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("$FreeBSD$");
52
53#include <crypto/sha1.h>
54#include <opencrypto/xform_auth.h>
55
56static	void SHA1Init_int(void *);
57static	int SHA1Update_int(void *, const void *, u_int);
58static	void SHA1Final_int(uint8_t *, void *);
59
60/* Plain hash */
61struct auth_hash auth_hash_sha1 = {
62	.type = CRYPTO_SHA1,
63	.name = "SHA1",
64	.hashsize = SHA1_HASH_LEN,
65	.ctxsize = sizeof(SHA1_CTX),
66	.blocksize = SHA1_BLOCK_LEN,
67	.Init = SHA1Init_int,
68	.Update = SHA1Update_int,
69	.Final = SHA1Final_int,
70};
71
72/* Authentication instances */
73struct auth_hash auth_hash_hmac_sha1 = {
74	.type = CRYPTO_SHA1_HMAC,
75	.name = "HMAC-SHA1",
76	.keysize = SHA1_BLOCK_LEN,
77	.hashsize = SHA1_HASH_LEN,
78	.ctxsize = sizeof(SHA1_CTX),
79	.blocksize = SHA1_BLOCK_LEN,
80	.Init = SHA1Init_int,
81	.Update = SHA1Update_int,
82	.Final = SHA1Final_int,
83};
84
85/*
86 * And now for auth.
87 */
88static void
89SHA1Init_int(void *ctx)
90{
91	SHA1Init(ctx);
92}
93
94static int
95SHA1Update_int(void *ctx, const void *buf, u_int len)
96{
97	SHA1Update(ctx, buf, len);
98	return 0;
99}
100
101static void
102SHA1Final_int(uint8_t *blk, void *ctx)
103{
104	SHA1Final(blk, ctx);
105}
106