X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=des.h;h=6fec6d3e49853275724bb28ff2d1f9d0e07288f8;hb=f6e331f76599dbb9b3bb82fb9600bbc4410b77bb;hp=45b29b512462dd0a969264f9916fb2cb9ce43237;hpb=79c9a6582ba071646a3062175715f59ebe210603;p=avr-crypto-lib.git

diff --git a/des.h b/des.h
index 45b29b5..6fec6d3 100644
--- a/des.h
+++ b/des.h
@@ -1,3 +1,21 @@
+/* des.h */
+/*
+    This file is part of the Crypto-avr-lib/microcrypt-lib.
+    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+
+    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.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 /**
  * \file	des.h
  * \author	Daniel Otte 
@@ -11,7 +29,7 @@
 #define DES_H_
 
 #include <stdint.h>
-/* the FIPS 46-3 (1999-10-25) name for triple DES is triple data encrytion algorithm so TDEA.
+/* the FIPS 46-3 (1999-10-25) name for triple DES is triple data encryption algorithm so TDEA.
  * Also we only implement the three key mode  */
 #define tdea_encrypt tdes_encrypt
 #define tdea_decrypt tdes_decrypt