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/**************************************************************************/
/* */
/* OCaml */
/* */
/* Xavier Leroy, Collège de France and Inria Paris */
/* */
/* Copyright 2022 Institut National de Recherche en Informatique et */
/* en Automatique. */
/* */
/* All rights reserved. This file is distributed under the terms of */
/* the GNU Lesser General Public License version 2.1, with the */
/* special exception on linking described in the file LICENSE. */
/* */
/**************************************************************************/
/* BLAKE2 message digest */
#ifndef CAML_BLAKE2_H
#define CAML_BLAKE2_H
#ifdef CAML_INTERNALS
#include "misc.h"
#define BLAKE2_BLOCKSIZE 128
struct BLAKE2_context {
uint64_t h[8];
uint64_t len[2];
size_t numbytes;
unsigned char buffer[BLAKE2_BLOCKSIZE];
};
CAMLextern void
caml_BLAKE2Init(struct BLAKE2_context * context,
size_t hashlen, size_t keylen, const unsigned char * key);
CAMLextern void
caml_BLAKE2Update(struct BLAKE2_context * context,
const unsigned char * data, size_t len);
CAMLextern void
caml_BLAKE2Final(struct BLAKE2_context * context,
size_t hashlen, unsigned char * hash);
#endif /* CAML_INTERNALS */
#endif /* CAML_BLAKE2_H */
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