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Diffstat (limited to 'Source/charon/transforms/prfs/prf_hmac.h')
-rw-r--r-- | Source/charon/transforms/prfs/prf_hmac.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/Source/charon/transforms/prfs/prf_hmac.h b/Source/charon/transforms/prfs/prf_hmac.h new file mode 100644 index 000000000..3f5a86678 --- /dev/null +++ b/Source/charon/transforms/prfs/prf_hmac.h @@ -0,0 +1,56 @@ +/** + * @file prf_hmac.h + * + * @brief Implementation of prf_t interface using the + * a HMAC algorithm. This simply wraps a hmac in a prf. + * + */ + +/* + * 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 PRF_HMAC_H_ +#define PRF_HMAC_H_ + +#include "prf.h" + +#include "../../types.h" +#include "../hashers/hasher.h" + +/** + * Object representing a prf using HMAC + * + */ +typedef struct prf_hmac_s prf_hmac_t; + +struct prf_hmac_s { + + /** + * generic prf_t interface for this prf + */ + prf_t prf_interface; +}; + +/** + * Creates a new prf_hmac_t object + * + * @param hash_algorithm hmac's hash algorithm + * @return + * - prf_hmac_t if successfully + * - NULL if out of ressources + */ +prf_hmac_t *prf_hmac_create(hash_algorithm_t hash_algorithm); + +#endif /*PRF_HMAC_SHA1_H_*/ |