Diff: cyclone_crypto/des3.h

Revision:

0:8918a71cdbe9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cyclone_crypto/des3.h	Sat Feb 04 18:15:49 2017 +0000
@@ -0,0 +1,63 @@
+/**
+ * @file des3.h
+ * @brief Triple DES (Triple Data Encryption Algorithm)
+ *
+ * @section License
+ *
+ * Copyright (C) 2010-2017 Oryx Embedded SARL. All rights reserved.
+ *
+ * This file is part of CycloneCrypto Open.
+ *
+ * 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 2
+ * 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * @author Oryx Embedded SARL (www.oryx-embedded.com)
+ * @version 1.7.6
+ **/
+
+#ifndef _DES3_H
+#define _DES3_H
+
+//Dependencies
+#include "crypto.h"
+#include "des.h"
+
+//Triple DES block size
+#define DES3_BLOCK_SIZE 8
+//Common interface for encryption algorithms
+#define DES3_CIPHER_ALGO (&des3CipherAlgo)
+
+
+/**
+ * @brief Triple DES algorithm context
+ **/
+
+typedef struct
+{
+   DesContext k1;
+   DesContext k2;
+   DesContext k3;
+} Des3Context;
+
+
+//Triple DES related constants
+extern const CipherAlgo des3CipherAlgo;
+
+//Triple DES related functions
+error_t des3Init(Des3Context *context, const uint8_t *key, size_t keyLength);
+void des3EncryptBlock(Des3Context *context, const uint8_t *input, uint8_t *output);
+void des3DecryptBlock(Des3Context *context, const uint8_t *input, uint8_t *output);
+
+#endif
+