53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/*
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* Copyright (C) 2015 Martin Willi
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* Copyright (C) 2015 revosec AG
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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/**
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* @defgroup chapoly_aead chapoly_aead
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* @{ @ingroup chapoly
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*/
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#ifndef CHAPOLY_AEAD_H_
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#define CHAPOLY_AEAD_H_
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#include <crypto/aead.h>
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typedef struct chapoly_aead_t chapoly_aead_t;
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/**
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* ChaCha20/Poly1305 AEAD implementation.
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*
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* TODO-Chapoly: draft-ietf-ipsecme-chacha20-poly1305-05
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*/
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struct chapoly_aead_t {
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/**
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* Implements aead_t interface.
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*/
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aead_t aead;
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};
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/**
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* Create a chapoly_aead instance.
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*
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* @param algo algorithm to implement, ENCR_CHACHA20_POLY1305
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* @param key_size key size in bytes, 32
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* @param salt_size size of implicit salt length, 0
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* @return AEAD, NULL if not supported
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*/
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chapoly_aead_t *chapoly_aead_create(encryption_algorithm_t algo,
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size_t key_size, size_t salt_size);
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#endif /** CHAPOLY_AEAD_H_ @}*/
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