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# 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
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 HeapsPak(KaitaiStruct):
"""
.. seealso::
Source - https://github.com/HeapsIO/heaps/blob/2bbc2b386952dfd8856c04a854bb706a52cb4b58/hxd/fmt/pak/Reader.hx
"""
SEQ_FIELDS = ["header"]
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['header']['start'] = self._io.pos()
self.header = self._root.Header(self._io, self, self._root)
self.header._read()
self._debug['header']['end'] = self._io.pos()
class Header(KaitaiStruct):
SEQ_FIELDS = ["magic1", "version", "len_header", "len_data", "root_entry", "magic2"]
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['magic1']['start'] = self._io.pos()
self.magic1 = self._io.ensure_fixed_contents(b"\x50\x41\x4B")
self._debug['magic1']['end'] = self._io.pos()
self._debug['version']['start'] = self._io.pos()
self.version = self._io.read_u1()
self._debug['version']['end'] = self._io.pos()
self._debug['len_header']['start'] = self._io.pos()
self.len_header = self._io.read_u4le()
self._debug['len_header']['end'] = self._io.pos()
self._debug['len_data']['start'] = self._io.pos()
self.len_data = self._io.read_u4le()
self._debug['len_data']['end'] = self._io.pos()
self._debug['root_entry']['start'] = self._io.pos()
self._raw_root_entry = self._io.read_bytes((self.len_header - 16))
io = KaitaiStream(BytesIO(self._raw_root_entry))
self.root_entry = self._root.Header.Entry(io, self, self._root)
self.root_entry._read()
self._debug['root_entry']['end'] = self._io.pos()
self._debug['magic2']['start'] = self._io.pos()
self.magic2 = self._io.ensure_fixed_contents(b"\x44\x41\x54\x41")
self._debug['magic2']['end'] = self._io.pos()
class Entry(KaitaiStruct):
"""
.. seealso::
Source - https://github.com/HeapsIO/heaps/blob/2bbc2b386952dfd8856c04a854bb706a52cb4b58/hxd/fmt/pak/Data.hx
"""
SEQ_FIELDS = ["len_name", "name", "flags", "body"]
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['len_name']['start'] = self._io.pos()
self.len_name = self._io.read_u1()
self._debug['len_name']['end'] = self._io.pos()
self._debug['name']['start'] = self._io.pos()
self.name = (self._io.read_bytes(self.len_name)).decode(u"UTF-8")
self._debug['name']['end'] = self._io.pos()
self._debug['flags']['start'] = self._io.pos()
self.flags = self._root.Header.Entry.Flags(self._io, self, self._root)
self.flags._read()
self._debug['flags']['end'] = self._io.pos()
self._debug['body']['start'] = self._io.pos()
_on = self.flags.is_dir
if _on == True:
self.body = self._root.Header.Dir(self._io, self, self._root)
self.body._read()
elif _on == False:
self.body = self._root.Header.File(self._io, self, self._root)
self.body._read()
self._debug['body']['end'] = self._io.pos()
class Flags(KaitaiStruct):
SEQ_FIELDS = ["unused", "is_dir"]
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['unused']['start'] = self._io.pos()
self.unused = self._io.read_bits_int(7)
self._debug['unused']['end'] = self._io.pos()
self._debug['is_dir']['start'] = self._io.pos()
self.is_dir = self._io.read_bits_int(1) != 0
self._debug['is_dir']['end'] = self._io.pos()
class File(KaitaiStruct):
SEQ_FIELDS = ["ofs_data", "len_data", "checksum"]
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['ofs_data']['start'] = self._io.pos()
self.ofs_data = self._io.read_u4le()
self._debug['ofs_data']['end'] = self._io.pos()
self._debug['len_data']['start'] = self._io.pos()
self.len_data = self._io.read_u4le()
self._debug['len_data']['end'] = self._io.pos()
self._debug['checksum']['start'] = self._io.pos()
self.checksum = self._io.read_bytes(4)
self._debug['checksum']['end'] = self._io.pos()
@property
def data(self):
if hasattr(self, '_m_data'):
return self._m_data if hasattr(self, '_m_data') else None
io = self._root._io
_pos = io.pos()
io.seek((self._root.header.len_header + self.ofs_data))
self._debug['_m_data']['start'] = io.pos()
self._m_data = io.read_bytes(self.len_data)
self._debug['_m_data']['end'] = io.pos()
io.seek(_pos)
return self._m_data if hasattr(self, '_m_data') else None
class Dir(KaitaiStruct):
SEQ_FIELDS = ["num_entries", "entries"]
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['num_entries']['start'] = self._io.pos()
self.num_entries = self._io.read_u4le()
self._debug['num_entries']['end'] = self._io.pos()
self._debug['entries']['start'] = self._io.pos()
self.entries = [None] * (self.num_entries)
for i in range(self.num_entries):
if not 'arr' in self._debug['entries']:
self._debug['entries']['arr'] = []
self._debug['entries']['arr'].append({'start': self._io.pos()})
_t_entries = self._root.Header.Entry(self._io, self, self._root)
_t_entries._read()
self.entries[i] = _t_entries
self._debug['entries']['arr'][i]['end'] = self._io.pos()
self._debug['entries']['end'] = self._io.pos()
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