FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/module/icp/algs/aes/aes_impl_x86-64.c

     /*
      * CDDL HEADER START
      *
      * The contents of this file are subject to the terms of the
      * Common Development and Distribution License (the "License").
      * You may not use this file except in compliance with the License.
      *
      * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      * or https://opensource.org/licenses/CDDL-1.0.
     * See the License for the specific language governing permissions
     * and limitations under the License.
     *
     * When distributing Covered Code, include this CDDL HEADER in each
     * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     * If applicable, add the following below this CDDL HEADER, with the
     * fields enclosed by brackets "[]" replaced with your own identifying
     * information: Portions Copyright [yyyy] [name of copyright owner]
     *
     * CDDL HEADER END
     */
    /*
     * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
     */
    
    #if defined(__x86_64)
    
    #include <sys/simd.h>
    #include <aes/aes_impl.h>
    
    /*
     * Expand the 32-bit AES cipher key array into the encryption and decryption
     * key schedules.
     *
     * Parameters:
     * key          AES key schedule to be initialized
     * keyarr32     User key
     * keyBits      AES key size (128, 192, or 256 bits)
     */
    static void
    aes_x86_64_generate(aes_key_t *key, const uint32_t *keyarr32, int keybits)
    {
            key->nr = rijndael_key_setup_enc_amd64(&(key->encr_ks.ks32[0]),
                keyarr32, keybits);
            key->nr = rijndael_key_setup_dec_amd64(&(key->decr_ks.ks32[0]),
                keyarr32, keybits);
    }
    
    static boolean_t
    aes_x86_64_will_work(void)
    {
            return (B_TRUE);
    }
    
    const aes_impl_ops_t aes_x86_64_impl = {
            .generate = &aes_x86_64_generate,
            .encrypt = &aes_encrypt_amd64,
            .decrypt = &aes_decrypt_amd64,
            .is_supported = &aes_x86_64_will_work,
            .needs_byteswap = B_FALSE,
            .name = "x86_64"
    };
    
    #endif /* defined(__x86_64) */

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