1 // SPDX-License-Identifier: CDDL-1.0
2 /*
3 * CDDL HEADER START
4 *
5 * The contents of this file are subject to the terms of the
6 * Common Development and Distribution License (the "License").
7 * You may not use this file except in compliance with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or https://opensource.org/licenses/CDDL-1.0.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 */
25
26 #if defined(__x86_64)
27
28 #include <sys/simd.h>
29 #include <aes/aes_impl.h>
30
31 /*
32 * Expand the 32-bit AES cipher key array into the encryption and decryption
33 * key schedules.
34 *
35 * Parameters:
36 * key AES key schedule to be initialized
37 * keyarr32 User key
38 * keyBits AES key size (128, 192, or 256 bits)
39 */
40 static void
aes_x86_64_generate(aes_key_t * key,const uint32_t * keyarr32,int keybits)41 aes_x86_64_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits)
42 {
43 key->nr = rijndael_key_setup_enc_amd64(&(key->encr_ks.ks32[0]),
44 keyarr32, keybits);
45 key->nr = rijndael_key_setup_dec_amd64(&(key->decr_ks.ks32[0]),
46 keyarr32, keybits);
47 }
48
49 static boolean_t
aes_x86_64_will_work(void)50 aes_x86_64_will_work(void)
51 {
52 return (B_TRUE);
53 }
54
55 const aes_impl_ops_t aes_x86_64_impl = {
56 .generate = &aes_x86_64_generate,
57 .encrypt = &aes_encrypt_amd64,
58 .decrypt = &aes_decrypt_amd64,
59 .is_supported = &aes_x86_64_will_work,
60 .needs_byteswap = B_FALSE,
61 .name = "x86_64"
62 };
63
64 #endif /* defined(__x86_64) */
65