[Pymoul-svn] SF.net SVN: pymoul: [281] crypttea/trunk

[<ti...@us...>]

Revision: 281
          http://pymoul.svn.sourceforge.net/pymoul/?rev=281&view=rev
Author:   tiran
Date:     2007-04-15 06:01:05 -0700 (Sun, 15 Apr 2007)

Log Message:
-----------
Fixed small bugs
Added btea algorithm

Modified Paths:
--------------
    crypttea/trunk/setup.py
    crypttea/trunk/src/crypttea/__init__.py
    crypttea/trunk/src/crypttea/_pyxtea.c
    crypttea/trunk/src/crypttea/_pyxtea.pyx
    crypttea/trunk/src/crypttea/ctea.c
    crypttea/trunk/src/crypttea/ctea.h
    crypttea/trunk/src/crypttea/xxtea.py
    crypttea/trunk/src/crypttea.egg-info/PKG-INFO
    crypttea/trunk/src/crypttea.egg-info/SOURCES.txt
    crypttea/trunk/src/crypttea.egg-info/top_level.txt

Added Paths:
-----------
    crypttea/trunk/src/crypttea/btea.py

Modified: crypttea/trunk/setup.py
===================================================================
--- crypttea/trunk/setup.py	2007-03-26 07:01:58 UTC (rev 280)
+++ crypttea/trunk/setup.py	2007-04-15 13:01:05 UTC (rev 281)
@@ -23,13 +23,12 @@
 from setuptools import find_packages
 from setuptools import Extension
 
-from distutils.core import setup
-
 VERSION = "0.1"
 
 me = "Christian Heimes"
 email = "chr...@ch..."
 
+from setuptools import Extension
 cxtea = Extension('crypttea._pyxtea',
     ['src/crypttea/_pyxtea.pyx', 'src/crypttea/ctea.c']
     )

Modified: crypttea/trunk/src/crypttea/__init__.py
===================================================================
--- crypttea/trunk/src/crypttea/__init__.py	2007-03-26 07:01:58 UTC (rev 280)
+++ crypttea/trunk/src/crypttea/__init__.py	2007-04-15 13:01:05 UTC (rev 281)
@@ -26,6 +26,7 @@
 # POSSIBILITY OF SUCH DAMAGE.
 """TEA, XTEA and XXTEA cipher package
 """
+from crypttea.btea import BTEA
 from crypttea.tea import TEA
 from crypttea.xtea import XTEA
 from crypttea.xxtea import XXTEA

Modified: crypttea/trunk/src/crypttea/_pyxtea.c
===================================================================
--- crypttea/trunk/src/crypttea/_pyxtea.c	2007-03-26 07:01:58 UTC (rev 280)
+++ crypttea/trunk/src/crypttea/_pyxtea.c	2007-04-15 13:01:05 UTC (rev 281)
@@ -1,4 +1,4 @@
-/* Generated by Pyrex 0.9.5.1a on Mon Mar  5 02:36:03 2007 */
+/* Generated by Pyrex 0.9.5.1a on Sun Apr 15 14:56:10 2007 */
 
 #include "Python.h"
 #include "structmember.h"
@@ -42,6 +42,8 @@
 
 /* Implementation of _pyxtea */
 
+static PyObject *__pyx_n__c_btea_encrypt;
+static PyObject *__pyx_n__c_btea_decrypt;
 static PyObject *__pyx_n__c_tea_encrypt;
 static PyObject *__pyx_n__c_tea_decrypt;
 static PyObject *__pyx_n__c_xtea_encrypt;
@@ -49,6 +51,170 @@
 static PyObject *__pyx_n__c_xxtea_encrypt;
 static PyObject *__pyx_n__c_xxtea_decrypt;
 
+static PyObject *__pyx_n_NotImplementedError;
+
+static PyObject *__pyx_f_7_pyxtea__c_btea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static PyObject *__pyx_f_7_pyxtea__c_btea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+  PyObject *__pyx_v_block = 0;
+  PyObject *__pyx_v_key = 0;
+  unsigned int __pyx_v_rounds;
+  PyObject *__pyx_r;
+  PyObject *__pyx_1 = 0;
+  static char *__pyx_argnames[] = {"block","key","rounds",0};
+  if (!PyArg_ParseTupleAndKeywords(__pyx_args, __pyx_kwds, "OOI", __pyx_argnames, &__pyx_v_block, &__pyx_v_key, &__pyx_v_rounds)) return 0;
+  Py_INCREF(__pyx_v_block);
+  Py_INCREF(__pyx_v_key);
+
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":53 */
+  __pyx_1 = __Pyx_GetName(__pyx_b, __pyx_n_NotImplementedError); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 53; goto __pyx_L1;}
+  __Pyx_Raise(__pyx_1, 0, 0);
+  Py_DECREF(__pyx_1); __pyx_1 = 0;
+  {__pyx_filename = __pyx_f[0]; __pyx_lineno = 53; goto __pyx_L1;}
+
+  __pyx_r = Py_None; Py_INCREF(Py_None);
+  goto __pyx_L0;
+  __pyx_L1:;
+  Py_XDECREF(__pyx_1);
+  __Pyx_AddTraceback("_pyxtea._c_btea_encrypt");
+  __pyx_r = 0;
+  __pyx_L0:;
+  Py_DECREF(__pyx_v_block);
+  Py_DECREF(__pyx_v_key);
+  return __pyx_r;
+}
+
+static PyObject *__pyx_n_ValueError;
+static PyObject *__pyx_n_rounds;
+
+
+static PyObject *__pyx_f_7_pyxtea__c_btea_decrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
+static PyObject *__pyx_f_7_pyxtea__c_btea_decrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
+  PyObject *__pyx_v_block = 0;
+  PyObject *__pyx_v_key = 0;
+  unsigned int __pyx_v_rounds;
+  unsigned long (__pyx_v_v[2]);
+  unsigned long (__pyx_v_k[4]);
+  PyObject *__pyx_v_rc;
+  PyObject *__pyx_v_result;
+  PyObject *__pyx_r;
+  int __pyx_1;
+  PyObject *__pyx_2 = 0;
+  PyObject *__pyx_3 = 0;
+  PyObject *__pyx_4 = 0;
+  unsigned long __pyx_5;
+  static char *__pyx_argnames[] = {"block","key","rounds",0};
+  if (!PyArg_ParseTupleAndKeywords(__pyx_args, __pyx_kwds, "OOI", __pyx_argnames, &__pyx_v_block, &__pyx_v_key, &__pyx_v_rounds)) return 0;
+  Py_INCREF(__pyx_v_block);
+  Py_INCREF(__pyx_v_key);
+  __pyx_v_rc = Py_None; Py_INCREF(Py_None);
+  __pyx_v_result = Py_None; Py_INCREF(Py_None);
+
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":58 */
+  __pyx_1 = (__pyx_v_rounds != 2);
+  if (__pyx_1) {
+
+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":59 */
+    __pyx_2 = __Pyx_GetName(__pyx_b, __pyx_n_ValueError); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 59; goto __pyx_L1;}
+    __pyx_3 = PyTuple_New(1); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 59; goto __pyx_L1;}
+    Py_INCREF(__pyx_n_rounds);
+    PyTuple_SET_ITEM(__pyx_3, 0, __pyx_n_rounds);
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+    Py_DECREF(__pyx_2); __pyx_2 = 0;
+    Py_DECREF(__pyx_3); __pyx_3 = 0;
+    __Pyx_Raise(__pyx_4, 0, 0);
+    Py_DECREF(__pyx_4); __pyx_4 = 0;
+    {__pyx_filename = __pyx_f[0]; __pyx_lineno = 59; goto __pyx_L1;}
+    goto __pyx_L2;
+  }
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+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":60 */
+  __pyx_2 = PyInt_FromLong(0); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 60; goto __pyx_L1;}
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+  Py_DECREF(__pyx_2); __pyx_2 = 0;
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+  Py_DECREF(__pyx_3); __pyx_3 = 0;
+  (__pyx_v_v[0]) = __pyx_5;
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+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":60 */
+  __pyx_4 = PyInt_FromLong(1); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 60; goto __pyx_L1;}
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+  Py_DECREF(__pyx_4); __pyx_4 = 0;
+  __pyx_5 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 60; goto __pyx_L1;}
+  Py_DECREF(__pyx_2); __pyx_2 = 0;
+  (__pyx_v_v[1]) = __pyx_5;
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+  Py_DECREF(__pyx_3); __pyx_3 = 0;
+  __pyx_5 = PyInt_AsUnsignedLongMask(__pyx_4); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61; goto __pyx_L1;}
+  Py_DECREF(__pyx_4); __pyx_4 = 0;
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+  Py_DECREF(__pyx_2); __pyx_2 = 0;
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+  Py_DECREF(__pyx_3); __pyx_3 = 0;
+  (__pyx_v_k[1]) = __pyx_5;
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+  Py_DECREF(__pyx_4); __pyx_4 = 0;
+  __pyx_5 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61; goto __pyx_L1;}
+  Py_DECREF(__pyx_2); __pyx_2 = 0;
+  (__pyx_v_k[2]) = __pyx_5;
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+  __pyx_3 = PyInt_FromLong(3); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61; goto __pyx_L1;}
+  __pyx_4 = PyObject_GetItem(__pyx_v_key, __pyx_3); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61; goto __pyx_L1;}
+  Py_DECREF(__pyx_3); __pyx_3 = 0;
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+  Py_DECREF(__pyx_4); __pyx_4 = 0;
+  (__pyx_v_k[3]) = __pyx_5;
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+  Py_DECREF(__pyx_v_rc);
+  __pyx_v_rc = __pyx_2;
+  __pyx_2 = 0;
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+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":63 */
+  __pyx_3 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_4 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_2 = PyList_New(2); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  PyList_SET_ITEM(__pyx_2, 0, __pyx_3);
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+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":64 */
+  Py_INCREF(__pyx_v_result);
+  __pyx_r = __pyx_v_result;
+  goto __pyx_L0;
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+  __pyx_r = Py_None; Py_INCREF(Py_None);
+  goto __pyx_L0;
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+  Py_XDECREF(__pyx_2);
+  Py_XDECREF(__pyx_3);
+  Py_XDECREF(__pyx_4);
+  __Pyx_AddTraceback("_pyxtea._c_btea_decrypt");
+  __pyx_r = 0;
+  __pyx_L0:;
+  Py_DECREF(__pyx_v_rc);
+  Py_DECREF(__pyx_v_result);
+  Py_DECREF(__pyx_v_block);
+  Py_DECREF(__pyx_v_key);
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+}
+
 static PyObject *__pyx_f_7_pyxtea__c_tea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
 static PyObject *__pyx_f_7_pyxtea__c_tea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
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@@ -70,64 +236,64 @@
   __pyx_v_rc = Py_None; Py_INCREF(Py_None);
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+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 70; goto __pyx_L1;}
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+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 71; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 54; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 71; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[2]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":54 */
-  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 54; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 54; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":71 */
+  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 71; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 71; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 54; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 71; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[3]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":55 */
-  __pyx_1 = PyInt_FromLong(tea_encipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 55; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":72 */
+  __pyx_1 = PyInt_FromLong(tea_encipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
   Py_DECREF(__pyx_v_rc);
   __pyx_v_rc = __pyx_1;
   __pyx_1 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":56 */
-  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 56; goto __pyx_L1;}
-  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 56; goto __pyx_L1;}
-  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 56; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":73 */
+  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
   PyList_SET_ITEM(__pyx_4, 0, __pyx_2);
   PyList_SET_ITEM(__pyx_4, 1, __pyx_1);
   __pyx_2 = 0;
@@ -136,7 +302,7 @@
   __pyx_v_result = __pyx_4;
   __pyx_4 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":57 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":74 */
   Py_INCREF(__pyx_v_result);
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
@@ -178,64 +344,64 @@
   __pyx_v_rc = Py_None; Py_INCREF(Py_None);
   __pyx_v_result = Py_None; Py_INCREF(Py_None);
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":62 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":79 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":62 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":79 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 62; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 79; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":63 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":80 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":63 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":80 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":63 */
-  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":80 */
+  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[2]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":63 */
-  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":80 */
+  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 63; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 80; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[3]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":64 */
-  __pyx_1 = PyInt_FromLong(tea_decipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 64; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":81 */
+  __pyx_1 = PyInt_FromLong(tea_decipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
   Py_DECREF(__pyx_v_rc);
   __pyx_v_rc = __pyx_1;
   __pyx_1 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":65 */
-  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 65; goto __pyx_L1;}
-  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 65; goto __pyx_L1;}
-  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 65; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":82 */
+  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
   PyList_SET_ITEM(__pyx_4, 0, __pyx_2);
   PyList_SET_ITEM(__pyx_4, 1, __pyx_1);
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@@ -244,7 +410,7 @@
   __pyx_v_result = __pyx_4;
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":66 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":83 */
   Py_INCREF(__pyx_v_result);
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
@@ -286,64 +452,64 @@
   __pyx_v_rc = Py_None; Py_INCREF(Py_None);
   __pyx_v_result = Py_None; Py_INCREF(Py_None);
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":72 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":89 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":72 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":89 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 72; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 89; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":73 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":90 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":73 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":90 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":73 */
-  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":90 */
+  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[2]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":73 */
-  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":90 */
+  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 73; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 90; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[3]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":74 */
-  __pyx_1 = PyInt_FromLong(xtea_encipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 74; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":91 */
+  __pyx_1 = PyInt_FromLong(xtea_encipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; goto __pyx_L1;}
   Py_DECREF(__pyx_v_rc);
   __pyx_v_rc = __pyx_1;
   __pyx_1 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":75 */
-  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 75; goto __pyx_L1;}
-  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 75; goto __pyx_L1;}
-  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 75; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":92 */
+  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 92; goto __pyx_L1;}
+  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 92; goto __pyx_L1;}
+  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 92; goto __pyx_L1;}
   PyList_SET_ITEM(__pyx_4, 0, __pyx_2);
   PyList_SET_ITEM(__pyx_4, 1, __pyx_1);
   __pyx_2 = 0;
@@ -352,7 +518,7 @@
   __pyx_v_result = __pyx_4;
   __pyx_4 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":76 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":93 */
   Py_INCREF(__pyx_v_result);
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
@@ -394,64 +560,64 @@
   __pyx_v_rc = Py_None; Py_INCREF(Py_None);
   __pyx_v_result = Py_None; Py_INCREF(Py_None);
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":81 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":98 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":81 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":98 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_block, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 98; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_v[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":82 */
-  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":99 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[0]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":82 */
-  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":99 */
+  __pyx_1 = PyInt_FromLong(1); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[1]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":82 */
-  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":99 */
+  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[2]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":82 */
-  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":99 */
+  __pyx_1 = PyInt_FromLong(3); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 82; goto __pyx_L1;}
+  __pyx_3 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
   Py_DECREF(__pyx_2); __pyx_2 = 0;
   (__pyx_v_k[3]) = __pyx_3;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":83 */
-  __pyx_1 = PyInt_FromLong(xtea_decipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 83; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":100 */
+  __pyx_1 = PyInt_FromLong(xtea_decipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds)); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 100; goto __pyx_L1;}
   Py_DECREF(__pyx_v_rc);
   __pyx_v_rc = __pyx_1;
   __pyx_1 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":84 */
-  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 84; goto __pyx_L1;}
-  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 84; goto __pyx_L1;}
-  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 84; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":101 */
+  __pyx_2 = PyLong_FromUnsignedLong((__pyx_v_v[0])); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 101; goto __pyx_L1;}
+  __pyx_1 = PyLong_FromUnsignedLong((__pyx_v_v[1])); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 101; goto __pyx_L1;}
+  __pyx_4 = PyList_New(2); if (!__pyx_4) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 101; goto __pyx_L1;}
   PyList_SET_ITEM(__pyx_4, 0, __pyx_2);
   PyList_SET_ITEM(__pyx_4, 1, __pyx_1);
   __pyx_2 = 0;
@@ -460,7 +626,7 @@
   __pyx_v_result = __pyx_4;
   __pyx_4 = 0;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":85 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":102 */
   Py_INCREF(__pyx_v_result);
   __pyx_r = __pyx_v_result;
   goto __pyx_L0;
@@ -482,12 +648,11 @@
 }
 
 static PyObject *__pyx_n_len;
-static PyObject *__pyx_n_ValueError;
 static PyObject *__pyx_n_append;
 
-static PyObject *__pyx_k1p;
+static PyObject *__pyx_k2p;
 
-static char (__pyx_k1[]) = "len(block) %i != rounds %i";
+static char (__pyx_k2[]) = "len(block) %i != rounds %i";
 
 static PyObject *__pyx_f_7_pyxtea__c_xxtea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
 static PyObject *__pyx_f_7_pyxtea__c_xxtea_encrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
@@ -513,116 +678,116 @@
   Py_INCREF(__pyx_v_key);
   __pyx_v_result = Py_None; Py_INCREF(Py_None);
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":91 */
-  __pyx_1 = __Pyx_GetName(__pyx_b, __pyx_n_len); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; goto __pyx_L1;}
-  __pyx_2 = PyTuple_New(1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":108 */
+  __pyx_1 = __Pyx_GetName(__pyx_b, __pyx_n_len); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
+  __pyx_2 = PyTuple_New(1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
   Py_INCREF(__pyx_v_block);
   PyTuple_SET_ITEM(__pyx_2, 0, __pyx_v_block);
-  __pyx_3 = PyObject_CallObject(__pyx_1, __pyx_2); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; goto __pyx_L1;}
+  __pyx_3 = PyObject_CallObject(__pyx_1, __pyx_2); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
   Py_DECREF(__pyx_2); __pyx_2 = 0;
-  __pyx_4 = PyInt_AsLong(__pyx_3); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 91; goto __pyx_L1;}
+  __pyx_4 = PyInt_AsLong(__pyx_3); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
   Py_DECREF(__pyx_3); __pyx_3 = 0;
   __pyx_v_size = __pyx_4;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":92 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":109 */
   __pyx_4 = (__pyx_v_size != __pyx_v_rounds);
   if (__pyx_4) {
 
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-    __pyx_1 = __Pyx_GetName(__pyx_b, __pyx_n_ValueError); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
-    __pyx_2 = PyInt_FromLong(__pyx_v_size); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
-    __pyx_3 = PyLong_FromUnsignedLong(__pyx_v_rounds); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
-    __pyx_5 = PyTuple_New(2); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":110 */
+    __pyx_1 = __Pyx_GetName(__pyx_b, __pyx_n_ValueError); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    __pyx_2 = PyInt_FromLong(__pyx_v_size); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    __pyx_3 = PyLong_FromUnsignedLong(__pyx_v_rounds); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    __pyx_5 = PyTuple_New(2); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
     PyTuple_SET_ITEM(__pyx_5, 0, __pyx_2);
     PyTuple_SET_ITEM(__pyx_5, 1, __pyx_3);
     __pyx_2 = 0;
     __pyx_3 = 0;
-    __pyx_2 = PyNumber_Remainder(__pyx_k1p, __pyx_5); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
+    __pyx_2 = PyNumber_Remainder(__pyx_k2p, __pyx_5); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
     Py_DECREF(__pyx_5); __pyx_5 = 0;
     __Pyx_Raise(__pyx_1, __pyx_2, 0);
     Py_DECREF(__pyx_1); __pyx_1 = 0;
     Py_DECREF(__pyx_2); __pyx_2 = 0;
-    {__pyx_filename = __pyx_f[0]; __pyx_lineno = 93; goto __pyx_L1;}
+    {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
     goto __pyx_L2;
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   __pyx_L2:;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":94 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":111 */
   __pyx_v_v = ((unsigned long (*))malloc(((sizeof(unsigned long )) * __pyx_v_size)));
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":95 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":112 */
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_v_size; ++__pyx_v_i) {
 
-    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":96 */
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-    __pyx_5 = PyObject_GetItem(__pyx_v_block, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 96; goto __pyx_L1;}
+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":113 */
+    __pyx_3 = PyInt_FromLong(__pyx_v_i); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 113; goto __pyx_L1;}
+    __pyx_5 = PyObject_GetItem(__pyx_v_block, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 113; goto __pyx_L1;}
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-    __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 96; goto __pyx_L1;}
+    __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 113; goto __pyx_L1;}
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+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":114 */
+  __pyx_1 = PyInt_FromLong(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
   Py_DECREF(__pyx_1); __pyx_1 = 0;
-  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":97 */
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-  __pyx_5 = PyObject_GetItem(__pyx_v_key, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":114 */
+  __pyx_3 = PyInt_FromLong(1); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
+  __pyx_5 = PyObject_GetItem(__pyx_v_key, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":97 */
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-  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":114 */
+  __pyx_1 = PyInt_FromLong(2); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
+  __pyx_2 = PyObject_GetItem(__pyx_v_key, __pyx_1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_2); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":97 */
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-  __pyx_5 = PyObject_GetItem(__pyx_v_key, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":114 */
+  __pyx_3 = PyInt_FromLong(3); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
+  __pyx_5 = PyObject_GetItem(__pyx_v_key, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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-  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 97; goto __pyx_L1;}
+  __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 114; goto __pyx_L1;}
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   (__pyx_v_k[3]) = __pyx_6;
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":98 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":115 */
   __pyx_v_rc = xxtea_encipher(__pyx_v_v,__pyx_v_k,__pyx_v_rounds);
 
-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":99 */
-  __pyx_1 = PyList_New(0); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 99; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":116 */
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":100 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":117 */
   for (__pyx_v_i = 0; __pyx_v_i < __pyx_v_size; ++__pyx_v_i) {
 
-    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":101 */
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-    __pyx_3 = PyLong_FromUnsignedLong((__pyx_v_v[__pyx_v_i])); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 101; goto __pyx_L1;}
-    __pyx_5 = PyTuple_New(1); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 101; goto __pyx_L1;}
+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":118 */
+    __pyx_2 = PyObject_GetAttr(__pyx_v_result, __pyx_n_append); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 118; goto __pyx_L1;}
+    __pyx_3 = PyLong_FromUnsignedLong((__pyx_v_v[__pyx_v_i])); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 118; goto __pyx_L1;}
+    __pyx_5 = PyTuple_New(1); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 118; goto __pyx_L1;}
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+    __pyx_1 = PyObject_CallObject(__pyx_2, __pyx_5); if (!__pyx_1) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 118; goto __pyx_L1;}
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":102 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":119 */
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":103 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":120 */
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 }
 
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 static PyObject *__pyx_f_7_pyxtea__c_xxtea_decrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
 static PyObject *__pyx_f_7_pyxtea__c_xxtea_decrypt(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
@@ -671,116 +836,116 @@
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":108 */
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-  __pyx_2 = PyTuple_New(1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":125 */
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+  __pyx_2 = PyTuple_New(1); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 125; goto __pyx_L1;}
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+  __pyx_3 = PyObject_CallObject(__pyx_1, __pyx_2); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 125; goto __pyx_L1;}
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-  __pyx_4 = PyInt_AsLong(__pyx_3); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 108; goto __pyx_L1;}
+  __pyx_4 = PyInt_AsLong(__pyx_3); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 125; goto __pyx_L1;}
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":109 */
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-    __pyx_3 = PyLong_FromUnsignedLong(__pyx_v_rounds); if (!__pyx_3) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
-    __pyx_5 = PyTuple_New(2); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":127 */
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+    __pyx_2 = PyInt_FromLong(__pyx_v_size); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 127; goto __pyx_L1;}
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-    __pyx_2 = PyNumber_Remainder(__pyx_k2p, __pyx_5); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    __pyx_2 = PyNumber_Remainder(__pyx_k3p, __pyx_5); if (!__pyx_2) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 127; goto __pyx_L1;}
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     __Pyx_Raise(__pyx_1, __pyx_2, 0);
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     Py_DECREF(__pyx_2); __pyx_2 = 0;
-    {__pyx_filename = __pyx_f[0]; __pyx_lineno = 110; goto __pyx_L1;}
+    {__pyx_filename = __pyx_f[0]; __pyx_lineno = 127; goto __pyx_L1;}
     goto __pyx_L2;
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":111 */
+  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":128 */
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-  /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":112 */
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+    /* "/home/heimes/dev/pymoul/crypttea/src/crypttea/_pyxtea.pyx":130 */
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+    __pyx_5 = PyObject_GetItem(__pyx_v_block, __pyx_3); if (!__pyx_5) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 130; goto __pyx_L1;}
     Py_DECREF(__pyx_3); __pyx_3 = 0;
-    __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 113; goto __pyx_L1;}
+    __pyx_6 = PyInt_AsUnsignedLongMask(__pyx_5); if (PyErr_Occurred()) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 130; goto __pyx_L1;}
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