/*      $NetBSD: aes_ssse3.h,v 1.3 2020/07/25 22:31:04 riastradh Exp $  */

/*-
* Copyright (c) 2020 The NetBSD Foundation, Inc.
* All rights reserved.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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
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*/

#ifndef _CRYPTO_AES_ARCH_X86_AES_SSSE3_H
#define _CRYPTO_AES_ARCH_X86_AES_SSSE3_H

#include <sys/types.h>

#include <crypto/aes/aes_impl.h>

struct aesenc;
struct aesdec;

/*
* These functions MUST NOT use any vector registers for parameters or
* results -- the caller is compiled with -mno-sse &c. in the kernel,
* and dynamically turns on the vector unit just before calling them.
* Internal subroutines that use the vector unit for parameters are
* declared in aes_ssse3_impl.h instead.
*/

void aes_ssse3_setenckey(struct aesenc *, const uint8_t *, unsigned);
void aes_ssse3_setdeckey(struct aesdec *, const uint8_t *, unsigned);

void aes_ssse3_enc(const struct aesenc *, const uint8_t[static 16],
   uint8_t[static 16], uint32_t);
void aes_ssse3_dec(const struct aesdec *, const uint8_t[static 16],
   uint8_t[static 16], uint32_t);
void aes_ssse3_cbc_enc(const struct aesenc *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
void aes_ssse3_cbc_dec(const struct aesdec *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
void aes_ssse3_xts_enc(const struct aesenc *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
void aes_ssse3_xts_dec(const struct aesdec *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
void aes_ssse3_cbcmac_update1(const struct aesenc *, const uint8_t[static 16],
   size_t, uint8_t[static 16], uint32_t);
void aes_ssse3_ccm_enc1(const struct aesenc *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 32], uint32_t);
void aes_ssse3_ccm_dec1(const struct aesenc *, const uint8_t[static 16],
   uint8_t[static 16], size_t, uint8_t[static 32], uint32_t);

int aes_ssse3_selftest(void);

extern struct aes_impl aes_ssse3_impl;

#endif  /* _CRYPTO_AES_ARCH_X86_AES_SSSE3_H */