- skeletons for:

- prf
	- prf_hmac_sha1
	- hasher
	- hasher_sha1

Source/charon/transforms/hashers/hasher_sha1.h

@@ -0,0 +1,53 @@
+/**
+ * @file hasher_sha1.h
+ * 
+ * @brief Implementation of hasher_t interface using the
+ * SHA1 algorithm.
+ * 
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, 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.
+ */
+
+#ifndef HASHER_SHA1_H_
+#define HASHER_SHA1_H_
+
+#include "hasher.h"
+
+
+/**
+ * Object representing the sha1 hasher
+ * 
+ */
+typedef struct hasher_sha1_s hasher_sha1_t;
+
+struct hasher_sha1_s {
+	
+	/**
+	 * generic hasher_t interface for this hasher
+	 */
+	hasher_t hasher_interface;
+};
+
+/**
+ * Creates a new hasher_sha1_t object
+ * 
+ * @return
+ * 							- hasher_sha1_t if successfully
+ * 							- NULL if out of ressources
+ */
+hasher_sha1_t *hasher_sha1_create();
+
+#endif /*HASHER_SHA1_H_*/