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/*
* Copyright (C) 2000-2012 Free Software Foundation, Inc.
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* The GnuTLS is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>
*
*/
#ifndef GNUTLS_LIB_CIPHER_H
#define GNUTLS_LIB_CIPHER_H
int _gnutls_encrypt(gnutls_session_t session,
const uint8_t * data,
size_t data_size, size_t min_pad,
mbuffer_st * bufel,
content_type_t type, record_parameters_st * params);
int _gnutls_decrypt(gnutls_session_t session,
gnutls_datum_t * ciphertext, gnutls_datum_t * output,
content_type_t *type, record_parameters_st * params,
uint64_t sequence);
#define MAX_PREAMBLE_SIZE 16
int
_gnutls_make_preamble(uint64_t uint64_data, uint8_t type, unsigned int length,
const version_entry_st * ver, uint8_t preamble[MAX_PREAMBLE_SIZE]);
int cbc_mac_verify(gnutls_session_t session, record_parameters_st *params,
uint8_t preamble[MAX_PREAMBLE_SIZE],
content_type_t type,
uint64_t sequence,
const uint8_t *data, size_t data_size,
size_t tag_size);
#endif /* GNUTLS_LIB_CIPHER_H */
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