kaitai: adjustments and rearrangements for python2/3 compat

1 files changed, 172 insertions, 0 deletions

diff --git a/python/examples/kaitai/heaps_pak.py b/python/examples/kaitai/heaps_pak.py
new file mode 100644
index 00000000..a0e44da6
--- /dev/null
+++ b/python/examples/kaitai/heaps_pak.py
@@ -0,0 +1,172 @@
+# 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()
+
+
+
+