84 lines
3.1 KiB
C
84 lines
3.1 KiB
C
/* $NetBSD: chacha_impl.h,v 1.1 2020/07/25 22:46:34 riastradh Exp $ */
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/*-
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* Copyright (c) 2020 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H
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#define _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H
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#ifdef _KERNEL
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#include <sys/types.h>
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#include <sys/systm.h>
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#else
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#include <stdint.h>
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#include <string.h>
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#endif
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#include <crypto/chacha/chacha.h>
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struct chacha_impl {
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const char *ci_name;
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int (*ci_probe)(void);
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void (*ci_chacha_core)(uint8_t[restrict static CHACHA_CORE_OUTBYTES],
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const uint8_t[static CHACHA_CORE_INBYTES],
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const uint8_t[static CHACHA_CORE_KEYBYTES],
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const uint8_t[static CHACHA_CORE_CONSTBYTES],
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unsigned);
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void (*ci_hchacha)(uint8_t[restrict static HCHACHA_OUTBYTES],
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const uint8_t[static HCHACHA_INBYTES],
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const uint8_t[static HCHACHA_KEYBYTES],
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const uint8_t[static HCHACHA_CONSTBYTES],
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unsigned);
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void (*ci_chacha_stream)(uint8_t *restrict, size_t,
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uint32_t,
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const uint8_t[static CHACHA_STREAM_NONCEBYTES],
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const uint8_t[static CHACHA_STREAM_KEYBYTES],
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unsigned);
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void (*ci_chacha_stream_xor)(uint8_t *, const uint8_t *,
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size_t,
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uint32_t,
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const uint8_t[static CHACHA_STREAM_NONCEBYTES],
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const uint8_t[static CHACHA_STREAM_KEYBYTES],
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unsigned);
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void (*ci_xchacha_stream)(uint8_t *restrict, size_t,
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uint32_t,
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const uint8_t[static XCHACHA_STREAM_NONCEBYTES],
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const uint8_t[static XCHACHA_STREAM_KEYBYTES],
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unsigned);
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void (*ci_xchacha_stream_xor)(uint8_t *, const uint8_t *,
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size_t,
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uint32_t,
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const uint8_t[static XCHACHA_STREAM_NONCEBYTES],
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const uint8_t[static XCHACHA_STREAM_KEYBYTES],
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unsigned);
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};
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int chacha_selftest(const struct chacha_impl *);
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void chacha_md_init(const struct chacha_impl *);
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#endif /* _SYS_CRYPTO_CHACHA_CHACHA_IMPL_H */
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