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Diffstat (limited to 'src/libstrongswan/plugins/chapoly/chapoly_aead.h')
| -rw-r--r-- | src/libstrongswan/plugins/chapoly/chapoly_aead.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/libstrongswan/plugins/chapoly/chapoly_aead.h b/src/libstrongswan/plugins/chapoly/chapoly_aead.h new file mode 100644 index 000000000..e090541dd --- /dev/null +++ b/src/libstrongswan/plugins/chapoly/chapoly_aead.h @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2015 Martin Willi + * Copyright (C) 2015 revosec AG + * + * 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. + */ + +/** + * @defgroup chapoly_aead chapoly_aead + * @{ @ingroup chapoly + */ + +#ifndef CHAPOLY_AEAD_H_ +#define CHAPOLY_AEAD_H_ + +#include <crypto/aead.h> + +typedef struct chapoly_aead_t chapoly_aead_t; + +/** + * ChaCha20/Poly1305 AEAD implementation. + * + * TODO-Chapoly: draft-ietf-ipsecme-chacha20-poly1305-05 + */ +struct chapoly_aead_t { + + /** + * Implements aead_t interface. + */ + aead_t aead; +}; + +/** + * Create a chapoly_aead instance. + * + * @param algo algorithm to implement, ENCR_CHACHA20_POLY1305 + * @param key_size key size in bytes, 32 + * @param salt_size size of implicit salt length, 0 + * @return AEAD, NULL if not supported + */ +chapoly_aead_t *chapoly_aead_create(encryption_algorithm_t algo, + size_t key_size, size_t salt_size); + +#endif /** CHAPOLY_AEAD_H_ @}*/ |