106 lines
3.1 KiB
C
106 lines
3.1 KiB
C
/* $NetBSD: xform.h,v 1.5 2003/08/27 00:20:57 thorpej Exp $ */
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/* $FreeBSD: src/sys/opencrypto/xform.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $ */
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/* $OpenBSD: xform.h,v 1.10 2002/04/22 23:10:09 deraadt Exp $ */
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/*
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* The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
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*
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* This code was written by Angelos D. Keromytis in Athens, Greece, in
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* February 2000. Network Security Technologies Inc. (NSTI) kindly
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* supported the development of this code.
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*
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* Copyright (c) 2000 Angelos D. Keromytis
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*
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* Permission to use, copy, and modify this software with or without fee
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* is hereby granted, provided that this entire notice is included in
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* all source code copies of any software which is or includes a copy or
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* modification of this software.
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*
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* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
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* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
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* MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
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* PURPOSE.
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*/
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#ifndef _CRYPTO_XFORM_H_
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#define _CRYPTO_XFORM_H_
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#include <sys/md5.h>
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#include <sys/sha1.h>
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#include <crypto/sha2/sha2.h>
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#include <crypto/ripemd160/rmd160.h>
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/* Declarations */
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struct auth_hash {
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int type;
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char *name;
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u_int16_t keysize;
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u_int16_t hashsize;
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u_int16_t authsize;
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u_int16_t ctxsize;
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void (*Init) (void *);
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int (*Update) (void *, const u_int8_t *, u_int16_t);
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void (*Final) (u_int8_t *, void *);
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};
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/* Provide array-limit for clients (e.g., netipsec) */
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#define AH_ALEN_MAX 20 /* max authenticator hash length */
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struct enc_xform {
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int type;
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char *name;
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u_int16_t blocksize;
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u_int16_t minkey, maxkey;
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void (*encrypt) (caddr_t, u_int8_t *);
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void (*decrypt) (caddr_t, u_int8_t *);
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int (*setkey) (u_int8_t **, const u_int8_t *, int len);
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void (*zerokey) (u_int8_t **);
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};
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struct comp_algo {
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int type;
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char *name;
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size_t minlen;
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u_int32_t (*compress) (u_int8_t *, u_int32_t, u_int8_t **);
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u_int32_t (*decompress) (u_int8_t *, u_int32_t, u_int8_t **);
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};
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union authctx {
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MD5_CTX md5ctx;
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SHA1_CTX sha1ctx;
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RMD160_CTX rmd160ctx;
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SHA256_CTX sha256ctx;
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SHA384_CTX sha384ctx;
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SHA512_CTX sha512ctx;
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};
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extern struct enc_xform enc_xform_null;
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extern struct enc_xform enc_xform_des;
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extern struct enc_xform enc_xform_3des;
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extern struct enc_xform enc_xform_blf;
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extern struct enc_xform enc_xform_cast5;
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extern struct enc_xform enc_xform_skipjack;
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extern struct enc_xform enc_xform_rijndael128;
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extern struct enc_xform enc_xform_arc4;
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extern struct auth_hash auth_hash_null;
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extern struct auth_hash auth_hash_md5;
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extern struct auth_hash auth_hash_sha1;
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extern struct auth_hash auth_hash_key_md5;
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extern struct auth_hash auth_hash_key_sha1;
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extern struct auth_hash auth_hash_hmac_md5_96;
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extern struct auth_hash auth_hash_hmac_sha1_96;
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extern struct auth_hash auth_hash_hmac_ripemd_160_96;
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extern struct auth_hash auth_hash_hmac_sha2_256;
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extern struct auth_hash auth_hash_hmac_sha2_384;
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extern struct auth_hash auth_hash_hmac_sha2_512;
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extern struct comp_algo comp_algo_deflate;
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#ifdef _KERNEL
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#include <sys/malloc.h>
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MALLOC_DECLARE(M_XDATA);
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#endif
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#endif /* _CRYPTO_XFORM_H_ */
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