50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/* $OpenBSD: poly1305.h,v 1.3 2014/07/25 14:04:51 jsing Exp $ */
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/*
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* Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef HEADER_POLY1305_H
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#define HEADER_POLY1305_H
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#include <openssl/opensslconf.h>
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#if defined(OPENSSL_NO_POLY1305)
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#error Poly1305 is disabled.
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#endif
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct poly1305_context {
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size_t aligner;
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unsigned char opaque[136];
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} poly1305_context;
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typedef struct poly1305_context poly1305_state;
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void CRYPTO_poly1305_init(poly1305_context *ctx, const unsigned char key[32]);
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void CRYPTO_poly1305_update(poly1305_context *ctx, const unsigned char *in,
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size_t len);
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void CRYPTO_poly1305_finish(poly1305_context *ctx, unsigned char mac[16]);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HEADER_POLY1305_H */
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