1 files changed, 51 insertions, 0 deletions
diff --git a/src/libstrongswan/plugins/hmac/hmac_prf.h b/src/libstrongswan/plugins/hmac/hmac_prf.h
new file mode 100644
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+++ b/src/libstrongswan/plugins/hmac/hmac_prf.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2008 Martin Willi
+ * Copyright (C) 2005 Jan Hutter
+ * 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 hmac_prf hmac_prf
+ * @{ @ingroup hmac_p
+ */
+
+#ifndef PRF_HMAC_H_
+#define PRF_HMAC_H_
+
+typedef struct hmac_prf_t hmac_prf_t;
+
+#include <crypto/prfs/prf.h>
+
+/**
+ * Implementation of prf_t interface using the HMAC algorithm.
+ * 
+ * This simply wraps a hmac_t in a prf_t. More a question of
+ * interface matching.
+ */
+struct hmac_prf_t {
+	
+	/**
+	 * Generic prf_t interface for this hmac_prf_t class.
+	 */
+	prf_t prf_interface;
+};
+
+/**
+ * Creates a new hmac_prf_t object.
+ * 
+ * @param algo		algorithm to implement
+ * @return			hmac_prf_t object, NULL if hash not supported
+ */
+hmac_prf_t *hmac_prf_create(pseudo_random_function_t algo);
+
+#endif /*PRF_HMAC_SHA1_H_ @}*/