NetBSD/sys/crypto/chacha/chacha_impl.h

84 lines
3.1 KiB
C

/* $NetBSD: chacha_impl.h,v 1.1 2020/07/25 22:46:34 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
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H
#define _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H
#ifdef _KERNEL
#include <sys/types.h>
#include <sys/systm.h>
#else
#include <stdint.h>
#include <string.h>
#endif
#include <crypto/chacha/chacha.h>
struct chacha_impl {
const char *ci_name;
int (*ci_probe)(void);
void (*ci_chacha_core)(uint8_t[restrict static CHACHA_CORE_OUTBYTES],
const uint8_t[static CHACHA_CORE_INBYTES],
const uint8_t[static CHACHA_CORE_KEYBYTES],
const uint8_t[static CHACHA_CORE_CONSTBYTES],
unsigned);
void (*ci_hchacha)(uint8_t[restrict static HCHACHA_OUTBYTES],
const uint8_t[static HCHACHA_INBYTES],
const uint8_t[static HCHACHA_KEYBYTES],
const uint8_t[static HCHACHA_CONSTBYTES],
unsigned);
void (*ci_chacha_stream)(uint8_t *restrict, size_t,
uint32_t,
const uint8_t[static CHACHA_STREAM_NONCEBYTES],
const uint8_t[static CHACHA_STREAM_KEYBYTES],
unsigned);
void (*ci_chacha_stream_xor)(uint8_t *, const uint8_t *,
size_t,
uint32_t,
const uint8_t[static CHACHA_STREAM_NONCEBYTES],
const uint8_t[static CHACHA_STREAM_KEYBYTES],
unsigned);
void (*ci_xchacha_stream)(uint8_t *restrict, size_t,
uint32_t,
const uint8_t[static XCHACHA_STREAM_NONCEBYTES],
const uint8_t[static XCHACHA_STREAM_KEYBYTES],
unsigned);
void (*ci_xchacha_stream_xor)(uint8_t *, const uint8_t *,
size_t,
uint32_t,
const uint8_t[static XCHACHA_STREAM_NONCEBYTES],
const uint8_t[static XCHACHA_STREAM_KEYBYTES],
unsigned);
};
int chacha_selftest(const struct chacha_impl *);
void chacha_md_init(const struct chacha_impl *);
#endif /* _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H */