The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/opencrypto/xform_auth.h

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    1 /*      $FreeBSD: releng/11.1/sys/opencrypto/xform_auth.h 292963 2015-12-30 22:43:07Z allanjude $       */
    2 /*      $OpenBSD: xform.h,v 1.8 2001/08/28 12:20:43 ben 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  * Copyright (c) 2014 The FreeBSD Foundation
   13  * All rights reserved.
   14  *
   15  * Portions of this software were developed by John-Mark Gurney
   16  * under sponsorship of the FreeBSD Foundation and
   17  * Rubicon Communications, LLC (Netgate).
   18  *
   19  * Permission to use, copy, and modify this software without fee
   20  * is hereby granted, provided that this entire notice is included in
   21  * all source code copies of any software which is or includes a copy or
   22  * modification of this software. 
   23  *
   24  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
   25  * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
   26  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
   27  * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
   28  * PURPOSE.
   29  */
   30 
   31 #ifndef _CRYPTO_XFORM_AUTH_H_
   32 #define _CRYPTO_XFORM_AUTH_H_
   33 
   34 #include <sys/malloc.h>
   35 #include <sys/errno.h>
   36 
   37 #include <sys/md5.h>
   38 #include <crypto/sha1.h>
   39 #include <crypto/sha2/sha256.h>
   40 #include <crypto/sha2/sha384.h>
   41 #include <crypto/sha2/sha512.h>
   42 #include <opencrypto/rmd160.h>
   43 #include <opencrypto/gmac.h>
   44 
   45 #include <opencrypto/cryptodev.h>
   46 #include <opencrypto/xform_userland.h>
   47 
   48 /* XXX use a define common with other hash stuff ! */
   49 #define AH_ALEN_MAX     64      /* max authenticator hash length */
   50 
   51 /* Declarations */
   52 struct auth_hash {
   53         int type;
   54         char *name;
   55         u_int16_t keysize;
   56         u_int16_t hashsize; 
   57         u_int16_t ctxsize;
   58         u_int16_t blocksize;
   59         void (*Init) (void *);
   60         void (*Setkey) (void *, const u_int8_t *, u_int16_t);
   61         void (*Reinit) (void *, const u_int8_t *, u_int16_t);
   62         int  (*Update) (void *, const u_int8_t *, u_int16_t);
   63         void (*Final) (u_int8_t *, void *);
   64 };
   65 
   66 extern struct auth_hash auth_hash_null;
   67 extern struct auth_hash auth_hash_key_md5;
   68 extern struct auth_hash auth_hash_key_sha1;
   69 extern struct auth_hash auth_hash_hmac_md5;
   70 extern struct auth_hash auth_hash_hmac_sha1;
   71 extern struct auth_hash auth_hash_hmac_ripemd_160;
   72 extern struct auth_hash auth_hash_hmac_sha2_256;
   73 extern struct auth_hash auth_hash_hmac_sha2_384;
   74 extern struct auth_hash auth_hash_hmac_sha2_512;
   75 extern struct auth_hash auth_hash_nist_gmac_aes_128;
   76 extern struct auth_hash auth_hash_nist_gmac_aes_192;
   77 extern struct auth_hash auth_hash_nist_gmac_aes_256;
   78 
   79 union authctx {
   80         MD5_CTX md5ctx;
   81         SHA1_CTX sha1ctx;
   82         RMD160_CTX rmd160ctx;
   83         SHA256_CTX sha256ctx;
   84         SHA384_CTX sha384ctx;
   85         SHA512_CTX sha512ctx;
   86         struct aes_gmac_ctx aes_gmac_ctx;
   87 };
   88 
   89 #endif /* _CRYPTO_XFORM_AUTH_H_ */

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