kaitai: adjustments and rearrangements for python2/3 compat

1 files changed, 145 insertions, 0 deletions

diff --git a/python/examples/kaitai/cpio_old_le.py b/python/examples/kaitai/cpio_old_le.py
new file mode 100644
index 00000000..9c99d3e1
--- /dev/null
+++ b/python/examples/kaitai/cpio_old_le.py
@@ -0,0 +1,145 @@
+# 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 CpioOldLe(KaitaiStruct):
+    SEQ_FIELDS = ["files"]
+    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['files']['start'] = self._io.pos()
+        self.files = []
+        i = 0
+        while not self._io.is_eof():
+            if not 'arr' in self._debug['files']:
+                self._debug['files']['arr'] = []
+            self._debug['files']['arr'].append({'start': self._io.pos()})
+            _t_files = self._root.File(self._io, self, self._root)
+            _t_files._read()
+            self.files.append(_t_files)
+            self._debug['files']['arr'][len(self.files) - 1]['end'] = self._io.pos()
+            i += 1
+
+        self._debug['files']['end'] = self._io.pos()
+
+    class File(KaitaiStruct):
+        SEQ_FIELDS = ["header", "path_name", "string_terminator", "path_name_padding", "file_data", "file_data_padding", "end_of_file_padding"]
+        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.FileHeader(self._io, self, self._root)
+            self.header._read()
+            self._debug['header']['end'] = self._io.pos()
+            self._debug['path_name']['start'] = self._io.pos()
+            self.path_name = self._io.read_bytes((self.header.path_name_size - 1))
+            self._debug['path_name']['end'] = self._io.pos()
+            self._debug['string_terminator']['start'] = self._io.pos()
+            self.string_terminator = self._io.ensure_fixed_contents(b"\x00")
+            self._debug['string_terminator']['end'] = self._io.pos()
+            if (self.header.path_name_size % 2) == 1:
+                self._debug['path_name_padding']['start'] = self._io.pos()
+                self.path_name_padding = self._io.ensure_fixed_contents(b"\x00")
+                self._debug['path_name_padding']['end'] = self._io.pos()
+
+            self._debug['file_data']['start'] = self._io.pos()
+            self.file_data = self._io.read_bytes(self.header.file_size.value)
+            self._debug['file_data']['end'] = self._io.pos()
+            if (self.header.file_size.value % 2) == 1:
+                self._debug['file_data_padding']['start'] = self._io.pos()
+                self.file_data_padding = self._io.ensure_fixed_contents(b"\x00")
+                self._debug['file_data_padding']['end'] = self._io.pos()
+
+            if  ((self.path_name == b"\x54\x52\x41\x49\x4C\x45\x52\x21\x21\x21") and (self.header.file_size.value == 0)) :
+                self._debug['end_of_file_padding']['start'] = self._io.pos()
+                self.end_of_file_padding = self._io.read_bytes_full()
+                self._debug['end_of_file_padding']['end'] = self._io.pos()
+
+
+
+    class FileHeader(KaitaiStruct):
+        SEQ_FIELDS = ["magic", "device_number", "inode_number", "mode", "user_id", "group_id", "number_of_links", "r_device_number", "modification_time", "path_name_size", "file_size"]
+        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"\xC7\x71")
+            self._debug['magic']['end'] = self._io.pos()
+            self._debug['device_number']['start'] = self._io.pos()
+            self.device_number = self._io.read_u2le()
+            self._debug['device_number']['end'] = self._io.pos()
+            self._debug['inode_number']['start'] = self._io.pos()
+            self.inode_number = self._io.read_u2le()
+            self._debug['inode_number']['end'] = self._io.pos()
+            self._debug['mode']['start'] = self._io.pos()
+            self.mode = self._io.read_u2le()
+            self._debug['mode']['end'] = self._io.pos()
+            self._debug['user_id']['start'] = self._io.pos()
+            self.user_id = self._io.read_u2le()
+            self._debug['user_id']['end'] = self._io.pos()
+            self._debug['group_id']['start'] = self._io.pos()
+            self.group_id = self._io.read_u2le()
+            self._debug['group_id']['end'] = self._io.pos()
+            self._debug['number_of_links']['start'] = self._io.pos()
+            self.number_of_links = self._io.read_u2le()
+            self._debug['number_of_links']['end'] = self._io.pos()
+            self._debug['r_device_number']['start'] = self._io.pos()
+            self.r_device_number = self._io.read_u2le()
+            self._debug['r_device_number']['end'] = self._io.pos()
+            self._debug['modification_time']['start'] = self._io.pos()
+            self.modification_time = self._root.FourByteUnsignedInteger(self._io, self, self._root)
+            self.modification_time._read()
+            self._debug['modification_time']['end'] = self._io.pos()
+            self._debug['path_name_size']['start'] = self._io.pos()
+            self.path_name_size = self._io.read_u2le()
+            self._debug['path_name_size']['end'] = self._io.pos()
+            self._debug['file_size']['start'] = self._io.pos()
+            self.file_size = self._root.FourByteUnsignedInteger(self._io, self, self._root)
+            self.file_size._read()
+            self._debug['file_size']['end'] = self._io.pos()
+
+
+    class FourByteUnsignedInteger(KaitaiStruct):
+        SEQ_FIELDS = ["most_significant_bits", "least_significant_bits"]
+        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['most_significant_bits']['start'] = self._io.pos()
+            self.most_significant_bits = self._io.read_u2le()
+            self._debug['most_significant_bits']['end'] = self._io.pos()
+            self._debug['least_significant_bits']['start'] = self._io.pos()
+            self.least_significant_bits = self._io.read_u2le()
+            self._debug['least_significant_bits']['end'] = self._io.pos()
+
+        @property
+        def value(self):
+            if hasattr(self, '_m_value'):
+                return self._m_value if hasattr(self, '_m_value') else None
+
+            self._m_value = (self.least_significant_bits + (self.most_significant_bits << 16))
+            return self._m_value if hasattr(self, '_m_value') else None
+
+
+