gcrypt mpi based Diffie-Hellman implementation

2009-06-09 11:18:57 +02:00
parent a41d0932c2
commit 1111088aa7
4 changed files with 634 additions and 0 deletions
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2009 Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+/**
+ * @defgroup gcrypt_dh gcrypt_dh
+ * @{ @ingroup gcrypt_p
+ */
+
+#ifndef GCRYPT_DH_H_
+#define GCRYPT_DH_H_
+
+typedef struct gcrypt_dh_t gcrypt_dh_t;
+
+#include <library.h>
+
+/**
+ * Implementation of the Diffie-Hellman algorithm using libgcrypt mpi.
+ */
+struct gcrypt_dh_t {
+	
+	/**
+	 * Implements diffie_hellman_t interface.
+	 */
+	diffie_hellman_t dh;
+};
+
+/**
+ * Creates a new gcrypt_dh_t object.
+ * 
+ * @param group			Diffie Hellman group number to use
+ * @return				gcrypt_dh_t object, NULL if not supported
+ */
+gcrypt_dh_t *gcrypt_dh_create(diffie_hellman_group_t group);
+
+#endif /** GCRYPT_DH_H_ @}*/
+