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/*
* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2010 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA
*
*/
#ifndef GNUTLS_CIPHER_INT
# define GNUTLS_CIPHER_INT
#include <gnutls/crypto.h>
extern int crypto_cipher_prio;
extern gnutls_crypto_cipher_st _gnutls_cipher_ops;
typedef int (*cipher_encrypt_func)(void* hd, const void* plaintext, size_t, void* ciphertext, size_t);
typedef int (*cipher_decrypt_func)(void* hd, const void* ciphertext, size_t, void* plaintext, size_t);
typedef void (*cipher_deinit_func)(void* hd);
typedef struct
{
void* handle;
cipher_encrypt_func encrypt;
cipher_decrypt_func decrypt;
cipher_deinit_func deinit;
} cipher_hd_st;
int _gnutls_cipher_init (cipher_hd_st *, gnutls_cipher_algorithm_t cipher,
const gnutls_datum_t * key,
const gnutls_datum_t * iv);
int _gnutls_cipher_encrypt (const cipher_hd_st * handle, void *text,
int textlen);
int _gnutls_cipher_decrypt (const cipher_hd_st * handle, void *ciphertext,
int ciphertextlen);
int _gnutls_cipher_encrypt2 (const cipher_hd_st * handle, const void *text,
int textlen, void* ciphertext, int ciphertextlen);
int _gnutls_cipher_decrypt2 (const cipher_hd_st * handle, const void *ciphertext,
int ciphertextlen, void* text, int textlen);
void _gnutls_cipher_deinit (cipher_hd_st * handle);
#endif /* GNUTLS_CIPHER_INT */
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