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