1 /* $OpenBSD: poly1305.h,v 1.2 2014/06/12 15:49:30 deraadt Exp $ */
3 * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #ifndef HEADER_POLY1305_H
19 #define HEADER_POLY1305_H
21 #include <openssl/opensslconf.h>
23 #if defined(OPENSSL_NO_POLY1305)
24 #error Poly1305 is disabled.
33 typedef struct poly1305_context {
35 unsigned char opaque[136];
38 typedef struct poly1305_context poly1305_state;
40 void CRYPTO_poly1305_init(poly1305_context *ctx, const unsigned char key[32]);
41 void CRYPTO_poly1305_update(poly1305_context *ctx, const unsigned char *in,
43 void CRYPTO_poly1305_finish(poly1305_context *ctx, unsigned char mac[16]);
49 #endif /* HEADER_POLY1305_H */