'] = self._io.pos() + + + class InterfaceMethodRefCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.2 + """ + SEQ_FIELDS = ["class_index", "name_and_type_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['class_index']['start'] = self._io.pos() + self.class_index = self._io.read_u2be() + self._debug['class_index']['end'] = self._io.pos() + self._debug['name_and_type_index']['start'] = self._io.pos() + self.name_and_type_index = self._io.read_u2be() + self._debug['name_and_type_index']['end'] = self._io.pos() + + @property + def class_as_info(self): + if hasattr(self, '_m_class_as_info'): + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + self._m_class_as_info = self._root.constant_pool[(self.class_index - 1)].cp_info + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + @property + def name_and_type_as_info(self): + if hasattr(self, '_m_name_and_type_as_info'): + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + self._m_name_and_type_as_info = self._root.constant_pool[(self.name_and_type_index - 1)].cp_info + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + + class ClassCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.1 + """ + SEQ_FIELDS = ["name_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['name_index']['start'] = self._io.pos() + self.name_index = self._io.read_u2be() + self._debug['name_index']['end'] = self._io.pos() + + @property + def name_as_info(self): + if hasattr(self, '_m_name_as_info'): + return self._m_name_as_info if hasattr(self, '_m_name_as_info') else None + + self._m_name_as_info = self._root.constant_pool[(self.name_index - 1)].cp_info + return self._m_name_as_info if hasattr(self, '_m_name_as_info') else None + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self.name_as_info.value + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + + class ConstantPoolEntry(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4 + """ + + class TagEnum(Enum): + utf8 = 1 + integer = 3 + float = 4 + long = 5 + double = 6 + class_type = 7 + string = 8 + field_ref = 9 + method_ref = 10 + interface_method_ref = 11 + name_and_type = 12 + method_handle = 15 + method_type = 16 + invoke_dynamic = 18 + SEQ_FIELDS = ["tag", "cp_info"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['tag']['start'] = self._io.pos() + self.tag = KaitaiStream.resolve_enum(self._root.ConstantPoolEntry.TagEnum, self._io.read_u1()) + self._debug['tag']['end'] = self._io.pos() + self._debug['cp_info']['start'] = self._io.pos() + _on = self.tag + if _on == self._root.ConstantPoolEntry.TagEnum.interface_method_ref: + self.cp_info = self._root.InterfaceMethodRefCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.class_type: + self.cp_info = self._root.ClassCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.utf8: + self.cp_info = self._root.Utf8CpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.method_type: + self.cp_info = self._root.MethodTypeCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.integer: + self.cp_info = self._root.IntegerCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.string: + self.cp_info = self._root.StringCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.float: + self.cp_info = self._root.FloatCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.long: + self.cp_info = self._root.LongCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.method_ref: + self.cp_info = self._root.MethodRefCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.double: + self.cp_info = self._root.DoubleCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.invoke_dynamic: + self.cp_info = self._root.InvokeDynamicCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.field_ref: + self.cp_info = self._root.FieldRefCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.method_handle: + self.cp_info = self._root.MethodHandleCpInfo(self._io, self, self._root) + self.cp_info._read() + elif _on == self._root.ConstantPoolEntry.TagEnum.name_and_type: + self.cp_info = self._root.NameAndTypeCpInfo(self._io, self, self._root) + self.cp_info._read() + self._debug['cp_info']['end'] = self._io.pos() + + + class MethodInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.6 + """ + SEQ_FIELDS = ["access_flags", "name_index", "descriptor_index", "attributes_count", "attributes"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['access_flags']['start'] = self._io.pos() + self.access_flags = self._io.read_u2be() + self._debug['access_flags']['end'] = self._io.pos() + self._debug['name_index']['start'] = self._io.pos() + self.name_index = self._io.read_u2be() + self._debug['name_index']['end'] = self._io.pos() + self._debug['descriptor_index']['start'] = self._io.pos() + self.descriptor_index = self._io.read_u2be() + self._debug['descriptor_index']['end'] = self._io.pos() + self._debug['attributes_count']['start'] = self._io.pos() + self.attributes_count = self._io.read_u2be() + self._debug['attributes_count']['end'] = self._io.pos() + self._debug['attributes']['start'] = self._io.pos() + self.attributes = [None] * (self.attributes_count) + for i in range(self.attributes_count): + if not 'arr' in self._debug['attributes']: + self._debug['attributes']['arr'] = [] + self._debug['attributes']['arr'].append({'start': self._io.pos()}) + _t_attributes = self._root.AttributeInfo(self._io, self, self._root) + _t_attributes._read() + self.attributes[i] = _t_attributes + self._debug['attributes']['arr'][i]['end'] = self._io.pos() + + self._debug['attributes']['end'] = self._io.pos() + + @property + def name_as_str(self): + if hasattr(self, '_m_name_as_str'): + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + self._m_name_as_str = self._root.constant_pool[(self.name_index - 1)].cp_info.value + return self._m_name_as_str if hasattr(self, '_m_name_as_str') else None + + + class IntegerCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.4 + """ + SEQ_FIELDS = ["value"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['value']['start'] = self._io.pos() + self.value = self._io.read_u4be() + self._debug['value']['end'] = self._io.pos() + + + class FieldRefCpInfo(KaitaiStruct): + """ + .. seealso:: + Source - https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.4.2 + """ + SEQ_FIELDS = ["class_index", "name_and_type_index"] + def __init__(self, _io, _parent=None, _root=None): + self._io = _io + self._parent = _parent + self._root = _root if _root else self + self._debug = collections.defaultdict(dict) + + def _read(self): + self._debug['class_index']['start'] = self._io.pos() + self.class_index = self._io.read_u2be() + self._debug['class_index']['end'] = self._io.pos() + self._debug['name_and_type_index']['start'] = self._io.pos() + self.name_and_type_index = self._io.read_u2be() + self._debug['name_and_type_index']['end'] = self._io.pos() + + @property + def class_as_info(self): + if hasattr(self, '_m_class_as_info'): + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + self._m_class_as_info = self._root.constant_pool[(self.class_index - 1)].cp_info + return self._m_class_as_info if hasattr(self, '_m_class_as_info') else None + + @property + def name_and_type_as_info(self): + if hasattr(self, '_m_name_and_type_as_info'): + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + self._m_name_and_type_as_info = self._root.constant_pool[(self.name_and_type_index - 1)].cp_info + return self._m_name_and_type_as_info if hasattr(self, '_m_name_and_type_as_info') else None + + + |