/* Copyright (c) 2014, Google Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

#ifndef HEADER_POLY1305_H
#define HEADER_POLY1305_H

#include <string.h>
#include <openssl/base.h>
#include <openssl/e_os2.h>

#ifdef  __cplusplus
extern "C" {
#endif

typedef uint8_t poly1305_state[512];

void CRYPTO_poly1305_init(poly1305_state* state,
                                         const uint8_t key[32]);
void CRYPTO_poly1305_update(poly1305_state* state,
                                           const uint8_t* in,
                                           size_t in_len);
void CRYPTO_poly1305_finish(poly1305_state* state,
                                           uint8_t mac[16]);


#if defined(__cplusplus)
}  /* extern C */
#endif

#endif