/*      $NetBSD: chacha_sse2.h,v 1.1 2020/07/25 22:49:20 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
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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#ifndef _SYS_CRYPTO_CHACHA_ARCH_X86_CHACHA_SSE2_H
#define _SYS_CRYPTO_CHACHA_ARCH_X86_CHACHA_SSE2_H

#include <sys/types.h>

#include <crypto/chacha/chacha_impl.h>

void    chacha_core_sse2(uint8_t[restrict static 64],
           const uint8_t[static 16],
           const uint8_t[static 32],
           const uint8_t[static 16],
           unsigned);
void    hchacha_sse2(uint8_t[restrict static 32],
           const uint8_t[static 16],
           const uint8_t[static 32],
           const uint8_t[static 16],
           unsigned);
void    chacha_stream_sse2(uint8_t *restrict, size_t,
           uint32_t,
           const uint8_t[static 12],
           const uint8_t[static 32],
           unsigned);
void    chacha_stream_xor_sse2(uint8_t *, const uint8_t *, size_t,
           uint32_t,
           const uint8_t[static 12],
           const uint8_t[static 32],
           unsigned);
void    xchacha_stream_sse2(uint8_t *restrict, size_t,
           uint32_t,
           const uint8_t[static 24],
           const uint8_t[static 32],
           unsigned);
void    xchacha_stream_xor_sse2(uint8_t *, const uint8_t *, size_t,
           uint32_t,
           const uint8_t[static 24],
           const uint8_t[static 32],
           unsigned);

extern const struct chacha_impl chacha_sse2_impl;

#endif  /* _SYS_CRYPTO_CHACHA_ARCH_X86_CHACHA_SSE2_H */