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 <opencrypto/gmac.h> 54 #include <opencrypto/xform_auth.h> 55 56 /* Encryption instances */ 57 struct enc_xform enc_xform_aes_nist_gmac = { 58 .type = CRYPTO_AES_NIST_GMAC, 59 .name = "AES-GMAC", 60 .blocksize = AES_ICM_BLOCK_LEN, 61 .ivsize = AES_GCM_IV_LEN, 62 .minkey = AES_MIN_KEY, 63 .maxkey = AES_MAX_KEY, 64 }; 65 66 /* Authentication instances */ 67 struct auth_hash auth_hash_nist_gmac_aes_128 = { 68 CRYPTO_AES_NIST_GMAC, "GMAC-AES-128", 69 AES_128_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx), 70 GMAC_BLOCK_LEN, 71 (void (*)(void *)) AES_GMAC_Init, 72 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey, 73 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit, 74 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update, 75 (void (*)(u_int8_t *, void *)) AES_GMAC_Final 76 }; 77 78 struct auth_hash auth_hash_nist_gmac_aes_192 = { 79 CRYPTO_AES_NIST_GMAC, "GMAC-AES-192", 80 AES_192_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx), 81 GMAC_BLOCK_LEN, 82 (void (*)(void *)) AES_GMAC_Init, 83 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey, 84 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit, 85 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update, 86 (void (*)(u_int8_t *, void *)) AES_GMAC_Final 87 }; 88 89 struct auth_hash auth_hash_nist_gmac_aes_256 = { 90 CRYPTO_AES_NIST_GMAC, "GMAC-AES-256", 91 AES_256_GMAC_KEY_LEN, AES_GMAC_HASH_LEN, sizeof(struct aes_gmac_ctx), 92 GMAC_BLOCK_LEN, 93 (void (*)(void *)) AES_GMAC_Init, 94 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Setkey, 95 (void (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Reinit, 96 (int (*)(void *, const u_int8_t *, u_int16_t)) AES_GMAC_Update, 97 (void (*)(u_int8_t *, void *)) AES_GMAC_Final 98 }; 99