eccodes/src/md5.h

/*
 * (C) Copyright 2005- ECMWF.
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 *
 * In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
 * virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
 */

#ifndef md5_H
#define md5_H

#include <stdlib.h>
#include <stdint.h>

typedef struct grib_md5_state
{
    uint64_t size;

    unsigned long words[64];
    unsigned long word_count;

    unsigned char bytes[4];
    unsigned long byte_count;

    unsigned long h0;
    unsigned long h1;
    unsigned long h2;
    unsigned long h3;
} grib_md5_state;

void grib_md5_init(grib_md5_state* s);
void grib_md5_add(grib_md5_state* s, const void* data, size_t len);
void grib_md5_end(grib_md5_state* s, char* digest);

#endif