cryptosoft.h

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    1 /*      $OpenBSD: cryptosoft.h,v 1.16 2021/07/09 15:29:55 bluhm Exp $   */
    2 
    3 /*
    4  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
    5  *
    6  * This code was written by Angelos D. Keromytis in Athens, Greece, in
    7  * February 2000. Network Security Technologies Inc. (NSTI) kindly
    8  * supported the development of this code.
    9  *
   10  * Copyright (c) 2000 Angelos D. Keromytis
   11  *
   12  * Permission to use, copy, and modify this software with or without fee
   13  * is hereby granted, provided that this entire notice is included in
   14  * all source code copies of any software which is or includes a copy or
   15  * modification of this software.
   16  *
   17  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
   18  * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
   19  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
   20  * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
   21  * PURPOSE.
   22  */
   23 
   24 #ifndef _CRYPTO_CRYPTOSOFT_H_
   25 #define _CRYPTO_CRYPTOSOFT_H_
   26 
   27 #include <sys/queue.h>
   28 
   29 /* Software session entry */
   30 struct swcr_data {
   31         int             sw_alg;         /* Algorithm */
   32         union {
   33                 struct {
   34                         u_int8_t         *SW_ictx;
   35                         u_int8_t         *SW_octx;
   36                         u_int32_t        SW_klen;
   37                         const struct auth_hash *SW_axf;
   38                 } SWCR_AUTH;
   39                 struct {
   40                         u_int8_t         *SW_kschedule;
   41                         const struct enc_xform *SW_exf;
   42                 } SWCR_ENC;
   43                 struct {
   44                         u_int32_t        SW_size;
   45                         const struct 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         SLIST_ENTRY(swcr_data)  sw_next;
   59 };
   60 SLIST_HEAD(swcr_list, swcr_data);
   61 
   62 #ifdef _KERNEL
   63 extern const u_int8_t hmac_ipad_buffer[HMAC_MAX_BLOCK_LEN];
   64 extern const u_int8_t hmac_opad_buffer[HMAC_MAX_BLOCK_LEN];
   65 
   66 int     swcr_encdec(struct cryptodesc *, struct swcr_data *, caddr_t, int);
   67 int     swcr_authcompute(struct cryptop *, struct cryptodesc *, struct swcr_data *,
   68         caddr_t, int);
   69 int     swcr_authenc(struct cryptop *);
   70 int     swcr_compdec(struct cryptodesc *, struct swcr_data *, caddr_t, int);
   71 int     swcr_process(struct cryptop *);
   72 int     swcr_newsession(u_int32_t *, struct cryptoini *);
   73 int     swcr_freesession(u_int64_t);
   74 void    swcr_init(void);
   75 #endif /* _KERNEL */
   76 
   77 #endif /* _CRYPTO_CRYPTO_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/crypto/cryptosoft.h

FreeBSD/Linux Kernel Cross Reference
sys/crypto/cryptosoft.h