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Annotation of embedaddon/strongswan/src/libstrongswan/plugins/openssl/openssl_hasher.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2008-2017 Tobias Brunner
        !             3:  * HSR Hochschule fuer Technik Rapperswil
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify it
        !             6:  * under the terms of the GNU General Public License as published by the
        !             7:  * Free Software Foundation; either version 2 of the License, or (at your
        !             8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful, but
        !            11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
        !            13:  * for more details.
        !            14:  */
        !            15: 
        !            16: /**
        !            17:  * @defgroup openssl_hasher openssl_hasher
        !            18:  * @{ @ingroup openssl_p
        !            19:  */
        !            20: 
        !            21: #ifndef OPENSSL_HASHER_H_
        !            22: #define OPENSSL_HASHER_H_
        !            23: 
        !            24: typedef struct openssl_hasher_t openssl_hasher_t;
        !            25: 
        !            26: #include <crypto/hashers/hasher.h>
        !            27: 
        !            28: #include <openssl/evp.h>
        !            29: 
        !            30: /**
        !            31:  * Implementation of hashers using OpenSSL.
        !            32:  */
        !            33: struct openssl_hasher_t {
        !            34: 
        !            35:        /**
        !            36:         * Implements hasher_t interface.
        !            37:         */
        !            38:        hasher_t hasher;
        !            39: };
        !            40: 
        !            41: /**
        !            42:  * Determine EVP_MD for the given hash algorithm
        !            43:  *
        !            44:  * @param hash                 hash algorithm
        !            45:  * @return                             EVP_MD or NULL if not found/supported
        !            46:  */
        !            47: const EVP_MD *openssl_get_md(hash_algorithm_t hash);
        !            48: 
        !            49: /**
        !            50:  * Constructor to create openssl_hasher_t.
        !            51:  *
        !            52:  * @param algo                 algorithm
        !            53:  * @return                             openssl_hasher_t, NULL if not supported
        !            54:  */
        !            55: openssl_hasher_t *openssl_hasher_create(hash_algorithm_t algo);
        !            56: 
        !            57: #endif /** OPENSSL_HASHER_H_ @}*/