FreeBSD/Linux Kernel Cross Reference
sys/crypto/armv8/armv8_crypto.h

     /*-
      * Copyright (c) 2016 The FreeBSD Foundation
      * All rights reserved.
      *
      * This software was developed by Andrew Turner under
      * sponsorship from the FreeBSD Foundation.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #ifndef _ARMV8_CRYPTO_H_
    #define _ARMV8_CRYPTO_H_
    
    #define AES128_ROUNDS   10
    #define AES192_ROUNDS   12
    #define AES256_ROUNDS   14
    #define AES_SCHED_LEN   ((AES256_ROUNDS + 1) * AES_BLOCK_LEN)
    
    struct armv8_crypto_session {
            uint32_t enc_schedule[AES_SCHED_LEN/4];
            uint32_t dec_schedule[AES_SCHED_LEN/4];
            int algo;
            int rounds;
    };
    
    void armv8_aes_encrypt_cbc(int, const void *, size_t, const uint8_t *,
        uint8_t *, const uint8_t[static AES_BLOCK_LEN]);
    void armv8_aes_decrypt_cbc(int, const void *, size_t, uint8_t *,
        const uint8_t[static AES_BLOCK_LEN]);
    
    #endif /* _ARMV8_CRYPTO_H_ */

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