poly1305.h

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// Copyright (c) 2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef BITCOIN_CRYPTO_POLY1305_H
#define BITCOIN_CRYPTO_POLY1305_H
 
#include <stdint.h>
#include <stdlib.h>
 
#define POLY1305_KEYLEN 32
#define POLY1305_TAGLEN 16
 
void poly1305_auth(unsigned char out[POLY1305_TAGLEN], const unsigned char *m, size_t inlen,
    const unsigned char key[POLY1305_KEYLEN]);
 
#endif // BITCOIN_CRYPTO_POLY1305_H