xref: /freebsd/sys/opencrypto/xform_auth.h (revision eb69d1f144a6fcc765d1b9d44a5ae8082353e70b)
1 /*	$FreeBSD$	*/
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_ */
90