xref: /freebsd/sys/crypto/openssl/ossl_cipher.h (revision 197ff4c35bf00fb61603592476d5213a16027987)
1*197ff4c3SKornel Duleba /*-
2*197ff4c3SKornel Duleba  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*197ff4c3SKornel Duleba  *
4*197ff4c3SKornel Duleba  * Copyright (c) 2021 Stormshield.
5*197ff4c3SKornel Duleba  * Copyright (c) 2021 Semihalf.
6*197ff4c3SKornel Duleba  *
7*197ff4c3SKornel Duleba  * Redistribution and use in source and binary forms, with or without
8*197ff4c3SKornel Duleba  * modification, are permitted provided that the following conditions
9*197ff4c3SKornel Duleba  * are met:
10*197ff4c3SKornel Duleba  * 1. Redistributions of source code must retain the above copyright
11*197ff4c3SKornel Duleba  *    notice, this list of conditions and the following disclaimer.
12*197ff4c3SKornel Duleba  * 2. Redistributions in binary form must reproduce the above copyright
13*197ff4c3SKornel Duleba  *    notice, this list of conditions and the following disclaimer in the
14*197ff4c3SKornel Duleba  *    documentation and/or other materials provided with the distribution.
15*197ff4c3SKornel Duleba  *
16*197ff4c3SKornel Duleba  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*197ff4c3SKornel Duleba  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*197ff4c3SKornel Duleba  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*197ff4c3SKornel Duleba  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*197ff4c3SKornel Duleba  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*197ff4c3SKornel Duleba  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*197ff4c3SKornel Duleba  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*197ff4c3SKornel Duleba  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*197ff4c3SKornel Duleba  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*197ff4c3SKornel Duleba  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*197ff4c3SKornel Duleba  */
27*197ff4c3SKornel Duleba 
28*197ff4c3SKornel Duleba #ifndef __OSSL_CIPHER_H__
29*197ff4c3SKornel Duleba #define __OSSL_CIPHER_H__
30*197ff4c3SKornel Duleba 
31*197ff4c3SKornel Duleba struct ossl_session_cipher;
32*197ff4c3SKornel Duleba struct cryptop;
33*197ff4c3SKornel Duleba struct crypto_session_params;
34*197ff4c3SKornel Duleba 
35*197ff4c3SKornel Duleba typedef int (ossl_cipher_setkey_t)(const unsigned char*, int, void*);
36*197ff4c3SKornel Duleba typedef int (ossl_cipher_process_t)(struct ossl_session_cipher*, struct cryptop*,
37*197ff4c3SKornel Duleba     const struct crypto_session_params*);
38*197ff4c3SKornel Duleba typedef void (ossl_cipher_encrypt_t)(const unsigned char*, unsigned char*, size_t,
39*197ff4c3SKornel Duleba     const void*, unsigned char*, int);
40*197ff4c3SKornel Duleba 
41*197ff4c3SKornel Duleba ossl_cipher_encrypt_t ossl_aes_cbc_encrypt;
42*197ff4c3SKornel Duleba 
43*197ff4c3SKornel Duleba struct ossl_cipher {
44*197ff4c3SKornel Duleba 	int			type;
45*197ff4c3SKornel Duleba 	uint16_t		blocksize;
46*197ff4c3SKornel Duleba 	uint16_t		ivsize;
47*197ff4c3SKornel Duleba 
48*197ff4c3SKornel Duleba 	ossl_cipher_setkey_t	*set_encrypt_key;
49*197ff4c3SKornel Duleba 	ossl_cipher_setkey_t	*set_decrypt_key;
50*197ff4c3SKornel Duleba 	ossl_cipher_process_t	*process;
51*197ff4c3SKornel Duleba };
52*197ff4c3SKornel Duleba 
53*197ff4c3SKornel Duleba #endif
54