1 /* $OpenBSD: xform.c,v 1.16 2001/08/28 12:20:43 ben Exp $ */
3 * The authors of this code are John Ioannidis (ji@tla.org),
4 * Angelos D. Keromytis (kermit@csd.uch.gr),
5 * Niels Provos (provos@physnet.uni-hamburg.de) and
6 * Damien Miller (djm@mindrot.org).
8 * This code was written by John Ioannidis for BSD/OS in Athens, Greece,
11 * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996,
12 * by Angelos D. Keromytis.
14 * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis
17 * Additional features in 1999 by Angelos D. Keromytis.
19 * AES XTS implementation in 2008 by Damien Miller
21 * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis,
22 * Angelos D. Keromytis and Niels Provos.
24 * Copyright (C) 2001, Angelos D. Keromytis.
26 * Copyright (C) 2008, Damien Miller
27 * Copyright (c) 2014 The FreeBSD Foundation
28 * All rights reserved.
30 * Portions of this software were developed by John-Mark Gurney
31 * under sponsorship of the FreeBSD Foundation and
32 * Rubicon Communications, LLC (Netgate).
34 * Permission to use, copy, and modify this software with or without fee
35 * is hereby granted, provided that this entire notice is included in
36 * all copies of any software which is or includes a copy or
37 * modification of this software.
38 * You may use this code under the GNU public license if you so wish. Please
39 * contribute changes back to the authors under this freer than GPL license
40 * so that we may further the use of strong encryption without limitations to
43 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
44 * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
45 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
46 * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
50 #include <sys/cdefs.h>
51 __FBSDID("$FreeBSD$");
53 #include <crypto/sha2/sha256.h>
54 #include <crypto/sha2/sha384.h>
55 #include <crypto/sha2/sha512.h>
56 #include <opencrypto/xform_auth.h>
58 static int SHA256Update_int(void *, const u_int8_t *, u_int16_t);
59 static int SHA384Update_int(void *, const u_int8_t *, u_int16_t);
60 static int SHA512Update_int(void *, const u_int8_t *, u_int16_t);
62 /* Authentication instances */
63 struct auth_hash auth_hash_hmac_sha2_256 = {
64 CRYPTO_SHA2_256_HMAC, "HMAC-SHA2-256",
65 SHA2_256_HMAC_KEY_LEN, SHA2_256_HASH_LEN, sizeof(SHA256_CTX),
66 SHA2_256_HMAC_BLOCK_LEN,
67 (void (*)(void *)) SHA256_Init, NULL, NULL, SHA256Update_int,
68 (void (*)(u_int8_t *, void *)) SHA256_Final
71 struct auth_hash auth_hash_hmac_sha2_384 = {
72 CRYPTO_SHA2_384_HMAC, "HMAC-SHA2-384",
73 SHA2_384_HMAC_KEY_LEN, SHA2_384_HASH_LEN, sizeof(SHA384_CTX),
74 SHA2_384_HMAC_BLOCK_LEN,
75 (void (*)(void *)) SHA384_Init, NULL, NULL, SHA384Update_int,
76 (void (*)(u_int8_t *, void *)) SHA384_Final
79 struct auth_hash auth_hash_hmac_sha2_512 = {
80 CRYPTO_SHA2_512_HMAC, "HMAC-SHA2-512",
81 SHA2_512_HMAC_KEY_LEN, SHA2_512_HASH_LEN, sizeof(SHA512_CTX),
82 SHA2_512_HMAC_BLOCK_LEN,
83 (void (*)(void *)) SHA512_Init, NULL, NULL, SHA512Update_int,
84 (void (*)(u_int8_t *, void *)) SHA512_Final
91 SHA256Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
93 SHA256_Update(ctx, buf, len);
98 SHA384Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
100 SHA384_Update(ctx, buf, len);
105 SHA512Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
107 SHA512_Update(ctx, buf, len);