sys/opencrypto/cryptosoft.h

   1 /*      $FreeBSD: src/sys/opencrypto/cryptosoft.h,v 1.4 2007/03/21 03:42:51 sam 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_int16_t        SW_klen;
  36                         u_int16_t        SW_mlen;
  37                         struct auth_hash *SW_axf;
  38                 } SWCR_AUTH;
  39                 struct {
  40                         int              SW_kschedule_refs;
  41                         u_int8_t         *SW_kschedule;
  42                         struct enc_xform *SW_exf;
  43                 } SWCR_ENC;
  44                 struct {
  45                         u_int32_t        SW_size;
  46                         struct comp_algo *SW_cxf;
  47                 } SWCR_COMP;
  48         } SWCR_UN;
  49
  50 #define sw_ictx         SWCR_UN.SWCR_AUTH.SW_ictx
  51 #define sw_octx         SWCR_UN.SWCR_AUTH.SW_octx
  52 #define sw_klen         SWCR_UN.SWCR_AUTH.SW_klen
  53 #define sw_mlen         SWCR_UN.SWCR_AUTH.SW_mlen
  54 #define sw_axf          SWCR_UN.SWCR_AUTH.SW_axf
  55 #define sw_kschedule    SWCR_UN.SWCR_ENC.SW_kschedule
  56 #define sw_kschedule_refs SWCR_UN.SWCR_ENC.SW_kschedule_refs
  57 #define sw_exf          SWCR_UN.SWCR_ENC.SW_exf
  58 #define sw_size         SWCR_UN.SWCR_COMP.SW_size
  59 #define sw_cxf          SWCR_UN.SWCR_COMP.SW_cxf
  60
  61         struct swcr_data *sw_next;
  62 };
  63
  64 #ifdef _KERNEL
  65 extern u_int8_t hmac_ipad_buffer[];
  66 extern u_int8_t hmac_opad_buffer[];
  67 #endif /* _KERNEL */
  68
  69 #endif /* _CRYPTO_CRYPTO_H_ */