sys/opencrypto/xform.h

   1 /*      $NetBSD: xform.h,v 1.9 2008/02/02 02:39:01 tls Exp $ */
   2 /*      $FreeBSD: src/sys/opencrypto/xform.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $    */
   3 /*      $OpenBSD: xform.h,v 1.10 2002/04/22 23:10:09 deraadt Exp $      */
   4
   5 /*
   6  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
   7  *
   8  * This code was written by Angelos D. Keromytis in Athens, Greece, in
   9  * February 2000. Network Security Technologies Inc. (NSTI) kindly
  10  * supported the development of this code.
  11  *
  12  * Copyright (c) 2000 Angelos D. Keromytis
  13  *
  14  * Permission to use, copy, and modify this software with or without fee
  15  * is hereby granted, provided that this entire notice is included in
  16  * all source code copies of any software which is or includes a copy or
  17  * modification of this software.
  18  *
  19  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
  20  * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
  21  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
  22  * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
  23  * PURPOSE.
  24  */
  25
  26 #ifndef _CRYPTO_XFORM_H_
  27 #define _CRYPTO_XFORM_H_
  28
  29 #include <sys/md5.h>
  30 #include <sys/sha1.h>
  31 #include <sys/sha2.h>
  32 #include <sys/rmd160.h>
  33
  34 /* Declarations */
  35 struct auth_hash {
  36         int type;
  37         const char *name;
  38         u_int16_t keysize;
  39         u_int16_t hashsize;
  40         u_int16_t authsize;
  41         u_int16_t ctxsize;
  42 };
  43
  44 /* Provide array-limit for clients (e.g., netipsec) */
  45 #define AH_ALEN_MAX     20      /* max authenticator hash length */
  46
  47 struct enc_xform {
  48         int type;
  49         const char *name;
  50         u_int16_t blocksize;
  51         u_int16_t minkey, maxkey;
  52 };
  53
  54 struct comp_algo {
  55         int type;
  56         const char *name;
  57         size_t minlen;
  58 };
  59
  60 extern const u_int8_t hmac_ipad_buffer[64];
  61 extern const u_int8_t hmac_opad_buffer[64];
  62
  63 extern struct enc_xform enc_xform_null;
  64 extern struct enc_xform enc_xform_des;
  65 extern struct enc_xform enc_xform_3des;
  66 extern struct enc_xform enc_xform_blf;
  67 extern struct enc_xform enc_xform_cast5;
  68 extern struct enc_xform enc_xform_skipjack;
  69 extern struct enc_xform enc_xform_rijndael128;
  70 extern struct enc_xform enc_xform_arc4;
  71
  72 extern struct auth_hash auth_hash_null;
  73 extern struct auth_hash auth_hash_md5;
  74 extern struct auth_hash auth_hash_sha1;
  75 extern struct auth_hash auth_hash_key_md5;
  76 extern struct auth_hash auth_hash_key_sha1;
  77 extern struct auth_hash auth_hash_hmac_md5;
  78 extern struct auth_hash auth_hash_hmac_sha1;
  79 extern struct auth_hash auth_hash_hmac_ripemd_160;
  80 extern struct auth_hash auth_hash_hmac_md5_96;
  81 extern struct auth_hash auth_hash_hmac_sha1_96;
  82 extern struct auth_hash auth_hash_hmac_ripemd_160_96;
  83 extern struct auth_hash auth_hash_hmac_sha2_256;
  84 extern struct auth_hash auth_hash_hmac_sha2_384;
  85 extern struct auth_hash auth_hash_hmac_sha2_512;
  86
  87 extern struct comp_algo comp_algo_deflate;
  88 extern struct comp_algo comp_algo_gzip;
  89
  90 #ifdef _KERNEL
  91 #include <sys/malloc.h>
  92 MALLOC_DECLARE(M_XDATA);
  93 #endif
  94 #endif /* _CRYPTO_XFORM_H_ */