1 /*        $NetBSD: cryptosoft.h,v 1.7 2011/02/10 21:00:42 drochner Exp $ */
2 /*        $OpenBSD: cryptosoft.h,v 1.10 2002/04/22 23:10:09 deraadt Exp $       */
3 
4 /*
5  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
6  *
7  * This code was written by Angelos D. Keromytis in Athens, Greece, in
8  * February 2000. Network Security Technologies Inc. (NSTI) kindly
9  * supported the development of this code.
10  *
11  * Copyright (c) 2000 Angelos D. Keromytis
12  *
13  * Permission to use, copy, and modify this software with or without fee
14  * is hereby granted, provided that this entire notice is included in
15  * all source code copies of any software which is or includes a copy or
16  * modification of this software.
17  *
18  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
19  * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
20  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
21  * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
22  * PURPOSE.
23  */
24 
25 #ifndef _CRYPTO_CRYPTOSOFT_H_
26 #define _CRYPTO_CRYPTOSOFT_H_
27 
28 /* Software session entry */
29 struct swcr_data {
30           int                 sw_alg;             /* Algorithm */
31           union {
32                     struct {
33                               u_int8_t   *SW_ictx;
34                               u_int8_t   *SW_octx;
35                               u_int32_t  SW_klen;
36                               const struct swcr_auth_hash *SW_axf;
37                     } SWCR_AUTH;
38                     struct {
39                               u_int8_t   *SW_kschedule;
40                               const struct swcr_enc_xform *SW_exf;
41                     } SWCR_ENC;
42                     struct {
43                               const struct swcr_comp_algo *SW_cxf;
44                     } SWCR_COMP;
45           } SWCR_UN;
46 
47 #define sw_ictx               SWCR_UN.SWCR_AUTH.SW_ictx
48 #define sw_octx               SWCR_UN.SWCR_AUTH.SW_octx
49 #define sw_klen               SWCR_UN.SWCR_AUTH.SW_klen
50 #define sw_axf                SWCR_UN.SWCR_AUTH.SW_axf
51 #define sw_kschedule          SWCR_UN.SWCR_ENC.SW_kschedule
52 #define sw_exf                SWCR_UN.SWCR_ENC.SW_exf
53 #define sw_cxf                SWCR_UN.SWCR_COMP.SW_cxf
54 
55           struct swcr_data *sw_next;
56 };
57 
58 #ifdef _KERNEL
59 int swcr_authcompute(struct cryptop *crp, struct cryptodesc *crd,
60     const struct swcr_data *sw, void *buf, int outtype);
61 #endif /* _KERNEL */
62 
63 #endif /* _CRYPTO_CRYPTO_H_ */
64