sys/opencrypto/cryptosoft.h

   1 /*      $NetBSD: cryptosoft.h,v 1.5 2007/03/04 06:03:40 christos 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                         u_int32_t        SW_size;
  44                         u_int32_t        SW_crc;
  45                         const struct swcr_comp_algo *SW_cxf;
  46                 } SWCR_COMP;
  47         } SWCR_UN;
  48
  49 #define sw_ictx         SWCR_UN.SWCR_AUTH.SW_ictx
  50 #define sw_octx         SWCR_UN.SWCR_AUTH.SW_octx
  51 #define sw_klen         SWCR_UN.SWCR_AUTH.SW_klen
  52 #define sw_axf          SWCR_UN.SWCR_AUTH.SW_axf
  53 #define sw_kschedule    SWCR_UN.SWCR_ENC.SW_kschedule
  54 #define sw_exf          SWCR_UN.SWCR_ENC.SW_exf
  55 #define sw_size         SWCR_UN.SWCR_COMP.SW_size
  56 #define sw_cxf          SWCR_UN.SWCR_COMP.SW_cxf
  57
  58         struct swcr_data *sw_next;
  59 };
  60
  61 #ifdef _KERNEL
  62 int swcr_authcompute(struct cryptop *crp, struct cryptodesc *crd,
  63     struct swcr_data *sw, void *buf, int outtype);
  64 #endif /* _KERNEL */
  65
  66 #endif /* _CRYPTO_CRYPTO_H_ */