76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
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*/
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#if defined(__x86_64)
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#include <linux/simd_x86.h>
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/* These functions are used to execute amd64 instructions for AMD or Intel: */
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extern int rijndael_key_setup_enc_amd64(uint32_t rk[],
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const uint32_t cipherKey[], int keyBits);
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extern int rijndael_key_setup_dec_amd64(uint32_t rk[],
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const uint32_t cipherKey[], int keyBits);
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extern void aes_encrypt_amd64(const uint32_t rk[], int Nr,
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const uint32_t pt[4], uint32_t ct[4]);
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extern void aes_decrypt_amd64(const uint32_t rk[], int Nr,
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const uint32_t ct[4], uint32_t pt[4]);
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#include <aes/aes_impl.h>
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/*
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* Expand the 32-bit AES cipher key array into the encryption and decryption
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* key schedules.
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*
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* Parameters:
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* key AES key schedule to be initialized
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* keyarr32 User key
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* keyBits AES key size (128, 192, or 256 bits)
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*/
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static void
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aes_x86_64_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits)
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{
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key->nr = rijndael_key_setup_enc_amd64(&(key->encr_ks.ks32[0]),
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keyarr32, keybits);
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key->nr = rijndael_key_setup_dec_amd64(&(key->decr_ks.ks32[0]),
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keyarr32, keybits);
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}
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static boolean_t
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aes_x86_64_will_work(void)
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{
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return (B_TRUE);
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}
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const aes_impl_ops_t aes_x86_64_impl = {
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.generate = &aes_x86_64_generate,
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.encrypt = &aes_encrypt_amd64,
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.decrypt = &aes_decrypt_amd64,
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.is_supported = &aes_x86_64_will_work,
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.needs_byteswap = B_FALSE,
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.name = "x86_64"
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};
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#endif /* defined(__x86_64) */
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