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 <opencrypto/gmac.h>
54 #include <opencrypto/xform_auth.h>
56 /* Encryption instances */
57 struct enc_xform enc_xform_aes_nist_gmac = {
58 CRYPTO_AES_NIST_GMAC, "AES-GMAC",
59 AES_ICM_BLOCK_LEN, AES_GCM_IV_LEN, AES_MIN_KEY, AES_MAX_KEY,
67 /* Authentication instances */
68 struct auth_hash auth_hash_nist_gmac_aes_128 = {
69 CRYPTO_AES_128_NIST_GMAC, "GMAC-AES-128",
70 AES_128_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx),
72 (void (*)(void *)) AES_GMAC_Init,
73 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey,
74 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit,
75 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update,
76 (void (*)(u_int8_t *, void *)) AES_GMAC_Final
79 struct auth_hash auth_hash_nist_gmac_aes_192 = {
80 CRYPTO_AES_192_NIST_GMAC, "GMAC-AES-192",
81 AES_192_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx),
83 (void (*)(void *)) AES_GMAC_Init,
84 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey,
85 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit,
86 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update,
87 (void (*)(u_int8_t *, void *)) AES_GMAC_Final
90 struct auth_hash auth_hash_nist_gmac_aes_256 = {
91 CRYPTO_AES_256_NIST_GMAC, "GMAC-AES-256",
92 AES_256_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx),
94 (void (*)(void *)) AES_GMAC_Init,
95 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey,
96 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit,
97 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update,
98 (void (*)(u_int8_t *, void *)) AES_GMAC_Final