1 /* $OpenBSD: xform.c,v 1.16 2001/08/28 12:20:43 ben Exp $ */
2 /*-
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).
7 *
8 * This code was written by John Ioannidis for BSD/OS in Athens, Greece,
9 * in November 1995.
10 *
11 * Ported to OpenBSD and NetBSD, with additional transforms, in December 1996,
12 * by Angelos D. Keromytis.
13 *
14 * Additional transforms and features in 1997 and 1998 by Angelos D. Keromytis
15 * and Niels Provos.
16 *
17 * Additional features in 1999 by Angelos D. Keromytis.
18 *
19 * AES XTS implementation in 2008 by Damien Miller
20 *
21 * Copyright (C) 1995, 1996, 1997, 1998, 1999 by John Ioannidis,
22 * Angelos D. Keromytis and Niels Provos.
23 *
24 * Copyright (C) 2001, Angelos D. Keromytis.
25 *
26 * Copyright (C) 2008, Damien Miller
27 * Copyright (c) 2014 The FreeBSD Foundation
28 * All rights reserved.
29 *
30 * Portions of this software were developed by John-Mark Gurney
31 * under sponsorship of the FreeBSD Foundation and
32 * Rubicon Communications, LLC (Netgate).
33 *
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
41 * all.
42 *
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
47 * PURPOSE.
48 */
49
50 #include <sys/cdefs.h>
51 __FBSDID("$FreeBSD: releng/12.0/sys/opencrypto/xform_md5.c 336122 2018-07-09 07:21:37Z cem $");
52
53 #include <sys/md5.h>
54 #include <opencrypto/xform_auth.h>
55
56 static int MD5Update_int(void *, const u_int8_t *, u_int16_t);
57
58 /* Authentication instances */
59 struct auth_hash auth_hash_hmac_md5 = {
60 .type = CRYPTO_MD5_HMAC,
61 .name = "HMAC-MD5",
62 .keysize = MD5_BLOCK_LEN,
63 .hashsize = MD5_HASH_LEN,
64 .ctxsize = sizeof(MD5_CTX),
65 .blocksize = MD5_BLOCK_LEN,
66 .Init = (void (*) (void *)) MD5Init,
67 .Update = MD5Update_int,
68 .Final = (void (*) (u_int8_t *, void *)) MD5Final,
69 };
70
71 struct auth_hash auth_hash_key_md5 = {
72 .type = CRYPTO_MD5_KPDK,
73 .name = "Keyed MD5",
74 .keysize = 0,
75 .hashsize = MD5_KPDK_HASH_LEN,
76 .ctxsize = sizeof(MD5_CTX),
77 .blocksize = 0,
78 .Init = (void (*)(void *)) MD5Init,
79 .Update = MD5Update_int,
80 .Final = (void (*)(u_int8_t *, void *)) MD5Final,
81 };
82
83 /*
84 * And now for auth.
85 */
86 static int
87 MD5Update_int(void *ctx, const u_int8_t *buf, u_int16_t len)
88 {
89 MD5Update(ctx, buf, len);
90 return 0;
91 }
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