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Strongswan

    1: /*
    2:  * Copyright (C) 2015 Martin Willi
    3:  * Copyright (C) 2015 revosec AG
    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 aesni_gcm aesni_gcm
   18:  * @{ @ingroup aesni
   19:  */
   20: 
   21: #ifndef AESNI_GCM_H_
   22: #define AESNI_GCM_H_
   23: 
   24: #include <library.h>
   25: 
   26: typedef struct aesni_gcm_t aesni_gcm_t;
   27: 
   28: /**
   29:  * GCM mode AEAD using AES-NI
   30:  */
   31: struct aesni_gcm_t {
   32: 
   33: 	/**
   34: 	 * Implements aead_t interface
   35: 	 */
   36: 	aead_t aead;
   37: };
   38: 
   39: /**
   40:  * Create a aesni_gcm instance.
   41:  *
   42:  * @param algo			encryption algorithm, ENCR_AES_GCM*
   43:  * @param key_size		AES key size, in bytes
   44:  * @param salt_size		size of salt value
   45:  * @return				AES-GCM AEAD, NULL if not supported
   46:  */
   47: aesni_gcm_t *aesni_gcm_create(encryption_algorithm_t algo,
   48: 							  size_t key_size, size_t salt_size);
   49: 
   50: #endif /** AESNI_GCM_H_ @}*/