1/*	$FreeBSD: releng/11.0/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 */
52struct 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
66extern struct auth_hash auth_hash_null;
67extern struct auth_hash auth_hash_key_md5;
68extern struct auth_hash auth_hash_key_sha1;
69extern struct auth_hash auth_hash_hmac_md5;
70extern struct auth_hash auth_hash_hmac_sha1;
71extern struct auth_hash auth_hash_hmac_ripemd_160;
72extern struct auth_hash auth_hash_hmac_sha2_256;
73extern struct auth_hash auth_hash_hmac_sha2_384;
74extern struct auth_hash auth_hash_hmac_sha2_512;
75extern struct auth_hash auth_hash_nist_gmac_aes_128;
76extern struct auth_hash auth_hash_nist_gmac_aes_192;
77extern struct auth_hash auth_hash_nist_gmac_aes_256;
78
79union 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_ */
90