xref: /freebsd/sys/dev/glxsb/glxsb.h (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
1 /*-
2  * Copyright (c) 2005-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _GLXSB_H_
30 #define _GLXSB_H_
31 
32 #include <opencrypto/cryptodev.h>
33 
34 #define SB_AES_BLOCK_SIZE       0x0010
35 
36 struct glxsb_session {
37 	uint32_t	ses_key[4];		/* key */
38 	uint8_t		ses_iv[SB_AES_BLOCK_SIZE]; /* initialization vector */
39 	int		ses_klen;		/* key len */
40 	int		ses_used;		/* session is used */
41 	uint32_t	ses_id;			/* session id*/
42 	struct auth_hash *ses_axf;
43 	uint8_t		*ses_ictx;
44 	uint8_t		*ses_octx;
45 	int		ses_mlen;
46 	TAILQ_ENTRY(glxsb_session) ses_next;
47 };
48 
49 int glxsb_hash_setup(struct glxsb_session *ses,
50 	    struct cryptoini *macini);
51 
52 int glxsb_hash_process(struct glxsb_session *ses,
53 	    struct cryptodesc *maccrd, struct cryptop *crp);
54 
55 void glxsb_hash_free(struct glxsb_session *ses);
56 
57 #endif	/* !_GLXSB_H_ */
58