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[avr-crypto-lib.git] / skipjack / skipjack.h

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+/* skipjack.h */
+/*
+    This file is part of the AVR-Crypto-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/>.
+*/
+#ifndef SKIPJACK_H_
+#define SKIPJACK_H_
+
+/** 
+ * \file      skipjack.h
+ * \author    Daniel Otte
+ * \date      2006-11-01
+ * \license   GPLv3 or later
+ * \brief     Implementation of the serpent sbox function.
+ * 
+ */
+
+
+#include <stdint.h>
+
+/** \fn void skipjack_enc(void* block, void* key)
+ * \brief skipjack encryption function
+ * 
+ * This function encrypts a block of plaintext with the Skipjac encryption
+ * algorithm. The block is 64 bit (8 byte) long, the key is 80 bit (10 byte)
+ * long.
+ * \param block pointer to the 64 bit (8 byte) block to encrypt
+ * \param key   pointer to the 80 bit (10 byte) key 
+ */
+void skipjack_enc(void* block, void* key);
+
+/** \fn void skipjack_dec(void* block, void* key)
+ * \brief skipjack decryption function
+ * 
+ * This function decrypts a block of ciphertext encrypted with the Skipjac
+ * encryption algorithm. 
+ * The block is 64 bit (8 byte) long, the key is 80 bit (10 byte) long.
+ * \param block pointer to the 64 bit (8 byte) block to decrypt
+ * \param key   pointer to the 80 bit (10 byte) key 
+ */
+void skipjack_dec(void* block, void* key);
+
+#endif /*SKIPJACK_H_*/