Annotation of embedaddon/strongswan/src/libstrongswan/plugins/gcm/gcm_aead.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (C) 2010 Martin Willi
! 3: * Copyright (C) 2010 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 gcm_aead gcm_aead
! 18: * @{ @ingroup gcm
! 19: */
! 20:
! 21: #ifndef GCM_AEAD_H_
! 22: #define GCM_AEAD_H_
! 23:
! 24: #include <crypto/aead.h>
! 25:
! 26: typedef struct gcm_aead_t gcm_aead_t;
! 27:
! 28: /**
! 29: * Galois/Counter Mode (GCM).
! 30: *
! 31: * Implements GCM as specified in NIST 800-38D, using AEAD semantics from
! 32: * RFC 5282, based on RFC4106.
! 33: */
! 34: struct gcm_aead_t {
! 35:
! 36: /**
! 37: * Implements aead_t interface.
! 38: */
! 39: aead_t aead;
! 40: };
! 41:
! 42: /**
! 43: * Create a gcm_aead instance.
! 44: *
! 45: * @param algo algorithm to implement, a gcm mode
! 46: * @param key_size key size in bytes
! 47: * @param salt_size size of implicit salt length
! 48: * @return aead, NULL if not supported
! 49: */
! 50: gcm_aead_t *gcm_aead_create(encryption_algorithm_t algo, size_t key_size,
! 51: size_t salt_size);
! 52:
! 53: #endif /** GCM_AEAD_H_ @}*/
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