Pydes

Fix triple des error when creating a CBC instance with no IV.

** 16th March 2009 **

Updated to work with Python3.

** 14th November 2008 **

Code: Patch by Shaya: fix PAD_PKCS5 padding modes when using triple des CBC.
Tests: Moved to separate test file.

** 28th October 2008 **

Code: Added PAD_NORMAL and PAD_PKCS5 padding modes.
Code: Implemented PKCS5 padding suport.
Code: Allow pad character and padmode to be set on a class instance.

** 23rd March 2007 **
License: Specified license as Public Domain everywhere.

** 12th September 2005 **

Code: Fixed errors with pyDes.triple_des() CBC mode.
Code: Added triple DES CBC checks to the testing procedures in __fulltest__()

** 7 May 2003 **
Code: pyDes.des and pyDes.triple_des now have an extra optional argument for
the encrypt and decrypt methods. This is for the padding character and
immediately follows the data field.
Code: Added error checking to the testing procedures in __fulltest__()

** 5 May 2003 **
Doc: Modified comments in Readme.txt and in pyDes.py header

Code: Changed Triple DES method to DES-EDE3 or DES-EDE2, depending on key size
Code: Optimized code by replacing inner for loops with map (now twice as fast)
Code: Changed all permutation tables to contain indexed locations instead of
byte offset locations
Code: Removed debugging line "Len of data: 1.0000"
Code: Included __filetest__() testing procedure