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[pygost.git] / pygost / gost3412.py

diff --git a/pygost/gost3412.py b/pygost/gost3412.py
index 7b4cc780253cf54e38123c811d1a5fa2762b8ee6..0dce23f4c0eefa4e3076b3055956ade3ff8b06e3 100644 (file)
--- a/pygost/gost3412.py
+++ b/pygost/gost3412.py
@@ -1,11 +1,10 @@
 # coding: utf-8
 # PyGOST -- Pure Python GOST cryptographic functions library
-# Copyright (C) 2015-2019 Sergey Matveev <stargrave@stargrave.org>
+# Copyright (C) 2015-2021 Sergey Matveev <stargrave@stargrave.org>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+# the Free Software Foundation, version 3 of the License.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -24,9 +23,11 @@ from pygost.gost28147 import decrypt as gost28147_decrypt
 from pygost.gost28147 import encrypt as gost28147_encrypt
 from pygost.gost28147 import ns2block as gost28147_ns2block
 from pygost.utils import strxor
-from pygost.utils import xrange  # pylint: disable=redefined-builtin
+from pygost.utils import xrange
 
 
+KEYSIZE = 32
+
 LC = bytearray((
     148, 32, 133, 16, 194, 192, 1, 251, 1, 192, 194, 16, 133, 32, 148, 1,
 ))
@@ -124,6 +125,8 @@ def lp(blk):
 class GOST3412Kuznechik(object):
     """GOST 34.12-2015 128-bit block cipher Кузнечик (Kuznechik)
     """
+    blocksize = 16
+
     def __init__(self, key):
         """
         :param key: encryption/decryption key
@@ -157,6 +160,8 @@ class GOST3412Kuznechik(object):
 class GOST3412Magma(object):
     """GOST 34.12-2015 64-bit block cipher Магма (Magma)
     """
+    blocksize = 8
+
     def __init__(self, key):
         """
         :param key: encryption/decryption key