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 .type = CRYPTO_SHA2_256_HMAC,
65 .name = "HMAC-SHA2-256",
66 .keysize = SHA2_256_HMAC_BLOCK_LEN,
67 .hashsize = SHA2_256_HASH_LEN,
68 .ctxsize = sizeof(SHA256_CTX),
69 .blocksize = SHA2_256_HMAC_BLOCK_LEN,
70 .Init = (void (*)(void *)) SHA256_Init,
71 .Update = SHA256Update_int,
72 .Final = (void (*)(u_int8_t *, void *)) SHA256_Final,
75 struct auth_hash auth_hash_hmac_sha2_384 = {
76 .type = CRYPTO_SHA2_384_HMAC,
77 .name = "HMAC-SHA2-384",
78 .keysize = SHA2_384_HMAC_BLOCK_LEN,
79 .hashsize = SHA2_384_HASH_LEN,
80 .ctxsize = sizeof(SHA384_CTX),
81 .blocksize = SHA2_384_HMAC_BLOCK_LEN,
82 .Init = (void (*)(void *)) SHA384_Init,
83 .Update = SHA384Update_int,
84 .Final = (void (*)(u_int8_t *, void *)) SHA384_Final,
87 struct auth_hash auth_hash_hmac_sha2_512 = {
88 .type = CRYPTO_SHA2_512_HMAC,
89 .name = "HMAC-SHA2-512",
90 .keysize = SHA2_512_HMAC_BLOCK_LEN,
91 .hashsize = SHA2_512_HASH_LEN,
92 .ctxsize = sizeof(SHA512_CTX),
93 .blocksize = SHA2_512_HMAC_BLOCK_LEN,
94 .Init = (void (*)(void *)) SHA512_Init,
95 .Update = SHA512Update_int,
96 .Final = (void (*)(u_int8_t *, void *)) SHA512_Final,
103 SHA256Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
105 SHA256_Update(ctx, buf, len);
110 SHA384Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
112 SHA384_Update(ctx, buf, len);
117 SHA512Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
119 SHA512_Update(ctx, buf, len);